From 6083a94d68878c9ad5f59b28bd07e4738e9fb7b4 Mon Sep 17 00:00:00 2001
From: marha <marha@users.sourceforge.net>
Date: Tue, 11 May 2010 19:15:00 +0000
Subject: xserver git update 11/5/2010
---
xorg-server/damageext/damageext.c | 1049 +++---
xorg-server/damageext/damageextint.h | 141 +-
xorg-server/dix/resource.c | 1848 +++++------
xorg-server/glx/glxcmds.c | 4875 ++++++++++++++--------------
xorg-server/glx/glxdri.c | 2392 +++++++-------
xorg-server/glx/glxdri2.c | 1612 ++++-----
xorg-server/glx/glxdriswrast.c | 1080 +++---
xorg-server/glx/glxscreens.h | 366 +--
xorg-server/hw/xfree86/dri2/dri2.c | 1984 +++++------
xorg-server/hw/xfree86/dri2/dri2.h | 549 ++--
xorg-server/hw/xfree86/dri2/dri2ext.c | 1292 ++++----
xorg-server/hw/xfree86/modes/xf86Cursors.c | 1344 ++++----
xorg-server/hw/xquartz/GL/indirect.c | 3280 +++++++++----------
xorg-server/include/list.h | 200 +-
14 files changed, 11075 insertions(+), 10937 deletions(-)
diff --git a/xorg-server/damageext/damageext.c b/xorg-server/damageext/damageext.c
index 462796e91..2608e60b3 100644
--- a/xorg-server/damageext/damageext.c
+++ b/xorg-server/damageext/damageext.c
@@ -1,524 +1,525 @@
-/*
- * Copyright © 2002 Keith Packard
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of Keith Packard not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "damageextint.h"
-#include "protocol-versions.h"
-
-static unsigned char DamageReqCode;
-static int DamageEventBase;
-static int DamageErrorBase;
-static RESTYPE DamageExtType;
-static RESTYPE DamageExtWinType;
-
-static int DamageClientPrivateKeyIndex;
-static DevPrivateKey DamageClientPrivateKey = &DamageClientPrivateKeyIndex;
-
-#define prScreen screenInfo.screens[0]
-
-static void
-DamageExtNotify (DamageExtPtr pDamageExt, BoxPtr pBoxes, int nBoxes)
-{
- ClientPtr pClient = pDamageExt->pClient;
- DamageClientPtr pDamageClient = GetDamageClient (pClient);
- DrawablePtr pDrawable = pDamageExt->pDrawable;
- xDamageNotifyEvent ev;
- int i;
-
- UpdateCurrentTimeIf ();
- ev.type = DamageEventBase + XDamageNotify;
- ev.level = pDamageExt->level;
- ev.sequenceNumber = pClient->sequence;
- ev.drawable = pDrawable->id;
- ev.damage = pDamageExt->id;
- ev.timestamp = currentTime.milliseconds;
- ev.geometry.x = pDrawable->x;
- ev.geometry.y = pDrawable->y;
- ev.geometry.width = pDrawable->width;
- ev.geometry.height = pDrawable->height;
- if (pBoxes)
- {
- for (i = 0; i < nBoxes; i++)
- {
- ev.level = pDamageExt->level;
- if (i < nBoxes - 1)
- ev.level |= DamageNotifyMore;
- ev.area.x = pBoxes[i].x1;
- ev.area.y = pBoxes[i].y1;
- ev.area.width = pBoxes[i].x2 - pBoxes[i].x1;
- ev.area.height = pBoxes[i].y2 - pBoxes[i].y1;
- if (!pClient->clientGone)
- WriteEventsToClient (pClient, 1, (xEvent *) &ev);
- }
- }
- else
- {
- ev.area.x = 0;
- ev.area.y = 0;
- ev.area.width = pDrawable->width;
- ev.area.height = pDrawable->height;
- if (!pClient->clientGone)
- WriteEventsToClient (pClient, 1, (xEvent *) &ev);
- }
- /* Composite extension marks clients with manual Subwindows as critical */
- if (pDamageClient->critical > 0)
- {
- SetCriticalOutputPending ();
- pClient->smart_priority = SMART_MAX_PRIORITY;
- }
-}
-
-static void
-DamageExtReport (DamagePtr pDamage, RegionPtr pRegion, void *closure)
-{
- DamageExtPtr pDamageExt = closure;
-
- switch (pDamageExt->level) {
- case DamageReportRawRegion:
- case DamageReportDeltaRegion:
- DamageExtNotify (pDamageExt, REGION_RECTS(pRegion), REGION_NUM_RECTS(pRegion));
- break;
- case DamageReportBoundingBox:
- DamageExtNotify (pDamageExt, REGION_EXTENTS(prScreen, pRegion), 1);
- break;
- case DamageReportNonEmpty:
- DamageExtNotify (pDamageExt, NullBox, 0);
- break;
- case DamageReportNone:
- break;
- }
-}
-
-static void
-DamageExtDestroy (DamagePtr pDamage, void *closure)
-{
- DamageExtPtr pDamageExt = closure;
-
- pDamageExt->pDamage = 0;
- if (pDamageExt->id)
- FreeResource (pDamageExt->id, RT_NONE);
-}
-
-void
-DamageExtSetCritical (ClientPtr pClient, Bool critical)
-{
- DamageClientPtr pDamageClient = GetDamageClient (pClient);
-
- if (pDamageClient)
- pDamageClient->critical += critical ? 1 : -1;
-}
-
-static int
-ProcDamageQueryVersion(ClientPtr client)
-{
- DamageClientPtr pDamageClient = GetDamageClient (client);
- xDamageQueryVersionReply rep;
- register int n;
- REQUEST(xDamageQueryVersionReq);
-
- REQUEST_SIZE_MATCH(xDamageQueryVersionReq);
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- if (stuff->majorVersion < SERVER_DAMAGE_MAJOR_VERSION) {
- rep.majorVersion = stuff->majorVersion;
- rep.minorVersion = stuff->minorVersion;
- } else {
- rep.majorVersion = SERVER_DAMAGE_MAJOR_VERSION;
- if (stuff->majorVersion == SERVER_DAMAGE_MAJOR_VERSION &&
- stuff->minorVersion < SERVER_DAMAGE_MINOR_VERSION)
- rep.minorVersion = stuff->minorVersion;
- else
- rep.minorVersion = SERVER_DAMAGE_MINOR_VERSION;
- }
- pDamageClient->major_version = rep.majorVersion;
- pDamageClient->minor_version = rep.minorVersion;
- if (client->swapped) {
- swaps(&rep.sequenceNumber, n);
- swapl(&rep.length, n);
- swapl(&rep.majorVersion, n);
- swapl(&rep.minorVersion, n);
- }
- WriteToClient(client, sizeof(xDamageQueryVersionReply), (char *)&rep);
- return(client->noClientException);
-}
-
-static int
-ProcDamageCreate (ClientPtr client)
-{
- DrawablePtr pDrawable;
- DamageExtPtr pDamageExt;
- DamageReportLevel level;
- RegionPtr pRegion;
- int rc;
-
- REQUEST(xDamageCreateReq);
-
- REQUEST_SIZE_MATCH(xDamageCreateReq);
- LEGAL_NEW_RESOURCE(stuff->damage, client);
- rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
- DixGetAttrAccess|DixReadAccess);
- if (rc != Success)
- return rc;
-
- switch (stuff->level) {
- case XDamageReportRawRectangles:
- level = DamageReportRawRegion;
- break;
- case XDamageReportDeltaRectangles:
- level = DamageReportDeltaRegion;
- break;
- case XDamageReportBoundingBox:
- level = DamageReportBoundingBox;
- break;
- case XDamageReportNonEmpty:
- level = DamageReportNonEmpty;
- break;
- default:
- client->errorValue = stuff->level;
- return BadValue;
- }
-
- pDamageExt = xalloc (sizeof (DamageExtRec));
- if (!pDamageExt)
- return BadAlloc;
- pDamageExt->id = stuff->damage;
- pDamageExt->pDrawable = pDrawable;
- pDamageExt->level = level;
- pDamageExt->pClient = client;
- pDamageExt->pDamage = DamageCreate (DamageExtReport,
- DamageExtDestroy,
- level,
- FALSE,
- pDrawable->pScreen,
- pDamageExt);
- if (!pDamageExt->pDamage)
- {
- xfree (pDamageExt);
- return BadAlloc;
- }
- if (!AddResource (stuff->damage, DamageExtType, (pointer) pDamageExt))
- return BadAlloc;
-
- DamageRegister (pDamageExt->pDrawable, pDamageExt->pDamage);
-
- if (pDrawable->type == DRAWABLE_WINDOW)
- {
- pRegion = &((WindowPtr) pDrawable)->borderClip;
- DamageRegionAppend(pDrawable, pRegion);
- }
-
- return (client->noClientException);
-}
-
-static int
-ProcDamageDestroy (ClientPtr client)
-{
- REQUEST(xDamageDestroyReq);
- DamageExtPtr pDamageExt;
-
- REQUEST_SIZE_MATCH(xDamageDestroyReq);
- VERIFY_DAMAGEEXT(pDamageExt, stuff->damage, client, DixWriteAccess);
- FreeResource (stuff->damage, RT_NONE);
- return (client->noClientException);
-}
-
-static int
-ProcDamageSubtract (ClientPtr client)
-{
- REQUEST(xDamageSubtractReq);
- DamageExtPtr pDamageExt;
- RegionPtr pRepair;
- RegionPtr pParts;
-
- REQUEST_SIZE_MATCH(xDamageSubtractReq);
- VERIFY_DAMAGEEXT(pDamageExt, stuff->damage, client, DixWriteAccess);
- VERIFY_REGION_OR_NONE(pRepair, stuff->repair, client, DixWriteAccess);
- VERIFY_REGION_OR_NONE(pParts, stuff->parts, client, DixWriteAccess);
-
- if (pDamageExt->level != DamageReportRawRegion)
- {
- DamagePtr pDamage = pDamageExt->pDamage;
- if (pRepair)
- {
- if (pParts)
- REGION_INTERSECT (prScreen, pParts, DamageRegion (pDamage), pRepair);
- if (DamageSubtract (pDamage, pRepair))
- DamageExtReport (pDamage, DamageRegion (pDamage), (void *) pDamageExt);
- }
- else
- {
- if (pParts)
- REGION_COPY (prScreen, pParts, DamageRegion (pDamage));
- DamageEmpty (pDamage);
- }
- }
- return (client->noClientException);
-}
-
-static int
-ProcDamageAdd (ClientPtr client)
-{
- REQUEST(xDamageAddReq);
- DrawablePtr pDrawable;
- RegionPtr pRegion;
- int rc;
-
- REQUEST_SIZE_MATCH(xDamageAddReq);
- VERIFY_REGION(pRegion, stuff->region, client, DixWriteAccess);
- rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
- DixWriteAccess);
- if (rc != Success)
- return rc;
-
- /* The region is relative to the drawable origin, so translate it out to
- * screen coordinates like damage expects.
- */
- REGION_TRANSLATE(pScreen, pRegion, pDrawable->x, pDrawable->y);
- DamageRegionAppend(pDrawable, pRegion);
- REGION_TRANSLATE(pScreen, pRegion, -pDrawable->x, -pDrawable->y);
-
- return (client->noClientException);
-}
-
-/* Major version controls available requests */
-static const int version_requests[] = {
- X_DamageQueryVersion, /* before client sends QueryVersion */
- X_DamageAdd, /* Version 1 */
-};
-
-#define NUM_VERSION_REQUESTS (sizeof (version_requests) / sizeof (version_requests[0]))
-
-static int (*ProcDamageVector[XDamageNumberRequests])(ClientPtr) = {
-/*************** Version 1 ******************/
- ProcDamageQueryVersion,
- ProcDamageCreate,
- ProcDamageDestroy,
- ProcDamageSubtract,
-/*************** Version 1.1 ****************/
- ProcDamageAdd,
-};
-
-
-static int
-ProcDamageDispatch (ClientPtr client)
-{
- REQUEST(xDamageReq);
- DamageClientPtr pDamageClient = GetDamageClient (client);
-
- if (pDamageClient->major_version >= NUM_VERSION_REQUESTS)
- return BadRequest;
- if (stuff->damageReqType > version_requests[pDamageClient->major_version])
- return BadRequest;
- return (*ProcDamageVector[stuff->damageReqType]) (client);
-}
-
-static int
-SProcDamageQueryVersion(ClientPtr client)
-{
- register int n;
- REQUEST(xDamageQueryVersionReq);
-
- swaps(&stuff->length, n);
- REQUEST_SIZE_MATCH(xDamageQueryVersionReq);
- swapl(&stuff->majorVersion, n);
- swapl(&stuff->minorVersion, n);
- return (*ProcDamageVector[stuff->damageReqType]) (client);
-}
-
-static int
-SProcDamageCreate (ClientPtr client)
-{
- register int n;
- REQUEST(xDamageCreateReq);
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH(xDamageCreateReq);
- swapl (&stuff->damage, n);
- swapl (&stuff->drawable, n);
- return (*ProcDamageVector[stuff->damageReqType]) (client);
-}
-
-static int
-SProcDamageDestroy (ClientPtr client)
-{
- register int n;
- REQUEST(xDamageDestroyReq);
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH(xDamageDestroyReq);
- swapl (&stuff->damage, n);
- return (*ProcDamageVector[stuff->damageReqType]) (client);
-}
-
-static int
-SProcDamageSubtract (ClientPtr client)
-{
- register int n;
- REQUEST(xDamageSubtractReq);
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH(xDamageSubtractReq);
- swapl (&stuff->damage, n);
- swapl (&stuff->repair, n);
- swapl (&stuff->parts, n);
- return (*ProcDamageVector[stuff->damageReqType]) (client);
-}
-
-static int
-SProcDamageAdd (ClientPtr client)
-{
- register int n;
- REQUEST(xDamageAddReq);
-
- swaps (&stuff->length, n);
- REQUEST_SIZE_MATCH(xDamageSubtractReq);
- swapl (&stuff->drawable, n);
- swapl (&stuff->region, n);
- return (*ProcDamageVector[stuff->damageReqType]) (client);
-}
-
-static int (*SProcDamageVector[XDamageNumberRequests])(ClientPtr) = {
-/*************** Version 1 ******************/
- SProcDamageQueryVersion,
- SProcDamageCreate,
- SProcDamageDestroy,
- SProcDamageSubtract,
-/*************** Version 1.1 ****************/
- SProcDamageAdd,
-};
-
-static int
-SProcDamageDispatch (ClientPtr client)
-{
- REQUEST(xDamageReq);
- if (stuff->damageReqType >= XDamageNumberRequests)
- return BadRequest;
- return (*SProcDamageVector[stuff->damageReqType]) (client);
-}
-
-static void
-DamageClientCallback (CallbackListPtr *list,
- pointer closure,
- pointer data)
-{
- NewClientInfoRec *clientinfo = (NewClientInfoRec *) data;
- ClientPtr pClient = clientinfo->client;
- DamageClientPtr pDamageClient = GetDamageClient (pClient);
-
- pDamageClient->critical = 0;
- pDamageClient->major_version = 0;
- pDamageClient->minor_version = 0;
-}
-
-/*ARGSUSED*/
-static void
-DamageResetProc (ExtensionEntry *extEntry)
-{
- DeleteCallback (&ClientStateCallback, DamageClientCallback, 0);
-}
-
-static int
-FreeDamageExt (pointer value, XID did)
-{
- DamageExtPtr pDamageExt = (DamageExtPtr) value;
-
- /*
- * Get rid of the resource table entry hanging from the window id
- */
- pDamageExt->id = 0;
- if (WindowDrawable(pDamageExt->pDrawable->type))
- FreeResourceByType (pDamageExt->pDrawable->id, DamageExtWinType, TRUE);
- if (pDamageExt->pDamage)
- {
- DamageUnregister (pDamageExt->pDrawable, pDamageExt->pDamage);
- DamageDestroy (pDamageExt->pDamage);
- }
- xfree (pDamageExt);
- return Success;
-}
-
-static int
-FreeDamageExtWin (pointer value, XID wid)
-{
- DamageExtPtr pDamageExt = (DamageExtPtr) value;
-
- if (pDamageExt->id)
- FreeResource (pDamageExt->id, RT_NONE);
- return Success;
-}
-
-static void
-SDamageNotifyEvent (xDamageNotifyEvent *from,
- xDamageNotifyEvent *to)
-{
- to->type = from->type;
- cpswaps (from->sequenceNumber, to->sequenceNumber);
- cpswapl (from->drawable, to->drawable);
- cpswapl (from->damage, to->damage);
- cpswaps (from->area.x, to->area.x);
- cpswaps (from->area.y, to->area.y);
- cpswaps (from->area.width, to->area.width);
- cpswaps (from->area.height, to->area.height);
- cpswaps (from->geometry.x, to->geometry.x);
- cpswaps (from->geometry.y, to->geometry.y);
- cpswaps (from->geometry.width, to->geometry.width);
- cpswaps (from->geometry.height, to->geometry.height);
-}
-
-void
-DamageExtensionInit(void)
-{
- ExtensionEntry *extEntry;
- int s;
-
- for (s = 0; s < screenInfo.numScreens; s++)
- DamageSetup (screenInfo.screens[s]);
-
- DamageExtType = CreateNewResourceType (FreeDamageExt, "DamageExt");
- if (!DamageExtType)
- return;
-
- DamageExtWinType = CreateNewResourceType (FreeDamageExtWin, "DamageExtWin");
- if (!DamageExtWinType)
- return;
-
- if (!dixRequestPrivate(DamageClientPrivateKey, sizeof (DamageClientRec)))
- return;
- if (!AddCallback (&ClientStateCallback, DamageClientCallback, 0))
- return;
-
- if ((extEntry = AddExtension(DAMAGE_NAME, XDamageNumberEvents,
- XDamageNumberErrors,
- ProcDamageDispatch, SProcDamageDispatch,
- DamageResetProc, StandardMinorOpcode)) != 0)
- {
- DamageReqCode = (unsigned char)extEntry->base;
- DamageEventBase = extEntry->eventBase;
- DamageErrorBase = extEntry->errorBase;
- EventSwapVector[DamageEventBase + XDamageNotify] =
- (EventSwapPtr) SDamageNotifyEvent;
- }
-}
+/*
+ * Copyright © 2002 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "damageextint.h"
+#include "protocol-versions.h"
+
+static unsigned char DamageReqCode;
+static int DamageEventBase;
+static int DamageErrorBase;
+static RESTYPE DamageExtType;
+static RESTYPE DamageExtWinType;
+
+static int DamageClientPrivateKeyIndex;
+static DevPrivateKey DamageClientPrivateKey = &DamageClientPrivateKeyIndex;
+
+#define prScreen screenInfo.screens[0]
+
+static void
+DamageExtNotify (DamageExtPtr pDamageExt, BoxPtr pBoxes, int nBoxes)
+{
+ ClientPtr pClient = pDamageExt->pClient;
+ DamageClientPtr pDamageClient = GetDamageClient (pClient);
+ DrawablePtr pDrawable = pDamageExt->pDrawable;
+ xDamageNotifyEvent ev;
+ int i;
+
+ UpdateCurrentTimeIf ();
+ ev.type = DamageEventBase + XDamageNotify;
+ ev.level = pDamageExt->level;
+ ev.sequenceNumber = pClient->sequence;
+ ev.drawable = pDamageExt->drawable;
+ ev.damage = pDamageExt->id;
+ ev.timestamp = currentTime.milliseconds;
+ ev.geometry.x = pDrawable->x;
+ ev.geometry.y = pDrawable->y;
+ ev.geometry.width = pDrawable->width;
+ ev.geometry.height = pDrawable->height;
+ if (pBoxes)
+ {
+ for (i = 0; i < nBoxes; i++)
+ {
+ ev.level = pDamageExt->level;
+ if (i < nBoxes - 1)
+ ev.level |= DamageNotifyMore;
+ ev.area.x = pBoxes[i].x1;
+ ev.area.y = pBoxes[i].y1;
+ ev.area.width = pBoxes[i].x2 - pBoxes[i].x1;
+ ev.area.height = pBoxes[i].y2 - pBoxes[i].y1;
+ if (!pClient->clientGone)
+ WriteEventsToClient (pClient, 1, (xEvent *) &ev);
+ }
+ }
+ else
+ {
+ ev.area.x = 0;
+ ev.area.y = 0;
+ ev.area.width = pDrawable->width;
+ ev.area.height = pDrawable->height;
+ if (!pClient->clientGone)
+ WriteEventsToClient (pClient, 1, (xEvent *) &ev);
+ }
+ /* Composite extension marks clients with manual Subwindows as critical */
+ if (pDamageClient->critical > 0)
+ {
+ SetCriticalOutputPending ();
+ pClient->smart_priority = SMART_MAX_PRIORITY;
+ }
+}
+
+static void
+DamageExtReport (DamagePtr pDamage, RegionPtr pRegion, void *closure)
+{
+ DamageExtPtr pDamageExt = closure;
+
+ switch (pDamageExt->level) {
+ case DamageReportRawRegion:
+ case DamageReportDeltaRegion:
+ DamageExtNotify (pDamageExt, REGION_RECTS(pRegion), REGION_NUM_RECTS(pRegion));
+ break;
+ case DamageReportBoundingBox:
+ DamageExtNotify (pDamageExt, REGION_EXTENTS(prScreen, pRegion), 1);
+ break;
+ case DamageReportNonEmpty:
+ DamageExtNotify (pDamageExt, NullBox, 0);
+ break;
+ case DamageReportNone:
+ break;
+ }
+}
+
+static void
+DamageExtDestroy (DamagePtr pDamage, void *closure)
+{
+ DamageExtPtr pDamageExt = closure;
+
+ pDamageExt->pDamage = 0;
+ if (pDamageExt->id)
+ FreeResource (pDamageExt->id, RT_NONE);
+}
+
+void
+DamageExtSetCritical (ClientPtr pClient, Bool critical)
+{
+ DamageClientPtr pDamageClient = GetDamageClient (pClient);
+
+ if (pDamageClient)
+ pDamageClient->critical += critical ? 1 : -1;
+}
+
+static int
+ProcDamageQueryVersion(ClientPtr client)
+{
+ DamageClientPtr pDamageClient = GetDamageClient (client);
+ xDamageQueryVersionReply rep;
+ register int n;
+ REQUEST(xDamageQueryVersionReq);
+
+ REQUEST_SIZE_MATCH(xDamageQueryVersionReq);
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ if (stuff->majorVersion < SERVER_DAMAGE_MAJOR_VERSION) {
+ rep.majorVersion = stuff->majorVersion;
+ rep.minorVersion = stuff->minorVersion;
+ } else {
+ rep.majorVersion = SERVER_DAMAGE_MAJOR_VERSION;
+ if (stuff->majorVersion == SERVER_DAMAGE_MAJOR_VERSION &&
+ stuff->minorVersion < SERVER_DAMAGE_MINOR_VERSION)
+ rep.minorVersion = stuff->minorVersion;
+ else
+ rep.minorVersion = SERVER_DAMAGE_MINOR_VERSION;
+ }
+ pDamageClient->major_version = rep.majorVersion;
+ pDamageClient->minor_version = rep.minorVersion;
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.majorVersion, n);
+ swapl(&rep.minorVersion, n);
+ }
+ WriteToClient(client, sizeof(xDamageQueryVersionReply), (char *)&rep);
+ return(client->noClientException);
+}
+
+static int
+ProcDamageCreate (ClientPtr client)
+{
+ DrawablePtr pDrawable;
+ DamageExtPtr pDamageExt;
+ DamageReportLevel level;
+ RegionPtr pRegion;
+ int rc;
+
+ REQUEST(xDamageCreateReq);
+
+ REQUEST_SIZE_MATCH(xDamageCreateReq);
+ LEGAL_NEW_RESOURCE(stuff->damage, client);
+ rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
+ DixGetAttrAccess|DixReadAccess);
+ if (rc != Success)
+ return rc;
+
+ switch (stuff->level) {
+ case XDamageReportRawRectangles:
+ level = DamageReportRawRegion;
+ break;
+ case XDamageReportDeltaRectangles:
+ level = DamageReportDeltaRegion;
+ break;
+ case XDamageReportBoundingBox:
+ level = DamageReportBoundingBox;
+ break;
+ case XDamageReportNonEmpty:
+ level = DamageReportNonEmpty;
+ break;
+ default:
+ client->errorValue = stuff->level;
+ return BadValue;
+ }
+
+ pDamageExt = xalloc (sizeof (DamageExtRec));
+ if (!pDamageExt)
+ return BadAlloc;
+ pDamageExt->id = stuff->damage;
+ pDamageExt->drawable = stuff->drawable;
+ pDamageExt->pDrawable = pDrawable;
+ pDamageExt->level = level;
+ pDamageExt->pClient = client;
+ pDamageExt->pDamage = DamageCreate (DamageExtReport,
+ DamageExtDestroy,
+ level,
+ FALSE,
+ pDrawable->pScreen,
+ pDamageExt);
+ if (!pDamageExt->pDamage)
+ {
+ xfree (pDamageExt);
+ return BadAlloc;
+ }
+ if (!AddResource (stuff->damage, DamageExtType, (pointer) pDamageExt))
+ return BadAlloc;
+
+ DamageRegister (pDamageExt->pDrawable, pDamageExt->pDamage);
+
+ if (pDrawable->type == DRAWABLE_WINDOW)
+ {
+ pRegion = &((WindowPtr) pDrawable)->borderClip;
+ DamageRegionAppend(pDrawable, pRegion);
+ }
+
+ return (client->noClientException);
+}
+
+static int
+ProcDamageDestroy (ClientPtr client)
+{
+ REQUEST(xDamageDestroyReq);
+ DamageExtPtr pDamageExt;
+
+ REQUEST_SIZE_MATCH(xDamageDestroyReq);
+ VERIFY_DAMAGEEXT(pDamageExt, stuff->damage, client, DixWriteAccess);
+ FreeResource (stuff->damage, RT_NONE);
+ return (client->noClientException);
+}
+
+static int
+ProcDamageSubtract (ClientPtr client)
+{
+ REQUEST(xDamageSubtractReq);
+ DamageExtPtr pDamageExt;
+ RegionPtr pRepair;
+ RegionPtr pParts;
+
+ REQUEST_SIZE_MATCH(xDamageSubtractReq);
+ VERIFY_DAMAGEEXT(pDamageExt, stuff->damage, client, DixWriteAccess);
+ VERIFY_REGION_OR_NONE(pRepair, stuff->repair, client, DixWriteAccess);
+ VERIFY_REGION_OR_NONE(pParts, stuff->parts, client, DixWriteAccess);
+
+ if (pDamageExt->level != DamageReportRawRegion)
+ {
+ DamagePtr pDamage = pDamageExt->pDamage;
+ if (pRepair)
+ {
+ if (pParts)
+ REGION_INTERSECT (prScreen, pParts, DamageRegion (pDamage), pRepair);
+ if (DamageSubtract (pDamage, pRepair))
+ DamageExtReport (pDamage, DamageRegion (pDamage), (void *) pDamageExt);
+ }
+ else
+ {
+ if (pParts)
+ REGION_COPY (prScreen, pParts, DamageRegion (pDamage));
+ DamageEmpty (pDamage);
+ }
+ }
+ return (client->noClientException);
+}
+
+static int
+ProcDamageAdd (ClientPtr client)
+{
+ REQUEST(xDamageAddReq);
+ DrawablePtr pDrawable;
+ RegionPtr pRegion;
+ int rc;
+
+ REQUEST_SIZE_MATCH(xDamageAddReq);
+ VERIFY_REGION(pRegion, stuff->region, client, DixWriteAccess);
+ rc = dixLookupDrawable(&pDrawable, stuff->drawable, client, 0,
+ DixWriteAccess);
+ if (rc != Success)
+ return rc;
+
+ /* The region is relative to the drawable origin, so translate it out to
+ * screen coordinates like damage expects.
+ */
+ REGION_TRANSLATE(pScreen, pRegion, pDrawable->x, pDrawable->y);
+ DamageRegionAppend(pDrawable, pRegion);
+ REGION_TRANSLATE(pScreen, pRegion, -pDrawable->x, -pDrawable->y);
+
+ return (client->noClientException);
+}
+
+/* Major version controls available requests */
+static const int version_requests[] = {
+ X_DamageQueryVersion, /* before client sends QueryVersion */
+ X_DamageAdd, /* Version 1 */
+};
+
+#define NUM_VERSION_REQUESTS (sizeof (version_requests) / sizeof (version_requests[0]))
+
+static int (*ProcDamageVector[XDamageNumberRequests])(ClientPtr) = {
+/*************** Version 1 ******************/
+ ProcDamageQueryVersion,
+ ProcDamageCreate,
+ ProcDamageDestroy,
+ ProcDamageSubtract,
+/*************** Version 1.1 ****************/
+ ProcDamageAdd,
+};
+
+
+static int
+ProcDamageDispatch (ClientPtr client)
+{
+ REQUEST(xDamageReq);
+ DamageClientPtr pDamageClient = GetDamageClient (client);
+
+ if (pDamageClient->major_version >= NUM_VERSION_REQUESTS)
+ return BadRequest;
+ if (stuff->damageReqType > version_requests[pDamageClient->major_version])
+ return BadRequest;
+ return (*ProcDamageVector[stuff->damageReqType]) (client);
+}
+
+static int
+SProcDamageQueryVersion(ClientPtr client)
+{
+ register int n;
+ REQUEST(xDamageQueryVersionReq);
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xDamageQueryVersionReq);
+ swapl(&stuff->majorVersion, n);
+ swapl(&stuff->minorVersion, n);
+ return (*ProcDamageVector[stuff->damageReqType]) (client);
+}
+
+static int
+SProcDamageCreate (ClientPtr client)
+{
+ register int n;
+ REQUEST(xDamageCreateReq);
+
+ swaps (&stuff->length, n);
+ REQUEST_SIZE_MATCH(xDamageCreateReq);
+ swapl (&stuff->damage, n);
+ swapl (&stuff->drawable, n);
+ return (*ProcDamageVector[stuff->damageReqType]) (client);
+}
+
+static int
+SProcDamageDestroy (ClientPtr client)
+{
+ register int n;
+ REQUEST(xDamageDestroyReq);
+
+ swaps (&stuff->length, n);
+ REQUEST_SIZE_MATCH(xDamageDestroyReq);
+ swapl (&stuff->damage, n);
+ return (*ProcDamageVector[stuff->damageReqType]) (client);
+}
+
+static int
+SProcDamageSubtract (ClientPtr client)
+{
+ register int n;
+ REQUEST(xDamageSubtractReq);
+
+ swaps (&stuff->length, n);
+ REQUEST_SIZE_MATCH(xDamageSubtractReq);
+ swapl (&stuff->damage, n);
+ swapl (&stuff->repair, n);
+ swapl (&stuff->parts, n);
+ return (*ProcDamageVector[stuff->damageReqType]) (client);
+}
+
+static int
+SProcDamageAdd (ClientPtr client)
+{
+ register int n;
+ REQUEST(xDamageAddReq);
+
+ swaps (&stuff->length, n);
+ REQUEST_SIZE_MATCH(xDamageSubtractReq);
+ swapl (&stuff->drawable, n);
+ swapl (&stuff->region, n);
+ return (*ProcDamageVector[stuff->damageReqType]) (client);
+}
+
+static int (*SProcDamageVector[XDamageNumberRequests])(ClientPtr) = {
+/*************** Version 1 ******************/
+ SProcDamageQueryVersion,
+ SProcDamageCreate,
+ SProcDamageDestroy,
+ SProcDamageSubtract,
+/*************** Version 1.1 ****************/
+ SProcDamageAdd,
+};
+
+static int
+SProcDamageDispatch (ClientPtr client)
+{
+ REQUEST(xDamageReq);
+ if (stuff->damageReqType >= XDamageNumberRequests)
+ return BadRequest;
+ return (*SProcDamageVector[stuff->damageReqType]) (client);
+}
+
+static void
+DamageClientCallback (CallbackListPtr *list,
+ pointer closure,
+ pointer data)
+{
+ NewClientInfoRec *clientinfo = (NewClientInfoRec *) data;
+ ClientPtr pClient = clientinfo->client;
+ DamageClientPtr pDamageClient = GetDamageClient (pClient);
+
+ pDamageClient->critical = 0;
+ pDamageClient->major_version = 0;
+ pDamageClient->minor_version = 0;
+}
+
+/*ARGSUSED*/
+static void
+DamageResetProc (ExtensionEntry *extEntry)
+{
+ DeleteCallback (&ClientStateCallback, DamageClientCallback, 0);
+}
+
+static int
+FreeDamageExt (pointer value, XID did)
+{
+ DamageExtPtr pDamageExt = (DamageExtPtr) value;
+
+ /*
+ * Get rid of the resource table entry hanging from the window id
+ */
+ pDamageExt->id = 0;
+ if (WindowDrawable(pDamageExt->pDrawable->type))
+ FreeResourceByType (pDamageExt->pDrawable->id, DamageExtWinType, TRUE);
+ if (pDamageExt->pDamage)
+ {
+ DamageUnregister (pDamageExt->pDrawable, pDamageExt->pDamage);
+ DamageDestroy (pDamageExt->pDamage);
+ }
+ xfree (pDamageExt);
+ return Success;
+}
+
+static int
+FreeDamageExtWin (pointer value, XID wid)
+{
+ DamageExtPtr pDamageExt = (DamageExtPtr) value;
+
+ if (pDamageExt->id)
+ FreeResource (pDamageExt->id, RT_NONE);
+ return Success;
+}
+
+static void
+SDamageNotifyEvent (xDamageNotifyEvent *from,
+ xDamageNotifyEvent *to)
+{
+ to->type = from->type;
+ cpswaps (from->sequenceNumber, to->sequenceNumber);
+ cpswapl (from->drawable, to->drawable);
+ cpswapl (from->damage, to->damage);
+ cpswaps (from->area.x, to->area.x);
+ cpswaps (from->area.y, to->area.y);
+ cpswaps (from->area.width, to->area.width);
+ cpswaps (from->area.height, to->area.height);
+ cpswaps (from->geometry.x, to->geometry.x);
+ cpswaps (from->geometry.y, to->geometry.y);
+ cpswaps (from->geometry.width, to->geometry.width);
+ cpswaps (from->geometry.height, to->geometry.height);
+}
+
+void
+DamageExtensionInit(void)
+{
+ ExtensionEntry *extEntry;
+ int s;
+
+ for (s = 0; s < screenInfo.numScreens; s++)
+ DamageSetup (screenInfo.screens[s]);
+
+ DamageExtType = CreateNewResourceType (FreeDamageExt, "DamageExt");
+ if (!DamageExtType)
+ return;
+
+ DamageExtWinType = CreateNewResourceType (FreeDamageExtWin, "DamageExtWin");
+ if (!DamageExtWinType)
+ return;
+
+ if (!dixRequestPrivate(DamageClientPrivateKey, sizeof (DamageClientRec)))
+ return;
+ if (!AddCallback (&ClientStateCallback, DamageClientCallback, 0))
+ return;
+
+ if ((extEntry = AddExtension(DAMAGE_NAME, XDamageNumberEvents,
+ XDamageNumberErrors,
+ ProcDamageDispatch, SProcDamageDispatch,
+ DamageResetProc, StandardMinorOpcode)) != 0)
+ {
+ DamageReqCode = (unsigned char)extEntry->base;
+ DamageEventBase = extEntry->eventBase;
+ DamageErrorBase = extEntry->errorBase;
+ EventSwapVector[DamageEventBase + XDamageNotify] =
+ (EventSwapPtr) SDamageNotifyEvent;
+ }
+}
diff --git a/xorg-server/damageext/damageextint.h b/xorg-server/damageext/damageextint.h
index 45c5ff96c..99bc57499 100644
--- a/xorg-server/damageext/damageextint.h
+++ b/xorg-server/damageext/damageextint.h
@@ -1,70 +1,71 @@
-/*
- * Copyright © 2002 Keith Packard
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that
- * copyright notice and this permission notice appear in supporting
- * documentation, and that the name of Keith Packard not be used in
- * advertising or publicity pertaining to distribution of the software without
- * specific, written prior permission. Keith Packard makes no
- * representations about the suitability of this software for any purpose. It
- * is provided "as is" without express or implied warranty.
- *
- * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
- * PERFORMANCE OF THIS SOFTWARE.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#ifndef _DAMAGEEXTINT_H_
-#define _DAMAGEEXTINT_H_
-
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include "misc.h"
-#include "os.h"
-#include "dixstruct.h"
-#include "extnsionst.h"
-#include <X11/extensions/damageproto.h>
-#include "windowstr.h"
-#include "selection.h"
-#include "scrnintstr.h"
-#include "damageext.h"
-#include "damage.h"
-#include "xfixes.h"
-
-typedef struct _DamageClient {
- CARD32 major_version;
- CARD32 minor_version;
- int critical;
-} DamageClientRec, *DamageClientPtr;
-
-#define GetDamageClient(pClient) ((DamageClientPtr)dixLookupPrivate(&(pClient)->devPrivates, DamageClientPrivateKey))
-
-typedef struct _DamageExt {
- DamagePtr pDamage;
- DrawablePtr pDrawable;
- DamageReportLevel level;
- ClientPtr pClient;
- XID id;
-} DamageExtRec, *DamageExtPtr;
-
-#define VERIFY_DAMAGEEXT(pDamageExt, rid, client, mode) { \
- int rc = dixLookupResourceByType((pointer *)&(pDamageExt), rid, \
- DamageExtType, client, mode); \
- if (rc != Success) \
- return (rc == BadValue) ? DamageErrorBase + BadDamage : rc; \
-}
-
-void
-DamageExtSetCritical (ClientPtr pClient, Bool critical);
-
-#endif /* _DAMAGEEXTINT_H_ */
+/*
+ * Copyright © 2002 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that
+ * copyright notice and this permission notice appear in supporting
+ * documentation, and that the name of Keith Packard not be used in
+ * advertising or publicity pertaining to distribution of the software without
+ * specific, written prior permission. Keith Packard makes no
+ * representations about the suitability of this software for any purpose. It
+ * is provided "as is" without express or implied warranty.
+ *
+ * KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
+ * PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifndef _DAMAGEEXTINT_H_
+#define _DAMAGEEXTINT_H_
+
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include "misc.h"
+#include "os.h"
+#include "dixstruct.h"
+#include "extnsionst.h"
+#include <X11/extensions/damageproto.h>
+#include "windowstr.h"
+#include "selection.h"
+#include "scrnintstr.h"
+#include "damageext.h"
+#include "damage.h"
+#include "xfixes.h"
+
+typedef struct _DamageClient {
+ CARD32 major_version;
+ CARD32 minor_version;
+ int critical;
+} DamageClientRec, *DamageClientPtr;
+
+#define GetDamageClient(pClient) ((DamageClientPtr)dixLookupPrivate(&(pClient)->devPrivates, DamageClientPrivateKey))
+
+typedef struct _DamageExt {
+ DamagePtr pDamage;
+ DrawablePtr pDrawable;
+ DamageReportLevel level;
+ ClientPtr pClient;
+ XID id;
+ XID drawable;
+} DamageExtRec, *DamageExtPtr;
+
+#define VERIFY_DAMAGEEXT(pDamageExt, rid, client, mode) { \
+ int rc = dixLookupResourceByType((pointer *)&(pDamageExt), rid, \
+ DamageExtType, client, mode); \
+ if (rc != Success) \
+ return (rc == BadValue) ? DamageErrorBase + BadDamage : rc; \
+}
+
+void
+DamageExtSetCritical (ClientPtr pClient, Bool critical);
+
+#endif /* _DAMAGEEXTINT_H_ */
diff --git a/xorg-server/dix/resource.c b/xorg-server/dix/resource.c
index 91d0cfb1c..2eb1b3697 100644
--- a/xorg-server/dix/resource.c
+++ b/xorg-server/dix/resource.c
@@ -1,920 +1,928 @@
-/************************************************************
-
-Copyright 1987, 1998 The Open Group
-
-Permission to use, copy, modify, distribute, and sell this software and its
-documentation for any purpose is hereby granted without fee, provided that
-the above copyright notice appear in all copies and that both that
-copyright notice and this permission notice appear in supporting
-documentation.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
-AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
-CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of The Open Group shall not be
-used in advertising or otherwise to promote the sale, use or other dealings
-in this Software without prior written authorization from The Open Group.
-
-
-Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
-
- All Rights Reserved
-
-Permission to use, copy, modify, and distribute this software and its
-documentation for any purpose and without fee is hereby granted,
-provided that the above copyright notice appear in all copies and that
-both that copyright notice and this permission notice appear in
-supporting documentation, and that the name of Digital not be
-used in advertising or publicity pertaining to distribution of the
-software without specific, written prior permission.
-
-DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
-ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
-DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
-ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
-WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
-ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
-SOFTWARE.
-
-********************************************************/
-/* The panoramix components contained the following notice */
-/*****************************************************************
-
-Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts.
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software.
-
-The above copyright notice and this permission notice shall be included in
-all copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
-DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING,
-BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY,
-WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
-IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
-
-Except as contained in this notice, the name of Digital Equipment Corporation
-shall not be used in advertising or otherwise to promote the sale, use or other
-dealings in this Software without prior written authorization from Digital
-Equipment Corporation.
-
-******************************************************************/
-/* XSERVER_DTRACE additions:
- * Copyright 2005-2006 Sun Microsystems, Inc. All rights reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-
-/* Routines to manage various kinds of resources:
- *
- * CreateNewResourceType, CreateNewResourceClass, InitClientResources,
- * FakeClientID, AddResource, FreeResource, FreeClientResources,
- * FreeAllResources, LookupIDByType, LookupIDByClass, GetXIDRange
- */
-
-/*
- * A resource ID is a 32 bit quantity, the upper 2 bits of which are
- * off-limits for client-visible resources. The next 8 bits are
- * used as client ID, and the low 22 bits come from the client.
- * A resource ID is "hashed" by extracting and xoring subfields
- * (varying with the size of the hash table).
- *
- * It is sometimes necessary for the server to create an ID that looks
- * like it belongs to a client. This ID, however, must not be one
- * the client actually can create, or we have the potential for conflict.
- * The 31st bit of the ID is reserved for the server's use for this
- * purpose. By setting CLIENT_ID(id) to the client, the SERVER_BIT to
- * 1, and an otherwise arbitrary ID in the low 22 bits, we can create a
- * resource "owned" by the client.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <X11/X.h>
-#include "misc.h"
-#include "os.h"
-#include "resource.h"
-#include "dixstruct.h"
-#include "opaque.h"
-#include "windowstr.h"
-#include "dixfont.h"
-#include "colormap.h"
-#include "inputstr.h"
-#include "dixevents.h"
-#include "dixgrabs.h"
-#include "cursor.h"
-#ifdef PANORAMIX
-#include "panoramiX.h"
-#include "panoramiXsrv.h"
-#endif
-#include "xace.h"
-#include <assert.h>
-#include "registry.h"
-
-#ifdef XSERVER_DTRACE
-#include <sys/types.h>
-typedef const char *string;
-#include "Xserver-dtrace.h"
-
-#define TypeNameString(t) LookupResourceName(t)
-#endif
-
-static void RebuildTable(
- int /*client*/
-);
-
-#define SERVER_MINID 32
-
-#define INITBUCKETS 64
-#define INITHASHSIZE 6
-#define MAXHASHSIZE 11
-
-typedef struct _Resource {
- struct _Resource *next;
- XID id;
- RESTYPE type;
- pointer value;
-} ResourceRec, *ResourcePtr;
-#define NullResource ((ResourcePtr)NULL)
-
-typedef struct _ClientResource {
- ResourcePtr *resources;
- int elements;
- int buckets;
- int hashsize; /* log(2)(buckets) */
- XID fakeID;
- XID endFakeID;
- XID expectID;
-} ClientResourceRec;
-
-RESTYPE lastResourceType;
-static RESTYPE lastResourceClass;
-RESTYPE TypeMask;
-
-static DeleteType *DeleteFuncs = (DeleteType *)NULL;
-
-CallbackListPtr ResourceStateCallback;
-
-static _X_INLINE void
-CallResourceStateCallback(ResourceState state, ResourceRec *res)
-{
- if (ResourceStateCallback) {
- ResourceStateInfoRec rsi = { state, res->id, res->type, res->value };
- CallCallbacks(&ResourceStateCallback, &rsi);
- }
-}
-
-RESTYPE
-CreateNewResourceType(DeleteType deleteFunc, char *name)
-{
- RESTYPE next = lastResourceType + 1;
- DeleteType *funcs;
-
- if (next & lastResourceClass)
- return 0;
- funcs = (DeleteType *)xrealloc(DeleteFuncs,
- (next + 1) * sizeof(DeleteType));
- if (!funcs)
- return 0;
- if (!dixRegisterPrivateOffset(next, -1))
- return 0;
-
- lastResourceType = next;
- DeleteFuncs = funcs;
- DeleteFuncs[next] = deleteFunc;
-
- /* Called even if name is NULL, to remove any previous entry */
- RegisterResourceName(next, name);
-
- return next;
-}
-
-RESTYPE
-CreateNewResourceClass(void)
-{
- RESTYPE next = lastResourceClass >> 1;
-
- if (next & lastResourceType)
- return 0;
- lastResourceClass = next;
- TypeMask = next - 1;
- return next;
-}
-
-static ClientResourceRec clientTable[MAXCLIENTS];
-
-/*****************
- * InitClientResources
- * When a new client is created, call this to allocate space
- * in resource table
- *****************/
-
-Bool
-InitClientResources(ClientPtr client)
-{
- int i, j;
-
- if (client == serverClient)
- {
- lastResourceType = RT_LASTPREDEF;
- lastResourceClass = RC_LASTPREDEF;
- TypeMask = RC_LASTPREDEF - 1;
- if (DeleteFuncs)
- xfree(DeleteFuncs);
- DeleteFuncs = xalloc((lastResourceType + 1) * sizeof(DeleteType));
- if (!DeleteFuncs)
- return FALSE;
- DeleteFuncs[RT_NONE & TypeMask] = (DeleteType)NoopDDA;
- DeleteFuncs[RT_WINDOW & TypeMask] = DeleteWindow;
- DeleteFuncs[RT_PIXMAP & TypeMask] = dixDestroyPixmap;
- DeleteFuncs[RT_GC & TypeMask] = FreeGC;
- DeleteFuncs[RT_FONT & TypeMask] = CloseFont;
- DeleteFuncs[RT_CURSOR & TypeMask] = FreeCursor;
- DeleteFuncs[RT_COLORMAP & TypeMask] = FreeColormap;
- DeleteFuncs[RT_CMAPENTRY & TypeMask] = FreeClientPixels;
- DeleteFuncs[RT_OTHERCLIENT & TypeMask] = OtherClientGone;
- DeleteFuncs[RT_PASSIVEGRAB & TypeMask] = DeletePassiveGrab;
- }
- clientTable[i = client->index].resources =
- xalloc(INITBUCKETS*sizeof(ResourcePtr));
- if (!clientTable[i].resources)
- return FALSE;
- clientTable[i].buckets = INITBUCKETS;
- clientTable[i].elements = 0;
- clientTable[i].hashsize = INITHASHSIZE;
- /* Many IDs allocated from the server client are visible to clients,
- * so we don't use the SERVER_BIT for them, but we have to start
- * past the magic value constants used in the protocol. For normal
- * clients, we can start from zero, with SERVER_BIT set.
- */
- clientTable[i].fakeID = client->clientAsMask |
- (client->index ? SERVER_BIT : SERVER_MINID);
- clientTable[i].endFakeID = (clientTable[i].fakeID | RESOURCE_ID_MASK) + 1;
- clientTable[i].expectID = client->clientAsMask;
- for (j=0; j<INITBUCKETS; j++)
- {
- clientTable[i].resources[j] = NullResource;
- }
- return TRUE;
-}
-
-
-static int
-Hash(int client, XID id)
-{
- id &= RESOURCE_ID_MASK;
- switch (clientTable[client].hashsize)
- {
- case 6:
- return ((int)(0x03F & (id ^ (id>>6) ^ (id>>12))));
- case 7:
- return ((int)(0x07F & (id ^ (id>>7) ^ (id>>13))));
- case 8:
- return ((int)(0x0FF & (id ^ (id>>8) ^ (id>>16))));
- case 9:
- return ((int)(0x1FF & (id ^ (id>>9))));
- case 10:
- return ((int)(0x3FF & (id ^ (id>>10))));
- case 11:
- return ((int)(0x7FF & (id ^ (id>>11))));
- }
- return -1;
-}
-
-static XID
-AvailableID(
- int client,
- XID id,
- XID maxid,
- XID goodid)
-{
- ResourcePtr res;
-
- if ((goodid >= id) && (goodid <= maxid))
- return goodid;
- for (; id <= maxid; id++)
- {
- res = clientTable[client].resources[Hash(client, id)];
- while (res && (res->id != id))
- res = res->next;
- if (!res)
- return id;
- }
- return 0;
-}
-
-void
-GetXIDRange(int client, Bool server, XID *minp, XID *maxp)
-{
- XID id, maxid;
- ResourcePtr *resp;
- ResourcePtr res;
- int i;
- XID goodid;
-
- id = (Mask)client << CLIENTOFFSET;
- if (server)
- id |= client ? SERVER_BIT : SERVER_MINID;
- maxid = id | RESOURCE_ID_MASK;
- goodid = 0;
- for (resp = clientTable[client].resources, i = clientTable[client].buckets;
- --i >= 0;)
- {
- for (res = *resp++; res; res = res->next)
- {
- if ((res->id < id) || (res->id > maxid))
- continue;
- if (((res->id - id) >= (maxid - res->id)) ?
- (goodid = AvailableID(client, id, res->id - 1, goodid)) :
- !(goodid = AvailableID(client, res->id + 1, maxid, goodid)))
- maxid = res->id - 1;
- else
- id = res->id + 1;
- }
- }
- if (id > maxid)
- id = maxid = 0;
- *minp = id;
- *maxp = maxid;
-}
-
-/**
- * GetXIDList is called by the XC-MISC extension's MiscGetXIDList function.
- * This function tries to find count unused XIDs for the given client. It
- * puts the IDs in the array pids and returns the number found, which should
- * almost always be the number requested.
- *
- * The circumstances that lead to a call to this function are very rare.
- * Xlib must run out of IDs while trying to generate a request that wants
- * multiple ID's, like the Multi-buffering CreateImageBuffers request.
- *
- * No rocket science in the implementation; just iterate over all
- * possible IDs for the given client and pick the first count IDs
- * that aren't in use. A more efficient algorithm could probably be
- * invented, but this will be used so rarely that this should suffice.
- */
-
-unsigned int
-GetXIDList(ClientPtr pClient, unsigned count, XID *pids)
-{
- unsigned int found = 0;
- XID rc, id = pClient->clientAsMask;
- XID maxid;
- pointer val;
-
- maxid = id | RESOURCE_ID_MASK;
- while ( (found < count) && (id <= maxid) )
- {
- rc = dixLookupResourceByClass(&val, id, RC_ANY, serverClient,
- DixGetAttrAccess);
- if (rc == BadValue)
- {
- pids[found++] = id;
- }
- id++;
- }
- return found;
-}
-
-/*
- * Return the next usable fake client ID.
- *
- * Normally this is just the next one in line, but if we've used the last
- * in the range, we need to find a new range of safe IDs to avoid
- * over-running another client.
- */
-
-XID
-FakeClientID(int client)
-{
- XID id, maxid;
-
- id = clientTable[client].fakeID++;
- if (id != clientTable[client].endFakeID)
- return id;
- GetXIDRange(client, TRUE, &id, &maxid);
- if (!id) {
- if (!client)
- FatalError("FakeClientID: server internal ids exhausted\n");
- MarkClientException(clients[client]);
- id = ((Mask)client << CLIENTOFFSET) | (SERVER_BIT * 3);
- maxid = id | RESOURCE_ID_MASK;
- }
- clientTable[client].fakeID = id + 1;
- clientTable[client].endFakeID = maxid + 1;
- return id;
-}
-
-Bool
-AddResource(XID id, RESTYPE type, pointer value)
-{
- int client;
- ClientResourceRec *rrec;
- ResourcePtr res, *head;
-
-#ifdef XSERVER_DTRACE
- XSERVER_RESOURCE_ALLOC(id, type, value, TypeNameString(type));
-#endif
- client = CLIENT_ID(id);
- rrec = &clientTable[client];
- if (!rrec->buckets)
- {
- ErrorF("[dix] AddResource(%lx, %lx, %lx), client=%d \n",
- (unsigned long)id, type, (unsigned long)value, client);
- FatalError("client not in use\n");
- }
- if ((rrec->elements >= 4*rrec->buckets) &&
- (rrec->hashsize < MAXHASHSIZE))
- RebuildTable(client);
- head = &rrec->resources[Hash(client, id)];
- res = xalloc(sizeof(ResourceRec));
- if (!res)
- {
- (*DeleteFuncs[type & TypeMask])(value, id);
- return FALSE;
- }
- res->next = *head;
- res->id = id;
- res->type = type;
- res->value = value;
- *head = res;
- rrec->elements++;
- if (!(id & SERVER_BIT) && (id >= rrec->expectID))
- rrec->expectID = id + 1;
- CallResourceStateCallback(ResourceStateAdding, res);
- return TRUE;
-}
-
-static void
-RebuildTable(int client)
-{
- int j;
- ResourcePtr res, next;
- ResourcePtr **tails, *resources;
- ResourcePtr **tptr, *rptr;
-
- /*
- * For now, preserve insertion order, since some ddx layers depend
- * on resources being free in the opposite order they are added.
- */
-
- j = 2 * clientTable[client].buckets;
- tails = xalloc(j * sizeof(ResourcePtr *));
- if (!tails)
- return;
- resources = xalloc(j * sizeof(ResourcePtr));
- if (!resources)
- {
- xfree(tails);
- return;
- }
- for (rptr = resources, tptr = tails; --j >= 0; rptr++, tptr++)
- {
- *rptr = NullResource;
- *tptr = rptr;
- }
- clientTable[client].hashsize++;
- for (j = clientTable[client].buckets,
- rptr = clientTable[client].resources;
- --j >= 0;
- rptr++)
- {
- for (res = *rptr; res; res = next)
- {
- next = res->next;
- res->next = NullResource;
- tptr = &tails[Hash(client, res->id)];
- **tptr = res;
- *tptr = &res->next;
- }
- }
- xfree(tails);
- clientTable[client].buckets *= 2;
- xfree(clientTable[client].resources);
- clientTable[client].resources = resources;
-}
-
-void
-FreeResource(XID id, RESTYPE skipDeleteFuncType)
-{
- int cid;
- ResourcePtr res;
- ResourcePtr *prev, *head;
- int *eltptr;
- int elements;
-
- if (((cid = CLIENT_ID(id)) < MAXCLIENTS) && clientTable[cid].buckets)
- {
- head = &clientTable[cid].resources[Hash(cid, id)];
- eltptr = &clientTable[cid].elements;
-
- prev = head;
- while ( (res = *prev) )
- {
- if (res->id == id)
- {
- RESTYPE rtype = res->type;
-
-#ifdef XSERVER_DTRACE
- XSERVER_RESOURCE_FREE(res->id, res->type,
- res->value, TypeNameString(res->type));
-#endif
- *prev = res->next;
- elements = --*eltptr;
-
- CallResourceStateCallback(ResourceStateFreeing, res);
-
- if (rtype != skipDeleteFuncType)
- (*DeleteFuncs[rtype & TypeMask])(res->value, res->id);
- xfree(res);
- if (*eltptr != elements)
- prev = head; /* prev may no longer be valid */
- }
- else
- prev = &res->next;
- }
- }
-}
-
-
-void
-FreeResourceByType(XID id, RESTYPE type, Bool skipFree)
-{
- int cid;
- ResourcePtr res;
- ResourcePtr *prev, *head;
- if (((cid = CLIENT_ID(id)) < MAXCLIENTS) && clientTable[cid].buckets)
- {
- head = &clientTable[cid].resources[Hash(cid, id)];
-
- prev = head;
- while ( (res = *prev) )
- {
- if (res->id == id && res->type == type)
- {
-#ifdef XSERVER_DTRACE
- XSERVER_RESOURCE_FREE(res->id, res->type,
- res->value, TypeNameString(res->type));
-#endif
- *prev = res->next;
-
- CallResourceStateCallback(ResourceStateFreeing, res);
-
- if (!skipFree)
- (*DeleteFuncs[type & TypeMask])(res->value, res->id);
- xfree(res);
- break;
- }
- else
- prev = &res->next;
- }
- }
-}
-
-/*
- * Change the value associated with a resource id. Caller
- * is responsible for "doing the right thing" with the old
- * data
- */
-
-Bool
-ChangeResourceValue (XID id, RESTYPE rtype, pointer value)
-{
- int cid;
- ResourcePtr res;
-
- if (((cid = CLIENT_ID(id)) < MAXCLIENTS) && clientTable[cid].buckets)
- {
- res = clientTable[cid].resources[Hash(cid, id)];
-
- for (; res; res = res->next)
- if ((res->id == id) && (res->type == rtype))
- {
- res->value = value;
- return TRUE;
- }
- }
- return FALSE;
-}
-
-/* Note: if func adds or deletes resources, then func can get called
- * more than once for some resources. If func adds new resources,
- * func might or might not get called for them. func cannot both
- * add and delete an equal number of resources!
- */
-
-void
-FindClientResourcesByType(
- ClientPtr client,
- RESTYPE type,
- FindResType func,
- pointer cdata
-){
- ResourcePtr *resources;
- ResourcePtr this, next;
- int i, elements;
- int *eltptr;
-
- if (!client)
- client = serverClient;
-
- resources = clientTable[client->index].resources;
- eltptr = &clientTable[client->index].elements;
- for (i = 0; i < clientTable[client->index].buckets; i++)
- {
- for (this = resources[i]; this; this = next)
- {
- next = this->next;
- if (!type || this->type == type) {
- elements = *eltptr;
- (*func)(this->value, this->id, cdata);
- if (*eltptr != elements)
- next = resources[i]; /* start over */
- }
- }
- }
-}
-
-void
-FindAllClientResources(
- ClientPtr client,
- FindAllRes func,
- pointer cdata
-){
- ResourcePtr *resources;
- ResourcePtr this, next;
- int i, elements;
- int *eltptr;
-
- if (!client)
- client = serverClient;
-
- resources = clientTable[client->index].resources;
- eltptr = &clientTable[client->index].elements;
- for (i = 0; i < clientTable[client->index].buckets; i++)
- {
- for (this = resources[i]; this; this = next)
- {
- next = this->next;
- elements = *eltptr;
- (*func)(this->value, this->id, this->type, cdata);
- if (*eltptr != elements)
- next = resources[i]; /* start over */
- }
- }
-}
-
-
-pointer
-LookupClientResourceComplex(
- ClientPtr client,
- RESTYPE type,
- FindComplexResType func,
- pointer cdata
-){
- ResourcePtr *resources;
- ResourcePtr this, next;
- pointer value;
- int i;
-
- if (!client)
- client = serverClient;
-
- resources = clientTable[client->index].resources;
- for (i = 0; i < clientTable[client->index].buckets; i++) {
- for (this = resources[i]; this; this = next) {
- next = this->next;
- if (!type || this->type == type) {
- /* workaround func freeing the type as DRI1 does */
- value = this->value;
- if((*func)(value, this->id, cdata))
- return value;
- }
- }
- }
- return NULL;
-}
-
-
-void
-FreeClientNeverRetainResources(ClientPtr client)
-{
- ResourcePtr *resources;
- ResourcePtr this;
- ResourcePtr *prev;
- int j;
-
- if (!client)
- return;
-
- resources = clientTable[client->index].resources;
- for (j=0; j < clientTable[client->index].buckets; j++)
- {
- prev = &resources[j];
- while ( (this = *prev) )
- {
- RESTYPE rtype = this->type;
- if (rtype & RC_NEVERRETAIN)
- {
-#ifdef XSERVER_DTRACE
- XSERVER_RESOURCE_FREE(this->id, this->type,
- this->value, TypeNameString(this->type));
-#endif
- *prev = this->next;
-
- CallResourceStateCallback(ResourceStateFreeing, this);
-
- (*DeleteFuncs[rtype & TypeMask])(this->value, this->id);
- xfree(this);
- }
- else
- prev = &this->next;
- }
- }
-}
-
-void
-FreeClientResources(ClientPtr client)
-{
- ResourcePtr *resources;
- ResourcePtr this;
- int j;
-
- /* This routine shouldn't be called with a null client, but just in
- case ... */
-
- if (!client)
- return;
-
- HandleSaveSet(client);
-
- resources = clientTable[client->index].resources;
- for (j=0; j < clientTable[client->index].buckets; j++)
- {
- /* It may seem silly to update the head of this resource list as
- we delete the members, since the entire list will be deleted any way,
- but there are some resource deletion functions "FreeClientPixels" for
- one which do a LookupID on another resource id (a Colormap id in this
- case), so the resource list must be kept valid up to the point that
- it is deleted, so every time we delete a resource, we must update the
- head, just like in FreeResource. I hope that this doesn't slow down
- mass deletion appreciably. PRH */
-
- ResourcePtr *head;
-
- head = &resources[j];
-
- for (this = *head; this; this = *head)
- {
- RESTYPE rtype = this->type;
-#ifdef XSERVER_DTRACE
- XSERVER_RESOURCE_FREE(this->id, this->type,
- this->value, TypeNameString(this->type));
-#endif
- *head = this->next;
-
- CallResourceStateCallback(ResourceStateFreeing, this);
-
- (*DeleteFuncs[rtype & TypeMask])(this->value, this->id);
- xfree(this);
- }
- }
- xfree(clientTable[client->index].resources);
- clientTable[client->index].resources = NULL;
- clientTable[client->index].buckets = 0;
-}
-
-void
-FreeAllResources(void)
-{
- int i;
-
- for (i = currentMaxClients; --i >= 0; )
- {
- if (clientTable[i].buckets)
- FreeClientResources(clients[i]);
- }
-}
-
-Bool
-LegalNewID(XID id, ClientPtr client)
-{
- pointer val;
- int rc;
-
-#ifdef PANORAMIX
- XID minid, maxid;
-
- if (!noPanoramiXExtension) {
- minid = client->clientAsMask | (client->index ?
- SERVER_BIT : SERVER_MINID);
- maxid = (clientTable[client->index].fakeID | RESOURCE_ID_MASK) + 1;
- if ((id >= minid) && (id <= maxid))
- return TRUE;
- }
-#endif /* PANORAMIX */
- if (client->clientAsMask == (id & ~RESOURCE_ID_MASK))
- {
- if (clientTable[client->index].expectID <= id)
- return TRUE;
-
- rc = dixLookupResourceByClass(&val, id, RC_ANY, serverClient,
- DixGetAttrAccess);
- return (rc == BadValue);
- }
- return FALSE;
-}
-
-int
-dixLookupResourceByType(pointer *result, XID id, RESTYPE rtype,
- ClientPtr client, Mask mode)
-{
- int cid = CLIENT_ID(id);
- ResourcePtr res = NULL;
-
- *result = NULL;
-
- if ((cid < MAXCLIENTS) && clientTable[cid].buckets) {
- res = clientTable[cid].resources[Hash(cid, id)];
-
- for (; res; res = res->next)
- if (res->id == id && res->type == rtype)
- break;
- }
- if (!res)
- return BadValue;
-
- if (client) {
- client->errorValue = id;
- cid = XaceHook(XACE_RESOURCE_ACCESS, client, id, res->type,
- res->value, RT_NONE, NULL, mode);
- if (cid != Success)
- return cid;
- }
-
- *result = res->value;
- return Success;
-}
-
-int
-dixLookupResourceByClass(pointer *result, XID id, RESTYPE rclass,
- ClientPtr client, Mask mode)
-{
- int cid = CLIENT_ID(id);
- ResourcePtr res = NULL;
-
- *result = NULL;
-
- if ((cid < MAXCLIENTS) && clientTable[cid].buckets) {
- res = clientTable[cid].resources[Hash(cid, id)];
-
- for (; res; res = res->next)
- if (res->id == id && (res->type & rclass))
- break;
- }
- if (!res)
- return BadValue;
-
- if (client) {
- client->errorValue = id;
- cid = XaceHook(XACE_RESOURCE_ACCESS, client, id, res->type,
- res->value, RT_NONE, NULL, mode);
- if (cid != Success)
- return cid;
- }
-
- *result = res->value;
- return Success;
-}
+/************************************************************
+
+Copyright 1987, 1998 The Open Group
+
+Permission to use, copy, modify, distribute, and sell this software and its
+documentation for any purpose is hereby granted without fee, provided that
+the above copyright notice appear in all copies and that both that
+copyright notice and this permission notice appear in supporting
+documentation.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of The Open Group shall not be
+used in advertising or otherwise to promote the sale, use or other dealings
+in this Software without prior written authorization from The Open Group.
+
+
+Copyright 1987 by Digital Equipment Corporation, Maynard, Massachusetts.
+
+ All Rights Reserved
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose and without fee is hereby granted,
+provided that the above copyright notice appear in all copies and that
+both that copyright notice and this permission notice appear in
+supporting documentation, and that the name of Digital not be
+used in advertising or publicity pertaining to distribution of the
+software without specific, written prior permission.
+
+DIGITAL DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, INCLUDING
+ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO EVENT SHALL
+DIGITAL BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR
+ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,
+ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+SOFTWARE.
+
+********************************************************/
+/* The panoramix components contained the following notice */
+/*****************************************************************
+
+Copyright (c) 1991, 1997 Digital Equipment Corporation, Maynard, Massachusetts.
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software.
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+DIGITAL EQUIPMENT CORPORATION BE LIABLE FOR ANY CLAIM, DAMAGES, INCLUDING,
+BUT NOT LIMITED TO CONSEQUENTIAL OR INCIDENTAL DAMAGES, OR OTHER LIABILITY,
+WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
+IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Except as contained in this notice, the name of Digital Equipment Corporation
+shall not be used in advertising or otherwise to promote the sale, use or other
+dealings in this Software without prior written authorization from Digital
+Equipment Corporation.
+
+******************************************************************/
+/* XSERVER_DTRACE additions:
+ * Copyright 2005-2006 Sun Microsystems, Inc. All rights reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+/* Routines to manage various kinds of resources:
+ *
+ * CreateNewResourceType, CreateNewResourceClass, InitClientResources,
+ * FakeClientID, AddResource, FreeResource, FreeClientResources,
+ * FreeAllResources, LookupIDByType, LookupIDByClass, GetXIDRange
+ */
+
+/*
+ * A resource ID is a 32 bit quantity, the upper 2 bits of which are
+ * off-limits for client-visible resources. The next 8 bits are
+ * used as client ID, and the low 22 bits come from the client.
+ * A resource ID is "hashed" by extracting and xoring subfields
+ * (varying with the size of the hash table).
+ *
+ * It is sometimes necessary for the server to create an ID that looks
+ * like it belongs to a client. This ID, however, must not be one
+ * the client actually can create, or we have the potential for conflict.
+ * The 31st bit of the ID is reserved for the server's use for this
+ * purpose. By setting CLIENT_ID(id) to the client, the SERVER_BIT to
+ * 1, and an otherwise arbitrary ID in the low 22 bits, we can create a
+ * resource "owned" by the client.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <X11/X.h>
+#include "misc.h"
+#include "os.h"
+#include "resource.h"
+#include "dixstruct.h"
+#include "opaque.h"
+#include "windowstr.h"
+#include "dixfont.h"
+#include "colormap.h"
+#include "inputstr.h"
+#include "dixevents.h"
+#include "dixgrabs.h"
+#include "cursor.h"
+#ifdef PANORAMIX
+#include "panoramiX.h"
+#include "panoramiXsrv.h"
+#endif
+#include "xace.h"
+#include <assert.h>
+#include "registry.h"
+
+#ifdef XSERVER_DTRACE
+#include <sys/types.h>
+typedef const char *string;
+#include "Xserver-dtrace.h"
+
+#define TypeNameString(t) LookupResourceName(t)
+#endif
+
+static void RebuildTable(
+ int /*client*/
+);
+
+#define SERVER_MINID 32
+
+#define INITBUCKETS 64
+#define INITHASHSIZE 6
+#define MAXHASHSIZE 11
+
+typedef struct _Resource {
+ struct _Resource *next;
+ XID id;
+ RESTYPE type;
+ pointer value;
+} ResourceRec, *ResourcePtr;
+#define NullResource ((ResourcePtr)NULL)
+
+typedef struct _ClientResource {
+ ResourcePtr *resources;
+ int elements;
+ int buckets;
+ int hashsize; /* log(2)(buckets) */
+ XID fakeID;
+ XID endFakeID;
+ XID expectID;
+} ClientResourceRec;
+
+RESTYPE lastResourceType;
+static RESTYPE lastResourceClass;
+RESTYPE TypeMask;
+
+static DeleteType *DeleteFuncs = (DeleteType *)NULL;
+
+CallbackListPtr ResourceStateCallback;
+
+static _X_INLINE void
+CallResourceStateCallback(ResourceState state, ResourceRec *res)
+{
+ if (ResourceStateCallback) {
+ ResourceStateInfoRec rsi = { state, res->id, res->type, res->value };
+ CallCallbacks(&ResourceStateCallback, &rsi);
+ }
+}
+
+RESTYPE
+CreateNewResourceType(DeleteType deleteFunc, char *name)
+{
+ RESTYPE next = lastResourceType + 1;
+ DeleteType *funcs;
+
+ if (next & lastResourceClass)
+ return 0;
+ funcs = (DeleteType *)xrealloc(DeleteFuncs,
+ (next + 1) * sizeof(DeleteType));
+ if (!funcs)
+ return 0;
+ if (!dixRegisterPrivateOffset(next, -1))
+ return 0;
+
+ lastResourceType = next;
+ DeleteFuncs = funcs;
+ DeleteFuncs[next] = deleteFunc;
+
+ /* Called even if name is NULL, to remove any previous entry */
+ RegisterResourceName(next, name);
+
+ return next;
+}
+
+RESTYPE
+CreateNewResourceClass(void)
+{
+ RESTYPE next = lastResourceClass >> 1;
+
+ if (next & lastResourceType)
+ return 0;
+ lastResourceClass = next;
+ TypeMask = next - 1;
+ return next;
+}
+
+static ClientResourceRec clientTable[MAXCLIENTS];
+
+/*****************
+ * InitClientResources
+ * When a new client is created, call this to allocate space
+ * in resource table
+ *****************/
+
+Bool
+InitClientResources(ClientPtr client)
+{
+ int i, j;
+
+ if (client == serverClient)
+ {
+ lastResourceType = RT_LASTPREDEF;
+ lastResourceClass = RC_LASTPREDEF;
+ TypeMask = RC_LASTPREDEF - 1;
+ if (DeleteFuncs)
+ xfree(DeleteFuncs);
+ DeleteFuncs = xalloc((lastResourceType + 1) * sizeof(DeleteType));
+ if (!DeleteFuncs)
+ return FALSE;
+ DeleteFuncs[RT_NONE & TypeMask] = (DeleteType)NoopDDA;
+ DeleteFuncs[RT_WINDOW & TypeMask] = DeleteWindow;
+ DeleteFuncs[RT_PIXMAP & TypeMask] = dixDestroyPixmap;
+ DeleteFuncs[RT_GC & TypeMask] = FreeGC;
+ DeleteFuncs[RT_FONT & TypeMask] = CloseFont;
+ DeleteFuncs[RT_CURSOR & TypeMask] = FreeCursor;
+ DeleteFuncs[RT_COLORMAP & TypeMask] = FreeColormap;
+ DeleteFuncs[RT_CMAPENTRY & TypeMask] = FreeClientPixels;
+ DeleteFuncs[RT_OTHERCLIENT & TypeMask] = OtherClientGone;
+ DeleteFuncs[RT_PASSIVEGRAB & TypeMask] = DeletePassiveGrab;
+ }
+ clientTable[i = client->index].resources =
+ xalloc(INITBUCKETS*sizeof(ResourcePtr));
+ if (!clientTable[i].resources)
+ return FALSE;
+ clientTable[i].buckets = INITBUCKETS;
+ clientTable[i].elements = 0;
+ clientTable[i].hashsize = INITHASHSIZE;
+ /* Many IDs allocated from the server client are visible to clients,
+ * so we don't use the SERVER_BIT for them, but we have to start
+ * past the magic value constants used in the protocol. For normal
+ * clients, we can start from zero, with SERVER_BIT set.
+ */
+ clientTable[i].fakeID = client->clientAsMask |
+ (client->index ? SERVER_BIT : SERVER_MINID);
+ clientTable[i].endFakeID = (clientTable[i].fakeID | RESOURCE_ID_MASK) + 1;
+ clientTable[i].expectID = client->clientAsMask;
+ for (j=0; j<INITBUCKETS; j++)
+ {
+ clientTable[i].resources[j] = NullResource;
+ }
+ return TRUE;
+}
+
+
+static int
+Hash(int client, XID id)
+{
+ id &= RESOURCE_ID_MASK;
+ switch (clientTable[client].hashsize)
+ {
+ case 6:
+ return ((int)(0x03F & (id ^ (id>>6) ^ (id>>12))));
+ case 7:
+ return ((int)(0x07F & (id ^ (id>>7) ^ (id>>13))));
+ case 8:
+ return ((int)(0x0FF & (id ^ (id>>8) ^ (id>>16))));
+ case 9:
+ return ((int)(0x1FF & (id ^ (id>>9))));
+ case 10:
+ return ((int)(0x3FF & (id ^ (id>>10))));
+ case 11:
+ return ((int)(0x7FF & (id ^ (id>>11))));
+ }
+ return -1;
+}
+
+static XID
+AvailableID(
+ int client,
+ XID id,
+ XID maxid,
+ XID goodid)
+{
+ ResourcePtr res;
+
+ if ((goodid >= id) && (goodid <= maxid))
+ return goodid;
+ for (; id <= maxid; id++)
+ {
+ res = clientTable[client].resources[Hash(client, id)];
+ while (res && (res->id != id))
+ res = res->next;
+ if (!res)
+ return id;
+ }
+ return 0;
+}
+
+void
+GetXIDRange(int client, Bool server, XID *minp, XID *maxp)
+{
+ XID id, maxid;
+ ResourcePtr *resp;
+ ResourcePtr res;
+ int i;
+ XID goodid;
+
+ id = (Mask)client << CLIENTOFFSET;
+ if (server)
+ id |= client ? SERVER_BIT : SERVER_MINID;
+ maxid = id | RESOURCE_ID_MASK;
+ goodid = 0;
+ for (resp = clientTable[client].resources, i = clientTable[client].buckets;
+ --i >= 0;)
+ {
+ for (res = *resp++; res; res = res->next)
+ {
+ if ((res->id < id) || (res->id > maxid))
+ continue;
+ if (((res->id - id) >= (maxid - res->id)) ?
+ (goodid = AvailableID(client, id, res->id - 1, goodid)) :
+ !(goodid = AvailableID(client, res->id + 1, maxid, goodid)))
+ maxid = res->id - 1;
+ else
+ id = res->id + 1;
+ }
+ }
+ if (id > maxid)
+ id = maxid = 0;
+ *minp = id;
+ *maxp = maxid;
+}
+
+/**
+ * GetXIDList is called by the XC-MISC extension's MiscGetXIDList function.
+ * This function tries to find count unused XIDs for the given client. It
+ * puts the IDs in the array pids and returns the number found, which should
+ * almost always be the number requested.
+ *
+ * The circumstances that lead to a call to this function are very rare.
+ * Xlib must run out of IDs while trying to generate a request that wants
+ * multiple ID's, like the Multi-buffering CreateImageBuffers request.
+ *
+ * No rocket science in the implementation; just iterate over all
+ * possible IDs for the given client and pick the first count IDs
+ * that aren't in use. A more efficient algorithm could probably be
+ * invented, but this will be used so rarely that this should suffice.
+ */
+
+unsigned int
+GetXIDList(ClientPtr pClient, unsigned count, XID *pids)
+{
+ unsigned int found = 0;
+ XID rc, id = pClient->clientAsMask;
+ XID maxid;
+ pointer val;
+
+ maxid = id | RESOURCE_ID_MASK;
+ while ( (found < count) && (id <= maxid) )
+ {
+ rc = dixLookupResourceByClass(&val, id, RC_ANY, serverClient,
+ DixGetAttrAccess);
+ if (rc == BadValue)
+ {
+ pids[found++] = id;
+ }
+ id++;
+ }
+ return found;
+}
+
+/*
+ * Return the next usable fake client ID.
+ *
+ * Normally this is just the next one in line, but if we've used the last
+ * in the range, we need to find a new range of safe IDs to avoid
+ * over-running another client.
+ */
+
+XID
+FakeClientID(int client)
+{
+ XID id, maxid;
+
+ id = clientTable[client].fakeID++;
+ if (id != clientTable[client].endFakeID)
+ return id;
+ GetXIDRange(client, TRUE, &id, &maxid);
+ if (!id) {
+ if (!client)
+ FatalError("FakeClientID: server internal ids exhausted\n");
+ MarkClientException(clients[client]);
+ id = ((Mask)client << CLIENTOFFSET) | (SERVER_BIT * 3);
+ maxid = id | RESOURCE_ID_MASK;
+ }
+ clientTable[client].fakeID = id + 1;
+ clientTable[client].endFakeID = maxid + 1;
+ return id;
+}
+
+Bool
+AddResource(XID id, RESTYPE type, pointer value)
+{
+ int client;
+ ClientResourceRec *rrec;
+ ResourcePtr res, *head;
+
+#ifdef XSERVER_DTRACE
+ XSERVER_RESOURCE_ALLOC(id, type, value, TypeNameString(type));
+#endif
+ client = CLIENT_ID(id);
+ rrec = &clientTable[client];
+ if (!rrec->buckets)
+ {
+ ErrorF("[dix] AddResource(%lx, %lx, %lx), client=%d \n",
+ (unsigned long)id, type, (unsigned long)value, client);
+ FatalError("client not in use\n");
+ }
+ if ((rrec->elements >= 4*rrec->buckets) &&
+ (rrec->hashsize < MAXHASHSIZE))
+ RebuildTable(client);
+ head = &rrec->resources[Hash(client, id)];
+ res = xalloc(sizeof(ResourceRec));
+ if (!res)
+ {
+ (*DeleteFuncs[type & TypeMask])(value, id);
+ return FALSE;
+ }
+ res->next = *head;
+ res->id = id;
+ res->type = type;
+ res->value = value;
+ *head = res;
+ rrec->elements++;
+ if (!(id & SERVER_BIT) && (id >= rrec->expectID))
+ rrec->expectID = id + 1;
+ CallResourceStateCallback(ResourceStateAdding, res);
+ return TRUE;
+}
+
+static void
+RebuildTable(int client)
+{
+ int j;
+ ResourcePtr res, next;
+ ResourcePtr **tails, *resources;
+ ResourcePtr **tptr, *rptr;
+
+ /*
+ * For now, preserve insertion order, since some ddx layers depend
+ * on resources being free in the opposite order they are added.
+ */
+
+ j = 2 * clientTable[client].buckets;
+ tails = xalloc(j * sizeof(ResourcePtr *));
+ if (!tails)
+ return;
+ resources = xalloc(j * sizeof(ResourcePtr));
+ if (!resources)
+ {
+ xfree(tails);
+ return;
+ }
+ for (rptr = resources, tptr = tails; --j >= 0; rptr++, tptr++)
+ {
+ *rptr = NullResource;
+ *tptr = rptr;
+ }
+ clientTable[client].hashsize++;
+ for (j = clientTable[client].buckets,
+ rptr = clientTable[client].resources;
+ --j >= 0;
+ rptr++)
+ {
+ for (res = *rptr; res; res = next)
+ {
+ next = res->next;
+ res->next = NullResource;
+ tptr = &tails[Hash(client, res->id)];
+ **tptr = res;
+ *tptr = &res->next;
+ }
+ }
+ xfree(tails);
+ clientTable[client].buckets *= 2;
+ xfree(clientTable[client].resources);
+ clientTable[client].resources = resources;
+}
+
+void
+FreeResource(XID id, RESTYPE skipDeleteFuncType)
+{
+ int cid;
+ ResourcePtr res;
+ ResourcePtr *prev, *head;
+ int *eltptr;
+ int elements;
+
+ if (((cid = CLIENT_ID(id)) < MAXCLIENTS) && clientTable[cid].buckets)
+ {
+ head = &clientTable[cid].resources[Hash(cid, id)];
+ eltptr = &clientTable[cid].elements;
+
+ prev = head;
+ while ( (res = *prev) )
+ {
+ if (res->id == id)
+ {
+ RESTYPE rtype = res->type;
+
+#ifdef XSERVER_DTRACE
+ XSERVER_RESOURCE_FREE(res->id, res->type,
+ res->value, TypeNameString(res->type));
+#endif
+ *prev = res->next;
+ elements = --*eltptr;
+
+ CallResourceStateCallback(ResourceStateFreeing, res);
+
+ if (rtype != skipDeleteFuncType)
+ (*DeleteFuncs[rtype & TypeMask])(res->value, res->id);
+ xfree(res);
+ if (*eltptr != elements)
+ prev = head; /* prev may no longer be valid */
+ }
+ else
+ prev = &res->next;
+ }
+ }
+}
+
+
+void
+FreeResourceByType(XID id, RESTYPE type, Bool skipFree)
+{
+ int cid;
+ ResourcePtr res;
+ ResourcePtr *prev, *head;
+ if (((cid = CLIENT_ID(id)) < MAXCLIENTS) && clientTable[cid].buckets)
+ {
+ head = &clientTable[cid].resources[Hash(cid, id)];
+
+ prev = head;
+ while ( (res = *prev) )
+ {
+ if (res->id == id && res->type == type)
+ {
+#ifdef XSERVER_DTRACE
+ XSERVER_RESOURCE_FREE(res->id, res->type,
+ res->value, TypeNameString(res->type));
+#endif
+ *prev = res->next;
+ clientTable[cid].elements--;
+
+ CallResourceStateCallback(ResourceStateFreeing, res);
+
+ if (!skipFree)
+ (*DeleteFuncs[type & TypeMask])(res->value, res->id);
+ xfree(res);
+ break;
+ }
+ else
+ prev = &res->next;
+ }
+ }
+}
+
+/*
+ * Change the value associated with a resource id. Caller
+ * is responsible for "doing the right thing" with the old
+ * data
+ */
+
+Bool
+ChangeResourceValue (XID id, RESTYPE rtype, pointer value)
+{
+ int cid;
+ ResourcePtr res;
+
+ if (((cid = CLIENT_ID(id)) < MAXCLIENTS) && clientTable[cid].buckets)
+ {
+ res = clientTable[cid].resources[Hash(cid, id)];
+
+ for (; res; res = res->next)
+ if ((res->id == id) && (res->type == rtype))
+ {
+ res->value = value;
+ return TRUE;
+ }
+ }
+ return FALSE;
+}
+
+/* Note: if func adds or deletes resources, then func can get called
+ * more than once for some resources. If func adds new resources,
+ * func might or might not get called for them. func cannot both
+ * add and delete an equal number of resources!
+ */
+
+void
+FindClientResourcesByType(
+ ClientPtr client,
+ RESTYPE type,
+ FindResType func,
+ pointer cdata
+){
+ ResourcePtr *resources;
+ ResourcePtr this, next;
+ int i, elements;
+ int *eltptr;
+
+ if (!client)
+ client = serverClient;
+
+ resources = clientTable[client->index].resources;
+ eltptr = &clientTable[client->index].elements;
+ for (i = 0; i < clientTable[client->index].buckets; i++)
+ {
+ for (this = resources[i]; this; this = next)
+ {
+ next = this->next;
+ if (!type || this->type == type) {
+ elements = *eltptr;
+ (*func)(this->value, this->id, cdata);
+ if (*eltptr != elements)
+ next = resources[i]; /* start over */
+ }
+ }
+ }
+}
+
+void
+FindAllClientResources(
+ ClientPtr client,
+ FindAllRes func,
+ pointer cdata
+){
+ ResourcePtr *resources;
+ ResourcePtr this, next;
+ int i, elements;
+ int *eltptr;
+
+ if (!client)
+ client = serverClient;
+
+ resources = clientTable[client->index].resources;
+ eltptr = &clientTable[client->index].elements;
+ for (i = 0; i < clientTable[client->index].buckets; i++)
+ {
+ for (this = resources[i]; this; this = next)
+ {
+ next = this->next;
+ elements = *eltptr;
+ (*func)(this->value, this->id, this->type, cdata);
+ if (*eltptr != elements)
+ next = resources[i]; /* start over */
+ }
+ }
+}
+
+
+pointer
+LookupClientResourceComplex(
+ ClientPtr client,
+ RESTYPE type,
+ FindComplexResType func,
+ pointer cdata
+){
+ ResourcePtr *resources;
+ ResourcePtr this, next;
+ pointer value;
+ int i;
+
+ if (!client)
+ client = serverClient;
+
+ resources = clientTable[client->index].resources;
+ for (i = 0; i < clientTable[client->index].buckets; i++) {
+ for (this = resources[i]; this; this = next) {
+ next = this->next;
+ if (!type || this->type == type) {
+ /* workaround func freeing the type as DRI1 does */
+ value = this->value;
+ if((*func)(value, this->id, cdata))
+ return value;
+ }
+ }
+ }
+ return NULL;
+}
+
+
+void
+FreeClientNeverRetainResources(ClientPtr client)
+{
+ ResourcePtr *resources;
+ ResourcePtr this;
+ ResourcePtr *prev;
+ int j, elements;
+ int *eltptr;
+
+ if (!client)
+ return;
+
+ resources = clientTable[client->index].resources;
+ eltptr = &clientTable[client->index].elements;
+ for (j=0; j < clientTable[client->index].buckets; j++)
+ {
+ prev = &resources[j];
+ while ( (this = *prev) )
+ {
+ RESTYPE rtype = this->type;
+ if (rtype & RC_NEVERRETAIN)
+ {
+#ifdef XSERVER_DTRACE
+ XSERVER_RESOURCE_FREE(this->id, this->type,
+ this->value, TypeNameString(this->type));
+#endif
+ *prev = this->next;
+ clientTable[client->index].elements--;
+
+ CallResourceStateCallback(ResourceStateFreeing, this);
+
+ elements = *eltptr;
+ (*DeleteFuncs[rtype & TypeMask])(this->value, this->id);
+ xfree(this);
+ if (*eltptr != elements)
+ prev = &resources[j]; /* prev may no longer be valid */
+ }
+ else
+ prev = &this->next;
+ }
+ }
+}
+
+void
+FreeClientResources(ClientPtr client)
+{
+ ResourcePtr *resources;
+ ResourcePtr this;
+ int j;
+
+ /* This routine shouldn't be called with a null client, but just in
+ case ... */
+
+ if (!client)
+ return;
+
+ HandleSaveSet(client);
+
+ resources = clientTable[client->index].resources;
+ for (j=0; j < clientTable[client->index].buckets; j++)
+ {
+ /* It may seem silly to update the head of this resource list as
+ we delete the members, since the entire list will be deleted any way,
+ but there are some resource deletion functions "FreeClientPixels" for
+ one which do a LookupID on another resource id (a Colormap id in this
+ case), so the resource list must be kept valid up to the point that
+ it is deleted, so every time we delete a resource, we must update the
+ head, just like in FreeResource. I hope that this doesn't slow down
+ mass deletion appreciably. PRH */
+
+ ResourcePtr *head;
+
+ head = &resources[j];
+
+ for (this = *head; this; this = *head)
+ {
+ RESTYPE rtype = this->type;
+#ifdef XSERVER_DTRACE
+ XSERVER_RESOURCE_FREE(this->id, this->type,
+ this->value, TypeNameString(this->type));
+#endif
+ *head = this->next;
+ clientTable[client->index].elements--;
+
+ CallResourceStateCallback(ResourceStateFreeing, this);
+
+ (*DeleteFuncs[rtype & TypeMask])(this->value, this->id);
+ xfree(this);
+ }
+ }
+ xfree(clientTable[client->index].resources);
+ clientTable[client->index].resources = NULL;
+ clientTable[client->index].buckets = 0;
+}
+
+void
+FreeAllResources(void)
+{
+ int i;
+
+ for (i = currentMaxClients; --i >= 0; )
+ {
+ if (clientTable[i].buckets)
+ FreeClientResources(clients[i]);
+ }
+}
+
+Bool
+LegalNewID(XID id, ClientPtr client)
+{
+ pointer val;
+ int rc;
+
+#ifdef PANORAMIX
+ XID minid, maxid;
+
+ if (!noPanoramiXExtension) {
+ minid = client->clientAsMask | (client->index ?
+ SERVER_BIT : SERVER_MINID);
+ maxid = (clientTable[client->index].fakeID | RESOURCE_ID_MASK) + 1;
+ if ((id >= minid) && (id <= maxid))
+ return TRUE;
+ }
+#endif /* PANORAMIX */
+ if (client->clientAsMask == (id & ~RESOURCE_ID_MASK))
+ {
+ if (clientTable[client->index].expectID <= id)
+ return TRUE;
+
+ rc = dixLookupResourceByClass(&val, id, RC_ANY, serverClient,
+ DixGetAttrAccess);
+ return (rc == BadValue);
+ }
+ return FALSE;
+}
+
+int
+dixLookupResourceByType(pointer *result, XID id, RESTYPE rtype,
+ ClientPtr client, Mask mode)
+{
+ int cid = CLIENT_ID(id);
+ ResourcePtr res = NULL;
+
+ *result = NULL;
+
+ if ((cid < MAXCLIENTS) && clientTable[cid].buckets) {
+ res = clientTable[cid].resources[Hash(cid, id)];
+
+ for (; res; res = res->next)
+ if (res->id == id && res->type == rtype)
+ break;
+ }
+ if (!res)
+ return BadValue;
+
+ if (client) {
+ client->errorValue = id;
+ cid = XaceHook(XACE_RESOURCE_ACCESS, client, id, res->type,
+ res->value, RT_NONE, NULL, mode);
+ if (cid != Success)
+ return cid;
+ }
+
+ *result = res->value;
+ return Success;
+}
+
+int
+dixLookupResourceByClass(pointer *result, XID id, RESTYPE rclass,
+ ClientPtr client, Mask mode)
+{
+ int cid = CLIENT_ID(id);
+ ResourcePtr res = NULL;
+
+ *result = NULL;
+
+ if ((cid < MAXCLIENTS) && clientTable[cid].buckets) {
+ res = clientTable[cid].resources[Hash(cid, id)];
+
+ for (; res; res = res->next)
+ if (res->id == id && (res->type & rclass))
+ break;
+ }
+ if (!res)
+ return BadValue;
+
+ if (client) {
+ client->errorValue = id;
+ cid = XaceHook(XACE_RESOURCE_ACCESS, client, id, res->type,
+ res->value, RT_NONE, NULL, mode);
+ if (cid != Success)
+ return cid;
+ }
+
+ *result = res->value;
+ return Success;
+}
diff --git a/xorg-server/glx/glxcmds.c b/xorg-server/glx/glxcmds.c
index 087d52ec2..1000f2179 100644
--- a/xorg-server/glx/glxcmds.c
+++ b/xorg-server/glx/glxcmds.c
@@ -1,2435 +1,2440 @@
-/*
- * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
- * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice including the dates of first publication and
- * either this permission notice or a reference to
- * http://oss.sgi.com/projects/FreeB/
- * shall be included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of Silicon Graphics, Inc.
- * shall not be used in advertising or otherwise to promote the sale, use or
- * other dealings in this Software without prior written authorization from
- * Silicon Graphics, Inc.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <string.h>
-#include <assert.h>
-
-#include "glxserver.h"
-#include <GL/glxtokens.h>
-#include <unpack.h>
-#include "g_disptab.h"
-#include <pixmapstr.h>
-#include <windowstr.h>
-#include "glxutil.h"
-#include "glxext.h"
-#include "glapitable.h"
-#include "glapi.h"
-#include "glthread.h"
-#include "dispatch.h"
-#include "indirect_dispatch.h"
-#include "indirect_table.h"
-#include "indirect_util.h"
-
-static int
-validGlxScreen(ClientPtr client, int screen, __GLXscreen **pGlxScreen, int *err)
-{
- /*
- ** Check if screen exists.
- */
- if (screen >= screenInfo.numScreens) {
- client->errorValue = screen;
- *err = BadValue;
- return FALSE;
- }
- *pGlxScreen = glxGetScreen(screenInfo.screens[screen]);
-
- return TRUE;
-}
-
-static int
-validGlxFBConfig(ClientPtr client, __GLXscreen *pGlxScreen, XID id,
- __GLXconfig **config, int *err)
-{
- __GLXconfig *m;
-
- for (m = pGlxScreen->fbconfigs; m != NULL; m = m->next)
- if (m->fbconfigID == id) {
- *config = m;
- return TRUE;
- }
-
- client->errorValue = id;
- *err = __glXError(GLXBadFBConfig);
-
- return FALSE;
-}
-
-static int
-validGlxVisual(ClientPtr client, __GLXscreen *pGlxScreen, XID id,
- __GLXconfig **config, int *err)
-{
- int i;
-
- for (i = 0; i < pGlxScreen->numVisuals; i++)
- if (pGlxScreen->visuals[i]->visualID == id) {
- *config = pGlxScreen->visuals[i];
- return TRUE;
- }
-
- client->errorValue = id;
- *err = BadValue;
-
- return FALSE;
-}
-
-static int
-validGlxFBConfigForWindow(ClientPtr client, __GLXconfig *config,
- DrawablePtr pDraw, int *err)
-{
- ScreenPtr pScreen = pDraw->pScreen;
- VisualPtr pVisual = NULL;
- XID vid;
- int i;
-
- vid = wVisual((WindowPtr)pDraw);
- for (i = 0; i < pScreen->numVisuals; i++) {
- if (pScreen->visuals[i].vid == vid) {
- pVisual = &pScreen->visuals[i];
- break;
- }
- }
-
- /* FIXME: What exactly should we check here... */
- if (pVisual->class != glxConvertToXVisualType(config->visualType) ||
- !(config->drawableType & GLX_WINDOW_BIT)) {
- client->errorValue = pDraw->id;
- *err = BadMatch;
- return FALSE;
- }
-
- return TRUE;
-}
-
-static int
-validGlxContext(ClientPtr client, XID id, int access_mode,
- __GLXcontext **context, int *err)
-{
- *err = dixLookupResourceByType((pointer *) context, id,
- __glXContextRes, client, access_mode);
- if (*err != Success) {
- client->errorValue = id;
- if (*err == BadValue)
- *err = __glXError(GLXBadContext);
- return FALSE;
- }
-
- return TRUE;
-}
-
-static int
-validGlxDrawable(ClientPtr client, XID id, int type, int access_mode,
- __GLXdrawable **drawable, int *err)
-{
- int rc;
-
- rc = dixLookupResourceByType((pointer *) drawable, id,
- __glXDrawableRes, client, access_mode);
- if (rc != Success && rc != BadValue) {
- *err = rc;
- client->errorValue = id;
- return FALSE;
- }
-
- /* If the ID of the glx drawable we looked up doesn't match the id
- * we looked for, it's because we looked it up under the X
- * drawable ID (see DoCreateGLXDrawable). */
- if (rc == BadValue ||
- (*drawable)->drawId != id ||
- (type != GLX_DRAWABLE_ANY && type != (*drawable)->type)) {
- client->errorValue = id;
- switch (type) {
- case GLX_DRAWABLE_WINDOW:
- *err = __glXError(GLXBadWindow);
- return FALSE;
- case GLX_DRAWABLE_PIXMAP:
- *err = __glXError(GLXBadPixmap);
- return FALSE;
- case GLX_DRAWABLE_PBUFFER:
- *err = __glXError(GLXBadPbuffer);
- return FALSE;
- case GLX_DRAWABLE_ANY:
- *err = __glXError(GLXBadDrawable);
- return FALSE;
- }
- }
-
- return TRUE;
-}
-
-void
-__glXContextDestroy(__GLXcontext *context)
-{
- __glXFlushContextCache();
-}
-
-static void __glXdirectContextDestroy(__GLXcontext *context)
-{
- __glXContextDestroy(context);
- xfree(context);
-}
-
-static __GLXcontext *__glXdirectContextCreate(__GLXscreen *screen,
- __GLXconfig *modes,
- __GLXcontext *shareContext)
-{
- __GLXcontext *context;
-
- context = xcalloc (1, sizeof (__GLXcontext));
- if (context == NULL)
- return NULL;
-
- context->destroy = __glXdirectContextDestroy;
-
- return context;
-}
-
-/**
- * Create a GL context with the given properties. This routine is used
- * to implement \c glXCreateContext, \c glXCreateNewContext, and
- * \c glXCreateContextWithConfigSGIX. This works becuase of the hack way
- * that GLXFBConfigs are implemented. Basically, the FBConfigID is the
- * same as the VisualID.
- */
-
-static int
-DoCreateContext(__GLXclientState *cl, GLXContextID gcId,
- GLXContextID shareList, __GLXconfig *config,
- __GLXscreen *pGlxScreen, GLboolean isDirect)
-{
- ClientPtr client = cl->client;
- __GLXcontext *glxc, *shareglxc;
- int err;
-
- LEGAL_NEW_RESOURCE(gcId, client);
-
- /*
- ** Find the display list space that we want to share.
- **
- ** NOTE: In a multithreaded X server, we would need to keep a reference
- ** count for each display list so that if one client detroyed a list that
- ** another client was using, the list would not really be freed until it
- ** was no longer in use. Since this sample implementation has no support
- ** for multithreaded servers, we don't do this.
- */
- if (shareList == None) {
- shareglxc = 0;
- } else {
- if (!validGlxContext(client, shareList, DixReadAccess,
- &shareglxc, &err))
- return err;
-
- if (shareglxc->isDirect) {
- /*
- ** NOTE: no support for sharing display lists between direct
- ** contexts, even if they are in the same address space.
- */
-#if 0
- /* Disabling this code seems to allow shared display lists
- * and texture objects to work. We'll leave it disabled for now.
- */
- client->errorValue = shareList;
- return BadMatch;
-#endif
- } else {
- /*
- ** Create an indirect context regardless of what the client asked
- ** for; this way we can share display list space with shareList.
- */
- isDirect = GL_FALSE;
- }
- }
-
- /*
- ** Allocate memory for the new context
- */
- if (!isDirect)
- glxc = pGlxScreen->createContext(pGlxScreen, config, shareglxc);
- else
- glxc = __glXdirectContextCreate(pGlxScreen, config, shareglxc);
- if (!glxc) {
- return BadAlloc;
- }
-
- /*
- ** Initially, setup the part of the context that could be used by
- ** a GL core that needs windowing information (e.g., Mesa).
- */
- glxc->pGlxScreen = pGlxScreen;
- glxc->config = config;
-
- /*
- ** Register this context as a resource.
- */
- if (!AddResource(gcId, __glXContextRes, (pointer)glxc)) {
- (*glxc->destroy)(glxc);
- client->errorValue = gcId;
- return BadAlloc;
- }
-
- /*
- ** Finally, now that everything is working, setup the rest of the
- ** context.
- */
- glxc->id = gcId;
- glxc->share_id = shareList;
- glxc->idExists = GL_TRUE;
- glxc->isCurrent = GL_FALSE;
- glxc->isDirect = isDirect;
- glxc->renderMode = GL_RENDER;
-
- __glXAddToContextList(glxc);
-
- return Success;
-}
-
-int __glXDisp_CreateContext(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreateContextReq *req = (xGLXCreateContextReq *) pc;
- __GLXconfig *config;
- __GLXscreen *pGlxScreen;
- int err;
-
- if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
- return err;
- if (!validGlxVisual(cl->client, pGlxScreen, req->visual, &config, &err))
- return err;
-
- return DoCreateContext(cl, req->context, req->shareList,
- config, pGlxScreen, req->isDirect);
-}
-
-int __glXDisp_CreateNewContext(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreateNewContextReq *req = (xGLXCreateNewContextReq *) pc;
- __GLXconfig *config;
- __GLXscreen *pGlxScreen;
- int err;
-
- if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
- return err;
- if (!validGlxFBConfig(cl->client, pGlxScreen, req->fbconfig, &config, &err))
- return err;
-
- return DoCreateContext(cl, req->context, req->shareList,
- config, pGlxScreen, req->isDirect);
-}
-
-int __glXDisp_CreateContextWithConfigSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreateContextWithConfigSGIXReq *req =
- (xGLXCreateContextWithConfigSGIXReq *) pc;
- __GLXconfig *config;
- __GLXscreen *pGlxScreen;
- int err;
-
- if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
- return err;
- if (!validGlxFBConfig(cl->client, pGlxScreen, req->fbconfig, &config, &err))
- return err;
-
- return DoCreateContext(cl, req->context, req->shareList,
- config, pGlxScreen, req->isDirect);
-}
-int __glXDisp_DestroyContext(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXDestroyContextReq *req = (xGLXDestroyContextReq *) pc;
- __GLXcontext *glxc;
- int err;
-
- if (!validGlxContext(cl->client, req->context, DixDestroyAccess,
- &glxc, &err))
- return err;
-
- FreeResourceByType(req->context, __glXContextRes, FALSE);
- return Success;
-}
-
-/*****************************************************************************/
-
-/*
-** For each client, the server keeps a table of all the contexts that are
-** current for that client (each thread of a client may have its own current
-** context). These routines add, change, and lookup contexts in the table.
-*/
-
-/*
-** Add a current context, and return the tag that will be used to refer to it.
-*/
-static int AddCurrentContext(__GLXclientState *cl, __GLXcontext *glxc)
-{
- int i;
- int num = cl->numCurrentContexts;
- __GLXcontext **table = cl->currentContexts;
-
- if (!glxc) return -1;
-
- /*
- ** Try to find an empty slot and use it.
- */
- for (i=0; i < num; i++) {
- if (!table[i]) {
- table[i] = glxc;
- return i+1;
- }
- }
- /*
- ** Didn't find a free slot, so we'll have to grow the table.
- */
- if (!num) {
- table = (__GLXcontext **) xalloc(sizeof(__GLXcontext *));
- } else {
- table = (__GLXcontext **) xrealloc(table,
- (num+1)*sizeof(__GLXcontext *));
- }
- table[num] = glxc;
- cl->currentContexts = table;
- cl->numCurrentContexts++;
- return num+1;
-}
-
-/*
-** Given a tag, change the current context for the corresponding entry.
-*/
-static void ChangeCurrentContext(__GLXclientState *cl, __GLXcontext *glxc,
- GLXContextTag tag)
-{
- __GLXcontext **table = cl->currentContexts;
- table[tag-1] = glxc;
-}
-
-/*
-** For this implementation we have chosen to simply use the index of the
-** context's entry in the table as the context tag. A tag must be greater
-** than 0.
-*/
-__GLXcontext *__glXLookupContextByTag(__GLXclientState *cl, GLXContextTag tag)
-{
- int num = cl->numCurrentContexts;
-
- if (tag < 1 || tag > num) {
- return 0;
- } else {
- return cl->currentContexts[tag-1];
- }
-}
-
-/*****************************************************************************/
-
-static void StopUsingContext(__GLXcontext *glxc)
-{
- if (glxc) {
- if (glxc == __glXLastContext) {
- /* Tell server GL library */
- __glXLastContext = 0;
- }
- glxc->isCurrent = GL_FALSE;
- if (!glxc->idExists) {
- __glXFreeContext(glxc);
- }
- }
-}
-
-static void StartUsingContext(__GLXclientState *cl, __GLXcontext *glxc)
-{
- glxc->isCurrent = GL_TRUE;
- __glXLastContext = glxc;
-}
-
-/**
- * This is a helper function to handle the legacy (pre GLX 1.3) cases
- * where passing an X window to glXMakeCurrent is valid. Given a
- * resource ID, look up the GLX drawable if available, otherwise, make
- * sure it's an X window and create a GLX drawable one the fly.
- */
-static __GLXdrawable *
-__glXGetDrawable(__GLXcontext *glxc, GLXDrawable drawId, ClientPtr client,
- int *error)
-{
- DrawablePtr pDraw;
- __GLXdrawable *pGlxDraw;
- int rc;
-
- if (validGlxDrawable(client, drawId, GLX_DRAWABLE_ANY,
- DixWriteAccess, &pGlxDraw, &rc)) {
- if (glxc != NULL && pGlxDraw->config != glxc->config) {
- client->errorValue = drawId;
- *error = BadMatch;
- return NULL;
- }
-
- return pGlxDraw;
- }
-
- /* The drawId wasn't a GLX drawable. Make sure it's a window and
- * create a GLXWindow for it. Check that the drawable screen
- * matches the context screen and that the context fbconfig is
- * compatible with the window visual. */
-
- rc = dixLookupDrawable(&pDraw, drawId, client, 0, DixGetAttrAccess);
- if (rc != Success || pDraw->type != DRAWABLE_WINDOW) {
- client->errorValue = drawId;
- *error = __glXError(GLXBadDrawable);
- return NULL;
- }
-
- if (pDraw->pScreen != glxc->pGlxScreen->pScreen) {
- client->errorValue = pDraw->pScreen->myNum;
- *error = BadMatch;
- return NULL;
- }
-
- if (!validGlxFBConfigForWindow(client, glxc->config, pDraw, error))
- return NULL;
-
- pGlxDraw = glxc->pGlxScreen->createDrawable(glxc->pGlxScreen,
- pDraw, GLX_DRAWABLE_WINDOW,
- drawId, glxc->config);
-
- /* since we are creating the drawablePrivate, drawId should be new */
- if (!AddResource(drawId, __glXDrawableRes, pGlxDraw)) {
- pGlxDraw->destroy (pGlxDraw);
- *error = BadAlloc;
- return NULL;
- }
-
- return pGlxDraw;
-}
-
-/*****************************************************************************/
-/*
-** Make an OpenGL context and drawable current.
-*/
-
-static int
-DoMakeCurrent(__GLXclientState *cl,
- GLXDrawable drawId, GLXDrawable readId,
- GLXContextID contextId, GLXContextTag tag)
-{
- ClientPtr client = cl->client;
- xGLXMakeCurrentReply reply;
- __GLXcontext *glxc, *prevglxc;
- __GLXdrawable *drawPriv = NULL;
- __GLXdrawable *readPriv = NULL;
- int error;
- GLuint mask;
-
- /*
- ** If one is None and the other isn't, it's a bad match.
- */
-
- mask = (drawId == None) ? (1 << 0) : 0;
- mask |= (readId == None) ? (1 << 1) : 0;
- mask |= (contextId == None) ? (1 << 2) : 0;
-
- if ( (mask != 0x00) && (mask != 0x07) ) {
- return BadMatch;
- }
-
- /*
- ** Lookup old context. If we have one, it must be in a usable state.
- */
- if (tag != 0) {
- prevglxc = __glXLookupContextByTag(cl, tag);
- if (!prevglxc) {
- /*
- ** Tag for previous context is invalid.
- */
- return __glXError(GLXBadContextTag);
- }
- if (prevglxc->renderMode != GL_RENDER) {
- /* Oops. Not in render mode render. */
- client->errorValue = prevglxc->id;
- return __glXError(GLXBadContextState);
- }
- } else {
- prevglxc = 0;
- }
-
- /*
- ** Lookup new context. It must not be current for someone else.
- */
- if (contextId != None) {
- int status;
-
- if (!validGlxContext(client, contextId, DixUseAccess, &glxc, &error))
- return error;
- if ((glxc != prevglxc) && glxc->isCurrent) {
- /* Context is current to somebody else */
- return BadAccess;
- }
-
- assert( drawId != None );
- assert( readId != None );
-
- drawPriv = __glXGetDrawable(glxc, drawId, client, &status);
- if (drawPriv == NULL)
- return status;
-
- readPriv = __glXGetDrawable(glxc, readId, client, &status);
- if (readPriv == NULL)
- return status;
-
- } else {
- /* Switching to no context. Ignore new drawable. */
- glxc = 0;
- drawPriv = 0;
- readPriv = 0;
- }
-
-
- if (prevglxc) {
- /*
- ** Flush the previous context if needed.
- */
- if (__GLX_HAS_UNFLUSHED_CMDS(prevglxc)) {
- if (__glXForceCurrent(cl, tag, (int *)&error)) {
- CALL_Flush( GET_DISPATCH(), () );
- __GLX_NOTE_FLUSHED_CMDS(prevglxc);
- } else {
- return error;
- }
- }
-
- /*
- ** Make the previous context not current.
- */
- if (!(*prevglxc->loseCurrent)(prevglxc)) {
- return __glXError(GLXBadContext);
- }
- __glXFlushContextCache();
- if (!prevglxc->isDirect) {
- prevglxc->drawPriv = NULL;
- prevglxc->readPriv = NULL;
- }
- }
-
-
- if ((glxc != 0) && !glxc->isDirect) {
-
- glxc->drawPriv = drawPriv;
- glxc->readPriv = readPriv;
-
- /* make the context current */
- if (!(*glxc->makeCurrent)(glxc)) {
- glxc->drawPriv = NULL;
- glxc->readPriv = NULL;
- return __glXError(GLXBadContext);
- }
-
- glxc->isCurrent = GL_TRUE;
- }
-
- if (prevglxc) {
- ChangeCurrentContext(cl, glxc, tag);
- StopUsingContext(prevglxc);
- } else {
- tag = AddCurrentContext(cl, glxc);
- }
-
- if (glxc) {
- StartUsingContext(cl, glxc);
- reply.contextTag = tag;
- } else {
- reply.contextTag = 0;
- }
-
- reply.length = 0;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
-
- if (client->swapped) {
- __glXSwapMakeCurrentReply(client, &reply);
- } else {
- WriteToClient(client, sz_xGLXMakeCurrentReply, (char *)&reply);
- }
- return Success;
-}
-
-int __glXDisp_MakeCurrent(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXMakeCurrentReq *req = (xGLXMakeCurrentReq *) pc;
-
- return DoMakeCurrent( cl, req->drawable, req->drawable,
- req->context, req->oldContextTag );
-}
-
-int __glXDisp_MakeContextCurrent(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXMakeContextCurrentReq *req = (xGLXMakeContextCurrentReq *) pc;
-
- return DoMakeCurrent( cl, req->drawable, req->readdrawable,
- req->context, req->oldContextTag );
-}
-
-int __glXDisp_MakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXMakeCurrentReadSGIReq *req = (xGLXMakeCurrentReadSGIReq *) pc;
-
- return DoMakeCurrent( cl, req->drawable, req->readable,
- req->context, req->oldContextTag );
-}
-
-int __glXDisp_IsDirect(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXIsDirectReq *req = (xGLXIsDirectReq *) pc;
- xGLXIsDirectReply reply;
- __GLXcontext *glxc;
- int err;
-
- if (!validGlxContext(cl->client, req->context, DixReadAccess, &glxc, &err))
- return err;
-
- reply.isDirect = glxc->isDirect;
- reply.length = 0;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
-
- if (client->swapped) {
- __glXSwapIsDirectReply(client, &reply);
- } else {
- WriteToClient(client, sz_xGLXIsDirectReply, (char *)&reply);
- }
-
- return Success;
-}
-
-int __glXDisp_QueryVersion(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXQueryVersionReq *req = (xGLXQueryVersionReq *) pc;
- xGLXQueryVersionReply reply;
- GLuint major, minor;
-
- major = req->majorVersion;
- minor = req->minorVersion;
- (void)major;
- (void)minor;
-
- /*
- ** Server should take into consideration the version numbers sent by the
- ** client if it wants to work with older clients; however, in this
- ** implementation the server just returns its version number.
- */
- reply.majorVersion = glxMajorVersion;
- reply.minorVersion = glxMinorVersion;
- reply.length = 0;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
-
- if (client->swapped) {
- __glXSwapQueryVersionReply(client, &reply);
- } else {
- WriteToClient(client, sz_xGLXQueryVersionReply, (char *)&reply);
- }
- return Success;
-}
-
-int __glXDisp_WaitGL(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXWaitGLReq *req = (xGLXWaitGLReq *)pc;
- GLXContextTag tag = req->contextTag;
- __GLXcontext *glxc = NULL;
- int error;
-
- if (tag) {
- glxc = __glXLookupContextByTag(cl, tag);
- if (!glxc)
- return __glXError(GLXBadContextTag);
-
- if (!__glXForceCurrent(cl, req->contextTag, &error))
- return error;
-
- CALL_Finish( GET_DISPATCH(), () );
- }
-
- if (glxc && glxc->drawPriv->waitGL)
- (*glxc->drawPriv->waitGL)(glxc->drawPriv);
-
- return Success;
-}
-
-int __glXDisp_WaitX(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXWaitXReq *req = (xGLXWaitXReq *)pc;
- GLXContextTag tag = req->contextTag;
- __GLXcontext *glxc = NULL;
- int error;
-
- if (tag) {
- glxc = __glXLookupContextByTag(cl, tag);
- if (!glxc)
- return __glXError(GLXBadContextTag);
-
- if (!__glXForceCurrent(cl, req->contextTag, &error))
- return error;
- }
-
- if (glxc && glxc->drawPriv->waitX)
- (*glxc->drawPriv->waitX)(glxc->drawPriv);
-
- return Success;
-}
-
-int __glXDisp_CopyContext(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXCopyContextReq *req = (xGLXCopyContextReq *) pc;
- GLXContextID source = req->source;
- GLXContextID dest = req->dest;
- GLXContextTag tag = req->contextTag;
- unsigned long mask = req->mask;
- __GLXcontext *src, *dst;
- int error;
-
- if (!validGlxContext(cl->client, source, DixReadAccess, &src, &error))
- return error;
- if (!validGlxContext(cl->client, dest, DixWriteAccess, &dst, &error))
- return error;
-
- /*
- ** They must be in the same address space, and same screen.
- ** NOTE: no support for direct rendering contexts here.
- */
- if (src->isDirect || dst->isDirect ||
- (src->pGlxScreen != dst->pGlxScreen)) {
- client->errorValue = source;
- return BadMatch;
- }
-
- /*
- ** The destination context must not be current for any client.
- */
- if (dst->isCurrent) {
- client->errorValue = dest;
- return BadAccess;
- }
-
- if (tag) {
- __GLXcontext *tagcx = __glXLookupContextByTag(cl, tag);
-
- if (!tagcx) {
- return __glXError(GLXBadContextTag);
- }
- if (tagcx != src) {
- /*
- ** This would be caused by a faulty implementation of the client
- ** library.
- */
- return BadMatch;
- }
- /*
- ** In this case, glXCopyContext is in both GL and X streams, in terms
- ** of sequentiality.
- */
- if (__glXForceCurrent(cl, tag, &error)) {
- /*
- ** Do whatever is needed to make sure that all preceding requests
- ** in both streams are completed before the copy is executed.
- */
- CALL_Finish( GET_DISPATCH(), () );
- __GLX_NOTE_FLUSHED_CMDS(tagcx);
- } else {
- return error;
- }
- }
- /*
- ** Issue copy. The only reason for failure is a bad mask.
- */
- if (!(*dst->copy)(dst, src, mask)) {
- client->errorValue = mask;
- return BadValue;
- }
- return Success;
-}
-
-enum {
- GLX_VIS_CONFIG_UNPAIRED = 18,
- GLX_VIS_CONFIG_PAIRED = 20
-};
-
-enum {
- GLX_VIS_CONFIG_TOTAL = GLX_VIS_CONFIG_UNPAIRED + GLX_VIS_CONFIG_PAIRED
-};
-
-int __glXDisp_GetVisualConfigs(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXGetVisualConfigsReq *req = (xGLXGetVisualConfigsReq *) pc;
- ClientPtr client = cl->client;
- xGLXGetVisualConfigsReply reply;
- __GLXscreen *pGlxScreen;
- __GLXconfig *modes;
- CARD32 buf[GLX_VIS_CONFIG_TOTAL];
- int p, i, err;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
- return err;
-
- reply.numVisuals = pGlxScreen->numVisuals;
- reply.numProps = GLX_VIS_CONFIG_TOTAL;
- reply.length = (reply.numVisuals * __GLX_SIZE_CARD32 * GLX_VIS_CONFIG_TOTAL) >> 2;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
-
- if (client->swapped) {
- __GLX_SWAP_SHORT(&reply.sequenceNumber);
- __GLX_SWAP_INT(&reply.length);
- __GLX_SWAP_INT(&reply.numVisuals);
- __GLX_SWAP_INT(&reply.numProps);
- }
-
- WriteToClient(client, sz_xGLXGetVisualConfigsReply, (char *)&reply);
-
- for (i = 0; i < pGlxScreen->numVisuals; i++) {
- modes = pGlxScreen->visuals[i];
-
- p = 0;
- buf[p++] = modes->visualID;
- buf[p++] = glxConvertToXVisualType( modes->visualType );
- buf[p++] = (modes->renderType & GLX_RGBA_BIT) ? GL_TRUE : GL_FALSE;
-
- buf[p++] = modes->redBits;
- buf[p++] = modes->greenBits;
- buf[p++] = modes->blueBits;
- buf[p++] = modes->alphaBits;
- buf[p++] = modes->accumRedBits;
- buf[p++] = modes->accumGreenBits;
- buf[p++] = modes->accumBlueBits;
- buf[p++] = modes->accumAlphaBits;
-
- buf[p++] = modes->doubleBufferMode;
- buf[p++] = modes->stereoMode;
-
- buf[p++] = modes->rgbBits;
- buf[p++] = modes->depthBits;
- buf[p++] = modes->stencilBits;
- buf[p++] = modes->numAuxBuffers;
- buf[p++] = modes->level;
-
- assert(p == GLX_VIS_CONFIG_UNPAIRED);
- /*
- ** Add token/value pairs for extensions.
- */
- buf[p++] = GLX_VISUAL_CAVEAT_EXT;
- buf[p++] = modes->visualRating;
- buf[p++] = GLX_TRANSPARENT_TYPE;
- buf[p++] = modes->transparentPixel;
- buf[p++] = GLX_TRANSPARENT_RED_VALUE;
- buf[p++] = modes->transparentRed;
- buf[p++] = GLX_TRANSPARENT_GREEN_VALUE;
- buf[p++] = modes->transparentGreen;
- buf[p++] = GLX_TRANSPARENT_BLUE_VALUE;
- buf[p++] = modes->transparentBlue;
- buf[p++] = GLX_TRANSPARENT_ALPHA_VALUE;
- buf[p++] = modes->transparentAlpha;
- buf[p++] = GLX_TRANSPARENT_INDEX_VALUE;
- buf[p++] = modes->transparentIndex;
- buf[p++] = GLX_SAMPLES_SGIS;
- buf[p++] = modes->samples;
- buf[p++] = GLX_SAMPLE_BUFFERS_SGIS;
- buf[p++] = modes->sampleBuffers;
- buf[p++] = 0; /* copy over visualSelectGroup (GLX_VISUAL_SELECT_GROUP_SGIX)? */
- buf[p++] = 0;
-
- assert(p == GLX_VIS_CONFIG_TOTAL);
- if (client->swapped) {
- __GLX_SWAP_INT_ARRAY(buf, p);
- }
- WriteToClient(client, __GLX_SIZE_CARD32 * p, (char *)buf);
- }
- return Success;
-}
-
-#define __GLX_TOTAL_FBCONFIG_ATTRIBS (36)
-#define __GLX_FBCONFIG_ATTRIBS_LENGTH (__GLX_TOTAL_FBCONFIG_ATTRIBS * 2)
-/**
- * Send the set of GLXFBConfigs to the client. There is not currently
- * and interface into the driver on the server-side to get GLXFBConfigs,
- * so we "invent" some based on the \c __GLXvisualConfig structures that
- * the driver does supply.
- *
- * The reply format for both \c glXGetFBConfigs and \c glXGetFBConfigsSGIX
- * is the same, so this routine pulls double duty.
- */
-
-static int
-DoGetFBConfigs(__GLXclientState *cl, unsigned screen)
-{
- ClientPtr client = cl->client;
- xGLXGetFBConfigsReply reply;
- __GLXscreen *pGlxScreen;
- CARD32 buf[__GLX_FBCONFIG_ATTRIBS_LENGTH];
- int p, err;
- __GLXconfig *modes;
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
-
- if (!validGlxScreen(cl->client, screen, &pGlxScreen, &err))
- return err;
-
- reply.numFBConfigs = pGlxScreen->numFBConfigs;
- reply.numAttribs = __GLX_TOTAL_FBCONFIG_ATTRIBS;
- reply.length = (__GLX_FBCONFIG_ATTRIBS_LENGTH * reply.numFBConfigs);
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
-
- if (client->swapped) {
- __GLX_SWAP_SHORT(&reply.sequenceNumber);
- __GLX_SWAP_INT(&reply.length);
- __GLX_SWAP_INT(&reply.numFBConfigs);
- __GLX_SWAP_INT(&reply.numAttribs);
- }
-
- WriteToClient(client, sz_xGLXGetFBConfigsReply, (char *)&reply);
-
- for (modes = pGlxScreen->fbconfigs; modes != NULL; modes = modes->next) {
- p = 0;
-
-#define WRITE_PAIR(tag,value) \
- do { buf[p++] = tag ; buf[p++] = value ; } while( 0 )
-
- WRITE_PAIR( GLX_VISUAL_ID, modes->visualID );
- WRITE_PAIR( GLX_FBCONFIG_ID, modes->fbconfigID );
- WRITE_PAIR( GLX_X_RENDERABLE, GL_TRUE );
-
- WRITE_PAIR( GLX_RGBA,
- (modes->renderType & GLX_RGBA_BIT) ? GL_TRUE : GL_FALSE );
- WRITE_PAIR( GLX_RENDER_TYPE, modes->renderType );
- WRITE_PAIR( GLX_DOUBLEBUFFER, modes->doubleBufferMode );
- WRITE_PAIR( GLX_STEREO, modes->stereoMode );
-
- WRITE_PAIR( GLX_BUFFER_SIZE, modes->rgbBits );
- WRITE_PAIR( GLX_LEVEL, modes->level );
- WRITE_PAIR( GLX_AUX_BUFFERS, modes->numAuxBuffers );
- WRITE_PAIR( GLX_RED_SIZE, modes->redBits );
- WRITE_PAIR( GLX_GREEN_SIZE, modes->greenBits );
- WRITE_PAIR( GLX_BLUE_SIZE, modes->blueBits );
- WRITE_PAIR( GLX_ALPHA_SIZE, modes->alphaBits );
- WRITE_PAIR( GLX_ACCUM_RED_SIZE, modes->accumRedBits );
- WRITE_PAIR( GLX_ACCUM_GREEN_SIZE, modes->accumGreenBits );
- WRITE_PAIR( GLX_ACCUM_BLUE_SIZE, modes->accumBlueBits );
- WRITE_PAIR( GLX_ACCUM_ALPHA_SIZE, modes->accumAlphaBits );
- WRITE_PAIR( GLX_DEPTH_SIZE, modes->depthBits );
- WRITE_PAIR( GLX_STENCIL_SIZE, modes->stencilBits );
- WRITE_PAIR( GLX_X_VISUAL_TYPE, modes->visualType );
- WRITE_PAIR( GLX_CONFIG_CAVEAT, modes->visualRating );
- WRITE_PAIR( GLX_TRANSPARENT_TYPE, modes->transparentPixel );
- WRITE_PAIR( GLX_TRANSPARENT_RED_VALUE, modes->transparentRed );
- WRITE_PAIR( GLX_TRANSPARENT_GREEN_VALUE, modes->transparentGreen );
- WRITE_PAIR( GLX_TRANSPARENT_BLUE_VALUE, modes->transparentBlue );
- WRITE_PAIR( GLX_TRANSPARENT_ALPHA_VALUE, modes->transparentAlpha );
- WRITE_PAIR( GLX_TRANSPARENT_INDEX_VALUE, modes->transparentIndex );
- WRITE_PAIR( GLX_SWAP_METHOD_OML, modes->swapMethod );
- WRITE_PAIR( GLX_SAMPLES_SGIS, modes->samples );
- WRITE_PAIR( GLX_SAMPLE_BUFFERS_SGIS, modes->sampleBuffers );
- /* GLX_VISUAL_SELECT_GROUP_SGIX ? */
- WRITE_PAIR( GLX_DRAWABLE_TYPE, modes->drawableType );
- WRITE_PAIR( GLX_BIND_TO_TEXTURE_RGB_EXT, modes->bindToTextureRgb );
- WRITE_PAIR( GLX_BIND_TO_TEXTURE_RGBA_EXT, modes->bindToTextureRgba );
- WRITE_PAIR( GLX_BIND_TO_MIPMAP_TEXTURE_EXT, modes->bindToMipmapTexture );
- WRITE_PAIR( GLX_BIND_TO_TEXTURE_TARGETS_EXT, modes->bindToTextureTargets );
-
- if (client->swapped) {
- __GLX_SWAP_INT_ARRAY(buf, __GLX_FBCONFIG_ATTRIBS_LENGTH);
- }
- WriteToClient(client, __GLX_SIZE_CARD32 * __GLX_FBCONFIG_ATTRIBS_LENGTH,
- (char *)buf);
- }
- return Success;
-}
-
-
-int __glXDisp_GetFBConfigs(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXGetFBConfigsReq *req = (xGLXGetFBConfigsReq *) pc;
- return DoGetFBConfigs(cl, req->screen);
-}
-
-int __glXDisp_GetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXGetFBConfigsSGIXReq *req = (xGLXGetFBConfigsSGIXReq *) pc;
- return DoGetFBConfigs(cl, req->screen);
-}
-
-GLboolean
-__glXDrawableInit(__GLXdrawable *drawable,
- __GLXscreen *screen, DrawablePtr pDraw, int type,
- XID drawId, __GLXconfig *config)
-{
- drawable->pDraw = pDraw;
- drawable->type = type;
- drawable->drawId = drawId;
- drawable->config = config;
- drawable->eventMask = 0;
-
- return GL_TRUE;
-}
-
-void
-__glXDrawableRelease(__GLXdrawable *drawable)
-{
-}
-
-static int
-DoCreateGLXDrawable(ClientPtr client, __GLXscreen *pGlxScreen, __GLXconfig *config,
- DrawablePtr pDraw, XID glxDrawableId, int type)
-{
- __GLXdrawable *pGlxDraw;
-
- if (pGlxScreen->pScreen != pDraw->pScreen)
- return BadMatch;
-
- pGlxDraw = pGlxScreen->createDrawable(pGlxScreen, pDraw, type,
- glxDrawableId, config);
- if (pGlxDraw == NULL)
- return BadAlloc;
-
- if (!AddResource(glxDrawableId, __glXDrawableRes, pGlxDraw)) {
- pGlxDraw->destroy (pGlxDraw);
- return BadAlloc;
- }
-
- /* Add the glx drawable under the XID of the underlying X drawable
- * too. That way we'll get a callback in DrawableGone and can
- * clean up properly when the drawable is destroyed. */
- if (pDraw->id != glxDrawableId &&
- !AddResource(pDraw->id, __glXDrawableRes, pGlxDraw)) {
- pGlxDraw->destroy (pGlxDraw);
- return BadAlloc;
- }
-
- return Success;
-}
-
-static int
-DoCreateGLXPixmap(ClientPtr client, __GLXscreen *pGlxScreen, __GLXconfig *config,
- XID drawableId, XID glxDrawableId)
-{
- DrawablePtr pDraw;
- int err;
-
- LEGAL_NEW_RESOURCE(glxDrawableId, client);
-
- err = dixLookupDrawable(&pDraw, drawableId, client, 0, DixAddAccess);
- if (err != Success) {
- client->errorValue = drawableId;
- return err;
- }
- if (pDraw->type != DRAWABLE_PIXMAP) {
- client->errorValue = drawableId;
- return BadPixmap;
- }
-
- err = DoCreateGLXDrawable(client, pGlxScreen, config, pDraw,
- glxDrawableId, GLX_DRAWABLE_PIXMAP);
-
- return err;
-}
-
-static void
-determineTextureTarget(ClientPtr client, XID glxDrawableID,
- CARD32 *attribs, CARD32 numAttribs)
-{
- GLenum target = 0;
- GLenum format = 0;
- int i, err;
- __GLXdrawable *pGlxDraw;
-
- if (!validGlxDrawable(client, glxDrawableID, GLX_DRAWABLE_PIXMAP,
- DixWriteAccess, &pGlxDraw, &err))
- /* We just added it in CreatePixmap, so we should never get here. */
- return;
-
- for (i = 0; i < numAttribs; i++) {
- if (attribs[2 * i] == GLX_TEXTURE_TARGET_EXT) {
- switch (attribs[2 * i + 1]) {
- case GLX_TEXTURE_2D_EXT:
- target = GL_TEXTURE_2D;
- break;
- case GLX_TEXTURE_RECTANGLE_EXT:
- target = GL_TEXTURE_RECTANGLE_ARB;
- break;
- }
- }
-
- if (attribs[2 * i] == GLX_TEXTURE_FORMAT_EXT)
- format = attribs[2 * i + 1];
- }
-
- if (!target) {
- int w = pGlxDraw->pDraw->width, h = pGlxDraw->pDraw->height;
-
- if (h & (h - 1) || w & (w - 1))
- target = GL_TEXTURE_RECTANGLE_ARB;
- else
- target = GL_TEXTURE_2D;
- }
-
- pGlxDraw->target = target;
- pGlxDraw->format = format;
-}
-
-int __glXDisp_CreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreateGLXPixmapReq *req = (xGLXCreateGLXPixmapReq *) pc;
- __GLXconfig *config;
- __GLXscreen *pGlxScreen;
- int err;
-
- if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
- return err;
- if (!validGlxVisual(cl->client, pGlxScreen, req->visual, &config, &err))
- return err;
-
- return DoCreateGLXPixmap(cl->client, pGlxScreen, config,
- req->pixmap, req->glxpixmap);
-}
-
-int __glXDisp_CreatePixmap(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreatePixmapReq *req = (xGLXCreatePixmapReq *) pc;
- __GLXconfig *config;
- __GLXscreen *pGlxScreen;
- int err;
-
- if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
- return err;
- if (!validGlxFBConfig(cl->client, pGlxScreen, req->fbconfig, &config, &err))
- return err;
-
- err = DoCreateGLXPixmap(cl->client, pGlxScreen, config,
- req->pixmap, req->glxpixmap);
- if (err != Success)
- return err;
-
- determineTextureTarget(cl->client, req->glxpixmap,
- (CARD32*) (req + 1), req->numAttribs);
-
- return Success;
-}
-
-int __glXDisp_CreateGLXPixmapWithConfigSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreateGLXPixmapWithConfigSGIXReq *req =
- (xGLXCreateGLXPixmapWithConfigSGIXReq *) pc;
- __GLXconfig *config;
- __GLXscreen *pGlxScreen;
- int err;
-
- if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
- return err;
- if (!validGlxFBConfig(cl->client, pGlxScreen, req->fbconfig, &config, &err))
- return err;
-
- return DoCreateGLXPixmap(cl->client, pGlxScreen,
- config, req->pixmap, req->glxpixmap);
-}
-
-
-static int DoDestroyDrawable(__GLXclientState *cl, XID glxdrawable, int type)
-{
- __GLXdrawable *pGlxDraw;
- int err;
-
- if (!validGlxDrawable(cl->client, glxdrawable, type,
- DixDestroyAccess, &pGlxDraw, &err))
- return err;
-
- FreeResource(glxdrawable, FALSE);
-
- return Success;
-}
-
-int __glXDisp_DestroyGLXPixmap(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXDestroyGLXPixmapReq *req = (xGLXDestroyGLXPixmapReq *) pc;
-
- return DoDestroyDrawable(cl, req->glxpixmap, GLX_DRAWABLE_PIXMAP);
-}
-
-int __glXDisp_DestroyPixmap(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXDestroyPixmapReq *req = (xGLXDestroyPixmapReq *) pc;
-
- return DoDestroyDrawable(cl, req->glxpixmap, GLX_DRAWABLE_PIXMAP);
-}
-
-static int
-DoCreatePbuffer(ClientPtr client, int screenNum, XID fbconfigId,
- int width, int height, XID glxDrawableId)
-{
- __GLXconfig *config;
- __GLXscreen *pGlxScreen;
- PixmapPtr pPixmap;
- int err;
-
- LEGAL_NEW_RESOURCE(glxDrawableId, client);
-
- if (!validGlxScreen(client, screenNum, &pGlxScreen, &err))
- return err;
- if (!validGlxFBConfig(client, pGlxScreen, fbconfigId, &config, &err))
- return err;
-
- __glXenterServer(GL_FALSE);
- pPixmap = (*pGlxScreen->pScreen->CreatePixmap) (pGlxScreen->pScreen,
- width, height, config->rgbBits, 0);
- __glXleaveServer(GL_FALSE);
-
- /* Assign the pixmap the same id as the pbuffer and add it as a
- * resource so it and the DRI2 drawable will be reclaimed when the
- * pbuffer is destroyed. */
- pPixmap->drawable.id = glxDrawableId;
- if (!AddResource(pPixmap->drawable.id, RT_PIXMAP, pPixmap))
- return BadAlloc;
-
- return DoCreateGLXDrawable(client, pGlxScreen, config, &pPixmap->drawable,
- glxDrawableId, GLX_DRAWABLE_PBUFFER);
-}
-
-int __glXDisp_CreatePbuffer(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreatePbufferReq *req = (xGLXCreatePbufferReq *) pc;
- CARD32 *attrs;
- int width, height, i;
-
- attrs = (CARD32 *) (req + 1);
- width = 0;
- height = 0;
-
- for (i = 0; i < req->numAttribs; i++) {
- switch (attrs[i * 2]) {
- case GLX_PBUFFER_WIDTH:
- width = attrs[i * 2 + 1];
- break;
- case GLX_PBUFFER_HEIGHT:
- height = attrs[i * 2 + 1];
- break;
- case GLX_LARGEST_PBUFFER:
- case GLX_PRESERVED_CONTENTS:
- /* FIXME: huh... */
- break;
- }
- }
-
- return DoCreatePbuffer(cl->client, req->screen, req->fbconfig,
- width, height, req->pbuffer);
-}
-
-int __glXDisp_CreateGLXPbufferSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreateGLXPbufferSGIXReq *req = (xGLXCreateGLXPbufferSGIXReq *) pc;
-
- return DoCreatePbuffer(cl->client, req->screen, req->fbconfig,
- req->width, req->height, req->pbuffer);
-}
-
-int __glXDisp_DestroyPbuffer(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXDestroyPbufferReq *req = (xGLXDestroyPbufferReq *) pc;
-
- return DoDestroyDrawable(cl, req->pbuffer, GLX_DRAWABLE_PBUFFER);
-}
-
-int __glXDisp_DestroyGLXPbufferSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXDestroyGLXPbufferSGIXReq *req = (xGLXDestroyGLXPbufferSGIXReq *) pc;
-
- return DoDestroyDrawable(cl, req->pbuffer, GLX_DRAWABLE_PBUFFER);
-}
-
-static int
-DoChangeDrawableAttributes(ClientPtr client, XID glxdrawable,
- int numAttribs, CARD32 *attribs)
-{
- __GLXdrawable *pGlxDraw;
- int i, err;
-
- if (!validGlxDrawable(client, glxdrawable, GLX_DRAWABLE_ANY,
- DixSetAttrAccess, &pGlxDraw, &err))
- return err;
-
- for (i = 0; i < numAttribs; i++) {
- switch(attribs[i * 2]) {
- case GLX_EVENT_MASK:
- /* All we do is to record the event mask so we can send it
- * back when queried. We never actually clobber the
- * pbuffers, so we never need to send out the event. */
- pGlxDraw->eventMask = attribs[i * 2 + 1];
- break;
- }
- }
-
- return Success;
-}
-
-int __glXDisp_ChangeDrawableAttributes(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXChangeDrawableAttributesReq *req =
- (xGLXChangeDrawableAttributesReq *) pc;
-
- return DoChangeDrawableAttributes(cl->client, req->drawable,
- req->numAttribs, (CARD32 *) (req + 1));
-}
-
-int __glXDisp_ChangeDrawableAttributesSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXChangeDrawableAttributesSGIXReq *req =
- (xGLXChangeDrawableAttributesSGIXReq *)pc;
-
- return DoChangeDrawableAttributes(cl->client, req->drawable,
- req->numAttribs, (CARD32 *) (req + 1));
-}
-
-int __glXDisp_CreateWindow(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXCreateWindowReq *req = (xGLXCreateWindowReq *) pc;
- __GLXconfig *config;
- __GLXscreen *pGlxScreen;
- ClientPtr client = cl->client;
- DrawablePtr pDraw;
- int err;
-
- LEGAL_NEW_RESOURCE(req->glxwindow, client);
-
- if (!validGlxScreen(client, req->screen, &pGlxScreen, &err))
- return err;
- if (!validGlxFBConfig(client, pGlxScreen, req->fbconfig, &config, &err))
- return err;
-
- err = dixLookupDrawable(&pDraw, req->window, client, 0, DixAddAccess);
- if (err != Success || pDraw->type != DRAWABLE_WINDOW) {
- client->errorValue = req->window;
- return BadWindow;
- }
-
- if (!validGlxFBConfigForWindow(client, config, pDraw, &err))
- return err;
-
- return DoCreateGLXDrawable(client, pGlxScreen, config,
- pDraw, req->glxwindow, GLX_DRAWABLE_WINDOW);
-}
-
-int __glXDisp_DestroyWindow(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXDestroyWindowReq *req = (xGLXDestroyWindowReq *) pc;
-
- return DoDestroyDrawable(cl, req->glxwindow, GLX_DRAWABLE_WINDOW);
-}
-
-
-/*****************************************************************************/
-
-/*
-** NOTE: There is no portable implementation for swap buffers as of
-** this time that is of value. Consequently, this code must be
-** implemented by somebody other than SGI.
-*/
-int __glXDisp_SwapBuffers(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXSwapBuffersReq *req = (xGLXSwapBuffersReq *) pc;
- GLXContextTag tag = req->contextTag;
- XID drawId = req->drawable;
- __GLXcontext *glxc = NULL;
- __GLXdrawable *pGlxDraw;
- int error;
-
- if (tag) {
- glxc = __glXLookupContextByTag(cl, tag);
- if (!glxc) {
- return __glXError(GLXBadContextTag);
- }
- /*
- ** The calling thread is swapping its current drawable. In this case,
- ** glxSwapBuffers is in both GL and X streams, in terms of
- ** sequentiality.
- */
- if (__glXForceCurrent(cl, tag, &error)) {
- /*
- ** Do whatever is needed to make sure that all preceding requests
- ** in both streams are completed before the swap is executed.
- */
- CALL_Finish( GET_DISPATCH(), () );
- __GLX_NOTE_FLUSHED_CMDS(glxc);
- } else {
- return error;
- }
- }
-
- pGlxDraw = __glXGetDrawable(glxc, drawId, client, &error);
- if (pGlxDraw == NULL)
- return error;
-
- if (pGlxDraw->type == DRAWABLE_WINDOW &&
- (*pGlxDraw->swapBuffers)(cl->client, pGlxDraw) == GL_FALSE)
- return __glXError(GLXBadDrawable);
-
- return Success;
-}
-
-
-static int
-DoQueryContext(__GLXclientState *cl, GLXContextID gcId)
-{
- ClientPtr client = cl->client;
- __GLXcontext *ctx;
- xGLXQueryContextInfoEXTReply reply;
- int nProps;
- int *sendBuf, *pSendBuf;
- int nReplyBytes;
- int err;
-
- if (!validGlxContext(cl->client, gcId, DixReadAccess, &ctx, &err))
- return err;
-
- nProps = 3;
- reply.length = nProps << 1;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.n = nProps;
-
- nReplyBytes = reply.length << 2;
- sendBuf = (int *)xalloc((size_t)nReplyBytes);
- if (sendBuf == NULL) {
- return __glXError(GLXBadContext); /* XXX: Is this correct? */
- }
- pSendBuf = sendBuf;
- *pSendBuf++ = GLX_SHARE_CONTEXT_EXT;
- *pSendBuf++ = (int)(ctx->share_id);
- *pSendBuf++ = GLX_VISUAL_ID_EXT;
- *pSendBuf++ = (int)(ctx->config->visualID);
- *pSendBuf++ = GLX_SCREEN_EXT;
- *pSendBuf++ = (int)(ctx->pGlxScreen->pScreen->myNum);
-
- if (client->swapped) {
- __glXSwapQueryContextInfoEXTReply(client, &reply, sendBuf);
- } else {
- WriteToClient(client, sz_xGLXQueryContextInfoEXTReply, (char *)&reply);
- WriteToClient(client, nReplyBytes, (char *)sendBuf);
- }
- xfree((char *)sendBuf);
-
- return Success;
-}
-
-int __glXDisp_QueryContextInfoEXT(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXQueryContextInfoEXTReq *req = (xGLXQueryContextInfoEXTReq *) pc;
-
- return DoQueryContext(cl, req->context);
-}
-
-int __glXDisp_QueryContext(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXQueryContextReq *req = (xGLXQueryContextReq *) pc;
-
- return DoQueryContext(cl, req->context);
-}
-
-int __glXDisp_BindTexImageEXT(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc;
- ClientPtr client = cl->client;
- __GLXcontext *context;
- __GLXdrawable *pGlxDraw;
- GLXDrawable drawId;
- int buffer;
- int error;
-
- pc += __GLX_VENDPRIV_HDR_SIZE;
-
- drawId = *((CARD32 *) (pc));
- buffer = *((INT32 *) (pc + 4));
-
- if (buffer != GLX_FRONT_LEFT_EXT)
- return __glXError(GLXBadPixmap);
-
- context = __glXForceCurrent (cl, req->contextTag, &error);
- if (!context)
- return error;
-
- if (!validGlxDrawable(client, drawId, GLX_DRAWABLE_PIXMAP,
- DixReadAccess, &pGlxDraw, &error))
- return error;
-
- if (!context->textureFromPixmap)
- return __glXError(GLXUnsupportedPrivateRequest);
-
- return context->textureFromPixmap->bindTexImage(context,
- buffer,
- pGlxDraw);
-}
-
-int __glXDisp_ReleaseTexImageEXT(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc;
- ClientPtr client = cl->client;
- __GLXdrawable *pGlxDraw;
- __GLXcontext *context;
- GLXDrawable drawId;
- int buffer;
- int error;
-
- pc += __GLX_VENDPRIV_HDR_SIZE;
-
- drawId = *((CARD32 *) (pc));
- buffer = *((INT32 *) (pc + 4));
-
- context = __glXForceCurrent (cl, req->contextTag, &error);
- if (!context)
- return error;
-
- if (!validGlxDrawable(client, drawId, GLX_DRAWABLE_PIXMAP,
- DixReadAccess, &pGlxDraw, &error))
- return error;
-
- if (!context->textureFromPixmap)
- return __glXError(GLXUnsupportedPrivateRequest);
-
- return context->textureFromPixmap->releaseTexImage(context,
- buffer,
- pGlxDraw);
-}
-
-int __glXDisp_CopySubBufferMESA(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc;
- GLXContextTag tag = req->contextTag;
- __GLXcontext *glxc = NULL;
- __GLXdrawable *pGlxDraw;
- ClientPtr client = cl->client;
- GLXDrawable drawId;
- int error;
- int x, y, width, height;
-
- (void) client;
- (void) req;
-
- pc += __GLX_VENDPRIV_HDR_SIZE;
-
- drawId = *((CARD32 *) (pc));
- x = *((INT32 *) (pc + 4));
- y = *((INT32 *) (pc + 8));
- width = *((INT32 *) (pc + 12));
- height = *((INT32 *) (pc + 16));
-
- if (tag) {
- glxc = __glXLookupContextByTag(cl, tag);
- if (!glxc) {
- return __glXError(GLXBadContextTag);
- }
- /*
- ** The calling thread is swapping its current drawable. In this case,
- ** glxSwapBuffers is in both GL and X streams, in terms of
- ** sequentiality.
- */
- if (__glXForceCurrent(cl, tag, &error)) {
- /*
- ** Do whatever is needed to make sure that all preceding requests
- ** in both streams are completed before the swap is executed.
- */
- CALL_Finish( GET_DISPATCH(), () );
- __GLX_NOTE_FLUSHED_CMDS(glxc);
- } else {
- return error;
- }
- }
-
- pGlxDraw = __glXGetDrawable(glxc, drawId, client, &error);
- if (!pGlxDraw)
- return error;
-
- if (pGlxDraw == NULL ||
- pGlxDraw->type != GLX_DRAWABLE_WINDOW ||
- pGlxDraw->copySubBuffer == NULL)
- return __glXError(GLXBadDrawable);
-
- (*pGlxDraw->copySubBuffer)(pGlxDraw, x, y, width, height);
-
- return Success;
-}
-
-/*
-** Get drawable attributes
-*/
-static int
-DoGetDrawableAttributes(__GLXclientState *cl, XID drawId)
-{
- ClientPtr client = cl->client;
- xGLXGetDrawableAttributesReply reply;
- __GLXdrawable *pGlxDraw;
- CARD32 attributes[6];
- int numAttribs, error;
-
- if (!validGlxDrawable(client, drawId, GLX_DRAWABLE_ANY,
- DixGetAttrAccess, &pGlxDraw, &error))
- return error;
-
- numAttribs = 3;
- reply.length = numAttribs << 1;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.numAttribs = numAttribs;
-
- attributes[0] = GLX_TEXTURE_TARGET_EXT;
- attributes[1] = pGlxDraw->target == GL_TEXTURE_2D ? GLX_TEXTURE_2D_EXT :
- GLX_TEXTURE_RECTANGLE_EXT;
- attributes[2] = GLX_Y_INVERTED_EXT;
- attributes[3] = GL_FALSE;
- attributes[4] = GLX_EVENT_MASK;
- attributes[5] = pGlxDraw->eventMask;
-
- if (client->swapped) {
- __glXSwapGetDrawableAttributesReply(client, &reply, attributes);
- } else {
- WriteToClient(client, sz_xGLXGetDrawableAttributesReply,
- (char *)&reply);
- WriteToClient(client, reply.length * sizeof (CARD32),
- (char *)attributes);
- }
-
- return Success;
-}
-
-int __glXDisp_GetDrawableAttributes(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXGetDrawableAttributesReq *req = (xGLXGetDrawableAttributesReq *)pc;
-
- return DoGetDrawableAttributes(cl, req->drawable);
-}
-
-int __glXDisp_GetDrawableAttributesSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXGetDrawableAttributesSGIXReq *req =
- (xGLXGetDrawableAttributesSGIXReq *)pc;
-
- return DoGetDrawableAttributes(cl, req->drawable);
-}
-
-/************************************************************************/
-
-/*
-** Render and Renderlarge are not in the GLX API. They are used by the GLX
-** client library to send batches of GL rendering commands.
-*/
-
-/*
-** Execute all the drawing commands in a request.
-*/
-int __glXDisp_Render(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXRenderReq *req;
- ClientPtr client= cl->client;
- int left, cmdlen, error;
- int commandsDone;
- CARD16 opcode;
- __GLXrenderHeader *hdr;
- __GLXcontext *glxc;
- __GLX_DECLARE_SWAP_VARIABLES;
-
- req = (xGLXRenderReq *) pc;
- if (client->swapped) {
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->contextTag);
- }
-
- glxc = __glXForceCurrent(cl, req->contextTag, &error);
- if (!glxc) {
- return error;
- }
-
- commandsDone = 0;
- pc += sz_xGLXRenderReq;
- left = (req->length << 2) - sz_xGLXRenderReq;
- while (left > 0) {
- __GLXrenderSizeData entry;
- int extra;
- __GLXdispatchRenderProcPtr proc;
- int err;
-
- /*
- ** Verify that the header length and the overall length agree.
- ** Also, each command must be word aligned.
- */
- hdr = (__GLXrenderHeader *) pc;
- if (client->swapped) {
- __GLX_SWAP_SHORT(&hdr->length);
- __GLX_SWAP_SHORT(&hdr->opcode);
- }
- cmdlen = hdr->length;
- opcode = hdr->opcode;
-
- /*
- ** Check for core opcodes and grab entry data.
- */
- err = __glXGetProtocolSizeData(& Render_dispatch_info, opcode, & entry);
- proc = (__GLXdispatchRenderProcPtr)
- __glXGetProtocolDecodeFunction(& Render_dispatch_info,
- opcode, client->swapped);
-
- if ((err < 0) || (proc == NULL)) {
- client->errorValue = commandsDone;
- return __glXError(GLXBadRenderRequest);
- }
-
- if (entry.varsize) {
- /* variable size command */
- extra = (*entry.varsize)(pc + __GLX_RENDER_HDR_SIZE,
- client->swapped);
- if (extra < 0) {
- extra = 0;
- }
- if (cmdlen != __GLX_PAD(entry.bytes + extra)) {
- return BadLength;
- }
- } else {
- /* constant size command */
- if (cmdlen != __GLX_PAD(entry.bytes)) {
- return BadLength;
- }
- }
- if (left < cmdlen) {
- return BadLength;
- }
-
- /*
- ** Skip over the header and execute the command. We allow the
- ** caller to trash the command memory. This is useful especially
- ** for things that require double alignment - they can just shift
- ** the data towards lower memory (trashing the header) by 4 bytes
- ** and achieve the required alignment.
- */
- (*proc)(pc + __GLX_RENDER_HDR_SIZE);
- pc += cmdlen;
- left -= cmdlen;
- commandsDone++;
- }
- __GLX_NOTE_UNFLUSHED_CMDS(glxc);
- return Success;
-}
-
-
-/*
-** Execute a large rendering request (one that spans multiple X requests).
-*/
-int __glXDisp_RenderLarge(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXRenderLargeReq *req;
- ClientPtr client= cl->client;
- size_t dataBytes;
- __GLXrenderLargeHeader *hdr;
- __GLXcontext *glxc;
- int error;
- CARD16 opcode;
- __GLX_DECLARE_SWAP_VARIABLES;
-
- req = (xGLXRenderLargeReq *) pc;
- if (client->swapped) {
- __GLX_SWAP_SHORT(&req->length);
- __GLX_SWAP_INT(&req->contextTag);
- __GLX_SWAP_INT(&req->dataBytes);
- __GLX_SWAP_SHORT(&req->requestNumber);
- __GLX_SWAP_SHORT(&req->requestTotal);
- }
-
- glxc = __glXForceCurrent(cl, req->contextTag, &error);
- if (!glxc) {
- /* Reset in case this isn't 1st request. */
- __glXResetLargeCommandStatus(cl);
- return error;
- }
- dataBytes = req->dataBytes;
-
- /*
- ** Check the request length.
- */
- if ((req->length << 2) != __GLX_PAD(dataBytes) + sz_xGLXRenderLargeReq) {
- client->errorValue = req->length;
- /* Reset in case this isn't 1st request. */
- __glXResetLargeCommandStatus(cl);
- return BadLength;
- }
- pc += sz_xGLXRenderLargeReq;
-
- if (cl->largeCmdRequestsSoFar == 0) {
- __GLXrenderSizeData entry;
- int extra;
- size_t cmdlen;
- int err;
-
- /*
- ** This is the first request of a multi request command.
- ** Make enough space in the buffer, then copy the entire request.
- */
- if (req->requestNumber != 1) {
- client->errorValue = req->requestNumber;
- return __glXError(GLXBadLargeRequest);
- }
-
- hdr = (__GLXrenderLargeHeader *) pc;
- if (client->swapped) {
- __GLX_SWAP_INT(&hdr->length);
- __GLX_SWAP_INT(&hdr->opcode);
- }
- cmdlen = hdr->length;
- opcode = hdr->opcode;
-
- /*
- ** Check for core opcodes and grab entry data.
- */
- err = __glXGetProtocolSizeData(& Render_dispatch_info, opcode, & entry);
- if (err < 0) {
- client->errorValue = opcode;
- return __glXError(GLXBadLargeRequest);
- }
-
- if (entry.varsize) {
- /*
- ** If it's a variable-size command (a command whose length must
- ** be computed from its parameters), all the parameters needed
- ** will be in the 1st request, so it's okay to do this.
- */
- extra = (*entry.varsize)(pc + __GLX_RENDER_LARGE_HDR_SIZE,
- client->swapped);
- if (extra < 0) {
- extra = 0;
- }
- /* large command's header is 4 bytes longer, so add 4 */
- if (cmdlen != __GLX_PAD(entry.bytes + 4 + extra)) {
- return BadLength;
- }
- } else {
- /* constant size command */
- if (cmdlen != __GLX_PAD(entry.bytes + 4)) {
- return BadLength;
- }
- }
- /*
- ** Make enough space in the buffer, then copy the entire request.
- */
- if (cl->largeCmdBufSize < cmdlen) {
- if (!cl->largeCmdBuf) {
- cl->largeCmdBuf = (GLbyte *) xalloc(cmdlen);
- } else {
- cl->largeCmdBuf = (GLbyte *) xrealloc(cl->largeCmdBuf, cmdlen);
- }
- if (!cl->largeCmdBuf) {
- return BadAlloc;
- }
- cl->largeCmdBufSize = cmdlen;
- }
- memcpy(cl->largeCmdBuf, pc, dataBytes);
-
- cl->largeCmdBytesSoFar = dataBytes;
- cl->largeCmdBytesTotal = cmdlen;
- cl->largeCmdRequestsSoFar = 1;
- cl->largeCmdRequestsTotal = req->requestTotal;
- return Success;
-
- } else {
- /*
- ** We are receiving subsequent (i.e. not the first) requests of a
- ** multi request command.
- */
-
- /*
- ** Check the request number and the total request count.
- */
- if (req->requestNumber != cl->largeCmdRequestsSoFar + 1) {
- client->errorValue = req->requestNumber;
- __glXResetLargeCommandStatus(cl);
- return __glXError(GLXBadLargeRequest);
- }
- if (req->requestTotal != cl->largeCmdRequestsTotal) {
- client->errorValue = req->requestTotal;
- __glXResetLargeCommandStatus(cl);
- return __glXError(GLXBadLargeRequest);
- }
-
- /*
- ** Check that we didn't get too much data.
- */
- if ((cl->largeCmdBytesSoFar + dataBytes) > cl->largeCmdBytesTotal) {
- client->errorValue = dataBytes;
- __glXResetLargeCommandStatus(cl);
- return __glXError(GLXBadLargeRequest);
- }
- memcpy(cl->largeCmdBuf + cl->largeCmdBytesSoFar, pc, dataBytes);
- cl->largeCmdBytesSoFar += dataBytes;
- cl->largeCmdRequestsSoFar++;
-
- if (req->requestNumber == cl->largeCmdRequestsTotal) {
- __GLXdispatchRenderProcPtr proc;
-
- /*
- ** This is the last request; it must have enough bytes to complete
- ** the command.
- */
- /* NOTE: the two pad macros have been added below; they are needed
- ** because the client library pads the total byte count, but not
- ** the per-request byte counts. The Protocol Encoding says the
- ** total byte count should not be padded, so a proposal will be
- ** made to the ARB to relax the padding constraint on the total
- ** byte count, thus preserving backward compatibility. Meanwhile,
- ** the padding done below fixes a bug that did not allow
- ** large commands of odd sizes to be accepted by the server.
- */
- if (__GLX_PAD(cl->largeCmdBytesSoFar) !=
- __GLX_PAD(cl->largeCmdBytesTotal)) {
- client->errorValue = dataBytes;
- __glXResetLargeCommandStatus(cl);
- return __glXError(GLXBadLargeRequest);
- }
- hdr = (__GLXrenderLargeHeader *) cl->largeCmdBuf;
- /*
- ** The opcode and length field in the header had already been
- ** swapped when the first request was received.
- **
- ** Use the opcode to index into the procedure table.
- */
- opcode = hdr->opcode;
-
- proc = (__GLXdispatchRenderProcPtr)
- __glXGetProtocolDecodeFunction(& Render_dispatch_info, opcode,
- client->swapped);
- if (proc == NULL) {
- client->errorValue = opcode;
- return __glXError(GLXBadLargeRequest);
- }
-
- /*
- ** Skip over the header and execute the command.
- */
- (*proc)(cl->largeCmdBuf + __GLX_RENDER_LARGE_HDR_SIZE);
- __GLX_NOTE_UNFLUSHED_CMDS(glxc);
-
- /*
- ** Reset for the next RenderLarge series.
- */
- __glXResetLargeCommandStatus(cl);
- } else {
- /*
- ** This is neither the first nor the last request.
- */
- }
- return Success;
- }
-}
-
-extern RESTYPE __glXSwapBarrierRes;
-
-int __glXDisp_BindSwapBarrierSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXBindSwapBarrierSGIXReq *req = (xGLXBindSwapBarrierSGIXReq *) pc;
- XID drawable = req->drawable;
- int barrier = req->barrier;
- DrawablePtr pDraw;
- int screen, rc;
- __GLXscreen *pGlxScreen;
-
- rc = dixLookupDrawable(&pDraw, drawable, client, 0, DixGetAttrAccess);
- pGlxScreen = glxGetScreen(pDraw->pScreen);
- if (rc == Success && (pDraw->type == DRAWABLE_WINDOW)) {
- screen = pDraw->pScreen->myNum;
- if (pGlxScreen->swapBarrierFuncs) {
- int ret = pGlxScreen->swapBarrierFuncs->bindSwapBarrierFunc(screen, drawable, barrier);
- if (ret == Success) {
- if (barrier)
- /* add source for cleanup when drawable is gone */
- AddResource(drawable, __glXSwapBarrierRes, (pointer)(intptr_t)screen);
- else
- /* delete source */
- FreeResourceByType(drawable, __glXSwapBarrierRes, FALSE);
- }
- return ret;
- }
- }
- client->errorValue = drawable;
- return __glXError(GLXBadDrawable);
-}
-
-
-int __glXDisp_QueryMaxSwapBarriersSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXQueryMaxSwapBarriersSGIXReq *req =
- (xGLXQueryMaxSwapBarriersSGIXReq *) pc;
- xGLXQueryMaxSwapBarriersSGIXReply reply;
- int screen = req->screen;
- __GLXscreen *pGlxScreen;
-
- pGlxScreen = glxGetScreen(screenInfo.screens[screen]);
- if (pGlxScreen->swapBarrierFuncs)
- reply.max = pGlxScreen->swapBarrierFuncs->queryMaxSwapBarriersFunc(screen);
- else
- reply.max = 0;
-
-
- reply.length = 0;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
-
- if (client->swapped) {
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_SWAP_SHORT(&reply.sequenceNumber);
- }
-
- WriteToClient(client, sz_xGLXQueryMaxSwapBarriersSGIXReply,
- (char *) &reply);
- return Success;
-}
-
-#define GLX_BAD_HYPERPIPE_SGIX 92
-
-int __glXDisp_QueryHyperpipeNetworkSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXQueryHyperpipeNetworkSGIXReq * req = (xGLXQueryHyperpipeNetworkSGIXReq *) pc;
- xGLXQueryHyperpipeNetworkSGIXReply reply;
- int screen = req->screen;
- void *rdata = NULL;
-
- int length=0;
- int npipes=0;
-
- int n= 0;
- __GLXscreen *pGlxScreen;
-
- pGlxScreen = glxGetScreen(screenInfo.screens[screen]);
- if (pGlxScreen->hyperpipeFuncs) {
- rdata =
- (pGlxScreen->hyperpipeFuncs->queryHyperpipeNetworkFunc(screen, &npipes, &n));
- }
- length = __GLX_PAD(n) >> 2;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.length = length;
- reply.n = n;
- reply.npipes = npipes;
-
- if (client->swapped) {
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_SWAP_SHORT(&reply.sequenceNumber);
- __GLX_SWAP_INT(&reply.length);
- __GLX_SWAP_INT(&reply.n);
- __GLX_SWAP_INT(&reply.npipes);
- }
- WriteToClient(client, sz_xGLXQueryHyperpipeNetworkSGIXReply,
- (char *) &reply);
-
- WriteToClient(client, length << 2, (char *)rdata);
-
- return Success;
-}
-
-int __glXDisp_DestroyHyperpipeConfigSGIX (__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXDestroyHyperpipeConfigSGIXReq * req =
- (xGLXDestroyHyperpipeConfigSGIXReq *) pc;
- xGLXDestroyHyperpipeConfigSGIXReply reply;
- int screen = req->screen;
- int success = GLX_BAD_HYPERPIPE_SGIX;
- int hpId ;
- __GLXscreen *pGlxScreen;
-
- hpId = req->hpId;
-
- pGlxScreen = glxGetScreen(screenInfo.screens[screen]);
- if (pGlxScreen->hyperpipeFuncs) {
- success = pGlxScreen->hyperpipeFuncs->destroyHyperpipeConfigFunc(screen, hpId);
- }
-
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.length = __GLX_PAD(0) >> 2;
- reply.n = 0;
- reply.success = success;
-
-
- if (client->swapped) {
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_SWAP_SHORT(&reply.sequenceNumber);
- }
- WriteToClient(client,
- sz_xGLXDestroyHyperpipeConfigSGIXReply,
- (char *) &reply);
- return Success;
-}
-
-int __glXDisp_QueryHyperpipeConfigSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXQueryHyperpipeConfigSGIXReq * req =
- (xGLXQueryHyperpipeConfigSGIXReq *) pc;
- xGLXQueryHyperpipeConfigSGIXReply reply;
- int screen = req->screen;
- void *rdata = NULL;
- int length;
- int npipes=0;
- int n= 0;
- int hpId;
- __GLXscreen *pGlxScreen;
-
- hpId = req->hpId;
-
- pGlxScreen = glxGetScreen(screenInfo.screens[screen]);
- if (pGlxScreen->hyperpipeFuncs) {
- rdata = pGlxScreen->hyperpipeFuncs->queryHyperpipeConfigFunc(screen, hpId,&npipes, &n);
- }
-
- length = __GLX_PAD(n) >> 2;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.length = length;
- reply.n = n;
- reply.npipes = npipes;
-
-
- if (client->swapped) {
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_SWAP_SHORT(&reply.sequenceNumber);
- __GLX_SWAP_INT(&reply.length);
- __GLX_SWAP_INT(&reply.n);
- __GLX_SWAP_INT(&reply.npipes);
- }
-
- WriteToClient(client, sz_xGLXQueryHyperpipeConfigSGIXReply,
- (char *) &reply);
-
- WriteToClient(client, length << 2, (char *)rdata);
-
- return Success;
-}
-
-int __glXDisp_HyperpipeConfigSGIX(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXHyperpipeConfigSGIXReq * req =
- (xGLXHyperpipeConfigSGIXReq *) pc;
- xGLXHyperpipeConfigSGIXReply reply;
- int screen = req->screen;
- void *rdata;
-
- int npipes=0, networkId;
- int hpId=-1;
- __GLXscreen *pGlxScreen;
-
- pGlxScreen = glxGetScreen(screenInfo.screens[screen]);
- networkId = (int)req->networkId;
- npipes = (int)req->npipes;
- rdata = (void *)(req +1);
-
- if (pGlxScreen->hyperpipeFuncs) {
- pGlxScreen->hyperpipeFuncs->hyperpipeConfigFunc(screen,networkId,
- &hpId, &npipes,
- (void *) rdata);
- }
-
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.length = __GLX_PAD(0) >> 2;
- reply.n = 0;
- reply.npipes = npipes;
- reply.hpId = hpId;
-
- if (client->swapped) {
- __GLX_DECLARE_SWAP_VARIABLES;
- __GLX_SWAP_SHORT(&reply.sequenceNumber);
- __GLX_SWAP_INT(&reply.npipes);
- __GLX_SWAP_INT(&reply.hpId);
- }
-
- WriteToClient(client, sz_xGLXHyperpipeConfigSGIXReply,
- (char *) &reply);
-
- return Success;
-}
-
-
-/************************************************************************/
-
-/*
-** No support is provided for the vendor-private requests other than
-** allocating the entry points in the dispatch table.
-*/
-
-int __glXDisp_VendorPrivate(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc;
- GLint vendorcode = req->vendorCode;
- __GLXdispatchVendorPrivProcPtr proc;
-
-
- proc = (__GLXdispatchVendorPrivProcPtr)
- __glXGetProtocolDecodeFunction(& VendorPriv_dispatch_info,
- vendorcode, 0);
- if (proc != NULL) {
- (*proc)(cl, (GLbyte*)req);
- return Success;
- }
-
- cl->client->errorValue = req->vendorCode;
- return __glXError(GLXUnsupportedPrivateRequest);
-}
-
-int __glXDisp_VendorPrivateWithReply(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc;
- GLint vendorcode = req->vendorCode;
- __GLXdispatchVendorPrivProcPtr proc;
-
-
- proc = (__GLXdispatchVendorPrivProcPtr)
- __glXGetProtocolDecodeFunction(& VendorPriv_dispatch_info,
- vendorcode, 0);
- if (proc != NULL) {
- return (*proc)(cl, (GLbyte*)req);
- }
-
- cl->client->errorValue = vendorcode;
- return __glXError(GLXUnsupportedPrivateRequest);
-}
-
-int __glXDisp_QueryExtensionsString(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXQueryExtensionsStringReq *req = (xGLXQueryExtensionsStringReq *) pc;
- xGLXQueryExtensionsStringReply reply;
- __GLXscreen *pGlxScreen;
- size_t n, length;
- char *buf;
- int err;
-
- if (!validGlxScreen(client, req->screen, &pGlxScreen, &err))
- return err;
-
- n = strlen(pGlxScreen->GLXextensions) + 1;
- length = __GLX_PAD(n) >> 2;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.length = length;
- reply.n = n;
-
- /* Allocate buffer to make sure it's a multiple of 4 bytes big.*/
- buf = (char *) xalloc(length << 2);
- if (buf == NULL)
- return BadAlloc;
- memcpy(buf, pGlxScreen->GLXextensions, n);
-
- if (client->swapped) {
- glxSwapQueryExtensionsStringReply(client, &reply, buf);
- } else {
- WriteToClient(client, sz_xGLXQueryExtensionsStringReply,(char *)&reply);
- WriteToClient(client, (int)(length << 2), (char *)buf);
- }
-
- xfree(buf);
- return Success;
-}
-
-int __glXDisp_QueryServerString(__GLXclientState *cl, GLbyte *pc)
-{
- ClientPtr client = cl->client;
- xGLXQueryServerStringReq *req = (xGLXQueryServerStringReq *) pc;
- xGLXQueryServerStringReply reply;
- size_t n, length;
- const char *ptr;
- char *buf;
- __GLXscreen *pGlxScreen;
- int err;
- char ver_str[16];
-
- if (!validGlxScreen(client, req->screen, &pGlxScreen, &err))
- return err;
-
- switch(req->name) {
- case GLX_VENDOR:
- ptr = pGlxScreen->GLXvendor;
- break;
- case GLX_VERSION:
- /* Return to the server version rather than the screen version
- * to prevent confusion when they do not match.
- */
- snprintf(ver_str, 16, "%d.%d", glxMajorVersion, glxMinorVersion);
- ptr = ver_str;
- break;
- case GLX_EXTENSIONS:
- ptr = pGlxScreen->GLXextensions;
- break;
- default:
- return BadValue;
- }
-
- n = strlen(ptr) + 1;
- length = __GLX_PAD(n) >> 2;
- reply.type = X_Reply;
- reply.sequenceNumber = client->sequence;
- reply.length = length;
- reply.n = n;
-
- buf = (char *) xalloc(length << 2);
- if (buf == NULL) {
- return BadAlloc;
- }
- memcpy(buf, ptr, n);
-
- if (client->swapped) {
- glxSwapQueryServerStringReply(client, &reply, buf);
- } else {
- WriteToClient(client, sz_xGLXQueryServerStringReply, (char *)&reply);
- WriteToClient(client, (int)(length << 2), buf);
- }
-
- xfree(buf);
- return Success;
-}
-
-int __glXDisp_ClientInfo(__GLXclientState *cl, GLbyte *pc)
-{
- xGLXClientInfoReq *req = (xGLXClientInfoReq *) pc;
- const char *buf;
-
- cl->GLClientmajorVersion = req->major;
- cl->GLClientminorVersion = req->minor;
- if (cl->GLClientextensions)
- xfree(cl->GLClientextensions);
- buf = (const char *)(req+1);
- cl->GLClientextensions = xstrdup(buf);
-
- return Success;
-}
+/*
+ * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
+ * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice including the dates of first publication and
+ * either this permission notice or a reference to
+ * http://oss.sgi.com/projects/FreeB/
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Silicon Graphics, Inc.
+ * shall not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization from
+ * Silicon Graphics, Inc.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <string.h>
+#include <assert.h>
+
+#include "glxserver.h"
+#include <GL/glxtokens.h>
+#include <unpack.h>
+#include "g_disptab.h"
+#include <pixmapstr.h>
+#include <windowstr.h>
+#include "glxutil.h"
+#include "glxext.h"
+#include "glapitable.h"
+#include "glapi.h"
+#include "glthread.h"
+#include "dispatch.h"
+#include "indirect_dispatch.h"
+#include "indirect_table.h"
+#include "indirect_util.h"
+
+static int
+validGlxScreen(ClientPtr client, int screen, __GLXscreen **pGlxScreen, int *err)
+{
+ /*
+ ** Check if screen exists.
+ */
+ if (screen >= screenInfo.numScreens) {
+ client->errorValue = screen;
+ *err = BadValue;
+ return FALSE;
+ }
+ *pGlxScreen = glxGetScreen(screenInfo.screens[screen]);
+
+ return TRUE;
+}
+
+static int
+validGlxFBConfig(ClientPtr client, __GLXscreen *pGlxScreen, XID id,
+ __GLXconfig **config, int *err)
+{
+ __GLXconfig *m;
+
+ for (m = pGlxScreen->fbconfigs; m != NULL; m = m->next)
+ if (m->fbconfigID == id) {
+ *config = m;
+ return TRUE;
+ }
+
+ client->errorValue = id;
+ *err = __glXError(GLXBadFBConfig);
+
+ return FALSE;
+}
+
+static int
+validGlxVisual(ClientPtr client, __GLXscreen *pGlxScreen, XID id,
+ __GLXconfig **config, int *err)
+{
+ int i;
+
+ for (i = 0; i < pGlxScreen->numVisuals; i++)
+ if (pGlxScreen->visuals[i]->visualID == id) {
+ *config = pGlxScreen->visuals[i];
+ return TRUE;
+ }
+
+ client->errorValue = id;
+ *err = BadValue;
+
+ return FALSE;
+}
+
+static int
+validGlxFBConfigForWindow(ClientPtr client, __GLXconfig *config,
+ DrawablePtr pDraw, int *err)
+{
+ ScreenPtr pScreen = pDraw->pScreen;
+ VisualPtr pVisual = NULL;
+ XID vid;
+ int i;
+
+ vid = wVisual((WindowPtr)pDraw);
+ for (i = 0; i < pScreen->numVisuals; i++) {
+ if (pScreen->visuals[i].vid == vid) {
+ pVisual = &pScreen->visuals[i];
+ break;
+ }
+ }
+
+ /* FIXME: What exactly should we check here... */
+ if (pVisual->class != glxConvertToXVisualType(config->visualType) ||
+ !(config->drawableType & GLX_WINDOW_BIT)) {
+ client->errorValue = pDraw->id;
+ *err = BadMatch;
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static int
+validGlxContext(ClientPtr client, XID id, int access_mode,
+ __GLXcontext **context, int *err)
+{
+ *err = dixLookupResourceByType((pointer *) context, id,
+ __glXContextRes, client, access_mode);
+ if (*err != Success) {
+ client->errorValue = id;
+ if (*err == BadValue)
+ *err = __glXError(GLXBadContext);
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static int
+validGlxDrawable(ClientPtr client, XID id, int type, int access_mode,
+ __GLXdrawable **drawable, int *err)
+{
+ int rc;
+
+ rc = dixLookupResourceByType((pointer *) drawable, id,
+ __glXDrawableRes, client, access_mode);
+ if (rc != Success && rc != BadValue) {
+ *err = rc;
+ client->errorValue = id;
+ return FALSE;
+ }
+
+ /* If the ID of the glx drawable we looked up doesn't match the id
+ * we looked for, it's because we looked it up under the X
+ * drawable ID (see DoCreateGLXDrawable). */
+ if (rc == BadValue ||
+ (*drawable)->drawId != id ||
+ (type != GLX_DRAWABLE_ANY && type != (*drawable)->type)) {
+ client->errorValue = id;
+ switch (type) {
+ case GLX_DRAWABLE_WINDOW:
+ *err = __glXError(GLXBadWindow);
+ return FALSE;
+ case GLX_DRAWABLE_PIXMAP:
+ *err = __glXError(GLXBadPixmap);
+ return FALSE;
+ case GLX_DRAWABLE_PBUFFER:
+ *err = __glXError(GLXBadPbuffer);
+ return FALSE;
+ case GLX_DRAWABLE_ANY:
+ *err = __glXError(GLXBadDrawable);
+ return FALSE;
+ }
+ }
+
+ return TRUE;
+}
+
+void
+__glXContextDestroy(__GLXcontext *context)
+{
+ __glXFlushContextCache();
+}
+
+static void __glXdirectContextDestroy(__GLXcontext *context)
+{
+ __glXContextDestroy(context);
+ xfree(context);
+}
+
+static __GLXcontext *__glXdirectContextCreate(__GLXscreen *screen,
+ __GLXconfig *modes,
+ __GLXcontext *shareContext)
+{
+ __GLXcontext *context;
+
+ context = xcalloc (1, sizeof (__GLXcontext));
+ if (context == NULL)
+ return NULL;
+
+ context->destroy = __glXdirectContextDestroy;
+
+ return context;
+}
+
+/**
+ * Create a GL context with the given properties. This routine is used
+ * to implement \c glXCreateContext, \c glXCreateNewContext, and
+ * \c glXCreateContextWithConfigSGIX. This works becuase of the hack way
+ * that GLXFBConfigs are implemented. Basically, the FBConfigID is the
+ * same as the VisualID.
+ */
+
+static int
+DoCreateContext(__GLXclientState *cl, GLXContextID gcId,
+ GLXContextID shareList, __GLXconfig *config,
+ __GLXscreen *pGlxScreen, GLboolean isDirect)
+{
+ ClientPtr client = cl->client;
+ __GLXcontext *glxc, *shareglxc;
+ int err;
+
+ LEGAL_NEW_RESOURCE(gcId, client);
+
+ /*
+ ** Find the display list space that we want to share.
+ **
+ ** NOTE: In a multithreaded X server, we would need to keep a reference
+ ** count for each display list so that if one client detroyed a list that
+ ** another client was using, the list would not really be freed until it
+ ** was no longer in use. Since this sample implementation has no support
+ ** for multithreaded servers, we don't do this.
+ */
+ if (shareList == None) {
+ shareglxc = 0;
+ } else {
+ if (!validGlxContext(client, shareList, DixReadAccess,
+ &shareglxc, &err))
+ return err;
+
+ if (shareglxc->isDirect) {
+ /*
+ ** NOTE: no support for sharing display lists between direct
+ ** contexts, even if they are in the same address space.
+ */
+#if 0
+ /* Disabling this code seems to allow shared display lists
+ * and texture objects to work. We'll leave it disabled for now.
+ */
+ client->errorValue = shareList;
+ return BadMatch;
+#endif
+ } else {
+ /*
+ ** Create an indirect context regardless of what the client asked
+ ** for; this way we can share display list space with shareList.
+ */
+ isDirect = GL_FALSE;
+ }
+ }
+
+ /*
+ ** Allocate memory for the new context
+ */
+ if (!isDirect)
+ glxc = pGlxScreen->createContext(pGlxScreen, config, shareglxc);
+ else
+ glxc = __glXdirectContextCreate(pGlxScreen, config, shareglxc);
+ if (!glxc) {
+ return BadAlloc;
+ }
+
+ /*
+ ** Initially, setup the part of the context that could be used by
+ ** a GL core that needs windowing information (e.g., Mesa).
+ */
+ glxc->pGlxScreen = pGlxScreen;
+ glxc->config = config;
+
+ /*
+ ** Register this context as a resource.
+ */
+ if (!AddResource(gcId, __glXContextRes, (pointer)glxc)) {
+ (*glxc->destroy)(glxc);
+ client->errorValue = gcId;
+ return BadAlloc;
+ }
+
+ /*
+ ** Finally, now that everything is working, setup the rest of the
+ ** context.
+ */
+ glxc->id = gcId;
+ glxc->share_id = shareList;
+ glxc->idExists = GL_TRUE;
+ glxc->isCurrent = GL_FALSE;
+ glxc->isDirect = isDirect;
+ glxc->renderMode = GL_RENDER;
+
+ __glXAddToContextList(glxc);
+
+ return Success;
+}
+
+int __glXDisp_CreateContext(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreateContextReq *req = (xGLXCreateContextReq *) pc;
+ __GLXconfig *config;
+ __GLXscreen *pGlxScreen;
+ int err;
+
+ if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
+ return err;
+ if (!validGlxVisual(cl->client, pGlxScreen, req->visual, &config, &err))
+ return err;
+
+ return DoCreateContext(cl, req->context, req->shareList,
+ config, pGlxScreen, req->isDirect);
+}
+
+int __glXDisp_CreateNewContext(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreateNewContextReq *req = (xGLXCreateNewContextReq *) pc;
+ __GLXconfig *config;
+ __GLXscreen *pGlxScreen;
+ int err;
+
+ if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
+ return err;
+ if (!validGlxFBConfig(cl->client, pGlxScreen, req->fbconfig, &config, &err))
+ return err;
+
+ return DoCreateContext(cl, req->context, req->shareList,
+ config, pGlxScreen, req->isDirect);
+}
+
+int __glXDisp_CreateContextWithConfigSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreateContextWithConfigSGIXReq *req =
+ (xGLXCreateContextWithConfigSGIXReq *) pc;
+ __GLXconfig *config;
+ __GLXscreen *pGlxScreen;
+ int err;
+
+ if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
+ return err;
+ if (!validGlxFBConfig(cl->client, pGlxScreen, req->fbconfig, &config, &err))
+ return err;
+
+ return DoCreateContext(cl, req->context, req->shareList,
+ config, pGlxScreen, req->isDirect);
+}
+int __glXDisp_DestroyContext(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXDestroyContextReq *req = (xGLXDestroyContextReq *) pc;
+ __GLXcontext *glxc;
+ int err;
+
+ if (!validGlxContext(cl->client, req->context, DixDestroyAccess,
+ &glxc, &err))
+ return err;
+
+ FreeResourceByType(req->context, __glXContextRes, FALSE);
+ return Success;
+}
+
+/*****************************************************************************/
+
+/*
+** For each client, the server keeps a table of all the contexts that are
+** current for that client (each thread of a client may have its own current
+** context). These routines add, change, and lookup contexts in the table.
+*/
+
+/*
+** Add a current context, and return the tag that will be used to refer to it.
+*/
+static int AddCurrentContext(__GLXclientState *cl, __GLXcontext *glxc)
+{
+ int i;
+ int num = cl->numCurrentContexts;
+ __GLXcontext **table = cl->currentContexts;
+
+ if (!glxc) return -1;
+
+ /*
+ ** Try to find an empty slot and use it.
+ */
+ for (i=0; i < num; i++) {
+ if (!table[i]) {
+ table[i] = glxc;
+ return i+1;
+ }
+ }
+ /*
+ ** Didn't find a free slot, so we'll have to grow the table.
+ */
+ if (!num) {
+ table = (__GLXcontext **) xalloc(sizeof(__GLXcontext *));
+ } else {
+ table = (__GLXcontext **) xrealloc(table,
+ (num+1)*sizeof(__GLXcontext *));
+ }
+ table[num] = glxc;
+ cl->currentContexts = table;
+ cl->numCurrentContexts++;
+ return num+1;
+}
+
+/*
+** Given a tag, change the current context for the corresponding entry.
+*/
+static void ChangeCurrentContext(__GLXclientState *cl, __GLXcontext *glxc,
+ GLXContextTag tag)
+{
+ __GLXcontext **table = cl->currentContexts;
+ table[tag-1] = glxc;
+}
+
+/*
+** For this implementation we have chosen to simply use the index of the
+** context's entry in the table as the context tag. A tag must be greater
+** than 0.
+*/
+__GLXcontext *__glXLookupContextByTag(__GLXclientState *cl, GLXContextTag tag)
+{
+ int num = cl->numCurrentContexts;
+
+ if (tag < 1 || tag > num) {
+ return 0;
+ } else {
+ return cl->currentContexts[tag-1];
+ }
+}
+
+/*****************************************************************************/
+
+static void StopUsingContext(__GLXcontext *glxc)
+{
+ if (glxc) {
+ if (glxc == __glXLastContext) {
+ /* Tell server GL library */
+ __glXLastContext = 0;
+ }
+ glxc->isCurrent = GL_FALSE;
+ if (!glxc->idExists) {
+ __glXFreeContext(glxc);
+ }
+ }
+}
+
+static void StartUsingContext(__GLXclientState *cl, __GLXcontext *glxc)
+{
+ glxc->isCurrent = GL_TRUE;
+ __glXLastContext = glxc;
+}
+
+/**
+ * This is a helper function to handle the legacy (pre GLX 1.3) cases
+ * where passing an X window to glXMakeCurrent is valid. Given a
+ * resource ID, look up the GLX drawable if available, otherwise, make
+ * sure it's an X window and create a GLX drawable one the fly.
+ */
+static __GLXdrawable *
+__glXGetDrawable(__GLXcontext *glxc, GLXDrawable drawId, ClientPtr client,
+ int *error)
+{
+ DrawablePtr pDraw;
+ __GLXdrawable *pGlxDraw;
+ int rc;
+
+ if (validGlxDrawable(client, drawId, GLX_DRAWABLE_ANY,
+ DixWriteAccess, &pGlxDraw, &rc)) {
+ if (glxc != NULL && pGlxDraw->config != glxc->config) {
+ client->errorValue = drawId;
+ *error = BadMatch;
+ return NULL;
+ }
+
+ return pGlxDraw;
+ }
+
+ /* The drawId wasn't a GLX drawable. Make sure it's a window and
+ * create a GLXWindow for it. Check that the drawable screen
+ * matches the context screen and that the context fbconfig is
+ * compatible with the window visual. */
+
+ rc = dixLookupDrawable(&pDraw, drawId, client, 0, DixGetAttrAccess);
+ if (rc != Success || pDraw->type != DRAWABLE_WINDOW) {
+ client->errorValue = drawId;
+ *error = __glXError(GLXBadDrawable);
+ return NULL;
+ }
+
+ if (pDraw->pScreen != glxc->pGlxScreen->pScreen) {
+ client->errorValue = pDraw->pScreen->myNum;
+ *error = BadMatch;
+ return NULL;
+ }
+
+ if (!validGlxFBConfigForWindow(client, glxc->config, pDraw, error))
+ return NULL;
+
+ pGlxDraw = glxc->pGlxScreen->createDrawable(client, glxc->pGlxScreen,
+ pDraw, drawId,
+ GLX_DRAWABLE_WINDOW,
+ drawId, glxc->config);
+
+ /* since we are creating the drawablePrivate, drawId should be new */
+ if (!AddResource(drawId, __glXDrawableRes, pGlxDraw)) {
+ pGlxDraw->destroy (pGlxDraw);
+ *error = BadAlloc;
+ return NULL;
+ }
+
+ return pGlxDraw;
+}
+
+/*****************************************************************************/
+/*
+** Make an OpenGL context and drawable current.
+*/
+
+static int
+DoMakeCurrent(__GLXclientState *cl,
+ GLXDrawable drawId, GLXDrawable readId,
+ GLXContextID contextId, GLXContextTag tag)
+{
+ ClientPtr client = cl->client;
+ xGLXMakeCurrentReply reply;
+ __GLXcontext *glxc, *prevglxc;
+ __GLXdrawable *drawPriv = NULL;
+ __GLXdrawable *readPriv = NULL;
+ int error;
+ GLuint mask;
+
+ /*
+ ** If one is None and the other isn't, it's a bad match.
+ */
+
+ mask = (drawId == None) ? (1 << 0) : 0;
+ mask |= (readId == None) ? (1 << 1) : 0;
+ mask |= (contextId == None) ? (1 << 2) : 0;
+
+ if ( (mask != 0x00) && (mask != 0x07) ) {
+ return BadMatch;
+ }
+
+ /*
+ ** Lookup old context. If we have one, it must be in a usable state.
+ */
+ if (tag != 0) {
+ prevglxc = __glXLookupContextByTag(cl, tag);
+ if (!prevglxc) {
+ /*
+ ** Tag for previous context is invalid.
+ */
+ return __glXError(GLXBadContextTag);
+ }
+ if (prevglxc->renderMode != GL_RENDER) {
+ /* Oops. Not in render mode render. */
+ client->errorValue = prevglxc->id;
+ return __glXError(GLXBadContextState);
+ }
+ } else {
+ prevglxc = 0;
+ }
+
+ /*
+ ** Lookup new context. It must not be current for someone else.
+ */
+ if (contextId != None) {
+ int status;
+
+ if (!validGlxContext(client, contextId, DixUseAccess, &glxc, &error))
+ return error;
+ if ((glxc != prevglxc) && glxc->isCurrent) {
+ /* Context is current to somebody else */
+ return BadAccess;
+ }
+
+ assert( drawId != None );
+ assert( readId != None );
+
+ drawPriv = __glXGetDrawable(glxc, drawId, client, &status);
+ if (drawPriv == NULL)
+ return status;
+
+ readPriv = __glXGetDrawable(glxc, readId, client, &status);
+ if (readPriv == NULL)
+ return status;
+
+ } else {
+ /* Switching to no context. Ignore new drawable. */
+ glxc = 0;
+ drawPriv = 0;
+ readPriv = 0;
+ }
+
+
+ if (prevglxc) {
+ /*
+ ** Flush the previous context if needed.
+ */
+ if (__GLX_HAS_UNFLUSHED_CMDS(prevglxc)) {
+ if (__glXForceCurrent(cl, tag, (int *)&error)) {
+ CALL_Flush( GET_DISPATCH(), () );
+ __GLX_NOTE_FLUSHED_CMDS(prevglxc);
+ } else {
+ return error;
+ }
+ }
+
+ /*
+ ** Make the previous context not current.
+ */
+ if (!(*prevglxc->loseCurrent)(prevglxc)) {
+ return __glXError(GLXBadContext);
+ }
+ __glXFlushContextCache();
+ if (!prevglxc->isDirect) {
+ prevglxc->drawPriv = NULL;
+ prevglxc->readPriv = NULL;
+ }
+ }
+
+
+ if ((glxc != 0) && !glxc->isDirect) {
+
+ glxc->drawPriv = drawPriv;
+ glxc->readPriv = readPriv;
+
+ /* make the context current */
+ if (!(*glxc->makeCurrent)(glxc)) {
+ glxc->drawPriv = NULL;
+ glxc->readPriv = NULL;
+ return __glXError(GLXBadContext);
+ }
+
+ glxc->isCurrent = GL_TRUE;
+ }
+
+ if (prevglxc) {
+ ChangeCurrentContext(cl, glxc, tag);
+ StopUsingContext(prevglxc);
+ } else {
+ tag = AddCurrentContext(cl, glxc);
+ }
+
+ if (glxc) {
+ StartUsingContext(cl, glxc);
+ reply.contextTag = tag;
+ } else {
+ reply.contextTag = 0;
+ }
+
+ reply.length = 0;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+
+ if (client->swapped) {
+ __glXSwapMakeCurrentReply(client, &reply);
+ } else {
+ WriteToClient(client, sz_xGLXMakeCurrentReply, (char *)&reply);
+ }
+ return Success;
+}
+
+int __glXDisp_MakeCurrent(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXMakeCurrentReq *req = (xGLXMakeCurrentReq *) pc;
+
+ return DoMakeCurrent( cl, req->drawable, req->drawable,
+ req->context, req->oldContextTag );
+}
+
+int __glXDisp_MakeContextCurrent(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXMakeContextCurrentReq *req = (xGLXMakeContextCurrentReq *) pc;
+
+ return DoMakeCurrent( cl, req->drawable, req->readdrawable,
+ req->context, req->oldContextTag );
+}
+
+int __glXDisp_MakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXMakeCurrentReadSGIReq *req = (xGLXMakeCurrentReadSGIReq *) pc;
+
+ return DoMakeCurrent( cl, req->drawable, req->readable,
+ req->context, req->oldContextTag );
+}
+
+int __glXDisp_IsDirect(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXIsDirectReq *req = (xGLXIsDirectReq *) pc;
+ xGLXIsDirectReply reply;
+ __GLXcontext *glxc;
+ int err;
+
+ if (!validGlxContext(cl->client, req->context, DixReadAccess, &glxc, &err))
+ return err;
+
+ reply.isDirect = glxc->isDirect;
+ reply.length = 0;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+
+ if (client->swapped) {
+ __glXSwapIsDirectReply(client, &reply);
+ } else {
+ WriteToClient(client, sz_xGLXIsDirectReply, (char *)&reply);
+ }
+
+ return Success;
+}
+
+int __glXDisp_QueryVersion(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXQueryVersionReq *req = (xGLXQueryVersionReq *) pc;
+ xGLXQueryVersionReply reply;
+ GLuint major, minor;
+
+ major = req->majorVersion;
+ minor = req->minorVersion;
+ (void)major;
+ (void)minor;
+
+ /*
+ ** Server should take into consideration the version numbers sent by the
+ ** client if it wants to work with older clients; however, in this
+ ** implementation the server just returns its version number.
+ */
+ reply.majorVersion = glxMajorVersion;
+ reply.minorVersion = glxMinorVersion;
+ reply.length = 0;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+
+ if (client->swapped) {
+ __glXSwapQueryVersionReply(client, &reply);
+ } else {
+ WriteToClient(client, sz_xGLXQueryVersionReply, (char *)&reply);
+ }
+ return Success;
+}
+
+int __glXDisp_WaitGL(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXWaitGLReq *req = (xGLXWaitGLReq *)pc;
+ GLXContextTag tag = req->contextTag;
+ __GLXcontext *glxc = NULL;
+ int error;
+
+ if (tag) {
+ glxc = __glXLookupContextByTag(cl, tag);
+ if (!glxc)
+ return __glXError(GLXBadContextTag);
+
+ if (!__glXForceCurrent(cl, req->contextTag, &error))
+ return error;
+
+ CALL_Finish( GET_DISPATCH(), () );
+ }
+
+ if (glxc && glxc->drawPriv->waitGL)
+ (*glxc->drawPriv->waitGL)(glxc->drawPriv);
+
+ return Success;
+}
+
+int __glXDisp_WaitX(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXWaitXReq *req = (xGLXWaitXReq *)pc;
+ GLXContextTag tag = req->contextTag;
+ __GLXcontext *glxc = NULL;
+ int error;
+
+ if (tag) {
+ glxc = __glXLookupContextByTag(cl, tag);
+ if (!glxc)
+ return __glXError(GLXBadContextTag);
+
+ if (!__glXForceCurrent(cl, req->contextTag, &error))
+ return error;
+ }
+
+ if (glxc && glxc->drawPriv->waitX)
+ (*glxc->drawPriv->waitX)(glxc->drawPriv);
+
+ return Success;
+}
+
+int __glXDisp_CopyContext(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXCopyContextReq *req = (xGLXCopyContextReq *) pc;
+ GLXContextID source = req->source;
+ GLXContextID dest = req->dest;
+ GLXContextTag tag = req->contextTag;
+ unsigned long mask = req->mask;
+ __GLXcontext *src, *dst;
+ int error;
+
+ if (!validGlxContext(cl->client, source, DixReadAccess, &src, &error))
+ return error;
+ if (!validGlxContext(cl->client, dest, DixWriteAccess, &dst, &error))
+ return error;
+
+ /*
+ ** They must be in the same address space, and same screen.
+ ** NOTE: no support for direct rendering contexts here.
+ */
+ if (src->isDirect || dst->isDirect ||
+ (src->pGlxScreen != dst->pGlxScreen)) {
+ client->errorValue = source;
+ return BadMatch;
+ }
+
+ /*
+ ** The destination context must not be current for any client.
+ */
+ if (dst->isCurrent) {
+ client->errorValue = dest;
+ return BadAccess;
+ }
+
+ if (tag) {
+ __GLXcontext *tagcx = __glXLookupContextByTag(cl, tag);
+
+ if (!tagcx) {
+ return __glXError(GLXBadContextTag);
+ }
+ if (tagcx != src) {
+ /*
+ ** This would be caused by a faulty implementation of the client
+ ** library.
+ */
+ return BadMatch;
+ }
+ /*
+ ** In this case, glXCopyContext is in both GL and X streams, in terms
+ ** of sequentiality.
+ */
+ if (__glXForceCurrent(cl, tag, &error)) {
+ /*
+ ** Do whatever is needed to make sure that all preceding requests
+ ** in both streams are completed before the copy is executed.
+ */
+ CALL_Finish( GET_DISPATCH(), () );
+ __GLX_NOTE_FLUSHED_CMDS(tagcx);
+ } else {
+ return error;
+ }
+ }
+ /*
+ ** Issue copy. The only reason for failure is a bad mask.
+ */
+ if (!(*dst->copy)(dst, src, mask)) {
+ client->errorValue = mask;
+ return BadValue;
+ }
+ return Success;
+}
+
+enum {
+ GLX_VIS_CONFIG_UNPAIRED = 18,
+ GLX_VIS_CONFIG_PAIRED = 20
+};
+
+enum {
+ GLX_VIS_CONFIG_TOTAL = GLX_VIS_CONFIG_UNPAIRED + GLX_VIS_CONFIG_PAIRED
+};
+
+int __glXDisp_GetVisualConfigs(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXGetVisualConfigsReq *req = (xGLXGetVisualConfigsReq *) pc;
+ ClientPtr client = cl->client;
+ xGLXGetVisualConfigsReply reply;
+ __GLXscreen *pGlxScreen;
+ __GLXconfig *modes;
+ CARD32 buf[GLX_VIS_CONFIG_TOTAL];
+ int p, i, err;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
+ return err;
+
+ reply.numVisuals = pGlxScreen->numVisuals;
+ reply.numProps = GLX_VIS_CONFIG_TOTAL;
+ reply.length = (reply.numVisuals * __GLX_SIZE_CARD32 * GLX_VIS_CONFIG_TOTAL) >> 2;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+
+ if (client->swapped) {
+ __GLX_SWAP_SHORT(&reply.sequenceNumber);
+ __GLX_SWAP_INT(&reply.length);
+ __GLX_SWAP_INT(&reply.numVisuals);
+ __GLX_SWAP_INT(&reply.numProps);
+ }
+
+ WriteToClient(client, sz_xGLXGetVisualConfigsReply, (char *)&reply);
+
+ for (i = 0; i < pGlxScreen->numVisuals; i++) {
+ modes = pGlxScreen->visuals[i];
+
+ p = 0;
+ buf[p++] = modes->visualID;
+ buf[p++] = glxConvertToXVisualType( modes->visualType );
+ buf[p++] = (modes->renderType & GLX_RGBA_BIT) ? GL_TRUE : GL_FALSE;
+
+ buf[p++] = modes->redBits;
+ buf[p++] = modes->greenBits;
+ buf[p++] = modes->blueBits;
+ buf[p++] = modes->alphaBits;
+ buf[p++] = modes->accumRedBits;
+ buf[p++] = modes->accumGreenBits;
+ buf[p++] = modes->accumBlueBits;
+ buf[p++] = modes->accumAlphaBits;
+
+ buf[p++] = modes->doubleBufferMode;
+ buf[p++] = modes->stereoMode;
+
+ buf[p++] = modes->rgbBits;
+ buf[p++] = modes->depthBits;
+ buf[p++] = modes->stencilBits;
+ buf[p++] = modes->numAuxBuffers;
+ buf[p++] = modes->level;
+
+ assert(p == GLX_VIS_CONFIG_UNPAIRED);
+ /*
+ ** Add token/value pairs for extensions.
+ */
+ buf[p++] = GLX_VISUAL_CAVEAT_EXT;
+ buf[p++] = modes->visualRating;
+ buf[p++] = GLX_TRANSPARENT_TYPE;
+ buf[p++] = modes->transparentPixel;
+ buf[p++] = GLX_TRANSPARENT_RED_VALUE;
+ buf[p++] = modes->transparentRed;
+ buf[p++] = GLX_TRANSPARENT_GREEN_VALUE;
+ buf[p++] = modes->transparentGreen;
+ buf[p++] = GLX_TRANSPARENT_BLUE_VALUE;
+ buf[p++] = modes->transparentBlue;
+ buf[p++] = GLX_TRANSPARENT_ALPHA_VALUE;
+ buf[p++] = modes->transparentAlpha;
+ buf[p++] = GLX_TRANSPARENT_INDEX_VALUE;
+ buf[p++] = modes->transparentIndex;
+ buf[p++] = GLX_SAMPLES_SGIS;
+ buf[p++] = modes->samples;
+ buf[p++] = GLX_SAMPLE_BUFFERS_SGIS;
+ buf[p++] = modes->sampleBuffers;
+ buf[p++] = 0; /* copy over visualSelectGroup (GLX_VISUAL_SELECT_GROUP_SGIX)? */
+ buf[p++] = 0;
+
+ assert(p == GLX_VIS_CONFIG_TOTAL);
+ if (client->swapped) {
+ __GLX_SWAP_INT_ARRAY(buf, p);
+ }
+ WriteToClient(client, __GLX_SIZE_CARD32 * p, (char *)buf);
+ }
+ return Success;
+}
+
+#define __GLX_TOTAL_FBCONFIG_ATTRIBS (36)
+#define __GLX_FBCONFIG_ATTRIBS_LENGTH (__GLX_TOTAL_FBCONFIG_ATTRIBS * 2)
+/**
+ * Send the set of GLXFBConfigs to the client. There is not currently
+ * and interface into the driver on the server-side to get GLXFBConfigs,
+ * so we "invent" some based on the \c __GLXvisualConfig structures that
+ * the driver does supply.
+ *
+ * The reply format for both \c glXGetFBConfigs and \c glXGetFBConfigsSGIX
+ * is the same, so this routine pulls double duty.
+ */
+
+static int
+DoGetFBConfigs(__GLXclientState *cl, unsigned screen)
+{
+ ClientPtr client = cl->client;
+ xGLXGetFBConfigsReply reply;
+ __GLXscreen *pGlxScreen;
+ CARD32 buf[__GLX_FBCONFIG_ATTRIBS_LENGTH];
+ int p, err;
+ __GLXconfig *modes;
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+ if (!validGlxScreen(cl->client, screen, &pGlxScreen, &err))
+ return err;
+
+ reply.numFBConfigs = pGlxScreen->numFBConfigs;
+ reply.numAttribs = __GLX_TOTAL_FBCONFIG_ATTRIBS;
+ reply.length = (__GLX_FBCONFIG_ATTRIBS_LENGTH * reply.numFBConfigs);
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+
+ if (client->swapped) {
+ __GLX_SWAP_SHORT(&reply.sequenceNumber);
+ __GLX_SWAP_INT(&reply.length);
+ __GLX_SWAP_INT(&reply.numFBConfigs);
+ __GLX_SWAP_INT(&reply.numAttribs);
+ }
+
+ WriteToClient(client, sz_xGLXGetFBConfigsReply, (char *)&reply);
+
+ for (modes = pGlxScreen->fbconfigs; modes != NULL; modes = modes->next) {
+ p = 0;
+
+#define WRITE_PAIR(tag,value) \
+ do { buf[p++] = tag ; buf[p++] = value ; } while( 0 )
+
+ WRITE_PAIR( GLX_VISUAL_ID, modes->visualID );
+ WRITE_PAIR( GLX_FBCONFIG_ID, modes->fbconfigID );
+ WRITE_PAIR( GLX_X_RENDERABLE, GL_TRUE );
+
+ WRITE_PAIR( GLX_RGBA,
+ (modes->renderType & GLX_RGBA_BIT) ? GL_TRUE : GL_FALSE );
+ WRITE_PAIR( GLX_RENDER_TYPE, modes->renderType );
+ WRITE_PAIR( GLX_DOUBLEBUFFER, modes->doubleBufferMode );
+ WRITE_PAIR( GLX_STEREO, modes->stereoMode );
+
+ WRITE_PAIR( GLX_BUFFER_SIZE, modes->rgbBits );
+ WRITE_PAIR( GLX_LEVEL, modes->level );
+ WRITE_PAIR( GLX_AUX_BUFFERS, modes->numAuxBuffers );
+ WRITE_PAIR( GLX_RED_SIZE, modes->redBits );
+ WRITE_PAIR( GLX_GREEN_SIZE, modes->greenBits );
+ WRITE_PAIR( GLX_BLUE_SIZE, modes->blueBits );
+ WRITE_PAIR( GLX_ALPHA_SIZE, modes->alphaBits );
+ WRITE_PAIR( GLX_ACCUM_RED_SIZE, modes->accumRedBits );
+ WRITE_PAIR( GLX_ACCUM_GREEN_SIZE, modes->accumGreenBits );
+ WRITE_PAIR( GLX_ACCUM_BLUE_SIZE, modes->accumBlueBits );
+ WRITE_PAIR( GLX_ACCUM_ALPHA_SIZE, modes->accumAlphaBits );
+ WRITE_PAIR( GLX_DEPTH_SIZE, modes->depthBits );
+ WRITE_PAIR( GLX_STENCIL_SIZE, modes->stencilBits );
+ WRITE_PAIR( GLX_X_VISUAL_TYPE, modes->visualType );
+ WRITE_PAIR( GLX_CONFIG_CAVEAT, modes->visualRating );
+ WRITE_PAIR( GLX_TRANSPARENT_TYPE, modes->transparentPixel );
+ WRITE_PAIR( GLX_TRANSPARENT_RED_VALUE, modes->transparentRed );
+ WRITE_PAIR( GLX_TRANSPARENT_GREEN_VALUE, modes->transparentGreen );
+ WRITE_PAIR( GLX_TRANSPARENT_BLUE_VALUE, modes->transparentBlue );
+ WRITE_PAIR( GLX_TRANSPARENT_ALPHA_VALUE, modes->transparentAlpha );
+ WRITE_PAIR( GLX_TRANSPARENT_INDEX_VALUE, modes->transparentIndex );
+ WRITE_PAIR( GLX_SWAP_METHOD_OML, modes->swapMethod );
+ WRITE_PAIR( GLX_SAMPLES_SGIS, modes->samples );
+ WRITE_PAIR( GLX_SAMPLE_BUFFERS_SGIS, modes->sampleBuffers );
+ /* GLX_VISUAL_SELECT_GROUP_SGIX ? */
+ WRITE_PAIR( GLX_DRAWABLE_TYPE, modes->drawableType );
+ WRITE_PAIR( GLX_BIND_TO_TEXTURE_RGB_EXT, modes->bindToTextureRgb );
+ WRITE_PAIR( GLX_BIND_TO_TEXTURE_RGBA_EXT, modes->bindToTextureRgba );
+ WRITE_PAIR( GLX_BIND_TO_MIPMAP_TEXTURE_EXT, modes->bindToMipmapTexture );
+ WRITE_PAIR( GLX_BIND_TO_TEXTURE_TARGETS_EXT, modes->bindToTextureTargets );
+
+ if (client->swapped) {
+ __GLX_SWAP_INT_ARRAY(buf, __GLX_FBCONFIG_ATTRIBS_LENGTH);
+ }
+ WriteToClient(client, __GLX_SIZE_CARD32 * __GLX_FBCONFIG_ATTRIBS_LENGTH,
+ (char *)buf);
+ }
+ return Success;
+}
+
+
+int __glXDisp_GetFBConfigs(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXGetFBConfigsReq *req = (xGLXGetFBConfigsReq *) pc;
+ return DoGetFBConfigs(cl, req->screen);
+}
+
+int __glXDisp_GetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXGetFBConfigsSGIXReq *req = (xGLXGetFBConfigsSGIXReq *) pc;
+ return DoGetFBConfigs(cl, req->screen);
+}
+
+GLboolean
+__glXDrawableInit(__GLXdrawable *drawable,
+ __GLXscreen *screen, DrawablePtr pDraw, int type,
+ XID drawId, __GLXconfig *config)
+{
+ drawable->pDraw = pDraw;
+ drawable->type = type;
+ drawable->drawId = drawId;
+ drawable->config = config;
+ drawable->eventMask = 0;
+
+ return GL_TRUE;
+}
+
+void
+__glXDrawableRelease(__GLXdrawable *drawable)
+{
+}
+
+static int
+DoCreateGLXDrawable(ClientPtr client, __GLXscreen *pGlxScreen,
+ __GLXconfig *config, DrawablePtr pDraw, XID drawableId,
+ XID glxDrawableId, int type)
+{
+ __GLXdrawable *pGlxDraw;
+
+ if (pGlxScreen->pScreen != pDraw->pScreen)
+ return BadMatch;
+
+ pGlxDraw = pGlxScreen->createDrawable(client, pGlxScreen, pDraw,
+ drawableId, type,
+ glxDrawableId, config);
+ if (pGlxDraw == NULL)
+ return BadAlloc;
+
+ if (!AddResource(glxDrawableId, __glXDrawableRes, pGlxDraw)) {
+ pGlxDraw->destroy (pGlxDraw);
+ return BadAlloc;
+ }
+
+ /* Add the glx drawable under the XID of the underlying X drawable
+ * too. That way we'll get a callback in DrawableGone and can
+ * clean up properly when the drawable is destroyed. */
+ if (drawableId != glxDrawableId &&
+ !AddResource(pDraw->id, __glXDrawableRes, pGlxDraw)) {
+ pGlxDraw->destroy (pGlxDraw);
+ return BadAlloc;
+ }
+
+ return Success;
+}
+
+static int
+DoCreateGLXPixmap(ClientPtr client, __GLXscreen *pGlxScreen, __GLXconfig *config,
+ XID drawableId, XID glxDrawableId)
+{
+ DrawablePtr pDraw;
+ int err;
+
+ LEGAL_NEW_RESOURCE(glxDrawableId, client);
+
+ err = dixLookupDrawable(&pDraw, drawableId, client, 0, DixAddAccess);
+ if (err != Success) {
+ client->errorValue = drawableId;
+ return err;
+ }
+ if (pDraw->type != DRAWABLE_PIXMAP) {
+ client->errorValue = drawableId;
+ return BadPixmap;
+ }
+
+ err = DoCreateGLXDrawable(client, pGlxScreen, config, pDraw, drawableId,
+ glxDrawableId, GLX_DRAWABLE_PIXMAP);
+
+ return err;
+}
+
+static void
+determineTextureTarget(ClientPtr client, XID glxDrawableID,
+ CARD32 *attribs, CARD32 numAttribs)
+{
+ GLenum target = 0;
+ GLenum format = 0;
+ int i, err;
+ __GLXdrawable *pGlxDraw;
+
+ if (!validGlxDrawable(client, glxDrawableID, GLX_DRAWABLE_PIXMAP,
+ DixWriteAccess, &pGlxDraw, &err))
+ /* We just added it in CreatePixmap, so we should never get here. */
+ return;
+
+ for (i = 0; i < numAttribs; i++) {
+ if (attribs[2 * i] == GLX_TEXTURE_TARGET_EXT) {
+ switch (attribs[2 * i + 1]) {
+ case GLX_TEXTURE_2D_EXT:
+ target = GL_TEXTURE_2D;
+ break;
+ case GLX_TEXTURE_RECTANGLE_EXT:
+ target = GL_TEXTURE_RECTANGLE_ARB;
+ break;
+ }
+ }
+
+ if (attribs[2 * i] == GLX_TEXTURE_FORMAT_EXT)
+ format = attribs[2 * i + 1];
+ }
+
+ if (!target) {
+ int w = pGlxDraw->pDraw->width, h = pGlxDraw->pDraw->height;
+
+ if (h & (h - 1) || w & (w - 1))
+ target = GL_TEXTURE_RECTANGLE_ARB;
+ else
+ target = GL_TEXTURE_2D;
+ }
+
+ pGlxDraw->target = target;
+ pGlxDraw->format = format;
+}
+
+int __glXDisp_CreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreateGLXPixmapReq *req = (xGLXCreateGLXPixmapReq *) pc;
+ __GLXconfig *config;
+ __GLXscreen *pGlxScreen;
+ int err;
+
+ if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
+ return err;
+ if (!validGlxVisual(cl->client, pGlxScreen, req->visual, &config, &err))
+ return err;
+
+ return DoCreateGLXPixmap(cl->client, pGlxScreen, config,
+ req->pixmap, req->glxpixmap);
+}
+
+int __glXDisp_CreatePixmap(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreatePixmapReq *req = (xGLXCreatePixmapReq *) pc;
+ __GLXconfig *config;
+ __GLXscreen *pGlxScreen;
+ int err;
+
+ if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
+ return err;
+ if (!validGlxFBConfig(cl->client, pGlxScreen, req->fbconfig, &config, &err))
+ return err;
+
+ err = DoCreateGLXPixmap(cl->client, pGlxScreen, config,
+ req->pixmap, req->glxpixmap);
+ if (err != Success)
+ return err;
+
+ determineTextureTarget(cl->client, req->glxpixmap,
+ (CARD32*) (req + 1), req->numAttribs);
+
+ return Success;
+}
+
+int __glXDisp_CreateGLXPixmapWithConfigSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreateGLXPixmapWithConfigSGIXReq *req =
+ (xGLXCreateGLXPixmapWithConfigSGIXReq *) pc;
+ __GLXconfig *config;
+ __GLXscreen *pGlxScreen;
+ int err;
+
+ if (!validGlxScreen(cl->client, req->screen, &pGlxScreen, &err))
+ return err;
+ if (!validGlxFBConfig(cl->client, pGlxScreen, req->fbconfig, &config, &err))
+ return err;
+
+ return DoCreateGLXPixmap(cl->client, pGlxScreen,
+ config, req->pixmap, req->glxpixmap);
+}
+
+
+static int DoDestroyDrawable(__GLXclientState *cl, XID glxdrawable, int type)
+{
+ __GLXdrawable *pGlxDraw;
+ int err;
+
+ if (!validGlxDrawable(cl->client, glxdrawable, type,
+ DixDestroyAccess, &pGlxDraw, &err))
+ return err;
+
+ FreeResource(glxdrawable, FALSE);
+
+ return Success;
+}
+
+int __glXDisp_DestroyGLXPixmap(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXDestroyGLXPixmapReq *req = (xGLXDestroyGLXPixmapReq *) pc;
+
+ return DoDestroyDrawable(cl, req->glxpixmap, GLX_DRAWABLE_PIXMAP);
+}
+
+int __glXDisp_DestroyPixmap(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXDestroyPixmapReq *req = (xGLXDestroyPixmapReq *) pc;
+
+ return DoDestroyDrawable(cl, req->glxpixmap, GLX_DRAWABLE_PIXMAP);
+}
+
+static int
+DoCreatePbuffer(ClientPtr client, int screenNum, XID fbconfigId,
+ int width, int height, XID glxDrawableId)
+{
+ __GLXconfig *config;
+ __GLXscreen *pGlxScreen;
+ PixmapPtr pPixmap;
+ int err;
+
+ LEGAL_NEW_RESOURCE(glxDrawableId, client);
+
+ if (!validGlxScreen(client, screenNum, &pGlxScreen, &err))
+ return err;
+ if (!validGlxFBConfig(client, pGlxScreen, fbconfigId, &config, &err))
+ return err;
+
+ __glXenterServer(GL_FALSE);
+ pPixmap = (*pGlxScreen->pScreen->CreatePixmap) (pGlxScreen->pScreen,
+ width, height, config->rgbBits, 0);
+ __glXleaveServer(GL_FALSE);
+
+ /* Assign the pixmap the same id as the pbuffer and add it as a
+ * resource so it and the DRI2 drawable will be reclaimed when the
+ * pbuffer is destroyed. */
+ pPixmap->drawable.id = glxDrawableId;
+ if (!AddResource(pPixmap->drawable.id, RT_PIXMAP, pPixmap))
+ return BadAlloc;
+
+ return DoCreateGLXDrawable(client, pGlxScreen, config, &pPixmap->drawable,
+ glxDrawableId, glxDrawableId,
+ GLX_DRAWABLE_PBUFFER);
+}
+
+int __glXDisp_CreatePbuffer(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreatePbufferReq *req = (xGLXCreatePbufferReq *) pc;
+ CARD32 *attrs;
+ int width, height, i;
+
+ attrs = (CARD32 *) (req + 1);
+ width = 0;
+ height = 0;
+
+ for (i = 0; i < req->numAttribs; i++) {
+ switch (attrs[i * 2]) {
+ case GLX_PBUFFER_WIDTH:
+ width = attrs[i * 2 + 1];
+ break;
+ case GLX_PBUFFER_HEIGHT:
+ height = attrs[i * 2 + 1];
+ break;
+ case GLX_LARGEST_PBUFFER:
+ case GLX_PRESERVED_CONTENTS:
+ /* FIXME: huh... */
+ break;
+ }
+ }
+
+ return DoCreatePbuffer(cl->client, req->screen, req->fbconfig,
+ width, height, req->pbuffer);
+}
+
+int __glXDisp_CreateGLXPbufferSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreateGLXPbufferSGIXReq *req = (xGLXCreateGLXPbufferSGIXReq *) pc;
+
+ return DoCreatePbuffer(cl->client, req->screen, req->fbconfig,
+ req->width, req->height, req->pbuffer);
+}
+
+int __glXDisp_DestroyPbuffer(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXDestroyPbufferReq *req = (xGLXDestroyPbufferReq *) pc;
+
+ return DoDestroyDrawable(cl, req->pbuffer, GLX_DRAWABLE_PBUFFER);
+}
+
+int __glXDisp_DestroyGLXPbufferSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXDestroyGLXPbufferSGIXReq *req = (xGLXDestroyGLXPbufferSGIXReq *) pc;
+
+ return DoDestroyDrawable(cl, req->pbuffer, GLX_DRAWABLE_PBUFFER);
+}
+
+static int
+DoChangeDrawableAttributes(ClientPtr client, XID glxdrawable,
+ int numAttribs, CARD32 *attribs)
+{
+ __GLXdrawable *pGlxDraw;
+ int i, err;
+
+ if (!validGlxDrawable(client, glxdrawable, GLX_DRAWABLE_ANY,
+ DixSetAttrAccess, &pGlxDraw, &err))
+ return err;
+
+ for (i = 0; i < numAttribs; i++) {
+ switch(attribs[i * 2]) {
+ case GLX_EVENT_MASK:
+ /* All we do is to record the event mask so we can send it
+ * back when queried. We never actually clobber the
+ * pbuffers, so we never need to send out the event. */
+ pGlxDraw->eventMask = attribs[i * 2 + 1];
+ break;
+ }
+ }
+
+ return Success;
+}
+
+int __glXDisp_ChangeDrawableAttributes(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXChangeDrawableAttributesReq *req =
+ (xGLXChangeDrawableAttributesReq *) pc;
+
+ return DoChangeDrawableAttributes(cl->client, req->drawable,
+ req->numAttribs, (CARD32 *) (req + 1));
+}
+
+int __glXDisp_ChangeDrawableAttributesSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXChangeDrawableAttributesSGIXReq *req =
+ (xGLXChangeDrawableAttributesSGIXReq *)pc;
+
+ return DoChangeDrawableAttributes(cl->client, req->drawable,
+ req->numAttribs, (CARD32 *) (req + 1));
+}
+
+int __glXDisp_CreateWindow(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXCreateWindowReq *req = (xGLXCreateWindowReq *) pc;
+ __GLXconfig *config;
+ __GLXscreen *pGlxScreen;
+ ClientPtr client = cl->client;
+ DrawablePtr pDraw;
+ int err;
+
+ LEGAL_NEW_RESOURCE(req->glxwindow, client);
+
+ if (!validGlxScreen(client, req->screen, &pGlxScreen, &err))
+ return err;
+ if (!validGlxFBConfig(client, pGlxScreen, req->fbconfig, &config, &err))
+ return err;
+
+ err = dixLookupDrawable(&pDraw, req->window, client, 0, DixAddAccess);
+ if (err != Success || pDraw->type != DRAWABLE_WINDOW) {
+ client->errorValue = req->window;
+ return BadWindow;
+ }
+
+ if (!validGlxFBConfigForWindow(client, config, pDraw, &err))
+ return err;
+
+ return DoCreateGLXDrawable(client, pGlxScreen, config,
+ pDraw, req->window,
+ req->glxwindow, GLX_DRAWABLE_WINDOW);
+}
+
+int __glXDisp_DestroyWindow(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXDestroyWindowReq *req = (xGLXDestroyWindowReq *) pc;
+
+ return DoDestroyDrawable(cl, req->glxwindow, GLX_DRAWABLE_WINDOW);
+}
+
+
+/*****************************************************************************/
+
+/*
+** NOTE: There is no portable implementation for swap buffers as of
+** this time that is of value. Consequently, this code must be
+** implemented by somebody other than SGI.
+*/
+int __glXDisp_SwapBuffers(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXSwapBuffersReq *req = (xGLXSwapBuffersReq *) pc;
+ GLXContextTag tag = req->contextTag;
+ XID drawId = req->drawable;
+ __GLXcontext *glxc = NULL;
+ __GLXdrawable *pGlxDraw;
+ int error;
+
+ if (tag) {
+ glxc = __glXLookupContextByTag(cl, tag);
+ if (!glxc) {
+ return __glXError(GLXBadContextTag);
+ }
+ /*
+ ** The calling thread is swapping its current drawable. In this case,
+ ** glxSwapBuffers is in both GL and X streams, in terms of
+ ** sequentiality.
+ */
+ if (__glXForceCurrent(cl, tag, &error)) {
+ /*
+ ** Do whatever is needed to make sure that all preceding requests
+ ** in both streams are completed before the swap is executed.
+ */
+ CALL_Finish( GET_DISPATCH(), () );
+ __GLX_NOTE_FLUSHED_CMDS(glxc);
+ } else {
+ return error;
+ }
+ }
+
+ pGlxDraw = __glXGetDrawable(glxc, drawId, client, &error);
+ if (pGlxDraw == NULL)
+ return error;
+
+ if (pGlxDraw->type == DRAWABLE_WINDOW &&
+ (*pGlxDraw->swapBuffers)(cl->client, pGlxDraw) == GL_FALSE)
+ return __glXError(GLXBadDrawable);
+
+ return Success;
+}
+
+
+static int
+DoQueryContext(__GLXclientState *cl, GLXContextID gcId)
+{
+ ClientPtr client = cl->client;
+ __GLXcontext *ctx;
+ xGLXQueryContextInfoEXTReply reply;
+ int nProps;
+ int *sendBuf, *pSendBuf;
+ int nReplyBytes;
+ int err;
+
+ if (!validGlxContext(cl->client, gcId, DixReadAccess, &ctx, &err))
+ return err;
+
+ nProps = 3;
+ reply.length = nProps << 1;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.n = nProps;
+
+ nReplyBytes = reply.length << 2;
+ sendBuf = (int *)xalloc((size_t)nReplyBytes);
+ if (sendBuf == NULL) {
+ return __glXError(GLXBadContext); /* XXX: Is this correct? */
+ }
+ pSendBuf = sendBuf;
+ *pSendBuf++ = GLX_SHARE_CONTEXT_EXT;
+ *pSendBuf++ = (int)(ctx->share_id);
+ *pSendBuf++ = GLX_VISUAL_ID_EXT;
+ *pSendBuf++ = (int)(ctx->config->visualID);
+ *pSendBuf++ = GLX_SCREEN_EXT;
+ *pSendBuf++ = (int)(ctx->pGlxScreen->pScreen->myNum);
+
+ if (client->swapped) {
+ __glXSwapQueryContextInfoEXTReply(client, &reply, sendBuf);
+ } else {
+ WriteToClient(client, sz_xGLXQueryContextInfoEXTReply, (char *)&reply);
+ WriteToClient(client, nReplyBytes, (char *)sendBuf);
+ }
+ xfree((char *)sendBuf);
+
+ return Success;
+}
+
+int __glXDisp_QueryContextInfoEXT(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXQueryContextInfoEXTReq *req = (xGLXQueryContextInfoEXTReq *) pc;
+
+ return DoQueryContext(cl, req->context);
+}
+
+int __glXDisp_QueryContext(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXQueryContextReq *req = (xGLXQueryContextReq *) pc;
+
+ return DoQueryContext(cl, req->context);
+}
+
+int __glXDisp_BindTexImageEXT(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc;
+ ClientPtr client = cl->client;
+ __GLXcontext *context;
+ __GLXdrawable *pGlxDraw;
+ GLXDrawable drawId;
+ int buffer;
+ int error;
+
+ pc += __GLX_VENDPRIV_HDR_SIZE;
+
+ drawId = *((CARD32 *) (pc));
+ buffer = *((INT32 *) (pc + 4));
+
+ if (buffer != GLX_FRONT_LEFT_EXT)
+ return __glXError(GLXBadPixmap);
+
+ context = __glXForceCurrent (cl, req->contextTag, &error);
+ if (!context)
+ return error;
+
+ if (!validGlxDrawable(client, drawId, GLX_DRAWABLE_PIXMAP,
+ DixReadAccess, &pGlxDraw, &error))
+ return error;
+
+ if (!context->textureFromPixmap)
+ return __glXError(GLXUnsupportedPrivateRequest);
+
+ return context->textureFromPixmap->bindTexImage(context,
+ buffer,
+ pGlxDraw);
+}
+
+int __glXDisp_ReleaseTexImageEXT(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc;
+ ClientPtr client = cl->client;
+ __GLXdrawable *pGlxDraw;
+ __GLXcontext *context;
+ GLXDrawable drawId;
+ int buffer;
+ int error;
+
+ pc += __GLX_VENDPRIV_HDR_SIZE;
+
+ drawId = *((CARD32 *) (pc));
+ buffer = *((INT32 *) (pc + 4));
+
+ context = __glXForceCurrent (cl, req->contextTag, &error);
+ if (!context)
+ return error;
+
+ if (!validGlxDrawable(client, drawId, GLX_DRAWABLE_PIXMAP,
+ DixReadAccess, &pGlxDraw, &error))
+ return error;
+
+ if (!context->textureFromPixmap)
+ return __glXError(GLXUnsupportedPrivateRequest);
+
+ return context->textureFromPixmap->releaseTexImage(context,
+ buffer,
+ pGlxDraw);
+}
+
+int __glXDisp_CopySubBufferMESA(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc;
+ GLXContextTag tag = req->contextTag;
+ __GLXcontext *glxc = NULL;
+ __GLXdrawable *pGlxDraw;
+ ClientPtr client = cl->client;
+ GLXDrawable drawId;
+ int error;
+ int x, y, width, height;
+
+ (void) client;
+ (void) req;
+
+ pc += __GLX_VENDPRIV_HDR_SIZE;
+
+ drawId = *((CARD32 *) (pc));
+ x = *((INT32 *) (pc + 4));
+ y = *((INT32 *) (pc + 8));
+ width = *((INT32 *) (pc + 12));
+ height = *((INT32 *) (pc + 16));
+
+ if (tag) {
+ glxc = __glXLookupContextByTag(cl, tag);
+ if (!glxc) {
+ return __glXError(GLXBadContextTag);
+ }
+ /*
+ ** The calling thread is swapping its current drawable. In this case,
+ ** glxSwapBuffers is in both GL and X streams, in terms of
+ ** sequentiality.
+ */
+ if (__glXForceCurrent(cl, tag, &error)) {
+ /*
+ ** Do whatever is needed to make sure that all preceding requests
+ ** in both streams are completed before the swap is executed.
+ */
+ CALL_Finish( GET_DISPATCH(), () );
+ __GLX_NOTE_FLUSHED_CMDS(glxc);
+ } else {
+ return error;
+ }
+ }
+
+ pGlxDraw = __glXGetDrawable(glxc, drawId, client, &error);
+ if (!pGlxDraw)
+ return error;
+
+ if (pGlxDraw == NULL ||
+ pGlxDraw->type != GLX_DRAWABLE_WINDOW ||
+ pGlxDraw->copySubBuffer == NULL)
+ return __glXError(GLXBadDrawable);
+
+ (*pGlxDraw->copySubBuffer)(pGlxDraw, x, y, width, height);
+
+ return Success;
+}
+
+/*
+** Get drawable attributes
+*/
+static int
+DoGetDrawableAttributes(__GLXclientState *cl, XID drawId)
+{
+ ClientPtr client = cl->client;
+ xGLXGetDrawableAttributesReply reply;
+ __GLXdrawable *pGlxDraw;
+ CARD32 attributes[6];
+ int numAttribs, error;
+
+ if (!validGlxDrawable(client, drawId, GLX_DRAWABLE_ANY,
+ DixGetAttrAccess, &pGlxDraw, &error))
+ return error;
+
+ numAttribs = 3;
+ reply.length = numAttribs << 1;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.numAttribs = numAttribs;
+
+ attributes[0] = GLX_TEXTURE_TARGET_EXT;
+ attributes[1] = pGlxDraw->target == GL_TEXTURE_2D ? GLX_TEXTURE_2D_EXT :
+ GLX_TEXTURE_RECTANGLE_EXT;
+ attributes[2] = GLX_Y_INVERTED_EXT;
+ attributes[3] = GL_FALSE;
+ attributes[4] = GLX_EVENT_MASK;
+ attributes[5] = pGlxDraw->eventMask;
+
+ if (client->swapped) {
+ __glXSwapGetDrawableAttributesReply(client, &reply, attributes);
+ } else {
+ WriteToClient(client, sz_xGLXGetDrawableAttributesReply,
+ (char *)&reply);
+ WriteToClient(client, reply.length * sizeof (CARD32),
+ (char *)attributes);
+ }
+
+ return Success;
+}
+
+int __glXDisp_GetDrawableAttributes(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXGetDrawableAttributesReq *req = (xGLXGetDrawableAttributesReq *)pc;
+
+ return DoGetDrawableAttributes(cl, req->drawable);
+}
+
+int __glXDisp_GetDrawableAttributesSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXGetDrawableAttributesSGIXReq *req =
+ (xGLXGetDrawableAttributesSGIXReq *)pc;
+
+ return DoGetDrawableAttributes(cl, req->drawable);
+}
+
+/************************************************************************/
+
+/*
+** Render and Renderlarge are not in the GLX API. They are used by the GLX
+** client library to send batches of GL rendering commands.
+*/
+
+/*
+** Execute all the drawing commands in a request.
+*/
+int __glXDisp_Render(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXRenderReq *req;
+ ClientPtr client= cl->client;
+ int left, cmdlen, error;
+ int commandsDone;
+ CARD16 opcode;
+ __GLXrenderHeader *hdr;
+ __GLXcontext *glxc;
+ __GLX_DECLARE_SWAP_VARIABLES;
+
+ req = (xGLXRenderReq *) pc;
+ if (client->swapped) {
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->contextTag);
+ }
+
+ glxc = __glXForceCurrent(cl, req->contextTag, &error);
+ if (!glxc) {
+ return error;
+ }
+
+ commandsDone = 0;
+ pc += sz_xGLXRenderReq;
+ left = (req->length << 2) - sz_xGLXRenderReq;
+ while (left > 0) {
+ __GLXrenderSizeData entry;
+ int extra;
+ __GLXdispatchRenderProcPtr proc;
+ int err;
+
+ /*
+ ** Verify that the header length and the overall length agree.
+ ** Also, each command must be word aligned.
+ */
+ hdr = (__GLXrenderHeader *) pc;
+ if (client->swapped) {
+ __GLX_SWAP_SHORT(&hdr->length);
+ __GLX_SWAP_SHORT(&hdr->opcode);
+ }
+ cmdlen = hdr->length;
+ opcode = hdr->opcode;
+
+ /*
+ ** Check for core opcodes and grab entry data.
+ */
+ err = __glXGetProtocolSizeData(& Render_dispatch_info, opcode, & entry);
+ proc = (__GLXdispatchRenderProcPtr)
+ __glXGetProtocolDecodeFunction(& Render_dispatch_info,
+ opcode, client->swapped);
+
+ if ((err < 0) || (proc == NULL)) {
+ client->errorValue = commandsDone;
+ return __glXError(GLXBadRenderRequest);
+ }
+
+ if (entry.varsize) {
+ /* variable size command */
+ extra = (*entry.varsize)(pc + __GLX_RENDER_HDR_SIZE,
+ client->swapped);
+ if (extra < 0) {
+ extra = 0;
+ }
+ if (cmdlen != __GLX_PAD(entry.bytes + extra)) {
+ return BadLength;
+ }
+ } else {
+ /* constant size command */
+ if (cmdlen != __GLX_PAD(entry.bytes)) {
+ return BadLength;
+ }
+ }
+ if (left < cmdlen) {
+ return BadLength;
+ }
+
+ /*
+ ** Skip over the header and execute the command. We allow the
+ ** caller to trash the command memory. This is useful especially
+ ** for things that require double alignment - they can just shift
+ ** the data towards lower memory (trashing the header) by 4 bytes
+ ** and achieve the required alignment.
+ */
+ (*proc)(pc + __GLX_RENDER_HDR_SIZE);
+ pc += cmdlen;
+ left -= cmdlen;
+ commandsDone++;
+ }
+ __GLX_NOTE_UNFLUSHED_CMDS(glxc);
+ return Success;
+}
+
+
+/*
+** Execute a large rendering request (one that spans multiple X requests).
+*/
+int __glXDisp_RenderLarge(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXRenderLargeReq *req;
+ ClientPtr client= cl->client;
+ size_t dataBytes;
+ __GLXrenderLargeHeader *hdr;
+ __GLXcontext *glxc;
+ int error;
+ CARD16 opcode;
+ __GLX_DECLARE_SWAP_VARIABLES;
+
+ req = (xGLXRenderLargeReq *) pc;
+ if (client->swapped) {
+ __GLX_SWAP_SHORT(&req->length);
+ __GLX_SWAP_INT(&req->contextTag);
+ __GLX_SWAP_INT(&req->dataBytes);
+ __GLX_SWAP_SHORT(&req->requestNumber);
+ __GLX_SWAP_SHORT(&req->requestTotal);
+ }
+
+ glxc = __glXForceCurrent(cl, req->contextTag, &error);
+ if (!glxc) {
+ /* Reset in case this isn't 1st request. */
+ __glXResetLargeCommandStatus(cl);
+ return error;
+ }
+ dataBytes = req->dataBytes;
+
+ /*
+ ** Check the request length.
+ */
+ if ((req->length << 2) != __GLX_PAD(dataBytes) + sz_xGLXRenderLargeReq) {
+ client->errorValue = req->length;
+ /* Reset in case this isn't 1st request. */
+ __glXResetLargeCommandStatus(cl);
+ return BadLength;
+ }
+ pc += sz_xGLXRenderLargeReq;
+
+ if (cl->largeCmdRequestsSoFar == 0) {
+ __GLXrenderSizeData entry;
+ int extra;
+ size_t cmdlen;
+ int err;
+
+ /*
+ ** This is the first request of a multi request command.
+ ** Make enough space in the buffer, then copy the entire request.
+ */
+ if (req->requestNumber != 1) {
+ client->errorValue = req->requestNumber;
+ return __glXError(GLXBadLargeRequest);
+ }
+
+ hdr = (__GLXrenderLargeHeader *) pc;
+ if (client->swapped) {
+ __GLX_SWAP_INT(&hdr->length);
+ __GLX_SWAP_INT(&hdr->opcode);
+ }
+ cmdlen = hdr->length;
+ opcode = hdr->opcode;
+
+ /*
+ ** Check for core opcodes and grab entry data.
+ */
+ err = __glXGetProtocolSizeData(& Render_dispatch_info, opcode, & entry);
+ if (err < 0) {
+ client->errorValue = opcode;
+ return __glXError(GLXBadLargeRequest);
+ }
+
+ if (entry.varsize) {
+ /*
+ ** If it's a variable-size command (a command whose length must
+ ** be computed from its parameters), all the parameters needed
+ ** will be in the 1st request, so it's okay to do this.
+ */
+ extra = (*entry.varsize)(pc + __GLX_RENDER_LARGE_HDR_SIZE,
+ client->swapped);
+ if (extra < 0) {
+ extra = 0;
+ }
+ /* large command's header is 4 bytes longer, so add 4 */
+ if (cmdlen != __GLX_PAD(entry.bytes + 4 + extra)) {
+ return BadLength;
+ }
+ } else {
+ /* constant size command */
+ if (cmdlen != __GLX_PAD(entry.bytes + 4)) {
+ return BadLength;
+ }
+ }
+ /*
+ ** Make enough space in the buffer, then copy the entire request.
+ */
+ if (cl->largeCmdBufSize < cmdlen) {
+ if (!cl->largeCmdBuf) {
+ cl->largeCmdBuf = (GLbyte *) xalloc(cmdlen);
+ } else {
+ cl->largeCmdBuf = (GLbyte *) xrealloc(cl->largeCmdBuf, cmdlen);
+ }
+ if (!cl->largeCmdBuf) {
+ return BadAlloc;
+ }
+ cl->largeCmdBufSize = cmdlen;
+ }
+ memcpy(cl->largeCmdBuf, pc, dataBytes);
+
+ cl->largeCmdBytesSoFar = dataBytes;
+ cl->largeCmdBytesTotal = cmdlen;
+ cl->largeCmdRequestsSoFar = 1;
+ cl->largeCmdRequestsTotal = req->requestTotal;
+ return Success;
+
+ } else {
+ /*
+ ** We are receiving subsequent (i.e. not the first) requests of a
+ ** multi request command.
+ */
+
+ /*
+ ** Check the request number and the total request count.
+ */
+ if (req->requestNumber != cl->largeCmdRequestsSoFar + 1) {
+ client->errorValue = req->requestNumber;
+ __glXResetLargeCommandStatus(cl);
+ return __glXError(GLXBadLargeRequest);
+ }
+ if (req->requestTotal != cl->largeCmdRequestsTotal) {
+ client->errorValue = req->requestTotal;
+ __glXResetLargeCommandStatus(cl);
+ return __glXError(GLXBadLargeRequest);
+ }
+
+ /*
+ ** Check that we didn't get too much data.
+ */
+ if ((cl->largeCmdBytesSoFar + dataBytes) > cl->largeCmdBytesTotal) {
+ client->errorValue = dataBytes;
+ __glXResetLargeCommandStatus(cl);
+ return __glXError(GLXBadLargeRequest);
+ }
+ memcpy(cl->largeCmdBuf + cl->largeCmdBytesSoFar, pc, dataBytes);
+ cl->largeCmdBytesSoFar += dataBytes;
+ cl->largeCmdRequestsSoFar++;
+
+ if (req->requestNumber == cl->largeCmdRequestsTotal) {
+ __GLXdispatchRenderProcPtr proc;
+
+ /*
+ ** This is the last request; it must have enough bytes to complete
+ ** the command.
+ */
+ /* NOTE: the two pad macros have been added below; they are needed
+ ** because the client library pads the total byte count, but not
+ ** the per-request byte counts. The Protocol Encoding says the
+ ** total byte count should not be padded, so a proposal will be
+ ** made to the ARB to relax the padding constraint on the total
+ ** byte count, thus preserving backward compatibility. Meanwhile,
+ ** the padding done below fixes a bug that did not allow
+ ** large commands of odd sizes to be accepted by the server.
+ */
+ if (__GLX_PAD(cl->largeCmdBytesSoFar) !=
+ __GLX_PAD(cl->largeCmdBytesTotal)) {
+ client->errorValue = dataBytes;
+ __glXResetLargeCommandStatus(cl);
+ return __glXError(GLXBadLargeRequest);
+ }
+ hdr = (__GLXrenderLargeHeader *) cl->largeCmdBuf;
+ /*
+ ** The opcode and length field in the header had already been
+ ** swapped when the first request was received.
+ **
+ ** Use the opcode to index into the procedure table.
+ */
+ opcode = hdr->opcode;
+
+ proc = (__GLXdispatchRenderProcPtr)
+ __glXGetProtocolDecodeFunction(& Render_dispatch_info, opcode,
+ client->swapped);
+ if (proc == NULL) {
+ client->errorValue = opcode;
+ return __glXError(GLXBadLargeRequest);
+ }
+
+ /*
+ ** Skip over the header and execute the command.
+ */
+ (*proc)(cl->largeCmdBuf + __GLX_RENDER_LARGE_HDR_SIZE);
+ __GLX_NOTE_UNFLUSHED_CMDS(glxc);
+
+ /*
+ ** Reset for the next RenderLarge series.
+ */
+ __glXResetLargeCommandStatus(cl);
+ } else {
+ /*
+ ** This is neither the first nor the last request.
+ */
+ }
+ return Success;
+ }
+}
+
+extern RESTYPE __glXSwapBarrierRes;
+
+int __glXDisp_BindSwapBarrierSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXBindSwapBarrierSGIXReq *req = (xGLXBindSwapBarrierSGIXReq *) pc;
+ XID drawable = req->drawable;
+ int barrier = req->barrier;
+ DrawablePtr pDraw;
+ int screen, rc;
+ __GLXscreen *pGlxScreen;
+
+ rc = dixLookupDrawable(&pDraw, drawable, client, 0, DixGetAttrAccess);
+ pGlxScreen = glxGetScreen(pDraw->pScreen);
+ if (rc == Success && (pDraw->type == DRAWABLE_WINDOW)) {
+ screen = pDraw->pScreen->myNum;
+ if (pGlxScreen->swapBarrierFuncs) {
+ int ret = pGlxScreen->swapBarrierFuncs->bindSwapBarrierFunc(screen, drawable, barrier);
+ if (ret == Success) {
+ if (barrier)
+ /* add source for cleanup when drawable is gone */
+ AddResource(drawable, __glXSwapBarrierRes, (pointer)(intptr_t)screen);
+ else
+ /* delete source */
+ FreeResourceByType(drawable, __glXSwapBarrierRes, FALSE);
+ }
+ return ret;
+ }
+ }
+ client->errorValue = drawable;
+ return __glXError(GLXBadDrawable);
+}
+
+
+int __glXDisp_QueryMaxSwapBarriersSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXQueryMaxSwapBarriersSGIXReq *req =
+ (xGLXQueryMaxSwapBarriersSGIXReq *) pc;
+ xGLXQueryMaxSwapBarriersSGIXReply reply;
+ int screen = req->screen;
+ __GLXscreen *pGlxScreen;
+
+ pGlxScreen = glxGetScreen(screenInfo.screens[screen]);
+ if (pGlxScreen->swapBarrierFuncs)
+ reply.max = pGlxScreen->swapBarrierFuncs->queryMaxSwapBarriersFunc(screen);
+ else
+ reply.max = 0;
+
+
+ reply.length = 0;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+
+ if (client->swapped) {
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_SWAP_SHORT(&reply.sequenceNumber);
+ }
+
+ WriteToClient(client, sz_xGLXQueryMaxSwapBarriersSGIXReply,
+ (char *) &reply);
+ return Success;
+}
+
+#define GLX_BAD_HYPERPIPE_SGIX 92
+
+int __glXDisp_QueryHyperpipeNetworkSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXQueryHyperpipeNetworkSGIXReq * req = (xGLXQueryHyperpipeNetworkSGIXReq *) pc;
+ xGLXQueryHyperpipeNetworkSGIXReply reply;
+ int screen = req->screen;
+ void *rdata = NULL;
+
+ int length=0;
+ int npipes=0;
+
+ int n= 0;
+ __GLXscreen *pGlxScreen;
+
+ pGlxScreen = glxGetScreen(screenInfo.screens[screen]);
+ if (pGlxScreen->hyperpipeFuncs) {
+ rdata =
+ (pGlxScreen->hyperpipeFuncs->queryHyperpipeNetworkFunc(screen, &npipes, &n));
+ }
+ length = __GLX_PAD(n) >> 2;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = length;
+ reply.n = n;
+ reply.npipes = npipes;
+
+ if (client->swapped) {
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_SWAP_SHORT(&reply.sequenceNumber);
+ __GLX_SWAP_INT(&reply.length);
+ __GLX_SWAP_INT(&reply.n);
+ __GLX_SWAP_INT(&reply.npipes);
+ }
+ WriteToClient(client, sz_xGLXQueryHyperpipeNetworkSGIXReply,
+ (char *) &reply);
+
+ WriteToClient(client, length << 2, (char *)rdata);
+
+ return Success;
+}
+
+int __glXDisp_DestroyHyperpipeConfigSGIX (__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXDestroyHyperpipeConfigSGIXReq * req =
+ (xGLXDestroyHyperpipeConfigSGIXReq *) pc;
+ xGLXDestroyHyperpipeConfigSGIXReply reply;
+ int screen = req->screen;
+ int success = GLX_BAD_HYPERPIPE_SGIX;
+ int hpId ;
+ __GLXscreen *pGlxScreen;
+
+ hpId = req->hpId;
+
+ pGlxScreen = glxGetScreen(screenInfo.screens[screen]);
+ if (pGlxScreen->hyperpipeFuncs) {
+ success = pGlxScreen->hyperpipeFuncs->destroyHyperpipeConfigFunc(screen, hpId);
+ }
+
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = __GLX_PAD(0) >> 2;
+ reply.n = 0;
+ reply.success = success;
+
+
+ if (client->swapped) {
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_SWAP_SHORT(&reply.sequenceNumber);
+ }
+ WriteToClient(client,
+ sz_xGLXDestroyHyperpipeConfigSGIXReply,
+ (char *) &reply);
+ return Success;
+}
+
+int __glXDisp_QueryHyperpipeConfigSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXQueryHyperpipeConfigSGIXReq * req =
+ (xGLXQueryHyperpipeConfigSGIXReq *) pc;
+ xGLXQueryHyperpipeConfigSGIXReply reply;
+ int screen = req->screen;
+ void *rdata = NULL;
+ int length;
+ int npipes=0;
+ int n= 0;
+ int hpId;
+ __GLXscreen *pGlxScreen;
+
+ hpId = req->hpId;
+
+ pGlxScreen = glxGetScreen(screenInfo.screens[screen]);
+ if (pGlxScreen->hyperpipeFuncs) {
+ rdata = pGlxScreen->hyperpipeFuncs->queryHyperpipeConfigFunc(screen, hpId,&npipes, &n);
+ }
+
+ length = __GLX_PAD(n) >> 2;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = length;
+ reply.n = n;
+ reply.npipes = npipes;
+
+
+ if (client->swapped) {
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_SWAP_SHORT(&reply.sequenceNumber);
+ __GLX_SWAP_INT(&reply.length);
+ __GLX_SWAP_INT(&reply.n);
+ __GLX_SWAP_INT(&reply.npipes);
+ }
+
+ WriteToClient(client, sz_xGLXQueryHyperpipeConfigSGIXReply,
+ (char *) &reply);
+
+ WriteToClient(client, length << 2, (char *)rdata);
+
+ return Success;
+}
+
+int __glXDisp_HyperpipeConfigSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXHyperpipeConfigSGIXReq * req =
+ (xGLXHyperpipeConfigSGIXReq *) pc;
+ xGLXHyperpipeConfigSGIXReply reply;
+ int screen = req->screen;
+ void *rdata;
+
+ int npipes=0, networkId;
+ int hpId=-1;
+ __GLXscreen *pGlxScreen;
+
+ pGlxScreen = glxGetScreen(screenInfo.screens[screen]);
+ networkId = (int)req->networkId;
+ npipes = (int)req->npipes;
+ rdata = (void *)(req +1);
+
+ if (pGlxScreen->hyperpipeFuncs) {
+ pGlxScreen->hyperpipeFuncs->hyperpipeConfigFunc(screen,networkId,
+ &hpId, &npipes,
+ (void *) rdata);
+ }
+
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = __GLX_PAD(0) >> 2;
+ reply.n = 0;
+ reply.npipes = npipes;
+ reply.hpId = hpId;
+
+ if (client->swapped) {
+ __GLX_DECLARE_SWAP_VARIABLES;
+ __GLX_SWAP_SHORT(&reply.sequenceNumber);
+ __GLX_SWAP_INT(&reply.npipes);
+ __GLX_SWAP_INT(&reply.hpId);
+ }
+
+ WriteToClient(client, sz_xGLXHyperpipeConfigSGIXReply,
+ (char *) &reply);
+
+ return Success;
+}
+
+
+/************************************************************************/
+
+/*
+** No support is provided for the vendor-private requests other than
+** allocating the entry points in the dispatch table.
+*/
+
+int __glXDisp_VendorPrivate(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc;
+ GLint vendorcode = req->vendorCode;
+ __GLXdispatchVendorPrivProcPtr proc;
+
+
+ proc = (__GLXdispatchVendorPrivProcPtr)
+ __glXGetProtocolDecodeFunction(& VendorPriv_dispatch_info,
+ vendorcode, 0);
+ if (proc != NULL) {
+ (*proc)(cl, (GLbyte*)req);
+ return Success;
+ }
+
+ cl->client->errorValue = req->vendorCode;
+ return __glXError(GLXUnsupportedPrivateRequest);
+}
+
+int __glXDisp_VendorPrivateWithReply(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXVendorPrivateReq *req = (xGLXVendorPrivateReq *) pc;
+ GLint vendorcode = req->vendorCode;
+ __GLXdispatchVendorPrivProcPtr proc;
+
+
+ proc = (__GLXdispatchVendorPrivProcPtr)
+ __glXGetProtocolDecodeFunction(& VendorPriv_dispatch_info,
+ vendorcode, 0);
+ if (proc != NULL) {
+ return (*proc)(cl, (GLbyte*)req);
+ }
+
+ cl->client->errorValue = vendorcode;
+ return __glXError(GLXUnsupportedPrivateRequest);
+}
+
+int __glXDisp_QueryExtensionsString(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXQueryExtensionsStringReq *req = (xGLXQueryExtensionsStringReq *) pc;
+ xGLXQueryExtensionsStringReply reply;
+ __GLXscreen *pGlxScreen;
+ size_t n, length;
+ char *buf;
+ int err;
+
+ if (!validGlxScreen(client, req->screen, &pGlxScreen, &err))
+ return err;
+
+ n = strlen(pGlxScreen->GLXextensions) + 1;
+ length = __GLX_PAD(n) >> 2;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = length;
+ reply.n = n;
+
+ /* Allocate buffer to make sure it's a multiple of 4 bytes big.*/
+ buf = (char *) xalloc(length << 2);
+ if (buf == NULL)
+ return BadAlloc;
+ memcpy(buf, pGlxScreen->GLXextensions, n);
+
+ if (client->swapped) {
+ glxSwapQueryExtensionsStringReply(client, &reply, buf);
+ } else {
+ WriteToClient(client, sz_xGLXQueryExtensionsStringReply,(char *)&reply);
+ WriteToClient(client, (int)(length << 2), (char *)buf);
+ }
+
+ xfree(buf);
+ return Success;
+}
+
+int __glXDisp_QueryServerString(__GLXclientState *cl, GLbyte *pc)
+{
+ ClientPtr client = cl->client;
+ xGLXQueryServerStringReq *req = (xGLXQueryServerStringReq *) pc;
+ xGLXQueryServerStringReply reply;
+ size_t n, length;
+ const char *ptr;
+ char *buf;
+ __GLXscreen *pGlxScreen;
+ int err;
+ char ver_str[16];
+
+ if (!validGlxScreen(client, req->screen, &pGlxScreen, &err))
+ return err;
+
+ switch(req->name) {
+ case GLX_VENDOR:
+ ptr = pGlxScreen->GLXvendor;
+ break;
+ case GLX_VERSION:
+ /* Return to the server version rather than the screen version
+ * to prevent confusion when they do not match.
+ */
+ snprintf(ver_str, 16, "%d.%d", glxMajorVersion, glxMinorVersion);
+ ptr = ver_str;
+ break;
+ case GLX_EXTENSIONS:
+ ptr = pGlxScreen->GLXextensions;
+ break;
+ default:
+ return BadValue;
+ }
+
+ n = strlen(ptr) + 1;
+ length = __GLX_PAD(n) >> 2;
+ reply.type = X_Reply;
+ reply.sequenceNumber = client->sequence;
+ reply.length = length;
+ reply.n = n;
+
+ buf = (char *) xalloc(length << 2);
+ if (buf == NULL) {
+ return BadAlloc;
+ }
+ memcpy(buf, ptr, n);
+
+ if (client->swapped) {
+ glxSwapQueryServerStringReply(client, &reply, buf);
+ } else {
+ WriteToClient(client, sz_xGLXQueryServerStringReply, (char *)&reply);
+ WriteToClient(client, (int)(length << 2), buf);
+ }
+
+ xfree(buf);
+ return Success;
+}
+
+int __glXDisp_ClientInfo(__GLXclientState *cl, GLbyte *pc)
+{
+ xGLXClientInfoReq *req = (xGLXClientInfoReq *) pc;
+ const char *buf;
+
+ cl->GLClientmajorVersion = req->major;
+ cl->GLClientminorVersion = req->minor;
+ if (cl->GLClientextensions)
+ xfree(cl->GLClientextensions);
+ buf = (const char *)(req+1);
+ cl->GLClientextensions = xstrdup(buf);
+
+ return Success;
+}
diff --git a/xorg-server/glx/glxdri.c b/xorg-server/glx/glxdri.c
index 9810a73a7..7ee3d9938 100644
--- a/xorg-server/glx/glxdri.c
+++ b/xorg-server/glx/glxdri.c
@@ -1,1195 +1,1197 @@
-/*
- * Copyright © 2006 Red Hat, Inc
- *
- * Permission to use, copy, modify, distribute, and sell this software
- * and its documentation for any purpose is hereby granted without
- * fee, provided that the above copyright notice appear in all copies
- * and that both that copyright notice and this permission notice
- * appear in supporting documentation, and that the name of Red Hat,
- * Inc not be used in advertising or publicity pertaining to
- * distribution of the software without specific, written prior
- * permission. Red Hat, Inc makes no representations about the
- * suitability of this software for any purpose. It is provided "as
- * is" without express or implied warranty.
- *
- * RED HAT, INC DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
- * NO EVENT SHALL RED HAT, INC BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
- * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
- * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <stdint.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <sys/time.h>
-#include <dlfcn.h>
-
-#include <drm.h>
-#include <GL/gl.h>
-#include <GL/internal/dri_interface.h>
-#include <GL/glxtokens.h>
-
-#include <windowstr.h>
-#include <os.h>
-#include <damage.h>
-
-#define _XF86DRI_SERVER_
-#include <drm_sarea.h>
-#include <xf86drm.h>
-#include <X11/dri/xf86driproto.h>
-#include <xf86str.h>
-#include <xf86.h>
-#include <dri.h>
-
-#include "servermd.h"
-
-#define DRI_NEW_INTERFACE_ONLY
-#include "glxserver.h"
-#include "glxutil.h"
-#include "glxdricommon.h"
-
-#include "g_disptab.h"
-#include "glapitable.h"
-#include "glapi.h"
-#include "glthread.h"
-#include "dispatch.h"
-#include "extension_string.h"
-
-typedef struct __GLXDRIscreen __GLXDRIscreen;
-typedef struct __GLXDRIcontext __GLXDRIcontext;
-typedef struct __GLXDRIdrawable __GLXDRIdrawable;
-
-struct __GLXDRIscreen {
- __GLXscreen base;
- __DRIscreen *driScreen;
- void *driver;
-
- xf86EnterVTProc *enterVT;
- xf86LeaveVTProc *leaveVT;
-
- const __DRIcoreExtension *core;
- const __DRIlegacyExtension *legacy;
- const __DRIcopySubBufferExtension *copySubBuffer;
- const __DRIswapControlExtension *swapControl;
-
-#ifdef __DRI_TEX_OFFSET
- const __DRItexOffsetExtension *texOffset;
- DRITexOffsetStartProcPtr texOffsetStart;
- DRITexOffsetFinishProcPtr texOffsetFinish;
- __GLXDRIdrawable *texOffsetOverride[16];
- GLuint lastTexOffsetOverride;
-#endif
-
- unsigned char glx_enable_bits[__GLX_EXT_BYTES];
-};
-
-struct __GLXDRIcontext {
- __GLXcontext base;
- __DRIcontext *driContext;
- XID hwContextID;
-};
-
-struct __GLXDRIdrawable {
- __GLXdrawable base;
- __DRIdrawable *driDrawable;
-
- /* Pulled in from old __GLXpixmap */
-#ifdef __DRI_TEX_OFFSET
- GLint texname;
- __GLXDRIcontext *ctx;
- unsigned long long offset;
- DamagePtr pDamage;
-#endif
-};
-
-static void
-__glXDRIleaveServer(GLboolean rendering)
-{
- int i;
-
- for (i = 0; rendering && i < screenInfo.numScreens; i++) {
- __GLXDRIscreen * const screen =
- (__GLXDRIscreen *) glxGetScreen(screenInfo.screens[i]);
- GLuint lastOverride = screen->lastTexOffsetOverride;
-
- if (lastOverride) {
- __GLXDRIdrawable **texOffsetOverride = screen->texOffsetOverride;
- int j;
-
- for (j = 0; j < lastOverride; j++) {
- __GLXDRIdrawable *pGlxPix = texOffsetOverride[j];
-
- if (pGlxPix && pGlxPix->texname) {
- pGlxPix->offset =
- screen->texOffsetStart((PixmapPtr)pGlxPix->base.pDraw);
- }
- }
- }
- }
-
- DRIBlockHandler(NULL, NULL, NULL);
-
- for (i = 0; rendering && i < screenInfo.numScreens; i++) {
- __GLXDRIscreen * const screen =
- (__GLXDRIscreen *) glxGetScreen(screenInfo.screens[i]);
- GLuint lastOverride = screen->lastTexOffsetOverride;
-
- if (lastOverride) {
- __GLXDRIdrawable **texOffsetOverride = screen->texOffsetOverride;
- int j;
-
- for (j = 0; j < lastOverride; j++) {
- __GLXDRIdrawable *pGlxPix = texOffsetOverride[j];
-
- if (pGlxPix && pGlxPix->texname) {
- screen->texOffset->setTexOffset(pGlxPix->ctx->driContext,
- pGlxPix->texname,
- pGlxPix->offset,
- pGlxPix->base.pDraw->depth,
- ((PixmapPtr)pGlxPix->base.pDraw)->devKind);
- }
- }
- }
- }
-}
-
-static void
-__glXDRIenterServer(GLboolean rendering)
-{
- int i;
-
- for (i = 0; rendering && i < screenInfo.numScreens; i++) {
- __GLXDRIscreen * const screen = (__GLXDRIscreen *)
- glxGetScreen(screenInfo.screens[i]);
-
- if (screen->lastTexOffsetOverride) {
- CALL_Flush(GET_DISPATCH(), ());
- break;
- }
- }
-
- DRIWakeupHandler(NULL, 0, NULL);
-}
-
-
-static void
-__glXDRIdoReleaseTexImage(__GLXDRIscreen *screen, __GLXDRIdrawable *drawable)
-{
- GLuint lastOverride = screen->lastTexOffsetOverride;
-
- if (lastOverride) {
- __GLXDRIdrawable **texOffsetOverride = screen->texOffsetOverride;
- int i;
-
- for (i = 0; i < lastOverride; i++) {
- if (texOffsetOverride[i] == drawable) {
- if (screen->texOffsetFinish)
- screen->texOffsetFinish((PixmapPtr)drawable->base.pDraw);
-
- texOffsetOverride[i] = NULL;
-
- if (i + 1 == lastOverride) {
- lastOverride = 0;
-
- while (i--) {
- if (texOffsetOverride[i]) {
- lastOverride = i + 1;
- break;
- }
- }
-
- screen->lastTexOffsetOverride = lastOverride;
-
- break;
- }
- }
- }
- }
-}
-
-
-static void
-__glXDRIdrawableDestroy(__GLXdrawable *drawable)
-{
- __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
- __GLXDRIscreen *screen;
- int i;
-
- for (i = 0; i < screenInfo.numScreens; i++) {
- screen = (__GLXDRIscreen *) glxGetScreen(screenInfo.screens[i]);
- __glXDRIdoReleaseTexImage(screen, private);
- }
-
- /* If the X window was destroyed, the dri DestroyWindow hook will
- * aready have taken care of this, so only call if pDraw isn't NULL. */
- if (drawable->pDraw != NULL) {
- screen = (__GLXDRIscreen *) glxGetScreen(drawable->pDraw->pScreen);
- (*screen->core->destroyDrawable)(private->driDrawable);
-
- __glXenterServer(GL_FALSE);
- DRIDestroyDrawable(drawable->pDraw->pScreen,
- serverClient, drawable->pDraw);
- __glXleaveServer(GL_FALSE);
- }
-
- __glXDrawableRelease(drawable);
-
- xfree(private);
-}
-
-static GLboolean
-__glXDRIdrawableSwapBuffers(ClientPtr client, __GLXdrawable *basePrivate)
-{
- __GLXDRIdrawable *private = (__GLXDRIdrawable *) basePrivate;
- __GLXDRIscreen *screen =
- (__GLXDRIscreen *) glxGetScreen(basePrivate->pDraw->pScreen);
-
- (*screen->core->swapBuffers)(private->driDrawable);
-
- return TRUE;
-}
-
-
-static int
-__glXDRIdrawableSwapInterval(__GLXdrawable *baseDrawable, int interval)
-{
- __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseDrawable;
- __GLXDRIscreen *screen =
- (__GLXDRIscreen *) glxGetScreen(baseDrawable->pDraw->pScreen);
-
- if (screen->swapControl)
- screen->swapControl->setSwapInterval(draw->driDrawable, interval);
-
- return 0;
-}
-
-
-static void
-__glXDRIdrawableCopySubBuffer(__GLXdrawable *basePrivate,
- int x, int y, int w, int h)
-{
- __GLXDRIdrawable *private = (__GLXDRIdrawable *) basePrivate;
- __GLXDRIscreen *screen = (__GLXDRIscreen *)
- glxGetScreen(basePrivate->pDraw->pScreen);
-
- if (screen->copySubBuffer)
- screen->copySubBuffer->copySubBuffer(private->driDrawable, x, y, w, h);
-}
-
-static void
-__glXDRIcontextDestroy(__GLXcontext *baseContext)
-{
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
- Bool retval;
-
- screen->core->destroyContext(context->driContext);
-
- __glXenterServer(GL_FALSE);
- retval = DRIDestroyContext(baseContext->pGlxScreen->pScreen,
- context->hwContextID);
- __glXleaveServer(GL_FALSE);
-
- __glXContextDestroy(&context->base);
- xfree(context);
-}
-
-static int
-__glXDRIcontextMakeCurrent(__GLXcontext *baseContext)
-{
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
- __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseContext->drawPriv;
- __GLXDRIdrawable *read = (__GLXDRIdrawable *) baseContext->readPriv;
-
- return (*screen->core->bindContext)(context->driContext,
- draw->driDrawable,
- read->driDrawable);
-}
-
-static int
-__glXDRIcontextLoseCurrent(__GLXcontext *baseContext)
-{
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
-
- return (*screen->core->unbindContext)(context->driContext);
-}
-
-static int
-__glXDRIcontextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc,
- unsigned long mask)
-{
- __GLXDRIcontext *dst = (__GLXDRIcontext *) baseDst;
- __GLXDRIcontext *src = (__GLXDRIcontext *) baseSrc;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) dst->base.pGlxScreen;
-
- return (*screen->core->copyContext)(dst->driContext,
- src->driContext, mask);
-}
-
-static int
-__glXDRIcontextForceCurrent(__GLXcontext *baseContext)
-{
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
- __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseContext->drawPriv;
- __GLXDRIdrawable *read = (__GLXDRIdrawable *) baseContext->readPriv;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
-
- return (*screen->core->bindContext)(context->driContext,
- draw->driDrawable,
- read->driDrawable);
-}
-
-static void
-glxFillAlphaChannel (CARD32 *pixels, CARD32 rowstride, int width, int height)
-{
- int i;
- CARD32 *p, *end;
-
- rowstride /= 4;
-
- for (i = 0; i < height; i++)
- {
- p = pixels;
- end = p + width;
- while (p < end)
- *p++ |= 0xFF000000;
- pixels += rowstride;
- }
-}
-
-static Bool
-testTexOffset(__GLXDRIscreen * const screen, PixmapPtr pPixmap)
-{
- Bool ret;
-
- if (!screen->texOffsetStart || !screen->texOffset)
- return FALSE;
-
- __glXenterServer(GL_FALSE);
- ret = screen->texOffsetStart(pPixmap) != ~0ULL;
- __glXleaveServer(GL_FALSE);
-
- return ret;
-}
-
-/*
- * (sticking this here for lack of a better place)
- * Known issues with the GLX_EXT_texture_from_pixmap implementation:
- * - In general we ignore the fbconfig, lots of examples follow
- * - No fbconfig handling for multiple mipmap levels
- * - No fbconfig handling for 1D textures
- * - No fbconfig handling for TEXTURE_TARGET
- * - No fbconfig exposure of Y inversion state
- * - No GenerateMipmapEXT support (due to no FBO support)
- * - No support for anything but 16bpp and 32bpp-sparse pixmaps
- */
-
-static int
-__glXDRIbindTexImage(__GLXcontext *baseContext,
- int buffer,
- __GLXdrawable *glxPixmap)
-{
- RegionPtr pRegion = NULL;
- PixmapPtr pixmap;
- int bpp, override = 0, texname;
- GLenum format, type;
- ScreenPtr pScreen = glxPixmap->pDraw->pScreen;
- __GLXDRIdrawable *driDraw = (__GLXDRIdrawable *) glxPixmap;
- __GLXDRIscreen * const screen = (__GLXDRIscreen *) glxGetScreen(pScreen);
-
- CALL_GetIntegerv(GET_DISPATCH(), (glxPixmap->target == GL_TEXTURE_2D ?
- GL_TEXTURE_BINDING_2D :
- GL_TEXTURE_BINDING_RECTANGLE_NV,
- &texname));
-
- if (!texname)
- return __glXError(GLXBadContextState);
-
- pixmap = (PixmapPtr) glxPixmap->pDraw;
-
- if (testTexOffset(screen, pixmap)) {
- __GLXDRIdrawable **texOffsetOverride = screen->texOffsetOverride;
- int i, firstEmpty = 16;
-
- for (i = 0; i < 16; i++) {
- if (texOffsetOverride[i] == driDraw)
- goto alreadyin;
-
- if (firstEmpty == 16 && !texOffsetOverride[i])
- firstEmpty = i;
- }
-
- if (firstEmpty == 16) {
- ErrorF("%s: Failed to register texture offset override\n", __func__);
- goto nooverride;
- }
-
- if (firstEmpty >= screen->lastTexOffsetOverride)
- screen->lastTexOffsetOverride = firstEmpty + 1;
-
- texOffsetOverride[firstEmpty] = driDraw;
-
-alreadyin:
- override = 1;
-
- driDraw->ctx = (__GLXDRIcontext*)baseContext;
-
- if (texname == driDraw->texname)
- return Success;
-
- driDraw->texname = texname;
-
- screen->texOffset->setTexOffset(driDraw->ctx->driContext, texname, 0,
- pixmap->drawable.depth,
- pixmap->devKind);
- }
-nooverride:
-
- if (!driDraw->pDamage) {
- if (!override) {
- driDraw->pDamage = DamageCreate(NULL, NULL, DamageReportNone,
- TRUE, pScreen, NULL);
- if (!driDraw->pDamage)
- return BadAlloc;
-
- DamageRegister ((DrawablePtr) pixmap, driDraw->pDamage);
- }
-
- pRegion = NULL;
- } else {
- pRegion = DamageRegion(driDraw->pDamage);
- if (REGION_NIL(pRegion))
- return Success;
- }
-
- /* XXX 24bpp packed, 8, etc */
- if (pixmap->drawable.depth >= 24) {
- bpp = 4;
- format = GL_BGRA;
- type =
-#if X_BYTE_ORDER == X_BIG_ENDIAN
- !override ? GL_UNSIGNED_INT_8_8_8_8_REV :
-#endif
- GL_UNSIGNED_BYTE;
- } else {
- bpp = 2;
- format = GL_RGB;
- type = GL_UNSIGNED_SHORT_5_6_5;
- }
-
- if (pRegion == NULL)
- {
- void *data = NULL;
-
- if (!override) {
- unsigned pitch = PixmapBytePad(pixmap->drawable.width,
- pixmap->drawable.depth);
-
- data = xalloc(pitch * pixmap->drawable.height);
-
- __glXenterServer(GL_FALSE);
- pScreen->GetImage(&pixmap->drawable, 0 /*pixmap->drawable.x*/,
- 0 /*pixmap->drawable.y*/, pixmap->drawable.width,
- pixmap->drawable.height, ZPixmap, ~0, data);
- __glXleaveServer(GL_FALSE);
-
- if (pixmap->drawable.depth == 24)
- glxFillAlphaChannel(data,
- pitch,
- pixmap->drawable.width,
- pixmap->drawable.height);
-
- CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_ROW_LENGTH,
- pitch / bpp) );
- CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_SKIP_PIXELS, 0) );
- CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_SKIP_ROWS, 0) );
- }
-
- CALL_TexImage2D( GET_DISPATCH(),
- (glxPixmap->target,
- 0,
- bpp == 4 ? 4 : 3,
- pixmap->drawable.width,
- pixmap->drawable.height,
- 0,
- format,
- type,
- data) );
-
- xfree(data);
- } else if (!override) {
- int i, numRects;
- BoxPtr p;
-
- numRects = REGION_NUM_RECTS (pRegion);
- p = REGION_RECTS (pRegion);
-
- CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_SKIP_PIXELS, 0) );
- CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_SKIP_ROWS, 0) );
-
- for (i = 0; i < numRects; i++)
- {
- unsigned pitch = PixmapBytePad(p[i].x2 - p[i].x1,
- pixmap->drawable.depth);
- void *data = xalloc(pitch * (p[i].y2 - p[i].y1));
-
- __glXenterServer(GL_FALSE);
- pScreen->GetImage(&pixmap->drawable, /*pixmap->drawable.x +*/ p[i].x1,
- /*pixmap->drawable.y*/ + p[i].y1, p[i].x2 - p[i].x1,
- p[i].y2 - p[i].y1, ZPixmap, ~0, data);
- __glXleaveServer(GL_FALSE);
-
- if (pixmap->drawable.depth == 24)
- glxFillAlphaChannel(data,
- pitch,
- p[i].x2 - p[i].x1,
- p[i].y2 - p[i].y1);
-
- CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_ROW_LENGTH,
- pitch / bpp) );
-
- CALL_TexSubImage2D( GET_DISPATCH(),
- (glxPixmap->target,
- 0,
- p[i].x1, p[i].y1,
- p[i].x2 - p[i].x1, p[i].y2 - p[i].y1,
- format,
- type,
- data) );
-
- xfree(data);
- }
- }
-
- if (!override)
- DamageEmpty(driDraw->pDamage);
-
- return Success;
-}
-
-static int
-__glXDRIreleaseTexImage(__GLXcontext *baseContext,
- int buffer,
- __GLXdrawable *pixmap)
-{
- __GLXDRIscreen *screen =
- (__GLXDRIscreen *) glxGetScreen(pixmap->pDraw->pScreen);
- __GLXDRIdrawable *drawable = (__GLXDRIdrawable *) pixmap;
-
- __glXDRIdoReleaseTexImage(screen, drawable);
-
- return Success;
-}
-
-static __GLXtextureFromPixmap __glXDRItextureFromPixmap = {
- __glXDRIbindTexImage,
- __glXDRIreleaseTexImage
-};
-
-static void
-__glXDRIscreenDestroy(__GLXscreen *baseScreen)
-{
- __GLXDRIscreen *screen = (__GLXDRIscreen *) baseScreen;
-
- screen->core->destroyScreen(screen->driScreen);
-
- dlclose(screen->driver);
-
- __glXScreenDestroy(baseScreen);
-
- xfree(screen);
-}
-
-static __GLXcontext *
-__glXDRIscreenCreateContext(__GLXscreen *baseScreen,
- __GLXconfig *glxConfig,
- __GLXcontext *baseShareContext)
-{
- __GLXDRIscreen *screen = (__GLXDRIscreen *) baseScreen;
- __GLXDRIcontext *context, *shareContext;
- __GLXDRIconfig *config = (__GLXDRIconfig *) glxConfig;
- VisualPtr visual;
- int i;
- GLboolean retval;
- __DRIcontext *driShare;
- drm_context_t hwContext;
- ScreenPtr pScreen = baseScreen->pScreen;
-
- shareContext = (__GLXDRIcontext *) baseShareContext;
- if (shareContext)
- driShare = shareContext->driContext;
- else
- driShare = NULL;
-
- if (baseShareContext && baseShareContext->isDirect)
- return NULL;
-
- context = xcalloc(1, sizeof *context);
- if (context == NULL)
- return NULL;
-
- context->base.destroy = __glXDRIcontextDestroy;
- context->base.makeCurrent = __glXDRIcontextMakeCurrent;
- context->base.loseCurrent = __glXDRIcontextLoseCurrent;
- context->base.copy = __glXDRIcontextCopy;
- context->base.forceCurrent = __glXDRIcontextForceCurrent;
-
- context->base.textureFromPixmap = &__glXDRItextureFromPixmap;
- /* Find the requested X visual */
- visual = pScreen->visuals;
- for (i = 0; i < pScreen->numVisuals; i++, visual++)
- if (visual->vid == glxConfig->visualID)
- break;
- if (i == pScreen->numVisuals)
- return NULL;
-
- context->hwContextID = FakeClientID(0);
-
- __glXenterServer(GL_FALSE);
- retval = DRICreateContext(baseScreen->pScreen, visual,
- context->hwContextID, &hwContext);
- __glXleaveServer(GL_FALSE);
-
- if (!retval)
- return NULL;
-
- context->driContext =
- screen->legacy->createNewContext(screen->driScreen,
- config->driConfig,
- 0, /* render type */
- driShare,
- hwContext,
- context);
-
- if (context->driContext == NULL) {
- __glXenterServer(GL_FALSE);
- retval = DRIDestroyContext(baseScreen->pScreen, context->hwContextID);
- __glXleaveServer(GL_FALSE);
- xfree(context);
- return NULL;
- }
-
- return &context->base;
-}
-
-static __GLXdrawable *
-__glXDRIscreenCreateDrawable(__GLXscreen *screen,
- DrawablePtr pDraw,
- int type,
- XID drawId,
- __GLXconfig *glxConfig)
-{
- __GLXDRIscreen *driScreen = (__GLXDRIscreen *) screen;
- __GLXDRIconfig *config = (__GLXDRIconfig *) glxConfig;
- __GLXDRIdrawable *private;
- GLboolean retval;
- drm_drawable_t hwDrawable;
-
- private = xcalloc(1, sizeof *private);
- if (private == NULL)
- return NULL;
-
- if (!__glXDrawableInit(&private->base, screen,
- pDraw, type, drawId, glxConfig)) {
- xfree(private);
- return NULL;
- }
-
- private->base.destroy = __glXDRIdrawableDestroy;
- private->base.swapBuffers = __glXDRIdrawableSwapBuffers;
- private->base.copySubBuffer = __glXDRIdrawableCopySubBuffer;
- private->base.waitX = NULL;
- private->base.waitGL = NULL;
-
- __glXenterServer(GL_FALSE);
- retval = DRICreateDrawable(screen->pScreen, serverClient,
- pDraw, &hwDrawable);
- __glXleaveServer(GL_FALSE);
-
- if (!retval) {
- xfree(private);
- return NULL;
- }
-
- /* The last argument is 'attrs', which is used with pbuffers which
- * we currently don't support. */
-
- private->driDrawable =
- (driScreen->legacy->createNewDrawable)(driScreen->driScreen,
- config->driConfig,
- hwDrawable, 0, NULL, private);
-
- if (private->driDrawable == NULL) {
- __glXenterServer(GL_FALSE);
- DRIDestroyDrawable(screen->pScreen, serverClient, pDraw);
- __glXleaveServer(GL_FALSE);
- xfree(private);
- return NULL;
- }
-
- return &private->base;
-}
-
-static GLboolean
-getDrawableInfo(__DRIdrawable *driDrawable,
- unsigned int *index, unsigned int *stamp,
- int *x, int *y, int *width, int *height,
- int *numClipRects, drm_clip_rect_t **ppClipRects,
- int *backX, int *backY,
- int *numBackClipRects, drm_clip_rect_t **ppBackClipRects,
- void *data)
-{
- __GLXDRIdrawable *drawable = data;
- ScreenPtr pScreen;
- drm_clip_rect_t *pClipRects, *pBackClipRects;
- GLboolean retval;
- size_t size;
-
- /* If the X window has been destroyed, give up here. */
- if (drawable->base.pDraw == NULL)
- return GL_FALSE;
-
- pScreen = drawable->base.pDraw->pScreen;
- __glXenterServer(GL_FALSE);
- retval = DRIGetDrawableInfo(pScreen, drawable->base.pDraw, index, stamp,
- x, y, width, height,
- numClipRects, &pClipRects,
- backX, backY,
- numBackClipRects, &pBackClipRects);
- __glXleaveServer(GL_FALSE);
-
- if (retval && *numClipRects > 0) {
- size = sizeof (drm_clip_rect_t) * *numClipRects;
- *ppClipRects = xalloc (size);
-
- /* Clip cliprects to screen dimensions (redirected windows) */
- if (*ppClipRects != NULL) {
- int i, j;
-
- for (i = 0, j = 0; i < *numClipRects; i++) {
- (*ppClipRects)[j].x1 = max(pClipRects[i].x1, 0);
- (*ppClipRects)[j].y1 = max(pClipRects[i].y1, 0);
- (*ppClipRects)[j].x2 = min(pClipRects[i].x2, pScreen->width);
- (*ppClipRects)[j].y2 = min(pClipRects[i].y2, pScreen->height);
-
- if ((*ppClipRects)[j].x1 < (*ppClipRects)[j].x2 &&
- (*ppClipRects)[j].y1 < (*ppClipRects)[j].y2) {
- j++;
- }
- }
-
- if (*numClipRects != j) {
- *numClipRects = j;
- *ppClipRects = xrealloc (*ppClipRects,
- sizeof (drm_clip_rect_t) *
- *numClipRects);
- }
- } else
- *numClipRects = 0;
- }
- else {
- *ppClipRects = NULL;
- *numClipRects = 0;
- }
-
- if (retval && *numBackClipRects > 0) {
- size = sizeof (drm_clip_rect_t) * *numBackClipRects;
- *ppBackClipRects = xalloc (size);
- if (*ppBackClipRects != NULL)
- memcpy (*ppBackClipRects, pBackClipRects, size);
- else
- *numBackClipRects = 0;
- }
- else {
- *ppBackClipRects = NULL;
- *numBackClipRects = 0;
- }
-
- return retval;
-}
-
-static void __glXReportDamage(__DRIdrawable *driDraw,
- int x, int y,
- drm_clip_rect_t *rects, int num_rects,
- GLboolean front_buffer,
- void *data)
-{
- __GLXDRIdrawable *drawable = data;
- DrawablePtr pDraw = drawable->base.pDraw;
- RegionRec region;
-
- __glXenterServer(GL_FALSE);
-
- REGION_INIT(pDraw->pScreen, ®ion, (BoxPtr) rects, num_rects);
- REGION_TRANSLATE(pScreen, ®ion, pDraw->x, pDraw->y);
- DamageRegionAppend(pDraw, ®ion);
- /* This is wrong, this needs a seperate function. */
- DamageRegionProcessPending(pDraw);
- REGION_UNINIT(pDraw->pScreen, ®ion);
-
- __glXleaveServer(GL_FALSE);
-}
-
-static const __DRIgetDrawableInfoExtension getDrawableInfoExtension = {
- { __DRI_GET_DRAWABLE_INFO, __DRI_GET_DRAWABLE_INFO_VERSION },
- getDrawableInfo
-};
-
-static const __DRIdamageExtension damageExtension = {
- { __DRI_DAMAGE, __DRI_DAMAGE_VERSION },
- __glXReportDamage,
-};
-
-static const __DRIextension *loader_extensions[] = {
- &systemTimeExtension.base,
- &getDrawableInfoExtension.base,
- &damageExtension.base,
- NULL
-};
-
-
-
-static const char dri_driver_path[] = DRI_DRIVER_PATH;
-
-static Bool
-glxDRIEnterVT (int index, int flags)
-{
- __GLXDRIscreen *screen = (__GLXDRIscreen *)
- glxGetScreen(screenInfo.screens[index]);
-
- LogMessage(X_INFO, "AIGLX: Resuming AIGLX clients after VT switch\n");
-
- if (!(*screen->enterVT) (index, flags))
- return FALSE;
-
- glxResumeClients();
-
- return TRUE;
-}
-
-static void
-glxDRILeaveVT (int index, int flags)
-{
- __GLXDRIscreen *screen = (__GLXDRIscreen *)
- glxGetScreen(screenInfo.screens[index]);
-
- LogMessage(X_INFO, "AIGLX: Suspending AIGLX clients for VT switch\n");
-
- glxSuspendClients();
-
- return (*screen->leaveVT) (index, flags);
-}
-
-static void
-initializeExtensions(__GLXDRIscreen *screen)
-{
- const __DRIextension **extensions;
- int i;
-
- extensions = screen->core->getExtensions(screen->driScreen);
-
- for (i = 0; extensions[i]; i++) {
-#ifdef __DRI_READ_DRAWABLE
- if (strcmp(extensions[i]->name, __DRI_READ_DRAWABLE) == 0) {
- __glXEnableExtension(screen->glx_enable_bits,
- "GLX_SGI_make_current_read");
-
- LogMessage(X_INFO, "AIGLX: enabled GLX_SGI_make_current_read\n");
- }
-#endif
-
-#ifdef __DRI_COPY_SUB_BUFFER
- if (strcmp(extensions[i]->name, __DRI_COPY_SUB_BUFFER) == 0) {
- screen->copySubBuffer = (__DRIcopySubBufferExtension *) extensions[i];
- __glXEnableExtension(screen->glx_enable_bits,
- "GLX_MESA_copy_sub_buffer");
-
- LogMessage(X_INFO, "AIGLX: enabled GLX_MESA_copy_sub_buffer\n");
- }
-#endif
-
-#ifdef __DRI_SWAP_CONTROL
- if (strcmp(extensions[i]->name, __DRI_SWAP_CONTROL) == 0) {
- screen->swapControl = (__DRIswapControlExtension *) extensions[i];
- __glXEnableExtension(screen->glx_enable_bits,
- "GLX_SGI_swap_control");
- __glXEnableExtension(screen->glx_enable_bits,
- "GLX_MESA_swap_control");
-
- LogMessage(X_INFO, "AIGLX: enabled GLX_SGI_swap_control and GLX_MESA_swap_control\n");
- }
-#endif
-
-#ifdef __DRI_TEX_OFFSET
- if (strcmp(extensions[i]->name, __DRI_TEX_OFFSET) == 0) {
- screen->texOffset = (__DRItexOffsetExtension *) extensions[i];
- LogMessage(X_INFO, "AIGLX: enabled GLX_texture_from_pixmap with driver support\n");
- }
-#endif
- /* Ignore unknown extensions */
- }
-}
-
-static __GLXscreen *
-__glXDRIscreenProbe(ScreenPtr pScreen)
-{
- drm_handle_t hSAREA;
- drmAddress pSAREA = NULL;
- char *BusID;
- __DRIversion ddx_version;
- __DRIversion dri_version;
- __DRIversion drm_version;
- __DRIframebuffer framebuffer;
- int fd = -1;
- int status;
- drm_magic_t magic;
- drmVersionPtr version;
- int newlyopened;
- char *driverName;
- drm_handle_t hFB;
- int junk;
- __GLXDRIscreen *screen;
- char filename[128];
- Bool isCapable;
- size_t buffer_size;
- ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- const __DRIconfig **driConfigs;
- const __DRIextension **extensions;
- int i;
-
- if (!xf86LoaderCheckSymbol("DRIQueryDirectRenderingCapable") ||
- !DRIQueryDirectRenderingCapable(pScreen, &isCapable) ||
- !isCapable) {
- LogMessage(X_INFO,
- "AIGLX: Screen %d is not DRI capable\n", pScreen->myNum);
- return NULL;
- }
-
- screen = xcalloc(1, sizeof *screen);
- if (screen == NULL)
- return NULL;
-
- screen->base.destroy = __glXDRIscreenDestroy;
- screen->base.createContext = __glXDRIscreenCreateContext;
- screen->base.createDrawable = __glXDRIscreenCreateDrawable;
- screen->base.swapInterval = __glXDRIdrawableSwapInterval;
- screen->base.pScreen = pScreen;
-
- __glXInitExtensionEnableBits(screen->glx_enable_bits);
-
- /* DRI protocol version. */
- dri_version.major = XF86DRI_MAJOR_VERSION;
- dri_version.minor = XF86DRI_MINOR_VERSION;
- dri_version.patch = XF86DRI_PATCH_VERSION;
-
- if (!DRIOpenConnection(pScreen, &hSAREA, &BusID)) {
- LogMessage(X_ERROR, "AIGLX error: DRIOpenConnection failed\n");
- goto handle_error;
- }
-
- fd = drmOpenOnce(NULL, BusID, &newlyopened);
-
- if (fd < 0) {
- LogMessage(X_ERROR, "AIGLX error: drmOpenOnce failed (%s)\n",
- strerror(-fd));
- goto handle_error;
- }
-
- if (drmGetMagic(fd, &magic)) {
- LogMessage(X_ERROR, "AIGLX error: drmGetMagic failed\n");
- goto handle_error;
- }
-
- version = drmGetVersion(fd);
- if (version) {
- drm_version.major = version->version_major;
- drm_version.minor = version->version_minor;
- drm_version.patch = version->version_patchlevel;
- drmFreeVersion(version);
- }
- else {
- drm_version.major = -1;
- drm_version.minor = -1;
- drm_version.patch = -1;
- }
-
- if (newlyopened && !DRIAuthConnection(pScreen, magic)) {
- LogMessage(X_ERROR, "AIGLX error: DRIAuthConnection failed\n");
- goto handle_error;
- }
-
- /* Get device name (like "tdfx") and the ddx version numbers.
- * We'll check the version in each DRI driver's "createNewScreen"
- * function. */
- if (!DRIGetClientDriverName(pScreen,
- &ddx_version.major,
- &ddx_version.minor,
- &ddx_version.patch,
- &driverName)) {
- LogMessage(X_ERROR, "AIGLX error: DRIGetClientDriverName failed\n");
- goto handle_error;
- }
-
- snprintf(filename, sizeof filename, "%s/%s_dri.so",
- dri_driver_path, driverName);
-
- screen->driver = dlopen(filename, RTLD_LAZY | RTLD_LOCAL);
- if (screen->driver == NULL) {
- LogMessage(X_ERROR, "AIGLX error: dlopen of %s failed (%s)\n",
- filename, dlerror());
- goto handle_error;
- }
-
- extensions = dlsym(screen->driver, __DRI_DRIVER_EXTENSIONS);
- if (extensions == NULL) {
- LogMessage(X_ERROR, "AIGLX error: %s exports no extensions (%s)\n",
- driverName, dlerror());
- goto handle_error;
- }
-
- for (i = 0; extensions[i]; i++) {
- if (strcmp(extensions[i]->name, __DRI_CORE) == 0 &&
- extensions[i]->version >= __DRI_CORE_VERSION) {
- screen->core = (__DRIcoreExtension *) extensions[i];
- }
-
- if (strcmp(extensions[i]->name, __DRI_LEGACY) == 0 &&
- extensions[i]->version >= __DRI_LEGACY_VERSION) {
- screen->legacy = (__DRIlegacyExtension *) extensions[i];
- }
- }
-
- if (screen->core == NULL || screen->legacy == NULL) {
- LogMessage(X_ERROR,
- "AIGLX error: %s does not export required DRI extension\n",
- driverName);
- goto handle_error;
- }
-
- /*
- * Get device-specific info. pDevPriv will point to a struct
- * (such as DRIRADEONRec in xfree86/driver/ati/radeon_dri.h) that
- * has information about the screen size, depth, pitch, ancilliary
- * buffers, DRM mmap handles, etc.
- */
- if (!DRIGetDeviceInfo(pScreen, &hFB, &junk,
- &framebuffer.size, &framebuffer.stride,
- &framebuffer.dev_priv_size, &framebuffer.dev_priv)) {
- LogMessage(X_ERROR, "AIGLX error: XF86DRIGetDeviceInfo failed\n");
- goto handle_error;
- }
-
- framebuffer.width = pScreen->width;
- framebuffer.height = pScreen->height;
-
- /* Map the framebuffer region. */
- status = drmMap(fd, hFB, framebuffer.size,
- (drmAddressPtr)&framebuffer.base);
- if (status != 0) {
- LogMessage(X_ERROR, "AIGLX error: drmMap of framebuffer failed (%s)\n",
- strerror(-status));
- goto handle_error;
- }
-
- /* Map the SAREA region. Further mmap regions may be setup in
- * each DRI driver's "createNewScreen" function.
- */
- status = drmMap(fd, hSAREA, SAREA_MAX, &pSAREA);
- if (status != 0) {
- LogMessage(X_ERROR, "AIGLX error: drmMap of SAREA failed (%s)\n",
- strerror(-status));
- goto handle_error;
- }
-
- screen->driScreen =
- (*screen->legacy->createNewScreen)(pScreen->myNum,
- &ddx_version,
- &dri_version,
- &drm_version,
- &framebuffer,
- pSAREA,
- fd,
- loader_extensions,
- &driConfigs,
- screen);
-
- if (screen->driScreen == NULL) {
- LogMessage(X_ERROR,
- "AIGLX error: Calling driver entry point failed\n");
- goto handle_error;
- }
-
- screen->base.fbconfigs = glxConvertConfigs(screen->core,
- driConfigs, GLX_WINDOW_BIT);
-
- initializeExtensions(screen);
-
- DRIGetTexOffsetFuncs(pScreen, &screen->texOffsetStart,
- &screen->texOffsetFinish);
-
- __glXScreenInit(&screen->base, pScreen);
-
- /* The first call simply determines the length of the extension string.
- * This allows us to allocate some memory to hold the extension string,
- * but it requires that we call __glXGetExtensionString a second time.
- */
- buffer_size = __glXGetExtensionString(screen->glx_enable_bits, NULL);
- if (buffer_size > 0) {
- if (screen->base.GLXextensions != NULL) {
- xfree(screen->base.GLXextensions);
- }
-
- screen->base.GLXextensions = xnfalloc(buffer_size);
- (void) __glXGetExtensionString(screen->glx_enable_bits,
- screen->base.GLXextensions);
- }
-
- __glXsetEnterLeaveServerFuncs(__glXDRIenterServer, __glXDRIleaveServer);
-
- screen->enterVT = pScrn->EnterVT;
- pScrn->EnterVT = glxDRIEnterVT;
- screen->leaveVT = pScrn->LeaveVT;
- pScrn->LeaveVT = glxDRILeaveVT;
-
- LogMessage(X_INFO,
- "AIGLX: Loaded and initialized %s\n", filename);
-
- return &screen->base;
-
- handle_error:
- if (pSAREA != NULL)
- drmUnmap(pSAREA, SAREA_MAX);
-
- if (framebuffer.base != NULL)
- drmUnmap((drmAddress)framebuffer.base, framebuffer.size);
-
- if (fd >= 0)
- drmCloseOnce(fd);
-
- DRICloseConnection(pScreen);
-
- if (screen->driver)
- dlclose(screen->driver);
-
- xfree(screen);
-
- LogMessage(X_ERROR, "AIGLX: reverting to software rendering\n");
-
- return NULL;
-}
-
-_X_EXPORT __GLXprovider __glXDRIProvider = {
- __glXDRIscreenProbe,
- "DRI",
- NULL
-};
+/*
+ * Copyright © 2006 Red Hat, Inc
+ *
+ * Permission to use, copy, modify, distribute, and sell this software
+ * and its documentation for any purpose is hereby granted without
+ * fee, provided that the above copyright notice appear in all copies
+ * and that both that copyright notice and this permission notice
+ * appear in supporting documentation, and that the name of Red Hat,
+ * Inc not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. Red Hat, Inc makes no representations about the
+ * suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * RED HAT, INC DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
+ * NO EVENT SHALL RED HAT, INC BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+ * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <sys/time.h>
+#include <dlfcn.h>
+
+#include <drm.h>
+#include <GL/gl.h>
+#include <GL/internal/dri_interface.h>
+#include <GL/glxtokens.h>
+
+#include <windowstr.h>
+#include <os.h>
+#include <damage.h>
+
+#define _XF86DRI_SERVER_
+#include <drm_sarea.h>
+#include <xf86drm.h>
+#include <X11/dri/xf86driproto.h>
+#include <xf86str.h>
+#include <xf86.h>
+#include <dri.h>
+
+#include "servermd.h"
+
+#define DRI_NEW_INTERFACE_ONLY
+#include "glxserver.h"
+#include "glxutil.h"
+#include "glxdricommon.h"
+
+#include "g_disptab.h"
+#include "glapitable.h"
+#include "glapi.h"
+#include "glthread.h"
+#include "dispatch.h"
+#include "extension_string.h"
+
+typedef struct __GLXDRIscreen __GLXDRIscreen;
+typedef struct __GLXDRIcontext __GLXDRIcontext;
+typedef struct __GLXDRIdrawable __GLXDRIdrawable;
+
+struct __GLXDRIscreen {
+ __GLXscreen base;
+ __DRIscreen *driScreen;
+ void *driver;
+
+ xf86EnterVTProc *enterVT;
+ xf86LeaveVTProc *leaveVT;
+
+ const __DRIcoreExtension *core;
+ const __DRIlegacyExtension *legacy;
+ const __DRIcopySubBufferExtension *copySubBuffer;
+ const __DRIswapControlExtension *swapControl;
+
+#ifdef __DRI_TEX_OFFSET
+ const __DRItexOffsetExtension *texOffset;
+ DRITexOffsetStartProcPtr texOffsetStart;
+ DRITexOffsetFinishProcPtr texOffsetFinish;
+ __GLXDRIdrawable *texOffsetOverride[16];
+ GLuint lastTexOffsetOverride;
+#endif
+
+ unsigned char glx_enable_bits[__GLX_EXT_BYTES];
+};
+
+struct __GLXDRIcontext {
+ __GLXcontext base;
+ __DRIcontext *driContext;
+ XID hwContextID;
+};
+
+struct __GLXDRIdrawable {
+ __GLXdrawable base;
+ __DRIdrawable *driDrawable;
+
+ /* Pulled in from old __GLXpixmap */
+#ifdef __DRI_TEX_OFFSET
+ GLint texname;
+ __GLXDRIcontext *ctx;
+ unsigned long long offset;
+ DamagePtr pDamage;
+#endif
+};
+
+static void
+__glXDRIleaveServer(GLboolean rendering)
+{
+ int i;
+
+ for (i = 0; rendering && i < screenInfo.numScreens; i++) {
+ __GLXDRIscreen * const screen =
+ (__GLXDRIscreen *) glxGetScreen(screenInfo.screens[i]);
+ GLuint lastOverride = screen->lastTexOffsetOverride;
+
+ if (lastOverride) {
+ __GLXDRIdrawable **texOffsetOverride = screen->texOffsetOverride;
+ int j;
+
+ for (j = 0; j < lastOverride; j++) {
+ __GLXDRIdrawable *pGlxPix = texOffsetOverride[j];
+
+ if (pGlxPix && pGlxPix->texname) {
+ pGlxPix->offset =
+ screen->texOffsetStart((PixmapPtr)pGlxPix->base.pDraw);
+ }
+ }
+ }
+ }
+
+ DRIBlockHandler(NULL, NULL, NULL);
+
+ for (i = 0; rendering && i < screenInfo.numScreens; i++) {
+ __GLXDRIscreen * const screen =
+ (__GLXDRIscreen *) glxGetScreen(screenInfo.screens[i]);
+ GLuint lastOverride = screen->lastTexOffsetOverride;
+
+ if (lastOverride) {
+ __GLXDRIdrawable **texOffsetOverride = screen->texOffsetOverride;
+ int j;
+
+ for (j = 0; j < lastOverride; j++) {
+ __GLXDRIdrawable *pGlxPix = texOffsetOverride[j];
+
+ if (pGlxPix && pGlxPix->texname) {
+ screen->texOffset->setTexOffset(pGlxPix->ctx->driContext,
+ pGlxPix->texname,
+ pGlxPix->offset,
+ pGlxPix->base.pDraw->depth,
+ ((PixmapPtr)pGlxPix->base.pDraw)->devKind);
+ }
+ }
+ }
+ }
+}
+
+static void
+__glXDRIenterServer(GLboolean rendering)
+{
+ int i;
+
+ for (i = 0; rendering && i < screenInfo.numScreens; i++) {
+ __GLXDRIscreen * const screen = (__GLXDRIscreen *)
+ glxGetScreen(screenInfo.screens[i]);
+
+ if (screen->lastTexOffsetOverride) {
+ CALL_Flush(GET_DISPATCH(), ());
+ break;
+ }
+ }
+
+ DRIWakeupHandler(NULL, 0, NULL);
+}
+
+
+static void
+__glXDRIdoReleaseTexImage(__GLXDRIscreen *screen, __GLXDRIdrawable *drawable)
+{
+ GLuint lastOverride = screen->lastTexOffsetOverride;
+
+ if (lastOverride) {
+ __GLXDRIdrawable **texOffsetOverride = screen->texOffsetOverride;
+ int i;
+
+ for (i = 0; i < lastOverride; i++) {
+ if (texOffsetOverride[i] == drawable) {
+ if (screen->texOffsetFinish)
+ screen->texOffsetFinish((PixmapPtr)drawable->base.pDraw);
+
+ texOffsetOverride[i] = NULL;
+
+ if (i + 1 == lastOverride) {
+ lastOverride = 0;
+
+ while (i--) {
+ if (texOffsetOverride[i]) {
+ lastOverride = i + 1;
+ break;
+ }
+ }
+
+ screen->lastTexOffsetOverride = lastOverride;
+
+ break;
+ }
+ }
+ }
+ }
+}
+
+
+static void
+__glXDRIdrawableDestroy(__GLXdrawable *drawable)
+{
+ __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
+ __GLXDRIscreen *screen;
+ int i;
+
+ for (i = 0; i < screenInfo.numScreens; i++) {
+ screen = (__GLXDRIscreen *) glxGetScreen(screenInfo.screens[i]);
+ __glXDRIdoReleaseTexImage(screen, private);
+ }
+
+ /* If the X window was destroyed, the dri DestroyWindow hook will
+ * aready have taken care of this, so only call if pDraw isn't NULL. */
+ if (drawable->pDraw != NULL) {
+ screen = (__GLXDRIscreen *) glxGetScreen(drawable->pDraw->pScreen);
+ (*screen->core->destroyDrawable)(private->driDrawable);
+
+ __glXenterServer(GL_FALSE);
+ DRIDestroyDrawable(drawable->pDraw->pScreen,
+ serverClient, drawable->pDraw);
+ __glXleaveServer(GL_FALSE);
+ }
+
+ __glXDrawableRelease(drawable);
+
+ xfree(private);
+}
+
+static GLboolean
+__glXDRIdrawableSwapBuffers(ClientPtr client, __GLXdrawable *basePrivate)
+{
+ __GLXDRIdrawable *private = (__GLXDRIdrawable *) basePrivate;
+ __GLXDRIscreen *screen =
+ (__GLXDRIscreen *) glxGetScreen(basePrivate->pDraw->pScreen);
+
+ (*screen->core->swapBuffers)(private->driDrawable);
+
+ return TRUE;
+}
+
+
+static int
+__glXDRIdrawableSwapInterval(__GLXdrawable *baseDrawable, int interval)
+{
+ __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseDrawable;
+ __GLXDRIscreen *screen =
+ (__GLXDRIscreen *) glxGetScreen(baseDrawable->pDraw->pScreen);
+
+ if (screen->swapControl)
+ screen->swapControl->setSwapInterval(draw->driDrawable, interval);
+
+ return 0;
+}
+
+
+static void
+__glXDRIdrawableCopySubBuffer(__GLXdrawable *basePrivate,
+ int x, int y, int w, int h)
+{
+ __GLXDRIdrawable *private = (__GLXDRIdrawable *) basePrivate;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *)
+ glxGetScreen(basePrivate->pDraw->pScreen);
+
+ if (screen->copySubBuffer)
+ screen->copySubBuffer->copySubBuffer(private->driDrawable, x, y, w, h);
+}
+
+static void
+__glXDRIcontextDestroy(__GLXcontext *baseContext)
+{
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
+ Bool retval;
+
+ screen->core->destroyContext(context->driContext);
+
+ __glXenterServer(GL_FALSE);
+ retval = DRIDestroyContext(baseContext->pGlxScreen->pScreen,
+ context->hwContextID);
+ __glXleaveServer(GL_FALSE);
+
+ __glXContextDestroy(&context->base);
+ xfree(context);
+}
+
+static int
+__glXDRIcontextMakeCurrent(__GLXcontext *baseContext)
+{
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
+ __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseContext->drawPriv;
+ __GLXDRIdrawable *read = (__GLXDRIdrawable *) baseContext->readPriv;
+
+ return (*screen->core->bindContext)(context->driContext,
+ draw->driDrawable,
+ read->driDrawable);
+}
+
+static int
+__glXDRIcontextLoseCurrent(__GLXcontext *baseContext)
+{
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
+
+ return (*screen->core->unbindContext)(context->driContext);
+}
+
+static int
+__glXDRIcontextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc,
+ unsigned long mask)
+{
+ __GLXDRIcontext *dst = (__GLXDRIcontext *) baseDst;
+ __GLXDRIcontext *src = (__GLXDRIcontext *) baseSrc;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) dst->base.pGlxScreen;
+
+ return (*screen->core->copyContext)(dst->driContext,
+ src->driContext, mask);
+}
+
+static int
+__glXDRIcontextForceCurrent(__GLXcontext *baseContext)
+{
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+ __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseContext->drawPriv;
+ __GLXDRIdrawable *read = (__GLXDRIdrawable *) baseContext->readPriv;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
+
+ return (*screen->core->bindContext)(context->driContext,
+ draw->driDrawable,
+ read->driDrawable);
+}
+
+static void
+glxFillAlphaChannel (CARD32 *pixels, CARD32 rowstride, int width, int height)
+{
+ int i;
+ CARD32 *p, *end;
+
+ rowstride /= 4;
+
+ for (i = 0; i < height; i++)
+ {
+ p = pixels;
+ end = p + width;
+ while (p < end)
+ *p++ |= 0xFF000000;
+ pixels += rowstride;
+ }
+}
+
+static Bool
+testTexOffset(__GLXDRIscreen * const screen, PixmapPtr pPixmap)
+{
+ Bool ret;
+
+ if (!screen->texOffsetStart || !screen->texOffset)
+ return FALSE;
+
+ __glXenterServer(GL_FALSE);
+ ret = screen->texOffsetStart(pPixmap) != ~0ULL;
+ __glXleaveServer(GL_FALSE);
+
+ return ret;
+}
+
+/*
+ * (sticking this here for lack of a better place)
+ * Known issues with the GLX_EXT_texture_from_pixmap implementation:
+ * - In general we ignore the fbconfig, lots of examples follow
+ * - No fbconfig handling for multiple mipmap levels
+ * - No fbconfig handling for 1D textures
+ * - No fbconfig handling for TEXTURE_TARGET
+ * - No fbconfig exposure of Y inversion state
+ * - No GenerateMipmapEXT support (due to no FBO support)
+ * - No support for anything but 16bpp and 32bpp-sparse pixmaps
+ */
+
+static int
+__glXDRIbindTexImage(__GLXcontext *baseContext,
+ int buffer,
+ __GLXdrawable *glxPixmap)
+{
+ RegionPtr pRegion = NULL;
+ PixmapPtr pixmap;
+ int bpp, override = 0, texname;
+ GLenum format, type;
+ ScreenPtr pScreen = glxPixmap->pDraw->pScreen;
+ __GLXDRIdrawable *driDraw = (__GLXDRIdrawable *) glxPixmap;
+ __GLXDRIscreen * const screen = (__GLXDRIscreen *) glxGetScreen(pScreen);
+
+ CALL_GetIntegerv(GET_DISPATCH(), (glxPixmap->target == GL_TEXTURE_2D ?
+ GL_TEXTURE_BINDING_2D :
+ GL_TEXTURE_BINDING_RECTANGLE_NV,
+ &texname));
+
+ if (!texname)
+ return __glXError(GLXBadContextState);
+
+ pixmap = (PixmapPtr) glxPixmap->pDraw;
+
+ if (testTexOffset(screen, pixmap)) {
+ __GLXDRIdrawable **texOffsetOverride = screen->texOffsetOverride;
+ int i, firstEmpty = 16;
+
+ for (i = 0; i < 16; i++) {
+ if (texOffsetOverride[i] == driDraw)
+ goto alreadyin;
+
+ if (firstEmpty == 16 && !texOffsetOverride[i])
+ firstEmpty = i;
+ }
+
+ if (firstEmpty == 16) {
+ ErrorF("%s: Failed to register texture offset override\n", __func__);
+ goto nooverride;
+ }
+
+ if (firstEmpty >= screen->lastTexOffsetOverride)
+ screen->lastTexOffsetOverride = firstEmpty + 1;
+
+ texOffsetOverride[firstEmpty] = driDraw;
+
+alreadyin:
+ override = 1;
+
+ driDraw->ctx = (__GLXDRIcontext*)baseContext;
+
+ if (texname == driDraw->texname)
+ return Success;
+
+ driDraw->texname = texname;
+
+ screen->texOffset->setTexOffset(driDraw->ctx->driContext, texname, 0,
+ pixmap->drawable.depth,
+ pixmap->devKind);
+ }
+nooverride:
+
+ if (!driDraw->pDamage) {
+ if (!override) {
+ driDraw->pDamage = DamageCreate(NULL, NULL, DamageReportNone,
+ TRUE, pScreen, NULL);
+ if (!driDraw->pDamage)
+ return BadAlloc;
+
+ DamageRegister ((DrawablePtr) pixmap, driDraw->pDamage);
+ }
+
+ pRegion = NULL;
+ } else {
+ pRegion = DamageRegion(driDraw->pDamage);
+ if (REGION_NIL(pRegion))
+ return Success;
+ }
+
+ /* XXX 24bpp packed, 8, etc */
+ if (pixmap->drawable.depth >= 24) {
+ bpp = 4;
+ format = GL_BGRA;
+ type =
+#if X_BYTE_ORDER == X_BIG_ENDIAN
+ !override ? GL_UNSIGNED_INT_8_8_8_8_REV :
+#endif
+ GL_UNSIGNED_BYTE;
+ } else {
+ bpp = 2;
+ format = GL_RGB;
+ type = GL_UNSIGNED_SHORT_5_6_5;
+ }
+
+ if (pRegion == NULL)
+ {
+ void *data = NULL;
+
+ if (!override) {
+ unsigned pitch = PixmapBytePad(pixmap->drawable.width,
+ pixmap->drawable.depth);
+
+ data = xalloc(pitch * pixmap->drawable.height);
+
+ __glXenterServer(GL_FALSE);
+ pScreen->GetImage(&pixmap->drawable, 0 /*pixmap->drawable.x*/,
+ 0 /*pixmap->drawable.y*/, pixmap->drawable.width,
+ pixmap->drawable.height, ZPixmap, ~0, data);
+ __glXleaveServer(GL_FALSE);
+
+ if (pixmap->drawable.depth == 24)
+ glxFillAlphaChannel(data,
+ pitch,
+ pixmap->drawable.width,
+ pixmap->drawable.height);
+
+ CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_ROW_LENGTH,
+ pitch / bpp) );
+ CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_SKIP_PIXELS, 0) );
+ CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_SKIP_ROWS, 0) );
+ }
+
+ CALL_TexImage2D( GET_DISPATCH(),
+ (glxPixmap->target,
+ 0,
+ bpp == 4 ? 4 : 3,
+ pixmap->drawable.width,
+ pixmap->drawable.height,
+ 0,
+ format,
+ type,
+ data) );
+
+ xfree(data);
+ } else if (!override) {
+ int i, numRects;
+ BoxPtr p;
+
+ numRects = REGION_NUM_RECTS (pRegion);
+ p = REGION_RECTS (pRegion);
+
+ CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_SKIP_PIXELS, 0) );
+ CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_SKIP_ROWS, 0) );
+
+ for (i = 0; i < numRects; i++)
+ {
+ unsigned pitch = PixmapBytePad(p[i].x2 - p[i].x1,
+ pixmap->drawable.depth);
+ void *data = xalloc(pitch * (p[i].y2 - p[i].y1));
+
+ __glXenterServer(GL_FALSE);
+ pScreen->GetImage(&pixmap->drawable, /*pixmap->drawable.x +*/ p[i].x1,
+ /*pixmap->drawable.y*/ + p[i].y1, p[i].x2 - p[i].x1,
+ p[i].y2 - p[i].y1, ZPixmap, ~0, data);
+ __glXleaveServer(GL_FALSE);
+
+ if (pixmap->drawable.depth == 24)
+ glxFillAlphaChannel(data,
+ pitch,
+ p[i].x2 - p[i].x1,
+ p[i].y2 - p[i].y1);
+
+ CALL_PixelStorei( GET_DISPATCH(), (GL_UNPACK_ROW_LENGTH,
+ pitch / bpp) );
+
+ CALL_TexSubImage2D( GET_DISPATCH(),
+ (glxPixmap->target,
+ 0,
+ p[i].x1, p[i].y1,
+ p[i].x2 - p[i].x1, p[i].y2 - p[i].y1,
+ format,
+ type,
+ data) );
+
+ xfree(data);
+ }
+ }
+
+ if (!override)
+ DamageEmpty(driDraw->pDamage);
+
+ return Success;
+}
+
+static int
+__glXDRIreleaseTexImage(__GLXcontext *baseContext,
+ int buffer,
+ __GLXdrawable *pixmap)
+{
+ __GLXDRIscreen *screen =
+ (__GLXDRIscreen *) glxGetScreen(pixmap->pDraw->pScreen);
+ __GLXDRIdrawable *drawable = (__GLXDRIdrawable *) pixmap;
+
+ __glXDRIdoReleaseTexImage(screen, drawable);
+
+ return Success;
+}
+
+static __GLXtextureFromPixmap __glXDRItextureFromPixmap = {
+ __glXDRIbindTexImage,
+ __glXDRIreleaseTexImage
+};
+
+static void
+__glXDRIscreenDestroy(__GLXscreen *baseScreen)
+{
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) baseScreen;
+
+ screen->core->destroyScreen(screen->driScreen);
+
+ dlclose(screen->driver);
+
+ __glXScreenDestroy(baseScreen);
+
+ xfree(screen);
+}
+
+static __GLXcontext *
+__glXDRIscreenCreateContext(__GLXscreen *baseScreen,
+ __GLXconfig *glxConfig,
+ __GLXcontext *baseShareContext)
+{
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) baseScreen;
+ __GLXDRIcontext *context, *shareContext;
+ __GLXDRIconfig *config = (__GLXDRIconfig *) glxConfig;
+ VisualPtr visual;
+ int i;
+ GLboolean retval;
+ __DRIcontext *driShare;
+ drm_context_t hwContext;
+ ScreenPtr pScreen = baseScreen->pScreen;
+
+ shareContext = (__GLXDRIcontext *) baseShareContext;
+ if (shareContext)
+ driShare = shareContext->driContext;
+ else
+ driShare = NULL;
+
+ if (baseShareContext && baseShareContext->isDirect)
+ return NULL;
+
+ context = xcalloc(1, sizeof *context);
+ if (context == NULL)
+ return NULL;
+
+ context->base.destroy = __glXDRIcontextDestroy;
+ context->base.makeCurrent = __glXDRIcontextMakeCurrent;
+ context->base.loseCurrent = __glXDRIcontextLoseCurrent;
+ context->base.copy = __glXDRIcontextCopy;
+ context->base.forceCurrent = __glXDRIcontextForceCurrent;
+
+ context->base.textureFromPixmap = &__glXDRItextureFromPixmap;
+ /* Find the requested X visual */
+ visual = pScreen->visuals;
+ for (i = 0; i < pScreen->numVisuals; i++, visual++)
+ if (visual->vid == glxConfig->visualID)
+ break;
+ if (i == pScreen->numVisuals)
+ return NULL;
+
+ context->hwContextID = FakeClientID(0);
+
+ __glXenterServer(GL_FALSE);
+ retval = DRICreateContext(baseScreen->pScreen, visual,
+ context->hwContextID, &hwContext);
+ __glXleaveServer(GL_FALSE);
+
+ if (!retval)
+ return NULL;
+
+ context->driContext =
+ screen->legacy->createNewContext(screen->driScreen,
+ config->driConfig,
+ 0, /* render type */
+ driShare,
+ hwContext,
+ context);
+
+ if (context->driContext == NULL) {
+ __glXenterServer(GL_FALSE);
+ retval = DRIDestroyContext(baseScreen->pScreen, context->hwContextID);
+ __glXleaveServer(GL_FALSE);
+ xfree(context);
+ return NULL;
+ }
+
+ return &context->base;
+}
+
+static __GLXdrawable *
+__glXDRIscreenCreateDrawable(ClientPtr client,
+ __GLXscreen *screen,
+ DrawablePtr pDraw,
+ XID drawId,
+ int type,
+ XID glxDrawId,
+ __GLXconfig *glxConfig)
+{
+ __GLXDRIscreen *driScreen = (__GLXDRIscreen *) screen;
+ __GLXDRIconfig *config = (__GLXDRIconfig *) glxConfig;
+ __GLXDRIdrawable *private;
+ GLboolean retval;
+ drm_drawable_t hwDrawable;
+
+ private = xcalloc(1, sizeof *private);
+ if (private == NULL)
+ return NULL;
+
+ if (!__glXDrawableInit(&private->base, screen,
+ pDraw, type, glxDrawId, glxConfig)) {
+ xfree(private);
+ return NULL;
+ }
+
+ private->base.destroy = __glXDRIdrawableDestroy;
+ private->base.swapBuffers = __glXDRIdrawableSwapBuffers;
+ private->base.copySubBuffer = __glXDRIdrawableCopySubBuffer;
+ private->base.waitX = NULL;
+ private->base.waitGL = NULL;
+
+ __glXenterServer(GL_FALSE);
+ retval = DRICreateDrawable(screen->pScreen, serverClient,
+ pDraw, &hwDrawable);
+ __glXleaveServer(GL_FALSE);
+
+ if (!retval) {
+ xfree(private);
+ return NULL;
+ }
+
+ /* The last argument is 'attrs', which is used with pbuffers which
+ * we currently don't support. */
+
+ private->driDrawable =
+ (driScreen->legacy->createNewDrawable)(driScreen->driScreen,
+ config->driConfig,
+ hwDrawable, 0, NULL, private);
+
+ if (private->driDrawable == NULL) {
+ __glXenterServer(GL_FALSE);
+ DRIDestroyDrawable(screen->pScreen, serverClient, pDraw);
+ __glXleaveServer(GL_FALSE);
+ xfree(private);
+ return NULL;
+ }
+
+ return &private->base;
+}
+
+static GLboolean
+getDrawableInfo(__DRIdrawable *driDrawable,
+ unsigned int *index, unsigned int *stamp,
+ int *x, int *y, int *width, int *height,
+ int *numClipRects, drm_clip_rect_t **ppClipRects,
+ int *backX, int *backY,
+ int *numBackClipRects, drm_clip_rect_t **ppBackClipRects,
+ void *data)
+{
+ __GLXDRIdrawable *drawable = data;
+ ScreenPtr pScreen;
+ drm_clip_rect_t *pClipRects, *pBackClipRects;
+ GLboolean retval;
+ size_t size;
+
+ /* If the X window has been destroyed, give up here. */
+ if (drawable->base.pDraw == NULL)
+ return GL_FALSE;
+
+ pScreen = drawable->base.pDraw->pScreen;
+ __glXenterServer(GL_FALSE);
+ retval = DRIGetDrawableInfo(pScreen, drawable->base.pDraw, index, stamp,
+ x, y, width, height,
+ numClipRects, &pClipRects,
+ backX, backY,
+ numBackClipRects, &pBackClipRects);
+ __glXleaveServer(GL_FALSE);
+
+ if (retval && *numClipRects > 0) {
+ size = sizeof (drm_clip_rect_t) * *numClipRects;
+ *ppClipRects = xalloc (size);
+
+ /* Clip cliprects to screen dimensions (redirected windows) */
+ if (*ppClipRects != NULL) {
+ int i, j;
+
+ for (i = 0, j = 0; i < *numClipRects; i++) {
+ (*ppClipRects)[j].x1 = max(pClipRects[i].x1, 0);
+ (*ppClipRects)[j].y1 = max(pClipRects[i].y1, 0);
+ (*ppClipRects)[j].x2 = min(pClipRects[i].x2, pScreen->width);
+ (*ppClipRects)[j].y2 = min(pClipRects[i].y2, pScreen->height);
+
+ if ((*ppClipRects)[j].x1 < (*ppClipRects)[j].x2 &&
+ (*ppClipRects)[j].y1 < (*ppClipRects)[j].y2) {
+ j++;
+ }
+ }
+
+ if (*numClipRects != j) {
+ *numClipRects = j;
+ *ppClipRects = xrealloc (*ppClipRects,
+ sizeof (drm_clip_rect_t) *
+ *numClipRects);
+ }
+ } else
+ *numClipRects = 0;
+ }
+ else {
+ *ppClipRects = NULL;
+ *numClipRects = 0;
+ }
+
+ if (retval && *numBackClipRects > 0) {
+ size = sizeof (drm_clip_rect_t) * *numBackClipRects;
+ *ppBackClipRects = xalloc (size);
+ if (*ppBackClipRects != NULL)
+ memcpy (*ppBackClipRects, pBackClipRects, size);
+ else
+ *numBackClipRects = 0;
+ }
+ else {
+ *ppBackClipRects = NULL;
+ *numBackClipRects = 0;
+ }
+
+ return retval;
+}
+
+static void __glXReportDamage(__DRIdrawable *driDraw,
+ int x, int y,
+ drm_clip_rect_t *rects, int num_rects,
+ GLboolean front_buffer,
+ void *data)
+{
+ __GLXDRIdrawable *drawable = data;
+ DrawablePtr pDraw = drawable->base.pDraw;
+ RegionRec region;
+
+ __glXenterServer(GL_FALSE);
+
+ REGION_INIT(pDraw->pScreen, ®ion, (BoxPtr) rects, num_rects);
+ REGION_TRANSLATE(pScreen, ®ion, pDraw->x, pDraw->y);
+ DamageRegionAppend(pDraw, ®ion);
+ /* This is wrong, this needs a seperate function. */
+ DamageRegionProcessPending(pDraw);
+ REGION_UNINIT(pDraw->pScreen, ®ion);
+
+ __glXleaveServer(GL_FALSE);
+}
+
+static const __DRIgetDrawableInfoExtension getDrawableInfoExtension = {
+ { __DRI_GET_DRAWABLE_INFO, __DRI_GET_DRAWABLE_INFO_VERSION },
+ getDrawableInfo
+};
+
+static const __DRIdamageExtension damageExtension = {
+ { __DRI_DAMAGE, __DRI_DAMAGE_VERSION },
+ __glXReportDamage,
+};
+
+static const __DRIextension *loader_extensions[] = {
+ &systemTimeExtension.base,
+ &getDrawableInfoExtension.base,
+ &damageExtension.base,
+ NULL
+};
+
+
+
+static const char dri_driver_path[] = DRI_DRIVER_PATH;
+
+static Bool
+glxDRIEnterVT (int index, int flags)
+{
+ __GLXDRIscreen *screen = (__GLXDRIscreen *)
+ glxGetScreen(screenInfo.screens[index]);
+
+ LogMessage(X_INFO, "AIGLX: Resuming AIGLX clients after VT switch\n");
+
+ if (!(*screen->enterVT) (index, flags))
+ return FALSE;
+
+ glxResumeClients();
+
+ return TRUE;
+}
+
+static void
+glxDRILeaveVT (int index, int flags)
+{
+ __GLXDRIscreen *screen = (__GLXDRIscreen *)
+ glxGetScreen(screenInfo.screens[index]);
+
+ LogMessage(X_INFO, "AIGLX: Suspending AIGLX clients for VT switch\n");
+
+ glxSuspendClients();
+
+ return (*screen->leaveVT) (index, flags);
+}
+
+static void
+initializeExtensions(__GLXDRIscreen *screen)
+{
+ const __DRIextension **extensions;
+ int i;
+
+ extensions = screen->core->getExtensions(screen->driScreen);
+
+ for (i = 0; extensions[i]; i++) {
+#ifdef __DRI_READ_DRAWABLE
+ if (strcmp(extensions[i]->name, __DRI_READ_DRAWABLE) == 0) {
+ __glXEnableExtension(screen->glx_enable_bits,
+ "GLX_SGI_make_current_read");
+
+ LogMessage(X_INFO, "AIGLX: enabled GLX_SGI_make_current_read\n");
+ }
+#endif
+
+#ifdef __DRI_COPY_SUB_BUFFER
+ if (strcmp(extensions[i]->name, __DRI_COPY_SUB_BUFFER) == 0) {
+ screen->copySubBuffer = (__DRIcopySubBufferExtension *) extensions[i];
+ __glXEnableExtension(screen->glx_enable_bits,
+ "GLX_MESA_copy_sub_buffer");
+
+ LogMessage(X_INFO, "AIGLX: enabled GLX_MESA_copy_sub_buffer\n");
+ }
+#endif
+
+#ifdef __DRI_SWAP_CONTROL
+ if (strcmp(extensions[i]->name, __DRI_SWAP_CONTROL) == 0) {
+ screen->swapControl = (__DRIswapControlExtension *) extensions[i];
+ __glXEnableExtension(screen->glx_enable_bits,
+ "GLX_SGI_swap_control");
+ __glXEnableExtension(screen->glx_enable_bits,
+ "GLX_MESA_swap_control");
+
+ LogMessage(X_INFO, "AIGLX: enabled GLX_SGI_swap_control and GLX_MESA_swap_control\n");
+ }
+#endif
+
+#ifdef __DRI_TEX_OFFSET
+ if (strcmp(extensions[i]->name, __DRI_TEX_OFFSET) == 0) {
+ screen->texOffset = (__DRItexOffsetExtension *) extensions[i];
+ LogMessage(X_INFO, "AIGLX: enabled GLX_texture_from_pixmap with driver support\n");
+ }
+#endif
+ /* Ignore unknown extensions */
+ }
+}
+
+static __GLXscreen *
+__glXDRIscreenProbe(ScreenPtr pScreen)
+{
+ drm_handle_t hSAREA;
+ drmAddress pSAREA = NULL;
+ char *BusID;
+ __DRIversion ddx_version;
+ __DRIversion dri_version;
+ __DRIversion drm_version;
+ __DRIframebuffer framebuffer;
+ int fd = -1;
+ int status;
+ drm_magic_t magic;
+ drmVersionPtr version;
+ int newlyopened;
+ char *driverName;
+ drm_handle_t hFB;
+ int junk;
+ __GLXDRIscreen *screen;
+ char filename[128];
+ Bool isCapable;
+ size_t buffer_size;
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ const __DRIconfig **driConfigs;
+ const __DRIextension **extensions;
+ int i;
+
+ if (!xf86LoaderCheckSymbol("DRIQueryDirectRenderingCapable") ||
+ !DRIQueryDirectRenderingCapable(pScreen, &isCapable) ||
+ !isCapable) {
+ LogMessage(X_INFO,
+ "AIGLX: Screen %d is not DRI capable\n", pScreen->myNum);
+ return NULL;
+ }
+
+ screen = xcalloc(1, sizeof *screen);
+ if (screen == NULL)
+ return NULL;
+
+ screen->base.destroy = __glXDRIscreenDestroy;
+ screen->base.createContext = __glXDRIscreenCreateContext;
+ screen->base.createDrawable = __glXDRIscreenCreateDrawable;
+ screen->base.swapInterval = __glXDRIdrawableSwapInterval;
+ screen->base.pScreen = pScreen;
+
+ __glXInitExtensionEnableBits(screen->glx_enable_bits);
+
+ /* DRI protocol version. */
+ dri_version.major = XF86DRI_MAJOR_VERSION;
+ dri_version.minor = XF86DRI_MINOR_VERSION;
+ dri_version.patch = XF86DRI_PATCH_VERSION;
+
+ if (!DRIOpenConnection(pScreen, &hSAREA, &BusID)) {
+ LogMessage(X_ERROR, "AIGLX error: DRIOpenConnection failed\n");
+ goto handle_error;
+ }
+
+ fd = drmOpenOnce(NULL, BusID, &newlyopened);
+
+ if (fd < 0) {
+ LogMessage(X_ERROR, "AIGLX error: drmOpenOnce failed (%s)\n",
+ strerror(-fd));
+ goto handle_error;
+ }
+
+ if (drmGetMagic(fd, &magic)) {
+ LogMessage(X_ERROR, "AIGLX error: drmGetMagic failed\n");
+ goto handle_error;
+ }
+
+ version = drmGetVersion(fd);
+ if (version) {
+ drm_version.major = version->version_major;
+ drm_version.minor = version->version_minor;
+ drm_version.patch = version->version_patchlevel;
+ drmFreeVersion(version);
+ }
+ else {
+ drm_version.major = -1;
+ drm_version.minor = -1;
+ drm_version.patch = -1;
+ }
+
+ if (newlyopened && !DRIAuthConnection(pScreen, magic)) {
+ LogMessage(X_ERROR, "AIGLX error: DRIAuthConnection failed\n");
+ goto handle_error;
+ }
+
+ /* Get device name (like "tdfx") and the ddx version numbers.
+ * We'll check the version in each DRI driver's "createNewScreen"
+ * function. */
+ if (!DRIGetClientDriverName(pScreen,
+ &ddx_version.major,
+ &ddx_version.minor,
+ &ddx_version.patch,
+ &driverName)) {
+ LogMessage(X_ERROR, "AIGLX error: DRIGetClientDriverName failed\n");
+ goto handle_error;
+ }
+
+ snprintf(filename, sizeof filename, "%s/%s_dri.so",
+ dri_driver_path, driverName);
+
+ screen->driver = dlopen(filename, RTLD_LAZY | RTLD_LOCAL);
+ if (screen->driver == NULL) {
+ LogMessage(X_ERROR, "AIGLX error: dlopen of %s failed (%s)\n",
+ filename, dlerror());
+ goto handle_error;
+ }
+
+ extensions = dlsym(screen->driver, __DRI_DRIVER_EXTENSIONS);
+ if (extensions == NULL) {
+ LogMessage(X_ERROR, "AIGLX error: %s exports no extensions (%s)\n",
+ driverName, dlerror());
+ goto handle_error;
+ }
+
+ for (i = 0; extensions[i]; i++) {
+ if (strcmp(extensions[i]->name, __DRI_CORE) == 0 &&
+ extensions[i]->version >= __DRI_CORE_VERSION) {
+ screen->core = (__DRIcoreExtension *) extensions[i];
+ }
+
+ if (strcmp(extensions[i]->name, __DRI_LEGACY) == 0 &&
+ extensions[i]->version >= __DRI_LEGACY_VERSION) {
+ screen->legacy = (__DRIlegacyExtension *) extensions[i];
+ }
+ }
+
+ if (screen->core == NULL || screen->legacy == NULL) {
+ LogMessage(X_ERROR,
+ "AIGLX error: %s does not export required DRI extension\n",
+ driverName);
+ goto handle_error;
+ }
+
+ /*
+ * Get device-specific info. pDevPriv will point to a struct
+ * (such as DRIRADEONRec in xfree86/driver/ati/radeon_dri.h) that
+ * has information about the screen size, depth, pitch, ancilliary
+ * buffers, DRM mmap handles, etc.
+ */
+ if (!DRIGetDeviceInfo(pScreen, &hFB, &junk,
+ &framebuffer.size, &framebuffer.stride,
+ &framebuffer.dev_priv_size, &framebuffer.dev_priv)) {
+ LogMessage(X_ERROR, "AIGLX error: XF86DRIGetDeviceInfo failed\n");
+ goto handle_error;
+ }
+
+ framebuffer.width = pScreen->width;
+ framebuffer.height = pScreen->height;
+
+ /* Map the framebuffer region. */
+ status = drmMap(fd, hFB, framebuffer.size,
+ (drmAddressPtr)&framebuffer.base);
+ if (status != 0) {
+ LogMessage(X_ERROR, "AIGLX error: drmMap of framebuffer failed (%s)\n",
+ strerror(-status));
+ goto handle_error;
+ }
+
+ /* Map the SAREA region. Further mmap regions may be setup in
+ * each DRI driver's "createNewScreen" function.
+ */
+ status = drmMap(fd, hSAREA, SAREA_MAX, &pSAREA);
+ if (status != 0) {
+ LogMessage(X_ERROR, "AIGLX error: drmMap of SAREA failed (%s)\n",
+ strerror(-status));
+ goto handle_error;
+ }
+
+ screen->driScreen =
+ (*screen->legacy->createNewScreen)(pScreen->myNum,
+ &ddx_version,
+ &dri_version,
+ &drm_version,
+ &framebuffer,
+ pSAREA,
+ fd,
+ loader_extensions,
+ &driConfigs,
+ screen);
+
+ if (screen->driScreen == NULL) {
+ LogMessage(X_ERROR,
+ "AIGLX error: Calling driver entry point failed\n");
+ goto handle_error;
+ }
+
+ screen->base.fbconfigs = glxConvertConfigs(screen->core,
+ driConfigs, GLX_WINDOW_BIT);
+
+ initializeExtensions(screen);
+
+ DRIGetTexOffsetFuncs(pScreen, &screen->texOffsetStart,
+ &screen->texOffsetFinish);
+
+ __glXScreenInit(&screen->base, pScreen);
+
+ /* The first call simply determines the length of the extension string.
+ * This allows us to allocate some memory to hold the extension string,
+ * but it requires that we call __glXGetExtensionString a second time.
+ */
+ buffer_size = __glXGetExtensionString(screen->glx_enable_bits, NULL);
+ if (buffer_size > 0) {
+ if (screen->base.GLXextensions != NULL) {
+ xfree(screen->base.GLXextensions);
+ }
+
+ screen->base.GLXextensions = xnfalloc(buffer_size);
+ (void) __glXGetExtensionString(screen->glx_enable_bits,
+ screen->base.GLXextensions);
+ }
+
+ __glXsetEnterLeaveServerFuncs(__glXDRIenterServer, __glXDRIleaveServer);
+
+ screen->enterVT = pScrn->EnterVT;
+ pScrn->EnterVT = glxDRIEnterVT;
+ screen->leaveVT = pScrn->LeaveVT;
+ pScrn->LeaveVT = glxDRILeaveVT;
+
+ LogMessage(X_INFO,
+ "AIGLX: Loaded and initialized %s\n", filename);
+
+ return &screen->base;
+
+ handle_error:
+ if (pSAREA != NULL)
+ drmUnmap(pSAREA, SAREA_MAX);
+
+ if (framebuffer.base != NULL)
+ drmUnmap((drmAddress)framebuffer.base, framebuffer.size);
+
+ if (fd >= 0)
+ drmCloseOnce(fd);
+
+ DRICloseConnection(pScreen);
+
+ if (screen->driver)
+ dlclose(screen->driver);
+
+ xfree(screen);
+
+ LogMessage(X_ERROR, "AIGLX: reverting to software rendering\n");
+
+ return NULL;
+}
+
+_X_EXPORT __GLXprovider __glXDRIProvider = {
+ __glXDRIscreenProbe,
+ "DRI",
+ NULL
+};
diff --git a/xorg-server/glx/glxdri2.c b/xorg-server/glx/glxdri2.c
index 74d6ebc5d..f1396b54d 100644
--- a/xorg-server/glx/glxdri2.c
+++ b/xorg-server/glx/glxdri2.c
@@ -1,805 +1,807 @@
-/*
- * Copyright © 2007 Red Hat, Inc
- *
- * Permission to use, copy, modify, distribute, and sell this software
- * and its documentation for any purpose is hereby granted without
- * fee, provided that the above copyright notice appear in all copies
- * and that both that copyright notice and this permission notice
- * appear in supporting documentation, and that the name of Red Hat,
- * Inc not be used in advertising or publicity pertaining to
- * distribution of the software without specific, written prior
- * permission. Red Hat, Inc makes no representations about the
- * suitability of this software for any purpose. It is provided "as
- * is" without express or implied warranty.
- *
- * RED HAT, INC DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
- * NO EVENT SHALL RED HAT, INC BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
- * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
- * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <stdint.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <dlfcn.h>
-
-#include <drm.h>
-#include <GL/gl.h>
-#include <GL/internal/dri_interface.h>
-#include <GL/glxtokens.h>
-
-#include <windowstr.h>
-#include <os.h>
-
-#define _XF86DRI_SERVER_
-#include <xf86drm.h>
-#include <xf86.h>
-#include <dri2.h>
-
-#include "glxserver.h"
-#include "glxutil.h"
-#include "glxdricommon.h"
-
-#include "g_disptab.h"
-#include "glapitable.h"
-#include "glapi.h"
-#include "glthread.h"
-#include "dispatch.h"
-#include "extension_string.h"
-
-typedef struct __GLXDRIscreen __GLXDRIscreen;
-typedef struct __GLXDRIcontext __GLXDRIcontext;
-typedef struct __GLXDRIdrawable __GLXDRIdrawable;
-
-struct __GLXDRIscreen {
- __GLXscreen base;
- __DRIscreen *driScreen;
- void *driver;
- int fd;
-
- xf86EnterVTProc *enterVT;
- xf86LeaveVTProc *leaveVT;
-
- const __DRIcoreExtension *core;
- const __DRIdri2Extension *dri2;
- const __DRI2flushExtension *flush;
- const __DRIcopySubBufferExtension *copySubBuffer;
- const __DRIswapControlExtension *swapControl;
- const __DRItexBufferExtension *texBuffer;
-
- unsigned char glx_enable_bits[__GLX_EXT_BYTES];
-};
-
-struct __GLXDRIcontext {
- __GLXcontext base;
- __DRIcontext *driContext;
-};
-
-#define MAX_DRAWABLE_BUFFERS 5
-
-struct __GLXDRIdrawable {
- __GLXdrawable base;
- __DRIdrawable *driDrawable;
- __GLXDRIscreen *screen;
-
- /* Dimensions as last reported by DRI2GetBuffers. */
- int width;
- int height;
- __DRIbuffer buffers[MAX_DRAWABLE_BUFFERS];
- int count;
-};
-
-static void
-__glXDRIdrawableDestroy(__GLXdrawable *drawable)
-{
- __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
- const __DRIcoreExtension *core = private->screen->core;
-
- (*core->destroyDrawable)(private->driDrawable);
-
- __glXDrawableRelease(drawable);
-
- xfree(private);
-}
-
-static void
-__glXDRIdrawableCopySubBuffer(__GLXdrawable *drawable,
- int x, int y, int w, int h)
-{
- __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
- BoxRec box;
- RegionRec region;
-
- box.x1 = x;
- box.y1 = private->height - y - h;
- box.x2 = x + w;
- box.y2 = private->height - y;
- REGION_INIT(drawable->pDraw->pScreen, ®ion, &box, 0);
-
- DRI2CopyRegion(drawable->pDraw, ®ion,
- DRI2BufferFrontLeft, DRI2BufferBackLeft);
-}
-
-static void
-__glXDRIdrawableWaitX(__GLXdrawable *drawable)
-{
- __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
- BoxRec box;
- RegionRec region;
-
- box.x1 = 0;
- box.y1 = 0;
- box.x2 = private->width;
- box.y2 = private->height;
- REGION_INIT(drawable->pDraw->pScreen, ®ion, &box, 0);
-
- DRI2CopyRegion(drawable->pDraw, ®ion,
- DRI2BufferFakeFrontLeft, DRI2BufferFrontLeft);
-}
-
-static void
-__glXDRIdrawableWaitGL(__GLXdrawable *drawable)
-{
- __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
- BoxRec box;
- RegionRec region;
-
- box.x1 = 0;
- box.y1 = 0;
- box.x2 = private->width;
- box.y2 = private->height;
- REGION_INIT(drawable->pDraw->pScreen, ®ion, &box, 0);
-
- DRI2CopyRegion(drawable->pDraw, ®ion,
- DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft);
-}
-
-static void
-__glXdriSwapEvent(ClientPtr client, void *data, int type, CARD64 ust,
- CARD64 msc, CARD64 sbc)
-{
- __GLXdrawable *drawable = data;
- xGLXBufferSwapComplete wire;
-
- if (!(drawable->eventMask & GLX_BUFFER_SWAP_COMPLETE_INTEL_MASK))
- return;
-
- wire.type = __glXEventBase + GLX_BufferSwapComplete;
- switch (type) {
- case DRI2_EXCHANGE_COMPLETE:
- wire.event_type = GLX_EXCHANGE_COMPLETE_INTEL;
- break;
- case DRI2_BLIT_COMPLETE:
- wire.event_type = GLX_BLIT_COMPLETE_INTEL;
- break;
- case DRI2_FLIP_COMPLETE:
- wire.event_type = GLX_FLIP_COMPLETE_INTEL;
- break;
- default:
- /* unknown swap completion type */
- break;
- }
- wire.sequenceNumber = client->sequence;
- wire.drawable = drawable->drawId;
- wire.ust_hi = ust >> 32;
- wire.ust_lo = ust & 0xffffffff;
- wire.msc_hi = msc >> 32;
- wire.msc_lo = msc & 0xffffffff;
- wire.sbc_hi = sbc >> 32;
- wire.sbc_lo = sbc & 0xffffffff;
-
- WriteEventsToClient(client, 1, (xEvent *) &wire);
-}
-
-/*
- * Copy or flip back to front, honoring the swap interval if possible.
- *
- * If the kernel supports it, we request an event for the frame when the
- * swap should happen, then perform the copy when we receive it.
- */
-static GLboolean
-__glXDRIdrawableSwapBuffers(ClientPtr client, __GLXdrawable *drawable)
-{
- __GLXDRIdrawable *priv = (__GLXDRIdrawable *) drawable;
- __GLXDRIscreen *screen = priv->screen;
- CARD64 unused;
-
-#if __DRI2_FLUSH_VERSION >= 3
- if (screen->flush) {
- (*screen->flush->flush)(priv->driDrawable);
- (*screen->flush->invalidate)(priv->driDrawable);
- }
-#else
- if (screen->flush)
- (*screen->flush->flushInvalidate)(priv->driDrawable);
-#endif
-
- if (DRI2SwapBuffers(client, drawable->pDraw, 0, 0, 0, &unused,
- __glXdriSwapEvent, drawable->pDraw) != Success)
- return FALSE;
-
- return TRUE;
-}
-
-static int
-__glXDRIdrawableSwapInterval(__GLXdrawable *drawable, int interval)
-{
- if (interval <= 0) /* || interval > BIGNUM? */
- return GLX_BAD_VALUE;
-
- DRI2SwapInterval(drawable->pDraw, interval);
-
- return 0;
-}
-
-static void
-__glXDRIcontextDestroy(__GLXcontext *baseContext)
-{
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
-
- (*screen->core->destroyContext)(context->driContext);
- __glXContextDestroy(&context->base);
- xfree(context);
-}
-
-static int
-__glXDRIcontextMakeCurrent(__GLXcontext *baseContext)
-{
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
- __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseContext->drawPriv;
- __GLXDRIdrawable *read = (__GLXDRIdrawable *) baseContext->readPriv;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
-
- return (*screen->core->bindContext)(context->driContext,
- draw->driDrawable,
- read->driDrawable);
-}
-
-static int
-__glXDRIcontextLoseCurrent(__GLXcontext *baseContext)
-{
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
-
- return (*screen->core->unbindContext)(context->driContext);
-}
-
-static int
-__glXDRIcontextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc,
- unsigned long mask)
-{
- __GLXDRIcontext *dst = (__GLXDRIcontext *) baseDst;
- __GLXDRIcontext *src = (__GLXDRIcontext *) baseSrc;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) dst->base.pGlxScreen;
-
- return (*screen->core->copyContext)(dst->driContext,
- src->driContext, mask);
-}
-
-static int
-__glXDRIcontextForceCurrent(__GLXcontext *baseContext)
-{
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
- __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseContext->drawPriv;
- __GLXDRIdrawable *read = (__GLXDRIdrawable *) baseContext->readPriv;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
-
- return (*screen->core->bindContext)(context->driContext,
- draw->driDrawable,
- read->driDrawable);
-}
-
-static Bool
-__glXDRIcontextWait(__GLXcontext *baseContext,
- __GLXclientState *cl, int *error)
-{
- if (DRI2WaitSwap(cl->client, baseContext->drawPriv->pDraw)) {
- *error = cl->client->noClientException;
- return TRUE;
- }
-
- return FALSE;
-}
-
-#ifdef __DRI_TEX_BUFFER
-
-static int
-__glXDRIbindTexImage(__GLXcontext *baseContext,
- int buffer,
- __GLXdrawable *glxPixmap)
-{
- __GLXDRIdrawable *drawable = (__GLXDRIdrawable *) glxPixmap;
- const __DRItexBufferExtension *texBuffer = drawable->screen->texBuffer;
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
-
- if (texBuffer == NULL)
- return Success;
-
-#if __DRI_TEX_BUFFER_VERSION >= 2
- if (texBuffer->base.version >= 2 && texBuffer->setTexBuffer2 != NULL) {
- (*texBuffer->setTexBuffer2)(context->driContext,
- glxPixmap->target,
- glxPixmap->format,
- drawable->driDrawable);
- } else
-#endif
- {
- texBuffer->setTexBuffer(context->driContext,
- glxPixmap->target,
- drawable->driDrawable);
- }
-
- return Success;
-}
-
-static int
-__glXDRIreleaseTexImage(__GLXcontext *baseContext,
- int buffer,
- __GLXdrawable *pixmap)
-{
- /* FIXME: Just unbind the texture? */
- return Success;
-}
-
-#else
-
-static int
-__glXDRIbindTexImage(__GLXcontext *baseContext,
- int buffer,
- __GLXdrawable *glxPixmap)
-{
- return Success;
-}
-
-static int
-__glXDRIreleaseTexImage(__GLXcontext *baseContext,
- int buffer,
- __GLXdrawable *pixmap)
-{
- return Success;
-}
-
-#endif
-
-static __GLXtextureFromPixmap __glXDRItextureFromPixmap = {
- __glXDRIbindTexImage,
- __glXDRIreleaseTexImage
-};
-
-static void
-__glXDRIscreenDestroy(__GLXscreen *baseScreen)
-{
- __GLXDRIscreen *screen = (__GLXDRIscreen *) baseScreen;
-
- (*screen->core->destroyScreen)(screen->driScreen);
-
- dlclose(screen->driver);
-
- __glXScreenDestroy(baseScreen);
-
- xfree(screen);
-}
-
-static __GLXcontext *
-__glXDRIscreenCreateContext(__GLXscreen *baseScreen,
- __GLXconfig *glxConfig,
- __GLXcontext *baseShareContext)
-{
- __GLXDRIscreen *screen = (__GLXDRIscreen *) baseScreen;
- __GLXDRIcontext *context, *shareContext;
- __GLXDRIconfig *config = (__GLXDRIconfig *) glxConfig;
- __DRIcontext *driShare;
-
- shareContext = (__GLXDRIcontext *) baseShareContext;
- if (shareContext)
- driShare = shareContext->driContext;
- else
- driShare = NULL;
-
- context = xcalloc(1, sizeof *context);
- if (context == NULL)
- return NULL;
-
- context->base.destroy = __glXDRIcontextDestroy;
- context->base.makeCurrent = __glXDRIcontextMakeCurrent;
- context->base.loseCurrent = __glXDRIcontextLoseCurrent;
- context->base.copy = __glXDRIcontextCopy;
- context->base.forceCurrent = __glXDRIcontextForceCurrent;
- context->base.textureFromPixmap = &__glXDRItextureFromPixmap;
- context->base.wait = __glXDRIcontextWait;
-
- context->driContext =
- (*screen->dri2->createNewContext)(screen->driScreen,
- config->driConfig,
- driShare, context);
- if (context->driContext == NULL) {
- xfree(context);
- return NULL;
- }
-
- return &context->base;
-}
-
-static __GLXdrawable *
-__glXDRIscreenCreateDrawable(__GLXscreen *screen,
- DrawablePtr pDraw,
- int type,
- XID drawId,
- __GLXconfig *glxConfig)
-{
- __GLXDRIscreen *driScreen = (__GLXDRIscreen *) screen;
- __GLXDRIconfig *config = (__GLXDRIconfig *) glxConfig;
- __GLXDRIdrawable *private;
-
- private = xcalloc(1, sizeof *private);
- if (private == NULL)
- return NULL;
-
- private->screen = driScreen;
- if (!__glXDrawableInit(&private->base, screen,
- pDraw, type, drawId, glxConfig)) {
- xfree(private);
- return NULL;
- }
-
- private->base.destroy = __glXDRIdrawableDestroy;
- private->base.swapBuffers = __glXDRIdrawableSwapBuffers;
- private->base.copySubBuffer = __glXDRIdrawableCopySubBuffer;
- private->base.waitGL = __glXDRIdrawableWaitGL;
- private->base.waitX = __glXDRIdrawableWaitX;
-
- if (DRI2CreateDrawable(pDraw)) {
- xfree(private);
- return NULL;
- }
-
- private->driDrawable =
- (*driScreen->dri2->createNewDrawable)(driScreen->driScreen,
- config->driConfig, private);
-
- return &private->base;
-}
-
-static __DRIbuffer *
-dri2GetBuffers(__DRIdrawable *driDrawable,
- int *width, int *height,
- unsigned int *attachments, int count,
- int *out_count, void *loaderPrivate)
-{
- __GLXDRIdrawable *private = loaderPrivate;
- DRI2BufferPtr *buffers;
- int i;
- int j;
-
- buffers = DRI2GetBuffers(private->base.pDraw,
- width, height, attachments, count, out_count);
- if (*out_count > MAX_DRAWABLE_BUFFERS) {
- *out_count = 0;
- return NULL;
- }
-
- private->width = *width;
- private->height = *height;
-
- /* This assumes the DRI2 buffer attachment tokens matches the
- * __DRIbuffer tokens. */
- j = 0;
- for (i = 0; i < *out_count; i++) {
- /* Do not send the real front buffer of a window to the client.
- */
- if ((private->base.pDraw->type == DRAWABLE_WINDOW)
- && (buffers[i]->attachment == DRI2BufferFrontLeft)) {
- continue;
- }
-
- private->buffers[j].attachment = buffers[i]->attachment;
- private->buffers[j].name = buffers[i]->name;
- private->buffers[j].pitch = buffers[i]->pitch;
- private->buffers[j].cpp = buffers[i]->cpp;
- private->buffers[j].flags = buffers[i]->flags;
- j++;
- }
-
- *out_count = j;
- return private->buffers;
-}
-
-static __DRIbuffer *
-dri2GetBuffersWithFormat(__DRIdrawable *driDrawable,
- int *width, int *height,
- unsigned int *attachments, int count,
- int *out_count, void *loaderPrivate)
-{
- __GLXDRIdrawable *private = loaderPrivate;
- DRI2BufferPtr *buffers;
- int i;
- int j = 0;
-
- buffers = DRI2GetBuffersWithFormat(private->base.pDraw,
- width, height, attachments, count,
- out_count);
- if (*out_count > MAX_DRAWABLE_BUFFERS) {
- *out_count = 0;
- return NULL;
- }
-
- private->width = *width;
- private->height = *height;
-
- /* This assumes the DRI2 buffer attachment tokens matches the
- * __DRIbuffer tokens. */
- for (i = 0; i < *out_count; i++) {
- /* Do not send the real front buffer of a window to the client.
- */
- if ((private->base.pDraw->type == DRAWABLE_WINDOW)
- && (buffers[i]->attachment == DRI2BufferFrontLeft)) {
- continue;
- }
-
- private->buffers[j].attachment = buffers[i]->attachment;
- private->buffers[j].name = buffers[i]->name;
- private->buffers[j].pitch = buffers[i]->pitch;
- private->buffers[j].cpp = buffers[i]->cpp;
- private->buffers[j].flags = buffers[i]->flags;
- j++;
- }
-
- *out_count = j;
- return private->buffers;
-}
-
-static void
-dri2FlushFrontBuffer(__DRIdrawable *driDrawable, void *loaderPrivate)
-{
- (void) driDrawable;
- __glXDRIdrawableWaitGL((__GLXdrawable *) loaderPrivate);
-}
-
-static const __DRIdri2LoaderExtension loaderExtension = {
- { __DRI_DRI2_LOADER, __DRI_DRI2_LOADER_VERSION },
- dri2GetBuffers,
- dri2FlushFrontBuffer,
- dri2GetBuffersWithFormat,
-};
-
-static const __DRIextension *loader_extensions[] = {
- &systemTimeExtension.base,
- &loaderExtension.base,
- NULL
-};
-
-static const char dri_driver_path[] = DRI_DRIVER_PATH;
-
-static Bool
-glxDRIEnterVT (int index, int flags)
-{
- __GLXDRIscreen *screen = (__GLXDRIscreen *)
- glxGetScreen(screenInfo.screens[index]);
-
- LogMessage(X_INFO, "AIGLX: Resuming AIGLX clients after VT switch\n");
-
- if (!(*screen->enterVT) (index, flags))
- return FALSE;
-
- glxResumeClients();
-
- return TRUE;
-}
-
-static void
-glxDRILeaveVT (int index, int flags)
-{
- __GLXDRIscreen *screen = (__GLXDRIscreen *)
- glxGetScreen(screenInfo.screens[index]);
-
- LogMessage(X_INFO, "AIGLX: Suspending AIGLX clients for VT switch\n");
-
- glxSuspendClients();
-
- return (*screen->leaveVT) (index, flags);
-}
-
-static void
-initializeExtensions(__GLXDRIscreen *screen)
-{
- ScreenPtr pScreen = screen->base.pScreen;
- const __DRIextension **extensions;
- int i;
-
- extensions = screen->core->getExtensions(screen->driScreen);
-
- __glXEnableExtension(screen->glx_enable_bits,
- "GLX_MESA_copy_sub_buffer");
- LogMessage(X_INFO, "AIGLX: enabled GLX_MESA_copy_sub_buffer\n");
-
- __glXEnableExtension(screen->glx_enable_bits, "GLX_INTEL_swap_event");
- LogMessage(X_INFO, "AIGLX: enabled GLX_INTEL_swap_event\n");
-
- if (DRI2HasSwapControl(pScreen)) {
- __glXEnableExtension(screen->glx_enable_bits,
- "GLX_SGI_swap_control");
- __glXEnableExtension(screen->glx_enable_bits,
- "GLX_MESA_swap_control");
- LogMessage(X_INFO, "AIGLX: enabled GLX_SGI_swap_control and GLX_MESA_swap_control\n");
- }
-
- for (i = 0; extensions[i]; i++) {
-#ifdef __DRI_READ_DRAWABLE
- if (strcmp(extensions[i]->name, __DRI_READ_DRAWABLE) == 0) {
- __glXEnableExtension(screen->glx_enable_bits,
- "GLX_SGI_make_current_read");
-
- LogMessage(X_INFO, "AIGLX: enabled GLX_SGI_make_current_read\n");
- }
-#endif
-
-#ifdef __DRI_TEX_BUFFER
- if (strcmp(extensions[i]->name, __DRI_TEX_BUFFER) == 0) {
- screen->texBuffer =
- (const __DRItexBufferExtension *) extensions[i];
- /* GLX_EXT_texture_from_pixmap is always enabled. */
- LogMessage(X_INFO, "AIGLX: GLX_EXT_texture_from_pixmap backed by buffer objects\n");
- }
-#endif
-
-#ifdef __DRI2_FLUSH
- if (strcmp(extensions[i]->name, __DRI2_FLUSH) == 0 &&
- extensions[i]->version >= __DRI2_FLUSH_VERSION) {
- screen->flush = (__DRI2flushExtension *) extensions[i];
- }
-#endif
-
- /* Ignore unknown extensions */
- }
-}
-
-static __GLXscreen *
-__glXDRIscreenProbe(ScreenPtr pScreen)
-{
- const char *driverName, *deviceName;
- __GLXDRIscreen *screen;
- char filename[128];
- size_t buffer_size;
- ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
- const __DRIextension **extensions;
- const __DRIconfig **driConfigs;
- int i;
-
- screen = xcalloc(1, sizeof *screen);
- if (screen == NULL)
- return NULL;
-
- if (!xf86LoaderCheckSymbol("DRI2Connect") ||
- !DRI2Connect(pScreen, DRI2DriverDRI,
- &screen->fd, &driverName, &deviceName)) {
- LogMessage(X_INFO,
- "AIGLX: Screen %d is not DRI2 capable\n", pScreen->myNum);
- return NULL;
- }
-
- screen->base.destroy = __glXDRIscreenDestroy;
- screen->base.createContext = __glXDRIscreenCreateContext;
- screen->base.createDrawable = __glXDRIscreenCreateDrawable;
- screen->base.swapInterval = __glXDRIdrawableSwapInterval;
- screen->base.pScreen = pScreen;
-
- __glXInitExtensionEnableBits(screen->glx_enable_bits);
-
- snprintf(filename, sizeof filename,
- "%s/%s_dri.so", dri_driver_path, driverName);
-
- screen->driver = dlopen(filename, RTLD_LAZY | RTLD_LOCAL);
- if (screen->driver == NULL) {
- LogMessage(X_ERROR, "AIGLX error: dlopen of %s failed (%s)\n",
- filename, dlerror());
- goto handle_error;
- }
-
- extensions = dlsym(screen->driver, __DRI_DRIVER_EXTENSIONS);
- if (extensions == NULL) {
- LogMessage(X_ERROR, "AIGLX error: %s exports no extensions (%s)\n",
- driverName, dlerror());
- goto handle_error;
- }
-
- for (i = 0; extensions[i]; i++) {
- if (strcmp(extensions[i]->name, __DRI_CORE) == 0 &&
- extensions[i]->version >= __DRI_CORE_VERSION) {
- screen->core = (const __DRIcoreExtension *) extensions[i];
- }
- if (strcmp(extensions[i]->name, __DRI_DRI2) == 0 &&
- extensions[i]->version >= __DRI_DRI2_VERSION) {
- screen->dri2 = (const __DRIdri2Extension *) extensions[i];
- }
- }
-
- if (screen->core == NULL || screen->dri2 == NULL) {
- LogMessage(X_ERROR, "AIGLX error: %s exports no DRI extension\n",
- driverName);
- goto handle_error;
- }
-
- screen->driScreen =
- (*screen->dri2->createNewScreen)(pScreen->myNum,
- screen->fd,
- loader_extensions,
- &driConfigs,
- screen);
-
- if (screen->driScreen == NULL) {
- LogMessage(X_ERROR,
- "AIGLX error: Calling driver entry point failed\n");
- goto handle_error;
- }
-
- initializeExtensions(screen);
-
- screen->base.fbconfigs = glxConvertConfigs(screen->core, driConfigs,
- GLX_WINDOW_BIT |
- GLX_PIXMAP_BIT |
- GLX_PBUFFER_BIT);
-
- __glXScreenInit(&screen->base, pScreen);
-
- /* The first call simply determines the length of the extension string.
- * This allows us to allocate some memory to hold the extension string,
- * but it requires that we call __glXGetExtensionString a second time.
- */
- buffer_size = __glXGetExtensionString(screen->glx_enable_bits, NULL);
- if (buffer_size > 0) {
- if (screen->base.GLXextensions != NULL) {
- xfree(screen->base.GLXextensions);
- }
-
- screen->base.GLXextensions = xnfalloc(buffer_size);
- (void) __glXGetExtensionString(screen->glx_enable_bits,
- screen->base.GLXextensions);
- }
-
- /* We're going to assume (perhaps incorrectly?) that all DRI2-enabled
- * drivers support the required extensions for GLX 1.4. The extensions
- * we're assuming are:
- *
- * - GLX_SGI_make_current_read (1.3)
- * - GLX_SGIX_fbconfig (1.3)
- * - GLX_SGIX_pbuffer (1.3)
- * - GLX_ARB_multisample (1.4)
- */
- screen->base.GLXmajor = 1;
- screen->base.GLXminor = 4;
-
- screen->enterVT = pScrn->EnterVT;
- pScrn->EnterVT = glxDRIEnterVT;
- screen->leaveVT = pScrn->LeaveVT;
- pScrn->LeaveVT = glxDRILeaveVT;
-
- LogMessage(X_INFO,
- "AIGLX: Loaded and initialized %s\n", filename);
-
- return &screen->base;
-
- handle_error:
- if (screen->driver)
- dlclose(screen->driver);
-
- xfree(screen);
-
- LogMessage(X_ERROR, "AIGLX: reverting to software rendering\n");
-
- return NULL;
-}
-
-_X_EXPORT __GLXprovider __glXDRI2Provider = {
- __glXDRIscreenProbe,
- "DRI2",
- NULL
-};
+/*
+ * Copyright © 2007 Red Hat, Inc
+ *
+ * Permission to use, copy, modify, distribute, and sell this software
+ * and its documentation for any purpose is hereby granted without
+ * fee, provided that the above copyright notice appear in all copies
+ * and that both that copyright notice and this permission notice
+ * appear in supporting documentation, and that the name of Red Hat,
+ * Inc not be used in advertising or publicity pertaining to
+ * distribution of the software without specific, written prior
+ * permission. Red Hat, Inc makes no representations about the
+ * suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * RED HAT, INC DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
+ * NO EVENT SHALL RED HAT, INC BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
+ * OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
+ * NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <dlfcn.h>
+
+#include <drm.h>
+#include <GL/gl.h>
+#include <GL/internal/dri_interface.h>
+#include <GL/glxtokens.h>
+
+#include <windowstr.h>
+#include <os.h>
+
+#define _XF86DRI_SERVER_
+#include <xf86drm.h>
+#include <xf86.h>
+#include <dri2.h>
+
+#include "glxserver.h"
+#include "glxutil.h"
+#include "glxdricommon.h"
+
+#include "g_disptab.h"
+#include "glapitable.h"
+#include "glapi.h"
+#include "glthread.h"
+#include "dispatch.h"
+#include "extension_string.h"
+
+typedef struct __GLXDRIscreen __GLXDRIscreen;
+typedef struct __GLXDRIcontext __GLXDRIcontext;
+typedef struct __GLXDRIdrawable __GLXDRIdrawable;
+
+struct __GLXDRIscreen {
+ __GLXscreen base;
+ __DRIscreen *driScreen;
+ void *driver;
+ int fd;
+
+ xf86EnterVTProc *enterVT;
+ xf86LeaveVTProc *leaveVT;
+
+ const __DRIcoreExtension *core;
+ const __DRIdri2Extension *dri2;
+ const __DRI2flushExtension *flush;
+ const __DRIcopySubBufferExtension *copySubBuffer;
+ const __DRIswapControlExtension *swapControl;
+ const __DRItexBufferExtension *texBuffer;
+
+ unsigned char glx_enable_bits[__GLX_EXT_BYTES];
+};
+
+struct __GLXDRIcontext {
+ __GLXcontext base;
+ __DRIcontext *driContext;
+};
+
+#define MAX_DRAWABLE_BUFFERS 5
+
+struct __GLXDRIdrawable {
+ __GLXdrawable base;
+ __DRIdrawable *driDrawable;
+ __GLXDRIscreen *screen;
+
+ /* Dimensions as last reported by DRI2GetBuffers. */
+ int width;
+ int height;
+ __DRIbuffer buffers[MAX_DRAWABLE_BUFFERS];
+ int count;
+};
+
+static void
+__glXDRIdrawableDestroy(__GLXdrawable *drawable)
+{
+ __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
+ const __DRIcoreExtension *core = private->screen->core;
+
+ (*core->destroyDrawable)(private->driDrawable);
+
+ __glXDrawableRelease(drawable);
+
+ xfree(private);
+}
+
+static void
+__glXDRIdrawableCopySubBuffer(__GLXdrawable *drawable,
+ int x, int y, int w, int h)
+{
+ __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
+ BoxRec box;
+ RegionRec region;
+
+ box.x1 = x;
+ box.y1 = private->height - y - h;
+ box.x2 = x + w;
+ box.y2 = private->height - y;
+ REGION_INIT(drawable->pDraw->pScreen, ®ion, &box, 0);
+
+ DRI2CopyRegion(drawable->pDraw, ®ion,
+ DRI2BufferFrontLeft, DRI2BufferBackLeft);
+}
+
+static void
+__glXDRIdrawableWaitX(__GLXdrawable *drawable)
+{
+ __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
+ BoxRec box;
+ RegionRec region;
+
+ box.x1 = 0;
+ box.y1 = 0;
+ box.x2 = private->width;
+ box.y2 = private->height;
+ REGION_INIT(drawable->pDraw->pScreen, ®ion, &box, 0);
+
+ DRI2CopyRegion(drawable->pDraw, ®ion,
+ DRI2BufferFakeFrontLeft, DRI2BufferFrontLeft);
+}
+
+static void
+__glXDRIdrawableWaitGL(__GLXdrawable *drawable)
+{
+ __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
+ BoxRec box;
+ RegionRec region;
+
+ box.x1 = 0;
+ box.y1 = 0;
+ box.x2 = private->width;
+ box.y2 = private->height;
+ REGION_INIT(drawable->pDraw->pScreen, ®ion, &box, 0);
+
+ DRI2CopyRegion(drawable->pDraw, ®ion,
+ DRI2BufferFrontLeft, DRI2BufferFakeFrontLeft);
+}
+
+static void
+__glXdriSwapEvent(ClientPtr client, void *data, int type, CARD64 ust,
+ CARD64 msc, CARD64 sbc)
+{
+ __GLXdrawable *drawable = data;
+ xGLXBufferSwapComplete wire;
+
+ if (!(drawable->eventMask & GLX_BUFFER_SWAP_COMPLETE_INTEL_MASK))
+ return;
+
+ wire.type = __glXEventBase + GLX_BufferSwapComplete;
+ switch (type) {
+ case DRI2_EXCHANGE_COMPLETE:
+ wire.event_type = GLX_EXCHANGE_COMPLETE_INTEL;
+ break;
+ case DRI2_BLIT_COMPLETE:
+ wire.event_type = GLX_BLIT_COMPLETE_INTEL;
+ break;
+ case DRI2_FLIP_COMPLETE:
+ wire.event_type = GLX_FLIP_COMPLETE_INTEL;
+ break;
+ default:
+ /* unknown swap completion type */
+ break;
+ }
+ wire.sequenceNumber = client->sequence;
+ wire.drawable = drawable->drawId;
+ wire.ust_hi = ust >> 32;
+ wire.ust_lo = ust & 0xffffffff;
+ wire.msc_hi = msc >> 32;
+ wire.msc_lo = msc & 0xffffffff;
+ wire.sbc_hi = sbc >> 32;
+ wire.sbc_lo = sbc & 0xffffffff;
+
+ WriteEventsToClient(client, 1, (xEvent *) &wire);
+}
+
+/*
+ * Copy or flip back to front, honoring the swap interval if possible.
+ *
+ * If the kernel supports it, we request an event for the frame when the
+ * swap should happen, then perform the copy when we receive it.
+ */
+static GLboolean
+__glXDRIdrawableSwapBuffers(ClientPtr client, __GLXdrawable *drawable)
+{
+ __GLXDRIdrawable *priv = (__GLXDRIdrawable *) drawable;
+ __GLXDRIscreen *screen = priv->screen;
+ CARD64 unused;
+
+#if __DRI2_FLUSH_VERSION >= 3
+ if (screen->flush) {
+ (*screen->flush->flush)(priv->driDrawable);
+ (*screen->flush->invalidate)(priv->driDrawable);
+ }
+#else
+ if (screen->flush)
+ (*screen->flush->flushInvalidate)(priv->driDrawable);
+#endif
+
+ if (DRI2SwapBuffers(client, drawable->pDraw, 0, 0, 0, &unused,
+ __glXdriSwapEvent, drawable->pDraw) != Success)
+ return FALSE;
+
+ return TRUE;
+}
+
+static int
+__glXDRIdrawableSwapInterval(__GLXdrawable *drawable, int interval)
+{
+ if (interval <= 0) /* || interval > BIGNUM? */
+ return GLX_BAD_VALUE;
+
+ DRI2SwapInterval(drawable->pDraw, interval);
+
+ return 0;
+}
+
+static void
+__glXDRIcontextDestroy(__GLXcontext *baseContext)
+{
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
+
+ (*screen->core->destroyContext)(context->driContext);
+ __glXContextDestroy(&context->base);
+ xfree(context);
+}
+
+static int
+__glXDRIcontextMakeCurrent(__GLXcontext *baseContext)
+{
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+ __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseContext->drawPriv;
+ __GLXDRIdrawable *read = (__GLXDRIdrawable *) baseContext->readPriv;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
+
+ return (*screen->core->bindContext)(context->driContext,
+ draw->driDrawable,
+ read->driDrawable);
+}
+
+static int
+__glXDRIcontextLoseCurrent(__GLXcontext *baseContext)
+{
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
+
+ return (*screen->core->unbindContext)(context->driContext);
+}
+
+static int
+__glXDRIcontextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc,
+ unsigned long mask)
+{
+ __GLXDRIcontext *dst = (__GLXDRIcontext *) baseDst;
+ __GLXDRIcontext *src = (__GLXDRIcontext *) baseSrc;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) dst->base.pGlxScreen;
+
+ return (*screen->core->copyContext)(dst->driContext,
+ src->driContext, mask);
+}
+
+static int
+__glXDRIcontextForceCurrent(__GLXcontext *baseContext)
+{
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+ __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseContext->drawPriv;
+ __GLXDRIdrawable *read = (__GLXDRIdrawable *) baseContext->readPriv;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
+
+ return (*screen->core->bindContext)(context->driContext,
+ draw->driDrawable,
+ read->driDrawable);
+}
+
+static Bool
+__glXDRIcontextWait(__GLXcontext *baseContext,
+ __GLXclientState *cl, int *error)
+{
+ if (DRI2WaitSwap(cl->client, baseContext->drawPriv->pDraw)) {
+ *error = cl->client->noClientException;
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+#ifdef __DRI_TEX_BUFFER
+
+static int
+__glXDRIbindTexImage(__GLXcontext *baseContext,
+ int buffer,
+ __GLXdrawable *glxPixmap)
+{
+ __GLXDRIdrawable *drawable = (__GLXDRIdrawable *) glxPixmap;
+ const __DRItexBufferExtension *texBuffer = drawable->screen->texBuffer;
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+
+ if (texBuffer == NULL)
+ return Success;
+
+#if __DRI_TEX_BUFFER_VERSION >= 2
+ if (texBuffer->base.version >= 2 && texBuffer->setTexBuffer2 != NULL) {
+ (*texBuffer->setTexBuffer2)(context->driContext,
+ glxPixmap->target,
+ glxPixmap->format,
+ drawable->driDrawable);
+ } else
+#endif
+ {
+ texBuffer->setTexBuffer(context->driContext,
+ glxPixmap->target,
+ drawable->driDrawable);
+ }
+
+ return Success;
+}
+
+static int
+__glXDRIreleaseTexImage(__GLXcontext *baseContext,
+ int buffer,
+ __GLXdrawable *pixmap)
+{
+ /* FIXME: Just unbind the texture? */
+ return Success;
+}
+
+#else
+
+static int
+__glXDRIbindTexImage(__GLXcontext *baseContext,
+ int buffer,
+ __GLXdrawable *glxPixmap)
+{
+ return Success;
+}
+
+static int
+__glXDRIreleaseTexImage(__GLXcontext *baseContext,
+ int buffer,
+ __GLXdrawable *pixmap)
+{
+ return Success;
+}
+
+#endif
+
+static __GLXtextureFromPixmap __glXDRItextureFromPixmap = {
+ __glXDRIbindTexImage,
+ __glXDRIreleaseTexImage
+};
+
+static void
+__glXDRIscreenDestroy(__GLXscreen *baseScreen)
+{
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) baseScreen;
+
+ (*screen->core->destroyScreen)(screen->driScreen);
+
+ dlclose(screen->driver);
+
+ __glXScreenDestroy(baseScreen);
+
+ xfree(screen);
+}
+
+static __GLXcontext *
+__glXDRIscreenCreateContext(__GLXscreen *baseScreen,
+ __GLXconfig *glxConfig,
+ __GLXcontext *baseShareContext)
+{
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) baseScreen;
+ __GLXDRIcontext *context, *shareContext;
+ __GLXDRIconfig *config = (__GLXDRIconfig *) glxConfig;
+ __DRIcontext *driShare;
+
+ shareContext = (__GLXDRIcontext *) baseShareContext;
+ if (shareContext)
+ driShare = shareContext->driContext;
+ else
+ driShare = NULL;
+
+ context = xcalloc(1, sizeof *context);
+ if (context == NULL)
+ return NULL;
+
+ context->base.destroy = __glXDRIcontextDestroy;
+ context->base.makeCurrent = __glXDRIcontextMakeCurrent;
+ context->base.loseCurrent = __glXDRIcontextLoseCurrent;
+ context->base.copy = __glXDRIcontextCopy;
+ context->base.forceCurrent = __glXDRIcontextForceCurrent;
+ context->base.textureFromPixmap = &__glXDRItextureFromPixmap;
+ context->base.wait = __glXDRIcontextWait;
+
+ context->driContext =
+ (*screen->dri2->createNewContext)(screen->driScreen,
+ config->driConfig,
+ driShare, context);
+ if (context->driContext == NULL) {
+ xfree(context);
+ return NULL;
+ }
+
+ return &context->base;
+}
+
+static __GLXdrawable *
+__glXDRIscreenCreateDrawable(ClientPtr client,
+ __GLXscreen *screen,
+ DrawablePtr pDraw,
+ XID drawId,
+ int type,
+ XID glxDrawId,
+ __GLXconfig *glxConfig)
+{
+ __GLXDRIscreen *driScreen = (__GLXDRIscreen *) screen;
+ __GLXDRIconfig *config = (__GLXDRIconfig *) glxConfig;
+ __GLXDRIdrawable *private;
+
+ private = xcalloc(1, sizeof *private);
+ if (private == NULL)
+ return NULL;
+
+ private->screen = driScreen;
+ if (!__glXDrawableInit(&private->base, screen,
+ pDraw, type, glxDrawId, glxConfig)) {
+ xfree(private);
+ return NULL;
+ }
+
+ private->base.destroy = __glXDRIdrawableDestroy;
+ private->base.swapBuffers = __glXDRIdrawableSwapBuffers;
+ private->base.copySubBuffer = __glXDRIdrawableCopySubBuffer;
+ private->base.waitGL = __glXDRIdrawableWaitGL;
+ private->base.waitX = __glXDRIdrawableWaitX;
+
+ if (DRI2CreateDrawable(client, pDraw, drawId)) {
+ xfree(private);
+ return NULL;
+ }
+
+ private->driDrawable =
+ (*driScreen->dri2->createNewDrawable)(driScreen->driScreen,
+ config->driConfig, private);
+
+ return &private->base;
+}
+
+static __DRIbuffer *
+dri2GetBuffers(__DRIdrawable *driDrawable,
+ int *width, int *height,
+ unsigned int *attachments, int count,
+ int *out_count, void *loaderPrivate)
+{
+ __GLXDRIdrawable *private = loaderPrivate;
+ DRI2BufferPtr *buffers;
+ int i;
+ int j;
+
+ buffers = DRI2GetBuffers(private->base.pDraw,
+ width, height, attachments, count, out_count);
+ if (*out_count > MAX_DRAWABLE_BUFFERS) {
+ *out_count = 0;
+ return NULL;
+ }
+
+ private->width = *width;
+ private->height = *height;
+
+ /* This assumes the DRI2 buffer attachment tokens matches the
+ * __DRIbuffer tokens. */
+ j = 0;
+ for (i = 0; i < *out_count; i++) {
+ /* Do not send the real front buffer of a window to the client.
+ */
+ if ((private->base.pDraw->type == DRAWABLE_WINDOW)
+ && (buffers[i]->attachment == DRI2BufferFrontLeft)) {
+ continue;
+ }
+
+ private->buffers[j].attachment = buffers[i]->attachment;
+ private->buffers[j].name = buffers[i]->name;
+ private->buffers[j].pitch = buffers[i]->pitch;
+ private->buffers[j].cpp = buffers[i]->cpp;
+ private->buffers[j].flags = buffers[i]->flags;
+ j++;
+ }
+
+ *out_count = j;
+ return private->buffers;
+}
+
+static __DRIbuffer *
+dri2GetBuffersWithFormat(__DRIdrawable *driDrawable,
+ int *width, int *height,
+ unsigned int *attachments, int count,
+ int *out_count, void *loaderPrivate)
+{
+ __GLXDRIdrawable *private = loaderPrivate;
+ DRI2BufferPtr *buffers;
+ int i;
+ int j = 0;
+
+ buffers = DRI2GetBuffersWithFormat(private->base.pDraw,
+ width, height, attachments, count,
+ out_count);
+ if (*out_count > MAX_DRAWABLE_BUFFERS) {
+ *out_count = 0;
+ return NULL;
+ }
+
+ private->width = *width;
+ private->height = *height;
+
+ /* This assumes the DRI2 buffer attachment tokens matches the
+ * __DRIbuffer tokens. */
+ for (i = 0; i < *out_count; i++) {
+ /* Do not send the real front buffer of a window to the client.
+ */
+ if ((private->base.pDraw->type == DRAWABLE_WINDOW)
+ && (buffers[i]->attachment == DRI2BufferFrontLeft)) {
+ continue;
+ }
+
+ private->buffers[j].attachment = buffers[i]->attachment;
+ private->buffers[j].name = buffers[i]->name;
+ private->buffers[j].pitch = buffers[i]->pitch;
+ private->buffers[j].cpp = buffers[i]->cpp;
+ private->buffers[j].flags = buffers[i]->flags;
+ j++;
+ }
+
+ *out_count = j;
+ return private->buffers;
+}
+
+static void
+dri2FlushFrontBuffer(__DRIdrawable *driDrawable, void *loaderPrivate)
+{
+ (void) driDrawable;
+ __glXDRIdrawableWaitGL((__GLXdrawable *) loaderPrivate);
+}
+
+static const __DRIdri2LoaderExtension loaderExtension = {
+ { __DRI_DRI2_LOADER, __DRI_DRI2_LOADER_VERSION },
+ dri2GetBuffers,
+ dri2FlushFrontBuffer,
+ dri2GetBuffersWithFormat,
+};
+
+static const __DRIextension *loader_extensions[] = {
+ &systemTimeExtension.base,
+ &loaderExtension.base,
+ NULL
+};
+
+static const char dri_driver_path[] = DRI_DRIVER_PATH;
+
+static Bool
+glxDRIEnterVT (int index, int flags)
+{
+ __GLXDRIscreen *screen = (__GLXDRIscreen *)
+ glxGetScreen(screenInfo.screens[index]);
+
+ LogMessage(X_INFO, "AIGLX: Resuming AIGLX clients after VT switch\n");
+
+ if (!(*screen->enterVT) (index, flags))
+ return FALSE;
+
+ glxResumeClients();
+
+ return TRUE;
+}
+
+static void
+glxDRILeaveVT (int index, int flags)
+{
+ __GLXDRIscreen *screen = (__GLXDRIscreen *)
+ glxGetScreen(screenInfo.screens[index]);
+
+ LogMessage(X_INFO, "AIGLX: Suspending AIGLX clients for VT switch\n");
+
+ glxSuspendClients();
+
+ return (*screen->leaveVT) (index, flags);
+}
+
+static void
+initializeExtensions(__GLXDRIscreen *screen)
+{
+ ScreenPtr pScreen = screen->base.pScreen;
+ const __DRIextension **extensions;
+ int i;
+
+ extensions = screen->core->getExtensions(screen->driScreen);
+
+ __glXEnableExtension(screen->glx_enable_bits,
+ "GLX_MESA_copy_sub_buffer");
+ LogMessage(X_INFO, "AIGLX: enabled GLX_MESA_copy_sub_buffer\n");
+
+ __glXEnableExtension(screen->glx_enable_bits, "GLX_INTEL_swap_event");
+ LogMessage(X_INFO, "AIGLX: enabled GLX_INTEL_swap_event\n");
+
+ if (DRI2HasSwapControl(pScreen)) {
+ __glXEnableExtension(screen->glx_enable_bits,
+ "GLX_SGI_swap_control");
+ __glXEnableExtension(screen->glx_enable_bits,
+ "GLX_MESA_swap_control");
+ LogMessage(X_INFO, "AIGLX: enabled GLX_SGI_swap_control and GLX_MESA_swap_control\n");
+ }
+
+ for (i = 0; extensions[i]; i++) {
+#ifdef __DRI_READ_DRAWABLE
+ if (strcmp(extensions[i]->name, __DRI_READ_DRAWABLE) == 0) {
+ __glXEnableExtension(screen->glx_enable_bits,
+ "GLX_SGI_make_current_read");
+
+ LogMessage(X_INFO, "AIGLX: enabled GLX_SGI_make_current_read\n");
+ }
+#endif
+
+#ifdef __DRI_TEX_BUFFER
+ if (strcmp(extensions[i]->name, __DRI_TEX_BUFFER) == 0) {
+ screen->texBuffer =
+ (const __DRItexBufferExtension *) extensions[i];
+ /* GLX_EXT_texture_from_pixmap is always enabled. */
+ LogMessage(X_INFO, "AIGLX: GLX_EXT_texture_from_pixmap backed by buffer objects\n");
+ }
+#endif
+
+#ifdef __DRI2_FLUSH
+ if (strcmp(extensions[i]->name, __DRI2_FLUSH) == 0 &&
+ extensions[i]->version >= 3) {
+ screen->flush = (__DRI2flushExtension *) extensions[i];
+ }
+#endif
+
+ /* Ignore unknown extensions */
+ }
+}
+
+static __GLXscreen *
+__glXDRIscreenProbe(ScreenPtr pScreen)
+{
+ const char *driverName, *deviceName;
+ __GLXDRIscreen *screen;
+ char filename[128];
+ size_t buffer_size;
+ ScrnInfoPtr pScrn = xf86Screens[pScreen->myNum];
+ const __DRIextension **extensions;
+ const __DRIconfig **driConfigs;
+ int i;
+
+ screen = xcalloc(1, sizeof *screen);
+ if (screen == NULL)
+ return NULL;
+
+ if (!xf86LoaderCheckSymbol("DRI2Connect") ||
+ !DRI2Connect(pScreen, DRI2DriverDRI,
+ &screen->fd, &driverName, &deviceName)) {
+ LogMessage(X_INFO,
+ "AIGLX: Screen %d is not DRI2 capable\n", pScreen->myNum);
+ return NULL;
+ }
+
+ screen->base.destroy = __glXDRIscreenDestroy;
+ screen->base.createContext = __glXDRIscreenCreateContext;
+ screen->base.createDrawable = __glXDRIscreenCreateDrawable;
+ screen->base.swapInterval = __glXDRIdrawableSwapInterval;
+ screen->base.pScreen = pScreen;
+
+ __glXInitExtensionEnableBits(screen->glx_enable_bits);
+
+ snprintf(filename, sizeof filename,
+ "%s/%s_dri.so", dri_driver_path, driverName);
+
+ screen->driver = dlopen(filename, RTLD_LAZY | RTLD_LOCAL);
+ if (screen->driver == NULL) {
+ LogMessage(X_ERROR, "AIGLX error: dlopen of %s failed (%s)\n",
+ filename, dlerror());
+ goto handle_error;
+ }
+
+ extensions = dlsym(screen->driver, __DRI_DRIVER_EXTENSIONS);
+ if (extensions == NULL) {
+ LogMessage(X_ERROR, "AIGLX error: %s exports no extensions (%s)\n",
+ driverName, dlerror());
+ goto handle_error;
+ }
+
+ for (i = 0; extensions[i]; i++) {
+ if (strcmp(extensions[i]->name, __DRI_CORE) == 0 &&
+ extensions[i]->version >= 1) {
+ screen->core = (const __DRIcoreExtension *) extensions[i];
+ }
+ if (strcmp(extensions[i]->name, __DRI_DRI2) == 0 &&
+ extensions[i]->version >= 1) {
+ screen->dri2 = (const __DRIdri2Extension *) extensions[i];
+ }
+ }
+
+ if (screen->core == NULL || screen->dri2 == NULL) {
+ LogMessage(X_ERROR, "AIGLX error: %s exports no DRI extension\n",
+ driverName);
+ goto handle_error;
+ }
+
+ screen->driScreen =
+ (*screen->dri2->createNewScreen)(pScreen->myNum,
+ screen->fd,
+ loader_extensions,
+ &driConfigs,
+ screen);
+
+ if (screen->driScreen == NULL) {
+ LogMessage(X_ERROR,
+ "AIGLX error: Calling driver entry point failed\n");
+ goto handle_error;
+ }
+
+ initializeExtensions(screen);
+
+ screen->base.fbconfigs = glxConvertConfigs(screen->core, driConfigs,
+ GLX_WINDOW_BIT |
+ GLX_PIXMAP_BIT |
+ GLX_PBUFFER_BIT);
+
+ __glXScreenInit(&screen->base, pScreen);
+
+ /* The first call simply determines the length of the extension string.
+ * This allows us to allocate some memory to hold the extension string,
+ * but it requires that we call __glXGetExtensionString a second time.
+ */
+ buffer_size = __glXGetExtensionString(screen->glx_enable_bits, NULL);
+ if (buffer_size > 0) {
+ if (screen->base.GLXextensions != NULL) {
+ xfree(screen->base.GLXextensions);
+ }
+
+ screen->base.GLXextensions = xnfalloc(buffer_size);
+ (void) __glXGetExtensionString(screen->glx_enable_bits,
+ screen->base.GLXextensions);
+ }
+
+ /* We're going to assume (perhaps incorrectly?) that all DRI2-enabled
+ * drivers support the required extensions for GLX 1.4. The extensions
+ * we're assuming are:
+ *
+ * - GLX_SGI_make_current_read (1.3)
+ * - GLX_SGIX_fbconfig (1.3)
+ * - GLX_SGIX_pbuffer (1.3)
+ * - GLX_ARB_multisample (1.4)
+ */
+ screen->base.GLXmajor = 1;
+ screen->base.GLXminor = 4;
+
+ screen->enterVT = pScrn->EnterVT;
+ pScrn->EnterVT = glxDRIEnterVT;
+ screen->leaveVT = pScrn->LeaveVT;
+ pScrn->LeaveVT = glxDRILeaveVT;
+
+ LogMessage(X_INFO,
+ "AIGLX: Loaded and initialized %s\n", filename);
+
+ return &screen->base;
+
+ handle_error:
+ if (screen->driver)
+ dlclose(screen->driver);
+
+ xfree(screen);
+
+ LogMessage(X_ERROR, "AIGLX: reverting to software rendering\n");
+
+ return NULL;
+}
+
+_X_EXPORT __GLXprovider __glXDRI2Provider = {
+ __glXDRIscreenProbe,
+ "DRI2",
+ NULL
+};
diff --git a/xorg-server/glx/glxdriswrast.c b/xorg-server/glx/glxdriswrast.c
index 918383cf0..8ab3daa46 100644
--- a/xorg-server/glx/glxdriswrast.c
+++ b/xorg-server/glx/glxdriswrast.c
@@ -1,539 +1,541 @@
-/*
- * Copyright © 2008 George Sapountzis <gsap7@yahoo.gr>
- * Copyright © 2008 Red Hat, Inc
- *
- * Permission to use, copy, modify, distribute, and sell this software
- * and its documentation for any purpose is hereby granted without
- * fee, provided that the above copyright notice appear in all copies
- * and that both that copyright notice and this permission notice
- * appear in supporting documentation, and that the name of the
- * copyright holders not be used in advertising or publicity
- * pertaining to distribution of the software without specific,
- * written prior permission. The copyright holders make no
- * representations about the suitability of this software for any
- * purpose. It is provided "as is" without express or implied
- * warranty.
- *
- * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
- * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
- * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
- * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
- * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
- * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
- * SOFTWARE.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include <stdint.h>
-#include <stdio.h>
-#include <string.h>
-#include <errno.h>
-#include <sys/time.h>
-#include <dlfcn.h>
-
-#include <GL/gl.h>
-#include <GL/internal/dri_interface.h>
-#include <GL/glxtokens.h>
-
-#include "scrnintstr.h"
-#include "pixmapstr.h"
-#include "gcstruct.h"
-#include "os.h"
-
-#include "glxserver.h"
-#include "glxutil.h"
-#include "glxdricommon.h"
-
-#include "g_disptab.h"
-#include "glapitable.h"
-#include "glapi.h"
-#include "glthread.h"
-#include "dispatch.h"
-#include "extension_string.h"
-
-/* RTLD_LOCAL is not defined on Cygwin */
-#ifdef __CYGWIN__
-#ifndef RTLD_LOCAL
-#define RTLD_LOCAL 0
-#endif
-#endif
-
-typedef struct __GLXDRIscreen __GLXDRIscreen;
-typedef struct __GLXDRIcontext __GLXDRIcontext;
-typedef struct __GLXDRIdrawable __GLXDRIdrawable;
-
-struct __GLXDRIscreen {
- __GLXscreen base;
- __DRIscreen *driScreen;
- void *driver;
-
- const __DRIcoreExtension *core;
- const __DRIswrastExtension *swrast;
- const __DRIcopySubBufferExtension *copySubBuffer;
- const __DRItexBufferExtension *texBuffer;
-};
-
-struct __GLXDRIcontext {
- __GLXcontext base;
- __DRIcontext *driContext;
-};
-
-struct __GLXDRIdrawable {
- __GLXdrawable base;
- __DRIdrawable *driDrawable;
- __GLXDRIscreen *screen;
-
- GCPtr gc; /* scratch GC for span drawing */
- GCPtr swapgc; /* GC for swapping the color buffers */
-};
-
-static void
-__glXDRIdrawableDestroy(__GLXdrawable *drawable)
-{
- __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
- const __DRIcoreExtension *core = private->screen->core;
-
- (*core->destroyDrawable)(private->driDrawable);
-
- FreeScratchGC(private->gc);
- FreeScratchGC(private->swapgc);
-
- __glXDrawableRelease(drawable);
-
- xfree(private);
-}
-
-static GLboolean
-__glXDRIdrawableSwapBuffers(ClientPtr client, __GLXdrawable *drawable)
-{
- __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
- const __DRIcoreExtension *core = private->screen->core;
-
- (*core->swapBuffers)(private->driDrawable);
-
- return TRUE;
-}
-
-static void
-__glXDRIdrawableCopySubBuffer(__GLXdrawable *basePrivate,
- int x, int y, int w, int h)
-{
- __GLXDRIdrawable *private = (__GLXDRIdrawable *) basePrivate;
- const __DRIcopySubBufferExtension *copySubBuffer =
- private->screen->copySubBuffer;
-
- if (copySubBuffer)
- (*copySubBuffer->copySubBuffer)(private->driDrawable, x, y, w, h);
-}
-
-static void
-__glXDRIcontextDestroy(__GLXcontext *baseContext)
-{
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
-
- (*screen->core->destroyContext)(context->driContext);
- __glXContextDestroy(&context->base);
- xfree(context);
-}
-
-static int
-__glXDRIcontextMakeCurrent(__GLXcontext *baseContext)
-{
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
- __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseContext->drawPriv;
- __GLXDRIdrawable *read = (__GLXDRIdrawable *) baseContext->readPriv;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
-
- return (*screen->core->bindContext)(context->driContext,
- draw->driDrawable,
- read->driDrawable);
-}
-
-static int
-__glXDRIcontextLoseCurrent(__GLXcontext *baseContext)
-{
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
-
- return (*screen->core->unbindContext)(context->driContext);
-}
-
-static int
-__glXDRIcontextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc,
- unsigned long mask)
-{
- __GLXDRIcontext *dst = (__GLXDRIcontext *) baseDst;
- __GLXDRIcontext *src = (__GLXDRIcontext *) baseSrc;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) dst->base.pGlxScreen;
-
- return (*screen->core->copyContext)(dst->driContext,
- src->driContext, mask);
-}
-
-static int
-__glXDRIcontextForceCurrent(__GLXcontext *baseContext)
-{
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
- __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseContext->drawPriv;
- __GLXDRIdrawable *read = (__GLXDRIdrawable *) baseContext->readPriv;
- __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
-
- return (*screen->core->bindContext)(context->driContext,
- draw->driDrawable,
- read->driDrawable);
-}
-
-#ifdef __DRI_TEX_BUFFER
-
-static int
-__glXDRIbindTexImage(__GLXcontext *baseContext,
- int buffer,
- __GLXdrawable *glxPixmap)
-{
- __GLXDRIdrawable *drawable = (__GLXDRIdrawable *) glxPixmap;
- const __DRItexBufferExtension *texBuffer = drawable->screen->texBuffer;
- __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
-
- if (texBuffer == NULL)
- return Success;
-
- texBuffer->setTexBuffer(context->driContext,
- glxPixmap->target,
- drawable->driDrawable);
-
- return Success;
-}
-
-static int
-__glXDRIreleaseTexImage(__GLXcontext *baseContext,
- int buffer,
- __GLXdrawable *pixmap)
-{
- /* FIXME: Just unbind the texture? */
- return Success;
-}
-
-#else
-
-static int
-__glXDRIbindTexImage(__GLXcontext *baseContext,
- int buffer,
- __GLXdrawable *glxPixmap)
-{
- return Success;
-}
-
-static int
-__glXDRIreleaseTexImage(__GLXcontext *baseContext,
- int buffer,
- __GLXdrawable *pixmap)
-{
- return Success;
-}
-
-#endif
-
-static __GLXtextureFromPixmap __glXDRItextureFromPixmap = {
- __glXDRIbindTexImage,
- __glXDRIreleaseTexImage
-};
-
-static void
-__glXDRIscreenDestroy(__GLXscreen *baseScreen)
-{
- __GLXDRIscreen *screen = (__GLXDRIscreen *) baseScreen;
-
- (*screen->core->destroyScreen)(screen->driScreen);
-
- dlclose(screen->driver);
-
- __glXScreenDestroy(baseScreen);
-
- xfree(screen);
-}
-
-static __GLXcontext *
-__glXDRIscreenCreateContext(__GLXscreen *baseScreen,
- __GLXconfig *glxConfig,
- __GLXcontext *baseShareContext)
-{
- __GLXDRIscreen *screen = (__GLXDRIscreen *) baseScreen;
- __GLXDRIcontext *context, *shareContext;
- __GLXDRIconfig *config = (__GLXDRIconfig *) glxConfig;
- const __DRIcoreExtension *core = screen->core;
- __DRIcontext *driShare;
-
- shareContext = (__GLXDRIcontext *) baseShareContext;
- if (shareContext)
- driShare = shareContext->driContext;
- else
- driShare = NULL;
-
- context = xcalloc(1, sizeof *context);
- if (context == NULL)
- return NULL;
-
- context->base.destroy = __glXDRIcontextDestroy;
- context->base.makeCurrent = __glXDRIcontextMakeCurrent;
- context->base.loseCurrent = __glXDRIcontextLoseCurrent;
- context->base.copy = __glXDRIcontextCopy;
- context->base.forceCurrent = __glXDRIcontextForceCurrent;
- context->base.textureFromPixmap = &__glXDRItextureFromPixmap;
-
- context->driContext =
- (*core->createNewContext)(screen->driScreen,
- config->driConfig, driShare, context);
-
- return &context->base;
-}
-
-static void
-glxChangeGC(GCPtr gc, BITS32 mask, CARD32 val)
-{
- CARD32 v[1];
- v[0] = val;
- dixChangeGC(NullClient, gc, mask, v, NULL);
-}
-
-static __GLXdrawable *
-__glXDRIscreenCreateDrawable(__GLXscreen *screen,
- DrawablePtr pDraw,
- int type,
- XID drawId,
- __GLXconfig *glxConfig)
-{
- __GLXDRIscreen *driScreen = (__GLXDRIscreen *) screen;
- __GLXDRIconfig *config = (__GLXDRIconfig *) glxConfig;
- __GLXDRIdrawable *private;
-
- ScreenPtr pScreen = driScreen->base.pScreen;
-
- private = xcalloc(1, sizeof *private);
- if (private == NULL)
- return NULL;
-
- private->screen = driScreen;
- if (!__glXDrawableInit(&private->base, screen,
- pDraw, type, drawId, glxConfig)) {
- xfree(private);
- return NULL;
- }
-
- private->base.destroy = __glXDRIdrawableDestroy;
- private->base.swapBuffers = __glXDRIdrawableSwapBuffers;
- private->base.copySubBuffer = __glXDRIdrawableCopySubBuffer;
-
- private->gc = CreateScratchGC(pScreen, pDraw->depth);
- private->swapgc = CreateScratchGC(pScreen, pDraw->depth);
-
- glxChangeGC(private->gc, GCFunction, GXcopy);
- glxChangeGC(private->swapgc, GCFunction, GXcopy);
- glxChangeGC(private->swapgc, GCGraphicsExposures, FALSE);
-
- private->driDrawable =
- (*driScreen->swrast->createNewDrawable)(driScreen->driScreen,
- config->driConfig,
- private);
-
- return &private->base;
-}
-
-static void
-swrastGetDrawableInfo(__DRIdrawable *draw,
- int *x, int *y, int *w, int *h,
- void *loaderPrivate)
-{
- __GLXDRIdrawable *drawable = loaderPrivate;
- DrawablePtr pDraw = drawable->base.pDraw;
-
- *x = pDraw->x;
- *y = pDraw->x;
- *w = pDraw->width;
- *h = pDraw->height;
-}
-
-static void
-swrastPutImage(__DRIdrawable *draw, int op,
- int x, int y, int w, int h, char *data,
- void *loaderPrivate)
-{
- __GLXDRIdrawable *drawable = loaderPrivate;
- DrawablePtr pDraw = drawable->base.pDraw;
- GCPtr gc;
-
- switch (op) {
- case __DRI_SWRAST_IMAGE_OP_DRAW:
- gc = drawable->gc;
- break;
- case __DRI_SWRAST_IMAGE_OP_SWAP:
- gc = drawable->swapgc;
- break;
- default:
- return;
- }
-
- ValidateGC(pDraw, gc);
-
- gc->ops->PutImage(pDraw, gc, pDraw->depth,
- x, y, w, h, 0, ZPixmap, data);
-}
-
-static void
-swrastGetImage(__DRIdrawable *draw,
- int x, int y, int w, int h, char *data,
- void *loaderPrivate)
-{
- __GLXDRIdrawable *drawable = loaderPrivate;
- DrawablePtr pDraw = drawable->base.pDraw;
- ScreenPtr pScreen = pDraw->pScreen;
-
- pScreen->GetImage(pDraw, x, y, w, h, ZPixmap, ~0L, data);
-}
-
-static const __DRIswrastLoaderExtension swrastLoaderExtension = {
- { __DRI_SWRAST_LOADER, __DRI_SWRAST_LOADER_VERSION },
- swrastGetDrawableInfo,
- swrastPutImage,
- swrastGetImage
-};
-
-static const __DRIextension *loader_extensions[] = {
- &systemTimeExtension.base,
- &swrastLoaderExtension.base,
- NULL
-};
-
-static void
-initializeExtensions(__GLXDRIscreen *screen)
-{
- const __DRIextension **extensions;
- int i;
-
- extensions = screen->core->getExtensions(screen->driScreen);
-
- for (i = 0; extensions[i]; i++) {
-#ifdef __DRI_COPY_SUB_BUFFER
- if (strcmp(extensions[i]->name, __DRI_COPY_SUB_BUFFER) == 0) {
- screen->copySubBuffer =
- (const __DRIcopySubBufferExtension *) extensions[i];
- /* GLX_MESA_copy_sub_buffer is always enabled. */
- }
-#endif
-
-#ifdef __DRI_TEX_BUFFER
- if (strcmp(extensions[i]->name, __DRI_TEX_BUFFER) == 0) {
- screen->texBuffer =
- (const __DRItexBufferExtension *) extensions[i];
- /* GLX_EXT_texture_from_pixmap is always enabled. */
- }
-#endif
- /* Ignore unknown extensions */
- }
-}
-
-static const char dri_driver_path[] = DRI_DRIVER_PATH;
-
-static __GLXscreen *
-__glXDRIscreenProbe(ScreenPtr pScreen)
-{
- const char *driverName = "swrast";
- __GLXDRIscreen *screen;
- char filename[128];
- const __DRIextension **extensions;
- const __DRIconfig **driConfigs;
- int i;
-
- screen = xcalloc(1, sizeof *screen);
- if (screen == NULL)
- return NULL;
-
- screen->base.destroy = __glXDRIscreenDestroy;
- screen->base.createContext = __glXDRIscreenCreateContext;
- screen->base.createDrawable = __glXDRIscreenCreateDrawable;
- screen->base.swapInterval = NULL;
- screen->base.pScreen = pScreen;
-
- snprintf(filename, sizeof filename,
- "%s/%s_dri.so", dri_driver_path, driverName);
-
- screen->driver = dlopen(filename, RTLD_LAZY | RTLD_LOCAL);
- if (screen->driver == NULL) {
- LogMessage(X_ERROR, "AIGLX error: dlopen of %s failed (%s)\n",
- filename, dlerror());
- goto handle_error;
- }
-
- extensions = dlsym(screen->driver, __DRI_DRIVER_EXTENSIONS);
- if (extensions == NULL) {
- LogMessage(X_ERROR, "AIGLX error: %s exports no extensions (%s)\n",
- driverName, dlerror());
- goto handle_error;
- }
-
- for (i = 0; extensions[i]; i++) {
- if (strcmp(extensions[i]->name, __DRI_CORE) == 0 &&
- extensions[i]->version >= __DRI_CORE_VERSION) {
- screen->core = (const __DRIcoreExtension *) extensions[i];
- }
- if (strcmp(extensions[i]->name, __DRI_SWRAST) == 0 &&
- extensions[i]->version >= __DRI_SWRAST_VERSION) {
- screen->swrast = (const __DRIswrastExtension *) extensions[i];
- }
- }
-
- if (screen->core == NULL || screen->swrast == NULL) {
- LogMessage(X_ERROR, "AIGLX error: %s exports no DRI extension\n",
- driverName);
- goto handle_error;
- }
-
- screen->driScreen =
- (*screen->swrast->createNewScreen)(pScreen->myNum,
- loader_extensions,
- &driConfigs,
- screen);
-
- if (screen->driScreen == NULL) {
- LogMessage(X_ERROR,
- "AIGLX error: Calling driver entry point failed\n");
- goto handle_error;
- }
-
- initializeExtensions(screen);
-
- screen->base.fbconfigs = glxConvertConfigs(screen->core, driConfigs,
- GLX_WINDOW_BIT |
- GLX_PIXMAP_BIT |
- GLX_PBUFFER_BIT);
-
- __glXScreenInit(&screen->base, pScreen);
-
- screen->base.GLXmajor = 1;
- screen->base.GLXminor = 4;
-
- LogMessage(X_INFO,
- "AIGLX: Loaded and initialized %s\n", filename);
-
- return &screen->base;
-
- handle_error:
- if (screen->driver)
- dlclose(screen->driver);
-
- xfree(screen);
-
- LogMessage(X_ERROR, "GLX: could not load software renderer\n");
-
- return NULL;
-}
-
-_X_EXPORT __GLXprovider __glXDRISWRastProvider = {
- __glXDRIscreenProbe,
- "DRISWRAST",
- NULL
-};
+/*
+ * Copyright © 2008 George Sapountzis <gsap7@yahoo.gr>
+ * Copyright © 2008 Red Hat, Inc
+ *
+ * Permission to use, copy, modify, distribute, and sell this software
+ * and its documentation for any purpose is hereby granted without
+ * fee, provided that the above copyright notice appear in all copies
+ * and that both that copyright notice and this permission notice
+ * appear in supporting documentation, and that the name of the
+ * copyright holders not be used in advertising or publicity
+ * pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no
+ * representations about the suitability of this software for any
+ * purpose. It is provided "as is" without express or implied
+ * warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS
+ * SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ * FITNESS, IN NO EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN
+ * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING
+ * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
+ * SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include <stdint.h>
+#include <stdio.h>
+#include <string.h>
+#include <errno.h>
+#include <sys/time.h>
+#include <dlfcn.h>
+
+#include <GL/gl.h>
+#include <GL/internal/dri_interface.h>
+#include <GL/glxtokens.h>
+
+#include "scrnintstr.h"
+#include "pixmapstr.h"
+#include "gcstruct.h"
+#include "os.h"
+
+#include "glxserver.h"
+#include "glxutil.h"
+#include "glxdricommon.h"
+
+#include "g_disptab.h"
+#include "glapitable.h"
+#include "glapi.h"
+#include "glthread.h"
+#include "dispatch.h"
+#include "extension_string.h"
+
+/* RTLD_LOCAL is not defined on Cygwin */
+#ifdef __CYGWIN__
+#ifndef RTLD_LOCAL
+#define RTLD_LOCAL 0
+#endif
+#endif
+
+typedef struct __GLXDRIscreen __GLXDRIscreen;
+typedef struct __GLXDRIcontext __GLXDRIcontext;
+typedef struct __GLXDRIdrawable __GLXDRIdrawable;
+
+struct __GLXDRIscreen {
+ __GLXscreen base;
+ __DRIscreen *driScreen;
+ void *driver;
+
+ const __DRIcoreExtension *core;
+ const __DRIswrastExtension *swrast;
+ const __DRIcopySubBufferExtension *copySubBuffer;
+ const __DRItexBufferExtension *texBuffer;
+};
+
+struct __GLXDRIcontext {
+ __GLXcontext base;
+ __DRIcontext *driContext;
+};
+
+struct __GLXDRIdrawable {
+ __GLXdrawable base;
+ __DRIdrawable *driDrawable;
+ __GLXDRIscreen *screen;
+
+ GCPtr gc; /* scratch GC for span drawing */
+ GCPtr swapgc; /* GC for swapping the color buffers */
+};
+
+static void
+__glXDRIdrawableDestroy(__GLXdrawable *drawable)
+{
+ __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
+ const __DRIcoreExtension *core = private->screen->core;
+
+ (*core->destroyDrawable)(private->driDrawable);
+
+ FreeScratchGC(private->gc);
+ FreeScratchGC(private->swapgc);
+
+ __glXDrawableRelease(drawable);
+
+ xfree(private);
+}
+
+static GLboolean
+__glXDRIdrawableSwapBuffers(ClientPtr client, __GLXdrawable *drawable)
+{
+ __GLXDRIdrawable *private = (__GLXDRIdrawable *) drawable;
+ const __DRIcoreExtension *core = private->screen->core;
+
+ (*core->swapBuffers)(private->driDrawable);
+
+ return TRUE;
+}
+
+static void
+__glXDRIdrawableCopySubBuffer(__GLXdrawable *basePrivate,
+ int x, int y, int w, int h)
+{
+ __GLXDRIdrawable *private = (__GLXDRIdrawable *) basePrivate;
+ const __DRIcopySubBufferExtension *copySubBuffer =
+ private->screen->copySubBuffer;
+
+ if (copySubBuffer)
+ (*copySubBuffer->copySubBuffer)(private->driDrawable, x, y, w, h);
+}
+
+static void
+__glXDRIcontextDestroy(__GLXcontext *baseContext)
+{
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
+
+ (*screen->core->destroyContext)(context->driContext);
+ __glXContextDestroy(&context->base);
+ xfree(context);
+}
+
+static int
+__glXDRIcontextMakeCurrent(__GLXcontext *baseContext)
+{
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+ __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseContext->drawPriv;
+ __GLXDRIdrawable *read = (__GLXDRIdrawable *) baseContext->readPriv;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
+
+ return (*screen->core->bindContext)(context->driContext,
+ draw->driDrawable,
+ read->driDrawable);
+}
+
+static int
+__glXDRIcontextLoseCurrent(__GLXcontext *baseContext)
+{
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
+
+ return (*screen->core->unbindContext)(context->driContext);
+}
+
+static int
+__glXDRIcontextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc,
+ unsigned long mask)
+{
+ __GLXDRIcontext *dst = (__GLXDRIcontext *) baseDst;
+ __GLXDRIcontext *src = (__GLXDRIcontext *) baseSrc;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) dst->base.pGlxScreen;
+
+ return (*screen->core->copyContext)(dst->driContext,
+ src->driContext, mask);
+}
+
+static int
+__glXDRIcontextForceCurrent(__GLXcontext *baseContext)
+{
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+ __GLXDRIdrawable *draw = (__GLXDRIdrawable *) baseContext->drawPriv;
+ __GLXDRIdrawable *read = (__GLXDRIdrawable *) baseContext->readPriv;
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) context->base.pGlxScreen;
+
+ return (*screen->core->bindContext)(context->driContext,
+ draw->driDrawable,
+ read->driDrawable);
+}
+
+#ifdef __DRI_TEX_BUFFER
+
+static int
+__glXDRIbindTexImage(__GLXcontext *baseContext,
+ int buffer,
+ __GLXdrawable *glxPixmap)
+{
+ __GLXDRIdrawable *drawable = (__GLXDRIdrawable *) glxPixmap;
+ const __DRItexBufferExtension *texBuffer = drawable->screen->texBuffer;
+ __GLXDRIcontext *context = (__GLXDRIcontext *) baseContext;
+
+ if (texBuffer == NULL)
+ return Success;
+
+ texBuffer->setTexBuffer(context->driContext,
+ glxPixmap->target,
+ drawable->driDrawable);
+
+ return Success;
+}
+
+static int
+__glXDRIreleaseTexImage(__GLXcontext *baseContext,
+ int buffer,
+ __GLXdrawable *pixmap)
+{
+ /* FIXME: Just unbind the texture? */
+ return Success;
+}
+
+#else
+
+static int
+__glXDRIbindTexImage(__GLXcontext *baseContext,
+ int buffer,
+ __GLXdrawable *glxPixmap)
+{
+ return Success;
+}
+
+static int
+__glXDRIreleaseTexImage(__GLXcontext *baseContext,
+ int buffer,
+ __GLXdrawable *pixmap)
+{
+ return Success;
+}
+
+#endif
+
+static __GLXtextureFromPixmap __glXDRItextureFromPixmap = {
+ __glXDRIbindTexImage,
+ __glXDRIreleaseTexImage
+};
+
+static void
+__glXDRIscreenDestroy(__GLXscreen *baseScreen)
+{
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) baseScreen;
+
+ (*screen->core->destroyScreen)(screen->driScreen);
+
+ dlclose(screen->driver);
+
+ __glXScreenDestroy(baseScreen);
+
+ xfree(screen);
+}
+
+static __GLXcontext *
+__glXDRIscreenCreateContext(__GLXscreen *baseScreen,
+ __GLXconfig *glxConfig,
+ __GLXcontext *baseShareContext)
+{
+ __GLXDRIscreen *screen = (__GLXDRIscreen *) baseScreen;
+ __GLXDRIcontext *context, *shareContext;
+ __GLXDRIconfig *config = (__GLXDRIconfig *) glxConfig;
+ const __DRIcoreExtension *core = screen->core;
+ __DRIcontext *driShare;
+
+ shareContext = (__GLXDRIcontext *) baseShareContext;
+ if (shareContext)
+ driShare = shareContext->driContext;
+ else
+ driShare = NULL;
+
+ context = xcalloc(1, sizeof *context);
+ if (context == NULL)
+ return NULL;
+
+ context->base.destroy = __glXDRIcontextDestroy;
+ context->base.makeCurrent = __glXDRIcontextMakeCurrent;
+ context->base.loseCurrent = __glXDRIcontextLoseCurrent;
+ context->base.copy = __glXDRIcontextCopy;
+ context->base.forceCurrent = __glXDRIcontextForceCurrent;
+ context->base.textureFromPixmap = &__glXDRItextureFromPixmap;
+
+ context->driContext =
+ (*core->createNewContext)(screen->driScreen,
+ config->driConfig, driShare, context);
+
+ return &context->base;
+}
+
+static void
+glxChangeGC(GCPtr gc, BITS32 mask, CARD32 val)
+{
+ CARD32 v[1];
+ v[0] = val;
+ dixChangeGC(NullClient, gc, mask, v, NULL);
+}
+
+static __GLXdrawable *
+__glXDRIscreenCreateDrawable(ClientPtr client,
+ __GLXscreen *screen,
+ DrawablePtr pDraw,
+ XID drawId,
+ int type,
+ XID glxDrawId,
+ __GLXconfig *glxConfig)
+{
+ __GLXDRIscreen *driScreen = (__GLXDRIscreen *) screen;
+ __GLXDRIconfig *config = (__GLXDRIconfig *) glxConfig;
+ __GLXDRIdrawable *private;
+
+ ScreenPtr pScreen = driScreen->base.pScreen;
+
+ private = xcalloc(1, sizeof *private);
+ if (private == NULL)
+ return NULL;
+
+ private->screen = driScreen;
+ if (!__glXDrawableInit(&private->base, screen,
+ pDraw, type, glxDrawId, glxConfig)) {
+ xfree(private);
+ return NULL;
+ }
+
+ private->base.destroy = __glXDRIdrawableDestroy;
+ private->base.swapBuffers = __glXDRIdrawableSwapBuffers;
+ private->base.copySubBuffer = __glXDRIdrawableCopySubBuffer;
+
+ private->gc = CreateScratchGC(pScreen, pDraw->depth);
+ private->swapgc = CreateScratchGC(pScreen, pDraw->depth);
+
+ glxChangeGC(private->gc, GCFunction, GXcopy);
+ glxChangeGC(private->swapgc, GCFunction, GXcopy);
+ glxChangeGC(private->swapgc, GCGraphicsExposures, FALSE);
+
+ private->driDrawable =
+ (*driScreen->swrast->createNewDrawable)(driScreen->driScreen,
+ config->driConfig,
+ private);
+
+ return &private->base;
+}
+
+static void
+swrastGetDrawableInfo(__DRIdrawable *draw,
+ int *x, int *y, int *w, int *h,
+ void *loaderPrivate)
+{
+ __GLXDRIdrawable *drawable = loaderPrivate;
+ DrawablePtr pDraw = drawable->base.pDraw;
+
+ *x = pDraw->x;
+ *y = pDraw->x;
+ *w = pDraw->width;
+ *h = pDraw->height;
+}
+
+static void
+swrastPutImage(__DRIdrawable *draw, int op,
+ int x, int y, int w, int h, char *data,
+ void *loaderPrivate)
+{
+ __GLXDRIdrawable *drawable = loaderPrivate;
+ DrawablePtr pDraw = drawable->base.pDraw;
+ GCPtr gc;
+
+ switch (op) {
+ case __DRI_SWRAST_IMAGE_OP_DRAW:
+ gc = drawable->gc;
+ break;
+ case __DRI_SWRAST_IMAGE_OP_SWAP:
+ gc = drawable->swapgc;
+ break;
+ default:
+ return;
+ }
+
+ ValidateGC(pDraw, gc);
+
+ gc->ops->PutImage(pDraw, gc, pDraw->depth,
+ x, y, w, h, 0, ZPixmap, data);
+}
+
+static void
+swrastGetImage(__DRIdrawable *draw,
+ int x, int y, int w, int h, char *data,
+ void *loaderPrivate)
+{
+ __GLXDRIdrawable *drawable = loaderPrivate;
+ DrawablePtr pDraw = drawable->base.pDraw;
+ ScreenPtr pScreen = pDraw->pScreen;
+
+ pScreen->GetImage(pDraw, x, y, w, h, ZPixmap, ~0L, data);
+}
+
+static const __DRIswrastLoaderExtension swrastLoaderExtension = {
+ { __DRI_SWRAST_LOADER, __DRI_SWRAST_LOADER_VERSION },
+ swrastGetDrawableInfo,
+ swrastPutImage,
+ swrastGetImage
+};
+
+static const __DRIextension *loader_extensions[] = {
+ &systemTimeExtension.base,
+ &swrastLoaderExtension.base,
+ NULL
+};
+
+static void
+initializeExtensions(__GLXDRIscreen *screen)
+{
+ const __DRIextension **extensions;
+ int i;
+
+ extensions = screen->core->getExtensions(screen->driScreen);
+
+ for (i = 0; extensions[i]; i++) {
+#ifdef __DRI_COPY_SUB_BUFFER
+ if (strcmp(extensions[i]->name, __DRI_COPY_SUB_BUFFER) == 0) {
+ screen->copySubBuffer =
+ (const __DRIcopySubBufferExtension *) extensions[i];
+ /* GLX_MESA_copy_sub_buffer is always enabled. */
+ }
+#endif
+
+#ifdef __DRI_TEX_BUFFER
+ if (strcmp(extensions[i]->name, __DRI_TEX_BUFFER) == 0) {
+ screen->texBuffer =
+ (const __DRItexBufferExtension *) extensions[i];
+ /* GLX_EXT_texture_from_pixmap is always enabled. */
+ }
+#endif
+ /* Ignore unknown extensions */
+ }
+}
+
+static const char dri_driver_path[] = DRI_DRIVER_PATH;
+
+static __GLXscreen *
+__glXDRIscreenProbe(ScreenPtr pScreen)
+{
+ const char *driverName = "swrast";
+ __GLXDRIscreen *screen;
+ char filename[128];
+ const __DRIextension **extensions;
+ const __DRIconfig **driConfigs;
+ int i;
+
+ screen = xcalloc(1, sizeof *screen);
+ if (screen == NULL)
+ return NULL;
+
+ screen->base.destroy = __glXDRIscreenDestroy;
+ screen->base.createContext = __glXDRIscreenCreateContext;
+ screen->base.createDrawable = __glXDRIscreenCreateDrawable;
+ screen->base.swapInterval = NULL;
+ screen->base.pScreen = pScreen;
+
+ snprintf(filename, sizeof filename,
+ "%s/%s_dri.so", dri_driver_path, driverName);
+
+ screen->driver = dlopen(filename, RTLD_LAZY | RTLD_LOCAL);
+ if (screen->driver == NULL) {
+ LogMessage(X_ERROR, "AIGLX error: dlopen of %s failed (%s)\n",
+ filename, dlerror());
+ goto handle_error;
+ }
+
+ extensions = dlsym(screen->driver, __DRI_DRIVER_EXTENSIONS);
+ if (extensions == NULL) {
+ LogMessage(X_ERROR, "AIGLX error: %s exports no extensions (%s)\n",
+ driverName, dlerror());
+ goto handle_error;
+ }
+
+ for (i = 0; extensions[i]; i++) {
+ if (strcmp(extensions[i]->name, __DRI_CORE) == 0 &&
+ extensions[i]->version >= __DRI_CORE_VERSION) {
+ screen->core = (const __DRIcoreExtension *) extensions[i];
+ }
+ if (strcmp(extensions[i]->name, __DRI_SWRAST) == 0 &&
+ extensions[i]->version >= __DRI_SWRAST_VERSION) {
+ screen->swrast = (const __DRIswrastExtension *) extensions[i];
+ }
+ }
+
+ if (screen->core == NULL || screen->swrast == NULL) {
+ LogMessage(X_ERROR, "AIGLX error: %s exports no DRI extension\n",
+ driverName);
+ goto handle_error;
+ }
+
+ screen->driScreen =
+ (*screen->swrast->createNewScreen)(pScreen->myNum,
+ loader_extensions,
+ &driConfigs,
+ screen);
+
+ if (screen->driScreen == NULL) {
+ LogMessage(X_ERROR,
+ "AIGLX error: Calling driver entry point failed\n");
+ goto handle_error;
+ }
+
+ initializeExtensions(screen);
+
+ screen->base.fbconfigs = glxConvertConfigs(screen->core, driConfigs,
+ GLX_WINDOW_BIT |
+ GLX_PIXMAP_BIT |
+ GLX_PBUFFER_BIT);
+
+ __glXScreenInit(&screen->base, pScreen);
+
+ screen->base.GLXmajor = 1;
+ screen->base.GLXminor = 4;
+
+ LogMessage(X_INFO,
+ "AIGLX: Loaded and initialized %s\n", filename);
+
+ return &screen->base;
+
+ handle_error:
+ if (screen->driver)
+ dlclose(screen->driver);
+
+ xfree(screen);
+
+ LogMessage(X_ERROR, "GLX: could not load software renderer\n");
+
+ return NULL;
+}
+
+_X_EXPORT __GLXprovider __glXDRISWRastProvider = {
+ __glXDRIscreenProbe,
+ "DRISWRAST",
+ NULL
+};
diff --git a/xorg-server/glx/glxscreens.h b/xorg-server/glx/glxscreens.h
index d52099fc2..335d471b3 100644
--- a/xorg-server/glx/glxscreens.h
+++ b/xorg-server/glx/glxscreens.h
@@ -1,182 +1,184 @@
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#ifndef _GLX_screens_h_
-#define _GLX_screens_h_
-
-/*
- * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
- * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice including the dates of first publication and
- * either this permission notice or a reference to
- * http://oss.sgi.com/projects/FreeB/
- * shall be included in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
- * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
- * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- *
- * Except as contained in this notice, the name of Silicon Graphics, Inc.
- * shall not be used in advertising or otherwise to promote the sale, use or
- * other dealings in this Software without prior written authorization from
- * Silicon Graphics, Inc.
- */
-
-typedef struct {
- void * (* queryHyperpipeNetworkFunc)(int, int *, int *);
- void * (* queryHyperpipeConfigFunc)(int, int, int *, int *);
- int (* destroyHyperpipeConfigFunc)(int, int);
- void * (* hyperpipeConfigFunc)(int, int, int *, int *, void *);
-} __GLXHyperpipeExtensionFuncs;
-
-typedef struct {
- int (* bindSwapBarrierFunc)(int, XID, int);
- int (* queryMaxSwapBarriersFunc)(int);
-} __GLXSwapBarrierExtensionFuncs;
-
-void __glXHyperpipeInit(int screen, __GLXHyperpipeExtensionFuncs *funcs);
-void __glXSwapBarrierInit(int screen, __GLXSwapBarrierExtensionFuncs *funcs);
-
-typedef struct __GLXconfig __GLXconfig;
-struct __GLXconfig {
- __GLXconfig *next;
- GLuint doubleBufferMode;
- GLuint stereoMode;
-
- GLint redBits, greenBits, blueBits, alphaBits; /* bits per comp */
- GLuint redMask, greenMask, blueMask, alphaMask;
- GLint rgbBits; /* total bits for rgb */
- GLint indexBits; /* total bits for colorindex */
-
- GLint accumRedBits, accumGreenBits, accumBlueBits, accumAlphaBits;
- GLint depthBits;
- GLint stencilBits;
-
- GLint numAuxBuffers;
-
- GLint level;
-
- GLint pixmapMode;
-
- /* GLX */
- GLint visualID;
- GLint visualType; /**< One of the GLX X visual types. (i.e.,
- * \c GLX_TRUE_COLOR, etc.)
- */
-
- /* EXT_visual_rating / GLX 1.2 */
- GLint visualRating;
-
- /* EXT_visual_info / GLX 1.2 */
- GLint transparentPixel;
- /* colors are floats scaled to ints */
- GLint transparentRed, transparentGreen, transparentBlue, transparentAlpha;
- GLint transparentIndex;
-
- /* ARB_multisample / SGIS_multisample */
- GLint sampleBuffers;
- GLint samples;
-
- /* SGIX_fbconfig / GLX 1.3 */
- GLint drawableType;
- GLint renderType;
- GLint xRenderable;
- GLint fbconfigID;
-
- /* SGIX_pbuffer / GLX 1.3 */
- GLint maxPbufferWidth;
- GLint maxPbufferHeight;
- GLint maxPbufferPixels;
- GLint optimalPbufferWidth; /* Only for SGIX_pbuffer. */
- GLint optimalPbufferHeight; /* Only for SGIX_pbuffer. */
-
- /* SGIX_visual_select_group */
- GLint visualSelectGroup;
-
- /* OML_swap_method */
- GLint swapMethod;
-
- GLint screen;
-
- /* EXT_texture_from_pixmap */
- GLint bindToTextureRgb;
- GLint bindToTextureRgba;
- GLint bindToMipmapTexture;
- GLint bindToTextureTargets;
- GLint yInverted;
-};
-
-GLint glxConvertToXVisualType(int visualType);
-
-/*
-** Screen dependent data. These methods are the interface between the DIX
-** and DDX layers of the GLX server extension. The methods provide an
-** interface for context management on a screen.
-*/
-typedef struct __GLXscreen __GLXscreen;
-struct __GLXscreen {
- void (*destroy) (__GLXscreen *screen);
-
- __GLXcontext *(*createContext) (__GLXscreen *screen,
- __GLXconfig *modes,
- __GLXcontext *shareContext);
-
- __GLXdrawable *(*createDrawable)(__GLXscreen *context,
- DrawablePtr pDraw,
- int type,
- XID drawId,
- __GLXconfig *modes);
- int (*swapInterval) (__GLXdrawable *drawable,
- int interval);
-
- __GLXHyperpipeExtensionFuncs *hyperpipeFuncs;
- __GLXSwapBarrierExtensionFuncs *swapBarrierFuncs;
-
- ScreenPtr pScreen;
-
- /* Linked list of valid fbconfigs for this screen. */
- __GLXconfig *fbconfigs;
- int numFBConfigs;
-
- /* Subset of fbconfigs that are exposed as GLX visuals. */
- __GLXconfig **visuals;
- GLint numVisuals;
-
- char *GLextensions;
-
- char *GLXvendor;
- char *GLXversion;
- char *GLXextensions;
-
- /**
- * \name GLX version supported by this screen.
- *
- * Since the GLX version advertised by the server is for the whole server,
- * the GLX protocol code uses the minimum version supported on all screens.
- */
- /*@{*/
- unsigned GLXmajor;
- unsigned GLXminor;
- /*@}*/
-
- Bool (*CloseScreen)(int index, ScreenPtr pScreen);
-};
-
-
-void __glXScreenInit(__GLXscreen *screen, ScreenPtr pScreen);
-void __glXScreenDestroy(__GLXscreen *screen);
-
-#endif /* !__GLX_screens_h__ */
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifndef _GLX_screens_h_
+#define _GLX_screens_h_
+
+/*
+ * SGI FREE SOFTWARE LICENSE B (Version 2.0, Sept. 18, 2008)
+ * Copyright (C) 1991-2000 Silicon Graphics, Inc. All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice including the dates of first publication and
+ * either this permission notice or a reference to
+ * http://oss.sgi.com/projects/FreeB/
+ * shall be included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * SILICON GRAPHICS, INC. BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
+ * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ *
+ * Except as contained in this notice, the name of Silicon Graphics, Inc.
+ * shall not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization from
+ * Silicon Graphics, Inc.
+ */
+
+typedef struct {
+ void * (* queryHyperpipeNetworkFunc)(int, int *, int *);
+ void * (* queryHyperpipeConfigFunc)(int, int, int *, int *);
+ int (* destroyHyperpipeConfigFunc)(int, int);
+ void * (* hyperpipeConfigFunc)(int, int, int *, int *, void *);
+} __GLXHyperpipeExtensionFuncs;
+
+typedef struct {
+ int (* bindSwapBarrierFunc)(int, XID, int);
+ int (* queryMaxSwapBarriersFunc)(int);
+} __GLXSwapBarrierExtensionFuncs;
+
+void __glXHyperpipeInit(int screen, __GLXHyperpipeExtensionFuncs *funcs);
+void __glXSwapBarrierInit(int screen, __GLXSwapBarrierExtensionFuncs *funcs);
+
+typedef struct __GLXconfig __GLXconfig;
+struct __GLXconfig {
+ __GLXconfig *next;
+ GLuint doubleBufferMode;
+ GLuint stereoMode;
+
+ GLint redBits, greenBits, blueBits, alphaBits; /* bits per comp */
+ GLuint redMask, greenMask, blueMask, alphaMask;
+ GLint rgbBits; /* total bits for rgb */
+ GLint indexBits; /* total bits for colorindex */
+
+ GLint accumRedBits, accumGreenBits, accumBlueBits, accumAlphaBits;
+ GLint depthBits;
+ GLint stencilBits;
+
+ GLint numAuxBuffers;
+
+ GLint level;
+
+ GLint pixmapMode;
+
+ /* GLX */
+ GLint visualID;
+ GLint visualType; /**< One of the GLX X visual types. (i.e.,
+ * \c GLX_TRUE_COLOR, etc.)
+ */
+
+ /* EXT_visual_rating / GLX 1.2 */
+ GLint visualRating;
+
+ /* EXT_visual_info / GLX 1.2 */
+ GLint transparentPixel;
+ /* colors are floats scaled to ints */
+ GLint transparentRed, transparentGreen, transparentBlue, transparentAlpha;
+ GLint transparentIndex;
+
+ /* ARB_multisample / SGIS_multisample */
+ GLint sampleBuffers;
+ GLint samples;
+
+ /* SGIX_fbconfig / GLX 1.3 */
+ GLint drawableType;
+ GLint renderType;
+ GLint xRenderable;
+ GLint fbconfigID;
+
+ /* SGIX_pbuffer / GLX 1.3 */
+ GLint maxPbufferWidth;
+ GLint maxPbufferHeight;
+ GLint maxPbufferPixels;
+ GLint optimalPbufferWidth; /* Only for SGIX_pbuffer. */
+ GLint optimalPbufferHeight; /* Only for SGIX_pbuffer. */
+
+ /* SGIX_visual_select_group */
+ GLint visualSelectGroup;
+
+ /* OML_swap_method */
+ GLint swapMethod;
+
+ GLint screen;
+
+ /* EXT_texture_from_pixmap */
+ GLint bindToTextureRgb;
+ GLint bindToTextureRgba;
+ GLint bindToMipmapTexture;
+ GLint bindToTextureTargets;
+ GLint yInverted;
+};
+
+GLint glxConvertToXVisualType(int visualType);
+
+/*
+** Screen dependent data. These methods are the interface between the DIX
+** and DDX layers of the GLX server extension. The methods provide an
+** interface for context management on a screen.
+*/
+typedef struct __GLXscreen __GLXscreen;
+struct __GLXscreen {
+ void (*destroy) (__GLXscreen *screen);
+
+ __GLXcontext *(*createContext) (__GLXscreen *screen,
+ __GLXconfig *modes,
+ __GLXcontext *shareContext);
+
+ __GLXdrawable *(*createDrawable)(ClientPtr client,
+ __GLXscreen *context,
+ DrawablePtr pDraw,
+ XID drawId,
+ int type,
+ XID glxDrawId,
+ __GLXconfig *modes);
+ int (*swapInterval) (__GLXdrawable *drawable,
+ int interval);
+
+ __GLXHyperpipeExtensionFuncs *hyperpipeFuncs;
+ __GLXSwapBarrierExtensionFuncs *swapBarrierFuncs;
+
+ ScreenPtr pScreen;
+
+ /* Linked list of valid fbconfigs for this screen. */
+ __GLXconfig *fbconfigs;
+ int numFBConfigs;
+
+ /* Subset of fbconfigs that are exposed as GLX visuals. */
+ __GLXconfig **visuals;
+ GLint numVisuals;
+
+ char *GLextensions;
+
+ char *GLXvendor;
+ char *GLXversion;
+ char *GLXextensions;
+
+ /**
+ * \name GLX version supported by this screen.
+ *
+ * Since the GLX version advertised by the server is for the whole server,
+ * the GLX protocol code uses the minimum version supported on all screens.
+ */
+ /*@{*/
+ unsigned GLXmajor;
+ unsigned GLXminor;
+ /*@}*/
+
+ Bool (*CloseScreen)(int index, ScreenPtr pScreen);
+};
+
+
+void __glXScreenInit(__GLXscreen *screen, ScreenPtr pScreen);
+void __glXScreenDestroy(__GLXscreen *screen);
+
+#endif /* !__GLX_screens_h__ */
diff --git a/xorg-server/hw/xfree86/dri2/dri2.c b/xorg-server/hw/xfree86/dri2/dri2.c
index 6c4dabc41..abcb96668 100644
--- a/xorg-server/hw/xfree86/dri2/dri2.c
+++ b/xorg-server/hw/xfree86/dri2/dri2.c
@@ -1,939 +1,1045 @@
-/*
- * Copyright © 2007, 2008 Red Hat, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Soft-
- * ware"), to deal in the Software without restriction, including without
- * limitation the rights to use, copy, modify, merge, publish, distribute,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, provided that the above copyright
- * notice(s) and this permission notice appear in all copies of the Soft-
- * ware and that both the above copyright notice(s) and this permission
- * notice appear in supporting documentation.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
- * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
- * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
- * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
- * QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
- * MANCE OF THIS SOFTWARE.
- *
- * Except as contained in this notice, the name of a copyright holder shall
- * not be used in advertising or otherwise to promote the sale, use or
- * other dealings in this Software without prior written authorization of
- * the copyright holder.
- *
- * Authors:
- * Kristian Høgsberg (krh@redhat.com)
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <errno.h>
-#include <xf86drm.h>
-#include "xf86Module.h"
-#include "scrnintstr.h"
-#include "windowstr.h"
-#include "dixstruct.h"
-#include "dri2.h"
-#include "xf86VGAarbiter.h"
-
-#include "xf86.h"
-
-CARD8 dri2_major; /* version of DRI2 supported by DDX */
-CARD8 dri2_minor;
-
-static int dri2ScreenPrivateKeyIndex;
-static DevPrivateKey dri2ScreenPrivateKey = &dri2ScreenPrivateKeyIndex;
-static RESTYPE dri2DrawableRes;
-
-typedef struct _DRI2Screen *DRI2ScreenPtr;
-
-typedef struct _DRI2Drawable {
- DRI2ScreenPtr dri2_screen;
- int width;
- int height;
- DRI2BufferPtr *buffers;
- int bufferCount;
- unsigned int swapsPending;
- ClientPtr blockedClient;
- Bool blockedOnMsc;
- int swap_interval;
- CARD64 swap_count;
- int64_t target_sbc; /* -1 means no SBC wait outstanding */
- CARD64 last_swap_target; /* most recently queued swap target */
- CARD64 last_swap_msc; /* msc at completion of most recent swap */
- CARD64 last_swap_ust; /* ust at completion of most recent swap */
- int swap_limit; /* for N-buffering */
-} DRI2DrawableRec, *DRI2DrawablePtr;
-
-typedef struct _DRI2Screen {
- ScreenPtr screen;
- unsigned int numDrivers;
- const char **driverNames;
- const char *deviceName;
- int fd;
- unsigned int lastSequence;
-
- DRI2CreateBufferProcPtr CreateBuffer;
- DRI2DestroyBufferProcPtr DestroyBuffer;
- DRI2CopyRegionProcPtr CopyRegion;
- DRI2ScheduleSwapProcPtr ScheduleSwap;
- DRI2GetMSCProcPtr GetMSC;
- DRI2ScheduleWaitMSCProcPtr ScheduleWaitMSC;
-
- HandleExposuresProcPtr HandleExposures;
-} DRI2ScreenRec;
-
-static DRI2ScreenPtr
-DRI2GetScreen(ScreenPtr pScreen)
-{
- return dixLookupPrivate(&pScreen->devPrivates, dri2ScreenPrivateKey);
-}
-
-static DRI2DrawablePtr
-DRI2GetDrawable(DrawablePtr pDraw)
-{
- DRI2DrawablePtr pPriv;
- int rc;
-
- rc = dixLookupResourceByType((pointer *) &pPriv, pDraw->id,
- dri2DrawableRes, NULL, DixReadAccess);
- if (rc != Success)
- return NULL;
-
- return pPriv;
-}
-
-int
-DRI2CreateDrawable(DrawablePtr pDraw)
-{
- DRI2ScreenPtr ds = DRI2GetScreen(pDraw->pScreen);
- DRI2DrawablePtr pPriv;
- CARD64 ust;
- int rc;
-
- rc = dixLookupResourceByType((pointer *) &pPriv, pDraw->id,
- dri2DrawableRes, NULL, DixReadAccess);
- if (rc == Success || rc != BadValue)
- return rc;
-
- pPriv = xalloc(sizeof *pPriv);
- if (pPriv == NULL)
- return BadAlloc;
-
- pPriv->dri2_screen = ds;
- pPriv->width = pDraw->width;
- pPriv->height = pDraw->height;
- pPriv->buffers = NULL;
- pPriv->bufferCount = 0;
- pPriv->swapsPending = 0;
- pPriv->blockedClient = NULL;
- pPriv->blockedOnMsc = FALSE;
- pPriv->swap_count = 0;
- pPriv->target_sbc = -1;
- pPriv->swap_interval = 1;
- /* Initialize last swap target from DDX if possible */
- if (!ds->GetMSC || !(*ds->GetMSC)(pDraw, &ust, &pPriv->last_swap_target))
- pPriv->last_swap_target = 0;
-
- pPriv->swap_limit = 1; /* default to double buffering */
- pPriv->last_swap_msc = 0;
- pPriv->last_swap_ust = 0;
-
- if (!AddResource(pDraw->id, dri2DrawableRes, pPriv))
- return BadAlloc;
-
- return Success;
-}
-
-static int DRI2DrawableGone(pointer p, XID id)
-{
- DRI2DrawablePtr pPriv = p;
- DRI2ScreenPtr ds = pPriv->dri2_screen;
- DrawablePtr root;
- int i;
-
- root = &WindowTable[ds->screen->myNum]->drawable;
- if (pPriv->buffers != NULL) {
- for (i = 0; i < pPriv->bufferCount; i++)
- (*ds->DestroyBuffer)(root, pPriv->buffers[i]);
-
- xfree(pPriv->buffers);
- }
-
- xfree(pPriv);
-
- return Success;
-}
-
-static int
-find_attachment(DRI2DrawablePtr pPriv, unsigned attachment)
-{
- int i;
-
- if (pPriv->buffers == NULL) {
- return -1;
- }
-
- for (i = 0; i < pPriv->bufferCount; i++) {
- if ((pPriv->buffers[i] != NULL)
- && (pPriv->buffers[i]->attachment == attachment)) {
- return i;
- }
- }
-
- return -1;
-}
-
-static Bool
-allocate_or_reuse_buffer(DrawablePtr pDraw, DRI2ScreenPtr ds,
- DRI2DrawablePtr pPriv,
- unsigned int attachment, unsigned int format,
- int dimensions_match, DRI2BufferPtr *buffer)
-{
- int old_buf = find_attachment(pPriv, attachment);
-
- if ((old_buf < 0)
- || !dimensions_match
- || (pPriv->buffers[old_buf]->format != format)) {
- *buffer = (*ds->CreateBuffer)(pDraw, attachment, format);
- return TRUE;
-
- } else {
- *buffer = pPriv->buffers[old_buf];
- pPriv->buffers[old_buf] = NULL;
- return FALSE;
- }
-}
-
-static DRI2BufferPtr *
-do_get_buffers(DrawablePtr pDraw, int *width, int *height,
- unsigned int *attachments, int count, int *out_count,
- int has_format)
-{
- DRI2ScreenPtr ds = DRI2GetScreen(pDraw->pScreen);
- DRI2DrawablePtr pPriv = DRI2GetDrawable(pDraw);
- DRI2BufferPtr *buffers;
- int need_real_front = 0;
- int need_fake_front = 0;
- int have_fake_front = 0;
- int front_format = 0;
- int dimensions_match;
- int buffers_changed = 0;
- int i;
-
- if (!pPriv) {
- *width = pDraw->width;
- *height = pDraw->height;
- *out_count = 0;
- return NULL;
- }
-
- dimensions_match = (pDraw->width == pPriv->width)
- && (pDraw->height == pPriv->height);
-
- buffers = xalloc((count + 1) * sizeof(buffers[0]));
-
- for (i = 0; i < count; i++) {
- const unsigned attachment = *(attachments++);
- const unsigned format = (has_format) ? *(attachments++) : 0;
-
- if (allocate_or_reuse_buffer(pDraw, ds, pPriv, attachment,
- format, dimensions_match,
- &buffers[i]))
- buffers_changed = 1;
-
- /* If the drawable is a window and the front-buffer is requested,
- * silently add the fake front-buffer to the list of requested
- * attachments. The counting logic in the loop accounts for the case
- * where the client requests both the fake and real front-buffer.
- */
- if (attachment == DRI2BufferBackLeft) {
- need_real_front++;
- front_format = format;
- }
-
- if (attachment == DRI2BufferFrontLeft) {
- need_real_front--;
- front_format = format;
-
- if (pDraw->type == DRAWABLE_WINDOW) {
- need_fake_front++;
- }
- }
-
- if (pDraw->type == DRAWABLE_WINDOW) {
- if (attachment == DRI2BufferFakeFrontLeft) {
- need_fake_front--;
- have_fake_front = 1;
- }
- }
- }
-
- if (need_real_front > 0) {
- if (allocate_or_reuse_buffer(pDraw, ds, pPriv, DRI2BufferFrontLeft,
- front_format, dimensions_match,
- &buffers[i++]))
- buffers_changed = 1;
- }
-
- if (need_fake_front > 0) {
- if (allocate_or_reuse_buffer(pDraw, ds, pPriv, DRI2BufferFakeFrontLeft,
- front_format, dimensions_match,
- &buffers[i++]))
- buffers_changed = 1;
-
- have_fake_front = 1;
- }
-
- *out_count = i;
-
-
- if (pPriv->buffers != NULL) {
- for (i = 0; i < pPriv->bufferCount; i++) {
- if (pPriv->buffers[i] != NULL) {
- (*ds->DestroyBuffer)(pDraw, pPriv->buffers[i]);
- }
- }
-
- xfree(pPriv->buffers);
- }
-
- pPriv->buffers = buffers;
- pPriv->bufferCount = *out_count;
- pPriv->width = pDraw->width;
- pPriv->height = pDraw->height;
- *width = pPriv->width;
- *height = pPriv->height;
-
-
- /* If the client is getting a fake front-buffer, pre-fill it with the
- * contents of the real front-buffer. This ensures correct operation of
- * applications that call glXWaitX before calling glDrawBuffer.
- */
- if (have_fake_front && buffers_changed) {
- BoxRec box;
- RegionRec region;
-
- box.x1 = 0;
- box.y1 = 0;
- box.x2 = pPriv->width;
- box.y2 = pPriv->height;
- REGION_INIT(pDraw->pScreen, ®ion, &box, 0);
-
- DRI2CopyRegion(pDraw, ®ion, DRI2BufferFakeFrontLeft,
- DRI2BufferFrontLeft);
- }
-
- return pPriv->buffers;
-}
-
-DRI2BufferPtr *
-DRI2GetBuffers(DrawablePtr pDraw, int *width, int *height,
- unsigned int *attachments, int count, int *out_count)
-{
- return do_get_buffers(pDraw, width, height, attachments, count,
- out_count, FALSE);
-}
-
-DRI2BufferPtr *
-DRI2GetBuffersWithFormat(DrawablePtr pDraw, int *width, int *height,
- unsigned int *attachments, int count, int *out_count)
-{
- return do_get_buffers(pDraw, width, height, attachments, count,
- out_count, TRUE);
-}
-
-/*
- * In the direct rendered case, we throttle the clients that have more
- * than their share of outstanding swaps (and thus busy buffers) when a
- * new GetBuffers request is received. In the AIGLX case, we allow the
- * client to get the new buffers, but throttle when the next GLX request
- * comes in (see __glXDRIcontextWait()).
- */
-Bool
-DRI2ThrottleClient(ClientPtr client, DrawablePtr pDraw)
-{
- DRI2DrawablePtr pPriv;
-
- pPriv = DRI2GetDrawable(pDraw);
- if (pPriv == NULL)
- return FALSE;
-
- /* Throttle to swap limit */
- if ((pPriv->swapsPending >= pPriv->swap_limit) &&
- !pPriv->blockedClient) {
- ResetCurrentRequest(client);
- client->sequence--;
- IgnoreClient(client);
- pPriv->blockedClient = client;
- return TRUE;
- }
-
- return FALSE;
-}
-
-static void
-__DRI2BlockClient(ClientPtr client, DRI2DrawablePtr pPriv)
-{
- if (pPriv->blockedClient == NULL) {
- IgnoreClient(client);
- pPriv->blockedClient = client;
- }
-}
-
-void
-DRI2BlockClient(ClientPtr client, DrawablePtr pDraw)
-{
- DRI2DrawablePtr pPriv;
-
- pPriv = DRI2GetDrawable(pDraw);
- if (pPriv == NULL)
- return;
-
- __DRI2BlockClient(client, pPriv);
- pPriv->blockedOnMsc = TRUE;
-}
-
-int
-DRI2CopyRegion(DrawablePtr pDraw, RegionPtr pRegion,
- unsigned int dest, unsigned int src)
-{
- DRI2ScreenPtr ds = DRI2GetScreen(pDraw->pScreen);
- DRI2DrawablePtr pPriv;
- DRI2BufferPtr pDestBuffer, pSrcBuffer;
- int i;
-
- pPriv = DRI2GetDrawable(pDraw);
- if (pPriv == NULL)
- return BadDrawable;
-
- pDestBuffer = NULL;
- pSrcBuffer = NULL;
- for (i = 0; i < pPriv->bufferCount; i++)
- {
- if (pPriv->buffers[i]->attachment == dest)
- pDestBuffer = (DRI2BufferPtr) pPriv->buffers[i];
- if (pPriv->buffers[i]->attachment == src)
- pSrcBuffer = (DRI2BufferPtr) pPriv->buffers[i];
- }
- if (pSrcBuffer == NULL || pDestBuffer == NULL)
- return BadValue;
-
- (*ds->CopyRegion)(pDraw, pRegion, pDestBuffer, pSrcBuffer);
-
- return Success;
-}
-
-/* Can this drawable be page flipped? */
-Bool
-DRI2CanFlip(DrawablePtr pDraw)
-{
- ScreenPtr pScreen = pDraw->pScreen;
- WindowPtr pWin, pRoot;
- PixmapPtr pWinPixmap, pRootPixmap;
-
- if (pDraw->type == DRAWABLE_PIXMAP)
- return TRUE;
-
- pRoot = WindowTable[pScreen->myNum];
- pRootPixmap = pScreen->GetWindowPixmap(pRoot);
-
- pWin = (WindowPtr) pDraw;
- pWinPixmap = pScreen->GetWindowPixmap(pWin);
- if (pRootPixmap != pWinPixmap)
- return FALSE;
- if (!REGION_EQUAL(pScreen, &pWin->clipList, &pRoot->winSize))
- return FALSE;
-
- return TRUE;
-}
-
-/* Can we do a pixmap exchange instead of a blit? */
-Bool
-DRI2CanExchange(DrawablePtr pDraw)
-{
- return FALSE;
-}
-
-void
-DRI2WaitMSCComplete(ClientPtr client, DrawablePtr pDraw, int frame,
- unsigned int tv_sec, unsigned int tv_usec)
-{
- DRI2DrawablePtr pPriv;
-
- pPriv = DRI2GetDrawable(pDraw);
- if (pPriv == NULL)
- return;
-
- ProcDRI2WaitMSCReply(client, ((CARD64)tv_sec * 1000000) + tv_usec,
- frame, pPriv->swap_count);
-
- if (pPriv->blockedClient)
- AttendClient(pPriv->blockedClient);
-
- pPriv->blockedClient = NULL;
- pPriv->blockedOnMsc = FALSE;
-}
-
-static void
-DRI2WakeClient(ClientPtr client, DrawablePtr pDraw, int frame,
- unsigned int tv_sec, unsigned int tv_usec)
-{
- ScreenPtr pScreen = pDraw->pScreen;
- DRI2DrawablePtr pPriv;
-
- pPriv = DRI2GetDrawable(pDraw);
- if (pPriv == NULL) {
- xf86DrvMsg(pScreen->myNum, X_ERROR,
- "[DRI2] %s: bad drawable\n", __func__);
- return;
- }
-
- /*
- * Swap completed.
- * Wake the client iff:
- * - it was waiting on SBC
- * - was blocked due to GLX make current
- * - was blocked due to swap throttling
- * - is not blocked due to an MSC wait
- */
- if (pPriv->target_sbc != -1 &&
- pPriv->target_sbc <= pPriv->swap_count) {
- ProcDRI2WaitMSCReply(client, ((CARD64)tv_sec * 1000000) + tv_usec,
- frame, pPriv->swap_count);
- pPriv->target_sbc = -1;
-
- AttendClient(pPriv->blockedClient);
- pPriv->blockedClient = NULL;
- } else if (pPriv->target_sbc == -1 && !pPriv->blockedOnMsc) {
- if (pPriv->blockedClient) {
- AttendClient(pPriv->blockedClient);
- pPriv->blockedClient = NULL;
- }
- }
-}
-
-void
-DRI2SwapComplete(ClientPtr client, DrawablePtr pDraw, int frame,
- unsigned int tv_sec, unsigned int tv_usec, int type,
- DRI2SwapEventPtr swap_complete, void *swap_data)
-{
- ScreenPtr pScreen = pDraw->pScreen;
- DRI2DrawablePtr pPriv;
- CARD64 ust = 0;
-
- pPriv = DRI2GetDrawable(pDraw);
- if (pPriv == NULL) {
- xf86DrvMsg(pScreen->myNum, X_ERROR,
- "[DRI2] %s: bad drawable\n", __func__);
- return;
- }
-
- pPriv->swapsPending--;
- pPriv->swap_count++;
-
- ust = ((CARD64)tv_sec * 1000000) + tv_usec;
- if (swap_complete)
- swap_complete(client, swap_data, type, ust, frame, pPriv->swap_count);
-
- pPriv->last_swap_msc = frame;
- pPriv->last_swap_ust = ust;
-
- DRI2WakeClient(client, pDraw, frame, tv_sec, tv_usec);
-}
-
-Bool
-DRI2WaitSwap(ClientPtr client, DrawablePtr pDrawable)
-{
- DRI2DrawablePtr pPriv = DRI2GetDrawable(pDrawable);
-
- /* If we're currently waiting for a swap on this drawable, reset
- * the request and suspend the client. We only support one
- * blocked client per drawable. */
- if ((pPriv->swapsPending) &&
- pPriv->blockedClient == NULL) {
- ResetCurrentRequest(client);
- client->sequence--;
- __DRI2BlockClient(client, pPriv);
- return TRUE;
- }
-
- return FALSE;
-}
-
-int
-DRI2SwapBuffers(ClientPtr client, DrawablePtr pDraw, CARD64 target_msc,
- CARD64 divisor, CARD64 remainder, CARD64 *swap_target,
- DRI2SwapEventPtr func, void *data)
-{
- ScreenPtr pScreen = pDraw->pScreen;
- DRI2ScreenPtr ds = DRI2GetScreen(pDraw->pScreen);
- DRI2DrawablePtr pPriv;
- DRI2BufferPtr pDestBuffer = NULL, pSrcBuffer = NULL;
- int ret, i;
-
- pPriv = DRI2GetDrawable(pDraw);
- if (pPriv == NULL) {
- xf86DrvMsg(pScreen->myNum, X_ERROR,
- "[DRI2] %s: bad drawable\n", __func__);
- return BadDrawable;
- }
-
- for (i = 0; i < pPriv->bufferCount; i++) {
- if (pPriv->buffers[i]->attachment == DRI2BufferFrontLeft)
- pDestBuffer = (DRI2BufferPtr) pPriv->buffers[i];
- if (pPriv->buffers[i]->attachment == DRI2BufferBackLeft)
- pSrcBuffer = (DRI2BufferPtr) pPriv->buffers[i];
- }
- if (pSrcBuffer == NULL || pDestBuffer == NULL) {
- xf86DrvMsg(pScreen->myNum, X_ERROR,
- "[DRI2] %s: drawable has no back or front?\n", __func__);
- return BadDrawable;
- }
-
- /* Old DDX or no swap interval, just blit */
- if (!ds->ScheduleSwap || !pPriv->swap_interval) {
- BoxRec box;
- RegionRec region;
-
- box.x1 = 0;
- box.y1 = 0;
- box.x2 = pDraw->width;
- box.y2 = pDraw->height;
- REGION_INIT(pScreen, ®ion, &box, 0);
-
- pPriv->swapsPending++;
-
- (*ds->CopyRegion)(pDraw, ®ion, pDestBuffer, pSrcBuffer);
- DRI2SwapComplete(client, pDraw, target_msc, 0, 0, DRI2_BLIT_COMPLETE,
- func, data);
- return Success;
- }
-
- /*
- * In the simple glXSwapBuffers case, all params will be 0, and we just
- * need to schedule a swap for the last swap target + the swap interval.
- */
- if (target_msc == 0 && divisor == 0 && remainder == 0) {
- /*
- * Swap target for this swap is last swap target + swap interval since
- * we have to account for the current swap count, interval, and the
- * number of pending swaps.
- */
- *swap_target = pPriv->last_swap_target + pPriv->swap_interval;
- } else {
- /* glXSwapBuffersMscOML could have a 0 target_msc, honor it */
- *swap_target = target_msc;
- }
-
- pPriv->swapsPending++;
- ret = (*ds->ScheduleSwap)(client, pDraw, pDestBuffer, pSrcBuffer,
- swap_target, divisor, remainder, func, data);
- if (!ret) {
- pPriv->swapsPending--; /* didn't schedule */
- xf86DrvMsg(pScreen->myNum, X_ERROR,
- "[DRI2] %s: driver failed to schedule swap\n", __func__);
- return BadDrawable;
- }
-
- pPriv->last_swap_target = *swap_target;
-
- /* According to spec, return expected swapbuffers count SBC after this swap
- * will complete.
- */
- *swap_target = pPriv->swap_count + pPriv->swapsPending;
-
- return Success;
-}
-
-void
-DRI2SwapInterval(DrawablePtr pDrawable, int interval)
-{
- ScreenPtr pScreen = pDrawable->pScreen;
- DRI2DrawablePtr pPriv = DRI2GetDrawable(pDrawable);
-
- if (pPriv == NULL) {
- xf86DrvMsg(pScreen->myNum, X_ERROR,
- "[DRI2] %s: bad drawable\n", __func__);
- return;
- }
-
- /* fixme: check against arbitrary max? */
- pPriv->swap_interval = interval;
-}
-
-int
-DRI2GetMSC(DrawablePtr pDraw, CARD64 *ust, CARD64 *msc, CARD64 *sbc)
-{
- ScreenPtr pScreen = pDraw->pScreen;
- DRI2ScreenPtr ds = DRI2GetScreen(pDraw->pScreen);
- DRI2DrawablePtr pPriv;
- Bool ret;
-
- pPriv = DRI2GetDrawable(pDraw);
- if (pPriv == NULL) {
- xf86DrvMsg(pScreen->myNum, X_ERROR,
- "[DRI2] %s: bad drawable\n", __func__);
- return BadDrawable;
- }
-
- if (!ds->GetMSC) {
- *ust = 0;
- *msc = 0;
- *sbc = pPriv->swap_count;
- return Success;
- }
-
- /*
- * Spec needs to be updated to include unmapped or redirected
- * drawables
- */
-
- ret = (*ds->GetMSC)(pDraw, ust, msc);
- if (!ret)
- return BadDrawable;
-
- *sbc = pPriv->swap_count;
-
- return Success;
-}
-
-int
-DRI2WaitMSC(ClientPtr client, DrawablePtr pDraw, CARD64 target_msc,
- CARD64 divisor, CARD64 remainder)
-{
- DRI2ScreenPtr ds = DRI2GetScreen(pDraw->pScreen);
- DRI2DrawablePtr pPriv;
- Bool ret;
-
- pPriv = DRI2GetDrawable(pDraw);
- if (pPriv == NULL)
- return BadDrawable;
-
- /* Old DDX just completes immediately */
- if (!ds->ScheduleWaitMSC) {
- DRI2WaitMSCComplete(client, pDraw, target_msc, 0, 0);
-
- return Success;
- }
-
- ret = (*ds->ScheduleWaitMSC)(client, pDraw, target_msc, divisor, remainder);
- if (!ret)
- return BadDrawable;
-
- return Success;
-}
-
-int
-DRI2WaitSBC(ClientPtr client, DrawablePtr pDraw, CARD64 target_sbc,
- CARD64 *ust, CARD64 *msc, CARD64 *sbc)
-{
- DRI2DrawablePtr pPriv;
-
- pPriv = DRI2GetDrawable(pDraw);
- if (pPriv == NULL)
- return BadDrawable;
-
- /* target_sbc == 0 means to block until all pending swaps are
- * finished. Recalculate target_sbc to get that behaviour.
- */
- if (target_sbc == 0)
- target_sbc = pPriv->swap_count + pPriv->swapsPending;
-
- /* If current swap count already >= target_sbc,
- * return immediately with (ust, msc, sbc) triplet of
- * most recent completed swap.
- */
- if (pPriv->swap_count >= target_sbc) {
- *sbc = pPriv->swap_count;
- *msc = pPriv->last_swap_msc;
- *ust = pPriv->last_swap_ust;
- return Success;
- }
-
- pPriv->target_sbc = target_sbc;
- __DRI2BlockClient(client, pPriv);
-
- return Success;
-}
-
-Bool
-DRI2HasSwapControl(ScreenPtr pScreen)
-{
- DRI2ScreenPtr ds = DRI2GetScreen(pScreen);
-
- return (ds->ScheduleSwap && ds->GetMSC);
-}
-
-Bool
-DRI2Connect(ScreenPtr pScreen, unsigned int driverType, int *fd,
- const char **driverName, const char **deviceName)
-{
- DRI2ScreenPtr ds = DRI2GetScreen(pScreen);
-
- if (ds == NULL || driverType >= ds->numDrivers ||
- !ds->driverNames[driverType])
- return FALSE;
-
- *fd = ds->fd;
- *driverName = ds->driverNames[driverType];
- *deviceName = ds->deviceName;
-
- return TRUE;
-}
-
-Bool
-DRI2Authenticate(ScreenPtr pScreen, drm_magic_t magic)
-{
- DRI2ScreenPtr ds = DRI2GetScreen(pScreen);
-
- if (ds == NULL || drmAuthMagic(ds->fd, magic))
- return FALSE;
-
- return TRUE;
-}
-
-Bool
-DRI2ScreenInit(ScreenPtr pScreen, DRI2InfoPtr info)
-{
- DRI2ScreenPtr ds;
- const char* driverTypeNames[] = {
- "DRI", /* DRI2DriverDRI */
- "VDPAU", /* DRI2DriverVDPAU */
- };
- unsigned int i;
- CARD8 cur_minor;
-
- if (info->version < 3)
- return FALSE;
-
- if (!xf86VGAarbiterAllowDRI(pScreen)) {
- xf86DrvMsg(pScreen->myNum, X_WARNING,
- "[DRI2] Direct rendering is not supported when VGA arb is necessary for the device\n");
- return FALSE;
- }
-
- ds = xcalloc(1, sizeof *ds);
- if (!ds)
- return FALSE;
-
- ds->screen = pScreen;
- ds->fd = info->fd;
- ds->deviceName = info->deviceName;
- dri2_major = 1;
-
- ds->CreateBuffer = info->CreateBuffer;
- ds->DestroyBuffer = info->DestroyBuffer;
- ds->CopyRegion = info->CopyRegion;
-
- if (info->version >= 4) {
- ds->ScheduleSwap = info->ScheduleSwap;
- ds->ScheduleWaitMSC = info->ScheduleWaitMSC;
- ds->GetMSC = info->GetMSC;
- cur_minor = 2;
- } else {
- cur_minor = 1;
- }
-
- /* Initialize minor if needed and set to minimum provied by DDX */
- if (!dri2_minor || dri2_minor > cur_minor)
- dri2_minor = cur_minor;
-
- if (info->version == 3 || info->numDrivers == 0) {
- /* Driver too old: use the old-style driverName field */
- ds->numDrivers = 1;
- ds->driverNames = xalloc(sizeof(*ds->driverNames));
- if (!ds->driverNames) {
- xfree(ds);
- return FALSE;
- }
- ds->driverNames[0] = info->driverName;
- } else {
- ds->numDrivers = info->numDrivers;
- ds->driverNames = xalloc(info->numDrivers * sizeof(*ds->driverNames));
- if (!ds->driverNames) {
- xfree(ds);
- return FALSE;
- }
- memcpy(ds->driverNames, info->driverNames,
- info->numDrivers * sizeof(*ds->driverNames));
- }
-
- dixSetPrivate(&pScreen->devPrivates, dri2ScreenPrivateKey, ds);
-
- xf86DrvMsg(pScreen->myNum, X_INFO, "[DRI2] Setup complete\n");
- for (i = 0; i < sizeof(driverTypeNames) / sizeof(driverTypeNames[0]); i++) {
- if (i < ds->numDrivers && ds->driverNames[i]) {
- xf86DrvMsg(pScreen->myNum, X_INFO, "[DRI2] %s driver: %s\n",
- driverTypeNames[i], ds->driverNames[i]);
- }
- }
-
- return TRUE;
-}
-
-void
-DRI2CloseScreen(ScreenPtr pScreen)
-{
- DRI2ScreenPtr ds = DRI2GetScreen(pScreen);
-
- xfree(ds->driverNames);
- xfree(ds);
- dixSetPrivate(&pScreen->devPrivates, dri2ScreenPrivateKey, NULL);
-}
-
-extern ExtensionModule dri2ExtensionModule;
-
-static pointer
-DRI2Setup(pointer module, pointer opts, int *errmaj, int *errmin)
-{
- static Bool setupDone = FALSE;
-
- dri2DrawableRes = CreateNewResourceType(DRI2DrawableGone, "DRI2Drawable");
-
- if (!setupDone)
- {
- setupDone = TRUE;
- LoadExtension(&dri2ExtensionModule, FALSE);
- }
- else
- {
- if (errmaj)
- *errmaj = LDR_ONCEONLY;
- }
-
- return (pointer) 1;
-}
-
-static XF86ModuleVersionInfo DRI2VersRec =
-{
- "dri2",
- MODULEVENDORSTRING,
- MODINFOSTRING1,
- MODINFOSTRING2,
- XORG_VERSION_CURRENT,
- 1, 2, 0,
- ABI_CLASS_EXTENSION,
- ABI_EXTENSION_VERSION,
- MOD_CLASS_NONE,
- { 0, 0, 0, 0 }
-};
-
-_X_EXPORT XF86ModuleData dri2ModuleData = { &DRI2VersRec, DRI2Setup, NULL };
-
-void
-DRI2Version(int *major, int *minor)
-{
- if (major != NULL)
- *major = DRI2VersRec.majorversion;
-
- if (minor != NULL)
- *minor = DRI2VersRec.minorversion;
-}
+/*
+ * Copyright © 2007, 2008 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Soft-
+ * ware"), to deal in the Software without restriction, including without
+ * limitation the rights to use, copy, modify, merge, publish, distribute,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, provided that the above copyright
+ * notice(s) and this permission notice appear in all copies of the Soft-
+ * ware and that both the above copyright notice(s) and this permission
+ * notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
+ * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
+ * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
+ * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
+ * QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
+ * MANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder shall
+ * not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization of
+ * the copyright holder.
+ *
+ * Authors:
+ * Kristian Høgsberg (krh@redhat.com)
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <errno.h>
+#include <xf86drm.h>
+#include "xf86Module.h"
+#include "list.h"
+#include "scrnintstr.h"
+#include "windowstr.h"
+#include "dixstruct.h"
+#include "dri2.h"
+#include "xf86VGAarbiter.h"
+
+#include "xf86.h"
+
+CARD8 dri2_major; /* version of DRI2 supported by DDX */
+CARD8 dri2_minor;
+
+static int dri2ScreenPrivateKeyIndex;
+static DevPrivateKey dri2ScreenPrivateKey = &dri2ScreenPrivateKeyIndex;
+static int dri2WindowPrivateKeyIndex;
+static DevPrivateKey dri2WindowPrivateKey = &dri2WindowPrivateKeyIndex;
+static int dri2PixmapPrivateKeyIndex;
+static DevPrivateKey dri2PixmapPrivateKey = &dri2PixmapPrivateKeyIndex;
+static RESTYPE dri2DrawableRes;
+
+typedef struct _DRI2Screen *DRI2ScreenPtr;
+
+typedef struct _DRI2Drawable {
+ DRI2ScreenPtr dri2_screen;
+ DrawablePtr drawable;
+ struct list reference_list;
+ int width;
+ int height;
+ DRI2BufferPtr *buffers;
+ int bufferCount;
+ unsigned int swapsPending;
+ ClientPtr blockedClient;
+ Bool blockedOnMsc;
+ int swap_interval;
+ CARD64 swap_count;
+ int64_t target_sbc; /* -1 means no SBC wait outstanding */
+ CARD64 last_swap_target; /* most recently queued swap target */
+ CARD64 last_swap_msc; /* msc at completion of most recent swap */
+ CARD64 last_swap_ust; /* ust at completion of most recent swap */
+ int swap_limit; /* for N-buffering */
+} DRI2DrawableRec, *DRI2DrawablePtr;
+
+typedef struct _DRI2Screen {
+ ScreenPtr screen;
+ int refcnt;
+ unsigned int numDrivers;
+ const char **driverNames;
+ const char *deviceName;
+ int fd;
+ unsigned int lastSequence;
+
+ DRI2CreateBufferProcPtr CreateBuffer;
+ DRI2DestroyBufferProcPtr DestroyBuffer;
+ DRI2CopyRegionProcPtr CopyRegion;
+ DRI2ScheduleSwapProcPtr ScheduleSwap;
+ DRI2GetMSCProcPtr GetMSC;
+ DRI2ScheduleWaitMSCProcPtr ScheduleWaitMSC;
+
+ HandleExposuresProcPtr HandleExposures;
+} DRI2ScreenRec;
+
+static DRI2ScreenPtr
+DRI2GetScreen(ScreenPtr pScreen)
+{
+ return dixLookupPrivate(&pScreen->devPrivates, dri2ScreenPrivateKey);
+}
+
+static DRI2DrawablePtr
+DRI2GetDrawable(DrawablePtr pDraw)
+{
+ WindowPtr pWin;
+ PixmapPtr pPixmap;
+
+ if (pDraw->type == DRAWABLE_WINDOW) {
+ pWin = (WindowPtr) pDraw;
+ return dixLookupPrivate(&pWin->devPrivates, dri2WindowPrivateKey);
+ } else {
+ pPixmap = (PixmapPtr) pDraw;
+ return dixLookupPrivate(&pPixmap->devPrivates, dri2PixmapPrivateKey);
+ }
+}
+
+static DRI2DrawablePtr
+DRI2AllocateDrawable(DrawablePtr pDraw)
+{
+ DRI2ScreenPtr ds = DRI2GetScreen(pDraw->pScreen);
+ DRI2DrawablePtr pPriv;
+ CARD64 ust;
+ WindowPtr pWin;
+ PixmapPtr pPixmap;
+
+ pPriv = xalloc(sizeof *pPriv);
+ if (pPriv == NULL)
+ return NULL;
+
+ pPriv->dri2_screen = ds;
+ pPriv->drawable = pDraw;
+ pPriv->width = pDraw->width;
+ pPriv->height = pDraw->height;
+ pPriv->buffers = NULL;
+ pPriv->bufferCount = 0;
+ pPriv->swapsPending = 0;
+ pPriv->blockedClient = NULL;
+ pPriv->blockedOnMsc = FALSE;
+ pPriv->swap_count = 0;
+ pPriv->target_sbc = -1;
+ pPriv->swap_interval = 1;
+ /* Initialize last swap target from DDX if possible */
+ if (!ds->GetMSC || !(*ds->GetMSC)(pDraw, &ust, &pPriv->last_swap_target))
+ pPriv->last_swap_target = 0;
+
+ pPriv->swap_limit = 1; /* default to double buffering */
+ pPriv->last_swap_msc = 0;
+ pPriv->last_swap_ust = 0;
+ list_init(&pPriv->reference_list);
+
+ if (pDraw->type == DRAWABLE_WINDOW) {
+ pWin = (WindowPtr) pDraw;
+ dixSetPrivate(&pWin->devPrivates, dri2WindowPrivateKey, pPriv);
+ } else {
+ pPixmap = (PixmapPtr) pDraw;
+ dixSetPrivate(&pPixmap->devPrivates, dri2PixmapPrivateKey, pPriv);
+ }
+
+ return pPriv;
+}
+
+typedef struct DRI2DrawableRefRec {
+ XID id;
+ XID dri2_id;
+ struct list link;
+} DRI2DrawableRefRec, *DRI2DrawableRefPtr;
+
+static DRI2DrawableRefPtr
+DRI2LookupDrawableRef(DRI2DrawablePtr pPriv, XID id)
+{
+ DRI2DrawableRefPtr ref;
+
+ list_for_each_entry(ref, &pPriv->reference_list, link) {
+ if (ref->id == id)
+ return ref;
+ }
+
+ return NULL;
+}
+
+static int
+DRI2AddDrawableRef(DRI2DrawablePtr pPriv, XID id, XID dri2_id)
+{
+ DRI2DrawableRefPtr ref;
+
+ ref = malloc(sizeof *ref);
+ if (ref == NULL)
+ return BadAlloc;
+
+ if (!AddResource(dri2_id, dri2DrawableRes, pPriv))
+ return BadAlloc;
+ if (!DRI2LookupDrawableRef(pPriv, id))
+ if (!AddResource(id, dri2DrawableRes, pPriv))
+ return BadAlloc;
+
+ ref->id = id;
+ ref->dri2_id = dri2_id;
+ list_add(&ref->link, &pPriv->reference_list);
+
+ return Success;
+}
+
+int
+DRI2CreateDrawable(ClientPtr client, DrawablePtr pDraw, XID id)
+{
+ DRI2DrawablePtr pPriv;
+ XID dri2_id;
+ int rc;
+
+ pPriv = DRI2GetDrawable(pDraw);
+ if (pPriv == NULL)
+ pPriv = DRI2AllocateDrawable(pDraw);
+ if (pPriv == NULL)
+ return BadAlloc;
+
+ dri2_id = FakeClientID(client->index);
+ rc = DRI2AddDrawableRef(pPriv, id, dri2_id);
+ if (rc != Success)
+ return rc;
+
+ return Success;
+}
+
+static int DRI2DrawableGone(pointer p, XID id)
+{
+ DRI2DrawablePtr pPriv = p;
+ DRI2ScreenPtr ds = pPriv->dri2_screen;
+ DRI2DrawableRefPtr ref, next;
+ WindowPtr pWin;
+ PixmapPtr pPixmap;
+ DrawablePtr pDraw;
+ int i;
+
+ list_for_each_entry_safe(ref, next, &pPriv->reference_list, link) {
+ if (ref->dri2_id == id) {
+ list_del(&ref->link);
+ /* If this was the last ref under this X drawable XID,
+ * unregister the X drawable resource. */
+ if (!DRI2LookupDrawableRef(pPriv, ref->id))
+ FreeResourceByType(ref->id, dri2DrawableRes, TRUE);
+ free(ref);
+ break;
+ }
+
+ if (ref->id == id) {
+ list_del(&ref->link);
+ FreeResourceByType(ref->dri2_id, dri2DrawableRes, TRUE);
+ free(ref);
+ }
+ }
+
+ if (!list_is_empty(&pPriv->reference_list))
+ return Success;
+
+ pDraw = pPriv->drawable;
+ if (pDraw->type == DRAWABLE_WINDOW) {
+ pWin = (WindowPtr) pDraw;
+ dixSetPrivate(&pWin->devPrivates, dri2WindowPrivateKey, NULL);
+ } else {
+ pPixmap = (PixmapPtr) pDraw;
+ dixSetPrivate(&pPixmap->devPrivates, dri2PixmapPrivateKey, NULL);
+ }
+
+ if (pPriv->buffers != NULL) {
+ for (i = 0; i < pPriv->bufferCount; i++)
+ (*ds->DestroyBuffer)(pDraw, pPriv->buffers[i]);
+
+ xfree(pPriv->buffers);
+ }
+
+ xfree(pPriv);
+
+ return Success;
+}
+
+static int
+find_attachment(DRI2DrawablePtr pPriv, unsigned attachment)
+{
+ int i;
+
+ if (pPriv->buffers == NULL) {
+ return -1;
+ }
+
+ for (i = 0; i < pPriv->bufferCount; i++) {
+ if ((pPriv->buffers[i] != NULL)
+ && (pPriv->buffers[i]->attachment == attachment)) {
+ return i;
+ }
+ }
+
+ return -1;
+}
+
+static Bool
+allocate_or_reuse_buffer(DrawablePtr pDraw, DRI2ScreenPtr ds,
+ DRI2DrawablePtr pPriv,
+ unsigned int attachment, unsigned int format,
+ int dimensions_match, DRI2BufferPtr *buffer)
+{
+ int old_buf = find_attachment(pPriv, attachment);
+
+ if ((old_buf < 0)
+ || !dimensions_match
+ || (pPriv->buffers[old_buf]->format != format)) {
+ *buffer = (*ds->CreateBuffer)(pDraw, attachment, format);
+ return TRUE;
+
+ } else {
+ *buffer = pPriv->buffers[old_buf];
+ pPriv->buffers[old_buf] = NULL;
+ return FALSE;
+ }
+}
+
+static DRI2BufferPtr *
+do_get_buffers(DrawablePtr pDraw, int *width, int *height,
+ unsigned int *attachments, int count, int *out_count,
+ int has_format)
+{
+ DRI2ScreenPtr ds = DRI2GetScreen(pDraw->pScreen);
+ DRI2DrawablePtr pPriv = DRI2GetDrawable(pDraw);
+ DRI2BufferPtr *buffers;
+ int need_real_front = 0;
+ int need_fake_front = 0;
+ int have_fake_front = 0;
+ int front_format = 0;
+ int dimensions_match;
+ int buffers_changed = 0;
+ int i;
+
+ if (!pPriv) {
+ *width = pDraw->width;
+ *height = pDraw->height;
+ *out_count = 0;
+ return NULL;
+ }
+
+ dimensions_match = (pDraw->width == pPriv->width)
+ && (pDraw->height == pPriv->height);
+
+ buffers = xalloc((count + 1) * sizeof(buffers[0]));
+
+ for (i = 0; i < count; i++) {
+ const unsigned attachment = *(attachments++);
+ const unsigned format = (has_format) ? *(attachments++) : 0;
+
+ if (allocate_or_reuse_buffer(pDraw, ds, pPriv, attachment,
+ format, dimensions_match,
+ &buffers[i]))
+ buffers_changed = 1;
+
+ /* If the drawable is a window and the front-buffer is requested,
+ * silently add the fake front-buffer to the list of requested
+ * attachments. The counting logic in the loop accounts for the case
+ * where the client requests both the fake and real front-buffer.
+ */
+ if (attachment == DRI2BufferBackLeft) {
+ need_real_front++;
+ front_format = format;
+ }
+
+ if (attachment == DRI2BufferFrontLeft) {
+ need_real_front--;
+ front_format = format;
+
+ if (pDraw->type == DRAWABLE_WINDOW) {
+ need_fake_front++;
+ }
+ }
+
+ if (pDraw->type == DRAWABLE_WINDOW) {
+ if (attachment == DRI2BufferFakeFrontLeft) {
+ need_fake_front--;
+ have_fake_front = 1;
+ }
+ }
+ }
+
+ if (need_real_front > 0) {
+ if (allocate_or_reuse_buffer(pDraw, ds, pPriv, DRI2BufferFrontLeft,
+ front_format, dimensions_match,
+ &buffers[i++]))
+ buffers_changed = 1;
+ }
+
+ if (need_fake_front > 0) {
+ if (allocate_or_reuse_buffer(pDraw, ds, pPriv, DRI2BufferFakeFrontLeft,
+ front_format, dimensions_match,
+ &buffers[i++]))
+ buffers_changed = 1;
+
+ have_fake_front = 1;
+ }
+
+ *out_count = i;
+
+
+ if (pPriv->buffers != NULL) {
+ for (i = 0; i < pPriv->bufferCount; i++) {
+ if (pPriv->buffers[i] != NULL) {
+ (*ds->DestroyBuffer)(pDraw, pPriv->buffers[i]);
+ }
+ }
+
+ xfree(pPriv->buffers);
+ }
+
+ pPriv->buffers = buffers;
+ pPriv->bufferCount = *out_count;
+ pPriv->width = pDraw->width;
+ pPriv->height = pDraw->height;
+ *width = pPriv->width;
+ *height = pPriv->height;
+
+
+ /* If the client is getting a fake front-buffer, pre-fill it with the
+ * contents of the real front-buffer. This ensures correct operation of
+ * applications that call glXWaitX before calling glDrawBuffer.
+ */
+ if (have_fake_front && buffers_changed) {
+ BoxRec box;
+ RegionRec region;
+
+ box.x1 = 0;
+ box.y1 = 0;
+ box.x2 = pPriv->width;
+ box.y2 = pPriv->height;
+ REGION_INIT(pDraw->pScreen, ®ion, &box, 0);
+
+ DRI2CopyRegion(pDraw, ®ion, DRI2BufferFakeFrontLeft,
+ DRI2BufferFrontLeft);
+ }
+
+ return pPriv->buffers;
+}
+
+DRI2BufferPtr *
+DRI2GetBuffers(DrawablePtr pDraw, int *width, int *height,
+ unsigned int *attachments, int count, int *out_count)
+{
+ return do_get_buffers(pDraw, width, height, attachments, count,
+ out_count, FALSE);
+}
+
+DRI2BufferPtr *
+DRI2GetBuffersWithFormat(DrawablePtr pDraw, int *width, int *height,
+ unsigned int *attachments, int count, int *out_count)
+{
+ return do_get_buffers(pDraw, width, height, attachments, count,
+ out_count, TRUE);
+}
+
+/*
+ * In the direct rendered case, we throttle the clients that have more
+ * than their share of outstanding swaps (and thus busy buffers) when a
+ * new GetBuffers request is received. In the AIGLX case, we allow the
+ * client to get the new buffers, but throttle when the next GLX request
+ * comes in (see __glXDRIcontextWait()).
+ */
+Bool
+DRI2ThrottleClient(ClientPtr client, DrawablePtr pDraw)
+{
+ DRI2DrawablePtr pPriv;
+
+ pPriv = DRI2GetDrawable(pDraw);
+ if (pPriv == NULL)
+ return FALSE;
+
+ /* Throttle to swap limit */
+ if ((pPriv->swapsPending >= pPriv->swap_limit) &&
+ !pPriv->blockedClient) {
+ ResetCurrentRequest(client);
+ client->sequence--;
+ IgnoreClient(client);
+ pPriv->blockedClient = client;
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+static void
+__DRI2BlockClient(ClientPtr client, DRI2DrawablePtr pPriv)
+{
+ if (pPriv->blockedClient == NULL) {
+ IgnoreClient(client);
+ pPriv->blockedClient = client;
+ }
+}
+
+void
+DRI2BlockClient(ClientPtr client, DrawablePtr pDraw)
+{
+ DRI2DrawablePtr pPriv;
+
+ pPriv = DRI2GetDrawable(pDraw);
+ if (pPriv == NULL)
+ return;
+
+ __DRI2BlockClient(client, pPriv);
+ pPriv->blockedOnMsc = TRUE;
+}
+
+int
+DRI2CopyRegion(DrawablePtr pDraw, RegionPtr pRegion,
+ unsigned int dest, unsigned int src)
+{
+ DRI2ScreenPtr ds = DRI2GetScreen(pDraw->pScreen);
+ DRI2DrawablePtr pPriv;
+ DRI2BufferPtr pDestBuffer, pSrcBuffer;
+ int i;
+
+ pPriv = DRI2GetDrawable(pDraw);
+ if (pPriv == NULL)
+ return BadDrawable;
+
+ pDestBuffer = NULL;
+ pSrcBuffer = NULL;
+ for (i = 0; i < pPriv->bufferCount; i++)
+ {
+ if (pPriv->buffers[i]->attachment == dest)
+ pDestBuffer = (DRI2BufferPtr) pPriv->buffers[i];
+ if (pPriv->buffers[i]->attachment == src)
+ pSrcBuffer = (DRI2BufferPtr) pPriv->buffers[i];
+ }
+ if (pSrcBuffer == NULL || pDestBuffer == NULL)
+ return BadValue;
+
+ (*ds->CopyRegion)(pDraw, pRegion, pDestBuffer, pSrcBuffer);
+
+ return Success;
+}
+
+/* Can this drawable be page flipped? */
+Bool
+DRI2CanFlip(DrawablePtr pDraw)
+{
+ ScreenPtr pScreen = pDraw->pScreen;
+ WindowPtr pWin, pRoot;
+ PixmapPtr pWinPixmap, pRootPixmap;
+
+ if (pDraw->type == DRAWABLE_PIXMAP)
+ return TRUE;
+
+ pRoot = WindowTable[pScreen->myNum];
+ pRootPixmap = pScreen->GetWindowPixmap(pRoot);
+
+ pWin = (WindowPtr) pDraw;
+ pWinPixmap = pScreen->GetWindowPixmap(pWin);
+ if (pRootPixmap != pWinPixmap)
+ return FALSE;
+ if (!REGION_EQUAL(pScreen, &pWin->clipList, &pRoot->winSize))
+ return FALSE;
+
+ return TRUE;
+}
+
+/* Can we do a pixmap exchange instead of a blit? */
+Bool
+DRI2CanExchange(DrawablePtr pDraw)
+{
+ return FALSE;
+}
+
+void
+DRI2WaitMSCComplete(ClientPtr client, DrawablePtr pDraw, int frame,
+ unsigned int tv_sec, unsigned int tv_usec)
+{
+ DRI2DrawablePtr pPriv;
+
+ pPriv = DRI2GetDrawable(pDraw);
+ if (pPriv == NULL)
+ return;
+
+ ProcDRI2WaitMSCReply(client, ((CARD64)tv_sec * 1000000) + tv_usec,
+ frame, pPriv->swap_count);
+
+ if (pPriv->blockedClient)
+ AttendClient(pPriv->blockedClient);
+
+ pPriv->blockedClient = NULL;
+ pPriv->blockedOnMsc = FALSE;
+}
+
+static void
+DRI2WakeClient(ClientPtr client, DrawablePtr pDraw, int frame,
+ unsigned int tv_sec, unsigned int tv_usec)
+{
+ ScreenPtr pScreen = pDraw->pScreen;
+ DRI2DrawablePtr pPriv;
+
+ pPriv = DRI2GetDrawable(pDraw);
+ if (pPriv == NULL) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[DRI2] %s: bad drawable\n", __func__);
+ return;
+ }
+
+ /*
+ * Swap completed.
+ * Wake the client iff:
+ * - it was waiting on SBC
+ * - was blocked due to GLX make current
+ * - was blocked due to swap throttling
+ * - is not blocked due to an MSC wait
+ */
+ if (pPriv->target_sbc != -1 &&
+ pPriv->target_sbc <= pPriv->swap_count) {
+ ProcDRI2WaitMSCReply(client, ((CARD64)tv_sec * 1000000) + tv_usec,
+ frame, pPriv->swap_count);
+ pPriv->target_sbc = -1;
+
+ AttendClient(pPriv->blockedClient);
+ pPriv->blockedClient = NULL;
+ } else if (pPriv->target_sbc == -1 && !pPriv->blockedOnMsc) {
+ if (pPriv->blockedClient) {
+ AttendClient(pPriv->blockedClient);
+ pPriv->blockedClient = NULL;
+ }
+ }
+}
+
+void
+DRI2SwapComplete(ClientPtr client, DrawablePtr pDraw, int frame,
+ unsigned int tv_sec, unsigned int tv_usec, int type,
+ DRI2SwapEventPtr swap_complete, void *swap_data)
+{
+ ScreenPtr pScreen = pDraw->pScreen;
+ DRI2DrawablePtr pPriv;
+ CARD64 ust = 0;
+
+ pPriv = DRI2GetDrawable(pDraw);
+ if (pPriv == NULL) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[DRI2] %s: bad drawable\n", __func__);
+ return;
+ }
+
+ pPriv->swapsPending--;
+ pPriv->swap_count++;
+
+ ust = ((CARD64)tv_sec * 1000000) + tv_usec;
+ if (swap_complete)
+ swap_complete(client, swap_data, type, ust, frame, pPriv->swap_count);
+
+ pPriv->last_swap_msc = frame;
+ pPriv->last_swap_ust = ust;
+
+ DRI2WakeClient(client, pDraw, frame, tv_sec, tv_usec);
+}
+
+Bool
+DRI2WaitSwap(ClientPtr client, DrawablePtr pDrawable)
+{
+ DRI2DrawablePtr pPriv = DRI2GetDrawable(pDrawable);
+
+ /* If we're currently waiting for a swap on this drawable, reset
+ * the request and suspend the client. We only support one
+ * blocked client per drawable. */
+ if ((pPriv->swapsPending) &&
+ pPriv->blockedClient == NULL) {
+ ResetCurrentRequest(client);
+ client->sequence--;
+ __DRI2BlockClient(client, pPriv);
+ return TRUE;
+ }
+
+ return FALSE;
+}
+
+int
+DRI2SwapBuffers(ClientPtr client, DrawablePtr pDraw, CARD64 target_msc,
+ CARD64 divisor, CARD64 remainder, CARD64 *swap_target,
+ DRI2SwapEventPtr func, void *data)
+{
+ ScreenPtr pScreen = pDraw->pScreen;
+ DRI2ScreenPtr ds = DRI2GetScreen(pDraw->pScreen);
+ DRI2DrawablePtr pPriv;
+ DRI2BufferPtr pDestBuffer = NULL, pSrcBuffer = NULL;
+ int ret, i;
+
+ pPriv = DRI2GetDrawable(pDraw);
+ if (pPriv == NULL) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[DRI2] %s: bad drawable\n", __func__);
+ return BadDrawable;
+ }
+
+ for (i = 0; i < pPriv->bufferCount; i++) {
+ if (pPriv->buffers[i]->attachment == DRI2BufferFrontLeft)
+ pDestBuffer = (DRI2BufferPtr) pPriv->buffers[i];
+ if (pPriv->buffers[i]->attachment == DRI2BufferBackLeft)
+ pSrcBuffer = (DRI2BufferPtr) pPriv->buffers[i];
+ }
+ if (pSrcBuffer == NULL || pDestBuffer == NULL) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[DRI2] %s: drawable has no back or front?\n", __func__);
+ return BadDrawable;
+ }
+
+ /* Old DDX or no swap interval, just blit */
+ if (!ds->ScheduleSwap || !pPriv->swap_interval) {
+ BoxRec box;
+ RegionRec region;
+
+ box.x1 = 0;
+ box.y1 = 0;
+ box.x2 = pDraw->width;
+ box.y2 = pDraw->height;
+ REGION_INIT(pScreen, ®ion, &box, 0);
+
+ pPriv->swapsPending++;
+
+ (*ds->CopyRegion)(pDraw, ®ion, pDestBuffer, pSrcBuffer);
+ DRI2SwapComplete(client, pDraw, target_msc, 0, 0, DRI2_BLIT_COMPLETE,
+ func, data);
+ return Success;
+ }
+
+ /*
+ * In the simple glXSwapBuffers case, all params will be 0, and we just
+ * need to schedule a swap for the last swap target + the swap interval.
+ */
+ if (target_msc == 0 && divisor == 0 && remainder == 0) {
+ /*
+ * Swap target for this swap is last swap target + swap interval since
+ * we have to account for the current swap count, interval, and the
+ * number of pending swaps.
+ */
+ *swap_target = pPriv->last_swap_target + pPriv->swap_interval;
+ } else {
+ /* glXSwapBuffersMscOML could have a 0 target_msc, honor it */
+ *swap_target = target_msc;
+ }
+
+ pPriv->swapsPending++;
+ ret = (*ds->ScheduleSwap)(client, pDraw, pDestBuffer, pSrcBuffer,
+ swap_target, divisor, remainder, func, data);
+ if (!ret) {
+ pPriv->swapsPending--; /* didn't schedule */
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[DRI2] %s: driver failed to schedule swap\n", __func__);
+ return BadDrawable;
+ }
+
+ pPriv->last_swap_target = *swap_target;
+
+ /* According to spec, return expected swapbuffers count SBC after this swap
+ * will complete.
+ */
+ *swap_target = pPriv->swap_count + pPriv->swapsPending;
+
+ return Success;
+}
+
+void
+DRI2SwapInterval(DrawablePtr pDrawable, int interval)
+{
+ ScreenPtr pScreen = pDrawable->pScreen;
+ DRI2DrawablePtr pPriv = DRI2GetDrawable(pDrawable);
+
+ if (pPriv == NULL) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[DRI2] %s: bad drawable\n", __func__);
+ return;
+ }
+
+ /* fixme: check against arbitrary max? */
+ pPriv->swap_interval = interval;
+}
+
+int
+DRI2GetMSC(DrawablePtr pDraw, CARD64 *ust, CARD64 *msc, CARD64 *sbc)
+{
+ ScreenPtr pScreen = pDraw->pScreen;
+ DRI2ScreenPtr ds = DRI2GetScreen(pDraw->pScreen);
+ DRI2DrawablePtr pPriv;
+ Bool ret;
+
+ pPriv = DRI2GetDrawable(pDraw);
+ if (pPriv == NULL) {
+ xf86DrvMsg(pScreen->myNum, X_ERROR,
+ "[DRI2] %s: bad drawable\n", __func__);
+ return BadDrawable;
+ }
+
+ if (!ds->GetMSC) {
+ *ust = 0;
+ *msc = 0;
+ *sbc = pPriv->swap_count;
+ return Success;
+ }
+
+ /*
+ * Spec needs to be updated to include unmapped or redirected
+ * drawables
+ */
+
+ ret = (*ds->GetMSC)(pDraw, ust, msc);
+ if (!ret)
+ return BadDrawable;
+
+ *sbc = pPriv->swap_count;
+
+ return Success;
+}
+
+int
+DRI2WaitMSC(ClientPtr client, DrawablePtr pDraw, CARD64 target_msc,
+ CARD64 divisor, CARD64 remainder)
+{
+ DRI2ScreenPtr ds = DRI2GetScreen(pDraw->pScreen);
+ DRI2DrawablePtr pPriv;
+ Bool ret;
+
+ pPriv = DRI2GetDrawable(pDraw);
+ if (pPriv == NULL)
+ return BadDrawable;
+
+ /* Old DDX just completes immediately */
+ if (!ds->ScheduleWaitMSC) {
+ DRI2WaitMSCComplete(client, pDraw, target_msc, 0, 0);
+
+ return Success;
+ }
+
+ ret = (*ds->ScheduleWaitMSC)(client, pDraw, target_msc, divisor, remainder);
+ if (!ret)
+ return BadDrawable;
+
+ return Success;
+}
+
+int
+DRI2WaitSBC(ClientPtr client, DrawablePtr pDraw, CARD64 target_sbc,
+ CARD64 *ust, CARD64 *msc, CARD64 *sbc)
+{
+ DRI2DrawablePtr pPriv;
+
+ pPriv = DRI2GetDrawable(pDraw);
+ if (pPriv == NULL)
+ return BadDrawable;
+
+ /* target_sbc == 0 means to block until all pending swaps are
+ * finished. Recalculate target_sbc to get that behaviour.
+ */
+ if (target_sbc == 0)
+ target_sbc = pPriv->swap_count + pPriv->swapsPending;
+
+ /* If current swap count already >= target_sbc,
+ * return immediately with (ust, msc, sbc) triplet of
+ * most recent completed swap.
+ */
+ if (pPriv->swap_count >= target_sbc) {
+ *sbc = pPriv->swap_count;
+ *msc = pPriv->last_swap_msc;
+ *ust = pPriv->last_swap_ust;
+ return Success;
+ }
+
+ pPriv->target_sbc = target_sbc;
+ __DRI2BlockClient(client, pPriv);
+
+ return Success;
+}
+
+Bool
+DRI2HasSwapControl(ScreenPtr pScreen)
+{
+ DRI2ScreenPtr ds = DRI2GetScreen(pScreen);
+
+ return (ds->ScheduleSwap && ds->GetMSC);
+}
+
+Bool
+DRI2Connect(ScreenPtr pScreen, unsigned int driverType, int *fd,
+ const char **driverName, const char **deviceName)
+{
+ DRI2ScreenPtr ds = DRI2GetScreen(pScreen);
+
+ if (ds == NULL || driverType >= ds->numDrivers ||
+ !ds->driverNames[driverType])
+ return FALSE;
+
+ *fd = ds->fd;
+ *driverName = ds->driverNames[driverType];
+ *deviceName = ds->deviceName;
+
+ return TRUE;
+}
+
+Bool
+DRI2Authenticate(ScreenPtr pScreen, drm_magic_t magic)
+{
+ DRI2ScreenPtr ds = DRI2GetScreen(pScreen);
+
+ if (ds == NULL || drmAuthMagic(ds->fd, magic))
+ return FALSE;
+
+ return TRUE;
+}
+
+Bool
+DRI2ScreenInit(ScreenPtr pScreen, DRI2InfoPtr info)
+{
+ DRI2ScreenPtr ds;
+ const char* driverTypeNames[] = {
+ "DRI", /* DRI2DriverDRI */
+ "VDPAU", /* DRI2DriverVDPAU */
+ };
+ unsigned int i;
+ CARD8 cur_minor;
+
+ if (info->version < 3)
+ return FALSE;
+
+ if (!xf86VGAarbiterAllowDRI(pScreen)) {
+ xf86DrvMsg(pScreen->myNum, X_WARNING,
+ "[DRI2] Direct rendering is not supported when VGA arb is necessary for the device\n");
+ return FALSE;
+ }
+
+ ds = xcalloc(1, sizeof *ds);
+ if (!ds)
+ return FALSE;
+
+ ds->screen = pScreen;
+ ds->fd = info->fd;
+ ds->deviceName = info->deviceName;
+ dri2_major = 1;
+
+ ds->CreateBuffer = info->CreateBuffer;
+ ds->DestroyBuffer = info->DestroyBuffer;
+ ds->CopyRegion = info->CopyRegion;
+
+ if (info->version >= 4) {
+ ds->ScheduleSwap = info->ScheduleSwap;
+ ds->ScheduleWaitMSC = info->ScheduleWaitMSC;
+ ds->GetMSC = info->GetMSC;
+ cur_minor = 2;
+ } else {
+ cur_minor = 1;
+ }
+
+ /* Initialize minor if needed and set to minimum provied by DDX */
+ if (!dri2_minor || dri2_minor > cur_minor)
+ dri2_minor = cur_minor;
+
+ if (info->version == 3 || info->numDrivers == 0) {
+ /* Driver too old: use the old-style driverName field */
+ ds->numDrivers = 1;
+ ds->driverNames = xalloc(sizeof(*ds->driverNames));
+ if (!ds->driverNames) {
+ xfree(ds);
+ return FALSE;
+ }
+ ds->driverNames[0] = info->driverName;
+ } else {
+ ds->numDrivers = info->numDrivers;
+ ds->driverNames = xalloc(info->numDrivers * sizeof(*ds->driverNames));
+ if (!ds->driverNames) {
+ xfree(ds);
+ return FALSE;
+ }
+ memcpy(ds->driverNames, info->driverNames,
+ info->numDrivers * sizeof(*ds->driverNames));
+ }
+
+ dixSetPrivate(&pScreen->devPrivates, dri2ScreenPrivateKey, ds);
+
+ xf86DrvMsg(pScreen->myNum, X_INFO, "[DRI2] Setup complete\n");
+ for (i = 0; i < sizeof(driverTypeNames) / sizeof(driverTypeNames[0]); i++) {
+ if (i < ds->numDrivers && ds->driverNames[i]) {
+ xf86DrvMsg(pScreen->myNum, X_INFO, "[DRI2] %s driver: %s\n",
+ driverTypeNames[i], ds->driverNames[i]);
+ }
+ }
+
+ return TRUE;
+}
+
+void
+DRI2CloseScreen(ScreenPtr pScreen)
+{
+ DRI2ScreenPtr ds = DRI2GetScreen(pScreen);
+
+ xfree(ds->driverNames);
+ xfree(ds);
+ dixSetPrivate(&pScreen->devPrivates, dri2ScreenPrivateKey, NULL);
+}
+
+extern ExtensionModule dri2ExtensionModule;
+
+static pointer
+DRI2Setup(pointer module, pointer opts, int *errmaj, int *errmin)
+{
+ static Bool setupDone = FALSE;
+
+ dri2DrawableRes = CreateNewResourceType(DRI2DrawableGone, "DRI2Drawable");
+
+ if (!setupDone)
+ {
+ setupDone = TRUE;
+ LoadExtension(&dri2ExtensionModule, FALSE);
+ }
+ else
+ {
+ if (errmaj)
+ *errmaj = LDR_ONCEONLY;
+ }
+
+ return (pointer) 1;
+}
+
+static XF86ModuleVersionInfo DRI2VersRec =
+{
+ "dri2",
+ MODULEVENDORSTRING,
+ MODINFOSTRING1,
+ MODINFOSTRING2,
+ XORG_VERSION_CURRENT,
+ 1, 2, 0,
+ ABI_CLASS_EXTENSION,
+ ABI_EXTENSION_VERSION,
+ MOD_CLASS_NONE,
+ { 0, 0, 0, 0 }
+};
+
+_X_EXPORT XF86ModuleData dri2ModuleData = { &DRI2VersRec, DRI2Setup, NULL };
+
+void
+DRI2Version(int *major, int *minor)
+{
+ if (major != NULL)
+ *major = DRI2VersRec.majorversion;
+
+ if (minor != NULL)
+ *minor = DRI2VersRec.minorversion;
+}
diff --git a/xorg-server/hw/xfree86/dri2/dri2.h b/xorg-server/hw/xfree86/dri2/dri2.h
index ce8a5df41..cc15f120d 100644
--- a/xorg-server/hw/xfree86/dri2/dri2.h
+++ b/xorg-server/hw/xfree86/dri2/dri2.h
@@ -1,274 +1,275 @@
-/*
- * Copyright © 2007 Red Hat, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Soft-
- * ware"), to deal in the Software without restriction, including without
- * limitation the rights to use, copy, modify, merge, publish, distribute,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, provided that the above copyright
- * notice(s) and this permission notice appear in all copies of the Soft-
- * ware and that both the above copyright notice(s) and this permission
- * notice appear in supporting documentation.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
- * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
- * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
- * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
- * QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
- * MANCE OF THIS SOFTWARE.
- *
- * Except as contained in this notice, the name of a copyright holder shall
- * not be used in advertising or otherwise to promote the sale, use or
- * other dealings in this Software without prior written authorization of
- * the copyright holder.
- *
- * Authors:
- * Kristian Høgsberg (krh@redhat.com)
- */
-
-#ifndef _DRI2_H_
-#define _DRI2_H_
-
-#include <X11/extensions/dri2tokens.h>
-
-/* Version 2 structure (with format at the end) */
-typedef struct {
- unsigned int attachment;
- unsigned int name;
- unsigned int pitch;
- unsigned int cpp;
- unsigned int flags;
- unsigned int format;
- void *driverPrivate;
-} DRI2BufferRec, *DRI2BufferPtr;
-
-extern CARD8 dri2_major; /* version of DRI2 supported by DDX */
-extern CARD8 dri2_minor;
-
-typedef DRI2BufferRec DRI2Buffer2Rec, *DRI2Buffer2Ptr;
-typedef void (*DRI2SwapEventPtr)(ClientPtr client, void *data, int type,
- CARD64 ust, CARD64 msc, CARD64 sbc);
-
-
-typedef DRI2BufferPtr (*DRI2CreateBuffersProcPtr)(DrawablePtr pDraw,
- unsigned int *attachments,
- int count);
-typedef void (*DRI2DestroyBuffersProcPtr)(DrawablePtr pDraw,
- DRI2BufferPtr buffers,
- int count);
-typedef void (*DRI2CopyRegionProcPtr)(DrawablePtr pDraw,
- RegionPtr pRegion,
- DRI2BufferPtr pDestBuffer,
- DRI2BufferPtr pSrcBuffer);
-typedef void (*DRI2WaitProcPtr)(WindowPtr pWin,
- unsigned int sequence);
-/**
- * Schedule a buffer swap
- *
- * This callback is used to support glXSwapBuffers and the OML_sync_control
- * extension (see it for a description of the params).
- *
- * Drivers should queue an event for the frame count that satisfies the
- * parameters passed in. If the event is in the future (i.e. the conditions
- * aren't currently satisfied), the server may block the client at the next
- * GLX request using DRI2WaitSwap. When the event arrives, drivers should call
- * \c DRI2SwapComplete, which will handle waking the client and returning
- * the appropriate data.
- *
- * The DDX is responsible for doing a flip, exchange, or blit of the swap
- * when the corresponding event arrives. The \c DRI2CanFlip and
- * \c DRI2CanExchange functions can be used as helpers for this purpose.
- *
- * \param client client pointer (used for block/unblock)
- * \param pDraw drawable whose count we want
- * \param pDestBuffer current front buffer
- * \param pSrcBuffer current back buffer
- * \param target_msc frame count to wait for
- * \param divisor divisor for condition equation
- * \param remainder remainder for division equation
- * \param func function to call when the swap completes
- * \param data data for the callback \p func.
- */
-typedef int (*DRI2ScheduleSwapProcPtr)(ClientPtr client,
- DrawablePtr pDraw,
- DRI2BufferPtr pDestBuffer,
- DRI2BufferPtr pSrcBuffer,
- CARD64 *target_msc,
- CARD64 divisor,
- CARD64 remainder,
- DRI2SwapEventPtr func,
- void *data);
-typedef DRI2BufferPtr (*DRI2CreateBufferProcPtr)(DrawablePtr pDraw,
- unsigned int attachment,
- unsigned int format);
-typedef void (*DRI2DestroyBufferProcPtr)(DrawablePtr pDraw,
- DRI2BufferPtr buffer);
-/**
- * Get current media stamp counter values
- *
- * This callback is used to support the SGI_video_sync and OML_sync_control
- * extensions.
- *
- * Drivers should return the current frame counter and the timestamp from
- * when the returned frame count was last incremented.
- *
- * The count should correspond to the screen where the drawable is currently
- * visible. If the drawable isn't visible (e.g. redirected), the server
- * should return BadDrawable to the client, pending GLX spec updates to
- * define this behavior.
- *
- * \param pDraw drawable whose count we want
- * \param ust timestamp from when the count was last incremented.
- * \param mst current frame count
- */
-typedef int (*DRI2GetMSCProcPtr)(DrawablePtr pDraw, CARD64 *ust,
- CARD64 *msc);
-/**
- * Schedule a frame count related wait
- *
- * This callback is used to support the SGI_video_sync and OML_sync_control
- * extensions. See those specifications for details on how to handle
- * the divisor and remainder parameters.
- *
- * Drivers should queue an event for the frame count that satisfies the
- * parameters passed in. If the event is in the future (i.e. the conditions
- * aren't currently satisfied), the driver should block the client using
- * \c DRI2BlockClient. When the event arrives, drivers should call
- * \c DRI2WaitMSCComplete, which will handle waking the client and returning
- * the appropriate data.
- *
- * \param client client pointer (used for block/unblock)
- * \param pDraw drawable whose count we want
- * \param target_msc frame count to wait for
- * \param divisor divisor for condition equation
- * \param remainder remainder for division equation
- */
-typedef int (*DRI2ScheduleWaitMSCProcPtr)(ClientPtr client,
- DrawablePtr pDraw,
- CARD64 target_msc,
- CARD64 divisor,
- CARD64 remainder);
-/**
- * Version of the DRI2InfoRec structure defined in this header
- */
-#define DRI2INFOREC_VERSION 4
-
-typedef struct {
- unsigned int version; /**< Version of this struct */
- int fd;
- const char *driverName;
- const char *deviceName;
-
- DRI2CreateBufferProcPtr CreateBuffer;
- DRI2DestroyBufferProcPtr DestroyBuffer;
- DRI2CopyRegionProcPtr CopyRegion;
- DRI2WaitProcPtr Wait;
-
- /* added in version 4 */
-
- DRI2ScheduleSwapProcPtr ScheduleSwap;
- DRI2GetMSCProcPtr GetMSC;
- DRI2ScheduleWaitMSCProcPtr ScheduleWaitMSC;
-
- /* number of drivers in the driverNames array */
- unsigned int numDrivers;
- /* array of driver names, indexed by DRI2Driver* driver types */
- /* a name of NULL means that driver is not supported */
- const char * const *driverNames;
-} DRI2InfoRec, *DRI2InfoPtr;
-
-extern _X_EXPORT int DRI2EventBase;
-
-extern _X_EXPORT Bool DRI2ScreenInit(ScreenPtr pScreen,
- DRI2InfoPtr info);
-
-extern _X_EXPORT void DRI2CloseScreen(ScreenPtr pScreen);
-
-extern _X_EXPORT Bool DRI2HasSwapControl(ScreenPtr pScreen);
-
-extern _X_EXPORT Bool DRI2Connect(ScreenPtr pScreen,
- unsigned int driverType,
- int *fd,
- const char **driverName,
- const char **deviceName);
-
-extern _X_EXPORT Bool DRI2Authenticate(ScreenPtr pScreen, drm_magic_t magic);
-
-extern _X_EXPORT int DRI2CreateDrawable(DrawablePtr pDraw);
-
-extern _X_EXPORT void DRI2DestroyDrawable(DrawablePtr pDraw);
-
-extern _X_EXPORT DRI2BufferPtr *DRI2GetBuffers(DrawablePtr pDraw,
- int *width,
- int *height,
- unsigned int *attachments,
- int count,
- int *out_count);
-
-extern _X_EXPORT int DRI2CopyRegion(DrawablePtr pDraw,
- RegionPtr pRegion,
- unsigned int dest,
- unsigned int src);
-
-/**
- * Determine the major and minor version of the DRI2 extension.
- *
- * Provides a mechanism to other modules (e.g., 2D drivers) to determine the
- * version of the DRI2 extension. While it is possible to peek directly at
- * the \c XF86ModuleData from a layered module, such a module will fail to
- * load (due to an unresolved symbol) if the DRI2 extension is not loaded.
- *
- * \param major Location to store the major verion of the DRI2 extension
- * \param minor Location to store the minor verion of the DRI2 extension
- *
- * \note
- * This interface was added some time after the initial release of the DRI2
- * module. Layered modules that wish to use this interface must first test
- * its existance by calling \c xf86LoaderCheckSymbol.
- */
-extern _X_EXPORT void DRI2Version(int *major, int *minor);
-
-extern _X_EXPORT DRI2BufferPtr *DRI2GetBuffersWithFormat(DrawablePtr pDraw,
- int *width, int *height, unsigned int *attachments, int count,
- int *out_count);
-
-extern _X_EXPORT void DRI2SwapInterval(DrawablePtr pDrawable, int interval);
-extern _X_EXPORT int DRI2SwapBuffers(ClientPtr client, DrawablePtr pDrawable,
- CARD64 target_msc, CARD64 divisor,
- CARD64 remainder, CARD64 *swap_target,
- DRI2SwapEventPtr func, void *data);
-extern _X_EXPORT Bool DRI2WaitSwap(ClientPtr client, DrawablePtr pDrawable);
-
-extern _X_EXPORT int DRI2GetMSC(DrawablePtr pDrawable, CARD64 *ust,
- CARD64 *msc, CARD64 *sbc);
-extern _X_EXPORT int DRI2WaitMSC(ClientPtr client, DrawablePtr pDrawable,
- CARD64 target_msc, CARD64 divisor,
- CARD64 remainder);
-extern _X_EXPORT int ProcDRI2WaitMSCReply(ClientPtr client, CARD64 ust,
- CARD64 msc, CARD64 sbc);
-extern _X_EXPORT int DRI2WaitSBC(ClientPtr client, DrawablePtr pDraw,
- CARD64 target_sbc, CARD64 *ust, CARD64 *msc,
- CARD64 *sbc);
-extern _X_EXPORT Bool DRI2ThrottleClient(ClientPtr client, DrawablePtr pDraw);
-
-extern _X_EXPORT Bool DRI2CanFlip(DrawablePtr pDraw);
-
-extern _X_EXPORT Bool DRI2CanExchange(DrawablePtr pDraw);
-
-/* Note: use *only* for MSC related waits */
-extern _X_EXPORT void DRI2BlockClient(ClientPtr client, DrawablePtr pDraw);
-
-extern _X_EXPORT void DRI2SwapComplete(ClientPtr client, DrawablePtr pDraw,
- int frame, unsigned int tv_sec,
- unsigned int tv_usec, int type,
- DRI2SwapEventPtr swap_complete,
- void *swap_data);
-extern _X_EXPORT void DRI2WaitMSCComplete(ClientPtr client, DrawablePtr pDraw,
- int frame, unsigned int tv_sec,
- unsigned int tv_usec);
-
-#endif
+/*
+ * Copyright © 2007 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Soft-
+ * ware"), to deal in the Software without restriction, including without
+ * limitation the rights to use, copy, modify, merge, publish, distribute,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, provided that the above copyright
+ * notice(s) and this permission notice appear in all copies of the Soft-
+ * ware and that both the above copyright notice(s) and this permission
+ * notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
+ * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
+ * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
+ * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
+ * QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
+ * MANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder shall
+ * not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization of
+ * the copyright holder.
+ *
+ * Authors:
+ * Kristian Høgsberg (krh@redhat.com)
+ */
+
+#ifndef _DRI2_H_
+#define _DRI2_H_
+
+#include <X11/extensions/dri2tokens.h>
+
+/* Version 2 structure (with format at the end) */
+typedef struct {
+ unsigned int attachment;
+ unsigned int name;
+ unsigned int pitch;
+ unsigned int cpp;
+ unsigned int flags;
+ unsigned int format;
+ void *driverPrivate;
+} DRI2BufferRec, *DRI2BufferPtr;
+
+extern CARD8 dri2_major; /* version of DRI2 supported by DDX */
+extern CARD8 dri2_minor;
+
+typedef DRI2BufferRec DRI2Buffer2Rec, *DRI2Buffer2Ptr;
+typedef void (*DRI2SwapEventPtr)(ClientPtr client, void *data, int type,
+ CARD64 ust, CARD64 msc, CARD64 sbc);
+
+
+typedef DRI2BufferPtr (*DRI2CreateBuffersProcPtr)(DrawablePtr pDraw,
+ unsigned int *attachments,
+ int count);
+typedef void (*DRI2DestroyBuffersProcPtr)(DrawablePtr pDraw,
+ DRI2BufferPtr buffers,
+ int count);
+typedef void (*DRI2CopyRegionProcPtr)(DrawablePtr pDraw,
+ RegionPtr pRegion,
+ DRI2BufferPtr pDestBuffer,
+ DRI2BufferPtr pSrcBuffer);
+typedef void (*DRI2WaitProcPtr)(WindowPtr pWin,
+ unsigned int sequence);
+/**
+ * Schedule a buffer swap
+ *
+ * This callback is used to support glXSwapBuffers and the OML_sync_control
+ * extension (see it for a description of the params).
+ *
+ * Drivers should queue an event for the frame count that satisfies the
+ * parameters passed in. If the event is in the future (i.e. the conditions
+ * aren't currently satisfied), the server may block the client at the next
+ * GLX request using DRI2WaitSwap. When the event arrives, drivers should call
+ * \c DRI2SwapComplete, which will handle waking the client and returning
+ * the appropriate data.
+ *
+ * The DDX is responsible for doing a flip, exchange, or blit of the swap
+ * when the corresponding event arrives. The \c DRI2CanFlip and
+ * \c DRI2CanExchange functions can be used as helpers for this purpose.
+ *
+ * \param client client pointer (used for block/unblock)
+ * \param pDraw drawable whose count we want
+ * \param pDestBuffer current front buffer
+ * \param pSrcBuffer current back buffer
+ * \param target_msc frame count to wait for
+ * \param divisor divisor for condition equation
+ * \param remainder remainder for division equation
+ * \param func function to call when the swap completes
+ * \param data data for the callback \p func.
+ */
+typedef int (*DRI2ScheduleSwapProcPtr)(ClientPtr client,
+ DrawablePtr pDraw,
+ DRI2BufferPtr pDestBuffer,
+ DRI2BufferPtr pSrcBuffer,
+ CARD64 *target_msc,
+ CARD64 divisor,
+ CARD64 remainder,
+ DRI2SwapEventPtr func,
+ void *data);
+typedef DRI2BufferPtr (*DRI2CreateBufferProcPtr)(DrawablePtr pDraw,
+ unsigned int attachment,
+ unsigned int format);
+typedef void (*DRI2DestroyBufferProcPtr)(DrawablePtr pDraw,
+ DRI2BufferPtr buffer);
+/**
+ * Get current media stamp counter values
+ *
+ * This callback is used to support the SGI_video_sync and OML_sync_control
+ * extensions.
+ *
+ * Drivers should return the current frame counter and the timestamp from
+ * when the returned frame count was last incremented.
+ *
+ * The count should correspond to the screen where the drawable is currently
+ * visible. If the drawable isn't visible (e.g. redirected), the server
+ * should return BadDrawable to the client, pending GLX spec updates to
+ * define this behavior.
+ *
+ * \param pDraw drawable whose count we want
+ * \param ust timestamp from when the count was last incremented.
+ * \param mst current frame count
+ */
+typedef int (*DRI2GetMSCProcPtr)(DrawablePtr pDraw, CARD64 *ust,
+ CARD64 *msc);
+/**
+ * Schedule a frame count related wait
+ *
+ * This callback is used to support the SGI_video_sync and OML_sync_control
+ * extensions. See those specifications for details on how to handle
+ * the divisor and remainder parameters.
+ *
+ * Drivers should queue an event for the frame count that satisfies the
+ * parameters passed in. If the event is in the future (i.e. the conditions
+ * aren't currently satisfied), the driver should block the client using
+ * \c DRI2BlockClient. When the event arrives, drivers should call
+ * \c DRI2WaitMSCComplete, which will handle waking the client and returning
+ * the appropriate data.
+ *
+ * \param client client pointer (used for block/unblock)
+ * \param pDraw drawable whose count we want
+ * \param target_msc frame count to wait for
+ * \param divisor divisor for condition equation
+ * \param remainder remainder for division equation
+ */
+typedef int (*DRI2ScheduleWaitMSCProcPtr)(ClientPtr client,
+ DrawablePtr pDraw,
+ CARD64 target_msc,
+ CARD64 divisor,
+ CARD64 remainder);
+/**
+ * Version of the DRI2InfoRec structure defined in this header
+ */
+#define DRI2INFOREC_VERSION 4
+
+typedef struct {
+ unsigned int version; /**< Version of this struct */
+ int fd;
+ const char *driverName;
+ const char *deviceName;
+
+ DRI2CreateBufferProcPtr CreateBuffer;
+ DRI2DestroyBufferProcPtr DestroyBuffer;
+ DRI2CopyRegionProcPtr CopyRegion;
+ DRI2WaitProcPtr Wait;
+
+ /* added in version 4 */
+
+ DRI2ScheduleSwapProcPtr ScheduleSwap;
+ DRI2GetMSCProcPtr GetMSC;
+ DRI2ScheduleWaitMSCProcPtr ScheduleWaitMSC;
+
+ /* number of drivers in the driverNames array */
+ unsigned int numDrivers;
+ /* array of driver names, indexed by DRI2Driver* driver types */
+ /* a name of NULL means that driver is not supported */
+ const char * const *driverNames;
+} DRI2InfoRec, *DRI2InfoPtr;
+
+extern _X_EXPORT int DRI2EventBase;
+
+extern _X_EXPORT Bool DRI2ScreenInit(ScreenPtr pScreen,
+ DRI2InfoPtr info);
+
+extern _X_EXPORT void DRI2CloseScreen(ScreenPtr pScreen);
+
+extern _X_EXPORT Bool DRI2HasSwapControl(ScreenPtr pScreen);
+
+extern _X_EXPORT Bool DRI2Connect(ScreenPtr pScreen,
+ unsigned int driverType,
+ int *fd,
+ const char **driverName,
+ const char **deviceName);
+
+extern _X_EXPORT Bool DRI2Authenticate(ScreenPtr pScreen, drm_magic_t magic);
+
+extern _X_EXPORT int DRI2CreateDrawable(ClientPtr client,
+ DrawablePtr pDraw, XID id);
+
+extern _X_EXPORT void DRI2DestroyDrawable(DrawablePtr pDraw);
+
+extern _X_EXPORT DRI2BufferPtr *DRI2GetBuffers(DrawablePtr pDraw,
+ int *width,
+ int *height,
+ unsigned int *attachments,
+ int count,
+ int *out_count);
+
+extern _X_EXPORT int DRI2CopyRegion(DrawablePtr pDraw,
+ RegionPtr pRegion,
+ unsigned int dest,
+ unsigned int src);
+
+/**
+ * Determine the major and minor version of the DRI2 extension.
+ *
+ * Provides a mechanism to other modules (e.g., 2D drivers) to determine the
+ * version of the DRI2 extension. While it is possible to peek directly at
+ * the \c XF86ModuleData from a layered module, such a module will fail to
+ * load (due to an unresolved symbol) if the DRI2 extension is not loaded.
+ *
+ * \param major Location to store the major verion of the DRI2 extension
+ * \param minor Location to store the minor verion of the DRI2 extension
+ *
+ * \note
+ * This interface was added some time after the initial release of the DRI2
+ * module. Layered modules that wish to use this interface must first test
+ * its existance by calling \c xf86LoaderCheckSymbol.
+ */
+extern _X_EXPORT void DRI2Version(int *major, int *minor);
+
+extern _X_EXPORT DRI2BufferPtr *DRI2GetBuffersWithFormat(DrawablePtr pDraw,
+ int *width, int *height, unsigned int *attachments, int count,
+ int *out_count);
+
+extern _X_EXPORT void DRI2SwapInterval(DrawablePtr pDrawable, int interval);
+extern _X_EXPORT int DRI2SwapBuffers(ClientPtr client, DrawablePtr pDrawable,
+ CARD64 target_msc, CARD64 divisor,
+ CARD64 remainder, CARD64 *swap_target,
+ DRI2SwapEventPtr func, void *data);
+extern _X_EXPORT Bool DRI2WaitSwap(ClientPtr client, DrawablePtr pDrawable);
+
+extern _X_EXPORT int DRI2GetMSC(DrawablePtr pDrawable, CARD64 *ust,
+ CARD64 *msc, CARD64 *sbc);
+extern _X_EXPORT int DRI2WaitMSC(ClientPtr client, DrawablePtr pDrawable,
+ CARD64 target_msc, CARD64 divisor,
+ CARD64 remainder);
+extern _X_EXPORT int ProcDRI2WaitMSCReply(ClientPtr client, CARD64 ust,
+ CARD64 msc, CARD64 sbc);
+extern _X_EXPORT int DRI2WaitSBC(ClientPtr client, DrawablePtr pDraw,
+ CARD64 target_sbc, CARD64 *ust, CARD64 *msc,
+ CARD64 *sbc);
+extern _X_EXPORT Bool DRI2ThrottleClient(ClientPtr client, DrawablePtr pDraw);
+
+extern _X_EXPORT Bool DRI2CanFlip(DrawablePtr pDraw);
+
+extern _X_EXPORT Bool DRI2CanExchange(DrawablePtr pDraw);
+
+/* Note: use *only* for MSC related waits */
+extern _X_EXPORT void DRI2BlockClient(ClientPtr client, DrawablePtr pDraw);
+
+extern _X_EXPORT void DRI2SwapComplete(ClientPtr client, DrawablePtr pDraw,
+ int frame, unsigned int tv_sec,
+ unsigned int tv_usec, int type,
+ DRI2SwapEventPtr swap_complete,
+ void *swap_data);
+extern _X_EXPORT void DRI2WaitMSCComplete(ClientPtr client, DrawablePtr pDraw,
+ int frame, unsigned int tv_sec,
+ unsigned int tv_usec);
+
+#endif
diff --git a/xorg-server/hw/xfree86/dri2/dri2ext.c b/xorg-server/hw/xfree86/dri2/dri2ext.c
index 17df1304e..8bed02055 100644
--- a/xorg-server/hw/xfree86/dri2/dri2ext.c
+++ b/xorg-server/hw/xfree86/dri2/dri2ext.c
@@ -1,646 +1,646 @@
-/*
- * Copyright © 2008 Red Hat, Inc.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Soft-
- * ware"), to deal in the Software without restriction, including without
- * limitation the rights to use, copy, modify, merge, publish, distribute,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, provided that the above copyright
- * notice(s) and this permission notice appear in all copies of the Soft-
- * ware and that both the above copyright notice(s) and this permission
- * notice appear in supporting documentation.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
- * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
- * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
- * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
- * QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
- * MANCE OF THIS SOFTWARE.
- *
- * Except as contained in this notice, the name of a copyright holder shall
- * not be used in advertising or otherwise to promote the sale, use or
- * other dealings in this Software without prior written authorization of
- * the copyright holder.
- *
- * Authors:
- * Kristian Høgsberg (krh@redhat.com)
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include <X11/extensions/dri2proto.h>
-#include <X11/extensions/xfixeswire.h>
-#include "dixstruct.h"
-#include "scrnintstr.h"
-#include "pixmapstr.h"
-#include "extnsionst.h"
-#include "xf86drm.h"
-#include "xfixes.h"
-#include "dri2.h"
-#include "protocol-versions.h"
-
-/* The only xf86 include */
-#include "xf86Module.h"
-
-static ExtensionEntry *dri2Extension;
-
-static Bool
-validDrawable(ClientPtr client, XID drawable, Mask access_mode,
- DrawablePtr *pDrawable, int *status)
-{
- *status = dixLookupDrawable(pDrawable, drawable, client, 0, access_mode);
- if (*status != Success) {
- client->errorValue = drawable;
- return FALSE;
- }
-
- return TRUE;
-}
-
-static int
-ProcDRI2QueryVersion(ClientPtr client)
-{
- REQUEST(xDRI2QueryVersionReq);
- xDRI2QueryVersionReply rep;
- int n;
-
- if (client->swapped)
- swaps(&stuff->length, n);
-
- REQUEST_SIZE_MATCH(xDRI2QueryVersionReq);
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- rep.majorVersion = dri2_major;
- rep.minorVersion = dri2_minor;
-
- if (client->swapped) {
- swaps(&rep.sequenceNumber, n);
- swapl(&rep.length, n);
- swapl(&rep.majorVersion, n);
- swapl(&rep.minorVersion, n);
- }
-
- WriteToClient(client, sizeof(xDRI2QueryVersionReply), &rep);
-
- return client->noClientException;
-}
-
-static int
-ProcDRI2Connect(ClientPtr client)
-{
- REQUEST(xDRI2ConnectReq);
- xDRI2ConnectReply rep;
- DrawablePtr pDraw;
- int fd, status;
- const char *driverName;
- const char *deviceName;
-
- REQUEST_SIZE_MATCH(xDRI2ConnectReq);
- if (!validDrawable(client, stuff->window, DixGetAttrAccess,
- &pDraw, &status))
- return status;
-
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- rep.driverNameLength = 0;
- rep.deviceNameLength = 0;
-
- if (!DRI2Connect(pDraw->pScreen,
- stuff->driverType, &fd, &driverName, &deviceName))
- goto fail;
-
- rep.driverNameLength = strlen(driverName);
- rep.deviceNameLength = strlen(deviceName);
- rep.length = (rep.driverNameLength + 3) / 4 +
- (rep.deviceNameLength + 3) / 4;
-
- fail:
- WriteToClient(client, sizeof(xDRI2ConnectReply), &rep);
- WriteToClient(client, rep.driverNameLength, driverName);
- WriteToClient(client, rep.deviceNameLength, deviceName);
-
- return client->noClientException;
-}
-
-static int
-ProcDRI2Authenticate(ClientPtr client)
-{
- REQUEST(xDRI2AuthenticateReq);
- xDRI2AuthenticateReply rep;
- DrawablePtr pDraw;
- int status;
-
- REQUEST_SIZE_MATCH(xDRI2AuthenticateReq);
- if (!validDrawable(client, stuff->window, DixGetAttrAccess,
- &pDraw, &status))
- return status;
-
- rep.type = X_Reply;
- rep.sequenceNumber = client->sequence;
- rep.length = 0;
- rep.authenticated = DRI2Authenticate(pDraw->pScreen, stuff->magic);
- WriteToClient(client, sizeof(xDRI2AuthenticateReply), &rep);
-
- return client->noClientException;
-}
-
-static int
-ProcDRI2CreateDrawable(ClientPtr client)
-{
- REQUEST(xDRI2CreateDrawableReq);
- DrawablePtr pDrawable;
- int status;
-
- REQUEST_SIZE_MATCH(xDRI2CreateDrawableReq);
-
- if (!validDrawable(client, stuff->drawable, DixAddAccess,
- &pDrawable, &status))
- return status;
-
- status = DRI2CreateDrawable(pDrawable);
- if (status != Success)
- return status;
-
- return client->noClientException;
-}
-
-static int
-ProcDRI2DestroyDrawable(ClientPtr client)
-{
- REQUEST(xDRI2DestroyDrawableReq);
- DrawablePtr pDrawable;
- int status;
-
- REQUEST_SIZE_MATCH(xDRI2DestroyDrawableReq);
- if (!validDrawable(client, stuff->drawable, DixRemoveAccess,
- &pDrawable, &status))
- return status;
-
- return client->noClientException;
-}
-
-
-static void
-send_buffers_reply(ClientPtr client, DrawablePtr pDrawable,
- DRI2BufferPtr *buffers, int count, int width, int height)
-{
- xDRI2GetBuffersReply rep;
- int skip = 0;
- int i;
-
- if (pDrawable->type == DRAWABLE_WINDOW) {
- for (i = 0; i < count; i++) {
- /* Do not send the real front buffer of a window to the client.
- */
- if (buffers[i]->attachment == DRI2BufferFrontLeft) {
- skip++;
- continue;
- }
- }
- }
-
- rep.type = X_Reply;
- rep.length = (count - skip) * sizeof(xDRI2Buffer) / 4;
- rep.sequenceNumber = client->sequence;
- rep.width = width;
- rep.height = height;
- rep.count = count - skip;
- WriteToClient(client, sizeof(xDRI2GetBuffersReply), &rep);
-
- for (i = 0; i < count; i++) {
- xDRI2Buffer buffer;
-
- /* Do not send the real front buffer of a window to the client.
- */
- if ((pDrawable->type == DRAWABLE_WINDOW)
- && (buffers[i]->attachment == DRI2BufferFrontLeft)) {
- continue;
- }
-
- buffer.attachment = buffers[i]->attachment;
- buffer.name = buffers[i]->name;
- buffer.pitch = buffers[i]->pitch;
- buffer.cpp = buffers[i]->cpp;
- buffer.flags = buffers[i]->flags;
- WriteToClient(client, sizeof(xDRI2Buffer), &buffer);
- }
-}
-
-
-static int
-ProcDRI2GetBuffers(ClientPtr client)
-{
- REQUEST(xDRI2GetBuffersReq);
- DrawablePtr pDrawable;
- DRI2BufferPtr *buffers;
- int status, width, height, count;
- unsigned int *attachments;
-
- REQUEST_FIXED_SIZE(xDRI2GetBuffersReq, stuff->count * 4);
- if (!validDrawable(client, stuff->drawable, DixReadAccess | DixWriteAccess,
- &pDrawable, &status))
- return status;
-
- if (DRI2ThrottleClient(client, pDrawable))
- return client->noClientException;
-
- attachments = (unsigned int *) &stuff[1];
- buffers = DRI2GetBuffers(pDrawable, &width, &height,
- attachments, stuff->count, &count);
-
-
- send_buffers_reply(client, pDrawable, buffers, count, width, height);
-
- return client->noClientException;
-}
-
-static int
-ProcDRI2GetBuffersWithFormat(ClientPtr client)
-{
- REQUEST(xDRI2GetBuffersReq);
- DrawablePtr pDrawable;
- DRI2BufferPtr *buffers;
- int status, width, height, count;
- unsigned int *attachments;
-
- REQUEST_FIXED_SIZE(xDRI2GetBuffersReq, stuff->count * (2 * 4));
- if (!validDrawable(client, stuff->drawable, DixReadAccess | DixWriteAccess,
- &pDrawable, &status))
- return status;
-
- if (DRI2ThrottleClient(client, pDrawable))
- return client->noClientException;
-
- attachments = (unsigned int *) &stuff[1];
- buffers = DRI2GetBuffersWithFormat(pDrawable, &width, &height,
- attachments, stuff->count, &count);
-
- send_buffers_reply(client, pDrawable, buffers, count, width, height);
-
- return client->noClientException;
-}
-
-static int
-ProcDRI2CopyRegion(ClientPtr client)
-{
- REQUEST(xDRI2CopyRegionReq);
- xDRI2CopyRegionReply rep;
- DrawablePtr pDrawable;
- int status;
- RegionPtr pRegion;
-
- REQUEST_SIZE_MATCH(xDRI2CopyRegionReq);
-
- if (!validDrawable(client, stuff->drawable, DixWriteAccess,
- &pDrawable, &status))
- return status;
-
- VERIFY_REGION(pRegion, stuff->region, client, DixReadAccess);
-
- status = DRI2CopyRegion(pDrawable, pRegion, stuff->dest, stuff->src);
- if (status != Success)
- return status;
-
- /* CopyRegion needs to be a round trip to make sure the X server
- * queues the swap buffer rendering commands before the DRI client
- * continues rendering. The reply has a bitmask to signal the
- * presense of optional return values as well, but we're not using
- * that yet.
- */
-
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
-
- WriteToClient(client, sizeof(xDRI2CopyRegionReply), &rep);
-
- return client->noClientException;
-}
-
-static void
-load_swap_reply(xDRI2SwapBuffersReply *rep, CARD64 sbc)
-{
- rep->swap_hi = sbc >> 32;
- rep->swap_lo = sbc & 0xffffffff;
-}
-
-static CARD64
-vals_to_card64(CARD32 lo, CARD32 hi)
-{
- return (CARD64)hi << 32 | lo;
-}
-
-static void
-DRI2SwapEvent(ClientPtr client, void *data, int type, CARD64 ust, CARD64 msc,
- CARD64 sbc)
-{
- xDRI2BufferSwapComplete event;
- DrawablePtr pDrawable = data;
-
- event.type = DRI2EventBase + DRI2_BufferSwapComplete;
- event.sequenceNumber = client->sequence;
- event.event_type = type;
- event.drawable = pDrawable->id;
- event.ust_hi = (CARD64)ust >> 32;
- event.ust_lo = ust & 0xffffffff;
- event.msc_hi = (CARD64)msc >> 32;
- event.msc_lo = msc & 0xffffffff;
- event.sbc_hi = (CARD64)sbc >> 32;
- event.sbc_lo = sbc & 0xffffffff;
-
- WriteEventsToClient(client, 1, (xEvent *)&event);
-}
-
-static int
-ProcDRI2SwapBuffers(ClientPtr client)
-{
- REQUEST(xDRI2SwapBuffersReq);
- xDRI2SwapBuffersReply rep;
- DrawablePtr pDrawable;
- CARD64 target_msc, divisor, remainder, swap_target;
- int status;
-
- REQUEST_SIZE_MATCH(xDRI2SwapBuffersReq);
-
- if (!validDrawable(client, stuff->drawable,
- DixReadAccess | DixWriteAccess, &pDrawable, &status))
- return status;
-
- /*
- * Ensures an out of control client can't exhaust our swap queue, and
- * also orders swaps.
- */
- if (DRI2ThrottleClient(client, pDrawable))
- return client->noClientException;
-
- target_msc = vals_to_card64(stuff->target_msc_lo, stuff->target_msc_hi);
- divisor = vals_to_card64(stuff->divisor_lo, stuff->divisor_hi);
- remainder = vals_to_card64(stuff->remainder_lo, stuff->remainder_hi);
-
- status = DRI2SwapBuffers(client, pDrawable, target_msc, divisor, remainder,
- &swap_target, DRI2SwapEvent, pDrawable);
- if (status != Success)
- return BadDrawable;
-
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- load_swap_reply(&rep, swap_target);
-
- WriteToClient(client, sizeof(xDRI2SwapBuffersReply), &rep);
-
- return client->noClientException;
-}
-
-static void
-load_msc_reply(xDRI2MSCReply *rep, CARD64 ust, CARD64 msc, CARD64 sbc)
-{
- rep->ust_hi = ust >> 32;
- rep->ust_lo = ust & 0xffffffff;
- rep->msc_hi = msc >> 32;
- rep->msc_lo = msc & 0xffffffff;
- rep->sbc_hi = sbc >> 32;
- rep->sbc_lo = sbc & 0xffffffff;
-}
-
-static int
-ProcDRI2GetMSC(ClientPtr client)
-{
- REQUEST(xDRI2GetMSCReq);
- xDRI2MSCReply rep;
- DrawablePtr pDrawable;
- CARD64 ust, msc, sbc;
- int status;
-
- REQUEST_SIZE_MATCH(xDRI2GetMSCReq);
-
- if (!validDrawable(client, stuff->drawable, DixReadAccess, &pDrawable,
- &status))
- return status;
-
- status = DRI2GetMSC(pDrawable, &ust, &msc, &sbc);
- if (status != Success)
- return status;
-
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- load_msc_reply(&rep, ust, msc, sbc);
-
- WriteToClient(client, sizeof(xDRI2MSCReply), &rep);
-
- return client->noClientException;
-}
-
-static int
-ProcDRI2WaitMSC(ClientPtr client)
-{
- REQUEST(xDRI2WaitMSCReq);
- DrawablePtr pDrawable;
- CARD64 target, divisor, remainder;
- int status;
-
- /* FIXME: in restart case, client may be gone at this point */
-
- REQUEST_SIZE_MATCH(xDRI2WaitMSCReq);
-
- if (!validDrawable(client, stuff->drawable, DixReadAccess, &pDrawable,
- &status))
- return status;
-
- target = vals_to_card64(stuff->target_msc_lo, stuff->target_msc_hi);
- divisor = vals_to_card64(stuff->divisor_lo, stuff->divisor_hi);
- remainder = vals_to_card64(stuff->remainder_lo, stuff->remainder_hi);
-
- status = DRI2WaitMSC(client, pDrawable, target, divisor, remainder);
- if (status != Success)
- return status;
-
- return client->noClientException;
-}
-
-int
-ProcDRI2WaitMSCReply(ClientPtr client, CARD64 ust, CARD64 msc, CARD64 sbc)
-{
- xDRI2MSCReply rep;
-
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- load_msc_reply(&rep, ust, msc, sbc);
-
- WriteToClient(client, sizeof(xDRI2MSCReply), &rep);
-
- return client->noClientException;
-}
-
-static int
-ProcDRI2SwapInterval(ClientPtr client)
-{
- REQUEST(xDRI2SwapIntervalReq);
- DrawablePtr pDrawable;
- int status;
-
- /* FIXME: in restart case, client may be gone at this point */
-
- REQUEST_SIZE_MATCH(xDRI2SwapIntervalReq);
-
- if (!validDrawable(client, stuff->drawable, DixReadAccess | DixWriteAccess,
- &pDrawable, &status))
- return status;
-
- DRI2SwapInterval(pDrawable, stuff->interval);
-
- return client->noClientException;
-}
-
-static int
-ProcDRI2WaitSBC(ClientPtr client)
-{
- REQUEST(xDRI2WaitSBCReq);
- xDRI2MSCReply rep;
- DrawablePtr pDrawable;
- CARD64 target, ust, msc, sbc;
- int status;
-
- REQUEST_SIZE_MATCH(xDRI2WaitSBCReq);
-
- if (!validDrawable(client, stuff->drawable, DixReadAccess, &pDrawable,
- &status))
- return status;
-
- target = vals_to_card64(stuff->target_sbc_lo, stuff->target_sbc_hi);
- status = DRI2WaitSBC(client, pDrawable, target, &ust, &msc, &sbc);
- if (status != Success)
- return status;
-
- rep.type = X_Reply;
- rep.length = 0;
- rep.sequenceNumber = client->sequence;
- load_msc_reply(&rep, ust, msc, sbc);
-
- WriteToClient(client, sizeof(xDRI2MSCReply), &rep);
-
- return client->noClientException;
-}
-
-static int
-ProcDRI2Dispatch (ClientPtr client)
-{
- REQUEST(xReq);
-
- switch (stuff->data) {
- case X_DRI2QueryVersion:
- return ProcDRI2QueryVersion(client);
- }
-
- if (!LocalClient(client))
- return BadRequest;
-
- switch (stuff->data) {
- case X_DRI2Connect:
- return ProcDRI2Connect(client);
- case X_DRI2Authenticate:
- return ProcDRI2Authenticate(client);
- case X_DRI2CreateDrawable:
- return ProcDRI2CreateDrawable(client);
- case X_DRI2DestroyDrawable:
- return ProcDRI2DestroyDrawable(client);
- case X_DRI2GetBuffers:
- return ProcDRI2GetBuffers(client);
- case X_DRI2CopyRegion:
- return ProcDRI2CopyRegion(client);
- case X_DRI2GetBuffersWithFormat:
- return ProcDRI2GetBuffersWithFormat(client);
- case X_DRI2SwapBuffers:
- return ProcDRI2SwapBuffers(client);
- case X_DRI2GetMSC:
- return ProcDRI2GetMSC(client);
- case X_DRI2WaitMSC:
- return ProcDRI2WaitMSC(client);
- case X_DRI2WaitSBC:
- return ProcDRI2WaitSBC(client);
- case X_DRI2SwapInterval:
- return ProcDRI2SwapInterval(client);
- default:
- return BadRequest;
- }
-}
-
-static int
-SProcDRI2Connect(ClientPtr client)
-{
- REQUEST(xDRI2ConnectReq);
- xDRI2ConnectReply rep;
- int n;
-
- /* If the client is swapped, it's not local. Talk to the hand. */
-
- swaps(&stuff->length, n);
- if (sizeof(*stuff) / 4 != client->req_len)
- return BadLength;
-
- rep.sequenceNumber = client->sequence;
- swaps(&rep.sequenceNumber, n);
- rep.length = 0;
- rep.driverNameLength = 0;
- rep.deviceNameLength = 0;
-
- return client->noClientException;
-}
-
-static int
-SProcDRI2Dispatch (ClientPtr client)
-{
- REQUEST(xReq);
-
- /*
- * Only local clients are allowed DRI access, but remote clients
- * still need these requests to find out cleanly.
- */
- switch (stuff->data)
- {
- case X_DRI2QueryVersion:
- return ProcDRI2QueryVersion(client);
- case X_DRI2Connect:
- return SProcDRI2Connect(client);
- default:
- return BadRequest;
- }
-}
-
-int DRI2EventBase;
-
-static void
-DRI2ExtensionInit(void)
-{
- dri2Extension = AddExtension(DRI2_NAME,
- DRI2NumberEvents,
- DRI2NumberErrors,
- ProcDRI2Dispatch,
- SProcDRI2Dispatch,
- NULL,
- StandardMinorOpcode);
-
- DRI2EventBase = dri2Extension->eventBase;
-}
-
-extern Bool noDRI2Extension;
-
-_X_HIDDEN ExtensionModule dri2ExtensionModule = {
- DRI2ExtensionInit,
- DRI2_NAME,
- &noDRI2Extension,
- NULL,
- NULL
-};
+/*
+ * Copyright © 2008 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Soft-
+ * ware"), to deal in the Software without restriction, including without
+ * limitation the rights to use, copy, modify, merge, publish, distribute,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, provided that the above copyright
+ * notice(s) and this permission notice appear in all copies of the Soft-
+ * ware and that both the above copyright notice(s) and this permission
+ * notice appear in supporting documentation.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL-
+ * ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT OF THIRD PARTY
+ * RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR HOLDERS INCLUDED IN
+ * THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY SPECIAL INDIRECT OR CONSE-
+ * QUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFOR-
+ * MANCE OF THIS SOFTWARE.
+ *
+ * Except as contained in this notice, the name of a copyright holder shall
+ * not be used in advertising or otherwise to promote the sale, use or
+ * other dealings in this Software without prior written authorization of
+ * the copyright holder.
+ *
+ * Authors:
+ * Kristian Høgsberg (krh@redhat.com)
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#endif
+
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include <X11/extensions/dri2proto.h>
+#include <X11/extensions/xfixeswire.h>
+#include "dixstruct.h"
+#include "scrnintstr.h"
+#include "pixmapstr.h"
+#include "extnsionst.h"
+#include "xf86drm.h"
+#include "xfixes.h"
+#include "dri2.h"
+#include "protocol-versions.h"
+
+/* The only xf86 include */
+#include "xf86Module.h"
+
+static ExtensionEntry *dri2Extension;
+
+static Bool
+validDrawable(ClientPtr client, XID drawable, Mask access_mode,
+ DrawablePtr *pDrawable, int *status)
+{
+ *status = dixLookupDrawable(pDrawable, drawable, client, 0, access_mode);
+ if (*status != Success) {
+ client->errorValue = drawable;
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static int
+ProcDRI2QueryVersion(ClientPtr client)
+{
+ REQUEST(xDRI2QueryVersionReq);
+ xDRI2QueryVersionReply rep;
+ int n;
+
+ if (client->swapped)
+ swaps(&stuff->length, n);
+
+ REQUEST_SIZE_MATCH(xDRI2QueryVersionReq);
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.majorVersion = dri2_major;
+ rep.minorVersion = dri2_minor;
+
+ if (client->swapped) {
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.majorVersion, n);
+ swapl(&rep.minorVersion, n);
+ }
+
+ WriteToClient(client, sizeof(xDRI2QueryVersionReply), &rep);
+
+ return client->noClientException;
+}
+
+static int
+ProcDRI2Connect(ClientPtr client)
+{
+ REQUEST(xDRI2ConnectReq);
+ xDRI2ConnectReply rep;
+ DrawablePtr pDraw;
+ int fd, status;
+ const char *driverName;
+ const char *deviceName;
+
+ REQUEST_SIZE_MATCH(xDRI2ConnectReq);
+ if (!validDrawable(client, stuff->window, DixGetAttrAccess,
+ &pDraw, &status))
+ return status;
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ rep.driverNameLength = 0;
+ rep.deviceNameLength = 0;
+
+ if (!DRI2Connect(pDraw->pScreen,
+ stuff->driverType, &fd, &driverName, &deviceName))
+ goto fail;
+
+ rep.driverNameLength = strlen(driverName);
+ rep.deviceNameLength = strlen(deviceName);
+ rep.length = (rep.driverNameLength + 3) / 4 +
+ (rep.deviceNameLength + 3) / 4;
+
+ fail:
+ WriteToClient(client, sizeof(xDRI2ConnectReply), &rep);
+ WriteToClient(client, rep.driverNameLength, driverName);
+ WriteToClient(client, rep.deviceNameLength, deviceName);
+
+ return client->noClientException;
+}
+
+static int
+ProcDRI2Authenticate(ClientPtr client)
+{
+ REQUEST(xDRI2AuthenticateReq);
+ xDRI2AuthenticateReply rep;
+ DrawablePtr pDraw;
+ int status;
+
+ REQUEST_SIZE_MATCH(xDRI2AuthenticateReq);
+ if (!validDrawable(client, stuff->window, DixGetAttrAccess,
+ &pDraw, &status))
+ return status;
+
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+ rep.authenticated = DRI2Authenticate(pDraw->pScreen, stuff->magic);
+ WriteToClient(client, sizeof(xDRI2AuthenticateReply), &rep);
+
+ return client->noClientException;
+}
+
+static int
+ProcDRI2CreateDrawable(ClientPtr client)
+{
+ REQUEST(xDRI2CreateDrawableReq);
+ DrawablePtr pDrawable;
+ int status;
+
+ REQUEST_SIZE_MATCH(xDRI2CreateDrawableReq);
+
+ if (!validDrawable(client, stuff->drawable, DixAddAccess,
+ &pDrawable, &status))
+ return status;
+
+ status = DRI2CreateDrawable(client, pDrawable, stuff->drawable);
+ if (status != Success)
+ return status;
+
+ return client->noClientException;
+}
+
+static int
+ProcDRI2DestroyDrawable(ClientPtr client)
+{
+ REQUEST(xDRI2DestroyDrawableReq);
+ DrawablePtr pDrawable;
+ int status;
+
+ REQUEST_SIZE_MATCH(xDRI2DestroyDrawableReq);
+ if (!validDrawable(client, stuff->drawable, DixRemoveAccess,
+ &pDrawable, &status))
+ return status;
+
+ return client->noClientException;
+}
+
+
+static void
+send_buffers_reply(ClientPtr client, DrawablePtr pDrawable,
+ DRI2BufferPtr *buffers, int count, int width, int height)
+{
+ xDRI2GetBuffersReply rep;
+ int skip = 0;
+ int i;
+
+ if (pDrawable->type == DRAWABLE_WINDOW) {
+ for (i = 0; i < count; i++) {
+ /* Do not send the real front buffer of a window to the client.
+ */
+ if (buffers[i]->attachment == DRI2BufferFrontLeft) {
+ skip++;
+ continue;
+ }
+ }
+ }
+
+ rep.type = X_Reply;
+ rep.length = (count - skip) * sizeof(xDRI2Buffer) / 4;
+ rep.sequenceNumber = client->sequence;
+ rep.width = width;
+ rep.height = height;
+ rep.count = count - skip;
+ WriteToClient(client, sizeof(xDRI2GetBuffersReply), &rep);
+
+ for (i = 0; i < count; i++) {
+ xDRI2Buffer buffer;
+
+ /* Do not send the real front buffer of a window to the client.
+ */
+ if ((pDrawable->type == DRAWABLE_WINDOW)
+ && (buffers[i]->attachment == DRI2BufferFrontLeft)) {
+ continue;
+ }
+
+ buffer.attachment = buffers[i]->attachment;
+ buffer.name = buffers[i]->name;
+ buffer.pitch = buffers[i]->pitch;
+ buffer.cpp = buffers[i]->cpp;
+ buffer.flags = buffers[i]->flags;
+ WriteToClient(client, sizeof(xDRI2Buffer), &buffer);
+ }
+}
+
+
+static int
+ProcDRI2GetBuffers(ClientPtr client)
+{
+ REQUEST(xDRI2GetBuffersReq);
+ DrawablePtr pDrawable;
+ DRI2BufferPtr *buffers;
+ int status, width, height, count;
+ unsigned int *attachments;
+
+ REQUEST_FIXED_SIZE(xDRI2GetBuffersReq, stuff->count * 4);
+ if (!validDrawable(client, stuff->drawable, DixReadAccess | DixWriteAccess,
+ &pDrawable, &status))
+ return status;
+
+ if (DRI2ThrottleClient(client, pDrawable))
+ return client->noClientException;
+
+ attachments = (unsigned int *) &stuff[1];
+ buffers = DRI2GetBuffers(pDrawable, &width, &height,
+ attachments, stuff->count, &count);
+
+
+ send_buffers_reply(client, pDrawable, buffers, count, width, height);
+
+ return client->noClientException;
+}
+
+static int
+ProcDRI2GetBuffersWithFormat(ClientPtr client)
+{
+ REQUEST(xDRI2GetBuffersReq);
+ DrawablePtr pDrawable;
+ DRI2BufferPtr *buffers;
+ int status, width, height, count;
+ unsigned int *attachments;
+
+ REQUEST_FIXED_SIZE(xDRI2GetBuffersReq, stuff->count * (2 * 4));
+ if (!validDrawable(client, stuff->drawable, DixReadAccess | DixWriteAccess,
+ &pDrawable, &status))
+ return status;
+
+ if (DRI2ThrottleClient(client, pDrawable))
+ return client->noClientException;
+
+ attachments = (unsigned int *) &stuff[1];
+ buffers = DRI2GetBuffersWithFormat(pDrawable, &width, &height,
+ attachments, stuff->count, &count);
+
+ send_buffers_reply(client, pDrawable, buffers, count, width, height);
+
+ return client->noClientException;
+}
+
+static int
+ProcDRI2CopyRegion(ClientPtr client)
+{
+ REQUEST(xDRI2CopyRegionReq);
+ xDRI2CopyRegionReply rep;
+ DrawablePtr pDrawable;
+ int status;
+ RegionPtr pRegion;
+
+ REQUEST_SIZE_MATCH(xDRI2CopyRegionReq);
+
+ if (!validDrawable(client, stuff->drawable, DixWriteAccess,
+ &pDrawable, &status))
+ return status;
+
+ VERIFY_REGION(pRegion, stuff->region, client, DixReadAccess);
+
+ status = DRI2CopyRegion(pDrawable, pRegion, stuff->dest, stuff->src);
+ if (status != Success)
+ return status;
+
+ /* CopyRegion needs to be a round trip to make sure the X server
+ * queues the swap buffer rendering commands before the DRI client
+ * continues rendering. The reply has a bitmask to signal the
+ * presense of optional return values as well, but we're not using
+ * that yet.
+ */
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+
+ WriteToClient(client, sizeof(xDRI2CopyRegionReply), &rep);
+
+ return client->noClientException;
+}
+
+static void
+load_swap_reply(xDRI2SwapBuffersReply *rep, CARD64 sbc)
+{
+ rep->swap_hi = sbc >> 32;
+ rep->swap_lo = sbc & 0xffffffff;
+}
+
+static CARD64
+vals_to_card64(CARD32 lo, CARD32 hi)
+{
+ return (CARD64)hi << 32 | lo;
+}
+
+static void
+DRI2SwapEvent(ClientPtr client, void *data, int type, CARD64 ust, CARD64 msc,
+ CARD64 sbc)
+{
+ xDRI2BufferSwapComplete event;
+ DrawablePtr pDrawable = data;
+
+ event.type = DRI2EventBase + DRI2_BufferSwapComplete;
+ event.sequenceNumber = client->sequence;
+ event.event_type = type;
+ event.drawable = pDrawable->id;
+ event.ust_hi = (CARD64)ust >> 32;
+ event.ust_lo = ust & 0xffffffff;
+ event.msc_hi = (CARD64)msc >> 32;
+ event.msc_lo = msc & 0xffffffff;
+ event.sbc_hi = (CARD64)sbc >> 32;
+ event.sbc_lo = sbc & 0xffffffff;
+
+ WriteEventsToClient(client, 1, (xEvent *)&event);
+}
+
+static int
+ProcDRI2SwapBuffers(ClientPtr client)
+{
+ REQUEST(xDRI2SwapBuffersReq);
+ xDRI2SwapBuffersReply rep;
+ DrawablePtr pDrawable;
+ CARD64 target_msc, divisor, remainder, swap_target;
+ int status;
+
+ REQUEST_SIZE_MATCH(xDRI2SwapBuffersReq);
+
+ if (!validDrawable(client, stuff->drawable,
+ DixReadAccess | DixWriteAccess, &pDrawable, &status))
+ return status;
+
+ /*
+ * Ensures an out of control client can't exhaust our swap queue, and
+ * also orders swaps.
+ */
+ if (DRI2ThrottleClient(client, pDrawable))
+ return client->noClientException;
+
+ target_msc = vals_to_card64(stuff->target_msc_lo, stuff->target_msc_hi);
+ divisor = vals_to_card64(stuff->divisor_lo, stuff->divisor_hi);
+ remainder = vals_to_card64(stuff->remainder_lo, stuff->remainder_hi);
+
+ status = DRI2SwapBuffers(client, pDrawable, target_msc, divisor, remainder,
+ &swap_target, DRI2SwapEvent, pDrawable);
+ if (status != Success)
+ return BadDrawable;
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ load_swap_reply(&rep, swap_target);
+
+ WriteToClient(client, sizeof(xDRI2SwapBuffersReply), &rep);
+
+ return client->noClientException;
+}
+
+static void
+load_msc_reply(xDRI2MSCReply *rep, CARD64 ust, CARD64 msc, CARD64 sbc)
+{
+ rep->ust_hi = ust >> 32;
+ rep->ust_lo = ust & 0xffffffff;
+ rep->msc_hi = msc >> 32;
+ rep->msc_lo = msc & 0xffffffff;
+ rep->sbc_hi = sbc >> 32;
+ rep->sbc_lo = sbc & 0xffffffff;
+}
+
+static int
+ProcDRI2GetMSC(ClientPtr client)
+{
+ REQUEST(xDRI2GetMSCReq);
+ xDRI2MSCReply rep;
+ DrawablePtr pDrawable;
+ CARD64 ust, msc, sbc;
+ int status;
+
+ REQUEST_SIZE_MATCH(xDRI2GetMSCReq);
+
+ if (!validDrawable(client, stuff->drawable, DixReadAccess, &pDrawable,
+ &status))
+ return status;
+
+ status = DRI2GetMSC(pDrawable, &ust, &msc, &sbc);
+ if (status != Success)
+ return status;
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ load_msc_reply(&rep, ust, msc, sbc);
+
+ WriteToClient(client, sizeof(xDRI2MSCReply), &rep);
+
+ return client->noClientException;
+}
+
+static int
+ProcDRI2WaitMSC(ClientPtr client)
+{
+ REQUEST(xDRI2WaitMSCReq);
+ DrawablePtr pDrawable;
+ CARD64 target, divisor, remainder;
+ int status;
+
+ /* FIXME: in restart case, client may be gone at this point */
+
+ REQUEST_SIZE_MATCH(xDRI2WaitMSCReq);
+
+ if (!validDrawable(client, stuff->drawable, DixReadAccess, &pDrawable,
+ &status))
+ return status;
+
+ target = vals_to_card64(stuff->target_msc_lo, stuff->target_msc_hi);
+ divisor = vals_to_card64(stuff->divisor_lo, stuff->divisor_hi);
+ remainder = vals_to_card64(stuff->remainder_lo, stuff->remainder_hi);
+
+ status = DRI2WaitMSC(client, pDrawable, target, divisor, remainder);
+ if (status != Success)
+ return status;
+
+ return client->noClientException;
+}
+
+int
+ProcDRI2WaitMSCReply(ClientPtr client, CARD64 ust, CARD64 msc, CARD64 sbc)
+{
+ xDRI2MSCReply rep;
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ load_msc_reply(&rep, ust, msc, sbc);
+
+ WriteToClient(client, sizeof(xDRI2MSCReply), &rep);
+
+ return client->noClientException;
+}
+
+static int
+ProcDRI2SwapInterval(ClientPtr client)
+{
+ REQUEST(xDRI2SwapIntervalReq);
+ DrawablePtr pDrawable;
+ int status;
+
+ /* FIXME: in restart case, client may be gone at this point */
+
+ REQUEST_SIZE_MATCH(xDRI2SwapIntervalReq);
+
+ if (!validDrawable(client, stuff->drawable, DixReadAccess | DixWriteAccess,
+ &pDrawable, &status))
+ return status;
+
+ DRI2SwapInterval(pDrawable, stuff->interval);
+
+ return client->noClientException;
+}
+
+static int
+ProcDRI2WaitSBC(ClientPtr client)
+{
+ REQUEST(xDRI2WaitSBCReq);
+ xDRI2MSCReply rep;
+ DrawablePtr pDrawable;
+ CARD64 target, ust, msc, sbc;
+ int status;
+
+ REQUEST_SIZE_MATCH(xDRI2WaitSBCReq);
+
+ if (!validDrawable(client, stuff->drawable, DixReadAccess, &pDrawable,
+ &status))
+ return status;
+
+ target = vals_to_card64(stuff->target_sbc_lo, stuff->target_sbc_hi);
+ status = DRI2WaitSBC(client, pDrawable, target, &ust, &msc, &sbc);
+ if (status != Success)
+ return status;
+
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ load_msc_reply(&rep, ust, msc, sbc);
+
+ WriteToClient(client, sizeof(xDRI2MSCReply), &rep);
+
+ return client->noClientException;
+}
+
+static int
+ProcDRI2Dispatch (ClientPtr client)
+{
+ REQUEST(xReq);
+
+ switch (stuff->data) {
+ case X_DRI2QueryVersion:
+ return ProcDRI2QueryVersion(client);
+ }
+
+ if (!LocalClient(client))
+ return BadRequest;
+
+ switch (stuff->data) {
+ case X_DRI2Connect:
+ return ProcDRI2Connect(client);
+ case X_DRI2Authenticate:
+ return ProcDRI2Authenticate(client);
+ case X_DRI2CreateDrawable:
+ return ProcDRI2CreateDrawable(client);
+ case X_DRI2DestroyDrawable:
+ return ProcDRI2DestroyDrawable(client);
+ case X_DRI2GetBuffers:
+ return ProcDRI2GetBuffers(client);
+ case X_DRI2CopyRegion:
+ return ProcDRI2CopyRegion(client);
+ case X_DRI2GetBuffersWithFormat:
+ return ProcDRI2GetBuffersWithFormat(client);
+ case X_DRI2SwapBuffers:
+ return ProcDRI2SwapBuffers(client);
+ case X_DRI2GetMSC:
+ return ProcDRI2GetMSC(client);
+ case X_DRI2WaitMSC:
+ return ProcDRI2WaitMSC(client);
+ case X_DRI2WaitSBC:
+ return ProcDRI2WaitSBC(client);
+ case X_DRI2SwapInterval:
+ return ProcDRI2SwapInterval(client);
+ default:
+ return BadRequest;
+ }
+}
+
+static int
+SProcDRI2Connect(ClientPtr client)
+{
+ REQUEST(xDRI2ConnectReq);
+ xDRI2ConnectReply rep;
+ int n;
+
+ /* If the client is swapped, it's not local. Talk to the hand. */
+
+ swaps(&stuff->length, n);
+ if (sizeof(*stuff) / 4 != client->req_len)
+ return BadLength;
+
+ rep.sequenceNumber = client->sequence;
+ swaps(&rep.sequenceNumber, n);
+ rep.length = 0;
+ rep.driverNameLength = 0;
+ rep.deviceNameLength = 0;
+
+ return client->noClientException;
+}
+
+static int
+SProcDRI2Dispatch (ClientPtr client)
+{
+ REQUEST(xReq);
+
+ /*
+ * Only local clients are allowed DRI access, but remote clients
+ * still need these requests to find out cleanly.
+ */
+ switch (stuff->data)
+ {
+ case X_DRI2QueryVersion:
+ return ProcDRI2QueryVersion(client);
+ case X_DRI2Connect:
+ return SProcDRI2Connect(client);
+ default:
+ return BadRequest;
+ }
+}
+
+int DRI2EventBase;
+
+static void
+DRI2ExtensionInit(void)
+{
+ dri2Extension = AddExtension(DRI2_NAME,
+ DRI2NumberEvents,
+ DRI2NumberErrors,
+ ProcDRI2Dispatch,
+ SProcDRI2Dispatch,
+ NULL,
+ StandardMinorOpcode);
+
+ DRI2EventBase = dri2Extension->eventBase;
+}
+
+extern Bool noDRI2Extension;
+
+_X_HIDDEN ExtensionModule dri2ExtensionModule = {
+ DRI2ExtensionInit,
+ DRI2_NAME,
+ &noDRI2Extension,
+ NULL,
+ NULL
+};
diff --git a/xorg-server/hw/xfree86/modes/xf86Cursors.c b/xorg-server/hw/xfree86/modes/xf86Cursors.c
index f90ecc227..3e765e6ff 100644
--- a/xorg-server/hw/xfree86/modes/xf86Cursors.c
+++ b/xorg-server/hw/xfree86/modes/xf86Cursors.c
@@ -1,672 +1,672 @@
-/*
- * Copyright © 2007 Keith Packard
- *
- * Permission to use, copy, modify, distribute, and sell this software and its
- * documentation for any purpose is hereby granted without fee, provided that
- * the above copyright notice appear in all copies and that both that copyright
- * notice and this permission notice appear in supporting documentation, and
- * that the name of the copyright holders not be used in advertising or
- * publicity pertaining to distribution of the software without specific,
- * written prior permission. The copyright holders make no representations
- * about the suitability of this software for any purpose. It is provided "as
- * is" without express or implied warranty.
- *
- * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
- * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
- * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
- * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
- * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
- * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
- * OF THIS SOFTWARE.
- */
-
-#ifdef HAVE_XORG_CONFIG_H
-#include <xorg-config.h>
-#else
-#ifdef HAVE_CONFIG_H
-#include <config.h>
-#endif
-#endif
-
-#include <stddef.h>
-#include <string.h>
-#include <stdio.h>
-
-#include "xf86.h"
-#include "xf86DDC.h"
-#include "xf86Crtc.h"
-#include "xf86Modes.h"
-#include "xf86RandR12.h"
-#include "xf86CursorPriv.h"
-#include "X11/extensions/render.h"
-#include "X11/extensions/dpmsconst.h"
-#include "X11/Xatom.h"
-#include "picturestr.h"
-#include "cursorstr.h"
-#include "inputstr.h"
-
-/*
- * Given a screen coordinate, rotate back to a cursor source coordinate
- */
-static void
-xf86_crtc_rotate_coord (Rotation rotation,
- int width,
- int height,
- int x_dst,
- int y_dst,
- int *x_src,
- int *y_src)
-{
- int t;
-
- switch (rotation & 0xf) {
- case RR_Rotate_0:
- break;
- case RR_Rotate_90:
- t = x_dst;
- x_dst = height - y_dst - 1;
- y_dst = t;
- break;
- case RR_Rotate_180:
- x_dst = width - x_dst - 1;
- y_dst = height - y_dst - 1;
- break;
- case RR_Rotate_270:
- t = x_dst;
- x_dst = y_dst;
- y_dst = width - t - 1;
- break;
- }
- if (rotation & RR_Reflect_X)
- x_dst = width - x_dst - 1;
- if (rotation & RR_Reflect_Y)
- y_dst = height - y_dst - 1;
- *x_src = x_dst;
- *y_src = y_dst;
-}
-
-/*
- * Given a cursor source coordinate, rotate to a screen coordinate
- */
-static void
-xf86_crtc_rotate_coord_back (Rotation rotation,
- int width,
- int height,
- int x_dst,
- int y_dst,
- int *x_src,
- int *y_src)
-{
- int t;
-
- if (rotation & RR_Reflect_X)
- x_dst = width - x_dst - 1;
- if (rotation & RR_Reflect_Y)
- y_dst = height - y_dst - 1;
-
- switch (rotation & 0xf) {
- case RR_Rotate_0:
- break;
- case RR_Rotate_90:
- t = x_dst;
- x_dst = y_dst;
- y_dst = width - t - 1;
- break;
- case RR_Rotate_180:
- x_dst = width - x_dst - 1;
- y_dst = height - y_dst - 1;
- break;
- case RR_Rotate_270:
- t = x_dst;
- x_dst = height - y_dst - 1;
- y_dst = t;
- break;
- }
- *x_src = x_dst;
- *y_src = y_dst;
-}
-
-/*
- * Convert an x coordinate to a position within the cursor bitmap
- */
-static int
-cursor_bitpos (int flags, int x, Bool mask)
-{
- if (flags & HARDWARE_CURSOR_SWAP_SOURCE_AND_MASK)
- mask = !mask;
- if (flags & HARDWARE_CURSOR_NIBBLE_SWAPPED)
- x = (x & ~3) | (3 - (x & 3));
- if (((flags & HARDWARE_CURSOR_BIT_ORDER_MSBFIRST) == 0) ==
- (X_BYTE_ORDER == X_BIG_ENDIAN))
- x = (x & ~7) | (7 - (x & 7));
- if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_1)
- x = (x << 1) + mask;
- else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_8)
- x = ((x & ~7) << 1) | (mask << 3) | (x & 7);
- else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_16)
- x = ((x & ~15) << 1) | (mask << 4) | (x & 15);
- else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_32)
- x = ((x & ~31) << 1) | (mask << 5) | (x & 31);
- else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_64)
- x = ((x & ~63) << 1) | (mask << 6) | (x & 63);
- return x;
-}
-
-/*
- * Fetch one bit from a cursor bitmap
- */
-static CARD8
-get_bit (CARD8 *image, int stride, int flags, int x, int y, Bool mask)
-{
- x = cursor_bitpos (flags, x, mask);
- image += y * stride;
- return (image[(x >> 3)] >> (x & 7)) & 1;
-}
-
-/*
- * Set one bit in a cursor bitmap
- */
-static void
-set_bit (CARD8 *image, int stride, int flags, int x, int y, Bool mask)
-{
- x = cursor_bitpos (flags, x, mask);
- image += y * stride;
- image[(x >> 3)] |= 1 << (x & 7);
-}
-
-/*
- * Load a two color cursor into a driver that supports only ARGB cursors
- */
-static void
-xf86_crtc_convert_cursor_to_argb (xf86CrtcPtr crtc, unsigned char *src)
-{
- ScrnInfoPtr scrn = crtc->scrn;
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
- CARD32 *cursor_image = (CARD32 *) xf86_config->cursor_image;
- int x, y;
- int xin, yin;
- int stride = cursor_info->MaxWidth >> 2;
- int flags = cursor_info->Flags;
- CARD32 bits;
-
-#ifdef ARGB_CURSOR
- crtc->cursor_argb = FALSE;
-#endif
-
- for (y = 0; y < cursor_info->MaxHeight; y++)
- for (x = 0; x < cursor_info->MaxWidth; x++)
- {
- xf86_crtc_rotate_coord (crtc->rotation,
- cursor_info->MaxWidth,
- cursor_info->MaxHeight,
- x, y, &xin, &yin);
- if (get_bit (src, stride, flags, xin, yin, TRUE) ==
- ((flags & HARDWARE_CURSOR_INVERT_MASK) == 0))
- {
- if (get_bit (src, stride, flags, xin, yin, FALSE))
- bits = xf86_config->cursor_fg;
- else
- bits = xf86_config->cursor_bg;
- }
- else
- bits = 0;
- cursor_image[y * cursor_info->MaxWidth + x] = bits;
- }
- crtc->funcs->load_cursor_argb (crtc, cursor_image);
-}
-
-/*
- * Set the colors for a two-color cursor (ignore for ARGB cursors)
- */
-static void
-xf86_set_cursor_colors (ScrnInfoPtr scrn, int bg, int fg)
-{
- ScreenPtr screen = scrn->pScreen;
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- CursorPtr cursor = xf86_config->cursor;
- int c;
- CARD8 *bits = cursor ?
-#if XORG_VERSION_CURRENT < XORG_VERSION_NUMERIC(7,0,0,0,0)
- dixLookupPrivate(&cursor->devPrivates, CursorScreenKey(screen))
-#else
- cursor->devPriv[screen->myNum]
-#endif
- : NULL;
-
- /* Save ARGB versions of these colors */
- xf86_config->cursor_fg = (CARD32) fg | 0xff000000;
- xf86_config->cursor_bg = (CARD32) bg | 0xff000000;
-
- for (c = 0; c < xf86_config->num_crtc; c++)
- {
- xf86CrtcPtr crtc = xf86_config->crtc[c];
-
- if (crtc->enabled && !crtc->cursor_argb)
- {
- if (crtc->funcs->load_cursor_image)
- crtc->funcs->set_cursor_colors (crtc, bg, fg);
- else if (bits)
- xf86_crtc_convert_cursor_to_argb (crtc, bits);
- }
- }
-}
-
-static void
-xf86_crtc_hide_cursor (xf86CrtcPtr crtc)
-{
- if (crtc->cursor_shown)
- {
- crtc->funcs->hide_cursor (crtc);
- crtc->cursor_shown = FALSE;
- }
-}
-
-void
-xf86_hide_cursors (ScrnInfoPtr scrn)
-{
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- int c;
-
- xf86_config->cursor_on = FALSE;
- for (c = 0; c < xf86_config->num_crtc; c++)
- {
- xf86CrtcPtr crtc = xf86_config->crtc[c];
-
- if (crtc->enabled)
- xf86_crtc_hide_cursor (crtc);
- }
-}
-
-static void
-xf86_crtc_show_cursor (xf86CrtcPtr crtc)
-{
- if (!crtc->cursor_shown && crtc->cursor_in_range)
- {
- crtc->funcs->show_cursor (crtc);
- crtc->cursor_shown = TRUE;
- }
-}
-
-void
-xf86_show_cursors (ScrnInfoPtr scrn)
-{
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- int c;
-
- xf86_config->cursor_on = TRUE;
- for (c = 0; c < xf86_config->num_crtc; c++)
- {
- xf86CrtcPtr crtc = xf86_config->crtc[c];
-
- if (crtc->enabled)
- xf86_crtc_show_cursor (crtc);
- }
-}
-
-static void
-xf86_crtc_set_cursor_position (xf86CrtcPtr crtc, int x, int y)
-{
- ScrnInfoPtr scrn = crtc->scrn;
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
- DisplayModePtr mode = &crtc->mode;
- Bool in_range;
- int dx, dy;
-
- /*
- * Transform position of cursor on screen
- */
- if (crtc->transform_in_use)
- {
- ScreenPtr screen = scrn->pScreen;
- xf86CursorScreenPtr ScreenPriv =
- (xf86CursorScreenPtr)dixLookupPrivate(&screen->devPrivates,
- xf86CursorScreenKey);
- struct pict_f_vector v;
-
- v.v[0] = x + ScreenPriv->HotX; v.v[1] = y + ScreenPriv->HotY; v.v[2] = 1;
- pixman_f_transform_point (&crtc->f_framebuffer_to_crtc, &v);
- x = floor (v.v[0] + 0.5);
- y = floor (v.v[1] + 0.5);
- /*
- * Transform position of cursor upper left corner
- */
- xf86_crtc_rotate_coord_back (crtc->rotation,
- cursor_info->MaxWidth,
- cursor_info->MaxHeight,
- ScreenPriv->HotX, ScreenPriv->HotY, &dx, &dy);
- x -= dx;
- y -= dy;
- }
- else
- {
- x -= crtc->x;
- y -= crtc->y;
- }
-
- /*
- * Disable the cursor when it is outside the viewport
- */
- in_range = TRUE;
- if (x >= mode->HDisplay || y >= mode->VDisplay ||
- x <= -cursor_info->MaxWidth || y <= -cursor_info->MaxHeight)
- {
- in_range = FALSE;
- x = 0;
- y = 0;
- }
-
- crtc->cursor_in_range = in_range;
-
- if (in_range)
- {
- crtc->funcs->set_cursor_position (crtc, x, y);
- xf86_crtc_show_cursor (crtc);
- }
- else
- xf86_crtc_hide_cursor (crtc);
-}
-
-static void
-xf86_set_cursor_position (ScrnInfoPtr scrn, int x, int y)
-{
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- int c;
-
- /* undo what xf86HWCurs did to the coordinates */
- x += scrn->frameX0;
- y += scrn->frameY0;
- for (c = 0; c < xf86_config->num_crtc; c++)
- {
- xf86CrtcPtr crtc = xf86_config->crtc[c];
-
- if (crtc->enabled)
- xf86_crtc_set_cursor_position (crtc, x, y);
- }
-}
-
-/*
- * Load a two-color cursor into a crtc, performing rotation as needed
- */
-static void
-xf86_crtc_load_cursor_image (xf86CrtcPtr crtc, CARD8 *src)
-{
- ScrnInfoPtr scrn = crtc->scrn;
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
- CARD8 *cursor_image;
-
-#ifdef ARGB_CURSOR
- crtc->cursor_argb = FALSE;
-#endif
-
- if (crtc->rotation == RR_Rotate_0)
- cursor_image = src;
- else
- {
- int x, y;
- int xin, yin;
- int stride = cursor_info->MaxWidth >> 2;
- int flags = cursor_info->Flags;
-
- cursor_image = xf86_config->cursor_image;
- memset(cursor_image, 0, cursor_info->MaxHeight * stride);
-
- for (y = 0; y < cursor_info->MaxHeight; y++)
- for (x = 0; x < cursor_info->MaxWidth; x++)
- {
- xf86_crtc_rotate_coord (crtc->rotation,
- cursor_info->MaxWidth,
- cursor_info->MaxHeight,
- x, y, &xin, &yin);
- if (get_bit(src, stride, flags, xin, yin, FALSE))
- set_bit(cursor_image, stride, flags, x, y, FALSE);
- if (get_bit(src, stride, flags, xin, yin, TRUE))
- set_bit(cursor_image, stride, flags, x, y, TRUE);
- }
- }
- crtc->funcs->load_cursor_image (crtc, cursor_image);
-}
-
-/*
- * Load a cursor image into all active CRTCs
- */
-static void
-xf86_load_cursor_image (ScrnInfoPtr scrn, unsigned char *src)
-{
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- int c;
-
- for (c = 0; c < xf86_config->num_crtc; c++)
- {
- xf86CrtcPtr crtc = xf86_config->crtc[c];
-
- if (crtc->enabled)
- {
- if (crtc->funcs->load_cursor_image)
- xf86_crtc_load_cursor_image (crtc, src);
- else if (crtc->funcs->load_cursor_argb)
- xf86_crtc_convert_cursor_to_argb (crtc, src);
- }
- }
-}
-
-static Bool
-xf86_use_hw_cursor (ScreenPtr screen, CursorPtr cursor)
-{
- ScrnInfoPtr scrn = xf86Screens[screen->myNum];
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
-
- ++cursor->refcnt;
- if (xf86_config->cursor)
- FreeCursor (xf86_config->cursor, None);
- xf86_config->cursor = cursor;
-
- if (cursor->bits->width > cursor_info->MaxWidth ||
- cursor->bits->height> cursor_info->MaxHeight)
- return FALSE;
-
- return TRUE;
-}
-
-static Bool
-xf86_use_hw_cursor_argb (ScreenPtr screen, CursorPtr cursor)
-{
- ScrnInfoPtr scrn = xf86Screens[screen->myNum];
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
-
- ++cursor->refcnt;
- if (xf86_config->cursor)
- FreeCursor (xf86_config->cursor, None);
- xf86_config->cursor = cursor;
-
- /* Make sure ARGB support is available */
- if ((cursor_info->Flags & HARDWARE_CURSOR_ARGB) == 0)
- return FALSE;
-
- if (cursor->bits->width > cursor_info->MaxWidth ||
- cursor->bits->height> cursor_info->MaxHeight)
- return FALSE;
-
- return TRUE;
-}
-
-static void
-xf86_crtc_load_cursor_argb (xf86CrtcPtr crtc, CursorPtr cursor)
-{
- ScrnInfoPtr scrn = crtc->scrn;
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
- CARD32 *cursor_image = (CARD32 *) xf86_config->cursor_image;
- CARD32 *cursor_source = (CARD32 *) cursor->bits->argb;
- int x, y;
- int xin, yin;
- CARD32 bits;
- int source_width = cursor->bits->width;
- int source_height = cursor->bits->height;
- int image_width = cursor_info->MaxWidth;
- int image_height = cursor_info->MaxHeight;
-
- for (y = 0; y < image_height; y++)
- for (x = 0; x < image_width; x++)
- {
- xf86_crtc_rotate_coord (crtc->rotation, image_width, image_height,
- x, y, &xin, &yin);
- if (xin < source_width && yin < source_height)
- bits = cursor_source[yin * source_width + xin];
- else
- bits = 0;
- cursor_image[y * image_width + x] = bits;
- }
-
- crtc->funcs->load_cursor_argb (crtc, cursor_image);
-}
-
-static void
-xf86_load_cursor_argb (ScrnInfoPtr scrn, CursorPtr cursor)
-{
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- int c;
-
- for (c = 0; c < xf86_config->num_crtc; c++)
- {
- xf86CrtcPtr crtc = xf86_config->crtc[c];
-
- if (crtc->enabled)
- xf86_crtc_load_cursor_argb (crtc, cursor);
- }
-}
-
-Bool
-xf86_cursors_init (ScreenPtr screen, int max_width, int max_height, int flags)
-{
- ScrnInfoPtr scrn = xf86Screens[screen->myNum];
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
- xf86CursorInfoPtr cursor_info;
-
- cursor_info = xf86CreateCursorInfoRec();
- if (!cursor_info)
- return FALSE;
-
- xf86_config->cursor_image = xalloc (max_width * max_height * 4);
-
- if (!xf86_config->cursor_image)
- {
- xf86DestroyCursorInfoRec (cursor_info);
- return FALSE;
- }
-
- xf86_config->cursor_info = cursor_info;
-
- cursor_info->MaxWidth = max_width;
- cursor_info->MaxHeight = max_height;
- cursor_info->Flags = flags;
-
- cursor_info->SetCursorColors = xf86_set_cursor_colors;
- cursor_info->SetCursorPosition = xf86_set_cursor_position;
- cursor_info->LoadCursorImage = xf86_load_cursor_image;
- cursor_info->HideCursor = xf86_hide_cursors;
- cursor_info->ShowCursor = xf86_show_cursors;
- cursor_info->UseHWCursor = xf86_use_hw_cursor;
-#ifdef ARGB_CURSOR
- if (flags & HARDWARE_CURSOR_ARGB)
- {
- cursor_info->UseHWCursorARGB = xf86_use_hw_cursor_argb;
- cursor_info->LoadCursorARGB = xf86_load_cursor_argb;
- }
-#endif
-
- xf86_config->cursor = NULL;
- xf86_hide_cursors (scrn);
-
- return xf86InitCursor (screen, cursor_info);
-}
-
-/**
- * Called when anything on the screen is reconfigured.
- *
- * Reloads cursor images as needed, then adjusts cursor positions
- */
-
-void
-xf86_reload_cursors (ScreenPtr screen)
-{
- ScrnInfoPtr scrn;
- xf86CrtcConfigPtr xf86_config;
- xf86CursorInfoPtr cursor_info;
- CursorPtr cursor;
- int x, y;
- xf86CursorScreenPtr cursor_screen_priv;
-
- /* initial mode setting will not have set a screen yet.
- May be called before the devices are initialised.
- */
- if (!screen || !inputInfo.pointer)
- return;
- cursor_screen_priv = dixLookupPrivate(&screen->devPrivates,
- xf86CursorScreenKey);
- /* return if HW cursor is inactive, to avoid displaying two cursors */
- if (!cursor_screen_priv->isUp)
- return;
-
- scrn = xf86Screens[screen->myNum];
- xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
-
- /* make sure the cursor code has been initialized */
- cursor_info = xf86_config->cursor_info;
- if (!cursor_info)
- return;
-
- cursor = xf86_config->cursor;
- GetSpritePosition (inputInfo.pointer, &x, &y);
- if (!(cursor_info->Flags & HARDWARE_CURSOR_UPDATE_UNHIDDEN))
- (*cursor_info->HideCursor)(scrn);
-
- if (cursor)
- {
-#if XORG_VERSION_CURRENT < XORG_VERSION_NUMERIC(7,0,0,0,0)
- void *src = dixLookupPrivate(&cursor->devPrivates, CursorScreenKey(screen));
-#else
- void *src = cursor->devPriv[screen->myNum];
-#endif
-#ifdef ARGB_CURSOR
- if (cursor->bits->argb && cursor_info->LoadCursorARGB)
- (*cursor_info->LoadCursorARGB) (scrn, cursor);
- else if (src)
-#endif
- (*cursor_info->LoadCursorImage)(scrn, src);
-
- x += scrn->frameX0 + cursor_screen_priv->HotX;
- y += scrn->frameY0 + cursor_screen_priv->HotY;
- (*cursor_info->SetCursorPosition)(scrn, x, y);
- }
-}
-
-/**
- * Clean up CRTC-based cursor code
- */
-void
-xf86_cursors_fini (ScreenPtr screen)
-{
- ScrnInfoPtr scrn = xf86Screens[screen->myNum];
- xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
-
- if (xf86_config->cursor_info)
- {
- xf86DestroyCursorInfoRec (xf86_config->cursor_info);
- xf86_config->cursor_info = NULL;
- }
- if (xf86_config->cursor_image)
- {
- xfree (xf86_config->cursor_image);
- xf86_config->cursor_image = NULL;
- }
- if (xf86_config->cursor)
- {
- FreeCursor (xf86_config->cursor, None);
- xf86_config->cursor = NULL;
- }
-}
+/*
+ * Copyright © 2007 Keith Packard
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission. The copyright holders make no representations
+ * about the suitability of this software for any purpose. It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ */
+
+#ifdef HAVE_XORG_CONFIG_H
+#include <xorg-config.h>
+#else
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+#endif
+
+#include <stddef.h>
+#include <string.h>
+#include <stdio.h>
+
+#include "xf86.h"
+#include "xf86DDC.h"
+#include "xf86Crtc.h"
+#include "xf86Modes.h"
+#include "xf86RandR12.h"
+#include "xf86CursorPriv.h"
+#include "X11/extensions/render.h"
+#include "X11/extensions/dpmsconst.h"
+#include "X11/Xatom.h"
+#include "picturestr.h"
+#include "cursorstr.h"
+#include "inputstr.h"
+
+/*
+ * Given a screen coordinate, rotate back to a cursor source coordinate
+ */
+static void
+xf86_crtc_rotate_coord (Rotation rotation,
+ int width,
+ int height,
+ int x_dst,
+ int y_dst,
+ int *x_src,
+ int *y_src)
+{
+ int t;
+
+ switch (rotation & 0xf) {
+ case RR_Rotate_0:
+ break;
+ case RR_Rotate_90:
+ t = x_dst;
+ x_dst = height - y_dst - 1;
+ y_dst = t;
+ break;
+ case RR_Rotate_180:
+ x_dst = width - x_dst - 1;
+ y_dst = height - y_dst - 1;
+ break;
+ case RR_Rotate_270:
+ t = x_dst;
+ x_dst = y_dst;
+ y_dst = width - t - 1;
+ break;
+ }
+ if (rotation & RR_Reflect_X)
+ x_dst = width - x_dst - 1;
+ if (rotation & RR_Reflect_Y)
+ y_dst = height - y_dst - 1;
+ *x_src = x_dst;
+ *y_src = y_dst;
+}
+
+/*
+ * Given a cursor source coordinate, rotate to a screen coordinate
+ */
+static void
+xf86_crtc_rotate_coord_back (Rotation rotation,
+ int width,
+ int height,
+ int x_dst,
+ int y_dst,
+ int *x_src,
+ int *y_src)
+{
+ int t;
+
+ if (rotation & RR_Reflect_X)
+ x_dst = width - x_dst - 1;
+ if (rotation & RR_Reflect_Y)
+ y_dst = height - y_dst - 1;
+
+ switch (rotation & 0xf) {
+ case RR_Rotate_0:
+ break;
+ case RR_Rotate_90:
+ t = x_dst;
+ x_dst = y_dst;
+ y_dst = width - t - 1;
+ break;
+ case RR_Rotate_180:
+ x_dst = width - x_dst - 1;
+ y_dst = height - y_dst - 1;
+ break;
+ case RR_Rotate_270:
+ t = x_dst;
+ x_dst = height - y_dst - 1;
+ y_dst = t;
+ break;
+ }
+ *x_src = x_dst;
+ *y_src = y_dst;
+}
+
+/*
+ * Convert an x coordinate to a position within the cursor bitmap
+ */
+static int
+cursor_bitpos (int flags, int x, Bool mask)
+{
+ if (flags & HARDWARE_CURSOR_SWAP_SOURCE_AND_MASK)
+ mask = !mask;
+ if (flags & HARDWARE_CURSOR_NIBBLE_SWAPPED)
+ x = (x & ~3) | (3 - (x & 3));
+ if (((flags & HARDWARE_CURSOR_BIT_ORDER_MSBFIRST) == 0) ==
+ (X_BYTE_ORDER == X_BIG_ENDIAN))
+ x = (x & ~7) | (7 - (x & 7));
+ if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_1)
+ x = (x << 1) + mask;
+ else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_8)
+ x = ((x & ~7) << 1) | (mask << 3) | (x & 7);
+ else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_16)
+ x = ((x & ~15) << 1) | (mask << 4) | (x & 15);
+ else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_32)
+ x = ((x & ~31) << 1) | (mask << 5) | (x & 31);
+ else if (flags & HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_64)
+ x = ((x & ~63) << 1) | (mask << 6) | (x & 63);
+ return x;
+}
+
+/*
+ * Fetch one bit from a cursor bitmap
+ */
+static CARD8
+get_bit (CARD8 *image, int stride, int flags, int x, int y, Bool mask)
+{
+ x = cursor_bitpos (flags, x, mask);
+ image += y * stride;
+ return (image[(x >> 3)] >> (x & 7)) & 1;
+}
+
+/*
+ * Set one bit in a cursor bitmap
+ */
+static void
+set_bit (CARD8 *image, int stride, int flags, int x, int y, Bool mask)
+{
+ x = cursor_bitpos (flags, x, mask);
+ image += y * stride;
+ image[(x >> 3)] |= 1 << (x & 7);
+}
+
+/*
+ * Load a two color cursor into a driver that supports only ARGB cursors
+ */
+static void
+xf86_crtc_convert_cursor_to_argb (xf86CrtcPtr crtc, unsigned char *src)
+{
+ ScrnInfoPtr scrn = crtc->scrn;
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
+ CARD32 *cursor_image = (CARD32 *) xf86_config->cursor_image;
+ int x, y;
+ int xin, yin;
+ int stride = cursor_info->MaxWidth >> 2;
+ int flags = cursor_info->Flags;
+ CARD32 bits;
+
+#ifdef ARGB_CURSOR
+ crtc->cursor_argb = FALSE;
+#endif
+
+ for (y = 0; y < cursor_info->MaxHeight; y++)
+ for (x = 0; x < cursor_info->MaxWidth; x++)
+ {
+ xf86_crtc_rotate_coord (crtc->rotation,
+ cursor_info->MaxWidth,
+ cursor_info->MaxHeight,
+ x, y, &xin, &yin);
+ if (get_bit (src, stride, flags, xin, yin, TRUE) ==
+ ((flags & HARDWARE_CURSOR_INVERT_MASK) == 0))
+ {
+ if (get_bit (src, stride, flags, xin, yin, FALSE))
+ bits = xf86_config->cursor_fg;
+ else
+ bits = xf86_config->cursor_bg;
+ }
+ else
+ bits = 0;
+ cursor_image[y * cursor_info->MaxWidth + x] = bits;
+ }
+ crtc->funcs->load_cursor_argb (crtc, cursor_image);
+}
+
+/*
+ * Set the colors for a two-color cursor (ignore for ARGB cursors)
+ */
+static void
+xf86_set_cursor_colors (ScrnInfoPtr scrn, int bg, int fg)
+{
+ ScreenPtr screen = scrn->pScreen;
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ CursorPtr cursor = xf86_config->cursor;
+ int c;
+ CARD8 *bits = cursor ?
+#if XORG_VERSION_CURRENT < XORG_VERSION_NUMERIC(7,0,0,0,0)
+ dixLookupPrivate(&cursor->devPrivates, CursorScreenKey(screen))
+#else
+ cursor->devPriv[screen->myNum]
+#endif
+ : NULL;
+
+ /* Save ARGB versions of these colors */
+ xf86_config->cursor_fg = (CARD32) fg | 0xff000000;
+ xf86_config->cursor_bg = (CARD32) bg | 0xff000000;
+
+ for (c = 0; c < xf86_config->num_crtc; c++)
+ {
+ xf86CrtcPtr crtc = xf86_config->crtc[c];
+
+ if (crtc->enabled && !crtc->cursor_argb)
+ {
+ if (crtc->funcs->load_cursor_image)
+ crtc->funcs->set_cursor_colors (crtc, bg, fg);
+ else if (bits)
+ xf86_crtc_convert_cursor_to_argb (crtc, bits);
+ }
+ }
+}
+
+static void
+xf86_crtc_hide_cursor (xf86CrtcPtr crtc)
+{
+ if (crtc->cursor_shown)
+ {
+ crtc->funcs->hide_cursor (crtc);
+ crtc->cursor_shown = FALSE;
+ }
+}
+
+void
+xf86_hide_cursors (ScrnInfoPtr scrn)
+{
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ int c;
+
+ xf86_config->cursor_on = FALSE;
+ for (c = 0; c < xf86_config->num_crtc; c++)
+ {
+ xf86CrtcPtr crtc = xf86_config->crtc[c];
+
+ if (crtc->enabled)
+ xf86_crtc_hide_cursor (crtc);
+ }
+}
+
+static void
+xf86_crtc_show_cursor (xf86CrtcPtr crtc)
+{
+ if (!crtc->cursor_shown && crtc->cursor_in_range)
+ {
+ crtc->funcs->show_cursor (crtc);
+ crtc->cursor_shown = TRUE;
+ }
+}
+
+void
+xf86_show_cursors (ScrnInfoPtr scrn)
+{
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ int c;
+
+ xf86_config->cursor_on = TRUE;
+ for (c = 0; c < xf86_config->num_crtc; c++)
+ {
+ xf86CrtcPtr crtc = xf86_config->crtc[c];
+
+ if (crtc->enabled)
+ xf86_crtc_show_cursor (crtc);
+ }
+}
+
+static void
+xf86_crtc_set_cursor_position (xf86CrtcPtr crtc, int x, int y)
+{
+ ScrnInfoPtr scrn = crtc->scrn;
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
+ DisplayModePtr mode = &crtc->mode;
+ Bool in_range;
+ int dx, dy;
+
+ /*
+ * Transform position of cursor on screen
+ */
+ if (crtc->transform_in_use)
+ {
+ ScreenPtr screen = scrn->pScreen;
+ xf86CursorScreenPtr ScreenPriv =
+ (xf86CursorScreenPtr)dixLookupPrivate(&screen->devPrivates,
+ xf86CursorScreenKey);
+ struct pict_f_vector v;
+
+ v.v[0] = x + ScreenPriv->HotX; v.v[1] = y + ScreenPriv->HotY; v.v[2] = 1;
+ pixman_f_transform_point (&crtc->f_framebuffer_to_crtc, &v);
+ x = floor (v.v[0] + 0.5);
+ y = floor (v.v[1] + 0.5);
+ /*
+ * Transform position of cursor upper left corner
+ */
+ xf86_crtc_rotate_coord_back (crtc->rotation,
+ cursor_info->MaxWidth,
+ cursor_info->MaxHeight,
+ ScreenPriv->HotX, ScreenPriv->HotY, &dx, &dy);
+ x -= dx;
+ y -= dy;
+ }
+ else
+ {
+ x -= crtc->x;
+ y -= crtc->y;
+ }
+
+ /*
+ * Disable the cursor when it is outside the viewport
+ */
+ in_range = TRUE;
+ if (x >= mode->HDisplay || y >= mode->VDisplay ||
+ x <= -cursor_info->MaxWidth || y <= -cursor_info->MaxHeight)
+ {
+ in_range = FALSE;
+ x = 0;
+ y = 0;
+ }
+
+ crtc->cursor_in_range = in_range;
+
+ if (in_range)
+ {
+ crtc->funcs->set_cursor_position (crtc, x, y);
+ xf86_crtc_show_cursor (crtc);
+ }
+ else
+ xf86_crtc_hide_cursor (crtc);
+}
+
+static void
+xf86_set_cursor_position (ScrnInfoPtr scrn, int x, int y)
+{
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ int c;
+
+ /* undo what xf86HWCurs did to the coordinates */
+ x += scrn->frameX0;
+ y += scrn->frameY0;
+ for (c = 0; c < xf86_config->num_crtc; c++)
+ {
+ xf86CrtcPtr crtc = xf86_config->crtc[c];
+
+ if (crtc->enabled)
+ xf86_crtc_set_cursor_position (crtc, x, y);
+ }
+}
+
+/*
+ * Load a two-color cursor into a crtc, performing rotation as needed
+ */
+static void
+xf86_crtc_load_cursor_image (xf86CrtcPtr crtc, CARD8 *src)
+{
+ ScrnInfoPtr scrn = crtc->scrn;
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
+ CARD8 *cursor_image;
+
+#ifdef ARGB_CURSOR
+ crtc->cursor_argb = FALSE;
+#endif
+
+ if (crtc->rotation == RR_Rotate_0)
+ cursor_image = src;
+ else
+ {
+ int x, y;
+ int xin, yin;
+ int stride = cursor_info->MaxWidth >> 2;
+ int flags = cursor_info->Flags;
+
+ cursor_image = xf86_config->cursor_image;
+ memset(cursor_image, 0, cursor_info->MaxHeight * stride);
+
+ for (y = 0; y < cursor_info->MaxHeight; y++)
+ for (x = 0; x < cursor_info->MaxWidth; x++)
+ {
+ xf86_crtc_rotate_coord (crtc->rotation,
+ cursor_info->MaxWidth,
+ cursor_info->MaxHeight,
+ x, y, &xin, &yin);
+ if (get_bit(src, stride, flags, xin, yin, FALSE))
+ set_bit(cursor_image, stride, flags, x, y, FALSE);
+ if (get_bit(src, stride, flags, xin, yin, TRUE))
+ set_bit(cursor_image, stride, flags, x, y, TRUE);
+ }
+ }
+ crtc->funcs->load_cursor_image (crtc, cursor_image);
+}
+
+/*
+ * Load a cursor image into all active CRTCs
+ */
+static void
+xf86_load_cursor_image (ScrnInfoPtr scrn, unsigned char *src)
+{
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ int c;
+
+ for (c = 0; c < xf86_config->num_crtc; c++)
+ {
+ xf86CrtcPtr crtc = xf86_config->crtc[c];
+
+ if (crtc->enabled)
+ {
+ if (crtc->funcs->load_cursor_image)
+ xf86_crtc_load_cursor_image (crtc, src);
+ else if (crtc->funcs->load_cursor_argb)
+ xf86_crtc_convert_cursor_to_argb (crtc, src);
+ }
+ }
+}
+
+static Bool
+xf86_use_hw_cursor (ScreenPtr screen, CursorPtr cursor)
+{
+ ScrnInfoPtr scrn = xf86Screens[screen->myNum];
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
+
+ ++cursor->refcnt;
+ if (xf86_config->cursor)
+ FreeCursor (xf86_config->cursor, None);
+ xf86_config->cursor = cursor;
+
+ if (cursor->bits->width > cursor_info->MaxWidth ||
+ cursor->bits->height> cursor_info->MaxHeight)
+ return FALSE;
+
+ return TRUE;
+}
+
+static Bool
+xf86_use_hw_cursor_argb (ScreenPtr screen, CursorPtr cursor)
+{
+ ScrnInfoPtr scrn = xf86Screens[screen->myNum];
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
+
+ ++cursor->refcnt;
+ if (xf86_config->cursor)
+ FreeCursor (xf86_config->cursor, None);
+ xf86_config->cursor = cursor;
+
+ /* Make sure ARGB support is available */
+ if ((cursor_info->Flags & HARDWARE_CURSOR_ARGB) == 0)
+ return FALSE;
+
+ if (cursor->bits->width > cursor_info->MaxWidth ||
+ cursor->bits->height> cursor_info->MaxHeight)
+ return FALSE;
+
+ return TRUE;
+}
+
+static void
+xf86_crtc_load_cursor_argb (xf86CrtcPtr crtc, CursorPtr cursor)
+{
+ ScrnInfoPtr scrn = crtc->scrn;
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ xf86CursorInfoPtr cursor_info = xf86_config->cursor_info;
+ CARD32 *cursor_image = (CARD32 *) xf86_config->cursor_image;
+ CARD32 *cursor_source = (CARD32 *) cursor->bits->argb;
+ int x, y;
+ int xin, yin;
+ CARD32 bits;
+ int source_width = cursor->bits->width;
+ int source_height = cursor->bits->height;
+ int image_width = cursor_info->MaxWidth;
+ int image_height = cursor_info->MaxHeight;
+
+ for (y = 0; y < image_height; y++)
+ for (x = 0; x < image_width; x++)
+ {
+ xf86_crtc_rotate_coord (crtc->rotation, image_width, image_height,
+ x, y, &xin, &yin);
+ if (xin < source_width && yin < source_height)
+ bits = cursor_source[yin * source_width + xin];
+ else
+ bits = 0;
+ cursor_image[y * image_width + x] = bits;
+ }
+
+ crtc->funcs->load_cursor_argb (crtc, cursor_image);
+}
+
+static void
+xf86_load_cursor_argb (ScrnInfoPtr scrn, CursorPtr cursor)
+{
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ int c;
+
+ for (c = 0; c < xf86_config->num_crtc; c++)
+ {
+ xf86CrtcPtr crtc = xf86_config->crtc[c];
+
+ if (crtc->enabled)
+ xf86_crtc_load_cursor_argb (crtc, cursor);
+ }
+}
+
+Bool
+xf86_cursors_init (ScreenPtr screen, int max_width, int max_height, int flags)
+{
+ ScrnInfoPtr scrn = xf86Screens[screen->myNum];
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+ xf86CursorInfoPtr cursor_info;
+
+ cursor_info = xf86CreateCursorInfoRec();
+ if (!cursor_info)
+ return FALSE;
+
+ xf86_config->cursor_image = xalloc (max_width * max_height * 4);
+
+ if (!xf86_config->cursor_image)
+ {
+ xf86DestroyCursorInfoRec (cursor_info);
+ return FALSE;
+ }
+
+ xf86_config->cursor_info = cursor_info;
+
+ cursor_info->MaxWidth = max_width;
+ cursor_info->MaxHeight = max_height;
+ cursor_info->Flags = flags;
+
+ cursor_info->SetCursorColors = xf86_set_cursor_colors;
+ cursor_info->SetCursorPosition = xf86_set_cursor_position;
+ cursor_info->LoadCursorImage = xf86_load_cursor_image;
+ cursor_info->HideCursor = xf86_hide_cursors;
+ cursor_info->ShowCursor = xf86_show_cursors;
+ cursor_info->UseHWCursor = xf86_use_hw_cursor;
+#ifdef ARGB_CURSOR
+ if (flags & HARDWARE_CURSOR_ARGB)
+ {
+ cursor_info->UseHWCursorARGB = xf86_use_hw_cursor_argb;
+ cursor_info->LoadCursorARGB = xf86_load_cursor_argb;
+ }
+#endif
+
+ xf86_config->cursor = NULL;
+ xf86_hide_cursors (scrn);
+
+ return xf86InitCursor (screen, cursor_info);
+}
+
+/**
+ * Called when anything on the screen is reconfigured.
+ *
+ * Reloads cursor images as needed, then adjusts cursor positions
+ */
+
+void
+xf86_reload_cursors (ScreenPtr screen)
+{
+ ScrnInfoPtr scrn;
+ xf86CrtcConfigPtr xf86_config;
+ xf86CursorInfoPtr cursor_info;
+ CursorPtr cursor;
+ int x, y;
+ xf86CursorScreenPtr cursor_screen_priv;
+
+ /* initial mode setting will not have set a screen yet.
+ May be called before the devices are initialised.
+ */
+ if (!screen || !inputInfo.pointer)
+ return;
+ cursor_screen_priv = dixLookupPrivate(&screen->devPrivates,
+ xf86CursorScreenKey);
+ /* return if HW cursor is inactive, to avoid displaying two cursors */
+ if (!cursor_screen_priv || !cursor_screen_priv->isUp)
+ return;
+
+ scrn = xf86Screens[screen->myNum];
+ xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+
+ /* make sure the cursor code has been initialized */
+ cursor_info = xf86_config->cursor_info;
+ if (!cursor_info)
+ return;
+
+ cursor = xf86_config->cursor;
+ GetSpritePosition (inputInfo.pointer, &x, &y);
+ if (!(cursor_info->Flags & HARDWARE_CURSOR_UPDATE_UNHIDDEN))
+ (*cursor_info->HideCursor)(scrn);
+
+ if (cursor)
+ {
+#if XORG_VERSION_CURRENT < XORG_VERSION_NUMERIC(7,0,0,0,0)
+ void *src = dixLookupPrivate(&cursor->devPrivates, CursorScreenKey(screen));
+#else
+ void *src = cursor->devPriv[screen->myNum];
+#endif
+#ifdef ARGB_CURSOR
+ if (cursor->bits->argb && cursor_info->LoadCursorARGB)
+ (*cursor_info->LoadCursorARGB) (scrn, cursor);
+ else if (src)
+#endif
+ (*cursor_info->LoadCursorImage)(scrn, src);
+
+ x += scrn->frameX0 + cursor_screen_priv->HotX;
+ y += scrn->frameY0 + cursor_screen_priv->HotY;
+ (*cursor_info->SetCursorPosition)(scrn, x, y);
+ }
+}
+
+/**
+ * Clean up CRTC-based cursor code
+ */
+void
+xf86_cursors_fini (ScreenPtr screen)
+{
+ ScrnInfoPtr scrn = xf86Screens[screen->myNum];
+ xf86CrtcConfigPtr xf86_config = XF86_CRTC_CONFIG_PTR(scrn);
+
+ if (xf86_config->cursor_info)
+ {
+ xf86DestroyCursorInfoRec (xf86_config->cursor_info);
+ xf86_config->cursor_info = NULL;
+ }
+ if (xf86_config->cursor_image)
+ {
+ xfree (xf86_config->cursor_image);
+ xf86_config->cursor_image = NULL;
+ }
+ if (xf86_config->cursor)
+ {
+ FreeCursor (xf86_config->cursor, None);
+ xf86_config->cursor = NULL;
+ }
+}
diff --git a/xorg-server/hw/xquartz/GL/indirect.c b/xorg-server/hw/xquartz/GL/indirect.c
index ad9ebbdac..e56dac1a1 100644
--- a/xorg-server/hw/xquartz/GL/indirect.c
+++ b/xorg-server/hw/xquartz/GL/indirect.c
@@ -1,1639 +1,1641 @@
-/*
- * GLX implementation that uses Apple's OpenGL.framework
- * (Indirect rendering path -- it's also used for some direct mode code too)
- *
- * Copyright (c) 2007, 2008, 2009 Apple Inc.
- * Copyright (c) 2004 Torrey T. Lyons. All Rights Reserved.
- * Copyright (c) 2002 Greg Parker. All Rights Reserved.
- *
- * Portions of this file are copied from Mesa's xf86glx.c,
- * which contains the following copyright:
- *
- * Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
- * DEALINGS IN THE SOFTWARE.
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#include "dri.h"
-
-#include <AvailabilityMacros.h>
-
-#define GL_GLEXT_WUNDEF_SUPPORT
-
-#include <OpenGL/OpenGL.h>
-#include <OpenGL/gl.h>
-#include <OpenGL/glext.h>
-#include <OpenGL/CGLContext.h>
-
-/* These next few GL_EXT pre-processing blocks are to explicitly define
- * these symbols to 0 if they are not set by OpenGL.framework. This
- * prevents the X11 glext.h from setting them to 1.
- */
-
-#ifndef GL_EXT_fragment_shader
-#define GL_EXT_fragment_shader 0
-#endif
-
-#ifndef GL_EXT_blend_equation_separate
-#define GL_EXT_blend_equation_separate 0
-#endif
-
-#ifndef GL_EXT_blend_func_separate
-#define GL_EXT_blend_func_separate 0
-#endif
-
-#ifndef GL_EXT_depth_bounds_test
-#define GL_EXT_depth_bounds_test 0
-#endif
-
-#ifndef GL_EXT_compiled_vertex_array
-#define GL_EXT_compiled_vertex_array 0
-#endif
-
-#ifndef GL_EXT_cull_vertex
-#define GL_EXT_cull_vertex 0
-#endif
-
-#ifndef GL_EXT_fog_coord
-#define GL_EXT_fog_coord 0
-#endif
-
-#ifndef GL_EXT_framebuffer_blit
-#define GL_EXT_framebuffer_blit 0
-#endif
-
-#ifndef GL_EXT_framebuffer_object
-#define GL_EXT_framebuffer_object 0
-#endif
-
-#ifndef GL_EXT_gpu_program_parameters
-#define GL_EXT_gpu_program_parameters 0
-#endif
-
-#ifndef GL_EXT_multi_draw_arrays
-#define GL_EXT_multi_draw_arrays 0
-#endif
-
-#ifndef GL_EXT_point_parameters
-#define GL_EXT_point_parameters 0
-#endif
-
-#ifndef GL_EXT_polygon_offset
-#define GL_EXT_polygon_offset 0
-#endif
-
-#ifndef GL_EXT_secondary_color
-#define GL_EXT_secondary_color 0
-#endif
-
-#ifndef GL_EXT_stencil_two_side
-#define GL_EXT_stencil_two_side 0
-#endif
-
-#ifndef GL_EXT_timer_query
-#define GL_EXT_timer_query 0
-#endif
-
-#ifndef GL_EXT_vertex_array
-#define GL_EXT_vertex_array 0
-#endif
-
-/* Tiger PPC doesn't have the associated symbols, but glext.h says it does. Liars!
- * http://trac.macports.org/ticket/20638
- */
-#if defined(__ppc__) && MAC_OS_X_VERSION_MIN_REQUIRED < 1050
-#undef GL_EXT_gpu_program_parameters
-#define GL_EXT_gpu_program_parameters 0
-#endif
-
-#include <GL/glxproto.h>
-#include <windowstr.h>
-#include <resource.h>
-#include <GL/glxint.h>
-#include <GL/glxtokens.h>
-#include <scrnintstr.h>
-#include <glxserver.h>
-#include <glxscreens.h>
-#include <glxdrawable.h>
-#include <glxcontext.h>
-#include <glxext.h>
-#include <glxutil.h>
-#include <glxscreens.h>
-#include <GL/internal/glcore.h>
-#include "x-hash.h"
-#include "x-list.h"
-
-//#include "capabilities.h"
-#include "visualConfigs.h"
-
-typedef unsigned long long GLuint64EXT;
-typedef long long GLint64EXT;
-#include <dispatch.h>
-#include <Xplugin.h>
-#include <glapi.h>
-#include <glapitable.h>
-
-__GLXprovider * GlxGetDRISWrastProvider (void);
-
-// Write debugging output, or not
-#ifdef GLAQUA_DEBUG
-#define GLAQUA_DEBUG_MSG ErrorF
-#else
-#define GLAQUA_DEBUG_MSG(a, ...)
-#endif
-
-static void setup_dispatch_table(void);
-GLuint __glFloorLog2(GLuint val);
-void warn_func(void * p1, char *format, ...);
-
-// some prototypes
-static __GLXscreen * __glXAquaScreenProbe(ScreenPtr pScreen);
-static __GLXdrawable * __glXAquaScreenCreateDrawable(__GLXscreen *screen, DrawablePtr pDraw, int type, XID drawId, __GLXconfig *conf);
-
-static void __glXAquaContextDestroy(__GLXcontext *baseContext);
-static int __glXAquaContextMakeCurrent(__GLXcontext *baseContext);
-static int __glXAquaContextLoseCurrent(__GLXcontext *baseContext);
-static int __glXAquaContextForceCurrent(__GLXcontext *baseContext);
-static int __glXAquaContextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc, unsigned long mask);
-
-static CGLPixelFormatObj makeFormat(__GLXconfig *conf);
-
-__GLXprovider __glXDRISWRastProvider = {
- __glXAquaScreenProbe,
- "Core OpenGL",
- NULL
-};
-
-typedef struct __GLXAquaScreen __GLXAquaScreen;
-typedef struct __GLXAquaContext __GLXAquaContext;
-typedef struct __GLXAquaDrawable __GLXAquaDrawable;
-
-struct __GLXAquaScreen {
- __GLXscreen base;
- int index;
- int num_vis;
-};
-
-struct __GLXAquaContext {
- __GLXcontext base;
- CGLContextObj ctx;
- CGLPixelFormatObj pixelFormat;
- xp_surface_id sid;
- unsigned isAttached :1;
-};
-
-struct __GLXAquaDrawable {
- __GLXdrawable base;
- DrawablePtr pDraw;
- xp_surface_id sid;
- __GLXAquaContext *context;
-};
-
-
-static __GLXcontext *
-__glXAquaScreenCreateContext(__GLXscreen *screen,
- __GLXconfig *conf,
- __GLXcontext *baseShareContext)
-{
- __GLXAquaContext *context;
- __GLXAquaContext *shareContext = (__GLXAquaContext *) baseShareContext;
- CGLError gl_err;
-
- GLAQUA_DEBUG_MSG("glXAquaScreenCreateContext\n");
-
- context = xcalloc(1, sizeof (__GLXAquaContext));
-
- if (context == NULL)
- return NULL;
-
- memset(context, 0, sizeof *context);
-
- context->base.pGlxScreen = screen;
-
- context->base.destroy = __glXAquaContextDestroy;
- context->base.makeCurrent = __glXAquaContextMakeCurrent;
- context->base.loseCurrent = __glXAquaContextLoseCurrent;
- context->base.copy = __glXAquaContextCopy;
- context->base.forceCurrent = __glXAquaContextForceCurrent;
- /*FIXME verify that the context->base is fully initialized. */
-
- context->pixelFormat = makeFormat(conf);
-
- if (!context->pixelFormat) {
- xfree(context);
- return NULL;
- }
-
- context->ctx = NULL;
- gl_err = CGLCreateContext(context->pixelFormat,
- shareContext ? shareContext->ctx : NULL,
- &context->ctx);
-
- if (gl_err != 0) {
- ErrorF("CGLCreateContext error: %s\n", CGLErrorString(gl_err));
- CGLDestroyPixelFormat(context->pixelFormat);
- xfree(context);
- return NULL;
- }
-
- setup_dispatch_table();
- GLAQUA_DEBUG_MSG("glAquaCreateContext done\n");
-
- return &context->base;
-}
-
-/* maps from surface id -> list of __GLcontext */
-static x_hash_table *surface_hash;
-
-static void __glXAquaContextDestroy(__GLXcontext *baseContext) {
- x_list *lst;
-
- __GLXAquaContext *context = (__GLXAquaContext *) baseContext;
-
- GLAQUA_DEBUG_MSG("glAquaContextDestroy (ctx 0x%x)\n",
- (unsigned int) baseContext);
- if (context != NULL) {
- if (context->sid != 0 && surface_hash != NULL) {
- lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(context->sid), NULL);
- lst = x_list_remove(lst, context);
- x_hash_table_insert(surface_hash, x_cvt_uint_to_vptr(context->sid), lst);
- }
-
- if (context->ctx != NULL)
- CGLDestroyContext(context->ctx);
-
- if (context->pixelFormat != NULL)
- CGLDestroyPixelFormat(context->pixelFormat);
-
- xfree(context);
- }
-}
-
-static int __glXAquaContextLoseCurrent(__GLXcontext *baseContext) {
- CGLError gl_err;
-
- GLAQUA_DEBUG_MSG("glAquaLoseCurrent (ctx 0x%p)\n", baseContext);
-
- gl_err = CGLSetCurrentContext(NULL);
- if (gl_err != 0)
- ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err));
-
- __glXLastContext = NULL; // Mesa does this; why?
-
- return GL_TRUE;
-}
-
-/* Called when a surface is destroyed as a side effect of destroying
- the window it's attached to. */
-static void surface_notify(void *_arg, void *data) {
- DRISurfaceNotifyArg *arg = (DRISurfaceNotifyArg *)_arg;
- __GLXAquaDrawable *draw = (__GLXAquaDrawable *)data;
- __GLXAquaContext *context;
- x_list *lst;
- if(_arg == NULL || data == NULL) {
- ErrorF("surface_notify called with bad params");
- return;
- }
-
- GLAQUA_DEBUG_MSG("surface_notify(%p, %p)\n", _arg, data);
- switch (arg->kind) {
- case AppleDRISurfaceNotifyDestroyed:
- if (surface_hash != NULL)
- x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(arg->id));
- draw->base.pDraw = NULL;
- draw->sid = 0;
- break;
-
- case AppleDRISurfaceNotifyChanged:
- if (surface_hash != NULL) {
- lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(arg->id), NULL);
- for (; lst != NULL; lst = lst->next)
- {
- context = lst->data;
- xp_update_gl_context(context->ctx);
- }
- }
- break;
- default:
- ErrorF("surface_notify: unknown kind %d\n", arg->kind);
- break;
- }
-}
-
-static BOOL attach(__GLXAquaContext *context, __GLXAquaDrawable *draw) {
- DrawablePtr pDraw;
-
- GLAQUA_DEBUG_MSG("attach(%p, %p)\n", context, draw);
-
- if(NULL == context || NULL == draw)
- return TRUE;
-
- pDraw = draw->base.pDraw;
-
- if(NULL == pDraw) {
- ErrorF("%s:%s() pDraw is NULL!\n", __FILE__, __func__);
- return TRUE;
- }
-
- if (draw->sid == 0) {
- //if (!quartzProcs->CreateSurface(pDraw->pScreen, pDraw->id, pDraw,
- if (!DRICreateSurface(pDraw->pScreen, pDraw->id, pDraw,
- 0, &draw->sid, NULL,
- surface_notify, draw))
- return TRUE;
- draw->pDraw = pDraw;
- }
-
- if (!context->isAttached || context->sid != draw->sid) {
- x_list *lst;
-
- if (xp_attach_gl_context(context->ctx, draw->sid) != Success) {
- //quartzProcs->DestroySurface(pDraw->pScreen, pDraw->id, pDraw,
- DRIDestroySurface(pDraw->pScreen, pDraw->id, pDraw,
- surface_notify, draw);
- if (surface_hash != NULL)
- x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(draw->sid));
-
- draw->sid = 0;
- return TRUE;
- }
-
- context->isAttached = TRUE;
- context->sid = draw->sid;
-
- if (surface_hash == NULL)
- surface_hash = x_hash_table_new(NULL, NULL, NULL, NULL);
-
- lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(context->sid), NULL);
- if (x_list_find(lst, context) == NULL) {
- lst = x_list_prepend(lst, context);
- x_hash_table_insert(surface_hash, x_cvt_uint_to_vptr(context->sid), lst);
- }
-
-
-
- GLAQUA_DEBUG_MSG("attached 0x%x to 0x%x\n", (unsigned int) pDraw->id,
- (unsigned int) draw->sid);
- }
-
- draw->context = context;
-
- return FALSE;
-}
-
-#if 0 // unused
-static void unattach(__GLXAquaContext *context) {
- x_list *lst;
- GLAQUA_DEBUG_MSG("unattach\n");
- if (context == NULL) {
- ErrorF("Tried to unattach a null context\n");
- return;
- }
- if (context->isAttached) {
- GLAQUA_DEBUG_MSG("unattaching\n");
-
- if (surface_hash != NULL) {
- lst = x_hash_table_lookup(surface_hash, (void *) context->sid, NULL);
- lst = x_list_remove(lst, context);
- x_hash_table_insert(surface_hash, (void *) context->sid, lst);
- }
-
- CGLClearDrawable(context->ctx);
- context->isAttached = FALSE;
- context->sid = 0;
- }
-}
-#endif
-
-static int __glXAquaContextMakeCurrent(__GLXcontext *baseContext) {
- CGLError gl_err;
- __GLXAquaContext *context = (__GLXAquaContext *) baseContext;
- __GLXAquaDrawable *drawPriv = (__GLXAquaDrawable *) context->base.drawPriv;
-
- GLAQUA_DEBUG_MSG("glAquaMakeCurrent (ctx 0x%p)\n", baseContext);
-
- if(attach(context, drawPriv))
- return /*error*/ 0;
-
- gl_err = CGLSetCurrentContext(context->ctx);
- if (gl_err != 0)
- ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err));
-
- return gl_err == 0;
-}
-
-static int __glXAquaContextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc, unsigned long mask)
-{
- CGLError gl_err;
-
- __GLXAquaContext *dst = (__GLXAquaContext *) baseDst;
- __GLXAquaContext *src = (__GLXAquaContext *) baseSrc;
-
- GLAQUA_DEBUG_MSG("GLXAquaContextCopy\n");
-
- gl_err = CGLCopyContext(src->ctx, dst->ctx, mask);
- if (gl_err != 0)
- ErrorF("CGLCopyContext error: %s\n", CGLErrorString(gl_err));
-
- return gl_err == 0;
-}
-
-static int __glXAquaContextForceCurrent(__GLXcontext *baseContext)
-{
- CGLError gl_err;
- __GLXAquaContext *context = (__GLXAquaContext *) baseContext;
- GLAQUA_DEBUG_MSG("glAquaForceCurrent (ctx %p)\n", context->ctx);
-
- gl_err = CGLSetCurrentContext(context->ctx);
- if (gl_err != 0)
- ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err));
-
- return gl_err == 0;
-}
-
-/* Drawing surface notification callbacks */
-static GLboolean __glXAquaDrawableSwapBuffers(ClientPtr client, __GLXdrawable *base) {
- CGLError err;
- __GLXAquaDrawable *drawable;
-
- // GLAQUA_DEBUG_MSG("glAquaDrawableSwapBuffers(%p)\n",base);
-
- if(!base) {
- ErrorF("%s passed NULL\n", __func__);
- return GL_FALSE;
- }
-
- drawable = (__GLXAquaDrawable *)base;
-
- if(NULL == drawable->context) {
- ErrorF("%s called with a NULL->context for drawable %p!\n",
- __func__, (void *)drawable);
- return GL_FALSE;
- }
-
- err = CGLFlushDrawable(drawable->context->ctx);
-
- if(kCGLNoError != err) {
- ErrorF("CGLFlushDrawable error: %s in %s\n", CGLErrorString(err),
- __func__);
- return GL_FALSE;
- }
-
- return GL_TRUE;
-}
-
-
-static CGLPixelFormatObj makeFormat(__GLXconfig *conf) {
- CGLPixelFormatAttribute attr[64];
- CGLPixelFormatObj fobj;
- GLint formats;
- CGLError error;
- int i = 0;
-
- if(conf->doubleBufferMode)
- attr[i++] = kCGLPFADoubleBuffer;
-
- if(conf->stereoMode)
- attr[i++] = kCGLPFAStereo;
-
- attr[i++] = kCGLPFAColorSize;
- attr[i++] = conf->redBits + conf->greenBits + conf->blueBits;
- attr[i++] = kCGLPFAAlphaSize;
- attr[i++] = conf->alphaBits;
-
- if((conf->accumRedBits + conf->accumGreenBits + conf->accumBlueBits +
- conf->accumAlphaBits) > 0) {
-
- attr[i++] = kCGLPFAAccumSize;
- attr[i++] = conf->accumRedBits + conf->accumGreenBits
- + conf->accumBlueBits + conf->accumAlphaBits;
- }
-
- attr[i++] = kCGLPFADepthSize;
- attr[i++] = conf->depthBits;
-
- if(conf->stencilBits) {
- attr[i++] = kCGLPFAStencilSize;
- attr[i++] = conf->stencilBits;
- }
-
- if(conf->numAuxBuffers > 0) {
- attr[i++] = kCGLPFAAuxBuffers;
- attr[i++] = conf->numAuxBuffers;
- }
-
- if(conf->sampleBuffers > 0) {
- attr[i++] = kCGLPFASampleBuffers;
- attr[i++] = conf->sampleBuffers;
- attr[i++] = kCGLPFASamples;
- attr[i++] = conf->samples;
- }
-
- attr[i] = 0;
-
- error = CGLChoosePixelFormat(attr, &fobj, &formats);
- if(error) {
- ErrorF("error: creating pixel format %s\n", CGLErrorString(error));
- return NULL;
- }
-
- return fobj;
-}
-
-static void __glXAquaScreenDestroy(__GLXscreen *screen) {
-
- GLAQUA_DEBUG_MSG("glXAquaScreenDestroy(%p)\n", screen);
- __glXScreenDestroy(screen);
-
- xfree(screen);
-}
-
-/* This is called by __glXInitScreens(). */
-static __GLXscreen * __glXAquaScreenProbe(ScreenPtr pScreen) {
- __GLXAquaScreen *screen;
-
- GLAQUA_DEBUG_MSG("glXAquaScreenProbe\n");
-
- if (pScreen == NULL)
- return NULL;
-
- screen = xcalloc(1, sizeof *screen);
-
- if(NULL == screen)
- return NULL;
-
- screen->base.destroy = __glXAquaScreenDestroy;
- screen->base.createContext = __glXAquaScreenCreateContext;
- screen->base.createDrawable = __glXAquaScreenCreateDrawable;
- screen->base.swapInterval = /*FIXME*/ NULL;
- screen->base.hyperpipeFuncs = NULL;
- screen->base.swapBarrierFuncs = NULL;
- screen->base.pScreen = pScreen;
-
- screen->base.fbconfigs = __glXAquaCreateVisualConfigs(&screen->base.numFBConfigs, pScreen->myNum);
-
- __glXScreenInit(&screen->base, pScreen);
-
- screen->base.GLXversion = xstrdup("1.4");
- screen->base.GLXextensions = xstrdup("GLX_SGIX_fbconfig "
- "GLX_SGIS_multisample "
- "GLX_ARB_multisample "
- "GLX_EXT_visual_info "
- "GLX_EXT_import_context ");
-
- /*We may be able to add more GLXextensions at a later time. */
-
- return &screen->base;
-}
-
-#if 0 // unused
-static void __glXAquaDrawableCopySubBuffer (__GLXdrawable *drawable,
- int x, int y, int w, int h) {
- /*TODO finish me*/
-}
-#endif
-
-static void __glXAquaDrawableDestroy(__GLXdrawable *base) {
- /* gstaplin: base is the head of the structure, so it's at the same
- * offset in memory.
- * Is this safe with strict aliasing? I noticed that the other dri code
- * does this too...
- */
- __GLXAquaDrawable *glxPriv = (__GLXAquaDrawable *)base;
-
- GLAQUA_DEBUG_MSG(__func__);
-
- /* It doesn't work to call DRIDestroySurface here, the drawable's
- already gone.. But dri.c notices the window destruction and
- frees the surface itself. */
-
- /*gstaplin: verify the statement above. The surface destroy
- *messages weren't making it through, and may still not be.
- *We need a good test case for surface creation and destruction.
- *We also need a good way to enable introspection on the server
- *to validate the test, beyond using gdb with print.
- */
-
- xfree(glxPriv);
-}
-
-static __GLXdrawable *
-__glXAquaScreenCreateDrawable(__GLXscreen *screen,
- DrawablePtr pDraw,
- int type,
- XID drawId,
- __GLXconfig *conf) {
- __GLXAquaDrawable *glxPriv;
-
- glxPriv = xalloc(sizeof *glxPriv);
-
- if(glxPriv == NULL)
- return NULL;
-
- memset(glxPriv, 0, sizeof *glxPriv);
-
- if(!__glXDrawableInit(&glxPriv->base, screen, pDraw, type, drawId, conf)) {
- xfree(glxPriv);
- return NULL;
- }
-
- glxPriv->base.destroy = __glXAquaDrawableDestroy;
- glxPriv->base.swapBuffers = __glXAquaDrawableSwapBuffers;
- glxPriv->base.copySubBuffer = NULL; /* __glXAquaDrawableCopySubBuffer; */
-
- glxPriv->pDraw = pDraw;
- glxPriv->sid = 0;
- glxPriv->context = NULL;
-
- return &glxPriv->base;
-}
-
-// Extra goodies for glx
-
-GLuint __glFloorLog2(GLuint val)
-{
- int c = 0;
-
- while (val > 1) {
- c++;
- val >>= 1;
- }
- return c;
-}
-
-void warn_func(void * p1, char *format, ...) {
- va_list v;
- va_start(v, format);
- vfprintf(stderr, format, v);
- va_end(v);
-}
-
-static void setup_dispatch_table(void) {
- struct _glapi_table *disp=_glapi_get_dispatch();
- _glapi_set_warning_func((_glapi_warning_func)warn_func);
- _glapi_noop_enable_warnings(TRUE);
-
- /* to update:
- * for f in $(grep 'define SET_' ../../../glx/dispatch.h | cut -f2 -d' ' | cut -f1 -d\( | sort -u); do grep -q $f indirect.c || echo $f ; done | grep -v by_offset | sed 's:SET_\(.*\)$:SET_\1(disp, gl\1)\;:' | pbcopy
- */
-
- SET_Accum(disp, glAccum);
- SET_AlphaFunc(disp, glAlphaFunc);
- SET_AreTexturesResident(disp, glAreTexturesResident);
- SET_ArrayElement(disp, glArrayElement);
- SET_Begin(disp, glBegin);
- SET_BindTexture(disp, glBindTexture);
- SET_Bitmap(disp, glBitmap);
- SET_BlendColor(disp, glBlendColor);
- SET_BlendEquation(disp, glBlendEquation);
- SET_BlendFunc(disp, glBlendFunc);
- SET_CallList(disp, glCallList);
- SET_CallLists(disp, glCallLists);
- SET_Clear(disp, glClear);
- SET_ClearAccum(disp, glClearAccum);
- SET_ClearColor(disp, glClearColor);
- SET_ClearDepth(disp, glClearDepth);
- SET_ClearIndex(disp, glClearIndex);
- SET_ClearStencil(disp, glClearStencil);
- SET_ClipPlane(disp, glClipPlane);
- SET_Color3b(disp, glColor3b);
- SET_Color3bv(disp, glColor3bv);
- SET_Color3d(disp, glColor3d);
- SET_Color3dv(disp, glColor3dv);
- SET_Color3f(disp, glColor3f);
- SET_Color3fv(disp, glColor3fv);
- SET_Color3i(disp, glColor3i);
- SET_Color3iv(disp, glColor3iv);
- SET_Color3s(disp, glColor3s);
- SET_Color3sv(disp, glColor3sv);
- SET_Color3ub(disp, glColor3ub);
- SET_Color3ubv(disp, glColor3ubv);
- SET_Color3ui(disp, glColor3ui);
- SET_Color3uiv(disp, glColor3uiv);
- SET_Color3us(disp, glColor3us);
- SET_Color3usv(disp, glColor3usv);
- SET_Color4b(disp, glColor4b);
- SET_Color4bv(disp, glColor4bv);
- SET_Color4d(disp, glColor4d);
- SET_Color4dv(disp, glColor4dv);
- SET_Color4f(disp, glColor4f);
- SET_Color4fv(disp, glColor4fv);
- SET_Color4i(disp, glColor4i);
- SET_Color4iv(disp, glColor4iv);
- SET_Color4s(disp, glColor4s);
- SET_Color4sv(disp, glColor4sv);
- SET_Color4ub(disp, glColor4ub);
- SET_Color4ubv(disp, glColor4ubv);
- SET_Color4ui(disp, glColor4ui);
- SET_Color4uiv(disp, glColor4uiv);
- SET_Color4us(disp, glColor4us);
- SET_Color4usv(disp, glColor4usv);
- SET_ColorMask(disp, glColorMask);
- SET_ColorMaterial(disp, glColorMaterial);
- SET_ColorPointer(disp, glColorPointer);
- SET_ColorSubTable(disp, glColorSubTable);
- SET_ColorTable(disp, glColorTable);
- SET_ColorTableParameterfv(disp, glColorTableParameterfv);
- SET_ColorTableParameteriv(disp, glColorTableParameteriv);
- SET_ConvolutionFilter1D(disp, glConvolutionFilter1D);
- SET_ConvolutionFilter2D(disp, glConvolutionFilter2D);
- SET_ConvolutionParameterf(disp, glConvolutionParameterf);
- SET_ConvolutionParameterfv(disp, glConvolutionParameterfv);
- SET_ConvolutionParameteri(disp, glConvolutionParameteri);
- SET_ConvolutionParameteriv(disp, glConvolutionParameteriv);
- SET_CopyColorSubTable(disp, glCopyColorSubTable);
- SET_CopyColorTable(disp, glCopyColorTable);
- SET_CopyConvolutionFilter1D(disp, glCopyConvolutionFilter1D);
- SET_CopyConvolutionFilter2D(disp, glCopyConvolutionFilter2D);
- SET_CopyPixels(disp, glCopyPixels);
- SET_CopyTexImage1D(disp, glCopyTexImage1D);
- SET_CopyTexImage2D(disp, glCopyTexImage2D);
- SET_CopyTexSubImage1D(disp, glCopyTexSubImage1D);
- SET_CopyTexSubImage2D(disp, glCopyTexSubImage2D);
- SET_CopyTexSubImage3D(disp, glCopyTexSubImage3D);
- SET_CullFace(disp, glCullFace);
- SET_DeleteLists(disp, glDeleteLists);
- SET_DeleteTextures(disp, glDeleteTextures);
- SET_DepthFunc(disp, glDepthFunc);
- SET_DepthMask(disp, glDepthMask);
- SET_DepthRange(disp, glDepthRange);
- SET_Disable(disp, glDisable);
- SET_DisableClientState(disp, glDisableClientState);
- SET_DrawArrays(disp, glDrawArrays);
- SET_DrawBuffer(disp, glDrawBuffer);
- SET_DrawElements(disp, glDrawElements);
- SET_DrawPixels(disp, glDrawPixels);
- SET_DrawRangeElements(disp, glDrawRangeElements);
- SET_EdgeFlag(disp, glEdgeFlag);
- SET_EdgeFlagPointer(disp, glEdgeFlagPointer);
- SET_EdgeFlagv(disp, glEdgeFlagv);
- SET_Enable(disp, glEnable);
- SET_EnableClientState(disp, glEnableClientState);
- SET_End(disp, glEnd);
- SET_EndList(disp, glEndList);
- SET_EvalCoord1d(disp, glEvalCoord1d);
- SET_EvalCoord1dv(disp, glEvalCoord1dv);
- SET_EvalCoord1f(disp, glEvalCoord1f);
- SET_EvalCoord1fv(disp, glEvalCoord1fv);
- SET_EvalCoord2d(disp, glEvalCoord2d);
- SET_EvalCoord2dv(disp, glEvalCoord2dv);
- SET_EvalCoord2f(disp, glEvalCoord2f);
- SET_EvalCoord2fv(disp, glEvalCoord2fv);
- SET_EvalMesh1(disp, glEvalMesh1);
- SET_EvalMesh2(disp, glEvalMesh2);
- SET_EvalPoint1(disp, glEvalPoint1);
- SET_EvalPoint2(disp, glEvalPoint2);
- SET_FeedbackBuffer(disp, glFeedbackBuffer);
- SET_Finish(disp, glFinish);
- SET_Flush(disp, glFlush);
- SET_Fogf(disp, glFogf);
- SET_Fogfv(disp, glFogfv);
- SET_Fogi(disp, glFogi);
- SET_Fogiv(disp, glFogiv);
- SET_FrontFace(disp, glFrontFace);
- SET_Frustum(disp, glFrustum);
- SET_GenLists(disp, glGenLists);
- SET_GenTextures(disp, glGenTextures);
- SET_GetBooleanv(disp, glGetBooleanv);
- SET_GetClipPlane(disp, glGetClipPlane);
- SET_GetColorTable(disp, glGetColorTable);
- SET_GetColorTableParameterfv(disp, glGetColorTableParameterfv);
- SET_GetColorTableParameteriv(disp, glGetColorTableParameteriv);
- SET_GetConvolutionFilter(disp, glGetConvolutionFilter);
- SET_GetConvolutionParameterfv(disp, glGetConvolutionParameterfv);
- SET_GetConvolutionParameteriv(disp, glGetConvolutionParameteriv);
- SET_GetDoublev(disp, glGetDoublev);
- SET_GetError(disp, glGetError);
- SET_GetFloatv(disp, glGetFloatv);
- SET_GetHistogram(disp, glGetHistogram);
- SET_GetHistogramParameterfv(disp, glGetHistogramParameterfv);
- SET_GetHistogramParameteriv(disp, glGetHistogramParameteriv);
- SET_GetIntegerv(disp, glGetIntegerv);
- SET_GetLightfv(disp, glGetLightfv);
- SET_GetLightiv(disp, glGetLightiv);
- SET_GetMapdv(disp, glGetMapdv);
- SET_GetMapfv(disp, glGetMapfv);
- SET_GetMapiv(disp, glGetMapiv);
- SET_GetMaterialfv(disp, glGetMaterialfv);
- SET_GetMaterialiv(disp, glGetMaterialiv);
- SET_GetMinmax(disp, glGetMinmax);
- SET_GetMinmaxParameterfv(disp, glGetMinmaxParameterfv);
- SET_GetMinmaxParameteriv(disp, glGetMinmaxParameteriv);
- SET_GetPixelMapfv(disp, glGetPixelMapfv);
- SET_GetPixelMapuiv(disp, glGetPixelMapuiv);
- SET_GetPixelMapusv(disp, glGetPixelMapusv);
- SET_GetPointerv(disp, glGetPointerv);
- SET_GetPolygonStipple(disp, glGetPolygonStipple);
- SET_GetSeparableFilter(disp, glGetSeparableFilter);
- SET_GetString(disp, glGetString);
- SET_GetTexEnvfv(disp, glGetTexEnvfv);
- SET_GetTexEnviv(disp, glGetTexEnviv);
- SET_GetTexGendv(disp, glGetTexGendv);
- SET_GetTexGenfv(disp, glGetTexGenfv);
- SET_GetTexGeniv(disp, glGetTexGeniv);
- SET_GetTexImage(disp, glGetTexImage);
- SET_GetTexLevelParameterfv(disp, glGetTexLevelParameterfv);
- SET_GetTexLevelParameteriv(disp, glGetTexLevelParameteriv);
- SET_GetTexParameterfv(disp, glGetTexParameterfv);
- SET_GetTexParameteriv(disp, glGetTexParameteriv);
- SET_Hint(disp, glHint);
- SET_Histogram(disp, glHistogram);
- SET_IndexMask(disp, glIndexMask);
- SET_IndexPointer(disp, glIndexPointer);
- SET_Indexd(disp, glIndexd);
- SET_Indexdv(disp, glIndexdv);
- SET_Indexf(disp, glIndexf);
- SET_Indexfv(disp, glIndexfv);
- SET_Indexi(disp, glIndexi);
- SET_Indexiv(disp, glIndexiv);
- SET_Indexs(disp, glIndexs);
- SET_Indexsv(disp, glIndexsv);
- SET_Indexub(disp, glIndexub);
- SET_Indexubv(disp, glIndexubv);
- SET_InitNames(disp, glInitNames);
- SET_InterleavedArrays(disp, glInterleavedArrays);
- SET_IsEnabled(disp, glIsEnabled);
- SET_IsList(disp, glIsList);
- SET_IsTexture(disp, glIsTexture);
- SET_LightModelf(disp, glLightModelf);
- SET_LightModelfv(disp, glLightModelfv);
- SET_LightModeli(disp, glLightModeli);
- SET_LightModeliv(disp, glLightModeliv);
- SET_Lightf(disp, glLightf);
- SET_Lightfv(disp, glLightfv);
- SET_Lighti(disp, glLighti);
- SET_Lightiv(disp, glLightiv);
- SET_LineStipple(disp, glLineStipple);
- SET_LineWidth(disp, glLineWidth);
- SET_ListBase(disp, glListBase);
- SET_LoadIdentity(disp, glLoadIdentity);
- SET_LoadMatrixd(disp, glLoadMatrixd);
- SET_LoadMatrixf(disp, glLoadMatrixf);
- SET_LoadName(disp, glLoadName);
- SET_LogicOp(disp, glLogicOp);
- SET_Map1d(disp, glMap1d);
- SET_Map1f(disp, glMap1f);
- SET_Map2d(disp, glMap2d);
- SET_Map2f(disp, glMap2f);
- SET_MapGrid1d(disp, glMapGrid1d);
- SET_MapGrid1f(disp, glMapGrid1f);
- SET_MapGrid2d(disp, glMapGrid2d);
- SET_MapGrid2f(disp, glMapGrid2f);
- SET_Materialf(disp, glMaterialf);
- SET_Materialfv(disp, glMaterialfv);
- SET_Materiali(disp, glMateriali);
- SET_Materialiv(disp, glMaterialiv);
- SET_MatrixMode(disp, glMatrixMode);
- SET_Minmax(disp, glMinmax);
- SET_MultMatrixd(disp, glMultMatrixd);
- SET_MultMatrixf(disp, glMultMatrixf);
- SET_NewList(disp, glNewList);
- SET_Normal3b(disp, glNormal3b);
- SET_Normal3bv(disp, glNormal3bv);
- SET_Normal3d(disp, glNormal3d);
- SET_Normal3dv(disp, glNormal3dv);
- SET_Normal3f(disp, glNormal3f);
- SET_Normal3fv(disp, glNormal3fv);
- SET_Normal3i(disp, glNormal3i);
- SET_Normal3iv(disp, glNormal3iv);
- SET_Normal3s(disp, glNormal3s);
- SET_Normal3sv(disp, glNormal3sv);
- SET_NormalPointer(disp, glNormalPointer);
- SET_Ortho(disp, glOrtho);
- SET_PassThrough(disp, glPassThrough);
- SET_PixelMapfv(disp, glPixelMapfv);
- SET_PixelMapuiv(disp, glPixelMapuiv);
- SET_PixelMapusv(disp, glPixelMapusv);
- SET_PixelStoref(disp, glPixelStoref);
- SET_PixelStorei(disp, glPixelStorei);
- SET_PixelTransferf(disp, glPixelTransferf);
- SET_PixelTransferi(disp, glPixelTransferi);
- SET_PixelZoom(disp, glPixelZoom);
- SET_PointSize(disp, glPointSize);
- SET_PolygonMode(disp, glPolygonMode);
- SET_PolygonOffset(disp, glPolygonOffset);
- SET_PolygonStipple(disp, glPolygonStipple);
- SET_PopAttrib(disp, glPopAttrib);
- SET_PopClientAttrib(disp, glPopClientAttrib);
- SET_PopMatrix(disp, glPopMatrix);
- SET_PopName(disp, glPopName);
- SET_PrioritizeTextures(disp, glPrioritizeTextures);
- SET_PushAttrib(disp, glPushAttrib);
- SET_PushClientAttrib(disp, glPushClientAttrib);
- SET_PushMatrix(disp, glPushMatrix);
- SET_PushName(disp, glPushName);
- SET_RasterPos2d(disp, glRasterPos2d);
- SET_RasterPos2dv(disp, glRasterPos2dv);
- SET_RasterPos2f(disp, glRasterPos2f);
- SET_RasterPos2fv(disp, glRasterPos2fv);
- SET_RasterPos2i(disp, glRasterPos2i);
- SET_RasterPos2iv(disp, glRasterPos2iv);
- SET_RasterPos2s(disp, glRasterPos2s);
- SET_RasterPos2sv(disp, glRasterPos2sv);
- SET_RasterPos3d(disp, glRasterPos3d);
- SET_RasterPos3dv(disp, glRasterPos3dv);
- SET_RasterPos3f(disp, glRasterPos3f);
- SET_RasterPos3fv(disp, glRasterPos3fv);
- SET_RasterPos3i(disp, glRasterPos3i);
- SET_RasterPos3iv(disp, glRasterPos3iv);
- SET_RasterPos3s(disp, glRasterPos3s);
- SET_RasterPos3sv(disp, glRasterPos3sv);
- SET_RasterPos4d(disp, glRasterPos4d);
- SET_RasterPos4dv(disp, glRasterPos4dv);
- SET_RasterPos4f(disp, glRasterPos4f);
- SET_RasterPos4fv(disp, glRasterPos4fv);
- SET_RasterPos4i(disp, glRasterPos4i);
- SET_RasterPos4iv(disp, glRasterPos4iv);
- SET_RasterPos4s(disp, glRasterPos4s);
- SET_RasterPos4sv(disp, glRasterPos4sv);
- SET_ReadBuffer(disp, glReadBuffer);
- SET_ReadPixels(disp, glReadPixels);
- SET_Rectd(disp, glRectd);
- SET_Rectdv(disp, glRectdv);
- SET_Rectf(disp, glRectf);
- SET_Rectfv(disp, glRectfv);
- SET_Recti(disp, glRecti);
- SET_Rectiv(disp, glRectiv);
- SET_Rects(disp, glRects);
- SET_Rectsv(disp, glRectsv);
- SET_RenderMode(disp, glRenderMode);
- SET_ResetHistogram(disp, glResetHistogram);
- SET_ResetMinmax(disp, glResetMinmax);
- SET_Rotated(disp, glRotated);
- SET_Rotatef(disp, glRotatef);
- SET_Scaled(disp, glScaled);
- SET_Scalef(disp, glScalef);
- SET_Scissor(disp, glScissor);
- SET_SelectBuffer(disp, glSelectBuffer);
- SET_SeparableFilter2D(disp, glSeparableFilter2D);
- SET_ShadeModel(disp, glShadeModel);
- SET_StencilFunc(disp, glStencilFunc);
- SET_StencilMask(disp, glStencilMask);
- SET_StencilOp(disp, glStencilOp);
- SET_TexCoord1d(disp, glTexCoord1d);
- SET_TexCoord1dv(disp, glTexCoord1dv);
- SET_TexCoord1f(disp, glTexCoord1f);
- SET_TexCoord1fv(disp, glTexCoord1fv);
- SET_TexCoord1i(disp, glTexCoord1i);
- SET_TexCoord1iv(disp, glTexCoord1iv);
- SET_TexCoord1s(disp, glTexCoord1s);
- SET_TexCoord1sv(disp, glTexCoord1sv);
- SET_TexCoord2d(disp, glTexCoord2d);
- SET_TexCoord2dv(disp, glTexCoord2dv);
- SET_TexCoord2f(disp, glTexCoord2f);
- SET_TexCoord2fv(disp, glTexCoord2fv);
- SET_TexCoord2i(disp, glTexCoord2i);
- SET_TexCoord2iv(disp, glTexCoord2iv);
- SET_TexCoord2s(disp, glTexCoord2s);
- SET_TexCoord2sv(disp, glTexCoord2sv);
- SET_TexCoord3d(disp, glTexCoord3d);
- SET_TexCoord3dv(disp, glTexCoord3dv);
- SET_TexCoord3f(disp, glTexCoord3f);
- SET_TexCoord3fv(disp, glTexCoord3fv);
- SET_TexCoord3i(disp, glTexCoord3i);
- SET_TexCoord3iv(disp, glTexCoord3iv);
- SET_TexCoord3s(disp, glTexCoord3s);
- SET_TexCoord3sv(disp, glTexCoord3sv);
- SET_TexCoord4d(disp, glTexCoord4d);
- SET_TexCoord4dv(disp, glTexCoord4dv);
- SET_TexCoord4f(disp, glTexCoord4f);
- SET_TexCoord4fv(disp, glTexCoord4fv);
- SET_TexCoord4i(disp, glTexCoord4i);
- SET_TexCoord4iv(disp, glTexCoord4iv);
- SET_TexCoord4s(disp, glTexCoord4s);
- SET_TexCoord4sv(disp, glTexCoord4sv);
- SET_TexCoordPointer(disp, glTexCoordPointer);
- SET_TexEnvf(disp, glTexEnvf);
- SET_TexEnvfv(disp, glTexEnvfv);
- SET_TexEnvi(disp, glTexEnvi);
- SET_TexEnviv(disp, glTexEnviv);
- SET_TexGend(disp, glTexGend);
- SET_TexGendv(disp, glTexGendv);
- SET_TexGenf(disp, glTexGenf);
- SET_TexGenfv(disp, glTexGenfv);
- SET_TexGeni(disp, glTexGeni);
- SET_TexGeniv(disp, glTexGeniv);
-
- /* Pointer Incompatability:
- * internalformat is a GLenum according to /System/Library/Frameworks/OpenGL.framework/Headers/gl.h
- * extern void glTexImage1D (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
- * extern void glTexImage2D (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
- * extern void glTexImage3D (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
- *
- * and it's a GLint in glx/glapitable.h and according to the man page
- * void ( * TexImage1D)(GLenum target, GLint level, GLint internalformat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid * pixels);
- * void ( * TexImage2D)(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid * pixels);
- * void ( * TexImage3D)(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const GLvoid * pixels);
- *
- * <rdar://problem/6953344> gl.h contains incorrect prototypes for glTexImage[123]D
- */
-
- SET_TexImage1D(disp, (void *)glTexImage1D);
- SET_TexImage2D(disp, (void *)glTexImage2D);
- SET_TexImage3D(disp, (void *)glTexImage3D);
- SET_TexParameterf(disp, glTexParameterf);
- SET_TexParameterfv(disp, glTexParameterfv);
- SET_TexParameteri(disp, glTexParameteri);
- SET_TexParameteriv(disp, glTexParameteriv);
- SET_TexSubImage1D(disp, glTexSubImage1D);
- SET_TexSubImage2D(disp, glTexSubImage2D);
- SET_TexSubImage3D(disp, glTexSubImage3D);
- SET_Translated(disp, glTranslated);
- SET_Translatef(disp, glTranslatef);
- SET_Vertex2d(disp, glVertex2d);
- SET_Vertex2dv(disp, glVertex2dv);
- SET_Vertex2f(disp, glVertex2f);
- SET_Vertex2fv(disp, glVertex2fv);
- SET_Vertex2i(disp, glVertex2i);
- SET_Vertex2iv(disp, glVertex2iv);
- SET_Vertex2s(disp, glVertex2s);
- SET_Vertex2sv(disp, glVertex2sv);
- SET_Vertex3d(disp, glVertex3d);
- SET_Vertex3dv(disp, glVertex3dv);
- SET_Vertex3f(disp, glVertex3f);
- SET_Vertex3fv(disp, glVertex3fv);
- SET_Vertex3i(disp, glVertex3i);
- SET_Vertex3iv(disp, glVertex3iv);
- SET_Vertex3s(disp, glVertex3s);
- SET_Vertex3sv(disp, glVertex3sv);
- SET_Vertex4d(disp, glVertex4d);
- SET_Vertex4dv(disp, glVertex4dv);
- SET_Vertex4f(disp, glVertex4f);
- SET_Vertex4fv(disp, glVertex4fv);
- SET_Vertex4i(disp, glVertex4i);
- SET_Vertex4iv(disp, glVertex4iv);
- SET_Vertex4s(disp, glVertex4s);
- SET_Vertex4sv(disp, glVertex4sv);
- SET_VertexPointer(disp, glVertexPointer);
- SET_Viewport(disp, glViewport);
-
-#if GL_VERSION_2_0
- SET_AttachShader(disp, glAttachShader);
- SET_DeleteShader(disp, glDeleteShader);
- SET_DetachShader(disp, glDetachShader);
- SET_GetAttachedShaders(disp, glGetAttachedShaders);
- SET_GetProgramInfoLog(disp, glGetProgramInfoLog);
- SET_GetShaderInfoLog(disp, glGetShaderInfoLog);
- SET_GetShaderiv(disp, glGetShaderiv);
- SET_IsShader(disp, glIsShader);
- SET_StencilFuncSeparate(disp, glStencilFuncSeparate);
- SET_StencilMaskSeparate(disp, glStencilMaskSeparate);
- SET_StencilOpSeparate(disp, glStencilOpSeparate);
-#endif
-
-#if GL_VERSION_2_1
- SET_UniformMatrix2x3fv(disp, glUniformMatrix2x3fv);
- SET_UniformMatrix2x4fv(disp, glUniformMatrix2x4fv);
- SET_UniformMatrix3x2fv(disp, glUniformMatrix3x2fv);
- SET_UniformMatrix3x4fv(disp, glUniformMatrix3x4fv);
- SET_UniformMatrix4x2fv(disp, glUniformMatrix4x2fv);
- SET_UniformMatrix4x3fv(disp, glUniformMatrix4x3fv);
-#endif
-
-#if GL_APPLE_vertex_array_object
- SET_BindVertexArrayAPPLE(disp, glBindVertexArrayAPPLE);
- SET_DeleteVertexArraysAPPLE(disp, glDeleteVertexArraysAPPLE);
- SET_GenVertexArraysAPPLE(disp, glGenVertexArraysAPPLE);
- SET_IsVertexArrayAPPLE(disp, glIsVertexArrayAPPLE);
-#endif
-
-#if GL_ARB_draw_buffers
- SET_DrawBuffersARB(disp, glDrawBuffersARB);
-#endif
-
-#if GL_ARB_multisample
- SET_SampleCoverageARB(disp, glSampleCoverageARB);
-#endif
-
-#if GL_ARB_multitexture
- SET_ActiveTextureARB(disp, glActiveTextureARB);
- SET_ClientActiveTextureARB(disp, glClientActiveTextureARB);
- SET_MultiTexCoord1dARB(disp, glMultiTexCoord1dARB);
- SET_MultiTexCoord1dvARB(disp, glMultiTexCoord1dvARB);
- SET_MultiTexCoord1fARB(disp, glMultiTexCoord1fARB);
- SET_MultiTexCoord1fvARB(disp, glMultiTexCoord1fvARB);
- SET_MultiTexCoord1iARB(disp, glMultiTexCoord1iARB);
- SET_MultiTexCoord1ivARB(disp, glMultiTexCoord1ivARB);
- SET_MultiTexCoord1sARB(disp, glMultiTexCoord1sARB);
- SET_MultiTexCoord1svARB(disp, glMultiTexCoord1svARB);
- SET_MultiTexCoord2dARB(disp, glMultiTexCoord2dARB);
- SET_MultiTexCoord2dvARB(disp, glMultiTexCoord2dvARB);
- SET_MultiTexCoord2fARB(disp, glMultiTexCoord2fARB);
- SET_MultiTexCoord2fvARB(disp, glMultiTexCoord2fvARB);
- SET_MultiTexCoord2iARB(disp, glMultiTexCoord2iARB);
- SET_MultiTexCoord2ivARB(disp, glMultiTexCoord2ivARB);
- SET_MultiTexCoord2sARB(disp, glMultiTexCoord2sARB);
- SET_MultiTexCoord2svARB(disp, glMultiTexCoord2svARB);
- SET_MultiTexCoord3dARB(disp, glMultiTexCoord3dARB);
- SET_MultiTexCoord3dvARB(disp, glMultiTexCoord3dvARB);
- SET_MultiTexCoord3fARB(disp, glMultiTexCoord3fARB);
- SET_MultiTexCoord3fvARB(disp, glMultiTexCoord3fvARB);
- SET_MultiTexCoord3iARB(disp, glMultiTexCoord3iARB);
- SET_MultiTexCoord3ivARB(disp, glMultiTexCoord3ivARB);
- SET_MultiTexCoord3sARB(disp, glMultiTexCoord3sARB);
- SET_MultiTexCoord3svARB(disp, glMultiTexCoord3svARB);
- SET_MultiTexCoord4dARB(disp, glMultiTexCoord4dARB);
- SET_MultiTexCoord4dvARB(disp, glMultiTexCoord4dvARB);
- SET_MultiTexCoord4fARB(disp, glMultiTexCoord4fARB);
- SET_MultiTexCoord4fvARB(disp, glMultiTexCoord4fvARB);
- SET_MultiTexCoord4iARB(disp, glMultiTexCoord4iARB);
- SET_MultiTexCoord4ivARB(disp, glMultiTexCoord4ivARB);
- SET_MultiTexCoord4sARB(disp, glMultiTexCoord4sARB);
- SET_MultiTexCoord4svARB(disp, glMultiTexCoord4svARB);
-#endif
-
-#if GL_ARB_occlusion_query
- SET_BeginQueryARB(disp, glBeginQueryARB);
- SET_DeleteQueriesARB(disp, glDeleteQueriesARB);
- SET_EndQueryARB(disp, glEndQueryARB);
- SET_GenQueriesARB(disp, glGenQueriesARB);
- SET_GetQueryObjectivARB(disp, glGetQueryObjectivARB);
- SET_GetQueryObjectuivARB(disp, glGetQueryObjectuivARB);
- SET_GetQueryivARB(disp, glGetQueryivARB);
- SET_IsQueryARB(disp, glIsQueryARB);
-#endif
-
-#if GL_ARB_shader_objects
- SET_AttachObjectARB(disp, glAttachObjectARB);
- SET_CompileShaderARB(disp, glCompileShaderARB);
- SET_DeleteObjectARB(disp, glDeleteObjectARB);
- SET_GetHandleARB(disp, glGetHandleARB);
- SET_DetachObjectARB(disp, glDetachObjectARB);
- SET_CreateProgramObjectARB(disp, glCreateProgramObjectARB);
- SET_CreateShaderObjectARB(disp, glCreateShaderObjectARB);
- SET_GetInfoLogARB(disp, glGetInfoLogARB);
- SET_GetActiveUniformARB(disp, glGetActiveUniformARB);
- SET_GetAttachedObjectsARB(disp, glGetAttachedObjectsARB);
- SET_GetObjectParameterfvARB(disp, glGetObjectParameterfvARB);
- SET_GetObjectParameterivARB(disp, glGetObjectParameterivARB);
- SET_GetShaderSourceARB(disp, glGetShaderSourceARB);
- SET_GetUniformLocationARB(disp, glGetUniformLocationARB);
- SET_GetUniformfvARB(disp, glGetUniformfvARB);
- SET_GetUniformivARB(disp, glGetUniformivARB);
- SET_LinkProgramARB(disp, glLinkProgramARB);
- SET_ShaderSourceARB(disp, glShaderSourceARB);
- SET_Uniform1fARB(disp, glUniform1fARB);
- SET_Uniform1fvARB(disp, glUniform1fvARB);
- SET_Uniform1iARB(disp, glUniform1iARB);
- SET_Uniform1ivARB(disp, glUniform1ivARB);
- SET_Uniform2fARB(disp, glUniform2fARB);
- SET_Uniform2fvARB(disp, glUniform2fvARB);
- SET_Uniform2iARB(disp, glUniform2iARB);
- SET_Uniform2ivARB(disp, glUniform2ivARB);
- SET_Uniform3fARB(disp, glUniform3fARB);
- SET_Uniform3fvARB(disp, glUniform3fvARB);
- SET_Uniform3iARB(disp, glUniform3iARB);
- SET_Uniform3ivARB(disp, glUniform3ivARB);
- SET_Uniform4fARB(disp, glUniform4fARB);
- SET_Uniform4fvARB(disp, glUniform4fvARB);
- SET_Uniform4iARB(disp, glUniform4iARB);
- SET_Uniform4ivARB(disp, glUniform4ivARB);
- SET_UniformMatrix2fvARB(disp, glUniformMatrix2fvARB);
- SET_UniformMatrix3fvARB(disp, glUniformMatrix3fvARB);
- SET_UniformMatrix4fvARB(disp, glUniformMatrix4fvARB);
- SET_UseProgramObjectARB(disp, glUseProgramObjectARB);
- SET_ValidateProgramARB(disp, glValidateProgramARB);
-#endif
-
-#if GL_ARB_texture_compression
- SET_CompressedTexImage1DARB(disp, glCompressedTexImage1DARB);
- SET_CompressedTexImage2DARB(disp, glCompressedTexImage2DARB);
- SET_CompressedTexImage3DARB(disp, glCompressedTexImage3DARB);
- SET_CompressedTexSubImage1DARB(disp, glCompressedTexSubImage1DARB);
- SET_CompressedTexSubImage2DARB(disp, glCompressedTexSubImage2DARB);
- SET_CompressedTexSubImage3DARB(disp, glCompressedTexSubImage3DARB);
- SET_GetCompressedTexImageARB(disp, glGetCompressedTexImageARB);
-#endif
-
-#if GL_ARB_transpose_matrix
- SET_LoadTransposeMatrixdARB(disp, glLoadTransposeMatrixdARB);
- SET_LoadTransposeMatrixfARB(disp, glLoadTransposeMatrixfARB);
- SET_MultTransposeMatrixdARB(disp, glMultTransposeMatrixdARB);
- SET_MultTransposeMatrixfARB(disp, glMultTransposeMatrixfARB);
-#endif
-
-#if GL_ARB_vertex_buffer_object
- SET_BindBufferARB(disp, glBindBufferARB);
- SET_BufferDataARB(disp, glBufferDataARB);
- SET_BufferSubDataARB(disp, glBufferSubDataARB);
- SET_DeleteBuffersARB(disp, glDeleteBuffersARB);
- SET_GenBuffersARB(disp, glGenBuffersARB);
- SET_GetBufferParameterivARB(disp, glGetBufferParameterivARB);
- SET_GetBufferPointervARB(disp, glGetBufferPointervARB);
- SET_GetBufferSubDataARB(disp, glGetBufferSubDataARB);
- SET_IsBufferARB(disp, glIsBufferARB);
- SET_MapBufferARB(disp, glMapBufferARB);
- SET_UnmapBufferARB(disp, glUnmapBufferARB);
-#endif
-
-#if GL_ARB_vertex_program
- SET_DisableVertexAttribArrayARB(disp, glDisableVertexAttribArrayARB);
- SET_EnableVertexAttribArrayARB(disp, glEnableVertexAttribArrayARB);
- SET_GetProgramEnvParameterdvARB(disp, glGetProgramEnvParameterdvARB);
- SET_GetProgramEnvParameterfvARB(disp, glGetProgramEnvParameterfvARB);
- SET_GetProgramLocalParameterdvARB(disp, glGetProgramLocalParameterdvARB);
- SET_GetProgramLocalParameterfvARB(disp, glGetProgramLocalParameterfvARB);
- SET_GetProgramStringARB(disp, glGetProgramStringARB);
- SET_GetProgramivARB(disp, glGetProgramivARB);
- SET_GetVertexAttribdvARB(disp, glGetVertexAttribdvARB);
- SET_GetVertexAttribfvARB(disp, glGetVertexAttribfvARB);
- SET_GetVertexAttribivARB(disp, glGetVertexAttribivARB);
- SET_ProgramEnvParameter4dARB(disp, glProgramEnvParameter4dARB);
- SET_ProgramEnvParameter4dvARB(disp, glProgramEnvParameter4dvARB);
- SET_ProgramEnvParameter4fARB(disp, glProgramEnvParameter4fARB);
- SET_ProgramEnvParameter4fvARB(disp, glProgramEnvParameter4fvARB);
- SET_ProgramLocalParameter4dARB(disp, glProgramLocalParameter4dARB);
- SET_ProgramLocalParameter4dvARB(disp, glProgramLocalParameter4dvARB);
- SET_ProgramLocalParameter4fARB(disp, glProgramLocalParameter4fARB);
- SET_ProgramLocalParameter4fvARB(disp, glProgramLocalParameter4fvARB);
- SET_ProgramStringARB(disp, glProgramStringARB);
- SET_VertexAttrib1dARB(disp, glVertexAttrib1dARB);
- SET_VertexAttrib1dvARB(disp, glVertexAttrib1dvARB);
- SET_VertexAttrib1fARB(disp, glVertexAttrib1fARB);
- SET_VertexAttrib1fvARB(disp, glVertexAttrib1fvARB);
- SET_VertexAttrib1sARB(disp, glVertexAttrib1sARB);
- SET_VertexAttrib1svARB(disp, glVertexAttrib1svARB);
- SET_VertexAttrib2dARB(disp, glVertexAttrib2dARB);
- SET_VertexAttrib2dvARB(disp, glVertexAttrib2dvARB);
- SET_VertexAttrib2fARB(disp, glVertexAttrib2fARB);
- SET_VertexAttrib2fvARB(disp, glVertexAttrib2fvARB);
- SET_VertexAttrib2sARB(disp, glVertexAttrib2sARB);
- SET_VertexAttrib2svARB(disp, glVertexAttrib2svARB);
- SET_VertexAttrib3dARB(disp, glVertexAttrib3dARB);
- SET_VertexAttrib3dvARB(disp, glVertexAttrib3dvARB);
- SET_VertexAttrib3fARB(disp, glVertexAttrib3fARB);
- SET_VertexAttrib3fvARB(disp, glVertexAttrib3fvARB);
- SET_VertexAttrib3sARB(disp, glVertexAttrib3sARB);
- SET_VertexAttrib3svARB(disp, glVertexAttrib3svARB);
- SET_VertexAttrib4NbvARB(disp, glVertexAttrib4NbvARB);
- SET_VertexAttrib4NivARB(disp, glVertexAttrib4NivARB);
- SET_VertexAttrib4NsvARB(disp, glVertexAttrib4NsvARB);
- SET_VertexAttrib4NubARB(disp, glVertexAttrib4NubARB);
- SET_VertexAttrib4NubvARB(disp, glVertexAttrib4NubvARB);
- SET_VertexAttrib4NuivARB(disp, glVertexAttrib4NuivARB);
- SET_VertexAttrib4NusvARB(disp, glVertexAttrib4NusvARB);
- SET_VertexAttrib4bvARB(disp, glVertexAttrib4bvARB);
- SET_VertexAttrib4dARB(disp, glVertexAttrib4dARB);
- SET_VertexAttrib4dvARB(disp, glVertexAttrib4dvARB);
- SET_VertexAttrib4fARB(disp, glVertexAttrib4fARB);
- SET_VertexAttrib4fvARB(disp, glVertexAttrib4fvARB);
- SET_VertexAttrib4ivARB(disp, glVertexAttrib4ivARB);
- SET_VertexAttrib4sARB(disp, glVertexAttrib4sARB);
- SET_VertexAttrib4svARB(disp, glVertexAttrib4svARB);
- SET_VertexAttrib4ubvARB(disp, glVertexAttrib4ubvARB);
- SET_VertexAttrib4uivARB(disp, glVertexAttrib4uivARB);
- SET_VertexAttrib4usvARB(disp, glVertexAttrib4usvARB);
- SET_VertexAttribPointerARB(disp, glVertexAttribPointerARB);
-#endif
-
-#if GL_ARB_vertex_shader
- SET_BindAttribLocationARB(disp, glBindAttribLocationARB);
- SET_GetActiveAttribARB(disp, glGetActiveAttribARB);
- SET_GetAttribLocationARB(disp, glGetAttribLocationARB);
-#endif
-
-#if GL_ARB_window_pos
- SET_WindowPos2dMESA(disp, glWindowPos2dARB);
- SET_WindowPos2dvMESA(disp, glWindowPos2dvARB);
- SET_WindowPos2fMESA(disp, glWindowPos2fARB);
- SET_WindowPos2fvMESA(disp, glWindowPos2fvARB);
- SET_WindowPos2iMESA(disp, glWindowPos2iARB);
- SET_WindowPos2ivMESA(disp, glWindowPos2ivARB);
- SET_WindowPos2sMESA(disp, glWindowPos2sARB);
- SET_WindowPos2svMESA(disp, glWindowPos2svARB);
- SET_WindowPos3dMESA(disp, glWindowPos3dARB);
- SET_WindowPos3dvMESA(disp, glWindowPos3dvARB);
- SET_WindowPos3fMESA(disp, glWindowPos3fARB);
- SET_WindowPos3fvMESA(disp, glWindowPos3fvARB);
- SET_WindowPos3iMESA(disp, glWindowPos3iARB);
- SET_WindowPos3ivMESA(disp, glWindowPos3ivARB);
- SET_WindowPos3sMESA(disp, glWindowPos3sARB);
- SET_WindowPos3svMESA(disp, glWindowPos3svARB);
-#endif
-
-#if GL_ATI_fragment_shader
- SET_AlphaFragmentOp1ATI(disp, glAlphaFragmentOp1ATI);
- SET_AlphaFragmentOp2ATI(disp, glAlphaFragmentOp2ATI);
- SET_AlphaFragmentOp3ATI(disp, glAlphaFragmentOp3ATI);
- SET_BeginFragmentShaderATI(disp, glBeginFragmentShaderATI);
- SET_BindFragmentShaderATI(disp, glBindFragmentShaderATI);
- SET_ColorFragmentOp1ATI(disp, glColorFragmentOp1ATI);
- SET_ColorFragmentOp2ATI(disp, glColorFragmentOp2ATI);
- SET_ColorFragmentOp3ATI(disp, glColorFragmentOp3ATI);
- SET_DeleteFragmentShaderATI(disp, glDeleteFragmentShaderATI);
- SET_EndFragmentShaderATI(disp, glEndFragmentShaderATI);
- SET_GenFragmentShadersATI(disp, glGenFragmentShadersATI);
- SET_PassTexCoordATI(disp, glPassTexCoordATI);
- SET_SampleMapATI(disp, glSampleMapATI);
- SET_SetFragmentShaderConstantATI(disp, glSetFragmentShaderConstantATI);
-#elif GL_EXT_fragment_shader
- SET_AlphaFragmentOp1ATI(disp, glAlphaFragmentOp1EXT);
- SET_AlphaFragmentOp2ATI(disp, glAlphaFragmentOp2EXT);
- SET_AlphaFragmentOp3ATI(disp, glAlphaFragmentOp3EXT);
- SET_BeginFragmentShaderATI(disp, glBeginFragmentShaderEXT);
- SET_BindFragmentShaderATI(disp, glBindFragmentShaderEXT);
- SET_ColorFragmentOp1ATI(disp, glColorFragmentOp1EXT);
- SET_ColorFragmentOp2ATI(disp, glColorFragmentOp2EXT);
- SET_ColorFragmentOp3ATI(disp, glColorFragmentOp3EXT);
- SET_DeleteFragmentShaderATI(disp, glDeleteFragmentShaderEXT);
- SET_EndFragmentShaderATI(disp, glEndFragmentShaderEXT);
- SET_GenFragmentShadersATI(disp, glGenFragmentShadersEXT);
- SET_PassTexCoordATI(disp, glPassTexCoordEXT);
- SET_SampleMapATI(disp, glSampleMapEXT);
- SET_SetFragmentShaderConstantATI(disp, glSetFragmentShaderConstantEXT);
-#endif
-
-#if GL_ATI_separate_stencil
- SET_StencilFuncSeparateATI(disp, glStencilFuncSeparateATI);
-#endif
-
-#if GL_EXT_blend_equation_separate
- SET_BlendEquationSeparateEXT(disp, glBlendEquationSeparateEXT);
-#endif
-
-#if GL_EXT_blend_func_separate
- SET_BlendFuncSeparateEXT(disp, glBlendFuncSeparateEXT);
-#endif
-
-#if GL_EXT_depth_bounds_test
- SET_DepthBoundsEXT(disp, glDepthBoundsEXT);
-#endif
-
-#if GL_EXT_compiled_vertex_array
- SET_LockArraysEXT(disp, glLockArraysEXT);
- SET_UnlockArraysEXT(disp, glUnlockArraysEXT);
-#endif
-
-#if GL_EXT_cull_vertex
- SET_CullParameterdvEXT(disp, glCullParameterdvEXT);
- SET_CullParameterfvEXT(disp, glCullParameterfvEXT);
-#endif
-
-#if GL_EXT_fog_coord
- SET_FogCoordPointerEXT(disp, glFogCoordPointerEXT);
- SET_FogCoorddEXT(disp, glFogCoorddEXT);
- SET_FogCoorddvEXT(disp, glFogCoorddvEXT);
- SET_FogCoordfEXT(disp, glFogCoordfEXT);
- SET_FogCoordfvEXT(disp, glFogCoordfvEXT);
-#endif
-
-#if GL_EXT_framebuffer_blit
- SET_BlitFramebufferEXT(disp, glBlitFramebufferEXT);
-#endif
-
-#if GL_EXT_framebuffer_object
- SET_BindFramebufferEXT(disp, glBindFramebufferEXT);
- SET_BindRenderbufferEXT(disp, glBindRenderbufferEXT);
- SET_CheckFramebufferStatusEXT(disp, glCheckFramebufferStatusEXT);
- SET_DeleteFramebuffersEXT(disp, glDeleteFramebuffersEXT);
- SET_DeleteRenderbuffersEXT(disp, glDeleteRenderbuffersEXT);
- SET_FramebufferRenderbufferEXT(disp, glFramebufferRenderbufferEXT);
- SET_FramebufferTexture1DEXT(disp, glFramebufferTexture1DEXT);
- SET_FramebufferTexture2DEXT(disp, glFramebufferTexture2DEXT);
- SET_FramebufferTexture3DEXT(disp, glFramebufferTexture3DEXT);
- SET_GenerateMipmapEXT(disp, glGenerateMipmapEXT);
- SET_GenFramebuffersEXT(disp, glGenFramebuffersEXT);
- SET_GenRenderbuffersEXT(disp, glGenRenderbuffersEXT);
- SET_GetFramebufferAttachmentParameterivEXT(disp, glGetFramebufferAttachmentParameterivEXT);
- SET_GetRenderbufferParameterivEXT(disp, glGetRenderbufferParameterivEXT);
- SET_IsFramebufferEXT(disp, glIsFramebufferEXT);
- SET_IsRenderbufferEXT(disp, glIsRenderbufferEXT);
- SET_RenderbufferStorageEXT(disp, glRenderbufferStorageEXT);
-#endif
-
-#if GL_EXT_gpu_program_parameters
- SET_ProgramEnvParameters4fvEXT(disp, glProgramEnvParameters4fvEXT);
- SET_ProgramLocalParameters4fvEXT(disp, glProgramLocalParameters4fvEXT);
-#endif
-
-#if GL_EXT_multi_draw_arrays
- /* Pointer Incompatability:
- * This warning can be safely ignored. OpenGL.framework adds const to the
- * two pointers.
- *
- * extern void glMultiDrawArraysEXT (GLenum, const GLint *, const GLsizei *, GLsizei);
- *
- * void ( * MultiDrawArraysEXT)(GLenum mode, GLint * first, GLsizei * count, GLsizei primcount);
- */
- SET_MultiDrawArraysEXT(disp, (void *)glMultiDrawArraysEXT);
- SET_MultiDrawElementsEXT(disp, glMultiDrawElementsEXT);
-#endif
-
-#if GL_EXT_point_parameters
- SET_PointParameterfEXT(disp, glPointParameterfEXT);
- SET_PointParameterfvEXT(disp, glPointParameterfvEXT);
-#elif GL_ARB_point_parameters
- SET_PointParameterfEXT(disp, glPointParameterfARB);
- SET_PointParameterfvEXT(disp, glPointParameterfvARB);
-#endif
-
-#if GL_EXT_polygon_offset
- SET_PolygonOffsetEXT(disp, glPolygonOffsetEXT);
-#endif
-
-#if GL_EXT_secondary_color
- SET_SecondaryColor3bEXT(disp, glSecondaryColor3bEXT);
- SET_SecondaryColor3bvEXT(disp, glSecondaryColor3bvEXT);
- SET_SecondaryColor3dEXT(disp, glSecondaryColor3dEXT);
- SET_SecondaryColor3dvEXT(disp, glSecondaryColor3dvEXT);
- SET_SecondaryColor3fEXT(disp, glSecondaryColor3fEXT);
- SET_SecondaryColor3fvEXT(disp, glSecondaryColor3fvEXT);
- SET_SecondaryColor3iEXT(disp, glSecondaryColor3iEXT);
- SET_SecondaryColor3ivEXT(disp, glSecondaryColor3ivEXT);
- SET_SecondaryColor3sEXT(disp, glSecondaryColor3sEXT);
- SET_SecondaryColor3svEXT(disp, glSecondaryColor3svEXT);
- SET_SecondaryColor3ubEXT(disp, glSecondaryColor3ubEXT);
- SET_SecondaryColor3ubvEXT(disp, glSecondaryColor3ubvEXT);
- SET_SecondaryColor3uiEXT(disp, glSecondaryColor3uiEXT);
- SET_SecondaryColor3uivEXT(disp, glSecondaryColor3uivEXT);
- SET_SecondaryColor3usEXT(disp, glSecondaryColor3usEXT);
- SET_SecondaryColor3usvEXT(disp, glSecondaryColor3usvEXT);
- SET_SecondaryColorPointerEXT(disp, glSecondaryColorPointerEXT);
-#endif
-
-#if GL_EXT_stencil_two_side
- SET_ActiveStencilFaceEXT(disp, glActiveStencilFaceEXT);
-#endif
-
-#if GL_EXT_timer_query
- SET_GetQueryObjecti64vEXT(disp, glGetQueryObjecti64vEXT);
- SET_GetQueryObjectui64vEXT(disp, glGetQueryObjectui64vEXT);
-#endif
-
-#if GL_EXT_vertex_array
- SET_ColorPointerEXT(disp, glColorPointerEXT);
- SET_EdgeFlagPointerEXT(disp, glEdgeFlagPointerEXT);
- SET_IndexPointerEXT(disp, glIndexPointerEXT);
- SET_NormalPointerEXT(disp, glNormalPointerEXT);
- SET_TexCoordPointerEXT(disp, glTexCoordPointerEXT);
- SET_VertexPointerEXT(disp, glVertexPointerEXT);
-#endif
-
-#if GL_IBM_multimode_draw_arrays
- SET_MultiModeDrawArraysIBM(disp, glMultiModeDrawArraysIBM);
- SET_MultiModeDrawElementsIBM(disp, glMultiModeDrawElementsIBM);
-#endif
-
-#if GL_MESA_resize_buffers
- SET_ResizeBuffersMESA(disp, glResizeBuffersMESA);
-#endif
-
-#if GL_MESA_window_pos
- SET_WindowPos4dMESA(disp, glWindowPos4dMESA);
- SET_WindowPos4dvMESA(disp, glWindowPos4dvMESA);
- SET_WindowPos4fMESA(disp, glWindowPos4fMESA);
- SET_WindowPos4fvMESA(disp, glWindowPos4fvMESA);
- SET_WindowPos4iMESA(disp, glWindowPos4iMESA);
- SET_WindowPos4ivMESA(disp, glWindowPos4ivMESA);
- SET_WindowPos4sMESA(disp, glWindowPos4sMESA);
- SET_WindowPos4svMESA(disp, glWindowPos4svMESA);
-#endif
-
-#if GL_NV_fence
- SET_DeleteFencesNV(disp, glDeleteFencesNV);
- SET_FinishFenceNV(disp, glFinishFenceNV);
- SET_GenFencesNV(disp, glGenFencesNV);
- SET_GetFenceivNV(disp, glGetFenceivNV);
- SET_IsFenceNV(disp, glIsFenceNV);
- SET_SetFenceNV(disp, glSetFenceNV);
- SET_TestFenceNV(disp, glTestFenceNV);
-#endif
-
-#if GL_NV_fragment_program
- SET_GetProgramNamedParameterdvNV(disp, glGetProgramNamedParameterdvNV);
- SET_GetProgramNamedParameterfvNV(disp, glGetProgramNamedParameterfvNV);
- SET_ProgramNamedParameter4dNV(disp, glProgramNamedParameter4dNV);
- SET_ProgramNamedParameter4dvNV(disp, glProgramNamedParameter4dvNV);
- SET_ProgramNamedParameter4fNV(disp, glProgramNamedParameter4fNV);
- SET_ProgramNamedParameter4fvNV(disp, glProgramNamedParameter4fvNV);
-#endif
-
-#if GL_NV_geometry_program4
- SET_FramebufferTextureLayerEXT(disp, glFramebufferTextureLayerEXT);
-#endif
-
-#if GL_NV_point_sprite
- SET_PointParameteriNV(disp, glPointParameteriNV);
- SET_PointParameterivNV(disp, glPointParameterivNV);
-#endif
-
-#if GL_NV_register_combiners
- SET_CombinerInputNV(disp, glCombinerInputNV);
- SET_CombinerOutputNV(disp, glCombinerOutputNV);
- SET_CombinerParameterfNV(disp, glCombinerParameterfNV);
- SET_CombinerParameterfvNV(disp, glCombinerParameterfvNV);
- SET_CombinerParameteriNV(disp, glCombinerParameteriNV);
- SET_CombinerParameterivNV(disp, glCombinerParameterivNV);
- SET_FinalCombinerInputNV(disp, glFinalCombinerInputNV);
- SET_GetCombinerInputParameterfvNV(disp, glGetCombinerInputParameterfvNV);
- SET_GetCombinerInputParameterivNV(disp, glGetCombinerInputParameterivNV);
- SET_GetCombinerOutputParameterfvNV(disp, glGetCombinerOutputParameterfvNV);
- SET_GetCombinerOutputParameterivNV(disp, glGetCombinerOutputParameterivNV);
- SET_GetFinalCombinerInputParameterfvNV(disp, glGetFinalCombinerInputParameterfvNV);
- SET_GetFinalCombinerInputParameterivNV(disp, glGetFinalCombinerInputParameterivNV);
-#endif
-
-#if GL_NV_vertex_array_range
- SET_FlushVertexArrayRangeNV(disp, glFlushVertexArrayRangeNV);
- SET_VertexArrayRangeNV(disp, glVertexArrayRangeNV);
-#endif
-
-#if GL_NV_vertex_program
- SET_AreProgramsResidentNV(disp, glAreProgramsResidentNV);
- SET_BindProgramNV(disp, glBindProgramNV);
- SET_DeleteProgramsNV(disp, glDeleteProgramsNV);
- SET_ExecuteProgramNV(disp, glExecuteProgramNV);
- SET_GenProgramsNV(disp, glGenProgramsNV);
- SET_GetProgramParameterdvNV(disp, glGetProgramParameterdvNV);
- SET_GetProgramParameterfvNV(disp, glGetProgramParameterfvNV);
- SET_GetProgramStringNV(disp, glGetProgramStringNV);
- SET_GetProgramivNV(disp, glGetProgramivNV);
- SET_GetTrackMatrixivNV(disp, glGetTrackMatrixivNV);
- SET_GetVertexAttribPointervNV(disp, glGetVertexAttribPointervNV);
- SET_GetVertexAttribdvNV(disp, glGetVertexAttribdvNV);
- SET_GetVertexAttribfvNV(disp, glGetVertexAttribfvNV);
- SET_GetVertexAttribivNV(disp, glGetVertexAttribivNV);
- SET_IsProgramNV(disp, glIsProgramNV);
- SET_LoadProgramNV(disp, glLoadProgramNV);
- SET_ProgramParameters4dvNV(disp, glProgramParameters4dvNV);
- SET_ProgramParameters4fvNV(disp, glProgramParameters4fvNV);
- SET_RequestResidentProgramsNV(disp, glRequestResidentProgramsNV);
- SET_TrackMatrixNV(disp, glTrackMatrixNV);
- SET_VertexAttrib1dNV(disp, glVertexAttrib1dNV)
- SET_VertexAttrib1dvNV(disp, glVertexAttrib1dvNV)
- SET_VertexAttrib1fNV(disp, glVertexAttrib1fNV)
- SET_VertexAttrib1fvNV(disp, glVertexAttrib1fvNV)
- SET_VertexAttrib1sNV(disp, glVertexAttrib1sNV)
- SET_VertexAttrib1svNV(disp, glVertexAttrib1svNV)
- SET_VertexAttrib2dNV(disp, glVertexAttrib2dNV)
- SET_VertexAttrib2dvNV(disp, glVertexAttrib2dvNV)
- SET_VertexAttrib2fNV(disp, glVertexAttrib2fNV)
- SET_VertexAttrib2fvNV(disp, glVertexAttrib2fvNV)
- SET_VertexAttrib2sNV(disp, glVertexAttrib2sNV)
- SET_VertexAttrib2svNV(disp, glVertexAttrib2svNV)
- SET_VertexAttrib3dNV(disp, glVertexAttrib3dNV)
- SET_VertexAttrib3dvNV(disp, glVertexAttrib3dvNV)
- SET_VertexAttrib3fNV(disp, glVertexAttrib3fNV)
- SET_VertexAttrib3fvNV(disp, glVertexAttrib3fvNV)
- SET_VertexAttrib3sNV(disp, glVertexAttrib3sNV)
- SET_VertexAttrib3svNV(disp, glVertexAttrib3svNV)
- SET_VertexAttrib4dNV(disp, glVertexAttrib4dNV)
- SET_VertexAttrib4dvNV(disp, glVertexAttrib4dvNV)
- SET_VertexAttrib4fNV(disp, glVertexAttrib4fNV)
- SET_VertexAttrib4fvNV(disp, glVertexAttrib4fvNV)
- SET_VertexAttrib4sNV(disp, glVertexAttrib4sNV)
- SET_VertexAttrib4svNV(disp, glVertexAttrib4svNV)
- SET_VertexAttrib4ubNV(disp, glVertexAttrib4ubNV)
- SET_VertexAttrib4ubvNV(disp, glVertexAttrib4ubvNV)
- SET_VertexAttribPointerNV(disp, glVertexAttribPointerNV)
- SET_VertexAttribs1dvNV(disp, glVertexAttribs1dvNV)
- SET_VertexAttribs1fvNV(disp, glVertexAttribs1fvNV)
- SET_VertexAttribs1svNV(disp, glVertexAttribs1svNV)
- SET_VertexAttribs2dvNV(disp, glVertexAttribs2dvNV)
- SET_VertexAttribs2fvNV(disp, glVertexAttribs2fvNV)
- SET_VertexAttribs2svNV(disp, glVertexAttribs2svNV)
- SET_VertexAttribs3dvNV(disp, glVertexAttribs3dvNV)
- SET_VertexAttribs3fvNV(disp, glVertexAttribs3fvNV)
- SET_VertexAttribs3svNV(disp, glVertexAttribs3svNV)
- SET_VertexAttribs4dvNV(disp, glVertexAttribs4dvNV)
- SET_VertexAttribs4fvNV(disp, glVertexAttribs4fvNV)
- SET_VertexAttribs4svNV(disp, glVertexAttribs4svNV)
- SET_VertexAttribs4ubvNV(disp, glVertexAttribs4ubvNV)
-#endif
-
-#if GL_SGIS_multisample
- SET_SampleMaskSGIS(disp, glSampleMaskSGIS);
- SET_SamplePatternSGIS(disp, glSamplePatternSGIS);
-#endif
-
-#if GL_SGIS_pixel_texture
- SET_GetPixelTexGenParameterfvSGIS(disp, glGetPixelTexGenParameterfvSGIS);
- SET_GetPixelTexGenParameterivSGIS(disp, glGetPixelTexGenParameterivSGIS);
- SET_PixelTexGenParameterfSGIS(disp, glPixelTexGenParameterfSGIS);
- SET_PixelTexGenParameterfvSGIS(disp, glPixelTexGenParameterfvSGIS);
- SET_PixelTexGenParameteriSGIS(disp, glPixelTexGenParameteriSGIS);
- SET_PixelTexGenParameterivSGIS(disp, glPixelTexGenParameterivSGIS);
- SET_PixelTexGenSGIX(disp, glPixelTexGenSGIX);
-#endif
-}
+/*
+ * GLX implementation that uses Apple's OpenGL.framework
+ * (Indirect rendering path -- it's also used for some direct mode code too)
+ *
+ * Copyright (c) 2007, 2008, 2009 Apple Inc.
+ * Copyright (c) 2004 Torrey T. Lyons. All Rights Reserved.
+ * Copyright (c) 2002 Greg Parker. All Rights Reserved.
+ *
+ * Portions of this file are copied from Mesa's xf86glx.c,
+ * which contains the following copyright:
+ *
+ * Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#include "dri.h"
+
+#include <AvailabilityMacros.h>
+
+#define GL_GLEXT_WUNDEF_SUPPORT
+
+#include <OpenGL/OpenGL.h>
+#include <OpenGL/gl.h>
+#include <OpenGL/glext.h>
+#include <OpenGL/CGLContext.h>
+
+/* These next few GL_EXT pre-processing blocks are to explicitly define
+ * these symbols to 0 if they are not set by OpenGL.framework. This
+ * prevents the X11 glext.h from setting them to 1.
+ */
+
+#ifndef GL_EXT_fragment_shader
+#define GL_EXT_fragment_shader 0
+#endif
+
+#ifndef GL_EXT_blend_equation_separate
+#define GL_EXT_blend_equation_separate 0
+#endif
+
+#ifndef GL_EXT_blend_func_separate
+#define GL_EXT_blend_func_separate 0
+#endif
+
+#ifndef GL_EXT_depth_bounds_test
+#define GL_EXT_depth_bounds_test 0
+#endif
+
+#ifndef GL_EXT_compiled_vertex_array
+#define GL_EXT_compiled_vertex_array 0
+#endif
+
+#ifndef GL_EXT_cull_vertex
+#define GL_EXT_cull_vertex 0
+#endif
+
+#ifndef GL_EXT_fog_coord
+#define GL_EXT_fog_coord 0
+#endif
+
+#ifndef GL_EXT_framebuffer_blit
+#define GL_EXT_framebuffer_blit 0
+#endif
+
+#ifndef GL_EXT_framebuffer_object
+#define GL_EXT_framebuffer_object 0
+#endif
+
+#ifndef GL_EXT_gpu_program_parameters
+#define GL_EXT_gpu_program_parameters 0
+#endif
+
+#ifndef GL_EXT_multi_draw_arrays
+#define GL_EXT_multi_draw_arrays 0
+#endif
+
+#ifndef GL_EXT_point_parameters
+#define GL_EXT_point_parameters 0
+#endif
+
+#ifndef GL_EXT_polygon_offset
+#define GL_EXT_polygon_offset 0
+#endif
+
+#ifndef GL_EXT_secondary_color
+#define GL_EXT_secondary_color 0
+#endif
+
+#ifndef GL_EXT_stencil_two_side
+#define GL_EXT_stencil_two_side 0
+#endif
+
+#ifndef GL_EXT_timer_query
+#define GL_EXT_timer_query 0
+#endif
+
+#ifndef GL_EXT_vertex_array
+#define GL_EXT_vertex_array 0
+#endif
+
+/* Tiger PPC doesn't have the associated symbols, but glext.h says it does. Liars!
+ * http://trac.macports.org/ticket/20638
+ */
+#if defined(__ppc__) && MAC_OS_X_VERSION_MIN_REQUIRED < 1050
+#undef GL_EXT_gpu_program_parameters
+#define GL_EXT_gpu_program_parameters 0
+#endif
+
+#include <GL/glxproto.h>
+#include <windowstr.h>
+#include <resource.h>
+#include <GL/glxint.h>
+#include <GL/glxtokens.h>
+#include <scrnintstr.h>
+#include <glxserver.h>
+#include <glxscreens.h>
+#include <glxdrawable.h>
+#include <glxcontext.h>
+#include <glxext.h>
+#include <glxutil.h>
+#include <glxscreens.h>
+#include <GL/internal/glcore.h>
+#include "x-hash.h"
+#include "x-list.h"
+
+//#include "capabilities.h"
+#include "visualConfigs.h"
+
+typedef unsigned long long GLuint64EXT;
+typedef long long GLint64EXT;
+#include <dispatch.h>
+#include <Xplugin.h>
+#include <glapi.h>
+#include <glapitable.h>
+
+__GLXprovider * GlxGetDRISWrastProvider (void);
+
+// Write debugging output, or not
+#ifdef GLAQUA_DEBUG
+#define GLAQUA_DEBUG_MSG ErrorF
+#else
+#define GLAQUA_DEBUG_MSG(a, ...)
+#endif
+
+static void setup_dispatch_table(void);
+GLuint __glFloorLog2(GLuint val);
+void warn_func(void * p1, char *format, ...);
+
+// some prototypes
+static __GLXscreen * __glXAquaScreenProbe(ScreenPtr pScreen);
+static __GLXdrawable * __glXAquaScreenCreateDrawable(ClientPtr client, __GLXscreen *screen, DrawablePtr pDraw, XID drawId, int type, XID glxDrawId, __GLXconfig *conf);
+
+static void __glXAquaContextDestroy(__GLXcontext *baseContext);
+static int __glXAquaContextMakeCurrent(__GLXcontext *baseContext);
+static int __glXAquaContextLoseCurrent(__GLXcontext *baseContext);
+static int __glXAquaContextForceCurrent(__GLXcontext *baseContext);
+static int __glXAquaContextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc, unsigned long mask);
+
+static CGLPixelFormatObj makeFormat(__GLXconfig *conf);
+
+__GLXprovider __glXDRISWRastProvider = {
+ __glXAquaScreenProbe,
+ "Core OpenGL",
+ NULL
+};
+
+typedef struct __GLXAquaScreen __GLXAquaScreen;
+typedef struct __GLXAquaContext __GLXAquaContext;
+typedef struct __GLXAquaDrawable __GLXAquaDrawable;
+
+struct __GLXAquaScreen {
+ __GLXscreen base;
+ int index;
+ int num_vis;
+};
+
+struct __GLXAquaContext {
+ __GLXcontext base;
+ CGLContextObj ctx;
+ CGLPixelFormatObj pixelFormat;
+ xp_surface_id sid;
+ unsigned isAttached :1;
+};
+
+struct __GLXAquaDrawable {
+ __GLXdrawable base;
+ DrawablePtr pDraw;
+ xp_surface_id sid;
+ __GLXAquaContext *context;
+};
+
+
+static __GLXcontext *
+__glXAquaScreenCreateContext(__GLXscreen *screen,
+ __GLXconfig *conf,
+ __GLXcontext *baseShareContext)
+{
+ __GLXAquaContext *context;
+ __GLXAquaContext *shareContext = (__GLXAquaContext *) baseShareContext;
+ CGLError gl_err;
+
+ GLAQUA_DEBUG_MSG("glXAquaScreenCreateContext\n");
+
+ context = xcalloc(1, sizeof (__GLXAquaContext));
+
+ if (context == NULL)
+ return NULL;
+
+ memset(context, 0, sizeof *context);
+
+ context->base.pGlxScreen = screen;
+
+ context->base.destroy = __glXAquaContextDestroy;
+ context->base.makeCurrent = __glXAquaContextMakeCurrent;
+ context->base.loseCurrent = __glXAquaContextLoseCurrent;
+ context->base.copy = __glXAquaContextCopy;
+ context->base.forceCurrent = __glXAquaContextForceCurrent;
+ /*FIXME verify that the context->base is fully initialized. */
+
+ context->pixelFormat = makeFormat(conf);
+
+ if (!context->pixelFormat) {
+ xfree(context);
+ return NULL;
+ }
+
+ context->ctx = NULL;
+ gl_err = CGLCreateContext(context->pixelFormat,
+ shareContext ? shareContext->ctx : NULL,
+ &context->ctx);
+
+ if (gl_err != 0) {
+ ErrorF("CGLCreateContext error: %s\n", CGLErrorString(gl_err));
+ CGLDestroyPixelFormat(context->pixelFormat);
+ xfree(context);
+ return NULL;
+ }
+
+ setup_dispatch_table();
+ GLAQUA_DEBUG_MSG("glAquaCreateContext done\n");
+
+ return &context->base;
+}
+
+/* maps from surface id -> list of __GLcontext */
+static x_hash_table *surface_hash;
+
+static void __glXAquaContextDestroy(__GLXcontext *baseContext) {
+ x_list *lst;
+
+ __GLXAquaContext *context = (__GLXAquaContext *) baseContext;
+
+ GLAQUA_DEBUG_MSG("glAquaContextDestroy (ctx 0x%x)\n",
+ (unsigned int) baseContext);
+ if (context != NULL) {
+ if (context->sid != 0 && surface_hash != NULL) {
+ lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(context->sid), NULL);
+ lst = x_list_remove(lst, context);
+ x_hash_table_insert(surface_hash, x_cvt_uint_to_vptr(context->sid), lst);
+ }
+
+ if (context->ctx != NULL)
+ CGLDestroyContext(context->ctx);
+
+ if (context->pixelFormat != NULL)
+ CGLDestroyPixelFormat(context->pixelFormat);
+
+ xfree(context);
+ }
+}
+
+static int __glXAquaContextLoseCurrent(__GLXcontext *baseContext) {
+ CGLError gl_err;
+
+ GLAQUA_DEBUG_MSG("glAquaLoseCurrent (ctx 0x%p)\n", baseContext);
+
+ gl_err = CGLSetCurrentContext(NULL);
+ if (gl_err != 0)
+ ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err));
+
+ __glXLastContext = NULL; // Mesa does this; why?
+
+ return GL_TRUE;
+}
+
+/* Called when a surface is destroyed as a side effect of destroying
+ the window it's attached to. */
+static void surface_notify(void *_arg, void *data) {
+ DRISurfaceNotifyArg *arg = (DRISurfaceNotifyArg *)_arg;
+ __GLXAquaDrawable *draw = (__GLXAquaDrawable *)data;
+ __GLXAquaContext *context;
+ x_list *lst;
+ if(_arg == NULL || data == NULL) {
+ ErrorF("surface_notify called with bad params");
+ return;
+ }
+
+ GLAQUA_DEBUG_MSG("surface_notify(%p, %p)\n", _arg, data);
+ switch (arg->kind) {
+ case AppleDRISurfaceNotifyDestroyed:
+ if (surface_hash != NULL)
+ x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(arg->id));
+ draw->base.pDraw = NULL;
+ draw->sid = 0;
+ break;
+
+ case AppleDRISurfaceNotifyChanged:
+ if (surface_hash != NULL) {
+ lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(arg->id), NULL);
+ for (; lst != NULL; lst = lst->next)
+ {
+ context = lst->data;
+ xp_update_gl_context(context->ctx);
+ }
+ }
+ break;
+ default:
+ ErrorF("surface_notify: unknown kind %d\n", arg->kind);
+ break;
+ }
+}
+
+static BOOL attach(__GLXAquaContext *context, __GLXAquaDrawable *draw) {
+ DrawablePtr pDraw;
+
+ GLAQUA_DEBUG_MSG("attach(%p, %p)\n", context, draw);
+
+ if(NULL == context || NULL == draw)
+ return TRUE;
+
+ pDraw = draw->base.pDraw;
+
+ if(NULL == pDraw) {
+ ErrorF("%s:%s() pDraw is NULL!\n", __FILE__, __func__);
+ return TRUE;
+ }
+
+ if (draw->sid == 0) {
+ //if (!quartzProcs->CreateSurface(pDraw->pScreen, pDraw->id, pDraw,
+ if (!DRICreateSurface(pDraw->pScreen, pDraw->id, pDraw,
+ 0, &draw->sid, NULL,
+ surface_notify, draw))
+ return TRUE;
+ draw->pDraw = pDraw;
+ }
+
+ if (!context->isAttached || context->sid != draw->sid) {
+ x_list *lst;
+
+ if (xp_attach_gl_context(context->ctx, draw->sid) != Success) {
+ //quartzProcs->DestroySurface(pDraw->pScreen, pDraw->id, pDraw,
+ DRIDestroySurface(pDraw->pScreen, pDraw->id, pDraw,
+ surface_notify, draw);
+ if (surface_hash != NULL)
+ x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(draw->sid));
+
+ draw->sid = 0;
+ return TRUE;
+ }
+
+ context->isAttached = TRUE;
+ context->sid = draw->sid;
+
+ if (surface_hash == NULL)
+ surface_hash = x_hash_table_new(NULL, NULL, NULL, NULL);
+
+ lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(context->sid), NULL);
+ if (x_list_find(lst, context) == NULL) {
+ lst = x_list_prepend(lst, context);
+ x_hash_table_insert(surface_hash, x_cvt_uint_to_vptr(context->sid), lst);
+ }
+
+
+
+ GLAQUA_DEBUG_MSG("attached 0x%x to 0x%x\n", (unsigned int) pDraw->id,
+ (unsigned int) draw->sid);
+ }
+
+ draw->context = context;
+
+ return FALSE;
+}
+
+#if 0 // unused
+static void unattach(__GLXAquaContext *context) {
+ x_list *lst;
+ GLAQUA_DEBUG_MSG("unattach\n");
+ if (context == NULL) {
+ ErrorF("Tried to unattach a null context\n");
+ return;
+ }
+ if (context->isAttached) {
+ GLAQUA_DEBUG_MSG("unattaching\n");
+
+ if (surface_hash != NULL) {
+ lst = x_hash_table_lookup(surface_hash, (void *) context->sid, NULL);
+ lst = x_list_remove(lst, context);
+ x_hash_table_insert(surface_hash, (void *) context->sid, lst);
+ }
+
+ CGLClearDrawable(context->ctx);
+ context->isAttached = FALSE;
+ context->sid = 0;
+ }
+}
+#endif
+
+static int __glXAquaContextMakeCurrent(__GLXcontext *baseContext) {
+ CGLError gl_err;
+ __GLXAquaContext *context = (__GLXAquaContext *) baseContext;
+ __GLXAquaDrawable *drawPriv = (__GLXAquaDrawable *) context->base.drawPriv;
+
+ GLAQUA_DEBUG_MSG("glAquaMakeCurrent (ctx 0x%p)\n", baseContext);
+
+ if(attach(context, drawPriv))
+ return /*error*/ 0;
+
+ gl_err = CGLSetCurrentContext(context->ctx);
+ if (gl_err != 0)
+ ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err));
+
+ return gl_err == 0;
+}
+
+static int __glXAquaContextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc, unsigned long mask)
+{
+ CGLError gl_err;
+
+ __GLXAquaContext *dst = (__GLXAquaContext *) baseDst;
+ __GLXAquaContext *src = (__GLXAquaContext *) baseSrc;
+
+ GLAQUA_DEBUG_MSG("GLXAquaContextCopy\n");
+
+ gl_err = CGLCopyContext(src->ctx, dst->ctx, mask);
+ if (gl_err != 0)
+ ErrorF("CGLCopyContext error: %s\n", CGLErrorString(gl_err));
+
+ return gl_err == 0;
+}
+
+static int __glXAquaContextForceCurrent(__GLXcontext *baseContext)
+{
+ CGLError gl_err;
+ __GLXAquaContext *context = (__GLXAquaContext *) baseContext;
+ GLAQUA_DEBUG_MSG("glAquaForceCurrent (ctx %p)\n", context->ctx);
+
+ gl_err = CGLSetCurrentContext(context->ctx);
+ if (gl_err != 0)
+ ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err));
+
+ return gl_err == 0;
+}
+
+/* Drawing surface notification callbacks */
+static GLboolean __glXAquaDrawableSwapBuffers(ClientPtr client, __GLXdrawable *base) {
+ CGLError err;
+ __GLXAquaDrawable *drawable;
+
+ // GLAQUA_DEBUG_MSG("glAquaDrawableSwapBuffers(%p)\n",base);
+
+ if(!base) {
+ ErrorF("%s passed NULL\n", __func__);
+ return GL_FALSE;
+ }
+
+ drawable = (__GLXAquaDrawable *)base;
+
+ if(NULL == drawable->context) {
+ ErrorF("%s called with a NULL->context for drawable %p!\n",
+ __func__, (void *)drawable);
+ return GL_FALSE;
+ }
+
+ err = CGLFlushDrawable(drawable->context->ctx);
+
+ if(kCGLNoError != err) {
+ ErrorF("CGLFlushDrawable error: %s in %s\n", CGLErrorString(err),
+ __func__);
+ return GL_FALSE;
+ }
+
+ return GL_TRUE;
+}
+
+
+static CGLPixelFormatObj makeFormat(__GLXconfig *conf) {
+ CGLPixelFormatAttribute attr[64];
+ CGLPixelFormatObj fobj;
+ GLint formats;
+ CGLError error;
+ int i = 0;
+
+ if(conf->doubleBufferMode)
+ attr[i++] = kCGLPFADoubleBuffer;
+
+ if(conf->stereoMode)
+ attr[i++] = kCGLPFAStereo;
+
+ attr[i++] = kCGLPFAColorSize;
+ attr[i++] = conf->redBits + conf->greenBits + conf->blueBits;
+ attr[i++] = kCGLPFAAlphaSize;
+ attr[i++] = conf->alphaBits;
+
+ if((conf->accumRedBits + conf->accumGreenBits + conf->accumBlueBits +
+ conf->accumAlphaBits) > 0) {
+
+ attr[i++] = kCGLPFAAccumSize;
+ attr[i++] = conf->accumRedBits + conf->accumGreenBits
+ + conf->accumBlueBits + conf->accumAlphaBits;
+ }
+
+ attr[i++] = kCGLPFADepthSize;
+ attr[i++] = conf->depthBits;
+
+ if(conf->stencilBits) {
+ attr[i++] = kCGLPFAStencilSize;
+ attr[i++] = conf->stencilBits;
+ }
+
+ if(conf->numAuxBuffers > 0) {
+ attr[i++] = kCGLPFAAuxBuffers;
+ attr[i++] = conf->numAuxBuffers;
+ }
+
+ if(conf->sampleBuffers > 0) {
+ attr[i++] = kCGLPFASampleBuffers;
+ attr[i++] = conf->sampleBuffers;
+ attr[i++] = kCGLPFASamples;
+ attr[i++] = conf->samples;
+ }
+
+ attr[i] = 0;
+
+ error = CGLChoosePixelFormat(attr, &fobj, &formats);
+ if(error) {
+ ErrorF("error: creating pixel format %s\n", CGLErrorString(error));
+ return NULL;
+ }
+
+ return fobj;
+}
+
+static void __glXAquaScreenDestroy(__GLXscreen *screen) {
+
+ GLAQUA_DEBUG_MSG("glXAquaScreenDestroy(%p)\n", screen);
+ __glXScreenDestroy(screen);
+
+ xfree(screen);
+}
+
+/* This is called by __glXInitScreens(). */
+static __GLXscreen * __glXAquaScreenProbe(ScreenPtr pScreen) {
+ __GLXAquaScreen *screen;
+
+ GLAQUA_DEBUG_MSG("glXAquaScreenProbe\n");
+
+ if (pScreen == NULL)
+ return NULL;
+
+ screen = xcalloc(1, sizeof *screen);
+
+ if(NULL == screen)
+ return NULL;
+
+ screen->base.destroy = __glXAquaScreenDestroy;
+ screen->base.createContext = __glXAquaScreenCreateContext;
+ screen->base.createDrawable = __glXAquaScreenCreateDrawable;
+ screen->base.swapInterval = /*FIXME*/ NULL;
+ screen->base.hyperpipeFuncs = NULL;
+ screen->base.swapBarrierFuncs = NULL;
+ screen->base.pScreen = pScreen;
+
+ screen->base.fbconfigs = __glXAquaCreateVisualConfigs(&screen->base.numFBConfigs, pScreen->myNum);
+
+ __glXScreenInit(&screen->base, pScreen);
+
+ screen->base.GLXversion = xstrdup("1.4");
+ screen->base.GLXextensions = xstrdup("GLX_SGIX_fbconfig "
+ "GLX_SGIS_multisample "
+ "GLX_ARB_multisample "
+ "GLX_EXT_visual_info "
+ "GLX_EXT_import_context ");
+
+ /*We may be able to add more GLXextensions at a later time. */
+
+ return &screen->base;
+}
+
+#if 0 // unused
+static void __glXAquaDrawableCopySubBuffer (__GLXdrawable *drawable,
+ int x, int y, int w, int h) {
+ /*TODO finish me*/
+}
+#endif
+
+static void __glXAquaDrawableDestroy(__GLXdrawable *base) {
+ /* gstaplin: base is the head of the structure, so it's at the same
+ * offset in memory.
+ * Is this safe with strict aliasing? I noticed that the other dri code
+ * does this too...
+ */
+ __GLXAquaDrawable *glxPriv = (__GLXAquaDrawable *)base;
+
+ GLAQUA_DEBUG_MSG(__func__);
+
+ /* It doesn't work to call DRIDestroySurface here, the drawable's
+ already gone.. But dri.c notices the window destruction and
+ frees the surface itself. */
+
+ /*gstaplin: verify the statement above. The surface destroy
+ *messages weren't making it through, and may still not be.
+ *We need a good test case for surface creation and destruction.
+ *We also need a good way to enable introspection on the server
+ *to validate the test, beyond using gdb with print.
+ */
+
+ xfree(glxPriv);
+}
+
+static __GLXdrawable *
+__glXAquaScreenCreateDrawable(ClientPtr client,
+ __GLXscreen *screen,
+ DrawablePtr pDraw,
+ XID drawId,
+ int type,
+ XID glxDrawId,
+ __GLXconfig *conf) {
+ __GLXAquaDrawable *glxPriv;
+
+ glxPriv = xalloc(sizeof *glxPriv);
+
+ if(glxPriv == NULL)
+ return NULL;
+
+ memset(glxPriv, 0, sizeof *glxPriv);
+
+ if(!__glXDrawableInit(&glxPriv->base, screen, pDraw, type, glxDrawId, conf)) {
+ xfree(glxPriv);
+ return NULL;
+ }
+
+ glxPriv->base.destroy = __glXAquaDrawableDestroy;
+ glxPriv->base.swapBuffers = __glXAquaDrawableSwapBuffers;
+ glxPriv->base.copySubBuffer = NULL; /* __glXAquaDrawableCopySubBuffer; */
+
+ glxPriv->pDraw = pDraw;
+ glxPriv->sid = 0;
+ glxPriv->context = NULL;
+
+ return &glxPriv->base;
+}
+
+// Extra goodies for glx
+
+GLuint __glFloorLog2(GLuint val)
+{
+ int c = 0;
+
+ while (val > 1) {
+ c++;
+ val >>= 1;
+ }
+ return c;
+}
+
+void warn_func(void * p1, char *format, ...) {
+ va_list v;
+ va_start(v, format);
+ vfprintf(stderr, format, v);
+ va_end(v);
+}
+
+static void setup_dispatch_table(void) {
+ struct _glapi_table *disp=_glapi_get_dispatch();
+ _glapi_set_warning_func((_glapi_warning_func)warn_func);
+ _glapi_noop_enable_warnings(TRUE);
+
+ /* to update:
+ * for f in $(grep 'define SET_' ../../../glx/dispatch.h | cut -f2 -d' ' | cut -f1 -d\( | sort -u); do grep -q $f indirect.c || echo $f ; done | grep -v by_offset | sed 's:SET_\(.*\)$:SET_\1(disp, gl\1)\;:' | pbcopy
+ */
+
+ SET_Accum(disp, glAccum);
+ SET_AlphaFunc(disp, glAlphaFunc);
+ SET_AreTexturesResident(disp, glAreTexturesResident);
+ SET_ArrayElement(disp, glArrayElement);
+ SET_Begin(disp, glBegin);
+ SET_BindTexture(disp, glBindTexture);
+ SET_Bitmap(disp, glBitmap);
+ SET_BlendColor(disp, glBlendColor);
+ SET_BlendEquation(disp, glBlendEquation);
+ SET_BlendFunc(disp, glBlendFunc);
+ SET_CallList(disp, glCallList);
+ SET_CallLists(disp, glCallLists);
+ SET_Clear(disp, glClear);
+ SET_ClearAccum(disp, glClearAccum);
+ SET_ClearColor(disp, glClearColor);
+ SET_ClearDepth(disp, glClearDepth);
+ SET_ClearIndex(disp, glClearIndex);
+ SET_ClearStencil(disp, glClearStencil);
+ SET_ClipPlane(disp, glClipPlane);
+ SET_Color3b(disp, glColor3b);
+ SET_Color3bv(disp, glColor3bv);
+ SET_Color3d(disp, glColor3d);
+ SET_Color3dv(disp, glColor3dv);
+ SET_Color3f(disp, glColor3f);
+ SET_Color3fv(disp, glColor3fv);
+ SET_Color3i(disp, glColor3i);
+ SET_Color3iv(disp, glColor3iv);
+ SET_Color3s(disp, glColor3s);
+ SET_Color3sv(disp, glColor3sv);
+ SET_Color3ub(disp, glColor3ub);
+ SET_Color3ubv(disp, glColor3ubv);
+ SET_Color3ui(disp, glColor3ui);
+ SET_Color3uiv(disp, glColor3uiv);
+ SET_Color3us(disp, glColor3us);
+ SET_Color3usv(disp, glColor3usv);
+ SET_Color4b(disp, glColor4b);
+ SET_Color4bv(disp, glColor4bv);
+ SET_Color4d(disp, glColor4d);
+ SET_Color4dv(disp, glColor4dv);
+ SET_Color4f(disp, glColor4f);
+ SET_Color4fv(disp, glColor4fv);
+ SET_Color4i(disp, glColor4i);
+ SET_Color4iv(disp, glColor4iv);
+ SET_Color4s(disp, glColor4s);
+ SET_Color4sv(disp, glColor4sv);
+ SET_Color4ub(disp, glColor4ub);
+ SET_Color4ubv(disp, glColor4ubv);
+ SET_Color4ui(disp, glColor4ui);
+ SET_Color4uiv(disp, glColor4uiv);
+ SET_Color4us(disp, glColor4us);
+ SET_Color4usv(disp, glColor4usv);
+ SET_ColorMask(disp, glColorMask);
+ SET_ColorMaterial(disp, glColorMaterial);
+ SET_ColorPointer(disp, glColorPointer);
+ SET_ColorSubTable(disp, glColorSubTable);
+ SET_ColorTable(disp, glColorTable);
+ SET_ColorTableParameterfv(disp, glColorTableParameterfv);
+ SET_ColorTableParameteriv(disp, glColorTableParameteriv);
+ SET_ConvolutionFilter1D(disp, glConvolutionFilter1D);
+ SET_ConvolutionFilter2D(disp, glConvolutionFilter2D);
+ SET_ConvolutionParameterf(disp, glConvolutionParameterf);
+ SET_ConvolutionParameterfv(disp, glConvolutionParameterfv);
+ SET_ConvolutionParameteri(disp, glConvolutionParameteri);
+ SET_ConvolutionParameteriv(disp, glConvolutionParameteriv);
+ SET_CopyColorSubTable(disp, glCopyColorSubTable);
+ SET_CopyColorTable(disp, glCopyColorTable);
+ SET_CopyConvolutionFilter1D(disp, glCopyConvolutionFilter1D);
+ SET_CopyConvolutionFilter2D(disp, glCopyConvolutionFilter2D);
+ SET_CopyPixels(disp, glCopyPixels);
+ SET_CopyTexImage1D(disp, glCopyTexImage1D);
+ SET_CopyTexImage2D(disp, glCopyTexImage2D);
+ SET_CopyTexSubImage1D(disp, glCopyTexSubImage1D);
+ SET_CopyTexSubImage2D(disp, glCopyTexSubImage2D);
+ SET_CopyTexSubImage3D(disp, glCopyTexSubImage3D);
+ SET_CullFace(disp, glCullFace);
+ SET_DeleteLists(disp, glDeleteLists);
+ SET_DeleteTextures(disp, glDeleteTextures);
+ SET_DepthFunc(disp, glDepthFunc);
+ SET_DepthMask(disp, glDepthMask);
+ SET_DepthRange(disp, glDepthRange);
+ SET_Disable(disp, glDisable);
+ SET_DisableClientState(disp, glDisableClientState);
+ SET_DrawArrays(disp, glDrawArrays);
+ SET_DrawBuffer(disp, glDrawBuffer);
+ SET_DrawElements(disp, glDrawElements);
+ SET_DrawPixels(disp, glDrawPixels);
+ SET_DrawRangeElements(disp, glDrawRangeElements);
+ SET_EdgeFlag(disp, glEdgeFlag);
+ SET_EdgeFlagPointer(disp, glEdgeFlagPointer);
+ SET_EdgeFlagv(disp, glEdgeFlagv);
+ SET_Enable(disp, glEnable);
+ SET_EnableClientState(disp, glEnableClientState);
+ SET_End(disp, glEnd);
+ SET_EndList(disp, glEndList);
+ SET_EvalCoord1d(disp, glEvalCoord1d);
+ SET_EvalCoord1dv(disp, glEvalCoord1dv);
+ SET_EvalCoord1f(disp, glEvalCoord1f);
+ SET_EvalCoord1fv(disp, glEvalCoord1fv);
+ SET_EvalCoord2d(disp, glEvalCoord2d);
+ SET_EvalCoord2dv(disp, glEvalCoord2dv);
+ SET_EvalCoord2f(disp, glEvalCoord2f);
+ SET_EvalCoord2fv(disp, glEvalCoord2fv);
+ SET_EvalMesh1(disp, glEvalMesh1);
+ SET_EvalMesh2(disp, glEvalMesh2);
+ SET_EvalPoint1(disp, glEvalPoint1);
+ SET_EvalPoint2(disp, glEvalPoint2);
+ SET_FeedbackBuffer(disp, glFeedbackBuffer);
+ SET_Finish(disp, glFinish);
+ SET_Flush(disp, glFlush);
+ SET_Fogf(disp, glFogf);
+ SET_Fogfv(disp, glFogfv);
+ SET_Fogi(disp, glFogi);
+ SET_Fogiv(disp, glFogiv);
+ SET_FrontFace(disp, glFrontFace);
+ SET_Frustum(disp, glFrustum);
+ SET_GenLists(disp, glGenLists);
+ SET_GenTextures(disp, glGenTextures);
+ SET_GetBooleanv(disp, glGetBooleanv);
+ SET_GetClipPlane(disp, glGetClipPlane);
+ SET_GetColorTable(disp, glGetColorTable);
+ SET_GetColorTableParameterfv(disp, glGetColorTableParameterfv);
+ SET_GetColorTableParameteriv(disp, glGetColorTableParameteriv);
+ SET_GetConvolutionFilter(disp, glGetConvolutionFilter);
+ SET_GetConvolutionParameterfv(disp, glGetConvolutionParameterfv);
+ SET_GetConvolutionParameteriv(disp, glGetConvolutionParameteriv);
+ SET_GetDoublev(disp, glGetDoublev);
+ SET_GetError(disp, glGetError);
+ SET_GetFloatv(disp, glGetFloatv);
+ SET_GetHistogram(disp, glGetHistogram);
+ SET_GetHistogramParameterfv(disp, glGetHistogramParameterfv);
+ SET_GetHistogramParameteriv(disp, glGetHistogramParameteriv);
+ SET_GetIntegerv(disp, glGetIntegerv);
+ SET_GetLightfv(disp, glGetLightfv);
+ SET_GetLightiv(disp, glGetLightiv);
+ SET_GetMapdv(disp, glGetMapdv);
+ SET_GetMapfv(disp, glGetMapfv);
+ SET_GetMapiv(disp, glGetMapiv);
+ SET_GetMaterialfv(disp, glGetMaterialfv);
+ SET_GetMaterialiv(disp, glGetMaterialiv);
+ SET_GetMinmax(disp, glGetMinmax);
+ SET_GetMinmaxParameterfv(disp, glGetMinmaxParameterfv);
+ SET_GetMinmaxParameteriv(disp, glGetMinmaxParameteriv);
+ SET_GetPixelMapfv(disp, glGetPixelMapfv);
+ SET_GetPixelMapuiv(disp, glGetPixelMapuiv);
+ SET_GetPixelMapusv(disp, glGetPixelMapusv);
+ SET_GetPointerv(disp, glGetPointerv);
+ SET_GetPolygonStipple(disp, glGetPolygonStipple);
+ SET_GetSeparableFilter(disp, glGetSeparableFilter);
+ SET_GetString(disp, glGetString);
+ SET_GetTexEnvfv(disp, glGetTexEnvfv);
+ SET_GetTexEnviv(disp, glGetTexEnviv);
+ SET_GetTexGendv(disp, glGetTexGendv);
+ SET_GetTexGenfv(disp, glGetTexGenfv);
+ SET_GetTexGeniv(disp, glGetTexGeniv);
+ SET_GetTexImage(disp, glGetTexImage);
+ SET_GetTexLevelParameterfv(disp, glGetTexLevelParameterfv);
+ SET_GetTexLevelParameteriv(disp, glGetTexLevelParameteriv);
+ SET_GetTexParameterfv(disp, glGetTexParameterfv);
+ SET_GetTexParameteriv(disp, glGetTexParameteriv);
+ SET_Hint(disp, glHint);
+ SET_Histogram(disp, glHistogram);
+ SET_IndexMask(disp, glIndexMask);
+ SET_IndexPointer(disp, glIndexPointer);
+ SET_Indexd(disp, glIndexd);
+ SET_Indexdv(disp, glIndexdv);
+ SET_Indexf(disp, glIndexf);
+ SET_Indexfv(disp, glIndexfv);
+ SET_Indexi(disp, glIndexi);
+ SET_Indexiv(disp, glIndexiv);
+ SET_Indexs(disp, glIndexs);
+ SET_Indexsv(disp, glIndexsv);
+ SET_Indexub(disp, glIndexub);
+ SET_Indexubv(disp, glIndexubv);
+ SET_InitNames(disp, glInitNames);
+ SET_InterleavedArrays(disp, glInterleavedArrays);
+ SET_IsEnabled(disp, glIsEnabled);
+ SET_IsList(disp, glIsList);
+ SET_IsTexture(disp, glIsTexture);
+ SET_LightModelf(disp, glLightModelf);
+ SET_LightModelfv(disp, glLightModelfv);
+ SET_LightModeli(disp, glLightModeli);
+ SET_LightModeliv(disp, glLightModeliv);
+ SET_Lightf(disp, glLightf);
+ SET_Lightfv(disp, glLightfv);
+ SET_Lighti(disp, glLighti);
+ SET_Lightiv(disp, glLightiv);
+ SET_LineStipple(disp, glLineStipple);
+ SET_LineWidth(disp, glLineWidth);
+ SET_ListBase(disp, glListBase);
+ SET_LoadIdentity(disp, glLoadIdentity);
+ SET_LoadMatrixd(disp, glLoadMatrixd);
+ SET_LoadMatrixf(disp, glLoadMatrixf);
+ SET_LoadName(disp, glLoadName);
+ SET_LogicOp(disp, glLogicOp);
+ SET_Map1d(disp, glMap1d);
+ SET_Map1f(disp, glMap1f);
+ SET_Map2d(disp, glMap2d);
+ SET_Map2f(disp, glMap2f);
+ SET_MapGrid1d(disp, glMapGrid1d);
+ SET_MapGrid1f(disp, glMapGrid1f);
+ SET_MapGrid2d(disp, glMapGrid2d);
+ SET_MapGrid2f(disp, glMapGrid2f);
+ SET_Materialf(disp, glMaterialf);
+ SET_Materialfv(disp, glMaterialfv);
+ SET_Materiali(disp, glMateriali);
+ SET_Materialiv(disp, glMaterialiv);
+ SET_MatrixMode(disp, glMatrixMode);
+ SET_Minmax(disp, glMinmax);
+ SET_MultMatrixd(disp, glMultMatrixd);
+ SET_MultMatrixf(disp, glMultMatrixf);
+ SET_NewList(disp, glNewList);
+ SET_Normal3b(disp, glNormal3b);
+ SET_Normal3bv(disp, glNormal3bv);
+ SET_Normal3d(disp, glNormal3d);
+ SET_Normal3dv(disp, glNormal3dv);
+ SET_Normal3f(disp, glNormal3f);
+ SET_Normal3fv(disp, glNormal3fv);
+ SET_Normal3i(disp, glNormal3i);
+ SET_Normal3iv(disp, glNormal3iv);
+ SET_Normal3s(disp, glNormal3s);
+ SET_Normal3sv(disp, glNormal3sv);
+ SET_NormalPointer(disp, glNormalPointer);
+ SET_Ortho(disp, glOrtho);
+ SET_PassThrough(disp, glPassThrough);
+ SET_PixelMapfv(disp, glPixelMapfv);
+ SET_PixelMapuiv(disp, glPixelMapuiv);
+ SET_PixelMapusv(disp, glPixelMapusv);
+ SET_PixelStoref(disp, glPixelStoref);
+ SET_PixelStorei(disp, glPixelStorei);
+ SET_PixelTransferf(disp, glPixelTransferf);
+ SET_PixelTransferi(disp, glPixelTransferi);
+ SET_PixelZoom(disp, glPixelZoom);
+ SET_PointSize(disp, glPointSize);
+ SET_PolygonMode(disp, glPolygonMode);
+ SET_PolygonOffset(disp, glPolygonOffset);
+ SET_PolygonStipple(disp, glPolygonStipple);
+ SET_PopAttrib(disp, glPopAttrib);
+ SET_PopClientAttrib(disp, glPopClientAttrib);
+ SET_PopMatrix(disp, glPopMatrix);
+ SET_PopName(disp, glPopName);
+ SET_PrioritizeTextures(disp, glPrioritizeTextures);
+ SET_PushAttrib(disp, glPushAttrib);
+ SET_PushClientAttrib(disp, glPushClientAttrib);
+ SET_PushMatrix(disp, glPushMatrix);
+ SET_PushName(disp, glPushName);
+ SET_RasterPos2d(disp, glRasterPos2d);
+ SET_RasterPos2dv(disp, glRasterPos2dv);
+ SET_RasterPos2f(disp, glRasterPos2f);
+ SET_RasterPos2fv(disp, glRasterPos2fv);
+ SET_RasterPos2i(disp, glRasterPos2i);
+ SET_RasterPos2iv(disp, glRasterPos2iv);
+ SET_RasterPos2s(disp, glRasterPos2s);
+ SET_RasterPos2sv(disp, glRasterPos2sv);
+ SET_RasterPos3d(disp, glRasterPos3d);
+ SET_RasterPos3dv(disp, glRasterPos3dv);
+ SET_RasterPos3f(disp, glRasterPos3f);
+ SET_RasterPos3fv(disp, glRasterPos3fv);
+ SET_RasterPos3i(disp, glRasterPos3i);
+ SET_RasterPos3iv(disp, glRasterPos3iv);
+ SET_RasterPos3s(disp, glRasterPos3s);
+ SET_RasterPos3sv(disp, glRasterPos3sv);
+ SET_RasterPos4d(disp, glRasterPos4d);
+ SET_RasterPos4dv(disp, glRasterPos4dv);
+ SET_RasterPos4f(disp, glRasterPos4f);
+ SET_RasterPos4fv(disp, glRasterPos4fv);
+ SET_RasterPos4i(disp, glRasterPos4i);
+ SET_RasterPos4iv(disp, glRasterPos4iv);
+ SET_RasterPos4s(disp, glRasterPos4s);
+ SET_RasterPos4sv(disp, glRasterPos4sv);
+ SET_ReadBuffer(disp, glReadBuffer);
+ SET_ReadPixels(disp, glReadPixels);
+ SET_Rectd(disp, glRectd);
+ SET_Rectdv(disp, glRectdv);
+ SET_Rectf(disp, glRectf);
+ SET_Rectfv(disp, glRectfv);
+ SET_Recti(disp, glRecti);
+ SET_Rectiv(disp, glRectiv);
+ SET_Rects(disp, glRects);
+ SET_Rectsv(disp, glRectsv);
+ SET_RenderMode(disp, glRenderMode);
+ SET_ResetHistogram(disp, glResetHistogram);
+ SET_ResetMinmax(disp, glResetMinmax);
+ SET_Rotated(disp, glRotated);
+ SET_Rotatef(disp, glRotatef);
+ SET_Scaled(disp, glScaled);
+ SET_Scalef(disp, glScalef);
+ SET_Scissor(disp, glScissor);
+ SET_SelectBuffer(disp, glSelectBuffer);
+ SET_SeparableFilter2D(disp, glSeparableFilter2D);
+ SET_ShadeModel(disp, glShadeModel);
+ SET_StencilFunc(disp, glStencilFunc);
+ SET_StencilMask(disp, glStencilMask);
+ SET_StencilOp(disp, glStencilOp);
+ SET_TexCoord1d(disp, glTexCoord1d);
+ SET_TexCoord1dv(disp, glTexCoord1dv);
+ SET_TexCoord1f(disp, glTexCoord1f);
+ SET_TexCoord1fv(disp, glTexCoord1fv);
+ SET_TexCoord1i(disp, glTexCoord1i);
+ SET_TexCoord1iv(disp, glTexCoord1iv);
+ SET_TexCoord1s(disp, glTexCoord1s);
+ SET_TexCoord1sv(disp, glTexCoord1sv);
+ SET_TexCoord2d(disp, glTexCoord2d);
+ SET_TexCoord2dv(disp, glTexCoord2dv);
+ SET_TexCoord2f(disp, glTexCoord2f);
+ SET_TexCoord2fv(disp, glTexCoord2fv);
+ SET_TexCoord2i(disp, glTexCoord2i);
+ SET_TexCoord2iv(disp, glTexCoord2iv);
+ SET_TexCoord2s(disp, glTexCoord2s);
+ SET_TexCoord2sv(disp, glTexCoord2sv);
+ SET_TexCoord3d(disp, glTexCoord3d);
+ SET_TexCoord3dv(disp, glTexCoord3dv);
+ SET_TexCoord3f(disp, glTexCoord3f);
+ SET_TexCoord3fv(disp, glTexCoord3fv);
+ SET_TexCoord3i(disp, glTexCoord3i);
+ SET_TexCoord3iv(disp, glTexCoord3iv);
+ SET_TexCoord3s(disp, glTexCoord3s);
+ SET_TexCoord3sv(disp, glTexCoord3sv);
+ SET_TexCoord4d(disp, glTexCoord4d);
+ SET_TexCoord4dv(disp, glTexCoord4dv);
+ SET_TexCoord4f(disp, glTexCoord4f);
+ SET_TexCoord4fv(disp, glTexCoord4fv);
+ SET_TexCoord4i(disp, glTexCoord4i);
+ SET_TexCoord4iv(disp, glTexCoord4iv);
+ SET_TexCoord4s(disp, glTexCoord4s);
+ SET_TexCoord4sv(disp, glTexCoord4sv);
+ SET_TexCoordPointer(disp, glTexCoordPointer);
+ SET_TexEnvf(disp, glTexEnvf);
+ SET_TexEnvfv(disp, glTexEnvfv);
+ SET_TexEnvi(disp, glTexEnvi);
+ SET_TexEnviv(disp, glTexEnviv);
+ SET_TexGend(disp, glTexGend);
+ SET_TexGendv(disp, glTexGendv);
+ SET_TexGenf(disp, glTexGenf);
+ SET_TexGenfv(disp, glTexGenfv);
+ SET_TexGeni(disp, glTexGeni);
+ SET_TexGeniv(disp, glTexGeniv);
+
+ /* Pointer Incompatability:
+ * internalformat is a GLenum according to /System/Library/Frameworks/OpenGL.framework/Headers/gl.h
+ * extern void glTexImage1D (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
+ * extern void glTexImage2D (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
+ * extern void glTexImage3D (GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const GLvoid *pixels);
+ *
+ * and it's a GLint in glx/glapitable.h and according to the man page
+ * void ( * TexImage1D)(GLenum target, GLint level, GLint internalformat, GLsizei width, GLint border, GLenum format, GLenum type, const GLvoid * pixels);
+ * void ( * TexImage2D)(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const GLvoid * pixels);
+ * void ( * TexImage3D)(GLenum target, GLint level, GLint internalformat, GLsizei width, GLsizei height, GLsizei depth, GLint border, GLenum format, GLenum type, const GLvoid * pixels);
+ *
+ * <rdar://problem/6953344> gl.h contains incorrect prototypes for glTexImage[123]D
+ */
+
+ SET_TexImage1D(disp, (void *)glTexImage1D);
+ SET_TexImage2D(disp, (void *)glTexImage2D);
+ SET_TexImage3D(disp, (void *)glTexImage3D);
+ SET_TexParameterf(disp, glTexParameterf);
+ SET_TexParameterfv(disp, glTexParameterfv);
+ SET_TexParameteri(disp, glTexParameteri);
+ SET_TexParameteriv(disp, glTexParameteriv);
+ SET_TexSubImage1D(disp, glTexSubImage1D);
+ SET_TexSubImage2D(disp, glTexSubImage2D);
+ SET_TexSubImage3D(disp, glTexSubImage3D);
+ SET_Translated(disp, glTranslated);
+ SET_Translatef(disp, glTranslatef);
+ SET_Vertex2d(disp, glVertex2d);
+ SET_Vertex2dv(disp, glVertex2dv);
+ SET_Vertex2f(disp, glVertex2f);
+ SET_Vertex2fv(disp, glVertex2fv);
+ SET_Vertex2i(disp, glVertex2i);
+ SET_Vertex2iv(disp, glVertex2iv);
+ SET_Vertex2s(disp, glVertex2s);
+ SET_Vertex2sv(disp, glVertex2sv);
+ SET_Vertex3d(disp, glVertex3d);
+ SET_Vertex3dv(disp, glVertex3dv);
+ SET_Vertex3f(disp, glVertex3f);
+ SET_Vertex3fv(disp, glVertex3fv);
+ SET_Vertex3i(disp, glVertex3i);
+ SET_Vertex3iv(disp, glVertex3iv);
+ SET_Vertex3s(disp, glVertex3s);
+ SET_Vertex3sv(disp, glVertex3sv);
+ SET_Vertex4d(disp, glVertex4d);
+ SET_Vertex4dv(disp, glVertex4dv);
+ SET_Vertex4f(disp, glVertex4f);
+ SET_Vertex4fv(disp, glVertex4fv);
+ SET_Vertex4i(disp, glVertex4i);
+ SET_Vertex4iv(disp, glVertex4iv);
+ SET_Vertex4s(disp, glVertex4s);
+ SET_Vertex4sv(disp, glVertex4sv);
+ SET_VertexPointer(disp, glVertexPointer);
+ SET_Viewport(disp, glViewport);
+
+#if GL_VERSION_2_0
+ SET_AttachShader(disp, glAttachShader);
+ SET_DeleteShader(disp, glDeleteShader);
+ SET_DetachShader(disp, glDetachShader);
+ SET_GetAttachedShaders(disp, glGetAttachedShaders);
+ SET_GetProgramInfoLog(disp, glGetProgramInfoLog);
+ SET_GetShaderInfoLog(disp, glGetShaderInfoLog);
+ SET_GetShaderiv(disp, glGetShaderiv);
+ SET_IsShader(disp, glIsShader);
+ SET_StencilFuncSeparate(disp, glStencilFuncSeparate);
+ SET_StencilMaskSeparate(disp, glStencilMaskSeparate);
+ SET_StencilOpSeparate(disp, glStencilOpSeparate);
+#endif
+
+#if GL_VERSION_2_1
+ SET_UniformMatrix2x3fv(disp, glUniformMatrix2x3fv);
+ SET_UniformMatrix2x4fv(disp, glUniformMatrix2x4fv);
+ SET_UniformMatrix3x2fv(disp, glUniformMatrix3x2fv);
+ SET_UniformMatrix3x4fv(disp, glUniformMatrix3x4fv);
+ SET_UniformMatrix4x2fv(disp, glUniformMatrix4x2fv);
+ SET_UniformMatrix4x3fv(disp, glUniformMatrix4x3fv);
+#endif
+
+#if GL_APPLE_vertex_array_object
+ SET_BindVertexArrayAPPLE(disp, glBindVertexArrayAPPLE);
+ SET_DeleteVertexArraysAPPLE(disp, glDeleteVertexArraysAPPLE);
+ SET_GenVertexArraysAPPLE(disp, glGenVertexArraysAPPLE);
+ SET_IsVertexArrayAPPLE(disp, glIsVertexArrayAPPLE);
+#endif
+
+#if GL_ARB_draw_buffers
+ SET_DrawBuffersARB(disp, glDrawBuffersARB);
+#endif
+
+#if GL_ARB_multisample
+ SET_SampleCoverageARB(disp, glSampleCoverageARB);
+#endif
+
+#if GL_ARB_multitexture
+ SET_ActiveTextureARB(disp, glActiveTextureARB);
+ SET_ClientActiveTextureARB(disp, glClientActiveTextureARB);
+ SET_MultiTexCoord1dARB(disp, glMultiTexCoord1dARB);
+ SET_MultiTexCoord1dvARB(disp, glMultiTexCoord1dvARB);
+ SET_MultiTexCoord1fARB(disp, glMultiTexCoord1fARB);
+ SET_MultiTexCoord1fvARB(disp, glMultiTexCoord1fvARB);
+ SET_MultiTexCoord1iARB(disp, glMultiTexCoord1iARB);
+ SET_MultiTexCoord1ivARB(disp, glMultiTexCoord1ivARB);
+ SET_MultiTexCoord1sARB(disp, glMultiTexCoord1sARB);
+ SET_MultiTexCoord1svARB(disp, glMultiTexCoord1svARB);
+ SET_MultiTexCoord2dARB(disp, glMultiTexCoord2dARB);
+ SET_MultiTexCoord2dvARB(disp, glMultiTexCoord2dvARB);
+ SET_MultiTexCoord2fARB(disp, glMultiTexCoord2fARB);
+ SET_MultiTexCoord2fvARB(disp, glMultiTexCoord2fvARB);
+ SET_MultiTexCoord2iARB(disp, glMultiTexCoord2iARB);
+ SET_MultiTexCoord2ivARB(disp, glMultiTexCoord2ivARB);
+ SET_MultiTexCoord2sARB(disp, glMultiTexCoord2sARB);
+ SET_MultiTexCoord2svARB(disp, glMultiTexCoord2svARB);
+ SET_MultiTexCoord3dARB(disp, glMultiTexCoord3dARB);
+ SET_MultiTexCoord3dvARB(disp, glMultiTexCoord3dvARB);
+ SET_MultiTexCoord3fARB(disp, glMultiTexCoord3fARB);
+ SET_MultiTexCoord3fvARB(disp, glMultiTexCoord3fvARB);
+ SET_MultiTexCoord3iARB(disp, glMultiTexCoord3iARB);
+ SET_MultiTexCoord3ivARB(disp, glMultiTexCoord3ivARB);
+ SET_MultiTexCoord3sARB(disp, glMultiTexCoord3sARB);
+ SET_MultiTexCoord3svARB(disp, glMultiTexCoord3svARB);
+ SET_MultiTexCoord4dARB(disp, glMultiTexCoord4dARB);
+ SET_MultiTexCoord4dvARB(disp, glMultiTexCoord4dvARB);
+ SET_MultiTexCoord4fARB(disp, glMultiTexCoord4fARB);
+ SET_MultiTexCoord4fvARB(disp, glMultiTexCoord4fvARB);
+ SET_MultiTexCoord4iARB(disp, glMultiTexCoord4iARB);
+ SET_MultiTexCoord4ivARB(disp, glMultiTexCoord4ivARB);
+ SET_MultiTexCoord4sARB(disp, glMultiTexCoord4sARB);
+ SET_MultiTexCoord4svARB(disp, glMultiTexCoord4svARB);
+#endif
+
+#if GL_ARB_occlusion_query
+ SET_BeginQueryARB(disp, glBeginQueryARB);
+ SET_DeleteQueriesARB(disp, glDeleteQueriesARB);
+ SET_EndQueryARB(disp, glEndQueryARB);
+ SET_GenQueriesARB(disp, glGenQueriesARB);
+ SET_GetQueryObjectivARB(disp, glGetQueryObjectivARB);
+ SET_GetQueryObjectuivARB(disp, glGetQueryObjectuivARB);
+ SET_GetQueryivARB(disp, glGetQueryivARB);
+ SET_IsQueryARB(disp, glIsQueryARB);
+#endif
+
+#if GL_ARB_shader_objects
+ SET_AttachObjectARB(disp, glAttachObjectARB);
+ SET_CompileShaderARB(disp, glCompileShaderARB);
+ SET_DeleteObjectARB(disp, glDeleteObjectARB);
+ SET_GetHandleARB(disp, glGetHandleARB);
+ SET_DetachObjectARB(disp, glDetachObjectARB);
+ SET_CreateProgramObjectARB(disp, glCreateProgramObjectARB);
+ SET_CreateShaderObjectARB(disp, glCreateShaderObjectARB);
+ SET_GetInfoLogARB(disp, glGetInfoLogARB);
+ SET_GetActiveUniformARB(disp, glGetActiveUniformARB);
+ SET_GetAttachedObjectsARB(disp, glGetAttachedObjectsARB);
+ SET_GetObjectParameterfvARB(disp, glGetObjectParameterfvARB);
+ SET_GetObjectParameterivARB(disp, glGetObjectParameterivARB);
+ SET_GetShaderSourceARB(disp, glGetShaderSourceARB);
+ SET_GetUniformLocationARB(disp, glGetUniformLocationARB);
+ SET_GetUniformfvARB(disp, glGetUniformfvARB);
+ SET_GetUniformivARB(disp, glGetUniformivARB);
+ SET_LinkProgramARB(disp, glLinkProgramARB);
+ SET_ShaderSourceARB(disp, glShaderSourceARB);
+ SET_Uniform1fARB(disp, glUniform1fARB);
+ SET_Uniform1fvARB(disp, glUniform1fvARB);
+ SET_Uniform1iARB(disp, glUniform1iARB);
+ SET_Uniform1ivARB(disp, glUniform1ivARB);
+ SET_Uniform2fARB(disp, glUniform2fARB);
+ SET_Uniform2fvARB(disp, glUniform2fvARB);
+ SET_Uniform2iARB(disp, glUniform2iARB);
+ SET_Uniform2ivARB(disp, glUniform2ivARB);
+ SET_Uniform3fARB(disp, glUniform3fARB);
+ SET_Uniform3fvARB(disp, glUniform3fvARB);
+ SET_Uniform3iARB(disp, glUniform3iARB);
+ SET_Uniform3ivARB(disp, glUniform3ivARB);
+ SET_Uniform4fARB(disp, glUniform4fARB);
+ SET_Uniform4fvARB(disp, glUniform4fvARB);
+ SET_Uniform4iARB(disp, glUniform4iARB);
+ SET_Uniform4ivARB(disp, glUniform4ivARB);
+ SET_UniformMatrix2fvARB(disp, glUniformMatrix2fvARB);
+ SET_UniformMatrix3fvARB(disp, glUniformMatrix3fvARB);
+ SET_UniformMatrix4fvARB(disp, glUniformMatrix4fvARB);
+ SET_UseProgramObjectARB(disp, glUseProgramObjectARB);
+ SET_ValidateProgramARB(disp, glValidateProgramARB);
+#endif
+
+#if GL_ARB_texture_compression
+ SET_CompressedTexImage1DARB(disp, glCompressedTexImage1DARB);
+ SET_CompressedTexImage2DARB(disp, glCompressedTexImage2DARB);
+ SET_CompressedTexImage3DARB(disp, glCompressedTexImage3DARB);
+ SET_CompressedTexSubImage1DARB(disp, glCompressedTexSubImage1DARB);
+ SET_CompressedTexSubImage2DARB(disp, glCompressedTexSubImage2DARB);
+ SET_CompressedTexSubImage3DARB(disp, glCompressedTexSubImage3DARB);
+ SET_GetCompressedTexImageARB(disp, glGetCompressedTexImageARB);
+#endif
+
+#if GL_ARB_transpose_matrix
+ SET_LoadTransposeMatrixdARB(disp, glLoadTransposeMatrixdARB);
+ SET_LoadTransposeMatrixfARB(disp, glLoadTransposeMatrixfARB);
+ SET_MultTransposeMatrixdARB(disp, glMultTransposeMatrixdARB);
+ SET_MultTransposeMatrixfARB(disp, glMultTransposeMatrixfARB);
+#endif
+
+#if GL_ARB_vertex_buffer_object
+ SET_BindBufferARB(disp, glBindBufferARB);
+ SET_BufferDataARB(disp, glBufferDataARB);
+ SET_BufferSubDataARB(disp, glBufferSubDataARB);
+ SET_DeleteBuffersARB(disp, glDeleteBuffersARB);
+ SET_GenBuffersARB(disp, glGenBuffersARB);
+ SET_GetBufferParameterivARB(disp, glGetBufferParameterivARB);
+ SET_GetBufferPointervARB(disp, glGetBufferPointervARB);
+ SET_GetBufferSubDataARB(disp, glGetBufferSubDataARB);
+ SET_IsBufferARB(disp, glIsBufferARB);
+ SET_MapBufferARB(disp, glMapBufferARB);
+ SET_UnmapBufferARB(disp, glUnmapBufferARB);
+#endif
+
+#if GL_ARB_vertex_program
+ SET_DisableVertexAttribArrayARB(disp, glDisableVertexAttribArrayARB);
+ SET_EnableVertexAttribArrayARB(disp, glEnableVertexAttribArrayARB);
+ SET_GetProgramEnvParameterdvARB(disp, glGetProgramEnvParameterdvARB);
+ SET_GetProgramEnvParameterfvARB(disp, glGetProgramEnvParameterfvARB);
+ SET_GetProgramLocalParameterdvARB(disp, glGetProgramLocalParameterdvARB);
+ SET_GetProgramLocalParameterfvARB(disp, glGetProgramLocalParameterfvARB);
+ SET_GetProgramStringARB(disp, glGetProgramStringARB);
+ SET_GetProgramivARB(disp, glGetProgramivARB);
+ SET_GetVertexAttribdvARB(disp, glGetVertexAttribdvARB);
+ SET_GetVertexAttribfvARB(disp, glGetVertexAttribfvARB);
+ SET_GetVertexAttribivARB(disp, glGetVertexAttribivARB);
+ SET_ProgramEnvParameter4dARB(disp, glProgramEnvParameter4dARB);
+ SET_ProgramEnvParameter4dvARB(disp, glProgramEnvParameter4dvARB);
+ SET_ProgramEnvParameter4fARB(disp, glProgramEnvParameter4fARB);
+ SET_ProgramEnvParameter4fvARB(disp, glProgramEnvParameter4fvARB);
+ SET_ProgramLocalParameter4dARB(disp, glProgramLocalParameter4dARB);
+ SET_ProgramLocalParameter4dvARB(disp, glProgramLocalParameter4dvARB);
+ SET_ProgramLocalParameter4fARB(disp, glProgramLocalParameter4fARB);
+ SET_ProgramLocalParameter4fvARB(disp, glProgramLocalParameter4fvARB);
+ SET_ProgramStringARB(disp, glProgramStringARB);
+ SET_VertexAttrib1dARB(disp, glVertexAttrib1dARB);
+ SET_VertexAttrib1dvARB(disp, glVertexAttrib1dvARB);
+ SET_VertexAttrib1fARB(disp, glVertexAttrib1fARB);
+ SET_VertexAttrib1fvARB(disp, glVertexAttrib1fvARB);
+ SET_VertexAttrib1sARB(disp, glVertexAttrib1sARB);
+ SET_VertexAttrib1svARB(disp, glVertexAttrib1svARB);
+ SET_VertexAttrib2dARB(disp, glVertexAttrib2dARB);
+ SET_VertexAttrib2dvARB(disp, glVertexAttrib2dvARB);
+ SET_VertexAttrib2fARB(disp, glVertexAttrib2fARB);
+ SET_VertexAttrib2fvARB(disp, glVertexAttrib2fvARB);
+ SET_VertexAttrib2sARB(disp, glVertexAttrib2sARB);
+ SET_VertexAttrib2svARB(disp, glVertexAttrib2svARB);
+ SET_VertexAttrib3dARB(disp, glVertexAttrib3dARB);
+ SET_VertexAttrib3dvARB(disp, glVertexAttrib3dvARB);
+ SET_VertexAttrib3fARB(disp, glVertexAttrib3fARB);
+ SET_VertexAttrib3fvARB(disp, glVertexAttrib3fvARB);
+ SET_VertexAttrib3sARB(disp, glVertexAttrib3sARB);
+ SET_VertexAttrib3svARB(disp, glVertexAttrib3svARB);
+ SET_VertexAttrib4NbvARB(disp, glVertexAttrib4NbvARB);
+ SET_VertexAttrib4NivARB(disp, glVertexAttrib4NivARB);
+ SET_VertexAttrib4NsvARB(disp, glVertexAttrib4NsvARB);
+ SET_VertexAttrib4NubARB(disp, glVertexAttrib4NubARB);
+ SET_VertexAttrib4NubvARB(disp, glVertexAttrib4NubvARB);
+ SET_VertexAttrib4NuivARB(disp, glVertexAttrib4NuivARB);
+ SET_VertexAttrib4NusvARB(disp, glVertexAttrib4NusvARB);
+ SET_VertexAttrib4bvARB(disp, glVertexAttrib4bvARB);
+ SET_VertexAttrib4dARB(disp, glVertexAttrib4dARB);
+ SET_VertexAttrib4dvARB(disp, glVertexAttrib4dvARB);
+ SET_VertexAttrib4fARB(disp, glVertexAttrib4fARB);
+ SET_VertexAttrib4fvARB(disp, glVertexAttrib4fvARB);
+ SET_VertexAttrib4ivARB(disp, glVertexAttrib4ivARB);
+ SET_VertexAttrib4sARB(disp, glVertexAttrib4sARB);
+ SET_VertexAttrib4svARB(disp, glVertexAttrib4svARB);
+ SET_VertexAttrib4ubvARB(disp, glVertexAttrib4ubvARB);
+ SET_VertexAttrib4uivARB(disp, glVertexAttrib4uivARB);
+ SET_VertexAttrib4usvARB(disp, glVertexAttrib4usvARB);
+ SET_VertexAttribPointerARB(disp, glVertexAttribPointerARB);
+#endif
+
+#if GL_ARB_vertex_shader
+ SET_BindAttribLocationARB(disp, glBindAttribLocationARB);
+ SET_GetActiveAttribARB(disp, glGetActiveAttribARB);
+ SET_GetAttribLocationARB(disp, glGetAttribLocationARB);
+#endif
+
+#if GL_ARB_window_pos
+ SET_WindowPos2dMESA(disp, glWindowPos2dARB);
+ SET_WindowPos2dvMESA(disp, glWindowPos2dvARB);
+ SET_WindowPos2fMESA(disp, glWindowPos2fARB);
+ SET_WindowPos2fvMESA(disp, glWindowPos2fvARB);
+ SET_WindowPos2iMESA(disp, glWindowPos2iARB);
+ SET_WindowPos2ivMESA(disp, glWindowPos2ivARB);
+ SET_WindowPos2sMESA(disp, glWindowPos2sARB);
+ SET_WindowPos2svMESA(disp, glWindowPos2svARB);
+ SET_WindowPos3dMESA(disp, glWindowPos3dARB);
+ SET_WindowPos3dvMESA(disp, glWindowPos3dvARB);
+ SET_WindowPos3fMESA(disp, glWindowPos3fARB);
+ SET_WindowPos3fvMESA(disp, glWindowPos3fvARB);
+ SET_WindowPos3iMESA(disp, glWindowPos3iARB);
+ SET_WindowPos3ivMESA(disp, glWindowPos3ivARB);
+ SET_WindowPos3sMESA(disp, glWindowPos3sARB);
+ SET_WindowPos3svMESA(disp, glWindowPos3svARB);
+#endif
+
+#if GL_ATI_fragment_shader
+ SET_AlphaFragmentOp1ATI(disp, glAlphaFragmentOp1ATI);
+ SET_AlphaFragmentOp2ATI(disp, glAlphaFragmentOp2ATI);
+ SET_AlphaFragmentOp3ATI(disp, glAlphaFragmentOp3ATI);
+ SET_BeginFragmentShaderATI(disp, glBeginFragmentShaderATI);
+ SET_BindFragmentShaderATI(disp, glBindFragmentShaderATI);
+ SET_ColorFragmentOp1ATI(disp, glColorFragmentOp1ATI);
+ SET_ColorFragmentOp2ATI(disp, glColorFragmentOp2ATI);
+ SET_ColorFragmentOp3ATI(disp, glColorFragmentOp3ATI);
+ SET_DeleteFragmentShaderATI(disp, glDeleteFragmentShaderATI);
+ SET_EndFragmentShaderATI(disp, glEndFragmentShaderATI);
+ SET_GenFragmentShadersATI(disp, glGenFragmentShadersATI);
+ SET_PassTexCoordATI(disp, glPassTexCoordATI);
+ SET_SampleMapATI(disp, glSampleMapATI);
+ SET_SetFragmentShaderConstantATI(disp, glSetFragmentShaderConstantATI);
+#elif GL_EXT_fragment_shader
+ SET_AlphaFragmentOp1ATI(disp, glAlphaFragmentOp1EXT);
+ SET_AlphaFragmentOp2ATI(disp, glAlphaFragmentOp2EXT);
+ SET_AlphaFragmentOp3ATI(disp, glAlphaFragmentOp3EXT);
+ SET_BeginFragmentShaderATI(disp, glBeginFragmentShaderEXT);
+ SET_BindFragmentShaderATI(disp, glBindFragmentShaderEXT);
+ SET_ColorFragmentOp1ATI(disp, glColorFragmentOp1EXT);
+ SET_ColorFragmentOp2ATI(disp, glColorFragmentOp2EXT);
+ SET_ColorFragmentOp3ATI(disp, glColorFragmentOp3EXT);
+ SET_DeleteFragmentShaderATI(disp, glDeleteFragmentShaderEXT);
+ SET_EndFragmentShaderATI(disp, glEndFragmentShaderEXT);
+ SET_GenFragmentShadersATI(disp, glGenFragmentShadersEXT);
+ SET_PassTexCoordATI(disp, glPassTexCoordEXT);
+ SET_SampleMapATI(disp, glSampleMapEXT);
+ SET_SetFragmentShaderConstantATI(disp, glSetFragmentShaderConstantEXT);
+#endif
+
+#if GL_ATI_separate_stencil
+ SET_StencilFuncSeparateATI(disp, glStencilFuncSeparateATI);
+#endif
+
+#if GL_EXT_blend_equation_separate
+ SET_BlendEquationSeparateEXT(disp, glBlendEquationSeparateEXT);
+#endif
+
+#if GL_EXT_blend_func_separate
+ SET_BlendFuncSeparateEXT(disp, glBlendFuncSeparateEXT);
+#endif
+
+#if GL_EXT_depth_bounds_test
+ SET_DepthBoundsEXT(disp, glDepthBoundsEXT);
+#endif
+
+#if GL_EXT_compiled_vertex_array
+ SET_LockArraysEXT(disp, glLockArraysEXT);
+ SET_UnlockArraysEXT(disp, glUnlockArraysEXT);
+#endif
+
+#if GL_EXT_cull_vertex
+ SET_CullParameterdvEXT(disp, glCullParameterdvEXT);
+ SET_CullParameterfvEXT(disp, glCullParameterfvEXT);
+#endif
+
+#if GL_EXT_fog_coord
+ SET_FogCoordPointerEXT(disp, glFogCoordPointerEXT);
+ SET_FogCoorddEXT(disp, glFogCoorddEXT);
+ SET_FogCoorddvEXT(disp, glFogCoorddvEXT);
+ SET_FogCoordfEXT(disp, glFogCoordfEXT);
+ SET_FogCoordfvEXT(disp, glFogCoordfvEXT);
+#endif
+
+#if GL_EXT_framebuffer_blit
+ SET_BlitFramebufferEXT(disp, glBlitFramebufferEXT);
+#endif
+
+#if GL_EXT_framebuffer_object
+ SET_BindFramebufferEXT(disp, glBindFramebufferEXT);
+ SET_BindRenderbufferEXT(disp, glBindRenderbufferEXT);
+ SET_CheckFramebufferStatusEXT(disp, glCheckFramebufferStatusEXT);
+ SET_DeleteFramebuffersEXT(disp, glDeleteFramebuffersEXT);
+ SET_DeleteRenderbuffersEXT(disp, glDeleteRenderbuffersEXT);
+ SET_FramebufferRenderbufferEXT(disp, glFramebufferRenderbufferEXT);
+ SET_FramebufferTexture1DEXT(disp, glFramebufferTexture1DEXT);
+ SET_FramebufferTexture2DEXT(disp, glFramebufferTexture2DEXT);
+ SET_FramebufferTexture3DEXT(disp, glFramebufferTexture3DEXT);
+ SET_GenerateMipmapEXT(disp, glGenerateMipmapEXT);
+ SET_GenFramebuffersEXT(disp, glGenFramebuffersEXT);
+ SET_GenRenderbuffersEXT(disp, glGenRenderbuffersEXT);
+ SET_GetFramebufferAttachmentParameterivEXT(disp, glGetFramebufferAttachmentParameterivEXT);
+ SET_GetRenderbufferParameterivEXT(disp, glGetRenderbufferParameterivEXT);
+ SET_IsFramebufferEXT(disp, glIsFramebufferEXT);
+ SET_IsRenderbufferEXT(disp, glIsRenderbufferEXT);
+ SET_RenderbufferStorageEXT(disp, glRenderbufferStorageEXT);
+#endif
+
+#if GL_EXT_gpu_program_parameters
+ SET_ProgramEnvParameters4fvEXT(disp, glProgramEnvParameters4fvEXT);
+ SET_ProgramLocalParameters4fvEXT(disp, glProgramLocalParameters4fvEXT);
+#endif
+
+#if GL_EXT_multi_draw_arrays
+ /* Pointer Incompatability:
+ * This warning can be safely ignored. OpenGL.framework adds const to the
+ * two pointers.
+ *
+ * extern void glMultiDrawArraysEXT (GLenum, const GLint *, const GLsizei *, GLsizei);
+ *
+ * void ( * MultiDrawArraysEXT)(GLenum mode, GLint * first, GLsizei * count, GLsizei primcount);
+ */
+ SET_MultiDrawArraysEXT(disp, (void *)glMultiDrawArraysEXT);
+ SET_MultiDrawElementsEXT(disp, glMultiDrawElementsEXT);
+#endif
+
+#if GL_EXT_point_parameters
+ SET_PointParameterfEXT(disp, glPointParameterfEXT);
+ SET_PointParameterfvEXT(disp, glPointParameterfvEXT);
+#elif GL_ARB_point_parameters
+ SET_PointParameterfEXT(disp, glPointParameterfARB);
+ SET_PointParameterfvEXT(disp, glPointParameterfvARB);
+#endif
+
+#if GL_EXT_polygon_offset
+ SET_PolygonOffsetEXT(disp, glPolygonOffsetEXT);
+#endif
+
+#if GL_EXT_secondary_color
+ SET_SecondaryColor3bEXT(disp, glSecondaryColor3bEXT);
+ SET_SecondaryColor3bvEXT(disp, glSecondaryColor3bvEXT);
+ SET_SecondaryColor3dEXT(disp, glSecondaryColor3dEXT);
+ SET_SecondaryColor3dvEXT(disp, glSecondaryColor3dvEXT);
+ SET_SecondaryColor3fEXT(disp, glSecondaryColor3fEXT);
+ SET_SecondaryColor3fvEXT(disp, glSecondaryColor3fvEXT);
+ SET_SecondaryColor3iEXT(disp, glSecondaryColor3iEXT);
+ SET_SecondaryColor3ivEXT(disp, glSecondaryColor3ivEXT);
+ SET_SecondaryColor3sEXT(disp, glSecondaryColor3sEXT);
+ SET_SecondaryColor3svEXT(disp, glSecondaryColor3svEXT);
+ SET_SecondaryColor3ubEXT(disp, glSecondaryColor3ubEXT);
+ SET_SecondaryColor3ubvEXT(disp, glSecondaryColor3ubvEXT);
+ SET_SecondaryColor3uiEXT(disp, glSecondaryColor3uiEXT);
+ SET_SecondaryColor3uivEXT(disp, glSecondaryColor3uivEXT);
+ SET_SecondaryColor3usEXT(disp, glSecondaryColor3usEXT);
+ SET_SecondaryColor3usvEXT(disp, glSecondaryColor3usvEXT);
+ SET_SecondaryColorPointerEXT(disp, glSecondaryColorPointerEXT);
+#endif
+
+#if GL_EXT_stencil_two_side
+ SET_ActiveStencilFaceEXT(disp, glActiveStencilFaceEXT);
+#endif
+
+#if GL_EXT_timer_query
+ SET_GetQueryObjecti64vEXT(disp, glGetQueryObjecti64vEXT);
+ SET_GetQueryObjectui64vEXT(disp, glGetQueryObjectui64vEXT);
+#endif
+
+#if GL_EXT_vertex_array
+ SET_ColorPointerEXT(disp, glColorPointerEXT);
+ SET_EdgeFlagPointerEXT(disp, glEdgeFlagPointerEXT);
+ SET_IndexPointerEXT(disp, glIndexPointerEXT);
+ SET_NormalPointerEXT(disp, glNormalPointerEXT);
+ SET_TexCoordPointerEXT(disp, glTexCoordPointerEXT);
+ SET_VertexPointerEXT(disp, glVertexPointerEXT);
+#endif
+
+#if GL_IBM_multimode_draw_arrays
+ SET_MultiModeDrawArraysIBM(disp, glMultiModeDrawArraysIBM);
+ SET_MultiModeDrawElementsIBM(disp, glMultiModeDrawElementsIBM);
+#endif
+
+#if GL_MESA_resize_buffers
+ SET_ResizeBuffersMESA(disp, glResizeBuffersMESA);
+#endif
+
+#if GL_MESA_window_pos
+ SET_WindowPos4dMESA(disp, glWindowPos4dMESA);
+ SET_WindowPos4dvMESA(disp, glWindowPos4dvMESA);
+ SET_WindowPos4fMESA(disp, glWindowPos4fMESA);
+ SET_WindowPos4fvMESA(disp, glWindowPos4fvMESA);
+ SET_WindowPos4iMESA(disp, glWindowPos4iMESA);
+ SET_WindowPos4ivMESA(disp, glWindowPos4ivMESA);
+ SET_WindowPos4sMESA(disp, glWindowPos4sMESA);
+ SET_WindowPos4svMESA(disp, glWindowPos4svMESA);
+#endif
+
+#if GL_NV_fence
+ SET_DeleteFencesNV(disp, glDeleteFencesNV);
+ SET_FinishFenceNV(disp, glFinishFenceNV);
+ SET_GenFencesNV(disp, glGenFencesNV);
+ SET_GetFenceivNV(disp, glGetFenceivNV);
+ SET_IsFenceNV(disp, glIsFenceNV);
+ SET_SetFenceNV(disp, glSetFenceNV);
+ SET_TestFenceNV(disp, glTestFenceNV);
+#endif
+
+#if GL_NV_fragment_program
+ SET_GetProgramNamedParameterdvNV(disp, glGetProgramNamedParameterdvNV);
+ SET_GetProgramNamedParameterfvNV(disp, glGetProgramNamedParameterfvNV);
+ SET_ProgramNamedParameter4dNV(disp, glProgramNamedParameter4dNV);
+ SET_ProgramNamedParameter4dvNV(disp, glProgramNamedParameter4dvNV);
+ SET_ProgramNamedParameter4fNV(disp, glProgramNamedParameter4fNV);
+ SET_ProgramNamedParameter4fvNV(disp, glProgramNamedParameter4fvNV);
+#endif
+
+#if GL_NV_geometry_program4
+ SET_FramebufferTextureLayerEXT(disp, glFramebufferTextureLayerEXT);
+#endif
+
+#if GL_NV_point_sprite
+ SET_PointParameteriNV(disp, glPointParameteriNV);
+ SET_PointParameterivNV(disp, glPointParameterivNV);
+#endif
+
+#if GL_NV_register_combiners
+ SET_CombinerInputNV(disp, glCombinerInputNV);
+ SET_CombinerOutputNV(disp, glCombinerOutputNV);
+ SET_CombinerParameterfNV(disp, glCombinerParameterfNV);
+ SET_CombinerParameterfvNV(disp, glCombinerParameterfvNV);
+ SET_CombinerParameteriNV(disp, glCombinerParameteriNV);
+ SET_CombinerParameterivNV(disp, glCombinerParameterivNV);
+ SET_FinalCombinerInputNV(disp, glFinalCombinerInputNV);
+ SET_GetCombinerInputParameterfvNV(disp, glGetCombinerInputParameterfvNV);
+ SET_GetCombinerInputParameterivNV(disp, glGetCombinerInputParameterivNV);
+ SET_GetCombinerOutputParameterfvNV(disp, glGetCombinerOutputParameterfvNV);
+ SET_GetCombinerOutputParameterivNV(disp, glGetCombinerOutputParameterivNV);
+ SET_GetFinalCombinerInputParameterfvNV(disp, glGetFinalCombinerInputParameterfvNV);
+ SET_GetFinalCombinerInputParameterivNV(disp, glGetFinalCombinerInputParameterivNV);
+#endif
+
+#if GL_NV_vertex_array_range
+ SET_FlushVertexArrayRangeNV(disp, glFlushVertexArrayRangeNV);
+ SET_VertexArrayRangeNV(disp, glVertexArrayRangeNV);
+#endif
+
+#if GL_NV_vertex_program
+ SET_AreProgramsResidentNV(disp, glAreProgramsResidentNV);
+ SET_BindProgramNV(disp, glBindProgramNV);
+ SET_DeleteProgramsNV(disp, glDeleteProgramsNV);
+ SET_ExecuteProgramNV(disp, glExecuteProgramNV);
+ SET_GenProgramsNV(disp, glGenProgramsNV);
+ SET_GetProgramParameterdvNV(disp, glGetProgramParameterdvNV);
+ SET_GetProgramParameterfvNV(disp, glGetProgramParameterfvNV);
+ SET_GetProgramStringNV(disp, glGetProgramStringNV);
+ SET_GetProgramivNV(disp, glGetProgramivNV);
+ SET_GetTrackMatrixivNV(disp, glGetTrackMatrixivNV);
+ SET_GetVertexAttribPointervNV(disp, glGetVertexAttribPointervNV);
+ SET_GetVertexAttribdvNV(disp, glGetVertexAttribdvNV);
+ SET_GetVertexAttribfvNV(disp, glGetVertexAttribfvNV);
+ SET_GetVertexAttribivNV(disp, glGetVertexAttribivNV);
+ SET_IsProgramNV(disp, glIsProgramNV);
+ SET_LoadProgramNV(disp, glLoadProgramNV);
+ SET_ProgramParameters4dvNV(disp, glProgramParameters4dvNV);
+ SET_ProgramParameters4fvNV(disp, glProgramParameters4fvNV);
+ SET_RequestResidentProgramsNV(disp, glRequestResidentProgramsNV);
+ SET_TrackMatrixNV(disp, glTrackMatrixNV);
+ SET_VertexAttrib1dNV(disp, glVertexAttrib1dNV)
+ SET_VertexAttrib1dvNV(disp, glVertexAttrib1dvNV)
+ SET_VertexAttrib1fNV(disp, glVertexAttrib1fNV)
+ SET_VertexAttrib1fvNV(disp, glVertexAttrib1fvNV)
+ SET_VertexAttrib1sNV(disp, glVertexAttrib1sNV)
+ SET_VertexAttrib1svNV(disp, glVertexAttrib1svNV)
+ SET_VertexAttrib2dNV(disp, glVertexAttrib2dNV)
+ SET_VertexAttrib2dvNV(disp, glVertexAttrib2dvNV)
+ SET_VertexAttrib2fNV(disp, glVertexAttrib2fNV)
+ SET_VertexAttrib2fvNV(disp, glVertexAttrib2fvNV)
+ SET_VertexAttrib2sNV(disp, glVertexAttrib2sNV)
+ SET_VertexAttrib2svNV(disp, glVertexAttrib2svNV)
+ SET_VertexAttrib3dNV(disp, glVertexAttrib3dNV)
+ SET_VertexAttrib3dvNV(disp, glVertexAttrib3dvNV)
+ SET_VertexAttrib3fNV(disp, glVertexAttrib3fNV)
+ SET_VertexAttrib3fvNV(disp, glVertexAttrib3fvNV)
+ SET_VertexAttrib3sNV(disp, glVertexAttrib3sNV)
+ SET_VertexAttrib3svNV(disp, glVertexAttrib3svNV)
+ SET_VertexAttrib4dNV(disp, glVertexAttrib4dNV)
+ SET_VertexAttrib4dvNV(disp, glVertexAttrib4dvNV)
+ SET_VertexAttrib4fNV(disp, glVertexAttrib4fNV)
+ SET_VertexAttrib4fvNV(disp, glVertexAttrib4fvNV)
+ SET_VertexAttrib4sNV(disp, glVertexAttrib4sNV)
+ SET_VertexAttrib4svNV(disp, glVertexAttrib4svNV)
+ SET_VertexAttrib4ubNV(disp, glVertexAttrib4ubNV)
+ SET_VertexAttrib4ubvNV(disp, glVertexAttrib4ubvNV)
+ SET_VertexAttribPointerNV(disp, glVertexAttribPointerNV)
+ SET_VertexAttribs1dvNV(disp, glVertexAttribs1dvNV)
+ SET_VertexAttribs1fvNV(disp, glVertexAttribs1fvNV)
+ SET_VertexAttribs1svNV(disp, glVertexAttribs1svNV)
+ SET_VertexAttribs2dvNV(disp, glVertexAttribs2dvNV)
+ SET_VertexAttribs2fvNV(disp, glVertexAttribs2fvNV)
+ SET_VertexAttribs2svNV(disp, glVertexAttribs2svNV)
+ SET_VertexAttribs3dvNV(disp, glVertexAttribs3dvNV)
+ SET_VertexAttribs3fvNV(disp, glVertexAttribs3fvNV)
+ SET_VertexAttribs3svNV(disp, glVertexAttribs3svNV)
+ SET_VertexAttribs4dvNV(disp, glVertexAttribs4dvNV)
+ SET_VertexAttribs4fvNV(disp, glVertexAttribs4fvNV)
+ SET_VertexAttribs4svNV(disp, glVertexAttribs4svNV)
+ SET_VertexAttribs4ubvNV(disp, glVertexAttribs4ubvNV)
+#endif
+
+#if GL_SGIS_multisample
+ SET_SampleMaskSGIS(disp, glSampleMaskSGIS);
+ SET_SamplePatternSGIS(disp, glSamplePatternSGIS);
+#endif
+
+#if GL_SGIS_pixel_texture
+ SET_GetPixelTexGenParameterfvSGIS(disp, glGetPixelTexGenParameterfvSGIS);
+ SET_GetPixelTexGenParameterivSGIS(disp, glGetPixelTexGenParameterivSGIS);
+ SET_PixelTexGenParameterfSGIS(disp, glPixelTexGenParameterfSGIS);
+ SET_PixelTexGenParameterfvSGIS(disp, glPixelTexGenParameterfvSGIS);
+ SET_PixelTexGenParameteriSGIS(disp, glPixelTexGenParameteriSGIS);
+ SET_PixelTexGenParameterivSGIS(disp, glPixelTexGenParameterivSGIS);
+ SET_PixelTexGenSGIX(disp, glPixelTexGenSGIX);
+#endif
+}
diff --git a/xorg-server/include/list.h b/xorg-server/include/list.h
index a126a652d..3a07a0b77 100644
--- a/xorg-server/include/list.h
+++ b/xorg-server/include/list.h
@@ -1,97 +1,103 @@
-/*
- * Copyright © 2010 Intel Corporation
- * Copyright © 2010 Francisco Jerez <currojerez@riseup.net>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
- * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
- * IN THE SOFTWARE.
- *
- */
-
-#ifndef _LIST_H_
-#define _LIST_H_
-
-/* classic doubly-link circular list */
-struct list {
- struct list *next, *prev;
-};
-
-static void
-list_init(struct list *list)
-{
- list->next = list->prev = list;
-}
-
-static inline void
-__list_add(struct list *entry,
- struct list *prev,
- struct list *next)
-{
- next->prev = entry;
- entry->next = next;
- entry->prev = prev;
- prev->next = entry;
-}
-
-static inline void
-list_add(struct list *entry, struct list *head)
-{
- __list_add(entry, head, head->next);
-}
-
-static inline void
-__list_del(struct list *prev, struct list *next)
-{
- next->prev = prev;
- prev->next = next;
-}
-
-static inline void
-list_del(struct list *entry)
-{
- __list_del(entry->prev, entry->next);
- list_init(entry);
-}
-
-static inline Bool
-list_is_empty(struct list *head)
-{
- return head->next == head;
-}
-
-#ifndef container_of
-#define container_of(ptr, type, member) \
- (type *)((char *)(ptr) - (char *) &((type *)0)->member)
-#endif
-
-#define list_entry(ptr, type, member) \
- container_of(ptr, type, member)
-
-#define list_first_entry(ptr, type, member) \
- list_entry((ptr)->next, type, member)
-
-#define __container_of(ptr, sample, member) \
- (void *)((char *)(ptr) \
- - ((char *)&(sample)->member - (char *)(sample)))
-
-#define list_for_each_entry(pos, head, member) \
- for (pos = __container_of((head)->next, pos, member); \
- &pos->member != (head); \
- pos = __container_of(pos->member.next, pos, member))
-
-#endif
+/*
+ * Copyright © 2010 Intel Corporation
+ * Copyright © 2010 Francisco Jerez <currojerez@riseup.net>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ */
+
+#ifndef _LIST_H_
+#define _LIST_H_
+
+/* classic doubly-link circular list */
+struct list {
+ struct list *next, *prev;
+};
+
+static void
+list_init(struct list *list)
+{
+ list->next = list->prev = list;
+}
+
+static inline void
+__list_add(struct list *entry,
+ struct list *prev,
+ struct list *next)
+{
+ next->prev = entry;
+ entry->next = next;
+ entry->prev = prev;
+ prev->next = entry;
+}
+
+static inline void
+list_add(struct list *entry, struct list *head)
+{
+ __list_add(entry, head, head->next);
+}
+
+static inline void
+__list_del(struct list *prev, struct list *next)
+{
+ next->prev = prev;
+ prev->next = next;
+}
+
+static inline void
+list_del(struct list *entry)
+{
+ __list_del(entry->prev, entry->next);
+ list_init(entry);
+}
+
+static inline Bool
+list_is_empty(struct list *head)
+{
+ return head->next == head;
+}
+
+#ifndef container_of
+#define container_of(ptr, type, member) \
+ (type *)((char *)(ptr) - (char *) &((type *)0)->member)
+#endif
+
+#define list_entry(ptr, type, member) \
+ container_of(ptr, type, member)
+
+#define list_first_entry(ptr, type, member) \
+ list_entry((ptr)->next, type, member)
+
+#define __container_of(ptr, sample, member) \
+ (void *)((char *)(ptr) \
+ - ((char *)&(sample)->member - (char *)(sample)))
+
+#define list_for_each_entry(pos, head, member) \
+ for (pos = __container_of((head)->next, pos, member); \
+ &pos->member != (head); \
+ pos = __container_of(pos->member.next, pos, member))
+
+#define list_for_each_entry_safe(pos, next, head, member) \
+ for (pos = __container_of((head)->next, pos, member), \
+ next = __container_of(pos->member.next, pos, member); \
+ &pos->member != (head); \
+ pos = next, next = __container_of(next->member.next, next, member))
+
+#endif
--
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