diff options
Diffstat (limited to 'xorg-server/composite')
| -rw-r--r-- | xorg-server/composite/compalloc.c | 1456 | ||||
| -rw-r--r-- | xorg-server/composite/compext.c | 1858 | ||||
| -rw-r--r-- | xorg-server/composite/compint.h | 672 | ||||
| -rw-r--r-- | xorg-server/composite/compoverlay.c | 4 | ||||
| -rw-r--r-- | xorg-server/composite/compwindow.c | 1664 | ||||
| -rw-r--r-- | xorg-server/composite/makefile | 9 |
6 files changed, 2838 insertions, 2825 deletions
diff --git a/xorg-server/composite/compalloc.c b/xorg-server/composite/compalloc.c index f00bf4eb0..e64d1061b 100644 --- a/xorg-server/composite/compalloc.c +++ b/xorg-server/composite/compalloc.c @@ -1,728 +1,728 @@ -/* - * Copyright (c) 2006, Oracle and/or its affiliates. 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. - * - * Copyright © 2003 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 "compint.h" - -static void -compScreenUpdate (ScreenPtr pScreen) -{ - compCheckTree (pScreen); - compPaintChildrenToWindow (pScreen->root); -} - -static void -compBlockHandler (int i, - pointer blockData, - pointer pTimeout, - pointer pReadmask) -{ - ScreenPtr pScreen = screenInfo.screens[i]; - CompScreenPtr cs = GetCompScreen (pScreen); - - pScreen->BlockHandler = cs->BlockHandler; - compScreenUpdate (pScreen); - (*pScreen->BlockHandler) (i, blockData, pTimeout, pReadmask); - - /* Next damage will restore the block handler */ - cs->BlockHandler = NULL; -} - -static void -compReportDamage (DamagePtr pDamage, RegionPtr pRegion, void *closure) -{ - WindowPtr pWin = (WindowPtr) closure; - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - CompWindowPtr cw = GetCompWindow (pWin); - - if (!cs->BlockHandler) { - cs->BlockHandler = pScreen->BlockHandler; - pScreen->BlockHandler = compBlockHandler; - } - cw->damaged = TRUE; - - /* Mark the ancestors */ - pWin = pWin->parent; - while (pWin) { - if (pWin->damagedDescendants) - break; - pWin->damagedDescendants = TRUE; - pWin = pWin->parent; - } -} - -static void -compDestroyDamage (DamagePtr pDamage, void *closure) -{ - WindowPtr pWin = (WindowPtr) closure; - CompWindowPtr cw = GetCompWindow (pWin); - - cw->damage = 0; -} - -static Bool -compMarkWindows(WindowPtr pWin, - WindowPtr *ppLayerWin) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - WindowPtr pLayerWin = pWin; - - if (!pWin->viewable) - return FALSE; - - (*pScreen->MarkOverlappedWindows)(pWin, pWin, &pLayerWin); - (*pScreen->MarkWindow)(pLayerWin->parent); - - *ppLayerWin = pLayerWin; - - return TRUE; -} - -static void -compHandleMarkedWindows(WindowPtr pWin, WindowPtr pLayerWin) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - - (*pScreen->ValidateTree)(pLayerWin->parent, pLayerWin, VTOther); - (*pScreen->HandleExposures)(pLayerWin->parent); - if (pScreen->PostValidateTree) - (*pScreen->PostValidateTree)(pLayerWin->parent, pLayerWin, VTOther); -} - -/* - * Redirect one window for one client - */ -int -compRedirectWindow (ClientPtr pClient, WindowPtr pWin, int update) -{ - CompWindowPtr cw = GetCompWindow (pWin); - CompClientWindowPtr ccw; - CompScreenPtr cs = GetCompScreen(pWin->drawable.pScreen); - WindowPtr pLayerWin; - Bool anyMarked = FALSE; - - if (pWin == cs->pOverlayWin) { - return Success; - } - - if (!pWin->parent) - return BadMatch; - - /* - * Only one Manual update is allowed - */ - if (cw && update == CompositeRedirectManual) - for (ccw = cw->clients; ccw; ccw = ccw->next) - if (ccw->update == CompositeRedirectManual) - return BadAccess; - - /* - * Allocate per-client per-window structure - * The client *could* allocate multiple, but while supported, - * it is not expected to be common - */ - ccw = malloc(sizeof (CompClientWindowRec)); - if (!ccw) - return BadAlloc; - ccw->id = FakeClientID (pClient->index); - ccw->update = update; - /* - * Now make sure there's a per-window structure to hang this from - */ - if (!cw) - { - cw = malloc(sizeof (CompWindowRec)); - if (!cw) - { - free(ccw); - return BadAlloc; - } - cw->damage = DamageCreate (compReportDamage, - compDestroyDamage, - DamageReportNonEmpty, - FALSE, - pWin->drawable.pScreen, - pWin); - if (!cw->damage) - { - free(ccw); - free(cw); - return BadAlloc; - } - - anyMarked = compMarkWindows (pWin, &pLayerWin); - - /* Make sure our borderClip is correct for ValidateTree */ - RegionNull(&cw->borderClip); - RegionCopy(&cw->borderClip, &pWin->borderClip); - cw->borderClipX = pWin->drawable.x; - cw->borderClipY = pWin->drawable.y; - cw->update = CompositeRedirectAutomatic; - cw->clients = 0; - cw->oldx = COMP_ORIGIN_INVALID; - cw->oldy = COMP_ORIGIN_INVALID; - cw->damageRegistered = FALSE; - cw->damaged = FALSE; - cw->pOldPixmap = NullPixmap; - dixSetPrivate(&pWin->devPrivates, CompWindowPrivateKey, cw); - } - ccw->next = cw->clients; - cw->clients = ccw; - if (!AddResource (ccw->id, CompositeClientWindowType, pWin)) - return BadAlloc; - if (ccw->update == CompositeRedirectManual) - { - if (!anyMarked) - anyMarked = compMarkWindows (pWin, &pLayerWin); - - if (cw->damageRegistered) - { - DamageUnregister (&pWin->drawable, cw->damage); - cw->damageRegistered = FALSE; - } - cw->update = CompositeRedirectManual; - } - else if (cw->update == CompositeRedirectAutomatic && !cw->damageRegistered) { - if (!anyMarked) - anyMarked = compMarkWindows (pWin, &pLayerWin); - } - - if (!compCheckRedirect (pWin)) - { - FreeResource (ccw->id, RT_NONE); - return BadAlloc; - } - - if (anyMarked) - compHandleMarkedWindows (pWin, pLayerWin); - - return Success; -} - -void -compRestoreWindow (WindowPtr pWin, PixmapPtr pPixmap) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - WindowPtr pParent = pWin->parent; - - if (pParent->drawable.depth == pWin->drawable.depth) { - GCPtr pGC = GetScratchGC (pWin->drawable.depth, pScreen); - int bw = (int) pWin->borderWidth; - int x = bw; - int y = bw; - int w = pWin->drawable.width; - int h = pWin->drawable.height; - - if (pGC) { - ChangeGCVal val; - val.val = IncludeInferiors; - ChangeGC (NullClient, pGC, GCSubwindowMode, &val); - ValidateGC(&pWin->drawable, pGC); - (*pGC->ops->CopyArea) (&pPixmap->drawable, - &pWin->drawable, - pGC, - x, y, w, h, 0, 0); - FreeScratchGC (pGC); - } - } -} - -/* - * Free one of the per-client per-window resources, clearing - * redirect and the per-window pointer as appropriate - */ -void -compFreeClientWindow (WindowPtr pWin, XID id) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompWindowPtr cw = GetCompWindow (pWin); - CompClientWindowPtr ccw, *prev; - Bool anyMarked = FALSE; - WindowPtr pLayerWin; - PixmapPtr pPixmap = NULL; - - if (!cw) - return; - for (prev = &cw->clients; (ccw = *prev); prev = &ccw->next) - { - if (ccw->id == id) - { - *prev = ccw->next; - if (ccw->update == CompositeRedirectManual) - cw->update = CompositeRedirectAutomatic; - free(ccw); - break; - } - } - if (!cw->clients) - { - anyMarked = compMarkWindows (pWin, &pLayerWin); - - if (pWin->redirectDraw != RedirectDrawNone) { - pPixmap = (*pScreen->GetWindowPixmap) (pWin); - compSetParentPixmap (pWin); - } - - if (cw->damage) - DamageDestroy (cw->damage); - - RegionUninit(&cw->borderClip); - - dixSetPrivate(&pWin->devPrivates, CompWindowPrivateKey, NULL); - free(cw); - } - else if (cw->update == CompositeRedirectAutomatic && - !cw->damageRegistered && pWin->redirectDraw != RedirectDrawNone) - { - anyMarked = compMarkWindows (pWin, &pLayerWin); - - DamageRegister (&pWin->drawable, cw->damage); - cw->damageRegistered = TRUE; - pWin->redirectDraw = RedirectDrawAutomatic; - DamageDamageRegion(&pWin->drawable, &pWin->borderSize); - } - - if (anyMarked) - compHandleMarkedWindows (pWin, pLayerWin); - - if (pPixmap) { - compRestoreWindow (pWin, pPixmap); - (*pScreen->DestroyPixmap) (pPixmap); - } -} - -/* - * This is easy, just free the appropriate resource. - */ - -int -compUnredirectWindow (ClientPtr pClient, WindowPtr pWin, int update) -{ - CompWindowPtr cw = GetCompWindow (pWin); - CompClientWindowPtr ccw; - - if (!cw) - return BadValue; - - for (ccw = cw->clients; ccw; ccw = ccw->next) - if (ccw->update == update && CLIENT_ID(ccw->id) == pClient->index) - { - FreeResource (ccw->id, RT_NONE); - return Success; - } - return BadValue; -} - -/* - * Redirect all subwindows for one client - */ - -int -compRedirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update) -{ - CompSubwindowsPtr csw = GetCompSubwindows (pWin); - CompClientWindowPtr ccw; - WindowPtr pChild; - - /* - * Only one Manual update is allowed - */ - if (csw && update == CompositeRedirectManual) - for (ccw = csw->clients; ccw; ccw = ccw->next) - if (ccw->update == CompositeRedirectManual) - return BadAccess; - /* - * Allocate per-client per-window structure - * The client *could* allocate multiple, but while supported, - * it is not expected to be common - */ - ccw = malloc(sizeof (CompClientWindowRec)); - if (!ccw) - return BadAlloc; - ccw->id = FakeClientID (pClient->index); - ccw->update = update; - /* - * Now make sure there's a per-window structure to hang this from - */ - if (!csw) - { - csw = malloc(sizeof (CompSubwindowsRec)); - if (!csw) - { - free(ccw); - return BadAlloc; - } - csw->update = CompositeRedirectAutomatic; - csw->clients = 0; - dixSetPrivate(&pWin->devPrivates, CompSubwindowsPrivateKey, csw); - } - /* - * Redirect all existing windows - */ - for (pChild = pWin->lastChild; pChild; pChild = pChild->prevSib) - { - int ret = compRedirectWindow (pClient, pChild, update); - if (ret != Success) - { - for (pChild = pChild->nextSib; pChild; pChild = pChild->nextSib) - (void) compUnredirectWindow (pClient, pChild, update); - if (!csw->clients) - { - free(csw); - dixSetPrivate(&pWin->devPrivates, CompSubwindowsPrivateKey, 0); - } - free(ccw); - return ret; - } - } - /* - * Hook into subwindows list - */ - ccw->next = csw->clients; - csw->clients = ccw; - if (!AddResource (ccw->id, CompositeClientSubwindowsType, pWin)) - return BadAlloc; - if (ccw->update == CompositeRedirectManual) - { - csw->update = CompositeRedirectManual; - /* - * tell damage extension that damage events for this client are - * critical output - */ - DamageExtSetCritical (pClient, TRUE); - pWin->inhibitBGPaint = TRUE; - } - return Success; -} - -/* - * Free one of the per-client per-subwindows resources, - * which frees one redirect per subwindow - */ -void -compFreeClientSubwindows (WindowPtr pWin, XID id) -{ - CompSubwindowsPtr csw = GetCompSubwindows (pWin); - CompClientWindowPtr ccw, *prev; - WindowPtr pChild; - - if (!csw) - return; - for (prev = &csw->clients; (ccw = *prev); prev = &ccw->next) - { - if (ccw->id == id) - { - ClientPtr pClient = clients[CLIENT_ID(id)]; - - *prev = ccw->next; - if (ccw->update == CompositeRedirectManual) - { - /* - * tell damage extension that damage events for this client are - * critical output - */ - DamageExtSetCritical (pClient, FALSE); - csw->update = CompositeRedirectAutomatic; - pWin->inhibitBGPaint = FALSE; - if (pWin->mapped) - (*pWin->drawable.pScreen->ClearToBackground)(pWin, 0, 0, 0, 0, TRUE); - } - - /* - * Unredirect all existing subwindows - */ - for (pChild = pWin->lastChild; pChild; pChild = pChild->prevSib) - (void) compUnredirectWindow (pClient, pChild, ccw->update); - - free(ccw); - break; - } - } - - /* - * Check if all of the per-client records are gone - */ - if (!csw->clients) - { - dixSetPrivate(&pWin->devPrivates, CompSubwindowsPrivateKey, NULL); - free(csw); - } -} - -/* - * This is easy, just free the appropriate resource. - */ - -int -compUnredirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update) -{ - CompSubwindowsPtr csw = GetCompSubwindows (pWin); - CompClientWindowPtr ccw; - - if (!csw) - return BadValue; - for (ccw = csw->clients; ccw; ccw = ccw->next) - if (ccw->update == update && CLIENT_ID(ccw->id) == pClient->index) - { - FreeResource (ccw->id, RT_NONE); - return Success; - } - return BadValue; -} - -/* - * Add redirection information for one subwindow (during reparent) - */ - -int -compRedirectOneSubwindow (WindowPtr pParent, WindowPtr pWin) -{ - CompSubwindowsPtr csw = GetCompSubwindows (pParent); - CompClientWindowPtr ccw; - - if (!csw) - return Success; - for (ccw = csw->clients; ccw; ccw = ccw->next) - { - int ret = compRedirectWindow (clients[CLIENT_ID(ccw->id)], - pWin, ccw->update); - if (ret != Success) - return ret; - } - return Success; -} - -/* - * Remove redirection information for one subwindow (during reparent) - */ - -int -compUnredirectOneSubwindow (WindowPtr pParent, WindowPtr pWin) -{ - CompSubwindowsPtr csw = GetCompSubwindows (pParent); - CompClientWindowPtr ccw; - - if (!csw) - return Success; - for (ccw = csw->clients; ccw; ccw = ccw->next) - { - int ret = compUnredirectWindow (clients[CLIENT_ID(ccw->id)], - pWin, ccw->update); - if (ret != Success) - return ret; - } - return Success; -} - -static PixmapPtr -compNewPixmap (WindowPtr pWin, int x, int y, int w, int h) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - WindowPtr pParent = pWin->parent; - PixmapPtr pPixmap; - - pPixmap = (*pScreen->CreatePixmap) (pScreen, w, h, pWin->drawable.depth, - CREATE_PIXMAP_USAGE_BACKING_PIXMAP); - - if (!pPixmap) - return 0; - - pPixmap->screen_x = x; - pPixmap->screen_y = y; - - if (pParent->drawable.depth == pWin->drawable.depth) - { - GCPtr pGC = GetScratchGC (pWin->drawable.depth, pScreen); - - if (pGC) - { - ChangeGCVal val; - val.val = IncludeInferiors; - ChangeGC (NullClient, pGC, GCSubwindowMode, &val); - ValidateGC(&pPixmap->drawable, pGC); - (*pGC->ops->CopyArea) (&pParent->drawable, - &pPixmap->drawable, - pGC, - x - pParent->drawable.x, - y - pParent->drawable.y, - w, h, 0, 0); - FreeScratchGC (pGC); - } - } - else - { - PictFormatPtr pSrcFormat = compWindowFormat (pParent); - PictFormatPtr pDstFormat = compWindowFormat (pWin); - XID inferiors = IncludeInferiors; - int error; - - PicturePtr pSrcPicture = CreatePicture (None, - &pParent->drawable, - pSrcFormat, - CPSubwindowMode, - &inferiors, - serverClient, &error); - - PicturePtr pDstPicture = CreatePicture (None, - &pPixmap->drawable, - pDstFormat, - 0, 0, - serverClient, &error); - - if (pSrcPicture && pDstPicture) - { - CompositePicture (PictOpSrc, - pSrcPicture, - NULL, - pDstPicture, - x - pParent->drawable.x, - y - pParent->drawable.y, - 0, 0, 0, 0, w, h); - } - if (pSrcPicture) - FreePicture (pSrcPicture, 0); - if (pDstPicture) - FreePicture (pDstPicture, 0); - } - return pPixmap; -} - -Bool -compAllocPixmap (WindowPtr pWin) -{ - int bw = (int) pWin->borderWidth; - int x = pWin->drawable.x - bw; - int y = pWin->drawable.y - bw; - int w = pWin->drawable.width + (bw << 1); - int h = pWin->drawable.height + (bw << 1); - PixmapPtr pPixmap = compNewPixmap (pWin, x, y, w, h); - CompWindowPtr cw = GetCompWindow (pWin); - - if (!pPixmap) - return FALSE; - if (cw->update == CompositeRedirectAutomatic) - pWin->redirectDraw = RedirectDrawAutomatic; - else - pWin->redirectDraw = RedirectDrawManual; - - compSetPixmap (pWin, pPixmap); - cw->oldx = COMP_ORIGIN_INVALID; - cw->oldy = COMP_ORIGIN_INVALID; - cw->damageRegistered = FALSE; - if (cw->update == CompositeRedirectAutomatic) - { - DamageRegister (&pWin->drawable, cw->damage); - cw->damageRegistered = TRUE; - } - return TRUE; -} - -void -compSetParentPixmap (WindowPtr pWin) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - PixmapPtr pParentPixmap; - CompWindowPtr cw = GetCompWindow (pWin); - - if (cw->damageRegistered) - { - DamageUnregister (&pWin->drawable, cw->damage); - cw->damageRegistered = FALSE; - DamageEmpty (cw->damage); - } - /* - * Move the parent-constrained border clip region back into - * the window so that ValidateTree will handle the unmap - * case correctly. Unmap adds the window borderClip to the - * parent exposed area; regions beyond the parent cause crashes - */ - RegionCopy(&pWin->borderClip, &cw->borderClip); - pParentPixmap = (*pScreen->GetWindowPixmap) (pWin->parent); - pWin->redirectDraw = RedirectDrawNone; - compSetPixmap (pWin, pParentPixmap); -} - -/* - * Make sure the pixmap is the right size and offset. Allocate a new - * pixmap to change size, adjust origin to change offset, leaving the - * old pixmap in cw->pOldPixmap so bits can be recovered - */ -Bool -compReallocPixmap (WindowPtr pWin, int draw_x, int draw_y, - unsigned int w, unsigned int h, int bw) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - PixmapPtr pOld = (*pScreen->GetWindowPixmap) (pWin); - PixmapPtr pNew; - CompWindowPtr cw = GetCompWindow (pWin); - int pix_x, pix_y; - int pix_w, pix_h; - - assert (cw && pWin->redirectDraw != RedirectDrawNone); - cw->oldx = pOld->screen_x; - cw->oldy = pOld->screen_y; - pix_x = draw_x - bw; - pix_y = draw_y - bw; - pix_w = w + (bw << 1); - pix_h = h + (bw << 1); - if (pix_w != pOld->drawable.width || pix_h != pOld->drawable.height) - { - pNew = compNewPixmap (pWin, pix_x, pix_y, pix_w, pix_h); - if (!pNew) - return FALSE; - cw->pOldPixmap = pOld; - compSetPixmap (pWin, pNew); - } - else - { - pNew = pOld; - cw->pOldPixmap = 0; - } - pNew->screen_x = pix_x; - pNew->screen_y = pix_y; - return TRUE; -} +/*
+ * Copyright (c) 2006, Oracle and/or its affiliates. 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.
+ *
+ * Copyright © 2003 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 "compint.h"
+
+static void
+compScreenUpdate (ScreenPtr pScreen)
+{
+ compCheckTree (pScreen);
+ compPaintChildrenToWindow (pScreen->root);
+}
+
+static void
+compBlockHandler (int i,
+ pointer blockData,
+ pointer pTimeout,
+ pointer pReadmask)
+{
+ ScreenPtr pScreen = screenInfo.screens[i];
+ CompScreenPtr cs = GetCompScreen (pScreen);
+
+ pScreen->BlockHandler = cs->BlockHandler;
+ compScreenUpdate (pScreen);
+ (*pScreen->BlockHandler) (i, blockData, pTimeout, pReadmask);
+
+ /* Next damage will restore the block handler */
+ cs->BlockHandler = NULL;
+}
+
+static void
+compReportDamage (DamagePtr pDamage, RegionPtr pRegion, void *closure)
+{
+ WindowPtr pWin = (WindowPtr) closure;
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+ CompWindowPtr cw = GetCompWindow (pWin);
+
+ if (!cs->BlockHandler) {
+ cs->BlockHandler = pScreen->BlockHandler;
+ pScreen->BlockHandler = compBlockHandler;
+ }
+ cw->damaged = TRUE;
+
+ /* Mark the ancestors */
+ pWin = pWin->parent;
+ while (pWin) {
+ if (pWin->damagedDescendants)
+ break;
+ pWin->damagedDescendants = TRUE;
+ pWin = pWin->parent;
+ }
+}
+
+static void
+compDestroyDamage (DamagePtr pDamage, void *closure)
+{
+ WindowPtr pWin = (WindowPtr) closure;
+ CompWindowPtr cw = GetCompWindow (pWin);
+
+ cw->damage = 0;
+}
+
+static Bool
+compMarkWindows(WindowPtr pWin,
+ WindowPtr *ppLayerWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ WindowPtr pLayerWin = pWin;
+
+ if (!pWin->viewable)
+ return FALSE;
+
+ (*pScreen->MarkOverlappedWindows)(pWin, pWin, &pLayerWin);
+ (*pScreen->MarkWindow)(pLayerWin->parent);
+
+ *ppLayerWin = pLayerWin;
+
+ return TRUE;
+}
+
+static void
+compHandleMarkedWindows(WindowPtr pWin, WindowPtr pLayerWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ (*pScreen->ValidateTree)(pLayerWin->parent, pLayerWin, VTOther);
+ (*pScreen->HandleExposures)(pLayerWin->parent);
+ if (pScreen->PostValidateTree)
+ (*pScreen->PostValidateTree)(pLayerWin->parent, pLayerWin, VTOther);
+}
+
+/*
+ * Redirect one window for one client
+ */
+int
+compRedirectWindow (ClientPtr pClient, WindowPtr pWin, int update)
+{
+ CompWindowPtr cw = GetCompWindow (pWin);
+ CompClientWindowPtr ccw;
+ CompScreenPtr cs = GetCompScreen(pWin->drawable.pScreen);
+ WindowPtr pLayerWin;
+ Bool anyMarked = FALSE;
+
+ if (pWin == cs->pOverlayWin) {
+ return Success;
+ }
+
+ if (!pWin->parent)
+ return BadMatch;
+
+ /*
+ * Only one Manual update is allowed
+ */
+ if (cw && update == CompositeRedirectManual)
+ for (ccw = cw->clients; ccw; ccw = ccw->next)
+ if (ccw->update == CompositeRedirectManual)
+ return BadAccess;
+
+ /*
+ * Allocate per-client per-window structure
+ * The client *could* allocate multiple, but while supported,
+ * it is not expected to be common
+ */
+ ccw = malloc(sizeof (CompClientWindowRec));
+ if (!ccw)
+ return BadAlloc;
+ ccw->id = FakeClientID (pClient->index);
+ ccw->update = update;
+ /*
+ * Now make sure there's a per-window structure to hang this from
+ */
+ if (!cw)
+ {
+ cw = calloc (1,sizeof (CompWindowRec));
+ if (!cw)
+ {
+ free(ccw);
+ return BadAlloc;
+ }
+ cw->damage = DamageCreate (compReportDamage,
+ compDestroyDamage,
+ DamageReportNonEmpty,
+ FALSE,
+ pWin->drawable.pScreen,
+ pWin);
+ if (!cw->damage)
+ {
+ free(ccw);
+ free(cw);
+ return BadAlloc;
+ }
+
+ anyMarked = compMarkWindows (pWin, &pLayerWin);
+
+ /* Make sure our borderClip is correct for ValidateTree */
+ RegionNull(&cw->borderClip);
+ RegionCopy(&cw->borderClip, &pWin->borderClip);
+ cw->borderClipX = pWin->drawable.x;
+ cw->borderClipY = pWin->drawable.y;
+ cw->update = CompositeRedirectAutomatic;
+ cw->clients = 0;
+ cw->oldx = COMP_ORIGIN_INVALID;
+ cw->oldy = COMP_ORIGIN_INVALID;
+ cw->damageRegistered = FALSE;
+ cw->damaged = FALSE;
+ cw->pOldPixmap = NullPixmap;
+ dixSetPrivate(&pWin->devPrivates, CompWindowPrivateKey, cw);
+ }
+ ccw->next = cw->clients;
+ cw->clients = ccw;
+ if (!AddResource (ccw->id, CompositeClientWindowType, pWin))
+ return BadAlloc;
+ if (ccw->update == CompositeRedirectManual)
+ {
+ if (!anyMarked)
+ anyMarked = compMarkWindows (pWin, &pLayerWin);
+
+ if (cw->damageRegistered)
+ {
+ DamageUnregister (&pWin->drawable, cw->damage);
+ cw->damageRegistered = FALSE;
+ }
+ cw->update = CompositeRedirectManual;
+ }
+ else if (cw->update == CompositeRedirectAutomatic && !cw->damageRegistered) {
+ if (!anyMarked)
+ anyMarked = compMarkWindows (pWin, &pLayerWin);
+ }
+
+ if (!compCheckRedirect (pWin))
+ {
+ FreeResource (ccw->id, RT_NONE);
+ return BadAlloc;
+ }
+
+ if (anyMarked)
+ compHandleMarkedWindows (pWin, pLayerWin);
+
+ return Success;
+}
+
+void
+compRestoreWindow (WindowPtr pWin, PixmapPtr pPixmap)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ WindowPtr pParent = pWin->parent;
+
+ if (pParent->drawable.depth == pWin->drawable.depth) {
+ GCPtr pGC = GetScratchGC (pWin->drawable.depth, pScreen);
+ int bw = (int) pWin->borderWidth;
+ int x = bw;
+ int y = bw;
+ int w = pWin->drawable.width;
+ int h = pWin->drawable.height;
+
+ if (pGC) {
+ ChangeGCVal val;
+ val.val = IncludeInferiors;
+ ChangeGC (NullClient, pGC, GCSubwindowMode, &val);
+ ValidateGC(&pWin->drawable, pGC);
+ (*pGC->ops->CopyArea) (&pPixmap->drawable,
+ &pWin->drawable,
+ pGC,
+ x, y, w, h, 0, 0);
+ FreeScratchGC (pGC);
+ }
+ }
+}
+
+/*
+ * Free one of the per-client per-window resources, clearing
+ * redirect and the per-window pointer as appropriate
+ */
+void
+compFreeClientWindow (WindowPtr pWin, XID id)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompWindowPtr cw = GetCompWindow (pWin);
+ CompClientWindowPtr ccw, *prev;
+ Bool anyMarked = FALSE;
+ WindowPtr pLayerWin;
+ PixmapPtr pPixmap = NULL;
+
+ if (!cw)
+ return;
+ for (prev = &cw->clients; (ccw = *prev); prev = &ccw->next)
+ {
+ if (ccw->id == id)
+ {
+ *prev = ccw->next;
+ if (ccw->update == CompositeRedirectManual)
+ cw->update = CompositeRedirectAutomatic;
+ free(ccw);
+ break;
+ }
+ }
+ if (!cw->clients)
+ {
+ anyMarked = compMarkWindows (pWin, &pLayerWin);
+
+ if (pWin->redirectDraw != RedirectDrawNone) {
+ pPixmap = (*pScreen->GetWindowPixmap) (pWin);
+ compSetParentPixmap (pWin);
+ }
+
+ if (cw->damage)
+ DamageDestroy (cw->damage);
+
+ RegionUninit(&cw->borderClip);
+
+ dixSetPrivate(&pWin->devPrivates, CompWindowPrivateKey, NULL);
+ free(cw);
+ }
+ else if (cw->update == CompositeRedirectAutomatic &&
+ !cw->damageRegistered && pWin->redirectDraw != RedirectDrawNone)
+ {
+ anyMarked = compMarkWindows (pWin, &pLayerWin);
+
+ DamageRegister (&pWin->drawable, cw->damage);
+ cw->damageRegistered = TRUE;
+ pWin->redirectDraw = RedirectDrawAutomatic;
+ DamageDamageRegion(&pWin->drawable, &pWin->borderSize);
+ }
+
+ if (anyMarked)
+ compHandleMarkedWindows (pWin, pLayerWin);
+
+ if (pPixmap) {
+ compRestoreWindow (pWin, pPixmap);
+ (*pScreen->DestroyPixmap) (pPixmap);
+ }
+}
+
+/*
+ * This is easy, just free the appropriate resource.
+ */
+
+int
+compUnredirectWindow (ClientPtr pClient, WindowPtr pWin, int update)
+{
+ CompWindowPtr cw = GetCompWindow (pWin);
+ CompClientWindowPtr ccw;
+
+ if (!cw)
+ return BadValue;
+
+ for (ccw = cw->clients; ccw; ccw = ccw->next)
+ if (ccw->update == update && CLIENT_ID(ccw->id) == pClient->index)
+ {
+ FreeResource (ccw->id, RT_NONE);
+ return Success;
+ }
+ return BadValue;
+}
+
+/*
+ * Redirect all subwindows for one client
+ */
+
+int
+compRedirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update)
+{
+ CompSubwindowsPtr csw = GetCompSubwindows (pWin);
+ CompClientWindowPtr ccw;
+ WindowPtr pChild;
+
+ /*
+ * Only one Manual update is allowed
+ */
+ if (csw && update == CompositeRedirectManual)
+ for (ccw = csw->clients; ccw; ccw = ccw->next)
+ if (ccw->update == CompositeRedirectManual)
+ return BadAccess;
+ /*
+ * Allocate per-client per-window structure
+ * The client *could* allocate multiple, but while supported,
+ * it is not expected to be common
+ */
+ ccw = malloc(sizeof (CompClientWindowRec));
+ if (!ccw)
+ return BadAlloc;
+ ccw->id = FakeClientID (pClient->index);
+ ccw->update = update;
+ /*
+ * Now make sure there's a per-window structure to hang this from
+ */
+ if (!csw)
+ {
+ csw = malloc(sizeof (CompSubwindowsRec));
+ if (!csw)
+ {
+ free(ccw);
+ return BadAlloc;
+ }
+ csw->update = CompositeRedirectAutomatic;
+ csw->clients = 0;
+ dixSetPrivate(&pWin->devPrivates, CompSubwindowsPrivateKey, csw);
+ }
+ /*
+ * Redirect all existing windows
+ */
+ for (pChild = pWin->lastChild; pChild; pChild = pChild->prevSib)
+ {
+ int ret = compRedirectWindow (pClient, pChild, update);
+ if (ret != Success)
+ {
+ for (pChild = pChild->nextSib; pChild; pChild = pChild->nextSib)
+ (void) compUnredirectWindow (pClient, pChild, update);
+ if (!csw->clients)
+ {
+ free(csw);
+ dixSetPrivate(&pWin->devPrivates, CompSubwindowsPrivateKey, 0);
+ }
+ free(ccw);
+ return ret;
+ }
+ }
+ /*
+ * Hook into subwindows list
+ */
+ ccw->next = csw->clients;
+ csw->clients = ccw;
+ if (!AddResource (ccw->id, CompositeClientSubwindowsType, pWin))
+ return BadAlloc;
+ if (ccw->update == CompositeRedirectManual)
+ {
+ csw->update = CompositeRedirectManual;
+ /*
+ * tell damage extension that damage events for this client are
+ * critical output
+ */
+ DamageExtSetCritical (pClient, TRUE);
+ pWin->inhibitBGPaint = TRUE;
+ }
+ return Success;
+}
+
+/*
+ * Free one of the per-client per-subwindows resources,
+ * which frees one redirect per subwindow
+ */
+void
+compFreeClientSubwindows (WindowPtr pWin, XID id)
+{
+ CompSubwindowsPtr csw = GetCompSubwindows (pWin);
+ CompClientWindowPtr ccw, *prev;
+ WindowPtr pChild;
+
+ if (!csw)
+ return;
+ for (prev = &csw->clients; (ccw = *prev); prev = &ccw->next)
+ {
+ if (ccw->id == id)
+ {
+ ClientPtr pClient = clients[CLIENT_ID(id)];
+
+ *prev = ccw->next;
+ if (ccw->update == CompositeRedirectManual)
+ {
+ /*
+ * tell damage extension that damage events for this client are
+ * critical output
+ */
+ DamageExtSetCritical (pClient, FALSE);
+ csw->update = CompositeRedirectAutomatic;
+ pWin->inhibitBGPaint = FALSE;
+ if (pWin->mapped)
+ (*pWin->drawable.pScreen->ClearToBackground)(pWin, 0, 0, 0, 0, TRUE);
+ }
+
+ /*
+ * Unredirect all existing subwindows
+ */
+ for (pChild = pWin->lastChild; pChild; pChild = pChild->prevSib)
+ (void) compUnredirectWindow (pClient, pChild, ccw->update);
+
+ free(ccw);
+ break;
+ }
+ }
+
+ /*
+ * Check if all of the per-client records are gone
+ */
+ if (!csw->clients)
+ {
+ dixSetPrivate(&pWin->devPrivates, CompSubwindowsPrivateKey, NULL);
+ free(csw);
+ }
+}
+
+/*
+ * This is easy, just free the appropriate resource.
+ */
+
+int
+compUnredirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update)
+{
+ CompSubwindowsPtr csw = GetCompSubwindows (pWin);
+ CompClientWindowPtr ccw;
+
+ if (!csw)
+ return BadValue;
+ for (ccw = csw->clients; ccw; ccw = ccw->next)
+ if (ccw->update == update && CLIENT_ID(ccw->id) == pClient->index)
+ {
+ FreeResource (ccw->id, RT_NONE);
+ return Success;
+ }
+ return BadValue;
+}
+
+/*
+ * Add redirection information for one subwindow (during reparent)
+ */
+
+int
+compRedirectOneSubwindow (WindowPtr pParent, WindowPtr pWin)
+{
+ CompSubwindowsPtr csw = GetCompSubwindows (pParent);
+ CompClientWindowPtr ccw;
+
+ if (!csw)
+ return Success;
+ for (ccw = csw->clients; ccw; ccw = ccw->next)
+ {
+ int ret = compRedirectWindow (clients[CLIENT_ID(ccw->id)],
+ pWin, ccw->update);
+ if (ret != Success)
+ return ret;
+ }
+ return Success;
+}
+
+/*
+ * Remove redirection information for one subwindow (during reparent)
+ */
+
+int
+compUnredirectOneSubwindow (WindowPtr pParent, WindowPtr pWin)
+{
+ CompSubwindowsPtr csw = GetCompSubwindows (pParent);
+ CompClientWindowPtr ccw;
+
+ if (!csw)
+ return Success;
+ for (ccw = csw->clients; ccw; ccw = ccw->next)
+ {
+ int ret = compUnredirectWindow (clients[CLIENT_ID(ccw->id)],
+ pWin, ccw->update);
+ if (ret != Success)
+ return ret;
+ }
+ return Success;
+}
+
+static PixmapPtr
+compNewPixmap (WindowPtr pWin, int x, int y, int w, int h)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ WindowPtr pParent = pWin->parent;
+ PixmapPtr pPixmap;
+
+ pPixmap = (*pScreen->CreatePixmap) (pScreen, w, h, pWin->drawable.depth,
+ CREATE_PIXMAP_USAGE_BACKING_PIXMAP);
+
+ if (!pPixmap)
+ return 0;
+
+ pPixmap->screen_x = x;
+ pPixmap->screen_y = y;
+
+ if (pParent->drawable.depth == pWin->drawable.depth)
+ {
+ GCPtr pGC = GetScratchGC (pWin->drawable.depth, pScreen);
+
+ if (pGC)
+ {
+ ChangeGCVal val;
+ val.val = IncludeInferiors;
+ ChangeGC (NullClient, pGC, GCSubwindowMode, &val);
+ ValidateGC(&pPixmap->drawable, pGC);
+ (*pGC->ops->CopyArea) (&pParent->drawable,
+ &pPixmap->drawable,
+ pGC,
+ x - pParent->drawable.x,
+ y - pParent->drawable.y,
+ w, h, 0, 0);
+ FreeScratchGC (pGC);
+ }
+ }
+ else
+ {
+ PictFormatPtr pSrcFormat = compWindowFormat (pParent);
+ PictFormatPtr pDstFormat = compWindowFormat (pWin);
+ XID inferiors = IncludeInferiors;
+ int error;
+
+ PicturePtr pSrcPicture = CreatePicture (None,
+ &pParent->drawable,
+ pSrcFormat,
+ CPSubwindowMode,
+ &inferiors,
+ serverClient, &error);
+
+ PicturePtr pDstPicture = CreatePicture (None,
+ &pPixmap->drawable,
+ pDstFormat,
+ 0, 0,
+ serverClient, &error);
+
+ if (pSrcPicture && pDstPicture)
+ {
+ CompositePicture (PictOpSrc,
+ pSrcPicture,
+ NULL,
+ pDstPicture,
+ x - pParent->drawable.x,
+ y - pParent->drawable.y,
+ 0, 0, 0, 0, w, h);
+ }
+ if (pSrcPicture)
+ FreePicture (pSrcPicture, 0);
+ if (pDstPicture)
+ FreePicture (pDstPicture, 0);
+ }
+ return pPixmap;
+}
+
+Bool
+compAllocPixmap (WindowPtr pWin)
+{
+ int bw = (int) pWin->borderWidth;
+ int x = pWin->drawable.x - bw;
+ int y = pWin->drawable.y - bw;
+ int w = pWin->drawable.width + (bw << 1);
+ int h = pWin->drawable.height + (bw << 1);
+ PixmapPtr pPixmap = compNewPixmap (pWin, x, y, w, h);
+ CompWindowPtr cw = GetCompWindow (pWin);
+
+ if (!pPixmap)
+ return FALSE;
+ if (cw->update == CompositeRedirectAutomatic)
+ pWin->redirectDraw = RedirectDrawAutomatic;
+ else
+ pWin->redirectDraw = RedirectDrawManual;
+
+ compSetPixmap (pWin, pPixmap);
+ cw->oldx = COMP_ORIGIN_INVALID;
+ cw->oldy = COMP_ORIGIN_INVALID;
+ cw->damageRegistered = FALSE;
+ if (cw->update == CompositeRedirectAutomatic)
+ {
+ DamageRegister (&pWin->drawable, cw->damage);
+ cw->damageRegistered = TRUE;
+ }
+ return TRUE;
+}
+
+void
+compSetParentPixmap (WindowPtr pWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ PixmapPtr pParentPixmap;
+ CompWindowPtr cw = GetCompWindow (pWin);
+
+ if (cw->damageRegistered)
+ {
+ DamageUnregister (&pWin->drawable, cw->damage);
+ cw->damageRegistered = FALSE;
+ DamageEmpty (cw->damage);
+ }
+ /*
+ * Move the parent-constrained border clip region back into
+ * the window so that ValidateTree will handle the unmap
+ * case correctly. Unmap adds the window borderClip to the
+ * parent exposed area; regions beyond the parent cause crashes
+ */
+ RegionCopy(&pWin->borderClip, &cw->borderClip);
+ pParentPixmap = (*pScreen->GetWindowPixmap) (pWin->parent);
+ pWin->redirectDraw = RedirectDrawNone;
+ compSetPixmap (pWin, pParentPixmap);
+}
+
+/*
+ * Make sure the pixmap is the right size and offset. Allocate a new
+ * pixmap to change size, adjust origin to change offset, leaving the
+ * old pixmap in cw->pOldPixmap so bits can be recovered
+ */
+Bool
+compReallocPixmap (WindowPtr pWin, int draw_x, int draw_y,
+ unsigned int w, unsigned int h, int bw)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ PixmapPtr pOld = (*pScreen->GetWindowPixmap) (pWin);
+ PixmapPtr pNew;
+ CompWindowPtr cw = GetCompWindow (pWin);
+ int pix_x, pix_y;
+ int pix_w, pix_h;
+
+ assert (cw && pWin->redirectDraw != RedirectDrawNone);
+ cw->oldx = pOld->screen_x;
+ cw->oldy = pOld->screen_y;
+ pix_x = draw_x - bw;
+ pix_y = draw_y - bw;
+ pix_w = w + (bw << 1);
+ pix_h = h + (bw << 1);
+ if (pix_w != pOld->drawable.width || pix_h != pOld->drawable.height)
+ {
+ pNew = compNewPixmap (pWin, pix_x, pix_y, pix_w, pix_h);
+ if (!pNew)
+ return FALSE;
+ cw->pOldPixmap = pOld;
+ compSetPixmap (pWin, pNew);
+ }
+ else
+ {
+ pNew = pOld;
+ cw->pOldPixmap = 0;
+ }
+ pNew->screen_x = pix_x;
+ pNew->screen_y = pix_y;
+ return TRUE;
+}
diff --git a/xorg-server/composite/compext.c b/xorg-server/composite/compext.c index e0d8e75e4..711236bbf 100644 --- a/xorg-server/composite/compext.c +++ b/xorg-server/composite/compext.c @@ -1,929 +1,929 @@ -/* - * Copyright (c) 2006, Oracle and/or its affiliates. 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. - * - * Copyright © 2003 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 "compint.h" -#include "xace.h" -#include "protocol-versions.h" - -static CARD8 CompositeReqCode; -static DevPrivateKeyRec CompositeClientPrivateKeyRec; -#define CompositeClientPrivateKey (&CompositeClientPrivateKeyRec) -RESTYPE CompositeClientWindowType; -RESTYPE CompositeClientSubwindowsType; -RESTYPE CompositeClientOverlayType; - -typedef struct _CompositeClient { - int major_version; - int minor_version; -} CompositeClientRec, *CompositeClientPtr; - -#define GetCompositeClient(pClient) ((CompositeClientPtr) \ - dixLookupPrivate(&(pClient)->devPrivates, CompositeClientPrivateKey)) - -static void -CompositeClientCallback (CallbackListPtr *list, - pointer closure, - pointer data) -{ - NewClientInfoRec *clientinfo = (NewClientInfoRec *) data; - ClientPtr pClient = clientinfo->client; - CompositeClientPtr pCompositeClient = GetCompositeClient (pClient); - - pCompositeClient->major_version = 0; - pCompositeClient->minor_version = 0; -} - -static int -FreeCompositeClientWindow (pointer value, XID ccwid) -{ - WindowPtr pWin = value; - - compFreeClientWindow (pWin, ccwid); - return Success; -} - -static int -FreeCompositeClientSubwindows (pointer value, XID ccwid) -{ - WindowPtr pWin = value; - - compFreeClientSubwindows (pWin, ccwid); - return Success; -} - -static int -FreeCompositeClientOverlay (pointer value, XID ccwid) -{ - CompOverlayClientPtr pOc = (CompOverlayClientPtr) value; - - compFreeOverlayClient (pOc); - return Success; -} - -static int -ProcCompositeQueryVersion (ClientPtr client) -{ - CompositeClientPtr pCompositeClient = GetCompositeClient (client); - xCompositeQueryVersionReply rep; - register int n; - REQUEST(xCompositeQueryVersionReq); - - REQUEST_SIZE_MATCH(xCompositeQueryVersionReq); - rep.type = X_Reply; - rep.length = 0; - rep.sequenceNumber = client->sequence; - if (stuff->majorVersion < SERVER_COMPOSITE_MAJOR_VERSION) { - rep.majorVersion = stuff->majorVersion; - rep.minorVersion = stuff->minorVersion; - } else { - rep.majorVersion = SERVER_COMPOSITE_MAJOR_VERSION; - rep.minorVersion = SERVER_COMPOSITE_MINOR_VERSION; - } - pCompositeClient->major_version = rep.majorVersion; - pCompositeClient->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(xCompositeQueryVersionReply), (char *)&rep); - return Success; -} - -#define VERIFY_WINDOW(pWindow, wid, client, mode) \ - do { \ - int err; \ - err = dixLookupResourceByType((pointer *) &pWindow, wid, \ - RT_WINDOW, client, mode); \ - if (err != Success) { \ - client->errorValue = wid; \ - return err; \ - } \ - } while (0) - -static int -ProcCompositeRedirectWindow (ClientPtr client) -{ - WindowPtr pWin; - REQUEST(xCompositeRedirectWindowReq); - - REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq); - VERIFY_WINDOW(pWin, stuff->window, client, - DixSetAttrAccess|DixManageAccess|DixBlendAccess); - - return compRedirectWindow (client, pWin, stuff->update); -} - -static int -ProcCompositeRedirectSubwindows (ClientPtr client) -{ - WindowPtr pWin; - REQUEST(xCompositeRedirectSubwindowsReq); - - REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq); - VERIFY_WINDOW(pWin, stuff->window, client, - DixSetAttrAccess|DixManageAccess|DixBlendAccess); - - return compRedirectSubwindows (client, pWin, stuff->update); -} - -static int -ProcCompositeUnredirectWindow (ClientPtr client) -{ - WindowPtr pWin; - REQUEST(xCompositeUnredirectWindowReq); - - REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq); - VERIFY_WINDOW(pWin, stuff->window, client, - DixSetAttrAccess|DixManageAccess|DixBlendAccess); - - return compUnredirectWindow (client, pWin, stuff->update); -} - -static int -ProcCompositeUnredirectSubwindows (ClientPtr client) -{ - WindowPtr pWin; - REQUEST(xCompositeUnredirectSubwindowsReq); - - REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq); - VERIFY_WINDOW(pWin, stuff->window, client, - DixSetAttrAccess|DixManageAccess|DixBlendAccess); - - return compUnredirectSubwindows (client, pWin, stuff->update); -} - -static int -ProcCompositeCreateRegionFromBorderClip (ClientPtr client) -{ - WindowPtr pWin; - CompWindowPtr cw; - RegionPtr pBorderClip, pRegion; - REQUEST(xCompositeCreateRegionFromBorderClipReq); - - REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq); - VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess); - LEGAL_NEW_RESOURCE (stuff->region, client); - - cw = GetCompWindow (pWin); - if (cw) - pBorderClip = &cw->borderClip; - else - pBorderClip = &pWin->borderClip; - pRegion = XFixesRegionCopy (pBorderClip); - if (!pRegion) - return BadAlloc; - RegionTranslate(pRegion, -pWin->drawable.x, -pWin->drawable.y); - - if (!AddResource (stuff->region, RegionResType, (pointer) pRegion)) - return BadAlloc; - - return Success; -} - -static int -ProcCompositeNameWindowPixmap (ClientPtr client) -{ - WindowPtr pWin; - CompWindowPtr cw; - PixmapPtr pPixmap; - int rc; - REQUEST(xCompositeNameWindowPixmapReq); - - REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq); - VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess); - - if (!pWin->viewable) - return BadMatch; - - LEGAL_NEW_RESOURCE (stuff->pixmap, client); - - cw = GetCompWindow (pWin); - if (!cw) - return BadMatch; - - pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin); - if (!pPixmap) - return BadMatch; - - /* security creation/labeling check */ - rc = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pixmap, RT_PIXMAP, - pPixmap, RT_WINDOW, pWin, DixCreateAccess); - if (rc != Success) - return rc; - - ++pPixmap->refcnt; - - if (!AddResource (stuff->pixmap, RT_PIXMAP, (pointer) pPixmap)) - return BadAlloc; - - return Success; -} - - -static int -ProcCompositeGetOverlayWindow (ClientPtr client) -{ - REQUEST(xCompositeGetOverlayWindowReq); - xCompositeGetOverlayWindowReply rep; - WindowPtr pWin; - ScreenPtr pScreen; - CompScreenPtr cs; - CompOverlayClientPtr pOc; - int rc; - - REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq); - VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess); - pScreen = pWin->drawable.pScreen; - - /* - * Create an OverlayClient structure to mark this client's - * interest in the overlay window - */ - pOc = compCreateOverlayClient(pScreen, client); - if (pOc == NULL) - return BadAlloc; - - /* - * Make sure the overlay window exists - */ - cs = GetCompScreen(pScreen); - if (cs->pOverlayWin == NULL) - if (!compCreateOverlayWindow(pScreen)) - { - FreeResource (pOc->resource, RT_NONE); - return BadAlloc; - } - - rc = XaceHook(XACE_RESOURCE_ACCESS, client, cs->pOverlayWin->drawable.id, - RT_WINDOW, cs->pOverlayWin, RT_NONE, NULL, DixGetAttrAccess); - if (rc != Success) - { - FreeResource (pOc->resource, RT_NONE); - return rc; - } - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.length = 0; - rep.overlayWin = cs->pOverlayWin->drawable.id; - - if (client->swapped) - { - int n; - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.overlayWin, n); - } - (void) WriteToClient(client, sz_xCompositeGetOverlayWindowReply, (char *)&rep); - - return Success; -} - -static int -ProcCompositeReleaseOverlayWindow (ClientPtr client) -{ - REQUEST(xCompositeReleaseOverlayWindowReq); - WindowPtr pWin; - ScreenPtr pScreen; - CompOverlayClientPtr pOc; - - REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq); - VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess); - pScreen = pWin->drawable.pScreen; - - /* - * Has client queried a reference to the overlay window - * on this screen? If not, generate an error. - */ - pOc = compFindOverlayClient (pWin->drawable.pScreen, client); - if (pOc == NULL) - return BadMatch; - - /* The delete function will free the client structure */ - FreeResource (pOc->resource, RT_NONE); - - return Success; -} - -static int (*ProcCompositeVector[CompositeNumberRequests])(ClientPtr) = { - ProcCompositeQueryVersion, - ProcCompositeRedirectWindow, - ProcCompositeRedirectSubwindows, - ProcCompositeUnredirectWindow, - ProcCompositeUnredirectSubwindows, - ProcCompositeCreateRegionFromBorderClip, - ProcCompositeNameWindowPixmap, - ProcCompositeGetOverlayWindow, - ProcCompositeReleaseOverlayWindow, -}; - -static int -ProcCompositeDispatch (ClientPtr client) -{ - REQUEST(xReq); - - if (stuff->data < CompositeNumberRequests) - return (*ProcCompositeVector[stuff->data]) (client); - else - return BadRequest; -} - -static int -SProcCompositeQueryVersion (ClientPtr client) -{ - int n; - REQUEST(xCompositeQueryVersionReq); - - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xCompositeQueryVersionReq); - swapl(&stuff->majorVersion, n); - swapl(&stuff->minorVersion, n); - return (*ProcCompositeVector[stuff->compositeReqType]) (client); -} - -static int -SProcCompositeRedirectWindow (ClientPtr client) -{ - int n; - REQUEST(xCompositeRedirectWindowReq); - - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq); - swapl (&stuff->window, n); - return (*ProcCompositeVector[stuff->compositeReqType]) (client); -} - -static int -SProcCompositeRedirectSubwindows (ClientPtr client) -{ - int n; - REQUEST(xCompositeRedirectSubwindowsReq); - - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq); - swapl (&stuff->window, n); - return (*ProcCompositeVector[stuff->compositeReqType]) (client); -} - -static int -SProcCompositeUnredirectWindow (ClientPtr client) -{ - int n; - REQUEST(xCompositeUnredirectWindowReq); - - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq); - swapl (&stuff->window, n); - return (*ProcCompositeVector[stuff->compositeReqType]) (client); -} - -static int -SProcCompositeUnredirectSubwindows (ClientPtr client) -{ - int n; - REQUEST(xCompositeUnredirectSubwindowsReq); - - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq); - swapl (&stuff->window, n); - return (*ProcCompositeVector[stuff->compositeReqType]) (client); -} - -static int -SProcCompositeCreateRegionFromBorderClip (ClientPtr client) -{ - int n; - REQUEST(xCompositeCreateRegionFromBorderClipReq); - - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq); - swapl (&stuff->region, n); - swapl (&stuff->window, n); - return (*ProcCompositeVector[stuff->compositeReqType]) (client); -} - -static int -SProcCompositeNameWindowPixmap (ClientPtr client) -{ - int n; - REQUEST(xCompositeNameWindowPixmapReq); - - swaps(&stuff->length, n); - REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq); - swapl (&stuff->window, n); - swapl (&stuff->pixmap, n); - return (*ProcCompositeVector[stuff->compositeReqType]) (client); -} - -static int -SProcCompositeGetOverlayWindow (ClientPtr client) -{ - int n; - REQUEST(xCompositeGetOverlayWindowReq); - - swaps (&stuff->length, n); - REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq); - swapl(&stuff->window, n); - return (*ProcCompositeVector[stuff->compositeReqType]) (client); -} - -static int -SProcCompositeReleaseOverlayWindow (ClientPtr client) -{ - int n; - REQUEST(xCompositeReleaseOverlayWindowReq); - - swaps (&stuff->length, n); - REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq); - swapl(&stuff->window, n); - return (*ProcCompositeVector[stuff->compositeReqType]) (client); -} - -static int (*SProcCompositeVector[CompositeNumberRequests])(ClientPtr) = { - SProcCompositeQueryVersion, - SProcCompositeRedirectWindow, - SProcCompositeRedirectSubwindows, - SProcCompositeUnredirectWindow, - SProcCompositeUnredirectSubwindows, - SProcCompositeCreateRegionFromBorderClip, - SProcCompositeNameWindowPixmap, - SProcCompositeGetOverlayWindow, - SProcCompositeReleaseOverlayWindow, -}; - -static int -SProcCompositeDispatch (ClientPtr client) -{ - REQUEST(xReq); - - if (stuff->data < CompositeNumberRequests) - return (*SProcCompositeVector[stuff->data]) (client); - else - return BadRequest; -} - -void -CompositeExtensionInit (void) -{ - ExtensionEntry *extEntry; - int s; - - /* Assume initialization is going to fail */ - noCompositeExtension = TRUE; - - for (s = 0; s < screenInfo.numScreens; s++) { - ScreenPtr pScreen = screenInfo.screens[s]; - VisualPtr vis; - - /* Composite on 8bpp pseudocolor root windows appears to fail, so - * just disable it on anything pseudocolor for safety. - */ - for (vis = pScreen->visuals; vis->vid != pScreen->rootVisual; vis++) - ; - if ((vis->class | DynamicClass) == PseudoColor) - return; - - /* Ensure that Render is initialized, which is required for automatic - * compositing. - */ - if (GetPictureScreenIfSet(pScreen) == NULL) - return; - } - - CompositeClientWindowType = CreateNewResourceType - (FreeCompositeClientWindow, "CompositeClientWindow"); - if (!CompositeClientWindowType) - return; - - CompositeClientSubwindowsType = CreateNewResourceType - (FreeCompositeClientSubwindows, "CompositeClientSubwindows"); - if (!CompositeClientSubwindowsType) - return; - - CompositeClientOverlayType = CreateNewResourceType - (FreeCompositeClientOverlay, "CompositeClientOverlay"); - if (!CompositeClientOverlayType) - return; - - if (!dixRegisterPrivateKey(&CompositeClientPrivateKeyRec, PRIVATE_CLIENT, - sizeof(CompositeClientRec))) - return; - - if (!AddCallback (&ClientStateCallback, CompositeClientCallback, 0)) - return; - - for (s = 0; s < screenInfo.numScreens; s++) - if (!compScreenInit (screenInfo.screens[s])) - return; - - extEntry = AddExtension (COMPOSITE_NAME, 0, 0, - ProcCompositeDispatch, SProcCompositeDispatch, - NULL, StandardMinorOpcode); - if (!extEntry) - return; - CompositeReqCode = (CARD8) extEntry->base; - - miRegisterRedirectBorderClipProc (compSetRedirectBorderClip, - compGetRedirectBorderClip); - - /* Initialization succeeded */ - noCompositeExtension = FALSE; -} - -#ifdef PANORAMIX -#include "panoramiXsrv.h" - -int (*PanoramiXSaveCompositeVector[CompositeNumberRequests]) (ClientPtr); - -static int -PanoramiXCompositeRedirectWindow (ClientPtr client) -{ - PanoramiXRes *win; - int rc = 0, j; - REQUEST(xCompositeRedirectWindowReq); - - REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq); - - if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW, - client, DixUnknownAccess))) { - client->errorValue = stuff->window; - return rc; - } - - FOR_NSCREENS_FORWARD(j) { - stuff->window = win->info[j].id; - rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client); - if (rc != Success) break; - } - - return rc; -} - -static int -PanoramiXCompositeRedirectSubwindows (ClientPtr client) -{ - PanoramiXRes *win; - int rc = 0, j; - REQUEST(xCompositeRedirectSubwindowsReq); - - REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq); - - if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW, - client, DixUnknownAccess))) { - client->errorValue = stuff->window; - return rc; - } - - FOR_NSCREENS_FORWARD(j) { - stuff->window = win->info[j].id; - rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client); - if (rc != Success) break; - } - - return rc; -} - -static int -PanoramiXCompositeUnredirectWindow (ClientPtr client) -{ - PanoramiXRes *win; - int rc = 0, j; - REQUEST(xCompositeUnredirectWindowReq); - - REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq); - - if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW, - client, DixUnknownAccess))) { - client->errorValue = stuff->window; - return rc; - } - - FOR_NSCREENS_FORWARD(j) { - stuff->window = win->info[j].id; - rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client); - if (rc != Success) break; - } - - return rc; -} - -static int -PanoramiXCompositeUnredirectSubwindows (ClientPtr client) -{ - PanoramiXRes *win; - int rc = 0, j; - REQUEST(xCompositeUnredirectSubwindowsReq); - - REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq); - - if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW, - client, DixUnknownAccess))) { - client->errorValue = stuff->window; - return rc; - } - - FOR_NSCREENS_FORWARD(j) { - stuff->window = win->info[j].id; - rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client); - if (rc != Success) break; - } - - return rc; -} - -static int -PanoramiXCompositeNameWindowPixmap (ClientPtr client) -{ - WindowPtr pWin; - CompWindowPtr cw; - PixmapPtr pPixmap; - int rc; - PanoramiXRes *win, *newPix; - int i; - REQUEST(xCompositeNameWindowPixmapReq); - - REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq); - - if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW, - client, DixUnknownAccess))) { - client->errorValue = stuff->window; - return rc; - } - - LEGAL_NEW_RESOURCE (stuff->pixmap, client); - - if(!(newPix = malloc(sizeof(PanoramiXRes)))) - return BadAlloc; - - newPix->type = XRT_PIXMAP; - newPix->u.pix.shared = FALSE; - panoramix_setup_ids(newPix, client, stuff->pixmap); - - FOR_NSCREENS(i) { - rc = dixLookupResourceByType ((void **) &pWin, win->info[i].id, - RT_WINDOW, client, DixGetAttrAccess); - if (rc != Success) - { - client->errorValue = stuff->window; - free (newPix); - return rc; - } - - if (!pWin->viewable) - { - free (newPix); - return BadMatch; - } - - cw = GetCompWindow (pWin); - if (!cw) - { - free (newPix); - return BadMatch; - } - - pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin); - if (!pPixmap) - { - free (newPix); - return BadMatch; - } - - if (!AddResource (newPix->info[i].id, RT_PIXMAP, - (pointer) pPixmap)) - return BadAlloc; - - ++pPixmap->refcnt; - } - - if (!AddResource (stuff->pixmap, XRT_PIXMAP, (pointer) newPix)) - return BadAlloc; - - return Success; -} - - -static int -PanoramiXCompositeGetOverlayWindow (ClientPtr client) -{ - REQUEST(xCompositeGetOverlayWindowReq); - xCompositeGetOverlayWindowReply rep; - WindowPtr pWin; - ScreenPtr pScreen; - CompScreenPtr cs; - CompOverlayClientPtr pOc; - int rc; - PanoramiXRes *win, *overlayWin = NULL; - int i; - - REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq); - - if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW, - client, DixUnknownAccess))) { - client->errorValue = stuff->window; - return rc; - } - - cs = GetCompScreen(screenInfo.screens[0]); - if (!cs->pOverlayWin) - { - if(!(overlayWin = malloc(sizeof(PanoramiXRes)))) - return BadAlloc; - - overlayWin->type = XRT_WINDOW; - overlayWin->u.win.root = FALSE; - } - - FOR_NSCREENS_BACKWARD(i) { - rc = dixLookupResourceByType((pointer *)&pWin, win->info[i].id, - RT_WINDOW, client, DixGetAttrAccess); - if (rc != Success) - { - client->errorValue = stuff->window; - return rc; - } - pScreen = pWin->drawable.pScreen; - - /* - * Create an OverlayClient structure to mark this client's - * interest in the overlay window - */ - pOc = compCreateOverlayClient(pScreen, client); - if (pOc == NULL) - return BadAlloc; - - /* - * Make sure the overlay window exists - */ - cs = GetCompScreen(pScreen); - if (cs->pOverlayWin == NULL) - if (!compCreateOverlayWindow(pScreen)) - { - FreeResource (pOc->resource, RT_NONE); - return BadAlloc; - } - - rc = XaceHook(XACE_RESOURCE_ACCESS, client, - cs->pOverlayWin->drawable.id, - RT_WINDOW, cs->pOverlayWin, RT_NONE, NULL, - DixGetAttrAccess); - if (rc != Success) - { - FreeResource (pOc->resource, RT_NONE); - return rc; - } - } - - if (overlayWin) - { - FOR_NSCREENS(i) { - cs = GetCompScreen(screenInfo.screens[i]); - overlayWin->info[i].id = cs->pOverlayWin->drawable.id; - } - - AddResource(overlayWin->info[0].id, XRT_WINDOW, overlayWin); - } - - cs = GetCompScreen(screenInfo.screens[0]); - - rep.type = X_Reply; - rep.sequenceNumber = client->sequence; - rep.length = 0; - rep.overlayWin = cs->pOverlayWin->drawable.id; - - if (client->swapped) - { - int n; - swaps(&rep.sequenceNumber, n); - swapl(&rep.length, n); - swapl(&rep.overlayWin, n); - } - (void) WriteToClient(client, sz_xCompositeGetOverlayWindowReply, (char *)&rep); - - return Success; -} - -static int -PanoramiXCompositeReleaseOverlayWindow (ClientPtr client) -{ - REQUEST(xCompositeReleaseOverlayWindowReq); - WindowPtr pWin; - ScreenPtr pScreen; - CompOverlayClientPtr pOc; - PanoramiXRes *win; - int i, rc; - - REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq); - - if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW, - client, DixUnknownAccess))) { - client->errorValue = stuff->window; - return rc; - } - - FOR_NSCREENS_BACKWARD(i) { - if ((rc = dixLookupResourceByType((void **)&pWin, win->info[i].id, - XRT_WINDOW, client, - DixUnknownAccess))) { - client->errorValue = stuff->window; - return rc; - } - pScreen = pWin->drawable.pScreen; - - /* - * Has client queried a reference to the overlay window - * on this screen? If not, generate an error. - */ - pOc = compFindOverlayClient (pWin->drawable.pScreen, client); - if (pOc == NULL) - return BadMatch; - - /* The delete function will free the client structure */ - FreeResource (pOc->resource, RT_NONE); - } - - return Success; -} - -void -PanoramiXCompositeInit (void) -{ - int i; - - for (i = 0; i < CompositeNumberRequests; i++) - PanoramiXSaveCompositeVector[i] = ProcCompositeVector[i]; - /* - * Stuff in Xinerama aware request processing hooks - */ - ProcCompositeVector[X_CompositeRedirectWindow] = - PanoramiXCompositeRedirectWindow; - ProcCompositeVector[X_CompositeRedirectSubwindows] = - PanoramiXCompositeRedirectSubwindows; - ProcCompositeVector[X_CompositeUnredirectWindow] = - PanoramiXCompositeUnredirectWindow; - ProcCompositeVector[X_CompositeUnredirectSubwindows] = - PanoramiXCompositeUnredirectSubwindows; - ProcCompositeVector[X_CompositeNameWindowPixmap] = - PanoramiXCompositeNameWindowPixmap; - ProcCompositeVector[X_CompositeGetOverlayWindow] = - PanoramiXCompositeGetOverlayWindow; - ProcCompositeVector[X_CompositeReleaseOverlayWindow] = - PanoramiXCompositeReleaseOverlayWindow; -} - -void -PanoramiXCompositeReset (void) -{ - int i; - - for (i = 0; i < CompositeNumberRequests; i++) - ProcCompositeVector[i] = PanoramiXSaveCompositeVector[i]; -} - -#endif +/*
+ * Copyright (c) 2006, Oracle and/or its affiliates. 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.
+ *
+ * Copyright © 2003 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 "compint.h"
+#include "xace.h"
+#include "protocol-versions.h"
+
+static CARD8 CompositeReqCode;
+static DevPrivateKeyRec CompositeClientPrivateKeyRec;
+#define CompositeClientPrivateKey (&CompositeClientPrivateKeyRec)
+RESTYPE CompositeClientWindowType;
+RESTYPE CompositeClientSubwindowsType;
+RESTYPE CompositeClientOverlayType;
+
+typedef struct _CompositeClient {
+ int major_version;
+ int minor_version;
+} CompositeClientRec, *CompositeClientPtr;
+
+#define GetCompositeClient(pClient) ((CompositeClientPtr) \
+ dixLookupPrivate(&(pClient)->devPrivates, CompositeClientPrivateKey))
+
+static void
+CompositeClientCallback (CallbackListPtr *list,
+ pointer closure,
+ pointer data)
+{
+ NewClientInfoRec *clientinfo = (NewClientInfoRec *) data;
+ ClientPtr pClient = clientinfo->client;
+ CompositeClientPtr pCompositeClient = GetCompositeClient (pClient);
+
+ pCompositeClient->major_version = 0;
+ pCompositeClient->minor_version = 0;
+}
+
+static int
+FreeCompositeClientWindow (pointer value, XID ccwid)
+{
+ WindowPtr pWin = value;
+
+ compFreeClientWindow (pWin, ccwid);
+ return Success;
+}
+
+static int
+FreeCompositeClientSubwindows (pointer value, XID ccwid)
+{
+ WindowPtr pWin = value;
+
+ compFreeClientSubwindows (pWin, ccwid);
+ return Success;
+}
+
+static int
+FreeCompositeClientOverlay (pointer value, XID ccwid)
+{
+ CompOverlayClientPtr pOc = (CompOverlayClientPtr) value;
+
+ compFreeOverlayClient (pOc);
+ return Success;
+}
+
+static int
+ProcCompositeQueryVersion (ClientPtr client)
+{
+ CompositeClientPtr pCompositeClient = GetCompositeClient (client);
+ xCompositeQueryVersionReply rep;
+ register int n;
+ REQUEST(xCompositeQueryVersionReq);
+
+ REQUEST_SIZE_MATCH(xCompositeQueryVersionReq);
+ rep.type = X_Reply;
+ rep.length = 0;
+ rep.sequenceNumber = client->sequence;
+ if (stuff->majorVersion < SERVER_COMPOSITE_MAJOR_VERSION) {
+ rep.majorVersion = stuff->majorVersion;
+ rep.minorVersion = stuff->minorVersion;
+ } else {
+ rep.majorVersion = SERVER_COMPOSITE_MAJOR_VERSION;
+ rep.minorVersion = SERVER_COMPOSITE_MINOR_VERSION;
+ }
+ pCompositeClient->major_version = rep.majorVersion;
+ pCompositeClient->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(xCompositeQueryVersionReply), (char *)&rep);
+ return Success;
+}
+
+#define VERIFY_WINDOW(pWindow, wid, client, mode) \
+ do { \
+ int err; \
+ err = dixLookupResourceByType((pointer *) &pWindow, wid, \
+ RT_WINDOW, client, mode); \
+ if (err != Success) { \
+ client->errorValue = wid; \
+ return err; \
+ } \
+ } while (0)
+
+static int
+ProcCompositeRedirectWindow (ClientPtr client)
+{
+ WindowPtr pWin;
+ REQUEST(xCompositeRedirectWindowReq);
+
+ REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq);
+ VERIFY_WINDOW(pWin, stuff->window, client,
+ DixSetAttrAccess|DixManageAccess|DixBlendAccess);
+
+ return compRedirectWindow (client, pWin, stuff->update);
+}
+
+static int
+ProcCompositeRedirectSubwindows (ClientPtr client)
+{
+ WindowPtr pWin;
+ REQUEST(xCompositeRedirectSubwindowsReq);
+
+ REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq);
+ VERIFY_WINDOW(pWin, stuff->window, client,
+ DixSetAttrAccess|DixManageAccess|DixBlendAccess);
+
+ return compRedirectSubwindows (client, pWin, stuff->update);
+}
+
+static int
+ProcCompositeUnredirectWindow (ClientPtr client)
+{
+ WindowPtr pWin;
+ REQUEST(xCompositeUnredirectWindowReq);
+
+ REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq);
+ VERIFY_WINDOW(pWin, stuff->window, client,
+ DixSetAttrAccess|DixManageAccess|DixBlendAccess);
+
+ return compUnredirectWindow (client, pWin, stuff->update);
+}
+
+static int
+ProcCompositeUnredirectSubwindows (ClientPtr client)
+{
+ WindowPtr pWin;
+ REQUEST(xCompositeUnredirectSubwindowsReq);
+
+ REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq);
+ VERIFY_WINDOW(pWin, stuff->window, client,
+ DixSetAttrAccess|DixManageAccess|DixBlendAccess);
+
+ return compUnredirectSubwindows (client, pWin, stuff->update);
+}
+
+static int
+ProcCompositeCreateRegionFromBorderClip (ClientPtr client)
+{
+ WindowPtr pWin;
+ CompWindowPtr cw;
+ RegionPtr pBorderClip, pRegion;
+ REQUEST(xCompositeCreateRegionFromBorderClipReq);
+
+ REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq);
+ VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess);
+ LEGAL_NEW_RESOURCE (stuff->region, client);
+
+ cw = GetCompWindow (pWin);
+ if (cw)
+ pBorderClip = &cw->borderClip;
+ else
+ pBorderClip = &pWin->borderClip;
+ pRegion = XFixesRegionCopy (pBorderClip);
+ if (!pRegion)
+ return BadAlloc;
+ RegionTranslate(pRegion, -pWin->drawable.x, -pWin->drawable.y);
+
+ if (!AddResource (stuff->region, RegionResType, (pointer) pRegion))
+ return BadAlloc;
+
+ return Success;
+}
+
+static int
+ProcCompositeNameWindowPixmap (ClientPtr client)
+{
+ WindowPtr pWin;
+ CompWindowPtr cw;
+ PixmapPtr pPixmap;
+ int rc;
+ REQUEST(xCompositeNameWindowPixmapReq);
+
+ REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq);
+ VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess);
+
+ if (!pWin->viewable)
+ return BadMatch;
+
+ LEGAL_NEW_RESOURCE (stuff->pixmap, client);
+
+ cw = GetCompWindow (pWin);
+ if (!cw)
+ return BadMatch;
+
+ pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin);
+ if (!pPixmap)
+ return BadMatch;
+
+ /* security creation/labeling check */
+ rc = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pixmap, RT_PIXMAP,
+ pPixmap, RT_WINDOW, pWin, DixCreateAccess);
+ if (rc != Success)
+ return rc;
+
+ ++pPixmap->refcnt;
+
+ if (!AddResource (stuff->pixmap, RT_PIXMAP, (pointer) pPixmap))
+ return BadAlloc;
+
+ return Success;
+}
+
+
+static int
+ProcCompositeGetOverlayWindow (ClientPtr client)
+{
+ REQUEST(xCompositeGetOverlayWindowReq);
+ xCompositeGetOverlayWindowReply rep;
+ WindowPtr pWin;
+ ScreenPtr pScreen;
+ CompScreenPtr cs;
+ CompOverlayClientPtr pOc;
+ int rc;
+
+ REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq);
+ VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess);
+ pScreen = pWin->drawable.pScreen;
+
+ /*
+ * Create an OverlayClient structure to mark this client's
+ * interest in the overlay window
+ */
+ pOc = compCreateOverlayClient(pScreen, client);
+ if (pOc == NULL)
+ return BadAlloc;
+
+ /*
+ * Make sure the overlay window exists
+ */
+ cs = GetCompScreen(pScreen);
+ if (cs->pOverlayWin == NULL)
+ if (!compCreateOverlayWindow(pScreen))
+ {
+ FreeResource (pOc->resource, RT_NONE);
+ return BadAlloc;
+ }
+
+ rc = XaceHook(XACE_RESOURCE_ACCESS, client, cs->pOverlayWin->drawable.id,
+ RT_WINDOW, cs->pOverlayWin, RT_NONE, NULL, DixGetAttrAccess);
+ if (rc != Success)
+ {
+ FreeResource (pOc->resource, RT_NONE);
+ return rc;
+ }
+
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+ rep.overlayWin = cs->pOverlayWin->drawable.id;
+
+ if (client->swapped)
+ {
+ int n;
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.overlayWin, n);
+ }
+ (void) WriteToClient(client, sz_xCompositeGetOverlayWindowReply, (char *)&rep);
+
+ return Success;
+}
+
+static int
+ProcCompositeReleaseOverlayWindow (ClientPtr client)
+{
+ REQUEST(xCompositeReleaseOverlayWindowReq);
+ WindowPtr pWin;
+ ScreenPtr pScreen;
+ CompOverlayClientPtr pOc;
+
+ REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq);
+ VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess);
+ pScreen = pWin->drawable.pScreen;
+
+ /*
+ * Has client queried a reference to the overlay window
+ * on this screen? If not, generate an error.
+ */
+ pOc = compFindOverlayClient (pWin->drawable.pScreen, client);
+ if (pOc == NULL)
+ return BadMatch;
+
+ /* The delete function will free the client structure */
+ FreeResource (pOc->resource, RT_NONE);
+
+ return Success;
+}
+
+static int (*ProcCompositeVector[CompositeNumberRequests])(ClientPtr) = {
+ ProcCompositeQueryVersion,
+ ProcCompositeRedirectWindow,
+ ProcCompositeRedirectSubwindows,
+ ProcCompositeUnredirectWindow,
+ ProcCompositeUnredirectSubwindows,
+ ProcCompositeCreateRegionFromBorderClip,
+ ProcCompositeNameWindowPixmap,
+ ProcCompositeGetOverlayWindow,
+ ProcCompositeReleaseOverlayWindow,
+};
+
+static int
+ProcCompositeDispatch (ClientPtr client)
+{
+ REQUEST(xReq);
+
+ if (stuff->data < CompositeNumberRequests)
+ return (*ProcCompositeVector[stuff->data]) (client);
+ else
+ return BadRequest;
+}
+
+static int
+SProcCompositeQueryVersion (ClientPtr client)
+{
+ int n;
+ REQUEST(xCompositeQueryVersionReq);
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xCompositeQueryVersionReq);
+ swapl(&stuff->majorVersion, n);
+ swapl(&stuff->minorVersion, n);
+ return (*ProcCompositeVector[stuff->compositeReqType]) (client);
+}
+
+static int
+SProcCompositeRedirectWindow (ClientPtr client)
+{
+ int n;
+ REQUEST(xCompositeRedirectWindowReq);
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq);
+ swapl (&stuff->window, n);
+ return (*ProcCompositeVector[stuff->compositeReqType]) (client);
+}
+
+static int
+SProcCompositeRedirectSubwindows (ClientPtr client)
+{
+ int n;
+ REQUEST(xCompositeRedirectSubwindowsReq);
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq);
+ swapl (&stuff->window, n);
+ return (*ProcCompositeVector[stuff->compositeReqType]) (client);
+}
+
+static int
+SProcCompositeUnredirectWindow (ClientPtr client)
+{
+ int n;
+ REQUEST(xCompositeUnredirectWindowReq);
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq);
+ swapl (&stuff->window, n);
+ return (*ProcCompositeVector[stuff->compositeReqType]) (client);
+}
+
+static int
+SProcCompositeUnredirectSubwindows (ClientPtr client)
+{
+ int n;
+ REQUEST(xCompositeUnredirectSubwindowsReq);
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq);
+ swapl (&stuff->window, n);
+ return (*ProcCompositeVector[stuff->compositeReqType]) (client);
+}
+
+static int
+SProcCompositeCreateRegionFromBorderClip (ClientPtr client)
+{
+ int n;
+ REQUEST(xCompositeCreateRegionFromBorderClipReq);
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq);
+ swapl (&stuff->region, n);
+ swapl (&stuff->window, n);
+ return (*ProcCompositeVector[stuff->compositeReqType]) (client);
+}
+
+static int
+SProcCompositeNameWindowPixmap (ClientPtr client)
+{
+ int n;
+ REQUEST(xCompositeNameWindowPixmapReq);
+
+ swaps(&stuff->length, n);
+ REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq);
+ swapl (&stuff->window, n);
+ swapl (&stuff->pixmap, n);
+ return (*ProcCompositeVector[stuff->compositeReqType]) (client);
+}
+
+static int
+SProcCompositeGetOverlayWindow (ClientPtr client)
+{
+ int n;
+ REQUEST(xCompositeGetOverlayWindowReq);
+
+ swaps (&stuff->length, n);
+ REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq);
+ swapl(&stuff->window, n);
+ return (*ProcCompositeVector[stuff->compositeReqType]) (client);
+}
+
+static int
+SProcCompositeReleaseOverlayWindow (ClientPtr client)
+{
+ int n;
+ REQUEST(xCompositeReleaseOverlayWindowReq);
+
+ swaps (&stuff->length, n);
+ REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq);
+ swapl(&stuff->window, n);
+ return (*ProcCompositeVector[stuff->compositeReqType]) (client);
+}
+
+static int (*SProcCompositeVector[CompositeNumberRequests])(ClientPtr) = {
+ SProcCompositeQueryVersion,
+ SProcCompositeRedirectWindow,
+ SProcCompositeRedirectSubwindows,
+ SProcCompositeUnredirectWindow,
+ SProcCompositeUnredirectSubwindows,
+ SProcCompositeCreateRegionFromBorderClip,
+ SProcCompositeNameWindowPixmap,
+ SProcCompositeGetOverlayWindow,
+ SProcCompositeReleaseOverlayWindow,
+};
+
+static int
+SProcCompositeDispatch (ClientPtr client)
+{
+ REQUEST(xReq);
+
+ if (stuff->data < CompositeNumberRequests)
+ return (*SProcCompositeVector[stuff->data]) (client);
+ else
+ return BadRequest;
+}
+
+void
+CompositeExtensionInit (void)
+{
+ ExtensionEntry *extEntry;
+ int s;
+
+ /* Assume initialization is going to fail */
+ noCompositeExtension = TRUE;
+
+ for (s = 0; s < screenInfo.numScreens; s++) {
+ ScreenPtr pScreen = screenInfo.screens[s];
+ VisualPtr vis;
+
+ /* Composite on 8bpp pseudocolor root windows appears to fail, so
+ * just disable it on anything pseudocolor for safety.
+ */
+ for (vis = pScreen->visuals; vis->vid != pScreen->rootVisual; vis++)
+ ;
+ if ((vis->class | DynamicClass) == PseudoColor)
+ return;
+
+ /* Ensure that Render is initialized, which is required for automatic
+ * compositing.
+ */
+ if (GetPictureScreenIfSet(pScreen) == NULL)
+ return;
+ }
+
+ CompositeClientWindowType = CreateNewResourceType
+ (FreeCompositeClientWindow, "CompositeClientWindow");
+ if (!CompositeClientWindowType)
+ return;
+
+ CompositeClientSubwindowsType = CreateNewResourceType
+ (FreeCompositeClientSubwindows, "CompositeClientSubwindows");
+ if (!CompositeClientSubwindowsType)
+ return;
+
+ CompositeClientOverlayType = CreateNewResourceType
+ (FreeCompositeClientOverlay, "CompositeClientOverlay");
+ if (!CompositeClientOverlayType)
+ return;
+
+ if (!dixRegisterPrivateKey(&CompositeClientPrivateKeyRec, PRIVATE_CLIENT,
+ sizeof(CompositeClientRec)))
+ return;
+
+ if (!AddCallback (&ClientStateCallback, CompositeClientCallback, 0))
+ return;
+
+ for (s = 0; s < screenInfo.numScreens; s++)
+ if (!compScreenInit (screenInfo.screens[s]))
+ return;
+
+ extEntry = AddExtension (COMPOSITE_NAME, 0, 0,
+ ProcCompositeDispatch, SProcCompositeDispatch,
+ NULL, StandardMinorOpcode);
+ if (!extEntry)
+ return;
+ CompositeReqCode = (CARD8) extEntry->base;
+
+ miRegisterRedirectBorderClipProc (compSetRedirectBorderClip,
+ compGetRedirectBorderClip);
+
+ /* Initialization succeeded */
+ noCompositeExtension = FALSE;
+}
+
+#ifdef PANORAMIX
+#include "panoramiXsrv.h"
+
+int (*PanoramiXSaveCompositeVector[CompositeNumberRequests]) (ClientPtr);
+
+static int
+PanoramiXCompositeRedirectWindow (ClientPtr client)
+{
+ PanoramiXRes *win;
+ int rc = 0, j;
+ REQUEST(xCompositeRedirectWindowReq);
+
+ REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq);
+
+ if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+ client, DixUnknownAccess))) {
+ client->errorValue = stuff->window;
+ return rc;
+ }
+
+ FOR_NSCREENS_FORWARD(j) {
+ stuff->window = win->info[j].id;
+ rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client);
+ if (rc != Success) break;
+ }
+
+ return rc;
+}
+
+static int
+PanoramiXCompositeRedirectSubwindows (ClientPtr client)
+{
+ PanoramiXRes *win;
+ int rc = 0, j;
+ REQUEST(xCompositeRedirectSubwindowsReq);
+
+ REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq);
+
+ if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+ client, DixUnknownAccess))) {
+ client->errorValue = stuff->window;
+ return rc;
+ }
+
+ FOR_NSCREENS_FORWARD(j) {
+ stuff->window = win->info[j].id;
+ rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client);
+ if (rc != Success) break;
+ }
+
+ return rc;
+}
+
+static int
+PanoramiXCompositeUnredirectWindow (ClientPtr client)
+{
+ PanoramiXRes *win;
+ int rc = 0, j;
+ REQUEST(xCompositeUnredirectWindowReq);
+
+ REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq);
+
+ if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+ client, DixUnknownAccess))) {
+ client->errorValue = stuff->window;
+ return rc;
+ }
+
+ FOR_NSCREENS_FORWARD(j) {
+ stuff->window = win->info[j].id;
+ rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client);
+ if (rc != Success) break;
+ }
+
+ return rc;
+}
+
+static int
+PanoramiXCompositeUnredirectSubwindows (ClientPtr client)
+{
+ PanoramiXRes *win;
+ int rc = 0, j;
+ REQUEST(xCompositeUnredirectSubwindowsReq);
+
+ REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq);
+
+ if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+ client, DixUnknownAccess))) {
+ client->errorValue = stuff->window;
+ return rc;
+ }
+
+ FOR_NSCREENS_FORWARD(j) {
+ stuff->window = win->info[j].id;
+ rc = (*PanoramiXSaveCompositeVector[stuff->compositeReqType]) (client);
+ if (rc != Success) break;
+ }
+
+ return rc;
+}
+
+static int
+PanoramiXCompositeNameWindowPixmap (ClientPtr client)
+{
+ WindowPtr pWin;
+ CompWindowPtr cw;
+ PixmapPtr pPixmap;
+ int rc;
+ PanoramiXRes *win, *newPix;
+ int i;
+ REQUEST(xCompositeNameWindowPixmapReq);
+
+ REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq);
+
+ if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+ client, DixUnknownAccess))) {
+ client->errorValue = stuff->window;
+ return rc;
+ }
+
+ LEGAL_NEW_RESOURCE (stuff->pixmap, client);
+
+ if(!(newPix = malloc(sizeof(PanoramiXRes))))
+ return BadAlloc;
+
+ newPix->type = XRT_PIXMAP;
+ newPix->u.pix.shared = FALSE;
+ panoramix_setup_ids(newPix, client, stuff->pixmap);
+
+ FOR_NSCREENS(i) {
+ rc = dixLookupResourceByType ((void **) &pWin, win->info[i].id,
+ RT_WINDOW, client, DixGetAttrAccess);
+ if (rc != Success)
+ {
+ client->errorValue = stuff->window;
+ free (newPix);
+ return rc;
+ }
+
+ if (!pWin->viewable)
+ {
+ free (newPix);
+ return BadMatch;
+ }
+
+ cw = GetCompWindow (pWin);
+ if (!cw)
+ {
+ free (newPix);
+ return BadMatch;
+ }
+
+ pPixmap = (*pWin->drawable.pScreen->GetWindowPixmap) (pWin);
+ if (!pPixmap)
+ {
+ free (newPix);
+ return BadMatch;
+ }
+
+ if (!AddResource (newPix->info[i].id, RT_PIXMAP,
+ (pointer) pPixmap))
+ return BadAlloc;
+
+ ++pPixmap->refcnt;
+ }
+
+ if (!AddResource (stuff->pixmap, XRT_PIXMAP, (pointer) newPix))
+ return BadAlloc;
+
+ return Success;
+}
+
+
+static int
+PanoramiXCompositeGetOverlayWindow (ClientPtr client)
+{
+ REQUEST(xCompositeGetOverlayWindowReq);
+ xCompositeGetOverlayWindowReply rep;
+ WindowPtr pWin;
+ ScreenPtr pScreen;
+ CompScreenPtr cs;
+ CompOverlayClientPtr pOc;
+ int rc;
+ PanoramiXRes *win, *overlayWin = NULL;
+ int i;
+
+ REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq);
+
+ if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+ client, DixUnknownAccess))) {
+ client->errorValue = stuff->window;
+ return rc;
+ }
+
+ cs = GetCompScreen(screenInfo.screens[0]);
+ if (!cs->pOverlayWin)
+ {
+ if(!(overlayWin = malloc(sizeof(PanoramiXRes))))
+ return BadAlloc;
+
+ overlayWin->type = XRT_WINDOW;
+ overlayWin->u.win.root = FALSE;
+ }
+
+ FOR_NSCREENS_BACKWARD(i) {
+ rc = dixLookupResourceByType((pointer *)&pWin, win->info[i].id,
+ RT_WINDOW, client, DixGetAttrAccess);
+ if (rc != Success)
+ {
+ client->errorValue = stuff->window;
+ return rc;
+ }
+ pScreen = pWin->drawable.pScreen;
+
+ /*
+ * Create an OverlayClient structure to mark this client's
+ * interest in the overlay window
+ */
+ pOc = compCreateOverlayClient(pScreen, client);
+ if (pOc == NULL)
+ return BadAlloc;
+
+ /*
+ * Make sure the overlay window exists
+ */
+ cs = GetCompScreen(pScreen);
+ if (cs->pOverlayWin == NULL)
+ if (!compCreateOverlayWindow(pScreen))
+ {
+ FreeResource (pOc->resource, RT_NONE);
+ return BadAlloc;
+ }
+
+ rc = XaceHook(XACE_RESOURCE_ACCESS, client,
+ cs->pOverlayWin->drawable.id,
+ RT_WINDOW, cs->pOverlayWin, RT_NONE, NULL,
+ DixGetAttrAccess);
+ if (rc != Success)
+ {
+ FreeResource (pOc->resource, RT_NONE);
+ return rc;
+ }
+ }
+
+ if (overlayWin)
+ {
+ FOR_NSCREENS(i) {
+ cs = GetCompScreen(screenInfo.screens[i]);
+ overlayWin->info[i].id = cs->pOverlayWin->drawable.id;
+ }
+
+ AddResource(overlayWin->info[0].id, XRT_WINDOW, overlayWin);
+ }
+
+ cs = GetCompScreen(screenInfo.screens[0]);
+
+ rep.type = X_Reply;
+ rep.sequenceNumber = client->sequence;
+ rep.length = 0;
+ rep.overlayWin = cs->pOverlayWin->drawable.id;
+
+ if (client->swapped)
+ {
+ int n;
+ swaps(&rep.sequenceNumber, n);
+ swapl(&rep.length, n);
+ swapl(&rep.overlayWin, n);
+ }
+ (void) WriteToClient(client, sz_xCompositeGetOverlayWindowReply, (char *)&rep);
+
+ return Success;
+}
+
+static int
+PanoramiXCompositeReleaseOverlayWindow (ClientPtr client)
+{
+ REQUEST(xCompositeReleaseOverlayWindowReq);
+ WindowPtr pWin;
+ ScreenPtr pScreen;
+ CompOverlayClientPtr pOc;
+ PanoramiXRes *win;
+ int i, rc;
+
+ REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq);
+
+ if ((rc = dixLookupResourceByType((void **)&win, stuff->window, XRT_WINDOW,
+ client, DixUnknownAccess))) {
+ client->errorValue = stuff->window;
+ return rc;
+ }
+
+ FOR_NSCREENS_BACKWARD(i) {
+ if ((rc = dixLookupResourceByType((void **)&pWin, win->info[i].id,
+ XRT_WINDOW, client,
+ DixUnknownAccess))) {
+ client->errorValue = stuff->window;
+ return rc;
+ }
+ pScreen = pWin->drawable.pScreen;
+
+ /*
+ * Has client queried a reference to the overlay window
+ * on this screen? If not, generate an error.
+ */
+ pOc = compFindOverlayClient (pWin->drawable.pScreen, client);
+ if (pOc == NULL)
+ return BadMatch;
+
+ /* The delete function will free the client structure */
+ FreeResource (pOc->resource, RT_NONE);
+ }
+
+ return Success;
+}
+
+void
+PanoramiXCompositeInit (void)
+{
+ int i;
+
+ for (i = 0; i < CompositeNumberRequests; i++)
+ PanoramiXSaveCompositeVector[i] = ProcCompositeVector[i];
+ /*
+ * Stuff in Xinerama aware request processing hooks
+ */
+ ProcCompositeVector[X_CompositeRedirectWindow] =
+ PanoramiXCompositeRedirectWindow;
+ ProcCompositeVector[X_CompositeRedirectSubwindows] =
+ PanoramiXCompositeRedirectSubwindows;
+ ProcCompositeVector[X_CompositeUnredirectWindow] =
+ PanoramiXCompositeUnredirectWindow;
+ ProcCompositeVector[X_CompositeUnredirectSubwindows] =
+ PanoramiXCompositeUnredirectSubwindows;
+ ProcCompositeVector[X_CompositeNameWindowPixmap] =
+ PanoramiXCompositeNameWindowPixmap;
+ ProcCompositeVector[X_CompositeGetOverlayWindow] =
+ PanoramiXCompositeGetOverlayWindow;
+ ProcCompositeVector[X_CompositeReleaseOverlayWindow] =
+ PanoramiXCompositeReleaseOverlayWindow;
+}
+
+void
+PanoramiXCompositeReset (void)
+{
+ int i;
+
+ for (i = 0; i < CompositeNumberRequests; i++)
+ ProcCompositeVector[i] = PanoramiXSaveCompositeVector[i];
+}
+
+#endif
diff --git a/xorg-server/composite/compint.h b/xorg-server/composite/compint.h index bb5335d70..3fef1b93b 100644 --- a/xorg-server/composite/compint.h +++ b/xorg-server/composite/compint.h @@ -1,336 +1,336 @@ -/* - * Copyright (c) 2006, Oracle and/or its affiliates. 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. - * - * Copyright © 2003 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 _COMPINT_H_ -#define _COMPINT_H_ - -#include "misc.h" -#include "scrnintstr.h" -#include "os.h" -#include "regionstr.h" -#include "validate.h" -#include "windowstr.h" -#include "input.h" -#include "resource.h" -#include "colormapst.h" -#include "cursorstr.h" -#include "dixstruct.h" -#include "gcstruct.h" -#include "servermd.h" -#include "dixevents.h" -#include "globals.h" -#include "picturestr.h" -#include "extnsionst.h" -#include "privates.h" -#include "mi.h" -#include "damage.h" -#include "damageextint.h" -#include "xfixes.h" -#include <X11/extensions/compositeproto.h> -#include <assert.h> - -/* - * enable this for debugging - - #define COMPOSITE_DEBUG - */ - -typedef struct _CompClientWindow { - struct _CompClientWindow *next; - XID id; - int update; -} CompClientWindowRec, *CompClientWindowPtr; - -typedef struct _CompWindow { - RegionRec borderClip; - DamagePtr damage; /* for automatic update mode */ - Bool damageRegistered; - Bool damaged; - int update; - CompClientWindowPtr clients; - int oldx; - int oldy; - PixmapPtr pOldPixmap; - int borderClipX, borderClipY; -} CompWindowRec, *CompWindowPtr; - -#define COMP_ORIGIN_INVALID 0x80000000 - -typedef struct _CompSubwindows { - int update; - CompClientWindowPtr clients; -} CompSubwindowsRec, *CompSubwindowsPtr; - -#ifndef COMP_INCLUDE_RGB24_VISUAL -#define COMP_INCLUDE_RGB24_VISUAL 0 -#endif - -typedef struct _CompOverlayClientRec *CompOverlayClientPtr; - -typedef struct _CompOverlayClientRec { - CompOverlayClientPtr pNext; - ClientPtr pClient; - ScreenPtr pScreen; - XID resource; -} CompOverlayClientRec; - -typedef struct _CompScreen { - PositionWindowProcPtr PositionWindow; - CopyWindowProcPtr CopyWindow; - CreateWindowProcPtr CreateWindow; - DestroyWindowProcPtr DestroyWindow; - RealizeWindowProcPtr RealizeWindow; - UnrealizeWindowProcPtr UnrealizeWindow; - ClipNotifyProcPtr ClipNotify; - /* - * Called from ConfigureWindow, these - * three track changes to the offscreen storage - * geometry - */ - ConfigNotifyProcPtr ConfigNotify; - MoveWindowProcPtr MoveWindow; - ResizeWindowProcPtr ResizeWindow; - ChangeBorderWidthProcPtr ChangeBorderWidth; - /* - * Reparenting has an effect on Subwindows redirect - */ - ReparentWindowProcPtr ReparentWindow; - - /* - * Colormaps for new visuals better not get installed - */ - InstallColormapProcPtr InstallColormap; - - /* - * Fake backing store via automatic redirection - */ - ChangeWindowAttributesProcPtr ChangeWindowAttributes; - - ScreenBlockHandlerProcPtr BlockHandler; - CloseScreenProcPtr CloseScreen; - int numAlternateVisuals; - VisualID *alternateVisuals; - - WindowPtr pOverlayWin; - Window overlayWid; - CompOverlayClientPtr pOverlayClients; - - GetImageProcPtr GetImage; - SourceValidateProcPtr SourceValidate; -} CompScreenRec, *CompScreenPtr; - -extern DevPrivateKeyRec CompScreenPrivateKeyRec; -#define CompScreenPrivateKey (&CompScreenPrivateKeyRec) - -extern DevPrivateKeyRec CompWindowPrivateKeyRec; -#define CompWindowPrivateKey (&CompWindowPrivateKeyRec) - -extern DevPrivateKeyRec CompSubwindowsPrivateKeyRec; -#define CompSubwindowsPrivateKey (&CompSubwindowsPrivateKeyRec) - -#define GetCompScreen(s) ((CompScreenPtr) \ - dixLookupPrivate(&(s)->devPrivates, CompScreenPrivateKey)) -#define GetCompWindow(w) ((CompWindowPtr) \ - dixLookupPrivate(&(w)->devPrivates, CompWindowPrivateKey)) -#define GetCompSubwindows(w) ((CompSubwindowsPtr) \ - dixLookupPrivate(&(w)->devPrivates, CompSubwindowsPrivateKey)) - -extern RESTYPE CompositeClientWindowType; -extern RESTYPE CompositeClientSubwindowsType; -extern RESTYPE CompositeClientOverlayType; - -/* - * compalloc.c - */ - -Bool -compRedirectWindow (ClientPtr pClient, WindowPtr pWin, int update); - -void -compFreeClientWindow (WindowPtr pWin, XID id); - -int -compUnredirectWindow (ClientPtr pClient, WindowPtr pWin, int update); - -int -compRedirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update); - -void -compFreeClientSubwindows (WindowPtr pWin, XID id); - -int -compUnredirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update); - -int -compRedirectOneSubwindow (WindowPtr pParent, WindowPtr pWin); - -int -compUnredirectOneSubwindow (WindowPtr pParent, WindowPtr pWin); - -Bool -compAllocPixmap (WindowPtr pWin); - -void -compSetParentPixmap (WindowPtr pWin); - -void -compRestoreWindow (WindowPtr pWin, PixmapPtr pPixmap); - -Bool -compReallocPixmap (WindowPtr pWin, int x, int y, - unsigned int w, unsigned int h, int bw); - -/* - * compext.c - */ - -void -CompositeExtensionInit (void); - -/* - * compinit.c - */ - -Bool -compScreenInit (ScreenPtr pScreen); - -/* - * compoverlay.c - */ - -void -compFreeOverlayClient (CompOverlayClientPtr pOcToDel); - -CompOverlayClientPtr -compFindOverlayClient (ScreenPtr pScreen, ClientPtr pClient); - -CompOverlayClientPtr -compCreateOverlayClient (ScreenPtr pScreen, ClientPtr pClient); - -Bool -compCreateOverlayWindow (ScreenPtr pScreen); - -void -compDestroyOverlayWindow (ScreenPtr pScreen); - -/* - * compwindow.c - */ - -#ifdef COMPOSITE_DEBUG -void -compCheckTree (ScreenPtr pScreen); -#else -#define compCheckTree(s) -#endif - -PictFormatPtr -compWindowFormat (WindowPtr pWin); - -void -compSetPixmap (WindowPtr pWin, PixmapPtr pPixmap); - -Bool -compCheckRedirect (WindowPtr pWin); - -Bool -compPositionWindow (WindowPtr pWin, int x, int y); - -Bool -compRealizeWindow (WindowPtr pWin); - -Bool -compUnrealizeWindow (WindowPtr pWin); - -void -compClipNotify (WindowPtr pWin, int dx, int dy); - -void -compMoveWindow (WindowPtr pWin, int x, int y, WindowPtr pSib, VTKind kind); - -void -compResizeWindow (WindowPtr pWin, int x, int y, - unsigned int w, unsigned int h, WindowPtr pSib); - -void -compChangeBorderWidth (WindowPtr pWin, unsigned int border_width); - -void -compReparentWindow (WindowPtr pWin, WindowPtr pPriorParent); - -Bool -compCreateWindow (WindowPtr pWin); - -Bool -compDestroyWindow (WindowPtr pWin); - -void -compSetRedirectBorderClip (WindowPtr pWin, RegionPtr pRegion); - -RegionPtr -compGetRedirectBorderClip (WindowPtr pWin); - -void -compCopyWindow (WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc); - -void -compPaintChildrenToWindow (WindowPtr pWin); - -WindowPtr -CompositeRealChildHead (WindowPtr pWin); - -int -DeleteWindowNoInputDevices(pointer value, XID wid); - -int -compConfigNotify(WindowPtr pWin, int x, int y, int w, int h, - int bw, WindowPtr pSib); - -void PanoramiXCompositeInit (void); -void PanoramiXCompositeReset (void); - -#endif /* _COMPINT_H_ */ +/*
+ * Copyright (c) 2006, Oracle and/or its affiliates. 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.
+ *
+ * Copyright © 2003 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 _COMPINT_H_
+#define _COMPINT_H_
+
+#include "misc.h"
+#include "scrnintstr.h"
+#include "os.h"
+#include "regionstr.h"
+#include "validate.h"
+#include "windowstr.h"
+#include "input.h"
+#include "resource.h"
+#include "colormapst.h"
+#include "cursorstr.h"
+#include "dixstruct.h"
+#include "gcstruct.h"
+#include "servermd.h"
+#include "dixevents.h"
+#include "globals.h"
+#include "picturestr.h"
+#include "extnsionst.h"
+#include "privates.h"
+#include "mi.h"
+#include "damage.h"
+#include "damageextint.h"
+#include "xfixes.h"
+#include <X11/extensions/compositeproto.h>
+#include <assert.h>
+
+/*
+ * enable this for debugging
+
+ #define COMPOSITE_DEBUG
+ */
+
+typedef struct _CompClientWindow {
+ struct _CompClientWindow *next;
+ XID id;
+ int update;
+} CompClientWindowRec, *CompClientWindowPtr;
+
+typedef struct _CompWindow {
+ RegionRec borderClip;
+ DamagePtr damage; /* for automatic update mode */
+ Bool damageRegistered;
+ Bool damaged;
+ int update;
+ CompClientWindowPtr clients;
+ int oldx;
+ int oldy;
+ PixmapPtr pOldPixmap;
+ int borderClipX, borderClipY;
+} CompWindowRec, *CompWindowPtr;
+
+#define COMP_ORIGIN_INVALID 0x80000000
+
+typedef struct _CompSubwindows {
+ int update;
+ CompClientWindowPtr clients;
+} CompSubwindowsRec, *CompSubwindowsPtr;
+
+#ifndef COMP_INCLUDE_RGB24_VISUAL
+#define COMP_INCLUDE_RGB24_VISUAL 0
+#endif
+
+typedef struct _CompOverlayClientRec *CompOverlayClientPtr;
+
+typedef struct _CompOverlayClientRec {
+ CompOverlayClientPtr pNext;
+ ClientPtr pClient;
+ ScreenPtr pScreen;
+ XID resource;
+} CompOverlayClientRec;
+
+typedef struct _CompScreen {
+ PositionWindowProcPtr PositionWindow;
+ CopyWindowProcPtr CopyWindow;
+ CreateWindowProcPtr CreateWindow;
+ DestroyWindowProcPtr DestroyWindow;
+ RealizeWindowProcPtr RealizeWindow;
+ UnrealizeWindowProcPtr UnrealizeWindow;
+ ClipNotifyProcPtr ClipNotify;
+ /*
+ * Called from ConfigureWindow, these
+ * three track changes to the offscreen storage
+ * geometry
+ */
+ ConfigNotifyProcPtr ConfigNotify;
+ MoveWindowProcPtr MoveWindow;
+ ResizeWindowProcPtr ResizeWindow;
+ ChangeBorderWidthProcPtr ChangeBorderWidth;
+ /*
+ * Reparenting has an effect on Subwindows redirect
+ */
+ ReparentWindowProcPtr ReparentWindow;
+
+ /*
+ * Colormaps for new visuals better not get installed
+ */
+ InstallColormapProcPtr InstallColormap;
+
+ /*
+ * Fake backing store via automatic redirection
+ */
+ ChangeWindowAttributesProcPtr ChangeWindowAttributes;
+
+ ScreenBlockHandlerProcPtr BlockHandler;
+ CloseScreenProcPtr CloseScreen;
+ int numAlternateVisuals;
+ VisualID *alternateVisuals;
+
+ WindowPtr pOverlayWin;
+ Window overlayWid;
+ CompOverlayClientPtr pOverlayClients;
+
+ GetImageProcPtr GetImage;
+ SourceValidateProcPtr SourceValidate;
+} CompScreenRec, *CompScreenPtr;
+
+extern DevPrivateKeyRec CompScreenPrivateKeyRec;
+#define CompScreenPrivateKey (&CompScreenPrivateKeyRec)
+
+extern DevPrivateKeyRec CompWindowPrivateKeyRec;
+#define CompWindowPrivateKey (&CompWindowPrivateKeyRec)
+
+extern DevPrivateKeyRec CompSubwindowsPrivateKeyRec;
+#define CompSubwindowsPrivateKey (&CompSubwindowsPrivateKeyRec)
+
+#define GetCompScreen(s) ((CompScreenPtr) \
+ dixLookupPrivate(&(s)->devPrivates, CompScreenPrivateKey))
+#define GetCompWindow(w) ((CompWindowPtr) \
+ dixLookupPrivate(&(w)->devPrivates, CompWindowPrivateKey))
+#define GetCompSubwindows(w) ((CompSubwindowsPtr) \
+ dixLookupPrivate(&(w)->devPrivates, CompSubwindowsPrivateKey))
+
+extern RESTYPE CompositeClientWindowType;
+extern RESTYPE CompositeClientSubwindowsType;
+extern RESTYPE CompositeClientOverlayType;
+
+/*
+ * compalloc.c
+ */
+
+Bool
+compRedirectWindow (ClientPtr pClient, WindowPtr pWin, int update);
+
+void
+compFreeClientWindow (WindowPtr pWin, XID id);
+
+int
+compUnredirectWindow (ClientPtr pClient, WindowPtr pWin, int update);
+
+int
+compRedirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update);
+
+void
+compFreeClientSubwindows (WindowPtr pWin, XID id);
+
+int
+compUnredirectSubwindows (ClientPtr pClient, WindowPtr pWin, int update);
+
+int
+compRedirectOneSubwindow (WindowPtr pParent, WindowPtr pWin);
+
+int
+compUnredirectOneSubwindow (WindowPtr pParent, WindowPtr pWin);
+
+Bool
+compAllocPixmap (WindowPtr pWin);
+
+void
+compSetParentPixmap (WindowPtr pWin);
+
+void
+compRestoreWindow (WindowPtr pWin, PixmapPtr pPixmap);
+
+Bool
+compReallocPixmap (WindowPtr pWin, int x, int y,
+ unsigned int w, unsigned int h, int bw);
+
+/*
+ * compext.c
+ */
+
+void
+CompositeExtensionInit (void);
+
+/*
+ * compinit.c
+ */
+
+Bool
+compScreenInit (ScreenPtr pScreen);
+
+/*
+ * compoverlay.c
+ */
+
+void
+compFreeOverlayClient (CompOverlayClientPtr pOcToDel);
+
+CompOverlayClientPtr
+compFindOverlayClient (ScreenPtr pScreen, ClientPtr pClient);
+
+CompOverlayClientPtr
+compCreateOverlayClient (ScreenPtr pScreen, ClientPtr pClient);
+
+Bool
+compCreateOverlayWindow (ScreenPtr pScreen);
+
+void
+compDestroyOverlayWindow (ScreenPtr pScreen);
+
+/*
+ * compwindow.c
+ */
+
+#ifdef COMPOSITE_DEBUG
+void
+compCheckTree (ScreenPtr pScreen);
+#else
+#define compCheckTree(s)
+#endif
+
+PictFormatPtr
+compWindowFormat (WindowPtr pWin);
+
+void
+compSetPixmap (WindowPtr pWin, PixmapPtr pPixmap);
+
+Bool
+compCheckRedirect (WindowPtr pWin);
+
+Bool
+compPositionWindow (WindowPtr pWin, int x, int y);
+
+Bool
+compRealizeWindow (WindowPtr pWin);
+
+Bool
+compUnrealizeWindow (WindowPtr pWin);
+
+void
+compClipNotify (WindowPtr pWin, int dx, int dy);
+
+void
+compMoveWindow (WindowPtr pWin, int x, int y, WindowPtr pSib, VTKind kind);
+
+void
+compResizeWindow (WindowPtr pWin, int x, int y,
+ unsigned int w, unsigned int h, WindowPtr pSib);
+
+void
+compChangeBorderWidth (WindowPtr pWin, unsigned int border_width);
+
+void
+compReparentWindow (WindowPtr pWin, WindowPtr pPriorParent);
+
+Bool
+compCreateWindow (WindowPtr pWin);
+
+Bool
+compDestroyWindow (WindowPtr pWin);
+
+void
+compSetRedirectBorderClip (WindowPtr pWin, RegionPtr pRegion);
+
+RegionPtr
+compGetRedirectBorderClip (WindowPtr pWin);
+
+void
+compCopyWindow (WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc);
+
+void
+compPaintChildrenToWindow (WindowPtr pWin);
+
+WindowPtr
+CompositeRealChildHead (WindowPtr pWin);
+
+int
+DeleteWindowNoInputDevices(pointer value, XID wid);
+
+int
+compConfigNotify(WindowPtr pWin, int x, int y, int w, int h,
+ int bw, WindowPtr pSib);
+
+void PanoramiXCompositeInit (void);
+void PanoramiXCompositeReset (void);
+
+#endif /* _COMPINT_H_ */
diff --git a/xorg-server/composite/compoverlay.c b/xorg-server/composite/compoverlay.c index 55ce3145b..6ac05e8ad 100644 --- a/xorg-server/composite/compoverlay.c +++ b/xorg-server/composite/compoverlay.c @@ -45,6 +45,10 @@ #include <dix-config.h>
#endif
+#ifdef CreateWindow
+#undef CreateWindow
+#endif
+
#include "compint.h"
#include "xace.h"
diff --git a/xorg-server/composite/compwindow.c b/xorg-server/composite/compwindow.c index d2a866d6f..967e992c9 100644 --- a/xorg-server/composite/compwindow.c +++ b/xorg-server/composite/compwindow.c @@ -1,832 +1,832 @@ -/* - * Copyright (c) 2006, Oracle and/or its affiliates. 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. - * - * Copyright © 2003 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 "compint.h" - -#ifdef PANORAMIX -#include "panoramiXsrv.h" -#endif - -#ifdef COMPOSITE_DEBUG -static int -compCheckWindow (WindowPtr pWin, pointer data) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - PixmapPtr pWinPixmap = (*pScreen->GetWindowPixmap) (pWin); - PixmapPtr pParentPixmap = pWin->parent ? (*pScreen->GetWindowPixmap) (pWin->parent) : 0; - PixmapPtr pScreenPixmap = (*pScreen->GetScreenPixmap) (pScreen); - - if (!pWin->parent) - { - assert (pWin->redirectDraw == RedirectDrawNone); - assert (pWinPixmap == pScreenPixmap); - } - else if (pWin->redirectDraw != RedirectDrawNone) - { - assert (pWinPixmap != pParentPixmap); - assert (pWinPixmap != pScreenPixmap); - } - else - { - assert (pWinPixmap == pParentPixmap); - } - assert (0 < pWinPixmap->refcnt && pWinPixmap->refcnt < 3); - assert (0 < pScreenPixmap->refcnt && pScreenPixmap->refcnt < 3); - if (pParentPixmap) - assert (0 <= pParentPixmap->refcnt && pParentPixmap->refcnt < 3); - return WT_WALKCHILDREN; -} - -void -compCheckTree (ScreenPtr pScreen) -{ - WalkTree (pScreen, compCheckWindow, 0); -} -#endif - -typedef struct _compPixmapVisit { - WindowPtr pWindow; - PixmapPtr pPixmap; -} CompPixmapVisitRec, *CompPixmapVisitPtr; - -static Bool -compRepaintBorder (ClientPtr pClient, pointer closure) -{ - WindowPtr pWindow; - int rc = dixLookupWindow(&pWindow, (XID)(intptr_t)closure, pClient, DixWriteAccess); - - if (rc == Success) { - RegionRec exposed; - - RegionNull(&exposed); - RegionSubtract(&exposed, &pWindow->borderClip, &pWindow->winSize); - miPaintWindow(pWindow, &exposed, PW_BORDER); - RegionUninit(&exposed); - } - return TRUE; -} - -static int -compSetPixmapVisitWindow (WindowPtr pWindow, pointer data) -{ - CompPixmapVisitPtr pVisit = (CompPixmapVisitPtr) data; - ScreenPtr pScreen = pWindow->drawable.pScreen; - - if (pWindow != pVisit->pWindow && pWindow->redirectDraw != RedirectDrawNone) - return WT_DONTWALKCHILDREN; - (*pScreen->SetWindowPixmap) (pWindow, pVisit->pPixmap); - /* - * Recompute winSize and borderSize. This is duplicate effort - * when resizing pixmaps, but necessary when changing redirection. - * Might be nice to fix this. - */ - SetWinSize (pWindow); - SetBorderSize (pWindow); - if (HasBorder (pWindow)) - QueueWorkProc (compRepaintBorder, serverClient, - (pointer)(intptr_t) pWindow->drawable.id); - return WT_WALKCHILDREN; -} - -void -compSetPixmap (WindowPtr pWindow, PixmapPtr pPixmap) -{ - CompPixmapVisitRec visitRec; - - visitRec.pWindow = pWindow; - visitRec.pPixmap = pPixmap; - TraverseTree (pWindow, compSetPixmapVisitWindow, (pointer) &visitRec); - compCheckTree (pWindow->drawable.pScreen); -} - -Bool -compCheckRedirect (WindowPtr pWin) -{ - CompWindowPtr cw = GetCompWindow (pWin); - CompScreenPtr cs = GetCompScreen(pWin->drawable.pScreen); - Bool should; - - should = pWin->realized && (pWin->drawable.class != InputOnly) && - (cw != NULL) && (pWin->parent != NULL); - - /* Never redirect the overlay window */ - if (cs->pOverlayWin != NULL) { - if (pWin == cs->pOverlayWin) { - should = FALSE; - } - } - - if (should != (pWin->redirectDraw != RedirectDrawNone)) - { - if (should) - return compAllocPixmap (pWin); - else { - ScreenPtr pScreen = pWin->drawable.pScreen; - PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin); - compSetParentPixmap (pWin); - compRestoreWindow (pWin, pPixmap); - (*pScreen->DestroyPixmap) (pPixmap); - } - } else if (should) { - if (cw->update == CompositeRedirectAutomatic) - pWin->redirectDraw = RedirectDrawAutomatic; - else - pWin->redirectDraw = RedirectDrawManual; - } - return TRUE; -} - -static int -updateOverlayWindow(ScreenPtr pScreen) -{ - CompScreenPtr cs; - WindowPtr pWin; /* overlay window */ - XID vlist[2]; - int w = pScreen->width; - int h = pScreen->height; - -#ifdef PANORAMIX - if (!noPanoramiXExtension) - { - w = PanoramiXPixWidth; - h = PanoramiXPixHeight; - } -#endif - - cs = GetCompScreen(pScreen); - if ((pWin = cs->pOverlayWin) != NULL) { - if ((pWin->drawable.width == w) && - (pWin->drawable.height == h)) - return Success; - - /* Let's resize the overlay window. */ - vlist[0] = w; - vlist[1] = h; - return ConfigureWindow(pWin, CWWidth | CWHeight, vlist, wClient(pWin)); - } - - /* Let's be on the safe side and not assume an overlay window is always allocated. */ - return Success; -} - -Bool -compPositionWindow (WindowPtr pWin, int x, int y) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - Bool ret = TRUE; - - pScreen->PositionWindow = cs->PositionWindow; - /* - * "Shouldn't need this as all possible places should be wrapped - * - compCheckRedirect (pWin); - */ -#ifdef COMPOSITE_DEBUG - if ((pWin->redirectDraw != RedirectDrawNone) != - (pWin->viewable && (GetCompWindow(pWin) != NULL))) - OsAbort (); -#endif - if (pWin->redirectDraw != RedirectDrawNone) - { - PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin); - int bw = wBorderWidth (pWin); - int nx = pWin->drawable.x - bw; - int ny = pWin->drawable.y - bw; - - if (pPixmap->screen_x != nx || pPixmap->screen_y != ny) - { - pPixmap->screen_x = nx; - pPixmap->screen_y = ny; - pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER; - } - } - - if (!(*pScreen->PositionWindow) (pWin, x, y)) - ret = FALSE; - cs->PositionWindow = pScreen->PositionWindow; - pScreen->PositionWindow = compPositionWindow; - compCheckTree (pWin->drawable.pScreen); - if (updateOverlayWindow(pScreen) != Success) - ret = FALSE; - return ret; -} - -Bool -compRealizeWindow (WindowPtr pWin) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - Bool ret = TRUE; - - pScreen->RealizeWindow = cs->RealizeWindow; - compCheckRedirect (pWin); - if (!(*pScreen->RealizeWindow) (pWin)) - ret = FALSE; - cs->RealizeWindow = pScreen->RealizeWindow; - pScreen->RealizeWindow = compRealizeWindow; - compCheckTree (pWin->drawable.pScreen); - return ret; -} - -Bool -compUnrealizeWindow (WindowPtr pWin) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - Bool ret = TRUE; - - pScreen->UnrealizeWindow = cs->UnrealizeWindow; - compCheckRedirect (pWin); - if (!(*pScreen->UnrealizeWindow) (pWin)) - ret = FALSE; - cs->UnrealizeWindow = pScreen->UnrealizeWindow; - pScreen->UnrealizeWindow = compUnrealizeWindow; - compCheckTree (pWin->drawable.pScreen); - return ret; -} - -/* - * Called after the borderClip for the window has settled down - * We use this to make sure our extra borderClip has the right origin - */ - -void -compClipNotify (WindowPtr pWin, int dx, int dy) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - CompWindowPtr cw = GetCompWindow (pWin); - - if (cw) - { - if (cw->borderClipX != pWin->drawable.x || - cw->borderClipY != pWin->drawable.y) - { - RegionTranslate(&cw->borderClip, - pWin->drawable.x - cw->borderClipX, - pWin->drawable.y - cw->borderClipY); - cw->borderClipX = pWin->drawable.x; - cw->borderClipY = pWin->drawable.y; - } - } - if (cs->ClipNotify) - { - pScreen->ClipNotify = cs->ClipNotify; - (*pScreen->ClipNotify) (pWin, dx, dy); - cs->ClipNotify = pScreen->ClipNotify; - pScreen->ClipNotify = compClipNotify; - } -} - -/* - * Returns TRUE if the window needs server-provided automatic redirect, - * which is true if the child and parent aren't both regular or ARGB visuals - */ - -static Bool -compIsAlternateVisual (ScreenPtr pScreen, - XID visual) -{ - CompScreenPtr cs = GetCompScreen (pScreen); - int i; - - for (i = 0; i < cs->numAlternateVisuals; i++) - if (cs->alternateVisuals[i] == visual) - return TRUE; - return FALSE; -} - -static Bool -compImplicitRedirect (WindowPtr pWin, WindowPtr pParent) -{ - if (pParent) - { - ScreenPtr pScreen = pWin->drawable.pScreen; - XID winVisual = wVisual (pWin); - XID parentVisual = wVisual (pParent); - - if (winVisual != parentVisual && - (compIsAlternateVisual (pScreen, winVisual) || - compIsAlternateVisual (pScreen, parentVisual))) - return TRUE; - } - return FALSE; -} - -static void compFreeOldPixmap(WindowPtr pWin) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - if (pWin->redirectDraw != RedirectDrawNone) - { - CompWindowPtr cw = GetCompWindow (pWin); - if (cw->pOldPixmap) - { - (*pScreen->DestroyPixmap) (cw->pOldPixmap); - cw->pOldPixmap = NullPixmap; - } - } -} -void -compMoveWindow (WindowPtr pWin, int x, int y, WindowPtr pSib, VTKind kind) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - - pScreen->MoveWindow = cs->MoveWindow; - (*pScreen->MoveWindow) (pWin, x, y, pSib, kind); - cs->MoveWindow = pScreen->MoveWindow; - pScreen->MoveWindow = compMoveWindow; - - compFreeOldPixmap(pWin); - compCheckTree (pScreen); -} - -void -compResizeWindow (WindowPtr pWin, int x, int y, - unsigned int w, unsigned int h, WindowPtr pSib) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - - pScreen->ResizeWindow = cs->ResizeWindow; - (*pScreen->ResizeWindow) (pWin, x, y, w, h, pSib); - cs->ResizeWindow = pScreen->ResizeWindow; - pScreen->ResizeWindow = compResizeWindow; - - compFreeOldPixmap(pWin); - compCheckTree (pWin->drawable.pScreen); -} - -void -compChangeBorderWidth (WindowPtr pWin, unsigned int bw) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - - pScreen->ChangeBorderWidth = cs->ChangeBorderWidth; - (*pScreen->ChangeBorderWidth) (pWin, bw); - cs->ChangeBorderWidth = pScreen->ChangeBorderWidth; - pScreen->ChangeBorderWidth = compChangeBorderWidth; - - compFreeOldPixmap(pWin); - compCheckTree (pWin->drawable.pScreen); -} - -void -compReparentWindow (WindowPtr pWin, WindowPtr pPriorParent) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - - pScreen->ReparentWindow = cs->ReparentWindow; - /* - * Remove any implicit redirect due to synthesized visual - */ - if (compImplicitRedirect (pWin, pPriorParent)) - compUnredirectWindow (serverClient, pWin, CompositeRedirectAutomatic); - /* - * Handle subwindows redirection - */ - compUnredirectOneSubwindow (pPriorParent, pWin); - compRedirectOneSubwindow (pWin->parent, pWin); - /* - * Add any implict redirect due to synthesized visual - */ - if (compImplicitRedirect (pWin, pWin->parent)) - compRedirectWindow (serverClient, pWin, CompositeRedirectAutomatic); - - /* - * Allocate any necessary redirect pixmap - * (this actually should never be true; pWin is always unmapped) - */ - compCheckRedirect (pWin); - - /* - * Reset pixmap pointers as appropriate - */ - if (pWin->parent && pWin->redirectDraw == RedirectDrawNone) - compSetPixmap (pWin, (*pScreen->GetWindowPixmap) (pWin->parent)); - /* - * Call down to next function - */ - if (pScreen->ReparentWindow) - (*pScreen->ReparentWindow) (pWin, pPriorParent); - cs->ReparentWindow = pScreen->ReparentWindow; - pScreen->ReparentWindow = compReparentWindow; - compCheckTree (pWin->drawable.pScreen); -} - -void -compCopyWindow (WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - int dx = 0, dy = 0; - - if (pWin->redirectDraw != RedirectDrawNone) - { - PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin); - CompWindowPtr cw = GetCompWindow (pWin); - - assert (cw->oldx != COMP_ORIGIN_INVALID); - assert (cw->oldy != COMP_ORIGIN_INVALID); - if (cw->pOldPixmap) - { - /* - * Ok, the old bits are available in pOldPixmap and - * need to be copied to pNewPixmap. - */ - RegionRec rgnDst; - PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin); - GCPtr pGC; - - dx = ptOldOrg.x - pWin->drawable.x; - dy = ptOldOrg.y - pWin->drawable.y; - RegionTranslate(prgnSrc, -dx, -dy); - - RegionNull(&rgnDst); - - RegionIntersect(&rgnDst, - &pWin->borderClip, prgnSrc); - - RegionTranslate(&rgnDst, - -pPixmap->screen_x, -pPixmap->screen_y); - - dx = dx + pPixmap->screen_x - cw->oldx; - dy = dy + pPixmap->screen_y - cw->oldy; - pGC = GetScratchGC (pPixmap->drawable.depth, pScreen); - if (pGC) - { - BoxPtr pBox = RegionRects (&rgnDst); - int nBox = RegionNumRects (&rgnDst); - - ValidateGC(&pPixmap->drawable, pGC); - while (nBox--) - { - (void) (*pGC->ops->CopyArea) (&cw->pOldPixmap->drawable, - &pPixmap->drawable, - pGC, - pBox->x1 + dx, pBox->y1 + dy, - pBox->x2 - pBox->x1, - pBox->y2 - pBox->y1, - pBox->x1, pBox->y1); - pBox++; - } - FreeScratchGC (pGC); - } - return; - } - dx = pPixmap->screen_x - cw->oldx; - dy = pPixmap->screen_y - cw->oldy; - ptOldOrg.x += dx; - ptOldOrg.y += dy; - } - - pScreen->CopyWindow = cs->CopyWindow; - if (ptOldOrg.x != pWin->drawable.x || ptOldOrg.y != pWin->drawable.y) - { - if (dx || dy) - RegionTranslate(prgnSrc, dx, dy); - (*pScreen->CopyWindow) (pWin, ptOldOrg, prgnSrc); - if (dx || dy) - RegionTranslate(prgnSrc, -dx, -dy); - } - else - { - ptOldOrg.x -= dx; - ptOldOrg.y -= dy; - RegionTranslate(prgnSrc, - pWin->drawable.x - ptOldOrg.x, - pWin->drawable.y - ptOldOrg.y); - DamageDamageRegion(&pWin->drawable, prgnSrc); - } - cs->CopyWindow = pScreen->CopyWindow; - pScreen->CopyWindow = compCopyWindow; - compCheckTree (pWin->drawable.pScreen); -} - -Bool -compCreateWindow (WindowPtr pWin) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - Bool ret; - - pScreen->CreateWindow = cs->CreateWindow; - ret = (*pScreen->CreateWindow) (pWin); - if (pWin->parent && ret) - { - CompSubwindowsPtr csw = GetCompSubwindows (pWin->parent); - CompClientWindowPtr ccw; - - (*pScreen->SetWindowPixmap) (pWin, (*pScreen->GetWindowPixmap) (pWin->parent)); - if (csw) - for (ccw = csw->clients; ccw; ccw = ccw->next) - compRedirectWindow (clients[CLIENT_ID(ccw->id)], - pWin, ccw->update); - if (compImplicitRedirect (pWin, pWin->parent)) - compRedirectWindow (serverClient, pWin, CompositeRedirectAutomatic); - } - cs->CreateWindow = pScreen->CreateWindow; - pScreen->CreateWindow = compCreateWindow; - compCheckTree (pWin->drawable.pScreen); - return ret; -} - -Bool -compDestroyWindow (WindowPtr pWin) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - CompWindowPtr cw; - CompSubwindowsPtr csw; - Bool ret; - - pScreen->DestroyWindow = cs->DestroyWindow; - while ((cw = GetCompWindow (pWin))) - FreeResource (cw->clients->id, RT_NONE); - while ((csw = GetCompSubwindows (pWin))) - FreeResource (csw->clients->id, RT_NONE); - - if (pWin->redirectDraw != RedirectDrawNone) { - PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin); - compSetParentPixmap (pWin); - (*pScreen->DestroyPixmap) (pPixmap); - } - ret = (*pScreen->DestroyWindow) (pWin); - cs->DestroyWindow = pScreen->DestroyWindow; - pScreen->DestroyWindow = compDestroyWindow; -/* compCheckTree (pWin->drawable.pScreen); can't check -- tree isn't good*/ - return ret; -} - -void -compSetRedirectBorderClip (WindowPtr pWin, RegionPtr pRegion) -{ - CompWindowPtr cw = GetCompWindow (pWin); - RegionRec damage; - - RegionNull(&damage); - /* - * Align old border clip with new border clip - */ - RegionTranslate(&cw->borderClip, - pWin->drawable.x - cw->borderClipX, - pWin->drawable.y - cw->borderClipY); - /* - * Compute newly visible portion of window for repaint - */ - RegionSubtract(&damage, pRegion, &cw->borderClip); - /* - * Report that as damaged so it will be redrawn - */ - DamageDamageRegion(&pWin->drawable, &damage); - RegionUninit(&damage); - /* - * Save the new border clip region - */ - RegionCopy(&cw->borderClip, pRegion); - cw->borderClipX = pWin->drawable.x; - cw->borderClipY = pWin->drawable.y; -} - -RegionPtr -compGetRedirectBorderClip (WindowPtr pWin) -{ - CompWindowPtr cw = GetCompWindow (pWin); - - return &cw->borderClip; -} - -static VisualPtr -compGetWindowVisual (WindowPtr pWin) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - VisualID vid = wVisual (pWin); - int i; - - for (i = 0; i < pScreen->numVisuals; i++) - if (pScreen->visuals[i].vid == vid) - return &pScreen->visuals[i]; - return 0; -} - -PictFormatPtr -compWindowFormat (WindowPtr pWin) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - - return PictureMatchVisual (pScreen, pWin->drawable.depth, - compGetWindowVisual (pWin)); -} - -static void -compWindowUpdateAutomatic (WindowPtr pWin) -{ - CompWindowPtr cw = GetCompWindow (pWin); - ScreenPtr pScreen = pWin->drawable.pScreen; - WindowPtr pParent = pWin->parent; - PixmapPtr pSrcPixmap = (*pScreen->GetWindowPixmap) (pWin); - PictFormatPtr pSrcFormat = compWindowFormat (pWin); - PictFormatPtr pDstFormat = compWindowFormat (pWin->parent); - int error; - RegionPtr pRegion = DamageRegion (cw->damage); - PicturePtr pSrcPicture = CreatePicture (0, &pSrcPixmap->drawable, - pSrcFormat, - 0, 0, - serverClient, - &error); - XID subwindowMode = IncludeInferiors; - PicturePtr pDstPicture = CreatePicture (0, &pParent->drawable, - pDstFormat, - CPSubwindowMode, - &subwindowMode, - serverClient, - &error); - - /* - * First move the region from window to screen coordinates - */ - RegionTranslate(pRegion, - pWin->drawable.x, pWin->drawable.y); - - /* - * Clip against the "real" border clip - */ - RegionIntersect(pRegion, pRegion, &cw->borderClip); - - /* - * Now translate from screen to dest coordinates - */ - RegionTranslate(pRegion, - -pParent->drawable.x, -pParent->drawable.y); - - /* - * Clip the picture - */ - SetPictureClipRegion (pDstPicture, 0, 0, pRegion); - - /* - * And paint - */ - CompositePicture (PictOpSrc, - pSrcPicture, - 0, - pDstPicture, - 0, 0, /* src_x, src_y */ - 0, 0, /* msk_x, msk_y */ - pSrcPixmap->screen_x - pParent->drawable.x, - pSrcPixmap->screen_y - pParent->drawable.y, - pSrcPixmap->drawable.width, - pSrcPixmap->drawable.height); - FreePicture (pSrcPicture, 0); - FreePicture (pDstPicture, 0); - /* - * Empty the damage region. This has the nice effect of - * rendering the translations above harmless - */ - DamageEmpty (cw->damage); -} - -static void -compPaintWindowToParent (WindowPtr pWin) -{ - compPaintChildrenToWindow (pWin); - - if (pWin->redirectDraw != RedirectDrawNone) - { - CompWindowPtr cw = GetCompWindow(pWin); - - if (cw->damaged) - { - compWindowUpdateAutomatic (pWin); - cw->damaged = FALSE; - } - } -} - -void -compPaintChildrenToWindow (WindowPtr pWin) -{ - WindowPtr pChild; - - if (!pWin->damagedDescendants) - return; - - for (pChild = pWin->lastChild; pChild; pChild = pChild->prevSib) - compPaintWindowToParent (pChild); - - pWin->damagedDescendants = FALSE; -} - -WindowPtr -CompositeRealChildHead (WindowPtr pWin) -{ - WindowPtr pChild, pChildBefore; - CompScreenPtr cs; - - if (!pWin->parent && - (screenIsSaved == SCREEN_SAVER_ON) && - (HasSaverWindow (pWin->drawable.pScreen))) { - - /* First child is the screen saver; see if next child is the overlay */ - pChildBefore = pWin->firstChild; - pChild = pChildBefore->nextSib; - - } else { - pChildBefore = NullWindow; - pChild = pWin->firstChild; - } - - if (!pChild) { - return NullWindow; - } - - cs = GetCompScreen(pWin->drawable.pScreen); - if (pChild == cs->pOverlayWin) { - return pChild; - } else { - return pChildBefore; - } -} - -int -compConfigNotify(WindowPtr pWin, int x, int y, int w, int h, - int bw, WindowPtr pSib) -{ - ScreenPtr pScreen = pWin->drawable.pScreen; - CompScreenPtr cs = GetCompScreen (pScreen); - Bool ret = 0; - WindowPtr pParent = pWin->parent; - int draw_x, draw_y; - Bool alloc_ret; - - if (cs->ConfigNotify) - { - pScreen->ConfigNotify = cs->ConfigNotify; - ret = (*pScreen->ConfigNotify)(pWin, x, y, w, h, bw, pSib); - cs->ConfigNotify = pScreen->ConfigNotify; - pScreen->ConfigNotify = compConfigNotify; - - if (ret) - return ret; - } - - if (pWin->redirectDraw == RedirectDrawNone) - return Success; - - compCheckTree (pScreen); - - draw_x = pParent->drawable.x + x + bw; - draw_y = pParent->drawable.y + y + bw; - alloc_ret = compReallocPixmap (pWin, draw_x, draw_y, w, h, bw); - - if (alloc_ret == FALSE) - return BadAlloc; - return Success; -} +/*
+ * Copyright (c) 2006, Oracle and/or its affiliates. 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.
+ *
+ * Copyright © 2003 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 "compint.h"
+
+#ifdef PANORAMIX
+#include "panoramiXsrv.h"
+#endif
+
+#ifdef COMPOSITE_DEBUG
+static int
+compCheckWindow (WindowPtr pWin, pointer data)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ PixmapPtr pWinPixmap = (*pScreen->GetWindowPixmap) (pWin);
+ PixmapPtr pParentPixmap = pWin->parent ? (*pScreen->GetWindowPixmap) (pWin->parent) : 0;
+ PixmapPtr pScreenPixmap = (*pScreen->GetScreenPixmap) (pScreen);
+
+ if (!pWin->parent)
+ {
+ assert (pWin->redirectDraw == RedirectDrawNone);
+ assert (pWinPixmap == pScreenPixmap);
+ }
+ else if (pWin->redirectDraw != RedirectDrawNone)
+ {
+ assert (pWinPixmap != pParentPixmap);
+ assert (pWinPixmap != pScreenPixmap);
+ }
+ else
+ {
+ assert (pWinPixmap == pParentPixmap);
+ }
+ assert (0 < pWinPixmap->refcnt && pWinPixmap->refcnt < 3);
+ assert (0 < pScreenPixmap->refcnt && pScreenPixmap->refcnt < 3);
+ if (pParentPixmap)
+ assert (0 <= pParentPixmap->refcnt && pParentPixmap->refcnt < 3);
+ return WT_WALKCHILDREN;
+}
+
+void
+compCheckTree (ScreenPtr pScreen)
+{
+ WalkTree (pScreen, compCheckWindow, 0);
+}
+#endif
+
+typedef struct _compPixmapVisit {
+ WindowPtr pWindow;
+ PixmapPtr pPixmap;
+} CompPixmapVisitRec, *CompPixmapVisitPtr;
+
+static Bool
+compRepaintBorder (ClientPtr pClient, pointer closure)
+{
+ WindowPtr pWindow;
+ int rc = dixLookupWindow(&pWindow, (XID)(intptr_t)closure, pClient, DixWriteAccess);
+
+ if (rc == Success) {
+ RegionRec exposed;
+
+ RegionNull(&exposed);
+ RegionSubtract(&exposed, &pWindow->borderClip, &pWindow->winSize);
+ miPaintWindow(pWindow, &exposed, PW_BORDER);
+ RegionUninit(&exposed);
+ }
+ return TRUE;
+}
+
+static int
+compSetPixmapVisitWindow (WindowPtr pWindow, pointer data)
+{
+ CompPixmapVisitPtr pVisit = (CompPixmapVisitPtr) data;
+ ScreenPtr pScreen = pWindow->drawable.pScreen;
+
+ if (pWindow != pVisit->pWindow && pWindow->redirectDraw != RedirectDrawNone)
+ return WT_DONTWALKCHILDREN;
+ (*pScreen->SetWindowPixmap) (pWindow, pVisit->pPixmap);
+ /*
+ * Recompute winSize and borderSize. This is duplicate effort
+ * when resizing pixmaps, but necessary when changing redirection.
+ * Might be nice to fix this.
+ */
+ SetWinSize (pWindow);
+ SetBorderSize (pWindow);
+ if (HasBorder (pWindow))
+ QueueWorkProc (compRepaintBorder, serverClient,
+ (pointer)(intptr_t) pWindow->drawable.id);
+ return WT_WALKCHILDREN;
+}
+
+void
+compSetPixmap (WindowPtr pWindow, PixmapPtr pPixmap)
+{
+ CompPixmapVisitRec visitRec;
+
+ visitRec.pWindow = pWindow;
+ visitRec.pPixmap = pPixmap;
+ TraverseTree (pWindow, compSetPixmapVisitWindow, (pointer) &visitRec);
+ compCheckTree (pWindow->drawable.pScreen);
+}
+
+Bool
+compCheckRedirect (WindowPtr pWin)
+{
+ CompWindowPtr cw = GetCompWindow (pWin);
+ CompScreenPtr cs = GetCompScreen(pWin->drawable.pScreen);
+ Bool should;
+
+ should = pWin->realized && (pWin->drawable.class != InputOnly) &&
+ (cw != NULL) && (pWin->parent != NULL);
+
+ /* Never redirect the overlay window */
+ if (cs->pOverlayWin != NULL) {
+ if (pWin == cs->pOverlayWin) {
+ should = FALSE;
+ }
+ }
+
+ if (should != (pWin->redirectDraw != RedirectDrawNone))
+ {
+ if (should)
+ return compAllocPixmap (pWin);
+ else {
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin);
+ compSetParentPixmap (pWin);
+ compRestoreWindow (pWin, pPixmap);
+ (*pScreen->DestroyPixmap) (pPixmap);
+ }
+ } else if (should) {
+ if (cw->update == CompositeRedirectAutomatic)
+ pWin->redirectDraw = RedirectDrawAutomatic;
+ else
+ pWin->redirectDraw = RedirectDrawManual;
+ }
+ return TRUE;
+}
+
+static int
+updateOverlayWindow(ScreenPtr pScreen)
+{
+ CompScreenPtr cs;
+ WindowPtr pWin; /* overlay window */
+ XID vlist[2];
+ int w = pScreen->width;
+ int h = pScreen->height;
+
+#ifdef PANORAMIX
+ if (!noPanoramiXExtension)
+ {
+ w = PanoramiXPixWidth;
+ h = PanoramiXPixHeight;
+ }
+#endif
+
+ cs = GetCompScreen(pScreen);
+ if ((pWin = cs->pOverlayWin) != NULL) {
+ if ((pWin->drawable.width == w) &&
+ (pWin->drawable.height == h))
+ return Success;
+
+ /* Let's resize the overlay window. */
+ vlist[0] = w;
+ vlist[1] = h;
+ return ConfigureWindow(pWin, CWWidth | CWHeight, vlist, wClient(pWin));
+ }
+
+ /* Let's be on the safe side and not assume an overlay window is always allocated. */
+ return Success;
+}
+
+Bool
+compPositionWindow (WindowPtr pWin, int x, int y)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+ Bool ret = TRUE;
+
+ pScreen->PositionWindow = cs->PositionWindow;
+ /*
+ * "Shouldn't need this as all possible places should be wrapped
+ *
+ compCheckRedirect (pWin);
+ */
+#ifdef COMPOSITE_DEBUG
+ if ((pWin->redirectDraw != RedirectDrawNone) !=
+ (pWin->viewable && (GetCompWindow(pWin) != NULL)))
+ OsAbort ();
+#endif
+ if (pWin->redirectDraw != RedirectDrawNone)
+ {
+ PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin);
+ int bw = wBorderWidth (pWin);
+ int nx = pWin->drawable.x - bw;
+ int ny = pWin->drawable.y - bw;
+
+ if (pPixmap->screen_x != nx || pPixmap->screen_y != ny)
+ {
+ pPixmap->screen_x = nx;
+ pPixmap->screen_y = ny;
+ pPixmap->drawable.serialNumber = NEXT_SERIAL_NUMBER;
+ }
+ }
+
+ if (!(*pScreen->PositionWindow) (pWin, x, y))
+ ret = FALSE;
+ cs->PositionWindow = pScreen->PositionWindow;
+ pScreen->PositionWindow = compPositionWindow;
+ compCheckTree (pWin->drawable.pScreen);
+ if (updateOverlayWindow(pScreen) != Success)
+ ret = FALSE;
+ return ret;
+}
+
+Bool
+compRealizeWindow (WindowPtr pWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+ Bool ret = TRUE;
+
+ pScreen->RealizeWindow = cs->RealizeWindow;
+ compCheckRedirect (pWin);
+ if (!(*pScreen->RealizeWindow) (pWin))
+ ret = FALSE;
+ cs->RealizeWindow = pScreen->RealizeWindow;
+ pScreen->RealizeWindow = compRealizeWindow;
+ compCheckTree (pWin->drawable.pScreen);
+ return ret;
+}
+
+Bool
+compUnrealizeWindow (WindowPtr pWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+ Bool ret = TRUE;
+
+ pScreen->UnrealizeWindow = cs->UnrealizeWindow;
+ compCheckRedirect (pWin);
+ if (!(*pScreen->UnrealizeWindow) (pWin))
+ ret = FALSE;
+ cs->UnrealizeWindow = pScreen->UnrealizeWindow;
+ pScreen->UnrealizeWindow = compUnrealizeWindow;
+ compCheckTree (pWin->drawable.pScreen);
+ return ret;
+}
+
+/*
+ * Called after the borderClip for the window has settled down
+ * We use this to make sure our extra borderClip has the right origin
+ */
+
+void
+compClipNotify (WindowPtr pWin, int dx, int dy)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+ CompWindowPtr cw = GetCompWindow (pWin);
+
+ if (cw)
+ {
+ if (cw->borderClipX != pWin->drawable.x ||
+ cw->borderClipY != pWin->drawable.y)
+ {
+ RegionTranslate(&cw->borderClip,
+ pWin->drawable.x - cw->borderClipX,
+ pWin->drawable.y - cw->borderClipY);
+ cw->borderClipX = pWin->drawable.x;
+ cw->borderClipY = pWin->drawable.y;
+ }
+ }
+ if (cs->ClipNotify)
+ {
+ pScreen->ClipNotify = cs->ClipNotify;
+ (*pScreen->ClipNotify) (pWin, dx, dy);
+ cs->ClipNotify = pScreen->ClipNotify;
+ pScreen->ClipNotify = compClipNotify;
+ }
+}
+
+/*
+ * Returns TRUE if the window needs server-provided automatic redirect,
+ * which is true if the child and parent aren't both regular or ARGB visuals
+ */
+
+static Bool
+compIsAlternateVisual (ScreenPtr pScreen,
+ XID visual)
+{
+ CompScreenPtr cs = GetCompScreen (pScreen);
+ int i;
+
+ for (i = 0; i < cs->numAlternateVisuals; i++)
+ if (cs->alternateVisuals[i] == visual)
+ return TRUE;
+ return FALSE;
+}
+
+static Bool
+compImplicitRedirect (WindowPtr pWin, WindowPtr pParent)
+{
+ if (pParent)
+ {
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ XID winVisual = wVisual (pWin);
+ XID parentVisual = wVisual (pParent);
+
+ if (winVisual != parentVisual &&
+ (compIsAlternateVisual (pScreen, winVisual) ||
+ compIsAlternateVisual (pScreen, parentVisual)))
+ return TRUE;
+ }
+ return FALSE;
+}
+
+static void compFreeOldPixmap(WindowPtr pWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ if (pWin->redirectDraw != RedirectDrawNone)
+ {
+ CompWindowPtr cw = GetCompWindow (pWin);
+ if (cw->pOldPixmap)
+ {
+ (*pScreen->DestroyPixmap) (cw->pOldPixmap);
+ cw->pOldPixmap = NullPixmap;
+ }
+ }
+}
+void
+compMoveWindow (WindowPtr pWin, int x, int y, WindowPtr pSib, VTKind kind)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+
+ pScreen->MoveWindow = cs->MoveWindow;
+ (*pScreen->MoveWindow) (pWin, x, y, pSib, kind);
+ cs->MoveWindow = pScreen->MoveWindow;
+ pScreen->MoveWindow = compMoveWindow;
+
+ compFreeOldPixmap(pWin);
+ compCheckTree (pScreen);
+}
+
+void
+compResizeWindow (WindowPtr pWin, int x, int y,
+ unsigned int w, unsigned int h, WindowPtr pSib)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+
+ pScreen->ResizeWindow = cs->ResizeWindow;
+ (*pScreen->ResizeWindow) (pWin, x, y, w, h, pSib);
+ cs->ResizeWindow = pScreen->ResizeWindow;
+ pScreen->ResizeWindow = compResizeWindow;
+
+ compFreeOldPixmap(pWin);
+ compCheckTree (pWin->drawable.pScreen);
+}
+
+void
+compChangeBorderWidth (WindowPtr pWin, unsigned int bw)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+
+ pScreen->ChangeBorderWidth = cs->ChangeBorderWidth;
+ (*pScreen->ChangeBorderWidth) (pWin, bw);
+ cs->ChangeBorderWidth = pScreen->ChangeBorderWidth;
+ pScreen->ChangeBorderWidth = compChangeBorderWidth;
+
+ compFreeOldPixmap(pWin);
+ compCheckTree (pWin->drawable.pScreen);
+}
+
+void
+compReparentWindow (WindowPtr pWin, WindowPtr pPriorParent)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+
+ pScreen->ReparentWindow = cs->ReparentWindow;
+ /*
+ * Remove any implicit redirect due to synthesized visual
+ */
+ if (compImplicitRedirect (pWin, pPriorParent))
+ compUnredirectWindow (serverClient, pWin, CompositeRedirectAutomatic);
+ /*
+ * Handle subwindows redirection
+ */
+ compUnredirectOneSubwindow (pPriorParent, pWin);
+ compRedirectOneSubwindow (pWin->parent, pWin);
+ /*
+ * Add any implict redirect due to synthesized visual
+ */
+ if (compImplicitRedirect (pWin, pWin->parent))
+ compRedirectWindow (serverClient, pWin, CompositeRedirectAutomatic);
+
+ /*
+ * Allocate any necessary redirect pixmap
+ * (this actually should never be true; pWin is always unmapped)
+ */
+ compCheckRedirect (pWin);
+
+ /*
+ * Reset pixmap pointers as appropriate
+ */
+ if (pWin->parent && pWin->redirectDraw == RedirectDrawNone)
+ compSetPixmap (pWin, (*pScreen->GetWindowPixmap) (pWin->parent));
+ /*
+ * Call down to next function
+ */
+ if (pScreen->ReparentWindow)
+ (*pScreen->ReparentWindow) (pWin, pPriorParent);
+ cs->ReparentWindow = pScreen->ReparentWindow;
+ pScreen->ReparentWindow = compReparentWindow;
+ compCheckTree (pWin->drawable.pScreen);
+}
+
+void
+compCopyWindow (WindowPtr pWin, DDXPointRec ptOldOrg, RegionPtr prgnSrc)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+ int dx = 0, dy = 0;
+
+ if (pWin->redirectDraw != RedirectDrawNone)
+ {
+ PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin);
+ CompWindowPtr cw = GetCompWindow (pWin);
+
+ assert (cw->oldx != COMP_ORIGIN_INVALID);
+ assert (cw->oldy != COMP_ORIGIN_INVALID);
+ if (cw->pOldPixmap)
+ {
+ /*
+ * Ok, the old bits are available in pOldPixmap and
+ * need to be copied to pNewPixmap.
+ */
+ RegionRec rgnDst;
+ PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin);
+ GCPtr pGC;
+
+ dx = ptOldOrg.x - pWin->drawable.x;
+ dy = ptOldOrg.y - pWin->drawable.y;
+ RegionTranslate(prgnSrc, -dx, -dy);
+
+ RegionNull(&rgnDst);
+
+ RegionIntersect(&rgnDst,
+ &pWin->borderClip, prgnSrc);
+
+ RegionTranslate(&rgnDst,
+ -pPixmap->screen_x, -pPixmap->screen_y);
+
+ dx = dx + pPixmap->screen_x - cw->oldx;
+ dy = dy + pPixmap->screen_y - cw->oldy;
+ pGC = GetScratchGC (pPixmap->drawable.depth, pScreen);
+ if (pGC)
+ {
+ BoxPtr pBox = RegionRects (&rgnDst);
+ int nBox = RegionNumRects (&rgnDst);
+
+ ValidateGC(&pPixmap->drawable, pGC);
+ while (nBox--)
+ {
+ (void) (*pGC->ops->CopyArea) (&cw->pOldPixmap->drawable,
+ &pPixmap->drawable,
+ pGC,
+ pBox->x1 + dx, pBox->y1 + dy,
+ pBox->x2 - pBox->x1,
+ pBox->y2 - pBox->y1,
+ pBox->x1, pBox->y1);
+ pBox++;
+ }
+ FreeScratchGC (pGC);
+ }
+ return;
+ }
+ dx = pPixmap->screen_x - cw->oldx;
+ dy = pPixmap->screen_y - cw->oldy;
+ ptOldOrg.x += dx;
+ ptOldOrg.y += dy;
+ }
+
+ pScreen->CopyWindow = cs->CopyWindow;
+ if (ptOldOrg.x != pWin->drawable.x || ptOldOrg.y != pWin->drawable.y)
+ {
+ if (dx || dy)
+ RegionTranslate(prgnSrc, dx, dy);
+ (*pScreen->CopyWindow) (pWin, ptOldOrg, prgnSrc);
+ if (dx || dy)
+ RegionTranslate(prgnSrc, -dx, -dy);
+ }
+ else
+ {
+ ptOldOrg.x -= dx;
+ ptOldOrg.y -= dy;
+ RegionTranslate(prgnSrc,
+ pWin->drawable.x - ptOldOrg.x,
+ pWin->drawable.y - ptOldOrg.y);
+ DamageDamageRegion(&pWin->drawable, prgnSrc);
+ }
+ cs->CopyWindow = pScreen->CopyWindow;
+ pScreen->CopyWindow = compCopyWindow;
+ compCheckTree (pWin->drawable.pScreen);
+}
+
+Bool
+compCreateWindow (WindowPtr pWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+ Bool ret;
+
+ pScreen->CreateWindow = cs->CreateWindow;
+ ret = (*pScreen->CreateWindow) (pWin);
+ if (pWin->parent && ret)
+ {
+ CompSubwindowsPtr csw = GetCompSubwindows (pWin->parent);
+ CompClientWindowPtr ccw;
+
+ (*pScreen->SetWindowPixmap) (pWin, (*pScreen->GetWindowPixmap) (pWin->parent));
+ if (csw)
+ for (ccw = csw->clients; ccw; ccw = ccw->next)
+ compRedirectWindow (clients[CLIENT_ID(ccw->id)],
+ pWin, ccw->update);
+ if (compImplicitRedirect (pWin, pWin->parent))
+ compRedirectWindow (serverClient, pWin, CompositeRedirectAutomatic);
+ }
+ cs->CreateWindow = pScreen->CreateWindow;
+ pScreen->CreateWindow = compCreateWindow;
+ compCheckTree (pWin->drawable.pScreen);
+ return ret;
+}
+
+Bool
+compDestroyWindow (WindowPtr pWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+ CompWindowPtr cw;
+ CompSubwindowsPtr csw;
+ Bool ret;
+
+ pScreen->DestroyWindow = cs->DestroyWindow;
+ while ((cw = GetCompWindow (pWin)))
+ FreeResource (cw->clients->id, RT_NONE);
+ while ((csw = GetCompSubwindows (pWin)))
+ FreeResource (csw->clients->id, RT_NONE);
+
+ if (pWin->redirectDraw != RedirectDrawNone) {
+ PixmapPtr pPixmap = (*pScreen->GetWindowPixmap) (pWin);
+ compSetParentPixmap (pWin);
+ (*pScreen->DestroyPixmap) (pPixmap);
+ }
+ ret = (*pScreen->DestroyWindow) (pWin);
+ cs->DestroyWindow = pScreen->DestroyWindow;
+ pScreen->DestroyWindow = compDestroyWindow;
+/* compCheckTree (pWin->drawable.pScreen); can't check -- tree isn't good*/
+ return ret;
+}
+
+void
+compSetRedirectBorderClip (WindowPtr pWin, RegionPtr pRegion)
+{
+ CompWindowPtr cw = GetCompWindow (pWin);
+ RegionRec damage;
+
+ RegionNull(&damage);
+ /*
+ * Align old border clip with new border clip
+ */
+ RegionTranslate(&cw->borderClip,
+ pWin->drawable.x - cw->borderClipX,
+ pWin->drawable.y - cw->borderClipY);
+ /*
+ * Compute newly visible portion of window for repaint
+ */
+ RegionSubtract(&damage, pRegion, &cw->borderClip);
+ /*
+ * Report that as damaged so it will be redrawn
+ */
+ DamageDamageRegion(&pWin->drawable, &damage);
+ RegionUninit(&damage);
+ /*
+ * Save the new border clip region
+ */
+ RegionCopy(&cw->borderClip, pRegion);
+ cw->borderClipX = pWin->drawable.x;
+ cw->borderClipY = pWin->drawable.y;
+}
+
+RegionPtr
+compGetRedirectBorderClip (WindowPtr pWin)
+{
+ CompWindowPtr cw = GetCompWindow (pWin);
+
+ return &cw->borderClip;
+}
+
+static VisualPtr
+compGetWindowVisual (WindowPtr pWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ VisualID vid = wVisual (pWin);
+ int i;
+
+ for (i = 0; i < pScreen->numVisuals; i++)
+ if (pScreen->visuals[i].vid == vid)
+ return &pScreen->visuals[i];
+ return 0;
+}
+
+PictFormatPtr
+compWindowFormat (WindowPtr pWin)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+
+ return PictureMatchVisual (pScreen, pWin->drawable.depth,
+ compGetWindowVisual (pWin));
+}
+
+static void
+compWindowUpdateAutomatic (WindowPtr pWin)
+{
+ CompWindowPtr cw = GetCompWindow (pWin);
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ WindowPtr pParent = pWin->parent;
+ PixmapPtr pSrcPixmap = (*pScreen->GetWindowPixmap) (pWin);
+ PictFormatPtr pSrcFormat = compWindowFormat (pWin);
+ PictFormatPtr pDstFormat = compWindowFormat (pWin->parent);
+ int error;
+ RegionPtr pRegion = DamageRegion (cw->damage);
+ PicturePtr pSrcPicture = CreatePicture (0, &pSrcPixmap->drawable,
+ pSrcFormat,
+ 0, 0,
+ serverClient,
+ &error);
+ XID subwindowMode = IncludeInferiors;
+ PicturePtr pDstPicture = CreatePicture (0, &pParent->drawable,
+ pDstFormat,
+ CPSubwindowMode,
+ &subwindowMode,
+ serverClient,
+ &error);
+
+ /*
+ * First move the region from window to screen coordinates
+ */
+ RegionTranslate(pRegion,
+ pWin->drawable.x, pWin->drawable.y);
+
+ /*
+ * Clip against the "real" border clip
+ */
+ RegionIntersect(pRegion, pRegion, &cw->borderClip);
+
+ /*
+ * Now translate from screen to dest coordinates
+ */
+ RegionTranslate(pRegion,
+ -pParent->drawable.x, -pParent->drawable.y);
+
+ /*
+ * Clip the picture
+ */
+ SetPictureClipRegion (pDstPicture, 0, 0, pRegion);
+
+ /*
+ * And paint
+ */
+ CompositePicture (PictOpSrc,
+ pSrcPicture,
+ 0,
+ pDstPicture,
+ 0, 0, /* src_x, src_y */
+ 0, 0, /* msk_x, msk_y */
+ pSrcPixmap->screen_x - pParent->drawable.x,
+ pSrcPixmap->screen_y - pParent->drawable.y,
+ pSrcPixmap->drawable.width,
+ pSrcPixmap->drawable.height);
+ FreePicture (pSrcPicture, 0);
+ FreePicture (pDstPicture, 0);
+ /*
+ * Empty the damage region. This has the nice effect of
+ * rendering the translations above harmless
+ */
+ DamageEmpty (cw->damage);
+}
+
+static void
+compPaintWindowToParent (WindowPtr pWin)
+{
+ compPaintChildrenToWindow (pWin);
+
+ if (pWin->redirectDraw != RedirectDrawNone)
+ {
+ CompWindowPtr cw = GetCompWindow(pWin);
+
+ if (cw->damaged)
+ {
+ compWindowUpdateAutomatic (pWin);
+ cw->damaged = FALSE;
+ }
+ }
+}
+
+void
+compPaintChildrenToWindow (WindowPtr pWin)
+{
+ WindowPtr pChild;
+
+ if (!pWin->damagedDescendants)
+ return;
+
+ for (pChild = pWin->lastChild; pChild; pChild = pChild->prevSib)
+ compPaintWindowToParent (pChild);
+
+ pWin->damagedDescendants = FALSE;
+}
+
+WindowPtr
+CompositeRealChildHead (WindowPtr pWin)
+{
+ WindowPtr pChild, pChildBefore;
+ CompScreenPtr cs;
+
+ if (!pWin->parent &&
+ (screenIsSaved == SCREEN_SAVER_ON) &&
+ (HasSaverWindow (pWin->drawable.pScreen))) {
+
+ /* First child is the screen saver; see if next child is the overlay */
+ pChildBefore = pWin->firstChild;
+ pChild = pChildBefore->nextSib;
+
+ } else {
+ pChildBefore = NullWindow;
+ pChild = pWin->firstChild;
+ }
+
+ if (!pChild) {
+ return NullWindow;
+ }
+
+ cs = GetCompScreen(pWin->drawable.pScreen);
+ if (pChild == cs->pOverlayWin) {
+ return pChild;
+ } else {
+ return pChildBefore;
+ }
+}
+
+int
+compConfigNotify(WindowPtr pWin, int x, int y, int w, int h,
+ int bw, WindowPtr pSib)
+{
+ ScreenPtr pScreen = pWin->drawable.pScreen;
+ CompScreenPtr cs = GetCompScreen (pScreen);
+ Bool ret = 0;
+ WindowPtr pParent = pWin->parent;
+ int draw_x, draw_y;
+ Bool alloc_ret;
+
+ if (cs->ConfigNotify)
+ {
+ pScreen->ConfigNotify = cs->ConfigNotify;
+ ret = (*pScreen->ConfigNotify)(pWin, x, y, w, h, bw, pSib);
+ cs->ConfigNotify = pScreen->ConfigNotify;
+ pScreen->ConfigNotify = compConfigNotify;
+
+ if (ret)
+ return ret;
+ }
+
+ if (pWin->redirectDraw == RedirectDrawNone)
+ return Success;
+
+ compCheckTree (pScreen);
+
+ draw_x = pParent->drawable.x + x + bw;
+ draw_y = pParent->drawable.y + y + bw;
+ alloc_ret = compReallocPixmap (pWin, draw_x, draw_y, w, h, bw);
+
+ if (alloc_ret == FALSE)
+ return BadAlloc;
+ return Success;
+}
diff --git a/xorg-server/composite/makefile b/xorg-server/composite/makefile new file mode 100644 index 000000000..1ab95ebba --- /dev/null +++ b/xorg-server/composite/makefile @@ -0,0 +1,9 @@ +
+LIBRARY=libcomposite
+
+CSRCS = \
+ compalloc.c \
+ compext.c \
+ compinit.c \
+ compoverlay.c \
+ compwindow.c
|