aboutsummaryrefslogtreecommitdiff
path: root/xorg-server/hw/xquartz/xpr/dri.c
diff options
context:
space:
mode:
Diffstat (limited to 'xorg-server/hw/xquartz/xpr/dri.c')
-rw-r--r--xorg-server/hw/xquartz/xpr/dri.c1690
1 files changed, 845 insertions, 845 deletions
diff --git a/xorg-server/hw/xquartz/xpr/dri.c b/xorg-server/hw/xquartz/xpr/dri.c
index 8fef3b793..cdfe13622 100644
--- a/xorg-server/hw/xquartz/xpr/dri.c
+++ b/xorg-server/hw/xquartz/xpr/dri.c
@@ -1,845 +1,845 @@
-/**************************************************************************
-
-Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
-Copyright 2000 VA Linux Systems, Inc.
-Copyright (c) 2002, 2009 Apple Computer, 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, sub license, 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 NON-INFRINGEMENT.
-IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS 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.
-
-**************************************************************************/
-
-/*
- * Authors:
- * Jens Owen <jens@valinux.com>
- * Rickard E. (Rik) Faith <faith@valinux.com>
- *
- */
-
-#ifdef HAVE_DIX_CONFIG_H
-#include <dix-config.h>
-#endif
-
-#ifdef XFree86LOADER
-#include "xf86.h"
-#include "xf86_ansic.h"
-#else
-#include <sys/time.h>
-#include <unistd.h>
-#endif
-
-#include <X11/X.h>
-#include <X11/Xproto.h>
-#include <fcntl.h>
-#include <sys/mman.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include "misc.h"
-#include "dixstruct.h"
-#include "extnsionst.h"
-#include "colormapst.h"
-#include "cursorstr.h"
-#include "scrnintstr.h"
-#include "windowstr.h"
-#include "servermd.h"
-#define _APPLEDRI_SERVER_
-#include "appledristr.h"
-#include "swaprep.h"
-#include "dri.h"
-#include "dristruct.h"
-#include "mi.h"
-#include "mipointer.h"
-#include "rootless.h"
-#include "x-hash.h"
-#include "x-hook.h"
-#include "driWrap.h"
-
-#include <AvailabilityMacros.h>
-
-static DevPrivateKeyRec DRIScreenPrivKeyRec;
-#define DRIScreenPrivKey (&DRIScreenPrivKeyRec)
-static DevPrivateKeyRec DRIWindowPrivKeyRec;
-#define DRIWindowPrivKey (&DRIWindowPrivKeyRec)
-static DevPrivateKeyRec DRIPixmapPrivKeyRec;
-#define DRIPixmapPrivKey (&DRIPixmapPrivKeyRec)
-static DevPrivateKeyRec DRIPixmapBufferPrivKeyRec;
-#define DRIPixmapBufferPrivKey (&DRIPixmapBufferPrivKeyRec)
-
-static RESTYPE DRIDrawablePrivResType;
-
-static x_hash_table *surface_hash; /* maps surface ids -> drawablePrivs */
-
-static Bool DRIFreePixmapImp(DrawablePtr pDrawable);
-
-typedef struct {
- DrawablePtr pDrawable;
- int refCount;
- int bytesPerPixel;
- int width;
- int height;
- char shmPath[PATH_MAX];
- int fd; /* From shm_open (for now) */
- size_t length; /* length of buffer */
- void *buffer;
-} DRIPixmapBuffer, *DRIPixmapBufferPtr;
-
-Bool
-DRIScreenInit(ScreenPtr pScreen)
-{
- DRIScreenPrivPtr pDRIPriv;
- int i;
-
- if (!dixRegisterPrivateKey(&DRIScreenPrivKeyRec, PRIVATE_SCREEN, 0))
- return FALSE;
- if (!dixRegisterPrivateKey(&DRIWindowPrivKeyRec, PRIVATE_WINDOW, 0))
- return FALSE;
- if (!dixRegisterPrivateKey(&DRIPixmapPrivKeyRec, PRIVATE_PIXMAP, 0))
- return FALSE;
- if (!dixRegisterPrivateKey(&DRIPixmapBufferPrivKeyRec, PRIVATE_PIXMAP, 0))
- return FALSE;
-
- pDRIPriv = (DRIScreenPrivPtr) calloc(1, sizeof(DRIScreenPrivRec));
- if (!pDRIPriv) {
- dixSetPrivate(&pScreen->devPrivates, DRIScreenPrivKey, NULL);
- return FALSE;
- }
-
- dixSetPrivate(&pScreen->devPrivates, DRIScreenPrivKey, pDRIPriv);
- pDRIPriv->directRenderingSupport = TRUE;
- pDRIPriv->nrWindows = 0;
-
- /* Initialize drawable tables */
- for (i = 0; i < DRI_MAX_DRAWABLES; i++) {
- pDRIPriv->DRIDrawables[i] = NULL;
- }
-
- return TRUE;
-}
-
-Bool
-DRIFinishScreenInit(ScreenPtr pScreen)
-{
- DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
-
- /* Wrap DRI support */
- pDRIPriv->wrap.ValidateTree = pScreen->ValidateTree;
- pScreen->ValidateTree = DRIValidateTree;
-
- pDRIPriv->wrap.PostValidateTree = pScreen->PostValidateTree;
- pScreen->PostValidateTree = DRIPostValidateTree;
-
- pDRIPriv->wrap.WindowExposures = pScreen->WindowExposures;
- pScreen->WindowExposures = DRIWindowExposures;
-
- pDRIPriv->wrap.CopyWindow = pScreen->CopyWindow;
- pScreen->CopyWindow = DRICopyWindow;
-
- pDRIPriv->wrap.ClipNotify = pScreen->ClipNotify;
- pScreen->ClipNotify = DRIClipNotify;
-
- // ErrorF("[DRI] screen %d installation complete\n", pScreen->myNum);
-
- return DRIWrapInit(pScreen);
-}
-
-void
-DRICloseScreen(ScreenPtr pScreen)
-{
- DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
-
- if (pDRIPriv && pDRIPriv->directRenderingSupport) {
- free(pDRIPriv);
- dixSetPrivate(&pScreen->devPrivates, DRIScreenPrivKey, NULL);
- }
-}
-
-Bool
-DRIExtensionInit(void)
-{
- DRIDrawablePrivResType = CreateNewResourceType(DRIDrawablePrivDelete,
- "DRIDrawable");
-
- return DRIDrawablePrivResType != 0;
-}
-
-void
-DRIReset(void)
-{
- /*
- * This stub routine is called when the X Server recycles, resources
- * allocated by DRIExtensionInit need to be managed here.
- *
- * Currently this routine is a stub because all the interesting resources
- * are managed via the screen init process.
- */
-}
-
-Bool
-DRIQueryDirectRenderingCapable(ScreenPtr pScreen, Bool* isCapable)
-{
- DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
-
- if (pDRIPriv)
- *isCapable = pDRIPriv->directRenderingSupport;
- else
- *isCapable = FALSE;
-
- return TRUE;
-}
-
-Bool
-DRIAuthConnection(ScreenPtr pScreen, unsigned int magic)
-{
-#if 0
- /* FIXME: something? */
-
- DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
-
- if (drmAuthMagic(pDRIPriv->drmFD, magic)) return FALSE;
-#endif
- return TRUE;
-}
-
-static void
-DRIUpdateSurface(DRIDrawablePrivPtr pDRIDrawablePriv, DrawablePtr pDraw)
-{
- xp_window_changes wc;
- unsigned int flags = 0;
-
- if (pDRIDrawablePriv->sid == 0)
- return;
-
-#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1030
- wc.depth = (pDraw->bitsPerPixel == 32 ? XP_DEPTH_ARGB8888
- : pDraw->bitsPerPixel == 16 ? XP_DEPTH_RGB555 : XP_DEPTH_NIL);
- if (wc.depth != XP_DEPTH_NIL)
- flags |= XP_DEPTH;
-#endif
-
- if (pDraw->type == DRAWABLE_WINDOW) {
- WindowPtr pWin = (WindowPtr) pDraw;
- WindowPtr pTopWin = TopLevelParent(pWin);
-
- wc.x = pWin->drawable.x - (pTopWin->drawable.x - pTopWin->borderWidth);
- wc.y = pWin->drawable.y - (pTopWin->drawable.y - pTopWin->borderWidth);
- wc.width = pWin->drawable.width + 2 * pWin->borderWidth;
- wc.height = pWin->drawable.height + 2 * pWin->borderWidth;
- wc.bit_gravity = XP_GRAVITY_NONE;
-
- wc.shape_nrects = RegionNumRects(&pWin->clipList);
- wc.shape_rects = RegionRects(&pWin->clipList);
- wc.shape_tx = - (pTopWin->drawable.x - pTopWin->borderWidth);
- wc.shape_ty = - (pTopWin->drawable.y - pTopWin->borderWidth);
-
- flags |= XP_BOUNDS | XP_SHAPE;
-
- } else if (pDraw->type == DRAWABLE_PIXMAP) {
- wc.x = 0;
- wc.y = 0;
- wc.width = pDraw->width;
- wc.height = pDraw->height;
- wc.bit_gravity = XP_GRAVITY_NONE;
- flags |= XP_BOUNDS;
- }
-
- xp_configure_surface(pDRIDrawablePriv->sid, flags, &wc);
-}
-
-/* Return NULL if an error occurs. */
-static DRIDrawablePrivPtr
-CreateSurfaceForWindow(ScreenPtr pScreen, WindowPtr pWin, xp_window_id *widPtr) {
- DRIDrawablePrivPtr pDRIDrawablePriv;
- xp_window_id wid = 0;
-
- *widPtr = 0;
-
- pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin);
-
- if (pDRIDrawablePriv == NULL) {
- xp_error err;
- xp_window_changes wc;
-
- /* allocate a DRI Window Private record */
- if (!(pDRIDrawablePriv = malloc(sizeof(*pDRIDrawablePriv)))) {
- return NULL;
- }
-
- pDRIDrawablePriv->pDraw = (DrawablePtr)pWin;
- pDRIDrawablePriv->pScreen = pScreen;
- pDRIDrawablePriv->refCount = 0;
- pDRIDrawablePriv->drawableIndex = -1;
- pDRIDrawablePriv->notifiers = NULL;
-
- /* find the physical window */
- wid = x_cvt_vptr_to_uint(RootlessFrameForWindow(pWin, TRUE));
-
- if (wid == 0) {
- free(pDRIDrawablePriv);
- return NULL;
- }
-
- /* allocate the physical surface */
- err = xp_create_surface(wid, &pDRIDrawablePriv->sid);
-
- if (err != Success) {
- free(pDRIDrawablePriv);
- return NULL;
- }
-
- /* Make it visible */
- wc.stack_mode = XP_MAPPED_ABOVE;
- wc.sibling = 0;
- err = xp_configure_surface(pDRIDrawablePriv->sid, XP_STACKING, &wc);
-
- if (err != Success) {
- xp_destroy_surface(pDRIDrawablePriv->sid);
- free(pDRIDrawablePriv);
- return NULL;
- }
-
- /* save private off of preallocated index */
- dixSetPrivate(&pWin->devPrivates, DRIWindowPrivKey,
- pDRIDrawablePriv);
- }
-
- *widPtr = wid;
-
- return pDRIDrawablePriv;
-}
-
-/* Return NULL if an error occurs. */
-static DRIDrawablePrivPtr
-CreateSurfaceForPixmap(ScreenPtr pScreen, PixmapPtr pPix) {
- DRIDrawablePrivPtr pDRIDrawablePriv;
-
- pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_PIXMAP(pPix);
-
- if (pDRIDrawablePriv == NULL) {
- xp_error err;
-
- /* allocate a DRI Window Private record */
- if (!(pDRIDrawablePriv = calloc(1, sizeof(*pDRIDrawablePriv)))) {
- return NULL;
- }
-
- pDRIDrawablePriv->pDraw = (DrawablePtr)pPix;
- pDRIDrawablePriv->pScreen = pScreen;
- pDRIDrawablePriv->refCount = 0;
- pDRIDrawablePriv->drawableIndex = -1;
- pDRIDrawablePriv->notifiers = NULL;
-
- /* Passing a null window id to Xplugin in 10.3+ asks for
- an accelerated offscreen surface. */
-
- err = xp_create_surface(0, &pDRIDrawablePriv->sid);
- if (err != Success) {
- free(pDRIDrawablePriv);
- return NULL;
- }
-
- /*
- * The DRIUpdateSurface will be called to resize the surface
- * after this function, if the export is successful.
- */
-
- /* save private off of preallocated index */
- dixSetPrivate(&pPix->devPrivates, DRIPixmapPrivKey,
- pDRIDrawablePriv);
- }
-
- return pDRIDrawablePriv;
-}
-
-
-Bool
-DRICreateSurface(ScreenPtr pScreen, Drawable id,
- DrawablePtr pDrawable, xp_client_id client_id,
- xp_surface_id *surface_id, unsigned int ret_key[2],
- void (*notify) (void *arg, void *data), void *notify_data)
-{
- DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
- xp_window_id wid = 0;
- DRIDrawablePrivPtr pDRIDrawablePriv;
-
- if (pDrawable->type == DRAWABLE_WINDOW) {
- pDRIDrawablePriv = CreateSurfaceForWindow(pScreen,
- (WindowPtr)pDrawable, &wid);
-
- if(NULL == pDRIDrawablePriv)
- return FALSE; /*error*/
- }
-#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1030
- else if (pDrawable->type == DRAWABLE_PIXMAP) {
- pDRIDrawablePriv = CreateSurfaceForPixmap(pScreen,
- (PixmapPtr)pDrawable);
-
- if(NULL == pDRIDrawablePriv)
- return FALSE; /*error*/
- }
-#endif
- else { /* for GLX 1.3, a PBuffer */
- /* NOT_DONE */
- return FALSE;
- }
-
-
- /* Finish initialization of new surfaces */
- if (pDRIDrawablePriv->refCount == 0) {
- unsigned int key[2] = {0};
- xp_error err;
-
- /* try to give the client access to the surface */
- if (client_id != 0) {
- /*
- * Xplugin accepts a 0 wid if the surface id is offscreen, such
- * as for a pixmap.
- */
- err = xp_export_surface(wid, pDRIDrawablePriv->sid,
- client_id, key);
- if (err != Success) {
- xp_destroy_surface(pDRIDrawablePriv->sid);
- free(pDRIDrawablePriv);
-
- /*
- * Now set the dix privates to NULL that were previously set.
- * This prevents reusing an invalid pointer.
- */
- if(pDrawable->type == DRAWABLE_WINDOW) {
- WindowPtr pWin = (WindowPtr)pDrawable;
-
- dixSetPrivate(&pWin->devPrivates, DRIWindowPrivKey, NULL);
- } else if(pDrawable->type == DRAWABLE_PIXMAP) {
- PixmapPtr pPix = (PixmapPtr)pDrawable;
-
- dixSetPrivate(&pPix->devPrivates, DRIPixmapPrivKey, NULL);
- }
-
- return FALSE;
- }
- }
-
- pDRIDrawablePriv->key[0] = key[0];
- pDRIDrawablePriv->key[1] = key[1];
-
- ++pDRIPriv->nrWindows;
-
- /* and stash it by surface id */
- if (surface_hash == NULL)
- surface_hash = x_hash_table_new(NULL, NULL, NULL, NULL);
- x_hash_table_insert(surface_hash,
- x_cvt_uint_to_vptr(pDRIDrawablePriv->sid), pDRIDrawablePriv);
-
- /* track this in case this window is destroyed */
- AddResource(id, DRIDrawablePrivResType, (pointer)pDrawable);
-
- /* Initialize shape */
- DRIUpdateSurface(pDRIDrawablePriv, pDrawable);
- }
-
- pDRIDrawablePriv->refCount++;
-
- *surface_id = pDRIDrawablePriv->sid;
-
- if (ret_key != NULL) {
- ret_key[0] = pDRIDrawablePriv->key[0];
- ret_key[1] = pDRIDrawablePriv->key[1];
- }
-
- if (notify != NULL) {
- pDRIDrawablePriv->notifiers = x_hook_add(pDRIDrawablePriv->notifiers,
- notify, notify_data);
- }
-
- return TRUE;
-}
-
-Bool
-DRIDestroySurface(ScreenPtr pScreen, Drawable id, DrawablePtr pDrawable,
- void (*notify) (void *, void *), void *notify_data)
-{
- DRIDrawablePrivPtr pDRIDrawablePriv;
-
- if (pDrawable->type == DRAWABLE_WINDOW) {
- pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW((WindowPtr)pDrawable);
- } else if (pDrawable->type == DRAWABLE_PIXMAP) {
- pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_PIXMAP((PixmapPtr)pDrawable);
- } else {
- return FALSE;
- }
-
- if (pDRIDrawablePriv != NULL) {
- if (notify != NULL) {
- pDRIDrawablePriv->notifiers = x_hook_remove(pDRIDrawablePriv->notifiers,
- notify, notify_data);
- }
- if (--pDRIDrawablePriv->refCount <= 0) {
- /* This calls back to DRIDrawablePrivDelete
- which frees the private area */
- FreeResourceByType(id, DRIDrawablePrivResType, FALSE);
- }
- }
-
- return TRUE;
-}
-
-Bool
-DRIDrawablePrivDelete(pointer pResource, XID id)
-{
- DrawablePtr pDrawable = (DrawablePtr)pResource;
- DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pDrawable->pScreen);
- DRIDrawablePrivPtr pDRIDrawablePriv = NULL;
- WindowPtr pWin = NULL;
- PixmapPtr pPix = NULL;
-
- if (pDrawable->type == DRAWABLE_WINDOW) {
- pWin = (WindowPtr)pDrawable;
- pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin);
- } else if (pDrawable->type == DRAWABLE_PIXMAP) {
- pPix = (PixmapPtr)pDrawable;
- pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_PIXMAP(pPix);
- }
-
- if (pDRIDrawablePriv == NULL) {
- return DRIFreePixmapImp(pDrawable);
- }
-
- if (pDRIDrawablePriv->drawableIndex != -1) {
- /* release drawable table entry */
- pDRIPriv->DRIDrawables[pDRIDrawablePriv->drawableIndex] = NULL;
- }
-
- if (pDRIDrawablePriv->sid != 0) {
- xp_destroy_surface(pDRIDrawablePriv->sid);
- x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(pDRIDrawablePriv->sid));
- }
-
- if (pDRIDrawablePriv->notifiers != NULL)
- x_hook_free(pDRIDrawablePriv->notifiers);
-
- free(pDRIDrawablePriv);
-
- if (pDrawable->type == DRAWABLE_WINDOW) {
- dixSetPrivate(&pWin->devPrivates, DRIWindowPrivKey, NULL);
- } else if (pDrawable->type == DRAWABLE_PIXMAP) {
- dixSetPrivate(&pPix->devPrivates, DRIPixmapPrivKey, NULL);
- }
-
- --pDRIPriv->nrWindows;
-
- return TRUE;
-}
-
-void
-DRIWindowExposures(WindowPtr pWin, RegionPtr prgn, RegionPtr bsreg)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
- DRIDrawablePrivPtr pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin);
-
- if (pDRIDrawablePriv) {
- /* FIXME: something? */
- }
-
- pScreen->WindowExposures = pDRIPriv->wrap.WindowExposures;
-
- (*pScreen->WindowExposures)(pWin, prgn, bsreg);
-
- pScreen->WindowExposures = DRIWindowExposures;
-}
-
-void
-DRICopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
- DRIDrawablePrivPtr pDRIDrawablePriv;
-
- if (pDRIPriv->nrWindows > 0) {
- pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin);
- if (pDRIDrawablePriv != NULL) {
- DRIUpdateSurface(pDRIDrawablePriv, &pWin->drawable);
- }
- }
-
- /* unwrap */
- pScreen->CopyWindow = pDRIPriv->wrap.CopyWindow;
-
- /* call lower layers */
- (*pScreen->CopyWindow)(pWin, ptOldOrg, prgnSrc);
-
- /* rewrap */
- pScreen->CopyWindow = DRICopyWindow;
-}
-
-int
-DRIValidateTree(WindowPtr pParent, WindowPtr pChild, VTKind kind)
-{
- ScreenPtr pScreen = pParent->drawable.pScreen;
- DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
- int returnValue;
-
- /* unwrap */
- pScreen->ValidateTree = pDRIPriv->wrap.ValidateTree;
-
- /* call lower layers */
- returnValue = (*pScreen->ValidateTree)(pParent, pChild, kind);
-
- /* rewrap */
- pScreen->ValidateTree = DRIValidateTree;
-
- return returnValue;
-}
-
-void
-DRIPostValidateTree(WindowPtr pParent, WindowPtr pChild, VTKind kind)
-{
- ScreenPtr pScreen;
- DRIScreenPrivPtr pDRIPriv;
-
- if (pParent) {
- pScreen = pParent->drawable.pScreen;
- } else {
- pScreen = pChild->drawable.pScreen;
- }
- pDRIPriv = DRI_SCREEN_PRIV(pScreen);
-
- if (pDRIPriv->wrap.PostValidateTree) {
- /* unwrap */
- pScreen->PostValidateTree = pDRIPriv->wrap.PostValidateTree;
-
- /* call lower layers */
- (*pScreen->PostValidateTree)(pParent, pChild, kind);
-
- /* rewrap */
- pScreen->PostValidateTree = DRIPostValidateTree;
- }
-}
-
-void
-DRIClipNotify(WindowPtr pWin, int dx, int dy)
-{
- ScreenPtr pScreen = pWin->drawable.pScreen;
- DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
- DRIDrawablePrivPtr pDRIDrawablePriv;
-
- if ((pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin))) {
- DRIUpdateSurface(pDRIDrawablePriv, &pWin->drawable);
- }
-
- if (pDRIPriv->wrap.ClipNotify) {
- pScreen->ClipNotify = pDRIPriv->wrap.ClipNotify;
-
- (*pScreen->ClipNotify)(pWin, dx, dy);
-
- pScreen->ClipNotify = DRIClipNotify;
- }
-}
-
-/* This lets us get at the unwrapped functions so that they can correctly
- * call the lower level functions, and choose whether they will be
- * called at every level of recursion (eg in validatetree).
- */
-DRIWrappedFuncsRec *
-DRIGetWrappedFuncs(ScreenPtr pScreen)
-{
- return &(DRI_SCREEN_PRIV(pScreen)->wrap);
-}
-
-void
-DRIQueryVersion(int *majorVersion,
- int *minorVersion,
- int *patchVersion)
-{
- *majorVersion = APPLE_DRI_MAJOR_VERSION;
- *minorVersion = APPLE_DRI_MINOR_VERSION;
- *patchVersion = APPLE_DRI_PATCH_VERSION;
-}
-
-void
-DRISurfaceNotify(xp_surface_id id, int kind)
-{
- DRIDrawablePrivPtr pDRIDrawablePriv = NULL;
- DRISurfaceNotifyArg arg;
-
- arg.id = id;
- arg.kind = kind;
-
- if (surface_hash != NULL)
- {
- pDRIDrawablePriv = x_hash_table_lookup(surface_hash,
- x_cvt_uint_to_vptr(id), NULL);
- }
-
- if (pDRIDrawablePriv == NULL)
- return;
-
- if (kind == AppleDRISurfaceNotifyDestroyed)
- {
- pDRIDrawablePriv->sid = 0;
- x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(id));
- }
-
- x_hook_run(pDRIDrawablePriv->notifiers, &arg);
-
- if (kind == AppleDRISurfaceNotifyDestroyed)
- {
- /* Kill off the handle. */
-
- FreeResourceByType(pDRIDrawablePriv->pDraw->id,
- DRIDrawablePrivResType, FALSE);
- }
-}
-
-Bool DRICreatePixmap(ScreenPtr pScreen, Drawable id,
- DrawablePtr pDrawable, char *path,
- size_t pathmax)
-{
- DRIPixmapBufferPtr shared;
- PixmapPtr pPix;
-
- if(pDrawable->type != DRAWABLE_PIXMAP)
- return FALSE;
-
- pPix = (PixmapPtr)pDrawable;
-
- shared = malloc(sizeof(*shared));
- if(NULL == shared) {
- FatalError("failed to allocate DRIPixmapBuffer in %s\n", __func__);
- }
-
- shared->pDrawable = pDrawable;
- shared->refCount = 1;
-
- if(pDrawable->bitsPerPixel >= 24) {
- shared->bytesPerPixel = 4;
- } else if(pDrawable->bitsPerPixel <= 16) {
- shared->bytesPerPixel = 2;
- }
-
- shared->width = pDrawable->width;
- shared->height = pDrawable->height;
-
- if(-1 == snprintf(shared->shmPath, sizeof(shared->shmPath),
- "%d_0x%lx", getpid(),
- (unsigned long)id)) {
- FatalError("buffer overflow in %s\n", __func__);
- }
-
- shared->fd = shm_open(shared->shmPath,
- O_RDWR | O_EXCL | O_CREAT,
- S_IRUSR | S_IWUSR | S_IROTH | S_IWOTH);
-
- if(-1 == shared->fd) {
- free(shared);
- return FALSE;
- }
-
- shared->length = shared->width * shared->height * shared->bytesPerPixel;
-
- if(-1 == ftruncate(shared->fd, shared->length)) {
- ErrorF("failed to ftruncate (extend) file.");
- shm_unlink(shared->shmPath);
- close(shared->fd);
- free(shared);
- return FALSE;
- }
-
- shared->buffer = mmap(NULL, shared->length,
- PROT_READ | PROT_WRITE,
- MAP_FILE | MAP_SHARED, shared->fd, 0);
-
- if(MAP_FAILED == shared->buffer) {
- ErrorF("failed to mmap shared memory.");
- shm_unlink(shared->shmPath);
- close(shared->fd);
- free(shared);
- return FALSE;
- }
-
- strncpy(path, shared->shmPath, pathmax);
- path[pathmax - 1] = '\0';
-
- dixSetPrivate(&pPix->devPrivates, DRIPixmapBufferPrivKey, shared);
-
- AddResource(id, DRIDrawablePrivResType, (pointer)pDrawable);
-
- return TRUE;
-}
-
-
-Bool DRIGetPixmapData(DrawablePtr pDrawable, int *width, int *height,
- int *pitch, int *bpp, void **ptr) {
- PixmapPtr pPix;
- DRIPixmapBufferPtr shared;
-
- if(pDrawable->type != DRAWABLE_PIXMAP)
- return FALSE;
-
- pPix = (PixmapPtr)pDrawable;
-
- shared = dixLookupPrivate(&pPix->devPrivates, DRIPixmapBufferPrivKey);
-
- if(NULL == shared)
- return FALSE;
-
- assert(pDrawable->width == shared->width);
- assert(pDrawable->height == shared->height);
-
- *width = shared->width;
- *height = shared->height;
- *bpp = shared->bytesPerPixel;
- *pitch = shared->width * shared->bytesPerPixel;
- *ptr = shared->buffer;
-
- return TRUE;
-}
-
-static Bool
-DRIFreePixmapImp(DrawablePtr pDrawable) {
- DRIPixmapBufferPtr shared;
- PixmapPtr pPix;
-
- if(pDrawable->type != DRAWABLE_PIXMAP)
- return FALSE;
-
- pPix = (PixmapPtr)pDrawable;
-
- shared = dixLookupPrivate(&pPix->devPrivates, DRIPixmapBufferPrivKey);
-
- if(NULL == shared)
- return FALSE;
-
- close(shared->fd);
- munmap(shared->buffer, shared->length);
- shm_unlink(shared->shmPath);
- free(shared);
-
- dixSetPrivate(&pPix->devPrivates, DRIPixmapBufferPrivKey, (pointer)NULL);
-
- return TRUE;
-}
-
-void
-DRIDestroyPixmap(DrawablePtr pDrawable) {
- if(DRIFreePixmapImp(pDrawable))
- FreeResourceByType(pDrawable->id, DRIDrawablePrivResType, FALSE);
-
-}
+/**************************************************************************
+
+Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
+Copyright 2000 VA Linux Systems, Inc.
+Copyright (c) 2002, 2009 Apple Computer, 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, sub license, 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 NON-INFRINGEMENT.
+IN NO EVENT SHALL PRECISION INSIGHT AND/OR ITS SUPPLIERS 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.
+
+**************************************************************************/
+
+/*
+ * Authors:
+ * Jens Owen <jens@valinux.com>
+ * Rickard E. (Rik) Faith <faith@valinux.com>
+ *
+ */
+
+#ifdef HAVE_DIX_CONFIG_H
+#include <dix-config.h>
+#endif
+
+#ifdef XFree86LOADER
+#include "xf86.h"
+#include "xf86_ansic.h"
+#else
+#include <sys/time.h>
+#include <unistd.h>
+#endif
+
+#include <X11/X.h>
+#include <X11/Xproto.h>
+#include <fcntl.h>
+#include <sys/mman.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include "misc.h"
+#include "dixstruct.h"
+#include "extnsionst.h"
+#include "colormapst.h"
+#include "cursorstr.h"
+#include "scrnintstr.h"
+#include "windowstr.h"
+#include "servermd.h"
+#define _APPLEDRI_SERVER_
+#include "appledristr.h"
+#include "swaprep.h"
+#include "dri.h"
+#include "dristruct.h"
+#include "mi.h"
+#include "mipointer.h"
+#include "rootless.h"
+#include "x-hash.h"
+#include "x-hook.h"
+#include "driWrap.h"
+
+#include <AvailabilityMacros.h>
+
+static DevPrivateKeyRec DRIScreenPrivKeyRec;
+#define DRIScreenPrivKey (&DRIScreenPrivKeyRec)
+static DevPrivateKeyRec DRIWindowPrivKeyRec;
+#define DRIWindowPrivKey (&DRIWindowPrivKeyRec)
+static DevPrivateKeyRec DRIPixmapPrivKeyRec;
+#define DRIPixmapPrivKey (&DRIPixmapPrivKeyRec)
+static DevPrivateKeyRec DRIPixmapBufferPrivKeyRec;
+#define DRIPixmapBufferPrivKey (&DRIPixmapBufferPrivKeyRec)
+
+static RESTYPE DRIDrawablePrivResType;
+
+static x_hash_table *surface_hash; /* maps surface ids -> drawablePrivs */
+
+static Bool DRIFreePixmapImp(DrawablePtr pDrawable);
+
+typedef struct {
+ DrawablePtr pDrawable;
+ int refCount;
+ int bytesPerPixel;
+ int width;
+ int height;
+ char shmPath[PATH_MAX];
+ int fd; /* From shm_open (for now) */
+ size_t length; /* length of buffer */
+ void *buffer;
+} DRIPixmapBuffer, *DRIPixmapBufferPtr;
+
+Bool
+DRIScreenInit(ScreenPtr pScreen)
+{
+ DRIScreenPrivPtr pDRIPriv;
+ int i;
+
+ if (!dixRegisterPrivateKey(&DRIScreenPrivKeyRec, PRIVATE_SCREEN, 0))
+ return FALSE;
+ if (!dixRegisterPrivateKey(&DRIWindowPrivKeyRec, PRIVATE_WINDOW, 0))
+ return FALSE;
+ if (!dixRegisterPrivateKey(&DRIPixmapPrivKeyRec, PRIVATE_PIXMAP, 0))
+ return FALSE;
+ if (!dixRegisterPrivateKey(&DRIPixmapBufferPrivKeyRec, PRIVATE_PIXMAP, 0))
+ return FALSE;
+
+ pDRIPriv = (DRIScreenPrivPtr) calloc(1, sizeof(DRIScreenPrivRec));
+ if (!pDRIPriv) {
+ dixSetPrivate(&pScreen->devPrivates, DRIScreenPrivKey, NULL);
+ return FALSE;
+ }
+
+ dixSetPrivate(&pScreen->devPrivates, DRIScreenPrivKey, pDRIPriv);
+ pDRIPriv->directRenderingSupport = TRUE;
+ pDRIPriv->nrWindows = 0;
+
+ /* Initialize drawable tables */
+ for (i = 0; i < DRI_MAX_DRAWABLES; i++) {
+ pDRIPriv->DRIDrawables[i] = NULL;
+ }
+
+ return TRUE;
+}
+
+Bool
+DRIFinishScreenInit(ScreenPtr pScreen)
+{
+ DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
+
+ /* Wrap DRI support */
+ pDRIPriv->wrap.ValidateTree = pScreen->ValidateTree;
+ pScreen->ValidateTree = DRIValidateTree;
+
+ pDRIPriv->wrap.PostValidateTree = pScreen->PostValidateTree;
+ pScreen->PostValidateTree = DRIPostValidateTree;
+
+ pDRIPriv->wrap.WindowExposures = pScreen->WindowExposures;
+ pScreen->WindowExposures = DRIWindowExposures;
+
+ pDRIPriv->wrap.CopyWindow = pScreen->CopyWindow;
+ pScreen->CopyWindow = DRICopyWindow;
+
+ pDRIPriv->wrap.ClipNotify = pScreen->ClipNotify;
+ pScreen->ClipNotify = DRIClipNotify;
+
+ // ErrorF("[DRI] screen %d installation complete\n", pScreen->myNum);
+
+ return DRIWrapInit(pScreen);
+}
+
+void
+DRICloseScreen(ScreenPtr pScreen)
+{
+ DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
+
+ if (pDRIPriv && pDRIPriv->directRenderingSupport) {
+ free(pDRIPriv);
+ dixSetPrivate(&pScreen->devPrivates, DRIScreenPrivKey, NULL);
+ }
+}
+
+Bool
+DRIExtensionInit(void)
+{
+ DRIDrawablePrivResType = CreateNewResourceType(DRIDrawablePrivDelete,
+ "DRIDrawable");
+
+ return DRIDrawablePrivResType != 0;
+}
+
+void
+DRIReset(void)
+{
+ /*
+ * This stub routine is called when the X Server recycles, resources
+ * allocated by DRIExtensionInit need to be managed here.
+ *
+ * Currently this routine is a stub because all the interesting resources
+ * are managed via the screen init process.
+ */
+}
+
+Bool
+DRIQueryDirectRenderingCapable(ScreenPtr pScreen, Bool* isCapable)
+{
+ DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
+
+ if (pDRIPriv)
+ *isCapable = pDRIPriv->directRenderingSupport;
+ else
+ *isCapable = FALSE;
+
+ return TRUE;
+}
+
+Bool
+DRIAuthConnection(ScreenPtr pScreen, unsigned int magic)
+{
+#if 0
+ /* FIXME: something? */
+
+ DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
+
+ if (drmAuthMagic(pDRIPriv->drmFD, magic)) return FALSE;
+#endif
+ return TRUE;
+}
+
+static void
+DRIUpdateSurface(DRIDrawablePrivPtr pDRIDrawablePriv, DrawablePtr pDraw)
+{
+ xp_window_changes wc;
+ unsigned int flags = 0;
+
+ if (pDRIDrawablePriv->sid == 0)
+ return;
+
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1030
+ wc.depth = (pDraw->bitsPerPixel == 32 ? XP_DEPTH_ARGB8888
+ : pDraw->bitsPerPixel == 16 ? XP_DEPTH_RGB555 : XP_DEPTH_NIL);
+ if (wc.depth != XP_DEPTH_NIL)
+ flags |= XP_DEPTH;
+#endif
+
+ if (pDraw->type == DRAWABLE_WINDOW) {
+ WindowPtr pWin = (WindowPtr) pDraw;
+ WindowPtr pTopWin = TopLevelParent(pWin);
+
+ wc.x = pWin->drawable.x - (pTopWin->drawable.x - pTopWin->borderWidth);
+ wc.y = pWin->drawable.y - (pTopWin->drawable.y - pTopWin->borderWidth);
+ wc.width = pWin->drawable.width + 2 * pWin->borderWidth;
+ wc.height = pWin->drawable.height + 2 * pWin->borderWidth;
+ wc.bit_gravity = XP_GRAVITY_NONE;
+
+ wc.shape_nrects = RegionNumRects(&pWin->clipList);
+ wc.shape_rects = RegionRects(&pWin->clipList);
+ wc.shape_tx = - (pTopWin->drawable.x - pTopWin->borderWidth);
+ wc.shape_ty = - (pTopWin->drawable.y - pTopWin->borderWidth);
+
+ flags |= XP_BOUNDS | XP_SHAPE;
+
+ } else if (pDraw->type == DRAWABLE_PIXMAP) {
+ wc.x = 0;
+ wc.y = 0;
+ wc.width = pDraw->width;
+ wc.height = pDraw->height;
+ wc.bit_gravity = XP_GRAVITY_NONE;
+ flags |= XP_BOUNDS;
+ }
+
+ xp_configure_surface(pDRIDrawablePriv->sid, flags, &wc);
+}
+
+/* Return NULL if an error occurs. */
+static DRIDrawablePrivPtr
+CreateSurfaceForWindow(ScreenPtr pScreen, WindowPtr pWin, xp_window_id *widPtr) {
+ DRIDrawablePrivPtr pDRIDrawablePriv;
+ xp_window_id wid = 0;
+
+ *widPtr = 0;
+
+ pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin);
+
+ if (pDRIDrawablePriv == NULL) {
+ xp_error err;
+ xp_window_changes wc;
+
+ /* allocate a DRI Window Private record */
+ if (!(pDRIDrawablePriv = malloc(sizeof(*pDRIDrawablePriv)))) {
+ return NULL;
+ }
+
+ pDRIDrawablePriv->pDraw = (DrawablePtr)pWin;
+ pDRIDrawablePriv->pScreen = pScreen;
+ pDRIDrawablePriv->refCount = 0;
+ pDRIDrawablePriv->drawableIndex = -1;
+ pDRIDrawablePriv->notifiers = NULL;
+
+ /* find the physical window */
+ wid = x_cvt_vptr_to_uint(RootlessFrameForWindow(pWin, TRUE));
+
+ if (wid == 0) {
+ free(pDRIDrawablePriv);
+ return NULL;
+ }
+
+ /* allocate the physical surface */
+ err = xp_create_surface(wid, &pDRIDrawablePriv->sid);
+
+ if (err != Success) {
+ free(pDRIDrawablePriv);
+ return NULL;
+ }
+
+ /* Make it visible */
+ wc.stack_mode = XP_MAPPED_ABOVE;
+ wc.sibling = 0;
+ err = xp_configure_surface(pDRIDrawablePriv->sid, XP_STACKING, &wc);
+
+ if (err != Success) {
+ xp_destroy_surface(pDRIDrawablePriv->sid);
+ free(pDRIDrawablePriv);
+ return NULL;
+ }
+
+ /* save private off of preallocated index */
+ dixSetPrivate(&pWin->devPrivates, DRIWindowPrivKey,
+ pDRIDrawablePriv);
+ }
+
+ *widPtr = wid;
+
+ return pDRIDrawablePriv;
+}
+
+/* Return NULL if an error occurs. */
+static DRIDrawablePrivPtr
+CreateSurfaceForPixmap(ScreenPtr pScreen, PixmapPtr pPix) {
+ DRIDrawablePrivPtr pDRIDrawablePriv;
+
+ pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_PIXMAP(pPix);
+
+ if (pDRIDrawablePriv == NULL) {
+ xp_error err;
+
+ /* allocate a DRI Window Private record */
+ if (!(pDRIDrawablePriv = calloc(1, sizeof(*pDRIDrawablePriv)))) {
+ return NULL;
+ }
+
+ pDRIDrawablePriv->pDraw = (DrawablePtr)pPix;
+ pDRIDrawablePriv->pScreen = pScreen;
+ pDRIDrawablePriv->refCount = 0;
+ pDRIDrawablePriv->drawableIndex = -1;
+ pDRIDrawablePriv->notifiers = NULL;
+
+ /* Passing a null window id to Xplugin in 10.3+ asks for
+ an accelerated offscreen surface. */
+
+ err = xp_create_surface(0, &pDRIDrawablePriv->sid);
+ if (err != Success) {
+ free(pDRIDrawablePriv);
+ return NULL;
+ }
+
+ /*
+ * The DRIUpdateSurface will be called to resize the surface
+ * after this function, if the export is successful.
+ */
+
+ /* save private off of preallocated index */
+ dixSetPrivate(&pPix->devPrivates, DRIPixmapPrivKey,
+ pDRIDrawablePriv);
+ }
+
+ return pDRIDrawablePriv;
+}
+
+
+Bool
+DRICreateSurface(ScreenPtr pScreen, Drawable id,
+ DrawablePtr pDrawable, xp_client_id client_id,
+ xp_surface_id *surface_id, unsigned int ret_key[2],
+ void (*notify) (void *arg, void *data), void *notify_data)
+{
+ DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
+ xp_window_id wid = 0;
+ DRIDrawablePrivPtr pDRIDrawablePriv;
+
+ if (pDrawable->type == DRAWABLE_WINDOW) {
+ pDRIDrawablePriv = CreateSurfaceForWindow(pScreen,
+ (WindowPtr)pDrawable, &wid);
+
+ if(NULL == pDRIDrawablePriv)
+ return FALSE; /*error*/
+ }
+#if MAC_OS_X_VERSION_MAX_ALLOWED >= 1030
+ else if (pDrawable->type == DRAWABLE_PIXMAP) {
+ pDRIDrawablePriv = CreateSurfaceForPixmap(pScreen,
+ (PixmapPtr)pDrawable);
+
+ if(NULL == pDRIDrawablePriv)
+ return FALSE; /*error*/
+ }
+#endif
+ else { /* for GLX 1.3, a PBuffer */
+ /* NOT_DONE */
+ return FALSE;
+ }
+
+
+ /* Finish initialization of new surfaces */
+ if (pDRIDrawablePriv->refCount == 0) {
+ unsigned int key[2] = {0};
+ xp_error err;
+
+ /* try to give the client access to the surface */
+ if (client_id != 0) {
+ /*
+ * Xplugin accepts a 0 wid if the surface id is offscreen, such
+ * as for a pixmap.
+ */
+ err = xp_export_surface(wid, pDRIDrawablePriv->sid,
+ client_id, key);
+ if (err != Success) {
+ xp_destroy_surface(pDRIDrawablePriv->sid);
+ free(pDRIDrawablePriv);
+
+ /*
+ * Now set the dix privates to NULL that were previously set.
+ * This prevents reusing an invalid pointer.
+ */
+ if(pDrawable->type == DRAWABLE_WINDOW) {
+ WindowPtr pWin = (WindowPtr)pDrawable;
+
+ dixSetPrivate(&pWin->devPrivates, DRIWindowPrivKey, NULL);
+ } else if(pDrawable->type == DRAWABLE_PIXMAP) {
+ PixmapPtr pPix = (PixmapPtr)pDrawable;
+
+ dixSetPrivate(&pPix->devPrivates, DRIPixmapPrivKey, NULL);
+ }
+
+ return FALSE;
+ }
+ }
+
+ pDRIDrawablePriv->key[0] = key[0];
+ pDRIDrawablePriv->key[1] = key[1];
+
+ ++pDRIPriv->nrWindows;
+
+ /* and stash it by surface id */
+ if (surface_hash == NULL)
+ surface_hash = x_hash_table_new(NULL, NULL, NULL, NULL);
+ x_hash_table_insert(surface_hash,
+ x_cvt_uint_to_vptr(pDRIDrawablePriv->sid), pDRIDrawablePriv);
+
+ /* track this in case this window is destroyed */
+ AddResource(id, DRIDrawablePrivResType, (pointer)pDrawable);
+
+ /* Initialize shape */
+ DRIUpdateSurface(pDRIDrawablePriv, pDrawable);
+ }
+
+ pDRIDrawablePriv->refCount++;
+
+ *surface_id = pDRIDrawablePriv->sid;
+
+ if (ret_key != NULL) {
+ ret_key[0] = pDRIDrawablePriv->key[0];
+ ret_key[1] = pDRIDrawablePriv->key[1];
+ }
+
+ if (notify != NULL) {
+ pDRIDrawablePriv->notifiers = x_hook_add(pDRIDrawablePriv->notifiers,
+ notify, notify_data);
+ }
+
+ return TRUE;
+}
+
+Bool
+DRIDestroySurface(ScreenPtr pScreen, Drawable id, DrawablePtr pDrawable,
+ void (*notify) (void *, void *), void *notify_data)
+{
+ DRIDrawablePrivPtr pDRIDrawablePriv;
+
+ if (pDrawable->type == DRAWABLE_WINDOW) {
+ pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW((WindowPtr)pDrawable);
+ } else if (pDrawable->type == DRAWABLE_PIXMAP) {
+ pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_PIXMAP((PixmapPtr)pDrawable);
+ } else {
+ return FALSE;
+ }
+
+ if (pDRIDrawablePriv != NULL) {
+ if (notify != NULL) {
+ pDRIDrawablePriv->notifiers = x_hook_remove(pDRIDrawablePriv->notifiers,
+ notify, notify_data);
+ }
+ if (--pDRIDrawablePriv->refCount <= 0) {
+ /* This calls back to DRIDrawablePrivDelete
+ which frees the private area */
+ FreeResourceByType(id, DRIDrawablePrivResType, FALSE);
+ }
+ }
+
+ return TRUE;
+}
+
+Bool
+DRIDrawablePrivDelete(pointer pResource, XID id)
+{
+ DrawablePtr pDrawable = (DrawablePtr)pResource;
+ DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pDrawable->pScreen);
+ DRIDrawablePrivPtr pDRIDrawablePriv = NULL;
+ WindowPtr pWin = NULL;
+ PixmapPtr pPix = NULL;
+
+ if (pDrawable->type == DRAWABLE_WINDOW) {
+ pWin = (WindowPtr)pDrawable;
+ pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin);
+ } else if (pDrawable->type == DRAWABLE_PIXMAP) {
+ pPix = (PixmapPtr)pDrawable;
+ pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_PIXMAP(pPix);
+ }
+
+ if (pDRIDrawablePriv == NULL) {
+ return DRIFreePixmapImp(pDrawable);
+ }
+
+ if (pDRIDrawablePriv->drawableIndex != -1) {
+ /* release drawable table entry */
+ pDRIPriv->DRIDrawables[pDRIDrawablePriv->drawableIndex] = NULL;
+ }
+
+ if (pDRIDrawablePriv->sid != 0) {
+ xp_destroy_surface(pDRIDrawablePriv->sid);
+ x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(pDRIDrawablePriv->sid));
+ }
+
+ if (pDRIDrawablePriv->notifiers != NULL)
+ x_hook_free(pDRIDrawablePriv->notifiers);
+
+ free(pDRIDrawablePriv);
+
+ if (pDrawable->type == DRAWABLE_WINDOW) {
+ dixSetPrivate(&pWin->devPrivates, DRIWindowPrivKey, NULL);
+ } else if (pDrawable->type == DRAWABLE_PIXMAP) {
+ dixSetPrivate(&pPix->devPrivates, DRIPixmapPrivKey, NULL);
+ }
+
+ --pDRIPriv->nrWindows;
+
+ return TRUE;
+}
+
+void
+DRIWindowExposures(WindowPtr pWin, RegionPtr prgn, RegionPtr bsreg)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
+ DRIDrawablePrivPtr pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin);
+
+ if (pDRIDrawablePriv) {
+ /* FIXME: something? */
+ }
+
+ pScreen->WindowExposures = pDRIPriv->wrap.WindowExposures;
+
+ (*pScreen->WindowExposures)(pWin, prgn, bsreg);
+
+ pScreen->WindowExposures = DRIWindowExposures;
+}
+
+void
+DRICopyWindow(WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
+ DRIDrawablePrivPtr pDRIDrawablePriv;
+
+ if (pDRIPriv->nrWindows > 0) {
+ pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin);
+ if (pDRIDrawablePriv != NULL) {
+ DRIUpdateSurface(pDRIDrawablePriv, &pWin->drawable);
+ }
+ }
+
+ /* unwrap */
+ pScreen->CopyWindow = pDRIPriv->wrap.CopyWindow;
+
+ /* call lower layers */
+ (*pScreen->CopyWindow)(pWin, ptOldOrg, prgnSrc);
+
+ /* rewrap */
+ pScreen->CopyWindow = DRICopyWindow;
+}
+
+int
+DRIValidateTree(WindowPtr pParent, WindowPtr pChild, VTKind kind)
+{
+ ScreenPtr pScreen = pParent->drawable.pScreen;
+ DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
+ int returnValue;
+
+ /* unwrap */
+ pScreen->ValidateTree = pDRIPriv->wrap.ValidateTree;
+
+ /* call lower layers */
+ returnValue = (*pScreen->ValidateTree)(pParent, pChild, kind);
+
+ /* rewrap */
+ pScreen->ValidateTree = DRIValidateTree;
+
+ return returnValue;
+}
+
+void
+DRIPostValidateTree(WindowPtr pParent, WindowPtr pChild, VTKind kind)
+{
+ ScreenPtr pScreen;
+ DRIScreenPrivPtr pDRIPriv;
+
+ if (pParent) {
+ pScreen = pParent->drawable.pScreen;
+ } else {
+ pScreen = pChild->drawable.pScreen;
+ }
+ pDRIPriv = DRI_SCREEN_PRIV(pScreen);
+
+ if (pDRIPriv->wrap.PostValidateTree) {
+ /* unwrap */
+ pScreen->PostValidateTree = pDRIPriv->wrap.PostValidateTree;
+
+ /* call lower layers */
+ (*pScreen->PostValidateTree)(pParent, pChild, kind);
+
+ /* rewrap */
+ pScreen->PostValidateTree = DRIPostValidateTree;
+ }
+}
+
+void
+DRIClipNotify(WindowPtr pWin, int dx, int dy)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ DRIScreenPrivPtr pDRIPriv = DRI_SCREEN_PRIV(pScreen);
+ DRIDrawablePrivPtr pDRIDrawablePriv;
+
+ if ((pDRIDrawablePriv = DRI_DRAWABLE_PRIV_FROM_WINDOW(pWin))) {
+ DRIUpdateSurface(pDRIDrawablePriv, &pWin->drawable);
+ }
+
+ if (pDRIPriv->wrap.ClipNotify) {
+ pScreen->ClipNotify = pDRIPriv->wrap.ClipNotify;
+
+ (*pScreen->ClipNotify)(pWin, dx, dy);
+
+ pScreen->ClipNotify = DRIClipNotify;
+ }
+}
+
+/* This lets us get at the unwrapped functions so that they can correctly
+ * call the lower level functions, and choose whether they will be
+ * called at every level of recursion (eg in validatetree).
+ */
+DRIWrappedFuncsRec *
+DRIGetWrappedFuncs(ScreenPtr pScreen)
+{
+ return &(DRI_SCREEN_PRIV(pScreen)->wrap);
+}
+
+void
+DRIQueryVersion(int *majorVersion,
+ int *minorVersion,
+ int *patchVersion)
+{
+ *majorVersion = APPLE_DRI_MAJOR_VERSION;
+ *minorVersion = APPLE_DRI_MINOR_VERSION;
+ *patchVersion = APPLE_DRI_PATCH_VERSION;
+}
+
+void
+DRISurfaceNotify(xp_surface_id id, int kind)
+{
+ DRIDrawablePrivPtr pDRIDrawablePriv = NULL;
+ DRISurfaceNotifyArg arg;
+
+ arg.id = id;
+ arg.kind = kind;
+
+ if (surface_hash != NULL)
+ {
+ pDRIDrawablePriv = x_hash_table_lookup(surface_hash,
+ x_cvt_uint_to_vptr(id), NULL);
+ }
+
+ if (pDRIDrawablePriv == NULL)
+ return;
+
+ if (kind == AppleDRISurfaceNotifyDestroyed)
+ {
+ pDRIDrawablePriv->sid = 0;
+ x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(id));
+ }
+
+ x_hook_run(pDRIDrawablePriv->notifiers, &arg);
+
+ if (kind == AppleDRISurfaceNotifyDestroyed)
+ {
+ /* Kill off the handle. */
+
+ FreeResourceByType(pDRIDrawablePriv->pDraw->id,
+ DRIDrawablePrivResType, FALSE);
+ }
+}
+
+Bool DRICreatePixmap(ScreenPtr pScreen, Drawable id,
+ DrawablePtr pDrawable, char *path,
+ size_t pathmax)
+{
+ DRIPixmapBufferPtr shared;
+ PixmapPtr pPix;
+
+ if(pDrawable->type != DRAWABLE_PIXMAP)
+ return FALSE;
+
+ pPix = (PixmapPtr)pDrawable;
+
+ shared = malloc(sizeof(*shared));
+ if(NULL == shared) {
+ FatalError("failed to allocate DRIPixmapBuffer in %s\n", __func__);
+ }
+
+ shared->pDrawable = pDrawable;
+ shared->refCount = 1;
+
+ if(pDrawable->bitsPerPixel >= 24) {
+ shared->bytesPerPixel = 4;
+ } else if(pDrawable->bitsPerPixel <= 16) {
+ shared->bytesPerPixel = 2;
+ }
+
+ shared->width = pDrawable->width;
+ shared->height = pDrawable->height;
+
+ if(-1 == snprintf(shared->shmPath, sizeof(shared->shmPath),
+ "%d_0x%lx", getpid(),
+ (unsigned long)id)) {
+ FatalError("buffer overflow in %s\n", __func__);
+ }
+
+ shared->fd = shm_open(shared->shmPath,
+ O_RDWR | O_EXCL | O_CREAT,
+ S_IRUSR | S_IWUSR | S_IROTH | S_IWOTH);
+
+ if(-1 == shared->fd) {
+ free(shared);
+ return FALSE;
+ }
+
+ shared->length = shared->width * shared->height * shared->bytesPerPixel;
+
+ if(-1 == ftruncate(shared->fd, shared->length)) {
+ ErrorF("failed to ftruncate (extend) file.");
+ shm_unlink(shared->shmPath);
+ close(shared->fd);
+ free(shared);
+ return FALSE;
+ }
+
+ shared->buffer = mmap(NULL, shared->length,
+ PROT_READ | PROT_WRITE,
+ MAP_FILE | MAP_SHARED, shared->fd, 0);
+
+ if(MAP_FAILED == shared->buffer) {
+ ErrorF("failed to mmap shared memory.");
+ shm_unlink(shared->shmPath);
+ close(shared->fd);
+ free(shared);
+ return FALSE;
+ }
+
+ strncpy(path, shared->shmPath, pathmax);
+ path[pathmax - 1] = '\0';
+
+ dixSetPrivate(&pPix->devPrivates, DRIPixmapBufferPrivKey, shared);
+
+ AddResource(id, DRIDrawablePrivResType, (pointer)pDrawable);
+
+ return TRUE;
+}
+
+
+Bool DRIGetPixmapData(DrawablePtr pDrawable, int *width, int *height,
+ int *pitch, int *bpp, void **ptr) {
+ PixmapPtr pPix;
+ DRIPixmapBufferPtr shared;
+
+ if(pDrawable->type != DRAWABLE_PIXMAP)
+ return FALSE;
+
+ pPix = (PixmapPtr)pDrawable;
+
+ shared = dixLookupPrivate(&pPix->devPrivates, DRIPixmapBufferPrivKey);
+
+ if(NULL == shared)
+ return FALSE;
+
+ assert(pDrawable->width == shared->width);
+ assert(pDrawable->height == shared->height);
+
+ *width = shared->width;
+ *height = shared->height;
+ *bpp = shared->bytesPerPixel;
+ *pitch = shared->width * shared->bytesPerPixel;
+ *ptr = shared->buffer;
+
+ return TRUE;
+}
+
+static Bool
+DRIFreePixmapImp(DrawablePtr pDrawable) {
+ DRIPixmapBufferPtr shared;
+ PixmapPtr pPix;
+
+ if(pDrawable->type != DRAWABLE_PIXMAP)
+ return FALSE;
+
+ pPix = (PixmapPtr)pDrawable;
+
+ shared = dixLookupPrivate(&pPix->devPrivates, DRIPixmapBufferPrivKey);
+
+ if(NULL == shared)
+ return FALSE;
+
+ close(shared->fd);
+ munmap(shared->buffer, shared->length);
+ shm_unlink(shared->shmPath);
+ free(shared);
+
+ dixSetPrivate(&pPix->devPrivates, DRIPixmapBufferPrivKey, (pointer)NULL);
+
+ return TRUE;
+}
+
+void
+DRIDestroyPixmap(DrawablePtr pDrawable) {
+ if(DRIFreePixmapImp(pDrawable))
+ FreeResourceByType(pDrawable->id, DRIDrawablePrivResType, FALSE);
+
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-08 05:49:57 +0000