943 lines
26 KiB
C
943 lines
26 KiB
C
/*
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* Copyright (c) 2006, Oracle and/or its affiliates. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Copyright © 2003 Keith Packard
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*
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* Permission to use, copy, modify, distribute, and sell this software and its
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* documentation for any purpose is hereby granted without fee, provided that
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* the above copyright notice appear in all copies and that both that
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* copyright notice and this permission notice appear in supporting
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* documentation, and that the name of Keith Packard not be used in
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* advertising or publicity pertaining to distribution of the software without
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* specific, written prior permission. Keith Packard makes no
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* representations about the suitability of this software for any purpose. It
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* is provided "as is" without express or implied warranty.
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*
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* KEITH PACKARD DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
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* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
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* EVENT SHALL KEITH PACKARD BE LIABLE FOR ANY SPECIAL, INDIRECT OR
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* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
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* DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
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* TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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* PERFORMANCE OF THIS SOFTWARE.
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*/
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#ifdef HAVE_DIX_CONFIG_H
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#include <dix-config.h>
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#endif
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#include "compint.h"
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#include "xace.h"
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#include "protocol-versions.h"
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#include "extinit.h"
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static CARD8 CompositeReqCode;
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static DevPrivateKeyRec CompositeClientPrivateKeyRec;
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#define CompositeClientPrivateKey (&CompositeClientPrivateKeyRec)
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RESTYPE CompositeClientWindowType;
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RESTYPE CompositeClientSubwindowsType;
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RESTYPE CompositeClientOverlayType;
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typedef struct _CompositeClient {
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int major_version;
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int minor_version;
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} CompositeClientRec, *CompositeClientPtr;
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#define GetCompositeClient(pClient) ((CompositeClientPtr) \
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dixLookupPrivate(&(pClient)->devPrivates, CompositeClientPrivateKey))
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static int
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FreeCompositeClientWindow(void *value, XID ccwid)
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{
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WindowPtr pWin = value;
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compFreeClientWindow(pWin, ccwid);
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return Success;
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}
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static int
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FreeCompositeClientSubwindows(void *value, XID ccwid)
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{
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WindowPtr pWin = value;
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compFreeClientSubwindows(pWin, ccwid);
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return Success;
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}
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static int
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FreeCompositeClientOverlay(void *value, XID ccwid)
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{
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CompOverlayClientPtr pOc = (CompOverlayClientPtr) value;
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compFreeOverlayClient(pOc);
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return Success;
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}
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static int
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ProcCompositeQueryVersion(ClientPtr client)
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{
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CompositeClientPtr pCompositeClient = GetCompositeClient(client);
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xCompositeQueryVersionReply rep = {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.length = 0
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};
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REQUEST(xCompositeQueryVersionReq);
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REQUEST_SIZE_MATCH(xCompositeQueryVersionReq);
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if (stuff->majorVersion < SERVER_COMPOSITE_MAJOR_VERSION) {
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rep.majorVersion = stuff->majorVersion;
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rep.minorVersion = stuff->minorVersion;
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}
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else {
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rep.majorVersion = SERVER_COMPOSITE_MAJOR_VERSION;
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rep.minorVersion = SERVER_COMPOSITE_MINOR_VERSION;
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}
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pCompositeClient->major_version = rep.majorVersion;
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pCompositeClient->minor_version = rep.minorVersion;
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if (client->swapped) {
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swaps(&rep.sequenceNumber);
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swapl(&rep.length);
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swapl(&rep.majorVersion);
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swapl(&rep.minorVersion);
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}
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WriteToClient(client, sizeof(xCompositeQueryVersionReply), &rep);
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return Success;
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}
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#define VERIFY_WINDOW(pWindow, wid, client, mode) \
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do { \
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int err; \
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err = dixLookupResourceByType((void **) &pWindow, wid, \
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RT_WINDOW, client, mode); \
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if (err != Success) { \
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client->errorValue = wid; \
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return err; \
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} \
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} while (0)
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static int
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ProcCompositeRedirectWindow(ClientPtr client)
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{
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WindowPtr pWin;
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REQUEST(xCompositeRedirectWindowReq);
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REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq);
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VERIFY_WINDOW(pWin, stuff->window, client,
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DixSetAttrAccess | DixManageAccess | DixBlendAccess);
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return compRedirectWindow(client, pWin, stuff->update);
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}
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static int
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ProcCompositeRedirectSubwindows(ClientPtr client)
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{
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WindowPtr pWin;
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REQUEST(xCompositeRedirectSubwindowsReq);
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REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq);
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VERIFY_WINDOW(pWin, stuff->window, client,
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DixSetAttrAccess | DixManageAccess | DixBlendAccess);
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return compRedirectSubwindows(client, pWin, stuff->update);
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}
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static int
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ProcCompositeUnredirectWindow(ClientPtr client)
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{
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WindowPtr pWin;
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REQUEST(xCompositeUnredirectWindowReq);
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REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq);
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VERIFY_WINDOW(pWin, stuff->window, client,
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DixSetAttrAccess | DixManageAccess | DixBlendAccess);
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return compUnredirectWindow(client, pWin, stuff->update);
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}
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static int
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ProcCompositeUnredirectSubwindows(ClientPtr client)
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{
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WindowPtr pWin;
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REQUEST(xCompositeUnredirectSubwindowsReq);
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REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq);
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VERIFY_WINDOW(pWin, stuff->window, client,
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DixSetAttrAccess | DixManageAccess | DixBlendAccess);
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return compUnredirectSubwindows(client, pWin, stuff->update);
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}
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static int
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ProcCompositeCreateRegionFromBorderClip(ClientPtr client)
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{
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WindowPtr pWin;
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CompWindowPtr cw;
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RegionPtr pBorderClip, pRegion;
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REQUEST(xCompositeCreateRegionFromBorderClipReq);
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REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq);
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VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess);
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LEGAL_NEW_RESOURCE(stuff->region, client);
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cw = GetCompWindow(pWin);
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if (cw)
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pBorderClip = &cw->borderClip;
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else
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pBorderClip = &pWin->borderClip;
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pRegion = XFixesRegionCopy(pBorderClip);
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if (!pRegion)
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return BadAlloc;
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RegionTranslate(pRegion, -pWin->drawable.x, -pWin->drawable.y);
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if (!AddResource(stuff->region, RegionResType, (void *) pRegion))
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return BadAlloc;
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return Success;
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}
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static int
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ProcCompositeNameWindowPixmap(ClientPtr client)
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{
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WindowPtr pWin;
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CompWindowPtr cw;
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PixmapPtr pPixmap;
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ScreenPtr pScreen;
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int rc;
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REQUEST(xCompositeNameWindowPixmapReq);
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REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq);
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VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess);
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pScreen = pWin->drawable.pScreen;
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if (!pWin->viewable)
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return BadMatch;
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LEGAL_NEW_RESOURCE(stuff->pixmap, client);
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cw = GetCompWindow(pWin);
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if (!cw)
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return BadMatch;
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pPixmap = (*pScreen->GetWindowPixmap) (pWin);
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if (!pPixmap)
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return BadMatch;
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/* security creation/labeling check */
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rc = XaceHook(XACE_RESOURCE_ACCESS, client, stuff->pixmap, RT_PIXMAP,
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pPixmap, RT_WINDOW, pWin, DixCreateAccess);
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if (rc != Success)
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return rc;
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++pPixmap->refcnt;
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if (!AddResource(stuff->pixmap, RT_PIXMAP, (void *) pPixmap))
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return BadAlloc;
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if (pScreen->NameWindowPixmap) {
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rc = pScreen->NameWindowPixmap(pWin, pPixmap, stuff->pixmap);
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if (rc != Success) {
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FreeResource(stuff->pixmap, RT_NONE);
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return rc;
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}
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}
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return Success;
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}
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static int
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ProcCompositeGetOverlayWindow(ClientPtr client)
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{
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REQUEST(xCompositeGetOverlayWindowReq);
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xCompositeGetOverlayWindowReply rep;
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WindowPtr pWin;
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ScreenPtr pScreen;
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CompScreenPtr cs;
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CompOverlayClientPtr pOc;
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int rc;
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REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq);
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VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess);
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pScreen = pWin->drawable.pScreen;
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/*
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* Create an OverlayClient structure to mark this client's
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* interest in the overlay window
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*/
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pOc = compCreateOverlayClient(pScreen, client);
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if (pOc == NULL)
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return BadAlloc;
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/*
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* Make sure the overlay window exists
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*/
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cs = GetCompScreen(pScreen);
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if (cs->pOverlayWin == NULL)
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if (!compCreateOverlayWindow(pScreen)) {
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FreeResource(pOc->resource, RT_NONE);
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return BadAlloc;
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}
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rc = XaceHook(XACE_RESOURCE_ACCESS, client, cs->pOverlayWin->drawable.id,
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RT_WINDOW, cs->pOverlayWin, RT_NONE, NULL, DixGetAttrAccess);
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if (rc != Success) {
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FreeResource(pOc->resource, RT_NONE);
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return rc;
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}
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rep = (xCompositeGetOverlayWindowReply) {
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.type = X_Reply,
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.sequenceNumber = client->sequence,
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.length = 0,
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.overlayWin = cs->pOverlayWin->drawable.id
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};
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if (client->swapped) {
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swaps(&rep.sequenceNumber);
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swapl(&rep.length);
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swapl(&rep.overlayWin);
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}
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WriteToClient(client, sz_xCompositeGetOverlayWindowReply, &rep);
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return Success;
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}
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static int
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ProcCompositeReleaseOverlayWindow(ClientPtr client)
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{
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REQUEST(xCompositeReleaseOverlayWindowReq);
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WindowPtr pWin;
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CompOverlayClientPtr pOc;
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REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq);
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VERIFY_WINDOW(pWin, stuff->window, client, DixGetAttrAccess);
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/*
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* Has client queried a reference to the overlay window
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* on this screen? If not, generate an error.
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*/
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pOc = compFindOverlayClient(pWin->drawable.pScreen, client);
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if (pOc == NULL)
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return BadMatch;
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/* The delete function will free the client structure */
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FreeResource(pOc->resource, RT_NONE);
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return Success;
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}
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static int (*ProcCompositeVector[CompositeNumberRequests]) (ClientPtr) = {
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ProcCompositeQueryVersion,
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ProcCompositeRedirectWindow,
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ProcCompositeRedirectSubwindows,
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ProcCompositeUnredirectWindow,
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ProcCompositeUnredirectSubwindows,
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ProcCompositeCreateRegionFromBorderClip,
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ProcCompositeNameWindowPixmap,
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ProcCompositeGetOverlayWindow, ProcCompositeReleaseOverlayWindow,};
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static int
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ProcCompositeDispatch(ClientPtr client)
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{
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REQUEST(xReq);
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if (stuff->data < CompositeNumberRequests)
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return (*ProcCompositeVector[stuff->data]) (client);
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else
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return BadRequest;
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}
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static int _X_COLD
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SProcCompositeQueryVersion(ClientPtr client)
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{
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REQUEST(xCompositeQueryVersionReq);
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swaps(&stuff->length);
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REQUEST_SIZE_MATCH(xCompositeQueryVersionReq);
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swapl(&stuff->majorVersion);
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swapl(&stuff->minorVersion);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int _X_COLD
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SProcCompositeRedirectWindow(ClientPtr client)
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{
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REQUEST(xCompositeRedirectWindowReq);
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swaps(&stuff->length);
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REQUEST_SIZE_MATCH(xCompositeRedirectWindowReq);
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swapl(&stuff->window);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int _X_COLD
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SProcCompositeRedirectSubwindows(ClientPtr client)
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{
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REQUEST(xCompositeRedirectSubwindowsReq);
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swaps(&stuff->length);
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REQUEST_SIZE_MATCH(xCompositeRedirectSubwindowsReq);
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swapl(&stuff->window);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int _X_COLD
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SProcCompositeUnredirectWindow(ClientPtr client)
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{
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REQUEST(xCompositeUnredirectWindowReq);
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swaps(&stuff->length);
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REQUEST_SIZE_MATCH(xCompositeUnredirectWindowReq);
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swapl(&stuff->window);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int _X_COLD
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SProcCompositeUnredirectSubwindows(ClientPtr client)
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{
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REQUEST(xCompositeUnredirectSubwindowsReq);
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swaps(&stuff->length);
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REQUEST_SIZE_MATCH(xCompositeUnredirectSubwindowsReq);
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swapl(&stuff->window);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int _X_COLD
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SProcCompositeCreateRegionFromBorderClip(ClientPtr client)
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{
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REQUEST(xCompositeCreateRegionFromBorderClipReq);
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swaps(&stuff->length);
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REQUEST_SIZE_MATCH(xCompositeCreateRegionFromBorderClipReq);
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swapl(&stuff->region);
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swapl(&stuff->window);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int _X_COLD
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SProcCompositeNameWindowPixmap(ClientPtr client)
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{
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REQUEST(xCompositeNameWindowPixmapReq);
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swaps(&stuff->length);
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REQUEST_SIZE_MATCH(xCompositeNameWindowPixmapReq);
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swapl(&stuff->window);
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swapl(&stuff->pixmap);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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static int _X_COLD
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SProcCompositeGetOverlayWindow(ClientPtr client)
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{
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REQUEST(xCompositeGetOverlayWindowReq);
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swaps(&stuff->length);
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REQUEST_SIZE_MATCH(xCompositeGetOverlayWindowReq);
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swapl(&stuff->window);
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
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}
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|
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static int _X_COLD
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SProcCompositeReleaseOverlayWindow(ClientPtr client)
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{
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REQUEST(xCompositeReleaseOverlayWindowReq);
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swaps(&stuff->length);
|
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REQUEST_SIZE_MATCH(xCompositeReleaseOverlayWindowReq);
|
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swapl(&stuff->window);
|
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return (*ProcCompositeVector[stuff->compositeReqType]) (client);
|
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}
|
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|
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static int
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(*SProcCompositeVector[CompositeNumberRequests]) (ClientPtr) = {
|
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SProcCompositeQueryVersion,
|
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SProcCompositeRedirectWindow,
|
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SProcCompositeRedirectSubwindows,
|
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SProcCompositeUnredirectWindow,
|
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SProcCompositeUnredirectSubwindows,
|
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SProcCompositeCreateRegionFromBorderClip,
|
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SProcCompositeNameWindowPixmap,
|
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SProcCompositeGetOverlayWindow,
|
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SProcCompositeReleaseOverlayWindow,
|
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};
|
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|
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static int _X_COLD
|
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SProcCompositeDispatch(ClientPtr client)
|
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{
|
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REQUEST(xReq);
|
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|
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if (stuff->data < CompositeNumberRequests)
|
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return (*SProcCompositeVector[stuff->data]) (client);
|
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else
|
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return BadRequest;
|
|
}
|
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|
|
/** @see GetDefaultBytes */
|
|
static SizeType coreGetWindowBytes;
|
|
|
|
static void
|
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GetCompositeWindowBytes(void *value, XID id, ResourceSizePtr size)
|
|
{
|
|
WindowPtr window = value;
|
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|
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/* call down */
|
|
coreGetWindowBytes(value, id, size);
|
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|
|
/* account for redirection */
|
|
if (window->redirectDraw != RedirectDrawNone)
|
|
{
|
|
SizeType pixmapSizeFunc = GetResourceTypeSizeFunc(RT_PIXMAP);
|
|
ResourceSizeRec pixmapSize = { 0, 0 };
|
|
ScreenPtr screen = window->drawable.pScreen;
|
|
PixmapPtr pixmap = screen->GetWindowPixmap(window);
|
|
pixmapSizeFunc(pixmap, pixmap->drawable.id, &pixmapSize);
|
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size->pixmapRefSize += pixmapSize.pixmapRefSize;
|
|
}
|
|
}
|
|
|
|
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;
|
|
|
|
coreGetWindowBytes = GetResourceTypeSizeFunc(RT_WINDOW);
|
|
SetResourceTypeSizeFunc(RT_WINDOW, GetCompositeWindowBytes);
|
|
|
|
CompositeClientSubwindowsType = CreateNewResourceType
|
|
(FreeCompositeClientSubwindows, "CompositeClientSubwindows");
|
|
if (!CompositeClientSubwindowsType)
|
|
return;
|
|
|
|
CompositeClientOverlayType = CreateNewResourceType
|
|
(FreeCompositeClientOverlay, "CompositeClientOverlay");
|
|
if (!CompositeClientOverlayType)
|
|
return;
|
|
|
|
if (!dixRegisterPrivateKey(&CompositeClientPrivateKeyRec, PRIVATE_CLIENT,
|
|
sizeof(CompositeClientRec)))
|
|
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;
|
|
|
|
/* 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, (void *) pPixmap))
|
|
return BadAlloc;
|
|
|
|
++pPixmap->refcnt;
|
|
}
|
|
|
|
if (!AddResource(stuff->pixmap, XRT_PIXMAP, (void *) 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((void **) &pWin, win->info[i].id,
|
|
RT_WINDOW, client, DixGetAttrAccess);
|
|
if (rc != Success) {
|
|
client->errorValue = stuff->window;
|
|
free(overlayWin);
|
|
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) {
|
|
free(overlayWin);
|
|
return BadAlloc;
|
|
}
|
|
|
|
/*
|
|
* Make sure the overlay window exists
|
|
*/
|
|
cs = GetCompScreen(pScreen);
|
|
if (cs->pOverlayWin == NULL)
|
|
if (!compCreateOverlayWindow(pScreen)) {
|
|
FreeResource(pOc->resource, RT_NONE);
|
|
free(overlayWin);
|
|
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);
|
|
free(overlayWin);
|
|
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 = (xCompositeGetOverlayWindowReply) {
|
|
.type = X_Reply,
|
|
.sequenceNumber = client->sequence,
|
|
.length = 0,
|
|
.overlayWin = cs->pOverlayWin->drawable.id
|
|
};
|
|
|
|
if (client->swapped) {
|
|
swaps(&rep.sequenceNumber);
|
|
swapl(&rep.length);
|
|
swapl(&rep.overlayWin);
|
|
}
|
|
WriteToClient(client, sz_xCompositeGetOverlayWindowReply, &rep);
|
|
|
|
return Success;
|
|
}
|
|
|
|
static int
|
|
PanoramiXCompositeReleaseOverlayWindow(ClientPtr client)
|
|
{
|
|
REQUEST(xCompositeReleaseOverlayWindowReq);
|
|
WindowPtr pWin;
|
|
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;
|
|
}
|
|
|
|
/*
|
|
* 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
|