3633 lines
98 KiB
C
3633 lines
98 KiB
C
/* $XFree86: xc/programs/Xserver/GL/glx/glxcmds.c,v 1.8 2001/05/02 15:06:05 dawes Exp $ */
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/*
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** License Applicability. Except to the extent portions of this file are
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** made subject to an alternative license as permitted in the SGI Free
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** Software License B, Version 1.1 (the "License"), the contents of this
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** file are subject only to the provisions of the License. You may not use
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** this file except in compliance with the License. You may obtain a copy
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** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600
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** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:
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**
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** http://oss.sgi.com/projects/FreeB
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**
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** Note that, as provided in the License, the Software is distributed on an
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** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS
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** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND
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** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A
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** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.
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**
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** Original Code. The Original Code is: OpenGL Sample Implementation,
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** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,
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** Inc. The Original Code is Copyright (c) 1991-2000 Silicon Graphics, Inc.
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** Copyright in any portions created by third parties is as indicated
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** elsewhere herein. All Rights Reserved.
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**
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** Additional Notice Provisions: The application programming interfaces
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** established by SGI in conjunction with the Original Code are The
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** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
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** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
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** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
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** Window System(R) (Version 1.3), released October 19, 1998. This software
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** was created using the OpenGL(R) version 1.2.1 Sample Implementation
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** published by SGI, but has not been independently verified as being
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** compliant with the OpenGL(R) version 1.2.1 Specification.
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**
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*/
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#include "dmx.h"
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#include "dmxwindow.h"
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#include "dmxpixmap.h"
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#include "dmxfont.h"
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#include "dmxsync.h"
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#undef Xmalloc
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#undef Xcalloc
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#undef Xrealloc
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#undef Xfree
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#define NEED_REPLIES
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#define FONT_PCF
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#include "glxserver.h"
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#include <GL/glxtokens.h>
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#include "g_disptab.h"
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#include <pixmapstr.h>
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#include <windowstr.h>
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#include "glxutil.h"
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#include "glxext.h"
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#include "unpack.h"
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#include "GL/glx_ansic.h"
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#include "GL/glxproto.h"
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#include "glxvendor.h"
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#include "glxvisuals.h"
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#include "glxswap.h"
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#ifdef PANORAMIX
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#include "panoramiXsrv.h"
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extern XID *PanoramiXVisualTable;
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#endif
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extern __GLXFBConfig **__glXFBConfigs;
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extern int __glXNumFBConfigs;
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extern __GLXFBConfig *glxLookupFBConfig( GLXFBConfigID id );
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extern __GLXFBConfig *glxLookupFBConfigByVID( VisualID vid );
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extern __GLXFBConfig *glxLookupBackEndFBConfig( GLXFBConfigID id, int screen );
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extern int glxIsExtensionSupported( char *ext );
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extern int __glXGetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc);
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#define BE_TO_CLIENT_ERROR(x) \
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( (x) >= __glXerrorBase ? \
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(x) - dmxScreen->glxErrorBase + __glXerrorBase \
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: (x) )
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Display *GetBackEndDisplay( __GLXclientState *cl, int s )
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{
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if (! cl->be_displays[s] ) {
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cl->be_displays[s] = XOpenDisplay( DisplayString(dmxScreens[s].beDisplay) );
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}
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return( cl->be_displays[s] );
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}
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/*
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** Create a GL context with the given properties.
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*/
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static int CreateContext(__GLXclientState *cl,
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GLXContextID gcId,
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VisualID vid, GLXFBConfigID fbconfigId,
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int screen,
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GLXContextID shareList,
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int isDirect )
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{
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ClientPtr client = cl->client;
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xGLXCreateContextReq *be_req;
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xGLXCreateNewContextReq *be_new_req;
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VisualPtr pVisual;
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ScreenPtr pScreen;
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__GLXcontext *glxc, *shareglxc;
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__GLXvisualConfig *pGlxVisual;
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__GLXscreenInfo *pGlxScreen;
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VisualID visual = vid;
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GLint i;
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int from_screen = screen;
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int to_screen = screen;
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DMXScreenInfo *dmxScreen;
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VisualID be_vid;
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GLXFBConfigID be_fbconfigId;
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int num_be_screens;
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Display *dpy;
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/*
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** Check if screen exists.
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*/
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if (screen >= screenInfo.numScreens) {
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client->errorValue = screen;
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return BadValue;
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}
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#ifdef PANORAMIX
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if (!noPanoramiXExtension) {
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from_screen = 0;
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to_screen = screenInfo.numScreens - 1;
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}
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#endif
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/*
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** Find the display list space that we want to share.
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**
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*/
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if (shareList == None) {
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shareglxc = NULL;
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} else {
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shareglxc = (__GLXcontext *) LookupIDByType(shareList, __glXContextRes);
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if (!shareglxc) {
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client->errorValue = shareList;
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return __glXBadContext;
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}
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}
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/*
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** Allocate memory for the new context
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*/
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glxc = (__GLXcontext *) __glXMalloc(sizeof(__GLXcontext));
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if (!glxc) {
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return BadAlloc;
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}
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__glXMemset(glxc, 0, sizeof(__GLXcontext));
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pScreen = screenInfo.screens[screen];
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pGlxScreen = &__glXActiveScreens[screen];
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if (fbconfigId != None) {
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glxc->pFBConfig = glxLookupFBConfig( fbconfigId );
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if (!glxc->pFBConfig) {
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client->errorValue = fbconfigId;
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__glXFree( glxc );
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return BadValue;
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}
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visual = glxc->pFBConfig->associatedVisualId;
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}
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else {
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glxc->pFBConfig = NULL;
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}
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if (visual != None) {
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/*
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** Check if the visual ID is valid for this screen.
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*/
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pVisual = pScreen->visuals;
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for (i = 0; i < pScreen->numVisuals; i++, pVisual++) {
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if (pVisual->vid == visual) {
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break;
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}
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}
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if (i == pScreen->numVisuals) {
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client->errorValue = visual;
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__glXFree( glxc );
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return BadValue;
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}
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pGlxVisual = pGlxScreen->pGlxVisual;
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for (i = 0; i < pGlxScreen->numVisuals; i++, pGlxVisual++) {
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if (pGlxVisual->vid == visual) {
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break;
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}
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}
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if (i == pGlxScreen->numVisuals) {
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/*
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** Visual not support on this screen by this OpenGL implementation.
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*/
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client->errorValue = visual;
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__glXFree( glxc );
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return BadValue;
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}
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if ( glxc->pFBConfig == NULL ) {
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glxc->pFBConfig = glxLookupFBConfigByVID( visual );
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if ( glxc->pFBConfig == NULL ) {
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/*
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* visual does not have an FBConfig ???
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client->errorValue = visual;
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__glXFree( glxc );
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return BadValue;
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*/
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}
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}
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}
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else {
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pVisual = NULL;
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pGlxVisual = NULL;
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}
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glxc->pScreen = pScreen;
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glxc->pGlxScreen = pGlxScreen;
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glxc->pVisual = pVisual;
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glxc->pGlxVisual = pGlxVisual;
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/*
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* allocate memory for back-end servers info
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*/
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num_be_screens = to_screen - from_screen + 1;
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glxc->real_ids = (XID *)__glXMalloc(sizeof(XID) * num_be_screens);
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if (!glxc->real_ids) {
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return BadAlloc;
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}
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glxc->real_vids = (XID *)__glXMalloc(sizeof(XID) * num_be_screens);
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if (!glxc->real_vids) {
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return BadAlloc;
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}
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for (screen = from_screen; screen <= to_screen; screen++) {
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int sent = 0;
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pScreen = screenInfo.screens[screen];
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pGlxScreen = &__glXActiveScreens[screen];
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dmxScreen = &dmxScreens[screen];
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if (glxc->pFBConfig) {
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__GLXFBConfig *beFBConfig = glxLookupBackEndFBConfig( glxc->pFBConfig->id,
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screen );
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be_fbconfigId = beFBConfig->id;
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}
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if (pGlxVisual) {
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be_vid = glxMatchGLXVisualInConfigList( pGlxVisual,
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dmxScreen->glxVisuals,
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dmxScreen->numGlxVisuals );
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if (!be_vid) {
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/* visual is not supported on the back-end server */
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__glXFree( glxc->real_ids );
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__glXFree( glxc->real_vids );
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__glXFree( glxc );
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return BadValue;
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}
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}
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glxc->real_ids[screen-from_screen] = XAllocID(GetBackEndDisplay(cl,screen));
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/* send the create context request to the back-end server */
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dpy = GetBackEndDisplay(cl,screen);
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if (glxc->pFBConfig) {
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/*Since for a certain visual both RGB and COLOR INDEX
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*can be on then the only parmeter to choose the renderType
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* should be the class of the colormap since all 4 first
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* classes does not support RGB mode only COLOR INDEX ,
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* and so TrueColor and DirectColor does not support COLOR INDEX*/
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int renderType = glxc->pFBConfig->renderType;
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if ( pVisual ) {
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switch ( pVisual->class ){
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case PseudoColor:
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case StaticColor:
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case GrayScale:
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case StaticGray:
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renderType = GLX_COLOR_INDEX_TYPE;
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break;
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case TrueColor:
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case DirectColor:
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default:
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renderType = GLX_RGBA_TYPE;
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break;
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}
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}
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if ( __GLX_IS_VERSION_SUPPORTED(1,3) ) {
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LockDisplay(dpy);
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GetReq(GLXCreateNewContext,be_new_req);
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be_new_req->reqType = dmxScreen->glxMajorOpcode;
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be_new_req->glxCode = X_GLXCreateNewContext;
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be_new_req->context = (unsigned int)glxc->real_ids[screen-from_screen];
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be_new_req->fbconfig = (unsigned int)be_fbconfigId;
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be_new_req->screen = DefaultScreen(dpy);
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be_new_req->renderType = renderType;
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be_new_req->shareList = (shareglxc ? shareglxc->real_ids[screen-from_screen] : 0);
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be_new_req->isDirect = 0;
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UnlockDisplay(dpy);
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glxc->real_vids[screen-from_screen] = be_fbconfigId;
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sent = 1;
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}
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else if (glxIsExtensionSupported("GLX_SGIX_fbconfig")) {
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xGLXCreateContextWithConfigSGIXReq *ext_req;
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xGLXVendorPrivateReq *vpreq;
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LockDisplay(dpy);
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GetReqExtra(GLXVendorPrivate,
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sz_xGLXCreateContextWithConfigSGIXReq - sz_xGLXVendorPrivateReq,
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vpreq);
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ext_req = (xGLXCreateContextWithConfigSGIXReq *)vpreq;
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ext_req->reqType = dmxScreen->glxMajorOpcode;
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ext_req->glxCode = X_GLXVendorPrivate;
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ext_req->vendorCode = X_GLXvop_CreateContextWithConfigSGIX;
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ext_req->context = (unsigned int)glxc->real_ids[screen-from_screen];
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ext_req->fbconfig = (unsigned int)be_fbconfigId;
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ext_req->screen = DefaultScreen(dpy);
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ext_req->renderType = renderType;
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ext_req->shareList = (shareglxc ? shareglxc->real_ids[screen-from_screen] : 0);
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ext_req->isDirect = 0;
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UnlockDisplay(dpy);
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glxc->real_vids[screen-from_screen] = be_fbconfigId;
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sent = 1;
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}
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}
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if (!sent) {
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LockDisplay(dpy);
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GetReq(GLXCreateContext,be_req);
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be_req->reqType = dmxScreen->glxMajorOpcode;
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be_req->glxCode = X_GLXCreateContext;
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be_req->context = (unsigned int)glxc->real_ids[screen-from_screen];
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be_req->visual = (unsigned int)be_vid;
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be_req->screen = DefaultScreen(dpy);
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be_req->shareList = (shareglxc ? shareglxc->real_ids[screen-from_screen] : 0);
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be_req->isDirect = 0;
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UnlockDisplay(dpy);
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glxc->real_vids[screen-from_screen] = be_vid;
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}
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SyncHandle();
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}
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/*
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** Register this context as a resource.
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*/
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if (!AddResource(gcId, __glXContextRes, (pointer)glxc)) {
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__glXFree( glxc->real_ids );
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__glXFree( glxc->real_vids );
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__glXFree( glxc );
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client->errorValue = gcId;
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return BadAlloc;
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}
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/*
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** Finally, now that everything is working, setup the rest of the
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** context.
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*/
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glxc->id = gcId;
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glxc->share_id = shareList;
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glxc->idExists = GL_TRUE;
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glxc->isCurrent = GL_FALSE;
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return Success;
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}
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int __glXCreateContext(__GLXclientState *cl, GLbyte *pc)
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{
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xGLXCreateContextReq *req = (xGLXCreateContextReq *) pc;
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return( CreateContext(cl, req->context,req->visual, None,
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req->screen, req->shareList, req->isDirect) );
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}
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int __glXCreateNewContext(__GLXclientState *cl, GLbyte *pc)
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{
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xGLXCreateNewContextReq *req = (xGLXCreateNewContextReq *) pc;
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return( CreateContext(cl, req->context,None, req->fbconfig,
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req->screen, req->shareList, req->isDirect) );
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}
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int __glXCreateContextWithConfigSGIX(__GLXclientState *cl, GLbyte *pc)
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{
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xGLXCreateContextWithConfigSGIXReq *req = (xGLXCreateContextWithConfigSGIXReq *) pc;
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return( CreateContext(cl, req->context, None, req->fbconfig,
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req->screen, req->shareList, req->isDirect) );
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}
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int __glXQueryMaxSwapBarriersSGIX(__GLXclientState *cl, GLbyte *pc)
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{
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ClientPtr client = cl->client;
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xGLXQueryMaxSwapBarriersSGIXReq *req =
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(xGLXQueryMaxSwapBarriersSGIXReq *)pc;
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xGLXQueryMaxSwapBarriersSGIXReply reply;
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reply.type = X_Reply;
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reply.sequenceNumber = client->sequence;
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reply.length = 0;
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reply.max = QueryMaxSwapBarriersSGIX(req->screen);
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if (client->swapped) {
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__glXSwapQueryMaxSwapBarriersSGIXReply(client, &reply);
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} else {
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WriteToClient(client, sz_xGLXQueryMaxSwapBarriersSGIXReply,
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(char *)&reply);
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}
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return Success;
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}
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int __glXBindSwapBarrierSGIX(__GLXclientState *cl, GLbyte *pc)
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{
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ClientPtr client = cl->client;
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xGLXBindSwapBarrierSGIXReq *req = (xGLXBindSwapBarrierSGIXReq *)pc;
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DrawablePtr pDraw;
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__GLXpixmap *pGlxPixmap = NULL;
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__glXWindow *pGlxWindow = NULL;
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pDraw = (DrawablePtr) LookupDrawable(req->drawable, client);
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if (!pDraw) {
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pGlxPixmap = (__GLXpixmap *) LookupIDByType(req->drawable,
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__glXPixmapRes);
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if (pGlxPixmap) pDraw = pGlxPixmap->pDraw;
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}
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if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
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pGlxWindow = (__glXWindow *) LookupIDByType(req->drawable,
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__glXWindowRes);
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if (pGlxWindow) pDraw = pGlxWindow->pDraw;
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}
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if (!pDraw) {
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client->errorValue = req->drawable;
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return __glXBadDrawable;
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}
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return BindSwapBarrierSGIX(pDraw, req->barrier);
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}
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int __glXJoinSwapGroupSGIX(__GLXclientState *cl, GLbyte *pc)
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{
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ClientPtr client = cl->client;
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xGLXJoinSwapGroupSGIXReq *req = (xGLXJoinSwapGroupSGIXReq *)pc;
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DrawablePtr pDraw, pMember = NULL;
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__GLXpixmap *pGlxPixmap = NULL;
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__glXWindow *pGlxWindow = NULL;
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pDraw = (DrawablePtr) LookupDrawable(req->drawable, client);
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if (!pDraw) {
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pGlxPixmap = (__GLXpixmap *) LookupIDByType(req->drawable,
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__glXPixmapRes);
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if (pGlxPixmap) pDraw = pGlxPixmap->pDraw;
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}
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if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
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pGlxWindow = (__glXWindow *) LookupIDByType(req->drawable,
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__glXWindowRes);
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if (pGlxWindow) pDraw = pGlxWindow->pDraw;
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}
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if (!pDraw) {
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client->errorValue = req->drawable;
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return __glXBadDrawable;
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}
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if (req->member != None) {
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pMember = (DrawablePtr) LookupDrawable(req->member, client);
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if (!pMember) {
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pGlxPixmap = (__GLXpixmap *) LookupIDByType(req->member,
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__glXPixmapRes);
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if (pGlxPixmap) pMember = pGlxPixmap->pDraw;
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}
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if (!pMember && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
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pGlxWindow = (__glXWindow *) LookupIDByType(req->member,
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__glXWindowRes);
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if (pGlxWindow) pMember = pGlxWindow->pDraw;
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}
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if (!pMember) {
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client->errorValue = req->member;
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return __glXBadDrawable;
|
|
}
|
|
}
|
|
|
|
return JoinSwapGroupSGIX(pDraw, pMember);
|
|
}
|
|
|
|
|
|
/*
|
|
** Destroy a GL context as an X resource.
|
|
*/
|
|
int __glXDestroyContext(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXDestroyContextReq *req = (xGLXDestroyContextReq *) pc;
|
|
xGLXDestroyContextReq *be_req;
|
|
GLXContextID gcId = req->context;
|
|
__GLXcontext *glxc;
|
|
int from_screen = 0;
|
|
int to_screen = 0;
|
|
int s;
|
|
|
|
glxc = (__GLXcontext *) LookupIDByType(gcId, __glXContextRes);
|
|
if (glxc) {
|
|
/*
|
|
** Just free the resource; don't actually destroy the context,
|
|
** because it might be in use. The
|
|
** destroy method will be called by the resource destruction routine
|
|
** if necessary.
|
|
*/
|
|
FreeResourceByType(gcId, __glXContextRes, FALSE);
|
|
|
|
from_screen = to_screen = glxc->pScreen->myNum;
|
|
|
|
} else {
|
|
client->errorValue = gcId;
|
|
return __glXBadContext;
|
|
}
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
* send DestroyContext request to all back-end servers
|
|
*/
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
|
|
LockDisplay(dpy);
|
|
GetReq(GLXDestroyContext,be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXDestroyContext;
|
|
be_req->context = glxc->real_ids[s-from_screen];
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
|
|
/*
|
|
** For each client, the server keeps a table of all the contexts that are
|
|
** current for that client (each thread of a client may have its own current
|
|
** context). These routines add, change, and lookup contexts in the table.
|
|
*/
|
|
|
|
/*
|
|
** Add a current context, and return the tag that will be used to refer to it.
|
|
*/
|
|
static int AddCurrentContext(__GLXclientState *cl, __GLXcontext *glxc, DrawablePtr pDraw)
|
|
{
|
|
int i;
|
|
int num = cl->numCurrentContexts;
|
|
__GLXcontext **table = cl->currentContexts;
|
|
|
|
if (!glxc) return -1;
|
|
|
|
/*
|
|
** Try to find an empty slot and use it.
|
|
*/
|
|
for (i=0; i < num; i++) {
|
|
if (!table[i]) {
|
|
table[i] = glxc;
|
|
return i+1;
|
|
}
|
|
}
|
|
/*
|
|
** Didn't find a free slot, so we'll have to grow the table.
|
|
*/
|
|
if (!num) {
|
|
table = (__GLXcontext **) __glXMalloc(sizeof(__GLXcontext *));
|
|
cl->currentDrawables = (DrawablePtr *) __glXMalloc(sizeof(DrawablePtr));
|
|
cl->be_currentCTag = (GLXContextTag *) __glXMalloc(screenInfo.numScreens *sizeof(GLXContextTag));
|
|
} else {
|
|
table = (__GLXcontext **) __glXRealloc(table,
|
|
(num+1)*sizeof(__GLXcontext *));
|
|
cl->currentDrawables = (DrawablePtr *) __glXRealloc(
|
|
cl->currentDrawables ,
|
|
(num+1)*sizeof(DrawablePtr));
|
|
cl->be_currentCTag = (GLXContextTag *) __glXRealloc(cl->be_currentCTag,
|
|
(num+1)*screenInfo.numScreens*sizeof(GLXContextTag));
|
|
}
|
|
table[num] = glxc;
|
|
cl->currentDrawables[num] = pDraw;
|
|
cl->currentContexts = table;
|
|
cl->numCurrentContexts++;
|
|
|
|
__glXMemset(cl->be_currentCTag + num*screenInfo.numScreens, 0,
|
|
screenInfo.numScreens * sizeof(Display *));
|
|
|
|
return num+1;
|
|
}
|
|
|
|
/*
|
|
** Given a tag, change the current context for the corresponding entry.
|
|
*/
|
|
static void ChangeCurrentContext(__GLXclientState *cl, __GLXcontext *glxc,
|
|
GLXContextTag tag)
|
|
{
|
|
__GLXcontext **table = cl->currentContexts;
|
|
table[tag-1] = glxc;
|
|
}
|
|
|
|
/*
|
|
** Given a tag, and back-end screen number, retrives the current back-end
|
|
** tag.
|
|
*/
|
|
int GetCurrentBackEndTag(__GLXclientState *cl, GLXContextTag tag, int s)
|
|
{
|
|
if (tag >0) {
|
|
return( cl->be_currentCTag[ (tag-1)*screenInfo.numScreens + s ] );
|
|
}
|
|
else {
|
|
return( 0 );
|
|
}
|
|
}
|
|
|
|
/*
|
|
** Given a tag, and back-end screen number, sets the current back-end
|
|
** tag.
|
|
*/
|
|
static void SetCurrentBackEndTag(__GLXclientState *cl, GLXContextTag tag, int s, GLXContextTag be_tag)
|
|
{
|
|
if (tag >0) {
|
|
cl->be_currentCTag[ (tag-1)*screenInfo.numScreens + s ] = be_tag;
|
|
}
|
|
}
|
|
|
|
/*
|
|
** For this implementation we have chosen to simply use the index of the
|
|
** context's entry in the table as the context tag. A tag must be greater
|
|
** than 0.
|
|
*/
|
|
__GLXcontext *__glXLookupContextByTag(__GLXclientState *cl, GLXContextTag tag)
|
|
{
|
|
int num = cl->numCurrentContexts;
|
|
|
|
if (tag < 1 || tag > num) {
|
|
return 0;
|
|
} else {
|
|
return cl->currentContexts[tag-1];
|
|
}
|
|
}
|
|
|
|
DrawablePtr __glXLookupDrawableByTag(__GLXclientState *cl, GLXContextTag tag)
|
|
{
|
|
int num = cl->numCurrentContexts;
|
|
|
|
if (tag < 1 || tag > num) {
|
|
return 0;
|
|
} else {
|
|
return cl->currentDrawables[tag-1];
|
|
}
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
|
|
static void StopUsingContext(__GLXcontext *glxc)
|
|
{
|
|
if (glxc) {
|
|
if (glxc == __glXLastContext) {
|
|
/* Tell server GL library */
|
|
__glXLastContext = 0;
|
|
}
|
|
glxc->isCurrent = GL_FALSE;
|
|
if (!glxc->idExists) {
|
|
__glXFreeContext(glxc);
|
|
}
|
|
}
|
|
}
|
|
|
|
static void StartUsingContext(__GLXclientState *cl, __GLXcontext *glxc)
|
|
{
|
|
glxc->isCurrent = GL_TRUE;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
/*
|
|
** Make an OpenGL context and drawable current.
|
|
*/
|
|
static int MakeCurrent(__GLXclientState *cl,
|
|
GLXDrawable drawable,
|
|
GLXDrawable readdrawable,
|
|
GLXContextID context,
|
|
GLXContextTag oldContextTag)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
DrawablePtr pDraw = NULL;
|
|
DrawablePtr pReadDraw = NULL;
|
|
xGLXMakeCurrentReadSGIReply new_reply;
|
|
xGLXMakeCurrentReq *be_req;
|
|
xGLXMakeCurrentReply be_reply;
|
|
xGLXMakeContextCurrentReq *be_new_req;
|
|
xGLXMakeContextCurrentReply be_new_reply;
|
|
GLXDrawable drawId = drawable;
|
|
GLXDrawable readId = readdrawable;
|
|
GLXContextID contextId = context;
|
|
__GLXpixmap *pGlxPixmap = 0;
|
|
__GLXpixmap *pReadGlxPixmap = 0;
|
|
__GLXcontext *glxc, *prevglxc;
|
|
GLXContextTag tag = oldContextTag;
|
|
WindowPtr pWin = NULL;
|
|
WindowPtr pReadWin = NULL;
|
|
__glXWindow *pGlxWindow = NULL;
|
|
__glXWindow *pGlxReadWindow = NULL;
|
|
__glXPbuffer *pGlxPbuffer = NULL;
|
|
__glXPbuffer *pGlxReadPbuffer = NULL;
|
|
#ifdef PANORAMIX
|
|
PanoramiXRes *pXinDraw = NULL;
|
|
PanoramiXRes *pXinReadDraw = NULL;
|
|
#endif
|
|
int from_screen = 0;
|
|
int to_screen = 0;
|
|
int s;
|
|
|
|
/*
|
|
** If one is None and the other isn't, it's a bad match.
|
|
*/
|
|
if ((drawId == None && contextId != None) ||
|
|
(drawId != None && contextId == None)) {
|
|
return BadMatch;
|
|
}
|
|
|
|
/*
|
|
** Lookup old context. If we have one, it must be in a usable state.
|
|
*/
|
|
if (tag != 0) {
|
|
prevglxc = __glXLookupContextByTag(cl, tag);
|
|
if (!prevglxc) {
|
|
/*
|
|
** Tag for previous context is invalid.
|
|
*/
|
|
return __glXBadContextTag;
|
|
}
|
|
} else {
|
|
prevglxc = 0;
|
|
}
|
|
|
|
/*
|
|
** Lookup new context. It must not be current for someone else.
|
|
*/
|
|
if (contextId != None) {
|
|
glxc = (__GLXcontext *) LookupIDByType(contextId, __glXContextRes);
|
|
if (!glxc) {
|
|
client->errorValue = contextId;
|
|
return __glXBadContext;
|
|
}
|
|
if ((glxc != prevglxc) && glxc->isCurrent) {
|
|
/* Context is current to somebody else */
|
|
return BadAccess;
|
|
}
|
|
} else {
|
|
/* Switching to no context. Ignore new drawable. */
|
|
glxc = 0;
|
|
}
|
|
|
|
if (drawId != None) {
|
|
pDraw = (DrawablePtr) LookupDrawable(drawId, client);
|
|
if (pDraw) {
|
|
if (pDraw->type == DRAWABLE_WINDOW) {
|
|
/*
|
|
** Drawable is an X Window.
|
|
*/
|
|
VisualID vid;
|
|
pWin = (WindowPtr)pDraw;
|
|
vid = wVisual(pWin);
|
|
|
|
new_reply.writeVid = (glxc->pFBConfig ? glxc->pFBConfig->id : vid);
|
|
new_reply.writeType = GLX_WINDOW_TYPE;
|
|
|
|
/*
|
|
** Check if window and context are similar.
|
|
*/
|
|
if ((vid != glxc->pVisual->vid) ||
|
|
(pWin->drawable.pScreen != glxc->pScreen)) {
|
|
client->errorValue = drawId;
|
|
return BadMatch;
|
|
}
|
|
|
|
from_screen = to_screen = pWin->drawable.pScreen->myNum;
|
|
|
|
} else {
|
|
/*
|
|
** An X Pixmap is not allowed as a parameter (a GLX Pixmap
|
|
** is, but it must first be created with glxCreateGLXPixmap).
|
|
*/
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
}
|
|
|
|
if (!pDraw) {
|
|
pGlxPixmap = (__GLXpixmap *) LookupIDByType(drawId,
|
|
__glXPixmapRes);
|
|
if (pGlxPixmap) {
|
|
/*
|
|
** Check if pixmap and context are similar.
|
|
*/
|
|
if (pGlxPixmap->pScreen != glxc->pScreen ||
|
|
pGlxPixmap->pGlxVisual != glxc->pGlxVisual) {
|
|
client->errorValue = drawId;
|
|
return BadMatch;
|
|
}
|
|
pDraw = pGlxPixmap->pDraw;
|
|
|
|
new_reply.writeVid = (glxc->pFBConfig ? glxc->pFBConfig->id :
|
|
pGlxPixmap->pGlxVisual->vid);
|
|
|
|
new_reply.writeType = GLX_PIXMAP_TYPE;
|
|
|
|
from_screen = to_screen = pGlxPixmap->pScreen->myNum;
|
|
|
|
}
|
|
}
|
|
|
|
if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
|
|
pGlxWindow = (__glXWindow *) LookupIDByType(drawId, __glXWindowRes);
|
|
if (pGlxWindow) {
|
|
/*
|
|
** Drawable is a GLXWindow.
|
|
**
|
|
** Check if GLX window and context are similar.
|
|
*/
|
|
if (pGlxWindow->pScreen != glxc->pScreen ||
|
|
pGlxWindow->pGlxFBConfig != glxc->pFBConfig) {
|
|
client->errorValue = drawId;
|
|
return BadMatch;
|
|
}
|
|
|
|
pDraw = pGlxWindow->pDraw;
|
|
new_reply.writeVid = pGlxWindow->pGlxFBConfig->id;
|
|
new_reply.writeType = GLX_GLXWINDOW_TYPE;
|
|
}
|
|
|
|
}
|
|
|
|
if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
|
|
pGlxPbuffer = (__glXPbuffer *)LookupIDByType(drawId, __glXPbufferRes);
|
|
if (pGlxPbuffer) {
|
|
if (pGlxPbuffer->pScreen != glxc->pScreen ||
|
|
pGlxPbuffer->pFBConfig != glxc->pFBConfig) {
|
|
client->errorValue = drawId;
|
|
return BadMatch;
|
|
}
|
|
|
|
pDraw = (DrawablePtr)pGlxPbuffer;
|
|
new_reply.writeVid = pGlxPbuffer->pFBConfig->id;
|
|
new_reply.writeType = GLX_PBUFFER_TYPE;
|
|
}
|
|
}
|
|
|
|
if (!pDraw) {
|
|
/*
|
|
** Drawable is not a Window , GLXWindow or a GLXPixmap.
|
|
*/
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
|
|
} else {
|
|
pDraw = 0;
|
|
}
|
|
|
|
if (readId != None && readId != drawId ) {
|
|
pReadDraw = (DrawablePtr) LookupDrawable(readId, client);
|
|
if (pReadDraw) {
|
|
if (pReadDraw->type == DRAWABLE_WINDOW) {
|
|
/*
|
|
** Drawable is an X Window.
|
|
*/
|
|
VisualID vid;
|
|
pReadWin = (WindowPtr)pDraw;
|
|
vid = wVisual(pReadWin);
|
|
|
|
new_reply.readVid = (glxc->pFBConfig ? glxc->pFBConfig->id : vid);
|
|
new_reply.readType = GLX_WINDOW_TYPE;
|
|
|
|
/*
|
|
** Check if window and context are similar.
|
|
*/
|
|
if ((vid != glxc->pVisual->vid) ||
|
|
(pReadWin->drawable.pScreen != glxc->pScreen)) {
|
|
client->errorValue = readId;
|
|
return BadMatch;
|
|
}
|
|
|
|
} else {
|
|
|
|
/*
|
|
** An X Pixmap is not allowed as a parameter (a GLX Pixmap
|
|
** is, but it must first be created with glxCreateGLXPixmap).
|
|
*/
|
|
client->errorValue = readId;
|
|
return __glXBadDrawable;
|
|
}
|
|
}
|
|
|
|
if (!pReadDraw) {
|
|
pReadGlxPixmap = (__GLXpixmap *) LookupIDByType(readId,
|
|
__glXPixmapRes);
|
|
if (pReadGlxPixmap) {
|
|
/*
|
|
** Check if pixmap and context are similar.
|
|
*/
|
|
if (pReadGlxPixmap->pScreen != glxc->pScreen ||
|
|
pReadGlxPixmap->pGlxVisual != glxc->pGlxVisual) {
|
|
client->errorValue = readId;
|
|
return BadMatch;
|
|
}
|
|
pReadDraw = pReadGlxPixmap->pDraw;
|
|
|
|
new_reply.readVid = (glxc->pFBConfig ? glxc->pFBConfig->id :
|
|
pReadGlxPixmap->pGlxVisual->vid );
|
|
new_reply.readType = GLX_PIXMAP_TYPE;
|
|
|
|
}
|
|
}
|
|
|
|
if (!pReadDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
|
|
pGlxReadWindow = (__glXWindow *)
|
|
LookupIDByType(readId, __glXWindowRes);
|
|
if (pGlxReadWindow) {
|
|
/*
|
|
** Drawable is a GLXWindow.
|
|
**
|
|
** Check if GLX window and context are similar.
|
|
*/
|
|
if (pGlxReadWindow->pScreen != glxc->pScreen ||
|
|
pGlxReadWindow->pGlxFBConfig != glxc->pFBConfig) {
|
|
client->errorValue = readId;
|
|
return BadMatch;
|
|
}
|
|
|
|
pReadDraw = pGlxReadWindow->pDraw;
|
|
new_reply.readVid = pGlxReadWindow->pGlxFBConfig->id;
|
|
new_reply.readType = GLX_GLXWINDOW_TYPE;
|
|
}
|
|
}
|
|
|
|
if (!pReadDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
|
|
pGlxReadPbuffer = (__glXPbuffer *)LookupIDByType(readId, __glXPbufferRes);
|
|
if (pGlxReadPbuffer) {
|
|
if (pGlxReadPbuffer->pScreen != glxc->pScreen ||
|
|
pGlxReadPbuffer->pFBConfig != glxc->pFBConfig) {
|
|
client->errorValue = drawId;
|
|
return BadMatch;
|
|
}
|
|
|
|
pReadDraw = (DrawablePtr)pGlxReadPbuffer;
|
|
new_reply.readVid = pGlxReadPbuffer->pFBConfig->id;
|
|
new_reply.readType = GLX_PBUFFER_TYPE;
|
|
}
|
|
}
|
|
|
|
if (!pReadDraw) {
|
|
/*
|
|
** Drawable is neither a Window nor a GLXPixmap.
|
|
*/
|
|
client->errorValue = readId;
|
|
return __glXBadDrawable;
|
|
}
|
|
|
|
} else {
|
|
pReadDraw = pDraw;
|
|
pReadGlxPixmap = pGlxPixmap;
|
|
pReadWin = pWin;
|
|
new_reply.readVid = new_reply.writeVid;
|
|
new_reply.readType = new_reply.writeType;
|
|
}
|
|
|
|
if (prevglxc) {
|
|
|
|
if (prevglxc->pGlxPixmap) {
|
|
/*
|
|
** The previous drawable was a glx pixmap, release it.
|
|
*/
|
|
prevglxc->pGlxPixmap->refcnt--;
|
|
__glXFreeGLXPixmap( prevglxc->pGlxPixmap );
|
|
prevglxc->pGlxPixmap = 0;
|
|
}
|
|
|
|
if (prevglxc->pGlxReadPixmap &&
|
|
prevglxc->pGlxReadPixmap != prevglxc->pGlxPixmap ) {
|
|
/*
|
|
** The previous drawable was a glx pixmap, release it.
|
|
*/
|
|
prevglxc->pGlxReadPixmap->refcnt--;
|
|
__glXFreeGLXPixmap( prevglxc->pGlxReadPixmap );
|
|
prevglxc->pGlxReadPixmap = 0;
|
|
}
|
|
|
|
if (prevglxc->pGlxWindow) {
|
|
/*
|
|
** The previous drawable was a glx window, release it.
|
|
*/
|
|
prevglxc->pGlxWindow->refcnt--;
|
|
__glXFreeGLXWindow( prevglxc->pGlxWindow );
|
|
prevglxc->pGlxWindow = 0;
|
|
}
|
|
|
|
if (prevglxc->pGlxReadWindow &&
|
|
prevglxc->pGlxReadWindow != prevglxc->pGlxWindow) {
|
|
/*
|
|
** The previous drawable was a glx window, release it.
|
|
*/
|
|
prevglxc->pGlxReadWindow->refcnt--;
|
|
__glXFreeGLXWindow( prevglxc->pGlxReadWindow );
|
|
prevglxc->pGlxReadWindow = 0;
|
|
}
|
|
|
|
if (prevglxc->pGlxPbuffer) {
|
|
/*
|
|
** The previous drawable was a glx Pbuffer, release it.
|
|
*/
|
|
prevglxc->pGlxPbuffer->refcnt--;
|
|
__glXFreeGLXPbuffer( prevglxc->pGlxPbuffer );
|
|
prevglxc->pGlxPbuffer = 0;
|
|
}
|
|
|
|
if (prevglxc->pGlxReadPbuffer &&
|
|
prevglxc->pGlxReadPbuffer != prevglxc->pGlxPbuffer ) {
|
|
/*
|
|
** The previous drawable was a glx Pbuffer, release it.
|
|
*/
|
|
prevglxc->pGlxReadPbuffer->refcnt--;
|
|
__glXFreeGLXPbuffer( prevglxc->pGlxReadPbuffer );
|
|
prevglxc->pGlxReadPbuffer = 0;
|
|
}
|
|
|
|
ChangeCurrentContext(cl, glxc, tag);
|
|
ChangeCurrentContext(cl, glxc, tag);
|
|
StopUsingContext(prevglxc);
|
|
} else {
|
|
tag = AddCurrentContext(cl, glxc, pDraw);
|
|
}
|
|
if (glxc) {
|
|
|
|
glxc->pGlxPixmap = pGlxPixmap;
|
|
glxc->pGlxReadPixmap = pReadGlxPixmap;
|
|
glxc->pGlxWindow = pGlxWindow;
|
|
glxc->pGlxReadWindow = pGlxReadWindow;
|
|
glxc->pGlxPbuffer = pGlxPbuffer;
|
|
glxc->pGlxReadPbuffer = pGlxReadPbuffer;
|
|
|
|
if (pGlxPixmap) {
|
|
pGlxPixmap->refcnt++;
|
|
}
|
|
|
|
if (pReadGlxPixmap && pReadGlxPixmap != pGlxPixmap) {
|
|
pReadGlxPixmap->refcnt++;
|
|
}
|
|
|
|
if (pGlxWindow) {
|
|
pGlxWindow->refcnt++;
|
|
}
|
|
|
|
if (pGlxReadWindow && pGlxReadWindow != pGlxWindow) {
|
|
pGlxReadWindow->refcnt++;
|
|
}
|
|
|
|
if (pGlxPbuffer) {
|
|
pGlxPbuffer->refcnt++;
|
|
}
|
|
|
|
if (pGlxReadPbuffer && pGlxReadPbuffer != pGlxPbuffer) {
|
|
pGlxReadPbuffer->refcnt++;
|
|
}
|
|
|
|
StartUsingContext(cl, glxc);
|
|
new_reply.contextTag = tag;
|
|
} else {
|
|
new_reply.contextTag = 0;
|
|
}
|
|
new_reply.length = 0;
|
|
new_reply.type = X_Reply;
|
|
new_reply.sequenceNumber = client->sequence;
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
|
|
if (pDraw && new_reply.writeType != GLX_PBUFFER_TYPE) {
|
|
pXinDraw = (PanoramiXRes *)
|
|
SecurityLookupIDByClass(client, pDraw->id, XRC_DRAWABLE, SecurityReadAccess);
|
|
}
|
|
|
|
if (pReadDraw && pReadDraw != pDraw &&
|
|
new_reply.readType != GLX_PBUFFER_TYPE) {
|
|
pXinReadDraw = (PanoramiXRes *)
|
|
SecurityLookupIDByClass(client, pReadDraw->id, XRC_DRAWABLE, SecurityReadAccess);
|
|
}
|
|
else {
|
|
pXinReadDraw = pXinDraw;
|
|
}
|
|
}
|
|
#endif
|
|
|
|
|
|
/* send the MakeCurrent request to all required
|
|
* back-end servers.
|
|
*/
|
|
for (s = from_screen; s<=to_screen; s++) {
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
unsigned int be_draw = None;
|
|
unsigned int be_read_draw = None;
|
|
|
|
if (pGlxPixmap) {
|
|
be_draw = pGlxPixmap->be_xids[s];
|
|
}
|
|
else if (pGlxPbuffer) {
|
|
be_draw = pGlxPbuffer->be_xids[s];
|
|
}
|
|
#ifdef PANORAMIX
|
|
else if (pXinDraw) {
|
|
pWin = (WindowPtr)SecurityLookupWindow(pXinDraw->info[s].id,
|
|
client,
|
|
SecurityReadAccess);
|
|
}
|
|
#endif
|
|
else if (pGlxWindow) {
|
|
pWin = (WindowPtr)pGlxWindow->pDraw;
|
|
}
|
|
|
|
if (pWin && be_draw == None) {
|
|
be_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
|
|
if (!be_draw) {
|
|
/* it might be that the window did not created yet on the */
|
|
/* back-end server (lazy window creation option), force */
|
|
/* creation of the window */
|
|
dmxCreateAndRealizeWindow( pWin, TRUE );
|
|
be_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Before sending the MakeCurrent request - sync the
|
|
* X11 connection to the back-end servers to make sure
|
|
* that drawable is already created
|
|
*/
|
|
dmxSync( dmxScreen, 1 );
|
|
|
|
if (drawId == readId) {
|
|
LockDisplay(dpy);
|
|
GetReq(GLXMakeCurrent, be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXMakeCurrent;
|
|
be_req->drawable = be_draw;
|
|
be_req->context = (unsigned int)(glxc ? glxc->real_ids[s-from_screen] : 0);
|
|
be_req->oldContextTag = GetCurrentBackEndTag(cl, tag, s);
|
|
if (!_XReply(dpy, (xReply *) &be_reply, 0, False)) {
|
|
|
|
/* The make current failed */
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
return( BE_TO_CLIENT_ERROR(dmxLastErrorEvent.error_code) );
|
|
}
|
|
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
|
|
SetCurrentBackEndTag( cl, tag, s, be_reply.contextTag );
|
|
}
|
|
else {
|
|
|
|
if (pReadGlxPixmap) {
|
|
be_read_draw = pReadGlxPixmap->be_xids[s];
|
|
}
|
|
else if (pGlxReadPbuffer) {
|
|
be_read_draw = pGlxReadPbuffer->be_xids[s];
|
|
}
|
|
#ifdef PANORAMIX
|
|
else if (pXinReadDraw) {
|
|
pReadWin = (WindowPtr)SecurityLookupWindow(pXinReadDraw->info[s].id,
|
|
client,
|
|
SecurityReadAccess);
|
|
}
|
|
#endif
|
|
else if (pGlxReadWindow) {
|
|
pReadWin = (WindowPtr)pGlxReadWindow->pDraw;
|
|
}
|
|
|
|
if (pReadWin && be_read_draw == None) {
|
|
be_read_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pReadWin))->window;
|
|
if (!be_read_draw) {
|
|
/* it might be that the window did not created yet on the */
|
|
/* back-end server (lazy window creation option), force */
|
|
/* creation of the window */
|
|
dmxCreateAndRealizeWindow( pReadWin, TRUE );
|
|
be_read_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pReadWin))->window;
|
|
dmxSync( dmxScreen, 1 );
|
|
}
|
|
}
|
|
|
|
if ( __GLX_IS_VERSION_SUPPORTED(1,3) ) {
|
|
LockDisplay(dpy);
|
|
GetReq(GLXMakeContextCurrent, be_new_req);
|
|
be_new_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_new_req->glxCode = X_GLXMakeContextCurrent;
|
|
be_new_req->drawable = be_draw;
|
|
be_new_req->readdrawable = be_read_draw;
|
|
be_new_req->context = (unsigned int)(glxc ? glxc->real_ids[s-from_screen] : 0);
|
|
be_new_req->oldContextTag = GetCurrentBackEndTag(cl, tag, s);
|
|
if (!_XReply(dpy, (xReply *) &be_new_reply, 0, False)) {
|
|
|
|
/* The make current failed */
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
return( BE_TO_CLIENT_ERROR(dmxLastErrorEvent.error_code) );
|
|
}
|
|
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
|
|
SetCurrentBackEndTag( cl, tag, s, be_new_reply.contextTag );
|
|
}
|
|
else if (glxIsExtensionSupported("GLX_SGI_make_current_read")) {
|
|
xGLXMakeCurrentReadSGIReq *ext_req;
|
|
xGLXVendorPrivateWithReplyReq *vpreq;
|
|
xGLXMakeCurrentReadSGIReply ext_reply;
|
|
|
|
LockDisplay(dpy);
|
|
GetReqExtra(GLXVendorPrivateWithReply,
|
|
sz_xGLXMakeCurrentReadSGIReq - sz_xGLXVendorPrivateWithReplyReq,
|
|
vpreq);
|
|
ext_req = (xGLXMakeCurrentReadSGIReq *)vpreq;
|
|
ext_req->reqType = dmxScreen->glxMajorOpcode;
|
|
ext_req->glxCode = X_GLXVendorPrivateWithReply;
|
|
ext_req->vendorCode = X_GLXvop_MakeCurrentReadSGI;
|
|
ext_req->drawable = be_draw;
|
|
ext_req->readable = be_read_draw;
|
|
ext_req->context = (unsigned int)(glxc ? glxc->real_ids[s-from_screen] : 0);
|
|
ext_req->oldContextTag = GetCurrentBackEndTag(cl, tag, s);
|
|
if (!_XReply(dpy, (xReply *) &ext_reply, 0, False)) {
|
|
|
|
/* The make current failed */
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
return( BE_TO_CLIENT_ERROR(dmxLastErrorEvent.error_code) );
|
|
}
|
|
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
|
|
SetCurrentBackEndTag( cl, tag, s, ext_reply.contextTag );
|
|
|
|
}
|
|
else {
|
|
return BadMatch;
|
|
}
|
|
}
|
|
|
|
XFlush( dpy );
|
|
}
|
|
|
|
if (client->swapped) {
|
|
__glXSwapMakeCurrentReply(client, &new_reply);
|
|
} else {
|
|
WriteToClient(client, sz_xGLXMakeContextCurrentReply, (char *)&new_reply);
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXMakeCurrent(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXMakeCurrentReq *req = (xGLXMakeCurrentReq *) pc;
|
|
|
|
return( MakeCurrent(cl, req->drawable, req->drawable,
|
|
req->context, req->oldContextTag ) );
|
|
}
|
|
|
|
int __glXMakeContextCurrent(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXMakeContextCurrentReq *req = (xGLXMakeContextCurrentReq *) pc;
|
|
|
|
return( MakeCurrent(cl, req->drawable, req->readdrawable,
|
|
req->context, req->oldContextTag ) );
|
|
}
|
|
|
|
int __glXMakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXMakeCurrentReadSGIReq *req = (xGLXMakeCurrentReadSGIReq *) pc;
|
|
|
|
return( MakeCurrent(cl, req->drawable, req->readable,
|
|
req->context, req->oldContextTag ) );
|
|
}
|
|
|
|
int __glXIsDirect(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXIsDirectReq *req = (xGLXIsDirectReq *) pc;
|
|
xGLXIsDirectReply reply;
|
|
__GLXcontext *glxc;
|
|
|
|
/*
|
|
** Find the GL context.
|
|
*/
|
|
glxc = (__GLXcontext *) LookupIDByType(req->context, __glXContextRes);
|
|
if (!glxc) {
|
|
client->errorValue = req->context;
|
|
return __glXBadContext;
|
|
}
|
|
|
|
reply.isDirect = 0;
|
|
reply.length = 0;
|
|
reply.type = X_Reply;
|
|
reply.sequenceNumber = client->sequence;
|
|
|
|
if (client->swapped) {
|
|
__glXSwapIsDirectReply(client, &reply);
|
|
} else {
|
|
WriteToClient(client, sz_xGLXIsDirectReply, (char *)&reply);
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXQueryVersion(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
/* xGLXQueryVersionReq *req = (xGLXQueryVersionReq *) pc; */
|
|
xGLXQueryVersionReply reply;
|
|
|
|
/*
|
|
** Server should take into consideration the version numbers sent by the
|
|
** client if it wants to work with older clients; however, in this
|
|
** implementation the server just returns its version number.
|
|
*/
|
|
reply.majorVersion = __glXVersionMajor;
|
|
reply.minorVersion = __glXVersionMinor;
|
|
reply.length = 0;
|
|
reply.type = X_Reply;
|
|
reply.sequenceNumber = client->sequence;
|
|
|
|
if (client->swapped) {
|
|
__glXSwapQueryVersionReply(client, &reply);
|
|
} else {
|
|
WriteToClient(client, sz_xGLXQueryVersionReply, (char *)&reply);
|
|
}
|
|
return Success;
|
|
}
|
|
|
|
int __glXWaitGL(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXWaitGLReq *req = (xGLXWaitGLReq *)pc;
|
|
xGLXWaitGLReq *be_req = (xGLXWaitGLReq *)pc;
|
|
int from_screen = 0;
|
|
int to_screen = 0;
|
|
int s;
|
|
__GLXcontext *glxc = NULL;
|
|
|
|
if (req->contextTag != 0) {
|
|
glxc = __glXLookupContextByTag(cl, req->contextTag);
|
|
if (glxc) {
|
|
from_screen = to_screen = glxc->pScreen->myNum;
|
|
}
|
|
}
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
}
|
|
#endif
|
|
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
|
|
LockDisplay(dpy);
|
|
GetReq(GLXWaitGL,be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXWaitGL;
|
|
be_req->contextTag = (glxc ? GetCurrentBackEndTag(cl,req->contextTag,s) : 0);
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
|
|
XSync(dpy, False);
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXWaitX(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXWaitXReq *req = (xGLXWaitXReq *)pc;
|
|
xGLXWaitXReq *be_req;
|
|
int from_screen = 0;
|
|
int to_screen = 0;
|
|
int s;
|
|
__GLXcontext *glxc = NULL;
|
|
|
|
if (req->contextTag != 0) {
|
|
glxc = __glXLookupContextByTag(cl, req->contextTag);
|
|
if (glxc) {
|
|
from_screen = to_screen = glxc->pScreen->myNum;
|
|
}
|
|
}
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
}
|
|
#endif
|
|
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
|
|
dmxSync( dmxScreen, 1 );
|
|
|
|
LockDisplay(dpy);
|
|
GetReq(GLXWaitX,be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXWaitX;
|
|
be_req->contextTag = (glxc ? GetCurrentBackEndTag(cl,req->contextTag,s) : 0);
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
|
|
XFlush( dpy );
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXCopyContext(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXCopyContextReq *be_req;
|
|
xGLXCopyContextReq *req = (xGLXCopyContextReq *) pc;
|
|
GLXContextID source = req->source;
|
|
GLXContextID dest = req->dest;
|
|
GLXContextTag tag = req->contextTag;
|
|
unsigned long mask = req->mask;
|
|
__GLXcontext *src, *dst;
|
|
int s;
|
|
int from_screen = 0;
|
|
int to_screen = 0;
|
|
|
|
/*
|
|
** Check that each context exists.
|
|
*/
|
|
src = (__GLXcontext *) LookupIDByType(source, __glXContextRes);
|
|
if (!src) {
|
|
client->errorValue = source;
|
|
return __glXBadContext;
|
|
}
|
|
dst = (__GLXcontext *) LookupIDByType(dest, __glXContextRes);
|
|
if (!dst) {
|
|
client->errorValue = dest;
|
|
return __glXBadContext;
|
|
}
|
|
|
|
/*
|
|
** They must be in the same address space, and same screen.
|
|
*/
|
|
if (src->pGlxScreen != dst->pGlxScreen) {
|
|
client->errorValue = source;
|
|
return BadMatch;
|
|
}
|
|
|
|
/*
|
|
** The destination context must not be current for any client.
|
|
*/
|
|
if (dst->isCurrent) {
|
|
client->errorValue = dest;
|
|
return BadAccess;
|
|
}
|
|
|
|
if (tag) {
|
|
__GLXcontext *tagcx = __glXLookupContextByTag(cl, tag);
|
|
|
|
if (!tagcx) {
|
|
return __glXBadContextTag;
|
|
}
|
|
if (tagcx != src) {
|
|
/*
|
|
** This would be caused by a faulty implementation of the client
|
|
** library.
|
|
*/
|
|
return BadMatch;
|
|
}
|
|
}
|
|
|
|
from_screen = to_screen = src->pScreen->myNum;
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
}
|
|
#endif
|
|
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
|
|
LockDisplay(dpy);
|
|
GetReq(GLXCopyContext,be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXCopyContext;
|
|
be_req->source = (unsigned int)src->real_ids[s-from_screen];
|
|
be_req->dest = (unsigned int)dst->real_ids[s-from_screen];
|
|
be_req->mask = mask;
|
|
be_req->contextTag = (tag ? GetCurrentBackEndTag(cl,req->contextTag,s) : 0);
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXGetVisualConfigs(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXGetVisualConfigsReq *req = (xGLXGetVisualConfigsReq *) pc;
|
|
xGLXGetVisualConfigsReply reply;
|
|
__GLXscreenInfo *pGlxScreen;
|
|
__GLXvisualConfig *pGlxVisual;
|
|
CARD32 buf[__GLX_TOTAL_CONFIG];
|
|
unsigned int screen;
|
|
int i, p;
|
|
|
|
screen = req->screen;
|
|
if (screen > screenInfo.numScreens) {
|
|
/* The client library must send a valid screen number. */
|
|
client->errorValue = screen;
|
|
return BadValue;
|
|
}
|
|
pGlxScreen = &__glXActiveScreens[screen];
|
|
|
|
reply.numVisuals = pGlxScreen->numGLXVisuals;
|
|
reply.numProps = __GLX_TOTAL_CONFIG;
|
|
reply.length = (pGlxScreen->numGLXVisuals * __GLX_SIZE_CARD32 *
|
|
__GLX_TOTAL_CONFIG) >> 2;
|
|
reply.type = X_Reply;
|
|
reply.sequenceNumber = client->sequence;
|
|
|
|
WriteToClient(client, sz_xGLXGetVisualConfigsReply, (char *)&reply);
|
|
|
|
for (i=0; i < pGlxScreen->numVisuals; i++) {
|
|
pGlxVisual = &pGlxScreen->pGlxVisual[i];
|
|
if (!pGlxScreen->isGLXvis[i] || pGlxVisual->vid == 0) {
|
|
/* not a usable visual */
|
|
continue;
|
|
}
|
|
p = 0;
|
|
buf[p++] = pGlxVisual->vid;
|
|
buf[p++] = pGlxVisual->class;
|
|
buf[p++] = pGlxVisual->rgba;
|
|
|
|
buf[p++] = pGlxVisual->redSize;
|
|
buf[p++] = pGlxVisual->greenSize;
|
|
buf[p++] = pGlxVisual->blueSize;
|
|
buf[p++] = pGlxVisual->alphaSize;
|
|
buf[p++] = pGlxVisual->accumRedSize;
|
|
buf[p++] = pGlxVisual->accumGreenSize;
|
|
buf[p++] = pGlxVisual->accumBlueSize;
|
|
buf[p++] = pGlxVisual->accumAlphaSize;
|
|
|
|
buf[p++] = pGlxVisual->doubleBuffer;
|
|
buf[p++] = pGlxVisual->stereo;
|
|
|
|
buf[p++] = pGlxVisual->bufferSize;
|
|
buf[p++] = pGlxVisual->depthSize;
|
|
buf[p++] = pGlxVisual->stencilSize;
|
|
buf[p++] = pGlxVisual->auxBuffers;
|
|
buf[p++] = pGlxVisual->level;
|
|
/*
|
|
** Add token/value pairs for extensions.
|
|
*/
|
|
buf[p++] = GLX_VISUAL_CAVEAT_EXT;
|
|
buf[p++] = pGlxVisual->visualRating;
|
|
buf[p++] = GLX_TRANSPARENT_TYPE_EXT;
|
|
buf[p++] = pGlxVisual->transparentPixel;
|
|
buf[p++] = GLX_TRANSPARENT_RED_VALUE_EXT;
|
|
buf[p++] = pGlxVisual->transparentRed;
|
|
buf[p++] = GLX_TRANSPARENT_GREEN_VALUE_EXT;
|
|
buf[p++] = pGlxVisual->transparentGreen;
|
|
buf[p++] = GLX_TRANSPARENT_BLUE_VALUE_EXT;
|
|
buf[p++] = pGlxVisual->transparentBlue;
|
|
buf[p++] = GLX_TRANSPARENT_ALPHA_VALUE_EXT;
|
|
buf[p++] = pGlxVisual->transparentAlpha;
|
|
buf[p++] = GLX_TRANSPARENT_INDEX_VALUE_EXT;
|
|
buf[p++] = pGlxVisual->transparentIndex;
|
|
buf[p++] = GLX_SAMPLES_SGIS;
|
|
buf[p++] = pGlxVisual->multiSampleSize;
|
|
buf[p++] = GLX_SAMPLE_BUFFERS_SGIS;
|
|
buf[p++] = pGlxVisual->nMultiSampleBuffers;
|
|
buf[p++] = GLX_VISUAL_SELECT_GROUP_SGIX;
|
|
buf[p++] = pGlxVisual->visualSelectGroup;
|
|
|
|
WriteToClient(client, __GLX_SIZE_CARD32 * __GLX_TOTAL_CONFIG,
|
|
(char *)buf);
|
|
}
|
|
return Success;
|
|
}
|
|
|
|
/*
|
|
** Create a GLX Pixmap from an X Pixmap.
|
|
*/
|
|
static int CreateGLXPixmap(__GLXclientState *cl,
|
|
VisualID visual, GLXFBConfigID fbconfigId,
|
|
int screenNum, XID pixmapId, XID glxpixmapId )
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXCreateGLXPixmapReq *be_req;
|
|
xGLXCreatePixmapReq *be_new_req;
|
|
DrawablePtr pDraw;
|
|
ScreenPtr pScreen;
|
|
VisualPtr pVisual;
|
|
__GLXpixmap *pGlxPixmap;
|
|
__GLXscreenInfo *pGlxScreen;
|
|
__GLXvisualConfig *pGlxVisual;
|
|
__GLXFBConfig *pFBConfig;
|
|
int i;
|
|
int s;
|
|
int from_screen, to_screen;
|
|
#ifdef PANORAMIX
|
|
PanoramiXRes *pXinDraw = NULL;
|
|
#endif
|
|
|
|
pDraw = (DrawablePtr) LookupDrawable(pixmapId, client);
|
|
if (!pDraw || pDraw->type != DRAWABLE_PIXMAP) {
|
|
client->errorValue = pixmapId;
|
|
return BadPixmap;
|
|
}
|
|
|
|
/*
|
|
** Check if screen of visual matches screen of pixmap.
|
|
*/
|
|
pScreen = pDraw->pScreen;
|
|
if (screenNum != pScreen->myNum) {
|
|
return BadMatch;
|
|
}
|
|
|
|
if (fbconfigId == NULL && visual == NULL) {
|
|
return BadValue;
|
|
}
|
|
|
|
if (fbconfigId != None) {
|
|
pFBConfig = glxLookupFBConfig( fbconfigId );
|
|
if (!pFBConfig) {
|
|
client->errorValue = fbconfigId;
|
|
return BadValue;
|
|
}
|
|
visual = pFBConfig->associatedVisualId;
|
|
}
|
|
else {
|
|
pFBConfig = NULL;
|
|
}
|
|
|
|
if (visual != None) {
|
|
/*
|
|
** Find the VisualRec for this visual.
|
|
*/
|
|
pVisual = pScreen->visuals;
|
|
for (i=0; i < pScreen->numVisuals; i++, pVisual++) {
|
|
if (pVisual->vid == visual) {
|
|
break;
|
|
}
|
|
}
|
|
if (i == pScreen->numVisuals) {
|
|
client->errorValue = visual;
|
|
return BadValue;
|
|
}
|
|
/*
|
|
** Check if depth of visual matches depth of pixmap.
|
|
*/
|
|
if (pVisual->nplanes != pDraw->depth) {
|
|
client->errorValue = visual;
|
|
return BadMatch;
|
|
}
|
|
|
|
/*
|
|
** Get configuration of the visual.
|
|
*/
|
|
pGlxScreen = &__glXActiveScreens[screenNum];
|
|
pGlxVisual = pGlxScreen->pGlxVisual;
|
|
for (i = 0; i < pGlxScreen->numVisuals; i++, pGlxVisual++) {
|
|
if (pGlxVisual->vid == visual) {
|
|
break;
|
|
}
|
|
}
|
|
if (i == pGlxScreen->numVisuals) {
|
|
/*
|
|
** Visual not support on this screen by this OpenGL implementation.
|
|
*/
|
|
client->errorValue = visual;
|
|
return BadValue;
|
|
}
|
|
|
|
|
|
/* find the FBConfig for that visual (if any) */
|
|
if ( pFBConfig == NULL ) {
|
|
pFBConfig = glxLookupFBConfigByVID( visual );
|
|
|
|
if ( pFBConfig == NULL ) {
|
|
/*
|
|
* visual does not have an FBConfig ???
|
|
client->errorValue = visual;
|
|
return BadValue;
|
|
*/
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
pVisual = NULL;
|
|
pGlxVisual = NULL;
|
|
}
|
|
|
|
pGlxPixmap = (__GLXpixmap *) __glXMalloc(sizeof(__GLXpixmap));
|
|
if (!pGlxPixmap) {
|
|
return BadAlloc;
|
|
}
|
|
pGlxPixmap->be_xids = (XID *) __glXMalloc(sizeof(XID) * screenInfo.numScreens);
|
|
if (!pGlxPixmap->be_xids) {
|
|
__glXFree( pGlxPixmap );
|
|
return BadAlloc;
|
|
}
|
|
|
|
pGlxPixmap->pDraw = pDraw;
|
|
pGlxPixmap->pGlxScreen = pGlxScreen;
|
|
pGlxPixmap->pGlxVisual = pGlxVisual;
|
|
pGlxPixmap->pFBConfig = pFBConfig;
|
|
pGlxPixmap->pScreen = pScreen;
|
|
pGlxPixmap->idExists = True;
|
|
pGlxPixmap->refcnt = 0;
|
|
|
|
/*
|
|
** Bump the ref count on the X pixmap so it won't disappear.
|
|
*/
|
|
((PixmapPtr) pDraw)->refcnt++;
|
|
|
|
/*
|
|
* send the request to the back-end server(s)
|
|
*/
|
|
from_screen = to_screen = screenNum;
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
|
|
pXinDraw = (PanoramiXRes *)
|
|
SecurityLookupIDByClass(client, pDraw->id, XRC_DRAWABLE, SecurityReadAccess);
|
|
}
|
|
#endif
|
|
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
Pixmap be_pixmap;
|
|
DrawablePtr pRealDraw = pDraw;
|
|
|
|
#ifdef PANORAMIX
|
|
if (pXinDraw) {
|
|
pRealDraw = (DrawablePtr) LookupDrawable(pXinDraw->info[s].id,client);
|
|
}
|
|
#endif
|
|
|
|
be_pixmap = (DMX_GET_PIXMAP_PRIV((PixmapPtr)pRealDraw))->pixmap;
|
|
|
|
/* make sure pixmap already created on back-end */
|
|
dmxSync( dmxScreen, 1 );
|
|
|
|
if ( pFBConfig && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
|
|
__GLXFBConfig *be_FBConfig = glxLookupBackEndFBConfig( pFBConfig->id, s );
|
|
|
|
LockDisplay(dpy);
|
|
pGlxPixmap->be_xids[s] = XAllocID(dpy);
|
|
GetReq(GLXCreatePixmap,be_new_req);
|
|
be_new_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_new_req->glxCode = X_GLXCreatePixmap;
|
|
be_new_req->screen = DefaultScreen(dpy);
|
|
be_new_req->fbconfig = be_FBConfig->id;
|
|
be_new_req->pixmap = (unsigned int)be_pixmap;
|
|
be_new_req->glxpixmap = (unsigned int)pGlxPixmap->be_xids[s];
|
|
be_new_req->numAttribs = 0;
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
}
|
|
else if (pFBConfig && glxIsExtensionSupported("GLX_SGIX_fbconfig")) {
|
|
__GLXFBConfig *be_FBConfig = glxLookupBackEndFBConfig( pFBConfig->id, s );
|
|
xGLXCreateGLXPixmapWithConfigSGIXReq *ext_req;
|
|
xGLXVendorPrivateReq *vpreq;
|
|
|
|
LockDisplay(dpy);
|
|
pGlxPixmap->be_xids[s] = XAllocID(dpy);
|
|
GetReqExtra(GLXVendorPrivate,
|
|
sz_xGLXCreateGLXPixmapWithConfigSGIXReq-sz_xGLXVendorPrivateReq,
|
|
vpreq);
|
|
ext_req = (xGLXCreateGLXPixmapWithConfigSGIXReq *)vpreq;
|
|
ext_req->reqType = dmxScreen->glxMajorOpcode;
|
|
ext_req->glxCode = X_GLXVendorPrivate;
|
|
ext_req->vendorCode = X_GLXvop_CreateGLXPixmapWithConfigSGIX;
|
|
ext_req->screen = DefaultScreen(dpy);
|
|
ext_req->fbconfig = be_FBConfig->id;
|
|
ext_req->pixmap = (unsigned int)be_pixmap;
|
|
ext_req->glxpixmap = (unsigned int)pGlxPixmap->be_xids[s];
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
}
|
|
else if (pGlxVisual) {
|
|
LockDisplay(dpy);
|
|
pGlxPixmap->be_xids[s] = XAllocID(dpy);
|
|
GetReq(GLXCreateGLXPixmap,be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXCreateGLXPixmap;
|
|
be_req->screen = DefaultScreen(dpy);
|
|
be_req->visual = (unsigned int)glxMatchGLXVisualInConfigList(
|
|
pGlxVisual,
|
|
dmxScreen->glxVisuals,
|
|
dmxScreen->numGlxVisuals );
|
|
be_req->pixmap = (unsigned int)be_pixmap;
|
|
be_req->glxpixmap = (unsigned int)pGlxPixmap->be_xids[s];
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
}
|
|
else {
|
|
client->errorValue = ( visual ? visual : fbconfigId );
|
|
__glXFree( pGlxPixmap );
|
|
return BadValue;
|
|
}
|
|
|
|
XFlush( dpy );
|
|
}
|
|
|
|
if (!(AddResource(glxpixmapId, __glXPixmapRes, pGlxPixmap))) {
|
|
__glXFree( pGlxPixmap );
|
|
return BadAlloc;
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXCreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXCreateGLXPixmapReq *req = (xGLXCreateGLXPixmapReq *) pc;
|
|
|
|
return( CreateGLXPixmap(cl, req->visual, None,
|
|
req->screen, req->pixmap, req->glxpixmap) );
|
|
}
|
|
|
|
int __glXCreatePixmap(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXCreatePixmapReq *req = (xGLXCreatePixmapReq *) pc;
|
|
|
|
return( CreateGLXPixmap(cl, None, req->fbconfig,
|
|
req->screen, req->pixmap, req->glxpixmap) );
|
|
}
|
|
|
|
int __glXDestroyGLXPixmap(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXDestroyGLXPixmapReq *req = (xGLXDestroyGLXPixmapReq *) pc;
|
|
XID glxpixmap = req->glxpixmap;
|
|
__GLXpixmap *pGlxPixmap;
|
|
int s;
|
|
int from_screen, to_screen;
|
|
|
|
/*
|
|
** Check if it's a valid GLX pixmap.
|
|
*/
|
|
pGlxPixmap = (__GLXpixmap *)LookupIDByType(glxpixmap, __glXPixmapRes);
|
|
if (!pGlxPixmap) {
|
|
client->errorValue = glxpixmap;
|
|
return __glXBadPixmap;
|
|
}
|
|
FreeResource(glxpixmap, FALSE);
|
|
|
|
/*
|
|
* destroy the pixmap on the back-end server(s).
|
|
*/
|
|
from_screen = to_screen = pGlxPixmap->pDraw->pScreen->myNum;
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
}
|
|
#endif
|
|
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
|
|
/* make sure pixmap exist in back-end */
|
|
dmxSync( dmxScreen, 1 );
|
|
|
|
LockDisplay(dpy);
|
|
GetReq(GLXDestroyGLXPixmap,req);
|
|
req->reqType = dmxScreen->glxMajorOpcode;
|
|
req->glxCode = X_GLXDestroyGLXPixmap;
|
|
req->glxpixmap = (unsigned int)pGlxPixmap->be_xids[s];
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
}
|
|
|
|
|
|
return Success;
|
|
}
|
|
|
|
/*****************************************************************************/
|
|
|
|
/*
|
|
** NOTE: There is no portable implementation for swap buffers as of
|
|
** this time that is of value. Consequently, this code must be
|
|
** implemented by somebody other than SGI.
|
|
*/
|
|
int __glXDoSwapBuffers(__GLXclientState *cl, XID drawId, GLXContextTag tag)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
DrawablePtr pDraw;
|
|
xGLXSwapBuffersReq *be_req;
|
|
WindowPtr pWin = NULL;
|
|
__GLXpixmap *pGlxPixmap = NULL;
|
|
__GLXcontext *glxc = NULL;
|
|
#ifdef PANORAMIX
|
|
PanoramiXRes *pXinDraw = NULL;
|
|
#endif
|
|
__glXWindow *pGlxWindow = NULL;
|
|
int from_screen = 0;
|
|
int to_screen = 0;
|
|
int s;
|
|
|
|
/*
|
|
** Check that the GLX drawable is valid.
|
|
*/
|
|
pDraw = (DrawablePtr) LookupDrawable(drawId, client);
|
|
if (pDraw) {
|
|
|
|
from_screen = to_screen = pDraw->pScreen->myNum;
|
|
|
|
if (pDraw->type == DRAWABLE_WINDOW) {
|
|
/*
|
|
** Drawable is an X window.
|
|
*/
|
|
pWin = (WindowPtr)pDraw;
|
|
} else {
|
|
/*
|
|
** Drawable is an X pixmap, which is not allowed.
|
|
*/
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
}
|
|
|
|
if (!pDraw) {
|
|
pGlxPixmap = (__GLXpixmap *) LookupIDByType(drawId,
|
|
__glXPixmapRes);
|
|
if (pGlxPixmap) {
|
|
/*
|
|
** Drawable is a GLX pixmap.
|
|
*/
|
|
pDraw = pGlxPixmap->pDraw;
|
|
from_screen = to_screen = pGlxPixmap->pScreen->myNum;
|
|
}
|
|
}
|
|
|
|
if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
|
|
pGlxWindow = (__glXWindow *) LookupIDByType(drawId, __glXWindowRes);
|
|
if (pGlxWindow) {
|
|
/*
|
|
** Drawable is a GLXWindow.
|
|
*/
|
|
pDraw = pGlxWindow->pDraw;
|
|
from_screen = to_screen = pGlxWindow->pScreen->myNum;
|
|
}
|
|
}
|
|
|
|
if (!pDraw) {
|
|
/*
|
|
** Drawable is neither a X window nor a GLX pixmap.
|
|
*/
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
|
|
if (tag) {
|
|
glxc = __glXLookupContextByTag(cl, tag);
|
|
if (!glxc) {
|
|
return __glXBadContextTag;
|
|
}
|
|
}
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
pXinDraw = (PanoramiXRes *)
|
|
SecurityLookupIDByClass(client, pDraw->id, XRC_DRAWABLE, SecurityReadAccess);
|
|
}
|
|
#endif
|
|
|
|
/* If requested, send a glFinish to all back-end servers before swapping. */
|
|
if (dmxGLXFinishSwap) {
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
xGLXSingleReq *finishReq;
|
|
xGLXSingleReply reply;
|
|
|
|
#define X_GLXSingle 0 /* needed by GetReq below */
|
|
|
|
LockDisplay(dpy);
|
|
GetReq(GLXSingle,finishReq);
|
|
finishReq->reqType = dmxScreen->glxMajorOpcode;
|
|
finishReq->glxCode = X_GLsop_Finish;
|
|
finishReq->contextTag = (tag ? GetCurrentBackEndTag(cl,tag,s) : 0);
|
|
(void) _XReply(dpy, (xReply*) &reply, 0, False);
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
}
|
|
}
|
|
|
|
/* If requested, send an XSync to all back-end servers before swapping. */
|
|
if (dmxGLXSyncSwap) {
|
|
for (s=from_screen; s<=to_screen; s++)
|
|
XSync(GetBackEndDisplay(cl,s), False);
|
|
}
|
|
|
|
|
|
/* send the SwapBuffers request to all back-end servers */
|
|
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
unsigned int be_draw = 0;
|
|
|
|
if (pGlxPixmap) {
|
|
be_draw = (unsigned int)pGlxPixmap->be_xids[s];
|
|
}
|
|
#ifdef PANORAMIX
|
|
else if (pXinDraw) {
|
|
pWin = (WindowPtr)SecurityLookupWindow(pXinDraw->info[s].id,
|
|
client,
|
|
SecurityReadAccess);
|
|
}
|
|
#endif
|
|
else if (pGlxWindow) {
|
|
pWin = (WindowPtr)pGlxWindow->pDraw;
|
|
}
|
|
|
|
if (pWin && !be_draw) {
|
|
be_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
|
|
if (!be_draw) {
|
|
/* it might be that the window did not created yet on the */
|
|
/* back-end server (lazy window creation option), force */
|
|
/* creation of the window */
|
|
dmxCreateAndRealizeWindow( pWin, TRUE );
|
|
be_draw = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
|
|
}
|
|
}
|
|
|
|
dmxSync( dmxScreen, 1 );
|
|
|
|
LockDisplay(dpy);
|
|
GetReq(GLXSwapBuffers,be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXSwapBuffers;
|
|
be_req->drawable = be_draw;
|
|
be_req->contextTag = ( tag ? GetCurrentBackEndTag(cl,tag,s) : 0 );
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
XFlush(dpy);
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXSwapBuffers(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
DrawablePtr pDraw;
|
|
xGLXSwapBuffersReq *req = (xGLXSwapBuffersReq *) pc;
|
|
GLXContextTag tag = req->contextTag;
|
|
XID drawId = req->drawable;
|
|
__GLXpixmap *pGlxPixmap = NULL;
|
|
__GLXcontext *glxc = NULL;
|
|
__glXWindow *pGlxWindow = NULL;
|
|
|
|
/*
|
|
** Check that the GLX drawable is valid.
|
|
*/
|
|
pDraw = (DrawablePtr) LookupDrawable(drawId, client);
|
|
if (pDraw) {
|
|
if (pDraw->type != DRAWABLE_WINDOW) {
|
|
/*
|
|
** Drawable is an X pixmap, which is not allowed.
|
|
*/
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
}
|
|
|
|
if (!pDraw) {
|
|
pGlxPixmap = (__GLXpixmap *) LookupIDByType(drawId,
|
|
__glXPixmapRes);
|
|
if (pGlxPixmap) {
|
|
/*
|
|
** Drawable is a GLX pixmap.
|
|
*/
|
|
pDraw = pGlxPixmap->pDraw;
|
|
}
|
|
}
|
|
|
|
if (!pDraw && __GLX_IS_VERSION_SUPPORTED(1,3) ) {
|
|
pGlxWindow = (__glXWindow *) LookupIDByType(drawId, __glXWindowRes);
|
|
if (pGlxWindow) {
|
|
/*
|
|
** Drawable is a GLXWindow.
|
|
*/
|
|
pDraw = pGlxWindow->pDraw;
|
|
}
|
|
}
|
|
|
|
if (!pDraw) {
|
|
/*
|
|
** Drawable is neither a X window nor a GLX pixmap.
|
|
*/
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
|
|
if (tag) {
|
|
glxc = __glXLookupContextByTag(cl, tag);
|
|
if (!glxc) {
|
|
return __glXBadContextTag;
|
|
}
|
|
}
|
|
|
|
if (pDraw &&
|
|
pDraw->type == DRAWABLE_WINDOW &&
|
|
DMX_GET_WINDOW_PRIV((WindowPtr)pDraw)->swapGroup) {
|
|
return SGSwapBuffers(cl, drawId, tag, pDraw);
|
|
}
|
|
|
|
return __glXDoSwapBuffers(cl, drawId, tag);
|
|
}
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
/*
|
|
** Render and Renderlarge are not in the GLX API. They are used by the GLX
|
|
** client library to send batches of GL rendering commands.
|
|
*/
|
|
|
|
/*
|
|
** Execute all the drawing commands in a request.
|
|
*/
|
|
int __glXRender(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXRenderReq *req;
|
|
xGLXRenderReq *be_req;
|
|
int size;
|
|
__GLXcontext *glxc;
|
|
int from_screen = 0;
|
|
int to_screen = 0;
|
|
int s;
|
|
|
|
/*
|
|
** NOTE: much of this code also appears in the byteswapping version of this
|
|
** routine, __glXSwapRender(). Any changes made here should also be
|
|
** duplicated there.
|
|
*/
|
|
|
|
req = (xGLXRenderReq *) pc;
|
|
|
|
glxc = __glXLookupContextByTag(cl, req->contextTag);
|
|
if (!glxc) {
|
|
return 0;
|
|
}
|
|
from_screen = to_screen = glxc->pScreen->myNum;
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
}
|
|
#endif
|
|
|
|
pc += sz_xGLXRenderReq;
|
|
size = (req->length << 2) - sz_xGLXRenderReq;
|
|
|
|
/*
|
|
* just forward the request to back-end server(s)
|
|
*/
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
|
|
LockDisplay(dpy);
|
|
GetReq(GLXRender,be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXRender;
|
|
be_req->length = req->length;
|
|
be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
|
|
_XSend(dpy, (const char *)pc, size);
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
/*
|
|
** Execute a large rendering request (one that spans multiple X requests).
|
|
*/
|
|
int __glXRenderLarge(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXRenderLargeReq *req;
|
|
xGLXRenderLargeReq *be_req;
|
|
__GLXcontext *glxc;
|
|
int from_screen = 0;
|
|
int to_screen = 0;
|
|
int s;
|
|
|
|
/*
|
|
** NOTE: much of this code also appears in the byteswapping version of this
|
|
** routine, __glXSwapRenderLarge(). Any changes made here should also be
|
|
** duplicated there.
|
|
*/
|
|
|
|
req = (xGLXRenderLargeReq *) pc;
|
|
glxc = __glXLookupContextByTag(cl, req->contextTag);
|
|
if (!glxc) {
|
|
return 0;
|
|
}
|
|
from_screen = to_screen = glxc->pScreen->myNum;
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
}
|
|
#endif
|
|
|
|
pc += sz_xGLXRenderLargeReq;
|
|
|
|
/*
|
|
* just forward the request to back-end server(s)
|
|
*/
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
|
|
GetReq(GLXRenderLarge,be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXRenderLarge;
|
|
be_req->contextTag = GetCurrentBackEndTag(cl,req->contextTag,s);
|
|
be_req->length = req->length;
|
|
be_req->requestNumber = req->requestNumber;
|
|
be_req->requestTotal = req->requestTotal;
|
|
be_req->dataBytes = req->dataBytes;
|
|
Data(dpy, (const char *)pc, req->dataBytes);
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
|
|
/************************************************************************/
|
|
|
|
int __glXVendorPrivate(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXVendorPrivateReq *req;
|
|
|
|
req = (xGLXVendorPrivateReq *) pc;
|
|
|
|
switch( req->vendorCode ) {
|
|
|
|
case X_GLvop_DeleteTexturesEXT:
|
|
return __glXVForwardSingleReq( cl, pc );
|
|
break;
|
|
|
|
case X_GLXvop_SwapIntervalSGI:
|
|
if (glxIsExtensionSupported("SGI_swap_control")) {
|
|
return __glXVForwardSingleReq( cl, pc );
|
|
}
|
|
else {
|
|
return Success;
|
|
}
|
|
break;
|
|
|
|
#if 0 /* glx 1.3 */
|
|
case X_GLXvop_CreateGLXVideoSourceSGIX:
|
|
break;
|
|
case X_GLXvop_DestroyGLXVideoSourceSGIX:
|
|
break;
|
|
case X_GLXvop_CreateGLXPixmapWithConfigSGIX:
|
|
break;
|
|
case X_GLXvop_DestroyGLXPbufferSGIX:
|
|
break;
|
|
case X_GLXvop_ChangeDrawableAttributesSGIX:
|
|
break;
|
|
#endif
|
|
|
|
case X_GLXvop_BindSwapBarrierSGIX:
|
|
return __glXBindSwapBarrierSGIX( cl, pc );
|
|
break;
|
|
|
|
case X_GLXvop_JoinSwapGroupSGIX:
|
|
return __glXJoinSwapGroupSGIX( cl, pc );
|
|
break;
|
|
|
|
case X_GLXvop_CreateContextWithConfigSGIX:
|
|
return __glXCreateContextWithConfigSGIX( cl, pc );
|
|
break;
|
|
|
|
default:
|
|
/*
|
|
** unsupported private request
|
|
*/
|
|
cl->client->errorValue = req->vendorCode;
|
|
return __glXUnsupportedPrivateRequest;
|
|
}
|
|
|
|
cl->client->errorValue = req->vendorCode;
|
|
return __glXUnsupportedPrivateRequest;
|
|
|
|
}
|
|
|
|
int __glXVendorPrivateWithReply(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXVendorPrivateWithReplyReq *req;
|
|
|
|
req = (xGLXVendorPrivateWithReplyReq *) pc;
|
|
|
|
switch( req->vendorCode ) {
|
|
|
|
case X_GLvop_GetConvolutionFilterEXT:
|
|
case X_GLvop_GetConvolutionParameterfvEXT:
|
|
case X_GLvop_GetConvolutionParameterivEXT:
|
|
case X_GLvop_GetSeparableFilterEXT:
|
|
case X_GLvop_GetHistogramEXT:
|
|
case X_GLvop_GetHistogramParameterivEXT:
|
|
case X_GLvop_GetMinmaxEXT:
|
|
case X_GLvop_GetMinmaxParameterfvEXT:
|
|
case X_GLvop_GetMinmaxParameterivEXT:
|
|
case X_GLvop_AreTexturesResidentEXT:
|
|
case X_GLvop_IsTextureEXT:
|
|
return( __glXVForwardPipe0WithReply(cl, pc) );
|
|
break;
|
|
|
|
case X_GLvop_GenTexturesEXT:
|
|
return( __glXVForwardAllWithReply(cl, pc) );
|
|
break;
|
|
|
|
|
|
#if 0 /* glx1.3 */
|
|
case X_GLvop_GetDetailTexFuncSGIS:
|
|
case X_GLvop_GetSharpenTexFuncSGIS:
|
|
case X_GLvop_GetColorTableSGI:
|
|
case X_GLvop_GetColorTableParameterfvSGI:
|
|
case X_GLvop_GetColorTableParameterivSGI:
|
|
case X_GLvop_GetTexFilterFuncSGIS:
|
|
case X_GLvop_GetInstrumentsSGIX:
|
|
case X_GLvop_InstrumentsBufferSGIX:
|
|
case X_GLvop_PollInstrumentsSGIX:
|
|
case X_GLvop_FlushRasterSGIX:
|
|
case X_GLXvop_CreateGLXPbufferSGIX:
|
|
case X_GLXvop_GetDrawableAttributesSGIX:
|
|
case X_GLXvop_QueryHyperpipeNetworkSGIX:
|
|
case X_GLXvop_QueryHyperpipeConfigSGIX:
|
|
case X_GLXvop_HyperpipeConfigSGIX:
|
|
case X_GLXvop_DestroyHyperpipeConfigSGIX:
|
|
#endif
|
|
case X_GLXvop_QueryMaxSwapBarriersSGIX:
|
|
return( __glXQueryMaxSwapBarriersSGIX(cl, pc) );
|
|
break;
|
|
|
|
case X_GLXvop_GetFBConfigsSGIX:
|
|
return( __glXGetFBConfigsSGIX(cl, pc) );
|
|
break;
|
|
|
|
case X_GLXvop_MakeCurrentReadSGI:
|
|
return( __glXMakeCurrentReadSGI(cl, pc) );
|
|
break;
|
|
|
|
case X_GLXvop_QueryContextInfoEXT:
|
|
return( __glXQueryContextInfoEXT(cl,pc) );
|
|
break;
|
|
|
|
default:
|
|
/*
|
|
** unsupported private request
|
|
*/
|
|
cl->client->errorValue = req->vendorCode;
|
|
return __glXUnsupportedPrivateRequest;
|
|
}
|
|
|
|
}
|
|
|
|
int __glXQueryExtensionsString(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXQueryExtensionsStringReq *req = (xGLXQueryExtensionsStringReq *) pc;
|
|
xGLXQueryExtensionsStringReply reply;
|
|
GLint screen;
|
|
size_t length;
|
|
int len, numbytes;
|
|
char *be_buf;
|
|
|
|
#ifdef FWD_QUERY_REQ
|
|
xGLXQueryExtensionsStringReq *be_req;
|
|
xGLXQueryExtensionsStringReply be_reply;
|
|
DMXScreenInfo *dmxScreen;
|
|
Display *dpy;
|
|
int slop;
|
|
#endif
|
|
|
|
screen = req->screen;
|
|
|
|
/*
|
|
** Check if screen exists.
|
|
*/
|
|
if ((screen < 0) || (screen >= screenInfo.numScreens)) {
|
|
client->errorValue = screen;
|
|
return BadValue;
|
|
}
|
|
|
|
#ifdef FWD_QUERY_REQ
|
|
dmxScreen = &dmxScreens[screen];
|
|
|
|
/* Send the glXQueryServerString request */
|
|
dpy = GetBackEndDisplay(cl,screen);
|
|
LockDisplay(dpy);
|
|
GetReq(GLXQueryExtensionsString,be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXQueryServerString;
|
|
be_req->screen = DefaultScreen(dpy);
|
|
_XReply(dpy, (xReply*) &be_reply, 0, False);
|
|
len = (int)be_reply.length;
|
|
numbytes = (int)be_reply.n;
|
|
slop = numbytes * __GLX_SIZE_INT8 & 3;
|
|
be_buf = (char *)Xalloc(numbytes);
|
|
if (!be_buf) {
|
|
/* Throw data on the floor */
|
|
_XEatData(dpy, len);
|
|
} else {
|
|
_XRead(dpy, (char *)be_buf, numbytes);
|
|
if (slop) _XEatData(dpy,4-slop);
|
|
}
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
|
|
#else
|
|
|
|
be_buf = __glXGetServerString(GLX_EXTENSIONS);
|
|
numbytes = strlen(be_buf) + 1;
|
|
len = __GLX_PAD(numbytes) >> 2;
|
|
|
|
#endif
|
|
|
|
length = len;
|
|
reply.type = X_Reply;
|
|
reply.sequenceNumber = client->sequence;
|
|
reply.length = len;
|
|
reply.n = numbytes;
|
|
|
|
if (client->swapped) {
|
|
glxSwapQueryExtensionsStringReply(client, &reply, be_buf);
|
|
} else {
|
|
WriteToClient(client, sz_xGLXQueryExtensionsStringReply,(char *)&reply);
|
|
WriteToClient(client, (int)(length << 2), (char *)be_buf);
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXQueryServerString(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXQueryServerStringReq *req = (xGLXQueryServerStringReq *) pc;
|
|
xGLXQueryServerStringReply reply;
|
|
int name;
|
|
GLint screen;
|
|
size_t length;
|
|
int len, numbytes;
|
|
char *be_buf;
|
|
#ifdef FWD_QUERY_REQ
|
|
xGLXQueryServerStringReq *be_req;
|
|
xGLXQueryServerStringReply be_reply;
|
|
DMXScreenInfo *dmxScreen;
|
|
Display *dpy;
|
|
int slop;
|
|
#endif
|
|
|
|
name = req->name;
|
|
screen = req->screen;
|
|
/*
|
|
** Check if screen exists.
|
|
*/
|
|
if ((screen < 0) || (screen >= screenInfo.numScreens)) {
|
|
client->errorValue = screen;
|
|
return BadValue;
|
|
}
|
|
|
|
#ifdef FWD_QUERY_REQ
|
|
dmxScreen = &dmxScreens[screen];
|
|
|
|
/* Send the glXQueryServerString request */
|
|
dpy = GetBackEndDisplay(cl,screen);
|
|
LockDisplay(dpy);
|
|
GetReq(GLXQueryServerString,be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXQueryServerString;
|
|
be_req->screen = DefaultScreen(dpy);
|
|
be_req->name = name;
|
|
_XReply(dpy, (xReply*) &be_reply, 0, False);
|
|
len = (int)be_reply.length;
|
|
numbytes = (int)be_reply.n;
|
|
slop = numbytes * __GLX_SIZE_INT8 & 3;
|
|
be_buf = (char *)Xalloc(numbytes);
|
|
if (!be_buf) {
|
|
/* Throw data on the floor */
|
|
_XEatData(dpy, len);
|
|
} else {
|
|
_XRead(dpy, (char *)be_buf, numbytes);
|
|
if (slop) _XEatData(dpy,4-slop);
|
|
}
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
|
|
#else
|
|
be_buf = __glXGetServerString(name);
|
|
numbytes = strlen(be_buf) + 1;
|
|
len = __GLX_PAD(numbytes) >> 2;
|
|
#endif
|
|
|
|
length = len;
|
|
reply.type = X_Reply;
|
|
reply.sequenceNumber = client->sequence;
|
|
reply.length = length;
|
|
reply.n = numbytes;
|
|
|
|
if (client->swapped) {
|
|
glxSwapQueryServerStringReply(client, &reply, be_buf);
|
|
} else {
|
|
WriteToClient(client, sz_xGLXQueryServerStringReply, (char *)&reply);
|
|
WriteToClient(client, (int)(length << 2), be_buf);
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXClientInfo(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXClientInfoReq *req = (xGLXClientInfoReq *) pc;
|
|
xGLXClientInfoReq *be_req;
|
|
const char *buf;
|
|
int from_screen = 0;
|
|
int to_screen = 0;
|
|
int s;
|
|
|
|
cl->GLClientmajorVersion = req->major;
|
|
cl->GLClientminorVersion = req->minor;
|
|
if (cl->GLClientextensions) __glXFree(cl->GLClientextensions);
|
|
buf = (const char *)(req+1);
|
|
cl->GLClientextensions = __glXStrdup(buf);
|
|
|
|
to_screen = screenInfo.numScreens - 1;
|
|
|
|
for (s=from_screen; s<=to_screen; s++)
|
|
{
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
|
|
LockDisplay(dpy);
|
|
GetReq(GLXClientInfo,be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXClientInfo;
|
|
be_req->major = req->major;
|
|
be_req->minor = req->minor;
|
|
be_req->length = req->length;
|
|
be_req->numbytes = req->numbytes;
|
|
Data(dpy, buf, req->numbytes);
|
|
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXUseXFont(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXUseXFontReq *req;
|
|
xGLXUseXFontReq *be_req;
|
|
FontPtr pFont;
|
|
__GLXcontext *glxc = NULL;
|
|
int from_screen = 0;
|
|
int to_screen = 0;
|
|
int s;
|
|
dmxFontPrivPtr pFontPriv;
|
|
DMXScreenInfo *dmxScreen;
|
|
Display *dpy;
|
|
|
|
req = (xGLXUseXFontReq *) pc;
|
|
|
|
if (req->contextTag != 0) {
|
|
glxc = __glXLookupContextByTag(cl, req->contextTag);
|
|
if (glxc) {
|
|
from_screen = to_screen = glxc->pScreen->myNum;
|
|
}
|
|
}
|
|
|
|
/*
|
|
** Font can actually be either the ID of a font or the ID of a GC
|
|
** containing a font.
|
|
*/
|
|
pFont = (FontPtr)LookupIDByType(req->font, RT_FONT);
|
|
if (!pFont) {
|
|
GC *pGC = (GC *)LookupIDByType(req->font, RT_GC);
|
|
if (!pGC) {
|
|
client->errorValue = req->font;
|
|
return BadFont;
|
|
}
|
|
pFont = pGC->font;
|
|
}
|
|
|
|
pFontPriv = FontGetPrivate(pFont, dmxFontPrivateIndex);
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
}
|
|
#endif
|
|
|
|
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
dmxScreen = &dmxScreens[s];
|
|
dpy = GetBackEndDisplay(cl,s);
|
|
|
|
dmxSync( dmxScreen, 1 );
|
|
|
|
LockDisplay(dpy);
|
|
GetReq(GLXUseXFont,be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXUseXFont;
|
|
be_req->contextTag = (glxc ? GetCurrentBackEndTag(cl,req->contextTag,s) : 0);
|
|
be_req->font = pFontPriv->font[s]->fid;
|
|
be_req->first = req->first;
|
|
be_req->count = req->count;
|
|
be_req->listBase = req->listBase;
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
|
|
XSync( dpy, False );
|
|
}
|
|
|
|
return Success;
|
|
}
|
|
|
|
/*
|
|
* start GLX 1.3 here
|
|
*/
|
|
|
|
int __glXGetFBConfigs(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXGetFBConfigsReq *req = (xGLXGetFBConfigsReq *) pc;
|
|
xGLXGetFBConfigsReply reply;
|
|
__GLXFBConfig *pFBConfig;
|
|
CARD32 buf[2 * __GLX_TOTAL_FBCONFIG_PROPS];
|
|
int numAttribs = __GLX_TOTAL_FBCONFIG_PROPS;
|
|
unsigned int screen = req->screen;
|
|
int numFBConfigs, i, p;
|
|
__GLXscreenInfo *pGlxScreen;
|
|
|
|
if (screen > screenInfo.numScreens) {
|
|
/* The client library must send a valid screen number. */
|
|
client->errorValue = screen;
|
|
return BadValue;
|
|
}
|
|
|
|
pGlxScreen = &__glXActiveScreens[screen];
|
|
numFBConfigs = __glXNumFBConfigs;
|
|
|
|
reply.numFBConfigs = numFBConfigs;
|
|
reply.numAttribs = numAttribs;
|
|
reply.length = (numFBConfigs * 2 * numAttribs * __GLX_SIZE_CARD32) >> 2;
|
|
reply.type = X_Reply;
|
|
reply.sequenceNumber = client->sequence;
|
|
|
|
if (client->swapped) {
|
|
__GLX_DECLARE_SWAP_VARIABLES;
|
|
__GLX_SWAP_SHORT(&reply.sequenceNumber);
|
|
__GLX_SWAP_INT(&reply.length);
|
|
__GLX_SWAP_INT(&reply.numFBConfigs);
|
|
__GLX_SWAP_INT(&reply.numAttribs);
|
|
}
|
|
WriteToClient(client, sz_xGLXGetFBConfigsReply, (char *)&reply);
|
|
|
|
for (i=0; i < numFBConfigs; i++) {
|
|
int associatedVisualId = 0;
|
|
int drawableTypeIndex;
|
|
pFBConfig = __glXFBConfigs[ i * (screenInfo.numScreens+1) ];
|
|
|
|
p = 0;
|
|
/* core attributes */
|
|
buf[p++] = GLX_FBCONFIG_ID;
|
|
buf[p++] = pFBConfig->id;
|
|
buf[p++] = GLX_BUFFER_SIZE;
|
|
buf[p++] = pFBConfig->indexBits;
|
|
buf[p++] = GLX_LEVEL;
|
|
buf[p++] = pFBConfig->level;
|
|
buf[p++] = GLX_DOUBLEBUFFER;
|
|
buf[p++] = pFBConfig->doubleBufferMode;
|
|
buf[p++] = GLX_STEREO;
|
|
buf[p++] = pFBConfig->stereoMode;
|
|
buf[p++] = GLX_AUX_BUFFERS;
|
|
buf[p++] = pFBConfig->maxAuxBuffers;
|
|
buf[p++] = GLX_RED_SIZE;
|
|
buf[p++] = pFBConfig->redBits;
|
|
buf[p++] = GLX_GREEN_SIZE;
|
|
buf[p++] = pFBConfig->greenBits;
|
|
buf[p++] = GLX_BLUE_SIZE;
|
|
buf[p++] = pFBConfig->blueBits;
|
|
buf[p++] = GLX_ALPHA_SIZE;
|
|
buf[p++] = pFBConfig->alphaBits;
|
|
buf[p++] = GLX_DEPTH_SIZE;
|
|
buf[p++] = pFBConfig->depthBits;
|
|
buf[p++] = GLX_STENCIL_SIZE;
|
|
buf[p++] = pFBConfig->stencilBits;
|
|
buf[p++] = GLX_ACCUM_RED_SIZE;
|
|
buf[p++] = pFBConfig->accumRedBits;
|
|
buf[p++] = GLX_ACCUM_GREEN_SIZE;
|
|
buf[p++] = pFBConfig->accumGreenBits;
|
|
buf[p++] = GLX_ACCUM_BLUE_SIZE;
|
|
buf[p++] = pFBConfig->accumBlueBits;
|
|
buf[p++] = GLX_ACCUM_ALPHA_SIZE;
|
|
buf[p++] = pFBConfig->accumAlphaBits;
|
|
buf[p++] = GLX_RENDER_TYPE;
|
|
buf[p++] = pFBConfig->renderType;
|
|
buf[p++] = GLX_DRAWABLE_TYPE;
|
|
drawableTypeIndex = p;
|
|
buf[p++] = pFBConfig->drawableType;
|
|
buf[p++] = GLX_X_VISUAL_TYPE;
|
|
buf[p++] = pFBConfig->visualType;
|
|
buf[p++] = GLX_CONFIG_CAVEAT;
|
|
buf[p++] = pFBConfig->visualCaveat;
|
|
buf[p++] = GLX_TRANSPARENT_TYPE;
|
|
buf[p++] = pFBConfig->transparentType;
|
|
buf[p++] = GLX_TRANSPARENT_RED_VALUE;
|
|
buf[p++] = pFBConfig->transparentRed;
|
|
buf[p++] = GLX_TRANSPARENT_GREEN_VALUE;
|
|
buf[p++] = pFBConfig->transparentGreen;
|
|
buf[p++] = GLX_TRANSPARENT_BLUE_VALUE;
|
|
buf[p++] = pFBConfig->transparentBlue;
|
|
buf[p++] = GLX_TRANSPARENT_ALPHA_VALUE;
|
|
buf[p++] = pFBConfig->transparentAlpha;
|
|
buf[p++] = GLX_TRANSPARENT_INDEX_VALUE;
|
|
buf[p++] = pFBConfig->transparentIndex;
|
|
buf[p++] = GLX_MAX_PBUFFER_WIDTH;
|
|
buf[p++] = pFBConfig->maxPbufferWidth;
|
|
buf[p++] = GLX_MAX_PBUFFER_HEIGHT;
|
|
buf[p++] = pFBConfig->maxPbufferHeight;
|
|
buf[p++] = GLX_MAX_PBUFFER_PIXELS;
|
|
buf[p++] = pFBConfig->maxPbufferPixels;
|
|
|
|
/*
|
|
* find the visual of the back-end server and match a visual
|
|
* on the proxy.
|
|
* do only once - if a visual is not yet associated.
|
|
*/
|
|
if (pFBConfig->associatedVisualId == (unsigned int)-1) {
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[screen];
|
|
__GLXFBConfig *be_pFBConfig = __glXFBConfigs[ i * (screenInfo.numScreens+1)+screen+1 ];
|
|
__GLXvisualConfig *pGlxVisual = NULL;
|
|
int v;
|
|
int found = 0;
|
|
for (v=0; v<dmxScreen->numGlxVisuals; v++) {
|
|
if (dmxScreen->glxVisuals[v].vid == be_pFBConfig->associatedVisualId) {
|
|
pGlxVisual = &dmxScreen->glxVisuals[v];
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (pGlxVisual) {
|
|
for (v=0; v<pGlxScreen->numVisuals; v++) {
|
|
if (glxVisualsMatch(&pGlxScreen->pGlxVisual[v], pGlxVisual)) {
|
|
associatedVisualId = pGlxScreen->pGlxVisual[v].vid;
|
|
found = 1;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (!found) {
|
|
associatedVisualId = 0;
|
|
pFBConfig->drawableType &= ~(GLX_WINDOW_BIT);
|
|
buf[drawableTypeIndex] = pFBConfig->drawableType;
|
|
}
|
|
#ifdef PANORAMIX
|
|
else if (!noPanoramiXExtension) {
|
|
/* convert the associated visualId to the panoramix one */
|
|
for (v=0; v<255; v++) {
|
|
if ( PanoramiXVisualTable[ v * MAXSCREENS + screen ] ==
|
|
associatedVisualId ) {
|
|
associatedVisualId = v;
|
|
break;
|
|
}
|
|
}
|
|
pFBConfig->associatedVisualId = associatedVisualId;
|
|
}
|
|
#endif
|
|
}
|
|
else {
|
|
associatedVisualId = pFBConfig->associatedVisualId;
|
|
}
|
|
|
|
buf[p++] = GLX_VISUAL_ID;
|
|
buf[p++] = associatedVisualId;
|
|
|
|
/* SGIS_multisample attributes */
|
|
buf[p++] = GLX_SAMPLES_SGIS;
|
|
buf[p++] = pFBConfig->multiSampleSize;
|
|
buf[p++] = GLX_SAMPLE_BUFFERS_SGIS;
|
|
buf[p++] = pFBConfig->nMultiSampleBuffers;
|
|
|
|
/* SGIX_pbuffer specific attributes */
|
|
buf[p++] = GLX_OPTIMAL_PBUFFER_WIDTH_SGIX;
|
|
buf[p++] = pFBConfig->optimalPbufferWidth;
|
|
buf[p++] = GLX_OPTIMAL_PBUFFER_HEIGHT_SGIX;
|
|
buf[p++] = pFBConfig->optimalPbufferHeight;
|
|
|
|
buf[p++] = GLX_VISUAL_SELECT_GROUP_SGIX;
|
|
buf[p++] = pFBConfig->visualSelectGroup;
|
|
|
|
if (client->swapped) {
|
|
__GLX_DECLARE_SWAP_VARIABLES;
|
|
__GLX_SWAP_INT_ARRAY((int *)buf, 2*numAttribs);
|
|
}
|
|
WriteToClient(client, 2*numAttribs * __GLX_SIZE_CARD32, (char *)buf);
|
|
}
|
|
return Success;
|
|
}
|
|
|
|
int __glXGetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXGetFBConfigsSGIXReq *req = (xGLXGetFBConfigsSGIXReq *)pc;
|
|
xGLXGetFBConfigsReq new_req;
|
|
|
|
new_req.reqType = req->reqType;
|
|
new_req.glxCode = req->glxCode;
|
|
new_req.length = req->length;
|
|
new_req.screen = req->screen;
|
|
|
|
return( __glXGetFBConfigs( cl, (GLbyte *)&new_req ) );
|
|
}
|
|
|
|
|
|
int __glXCreateWindow(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXCreateWindowReq *req = (xGLXCreateWindowReq *) pc;
|
|
int screen = req->screen;
|
|
GLXFBConfigID fbconfigId = req->fbconfig;
|
|
XID windowId = req->window;
|
|
XID glxwindowId = req->glxwindow;
|
|
DrawablePtr pDraw;
|
|
ScreenPtr pScreen;
|
|
__glXWindow *pGlxWindow;
|
|
__GLXFBConfig *pGlxFBConfig = NULL;
|
|
VisualPtr pVisual;
|
|
VisualID visId;
|
|
int i;
|
|
|
|
/*
|
|
** Check if windowId is valid
|
|
*/
|
|
pDraw = (DrawablePtr) LookupDrawable(windowId, client);
|
|
if (!pDraw || pDraw->type != DRAWABLE_WINDOW) {
|
|
client->errorValue = windowId;
|
|
return BadWindow;
|
|
}
|
|
|
|
/*
|
|
** Check if screen of window matches screen of fbconfig.
|
|
*/
|
|
pScreen = pDraw->pScreen;
|
|
if (screen != pScreen->myNum) {
|
|
return BadMatch;
|
|
}
|
|
|
|
/*
|
|
** Find the FBConfigRec for this fbconfigid.
|
|
*/
|
|
if (!(pGlxFBConfig = glxLookupFBConfig(fbconfigId))) {
|
|
client->errorValue = fbconfigId;
|
|
return __glXBadFBConfig;
|
|
}
|
|
visId = pGlxFBConfig->associatedVisualId;
|
|
|
|
/*
|
|
** Check if the fbconfig supports rendering to windows
|
|
*/
|
|
if( !(pGlxFBConfig->drawableType & GLX_WINDOW_BIT) ) {
|
|
return BadMatch;
|
|
}
|
|
|
|
if (visId != None) {
|
|
/*
|
|
** Check if the visual ID is valid for this screen.
|
|
*/
|
|
pVisual = pScreen->visuals;
|
|
for (i = 0; i < pScreen->numVisuals; i++, pVisual++) {
|
|
if (pVisual->vid == visId) {
|
|
break;
|
|
}
|
|
}
|
|
if (i == pScreen->numVisuals) {
|
|
client->errorValue = visId;
|
|
return BadValue;
|
|
}
|
|
|
|
/*
|
|
** Check if color buffer depth of fbconfig matches depth
|
|
** of window.
|
|
*/
|
|
if (pVisual->nplanes != pDraw->depth) {
|
|
return BadMatch;
|
|
}
|
|
} else
|
|
/*
|
|
** The window was created with no visual that corresponds
|
|
** to fbconfig
|
|
*/
|
|
return BadMatch;
|
|
|
|
/*
|
|
** Check if there is already a fbconfig associated with this window
|
|
*/
|
|
if ( LookupIDByType(glxwindowId, __glXWindowRes) ) {
|
|
client->errorValue = glxwindowId;
|
|
return BadAlloc;
|
|
}
|
|
|
|
pGlxWindow = (__glXWindow *) xalloc(sizeof(__glXWindow));
|
|
if (!pGlxWindow) {
|
|
return BadAlloc;
|
|
}
|
|
|
|
/*
|
|
** Register this GLX window as a resource
|
|
*/
|
|
if (!(AddResource(glxwindowId, __glXWindowRes, pGlxWindow))) {
|
|
return BadAlloc;
|
|
}
|
|
|
|
pGlxWindow->pDraw = pDraw;
|
|
pGlxWindow->type = GLX_GLXWINDOW_TYPE;
|
|
pGlxWindow->idExists = True;
|
|
pGlxWindow->refcnt = 0;
|
|
pGlxWindow->pGlxFBConfig = pGlxFBConfig;
|
|
pGlxWindow->pScreen = pScreen;
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXDestroyWindow(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXDestroyWindowReq *req = (xGLXDestroyWindowReq *) pc;
|
|
XID glxwindow = req->glxwindow;
|
|
|
|
/*
|
|
** Check if it's a valid GLX window.
|
|
*/
|
|
if (!LookupIDByType(glxwindow, __glXWindowRes)) {
|
|
client->errorValue = glxwindow;
|
|
return __glXBadDrawable;
|
|
}
|
|
/*
|
|
** The glx window destructor will check whether it's current before
|
|
** freeing anything.
|
|
*/
|
|
FreeResource(glxwindow, RT_NONE);
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXQueryContext(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
__GLXcontext *ctx;
|
|
xGLXQueryContextReq *req;
|
|
xGLXQueryContextReply reply;
|
|
int nProps;
|
|
int *sendBuf, *pSendBuf;
|
|
int nReplyBytes;
|
|
|
|
req = (xGLXQueryContextReq *)pc;
|
|
ctx = (__GLXcontext *) LookupIDByType(req->context, __glXContextRes);
|
|
if (!ctx) {
|
|
client->errorValue = req->context;
|
|
return __glXBadContext;
|
|
}
|
|
|
|
nProps = 3;
|
|
|
|
reply.length = nProps << 1;
|
|
reply.type = X_Reply;
|
|
reply.sequenceNumber = client->sequence;
|
|
reply.n = nProps;
|
|
|
|
nReplyBytes = reply.length << 2;
|
|
sendBuf = (int *)xalloc(nReplyBytes);
|
|
pSendBuf = sendBuf;
|
|
*pSendBuf++ = GLX_FBCONFIG_ID;
|
|
*pSendBuf++ = (int)(ctx->pFBConfig->id);
|
|
*pSendBuf++ = GLX_RENDER_TYPE;
|
|
*pSendBuf++ = (int)(ctx->pFBConfig->renderType);
|
|
*pSendBuf++ = GLX_SCREEN;
|
|
*pSendBuf++ = (int)(ctx->pScreen->myNum);
|
|
|
|
if (client->swapped) {
|
|
__glXSwapQueryContextReply(client, &reply, sendBuf);
|
|
} else {
|
|
WriteToClient(client, sz_xGLXQueryContextReply, (char *)&reply);
|
|
WriteToClient(client, nReplyBytes, (char *)sendBuf);
|
|
}
|
|
xfree((char *)sendBuf);
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXQueryContextInfoEXT(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
__GLXcontext *ctx;
|
|
xGLXQueryContextInfoEXTReq *req;
|
|
xGLXQueryContextInfoEXTReply reply;
|
|
int nProps;
|
|
int *sendBuf, *pSendBuf;
|
|
int nReplyBytes;
|
|
|
|
req = (xGLXQueryContextInfoEXTReq *)pc;
|
|
ctx = (__GLXcontext *) SecurityLookupIDByType(client, req->context, __glXContextRes, SecurityReadAccess);
|
|
if (!ctx) {
|
|
client->errorValue = req->context;
|
|
return __glXBadContext;
|
|
}
|
|
|
|
nProps = 4;
|
|
|
|
reply.length = nProps << 1;
|
|
reply.type = X_Reply;
|
|
reply.sequenceNumber = client->sequence;
|
|
reply.n = nProps;
|
|
|
|
nReplyBytes = reply.length << 2;
|
|
sendBuf = (int *)xalloc(nReplyBytes);
|
|
pSendBuf = sendBuf;
|
|
*pSendBuf++ = GLX_SHARE_CONTEXT_EXT;
|
|
*pSendBuf++ = (int)(ctx->share_id);
|
|
*pSendBuf++ = GLX_VISUAL_ID_EXT;
|
|
*pSendBuf++ = (int)(ctx->pVisual ? ctx->pVisual->vid : 0);
|
|
*pSendBuf++ = GLX_SCREEN_EXT;
|
|
*pSendBuf++ = (int)(ctx->pScreen->myNum);
|
|
*pSendBuf++ = GLX_FBCONFIG_ID;
|
|
*pSendBuf++ = (int)(ctx->pFBConfig ? ctx->pFBConfig->id : 0);
|
|
|
|
if (client->swapped) {
|
|
__glXSwapQueryContextInfoEXTReply(client, &reply, sendBuf);
|
|
} else {
|
|
WriteToClient(client, sz_xGLXQueryContextInfoEXTReply, (char *)&reply);
|
|
WriteToClient(client, nReplyBytes, (char *)sendBuf);
|
|
}
|
|
xfree((char *)sendBuf);
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXCreatePbuffer(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXCreatePbufferReq *req = (xGLXCreatePbufferReq *)pc;
|
|
xGLXCreatePbufferReq *be_req;
|
|
int screen = req->screen;
|
|
GLXFBConfigID fbconfigId = req->fbconfig;
|
|
GLXPbuffer pbuffer = req->pbuffer;
|
|
__glXPbuffer *pGlxPbuffer;
|
|
int numAttribs = req->numAttribs;
|
|
int *attr;
|
|
ScreenPtr pScreen;
|
|
__GLXFBConfig *pGlxFBConfig;
|
|
__GLXFBConfig *be_pGlxFBConfig;
|
|
XID be_xid;
|
|
Display *dpy;
|
|
DMXScreenInfo *dmxScreen;
|
|
int s;
|
|
int from_screen, to_screen;
|
|
|
|
/*
|
|
** Look up screen and FBConfig.
|
|
*/
|
|
if (screen > screenInfo.numScreens) {
|
|
/* The client library must send a valid screen number. */
|
|
client->errorValue = screen;
|
|
return BadValue;
|
|
}
|
|
pScreen = screenInfo.screens[screen];
|
|
|
|
/*
|
|
** Find the FBConfigRec for this fbconfigid.
|
|
*/
|
|
if (!(pGlxFBConfig = glxLookupFBConfig(fbconfigId))) {
|
|
client->errorValue = fbconfigId;
|
|
return __glXBadFBConfig;
|
|
}
|
|
|
|
/*
|
|
** Create the GLX part of the Pbuffer.
|
|
*/
|
|
pGlxPbuffer = (__glXPbuffer *) xalloc(sizeof(__glXPbuffer));
|
|
if (!pGlxPbuffer) {
|
|
return BadAlloc;
|
|
}
|
|
|
|
pGlxPbuffer->be_xids = (XID *) xalloc( sizeof(XID) * screenInfo.numScreens );
|
|
if (!pGlxPbuffer->be_xids) {
|
|
xfree(pGlxPbuffer);
|
|
return BadAlloc;
|
|
}
|
|
|
|
/*
|
|
* Allocate an XID on the back-end server(s) and send him the request
|
|
*/
|
|
from_screen = to_screen = screen;
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
}
|
|
#endif
|
|
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
dpy = GetBackEndDisplay(cl,s);
|
|
be_xid = XAllocID(dpy);
|
|
dmxScreen = &dmxScreens[s];
|
|
be_pGlxFBConfig = glxLookupBackEndFBConfig( pGlxFBConfig->id, s );
|
|
|
|
attr = (int *)( req+1 );
|
|
|
|
LockDisplay(dpy);
|
|
GetReqExtra(GLXCreatePbuffer, 2 * numAttribs * __GLX_SIZE_CARD32, be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXCreatePbuffer;
|
|
be_req->screen = be_pGlxFBConfig->screen;
|
|
be_req->fbconfig = be_pGlxFBConfig->id;
|
|
be_req->pbuffer = be_xid;
|
|
be_req->numAttribs = numAttribs;
|
|
|
|
/* Send attributes */
|
|
if ( attr != NULL ) {
|
|
CARD32 *pc = (CARD32 *)(be_req + 1);
|
|
|
|
while (numAttribs-- > 0) {
|
|
*pc++ = *attr++; /* token */
|
|
*pc++ = *attr++; /* value */
|
|
}
|
|
}
|
|
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
|
|
pGlxPbuffer->be_xids[s] = be_xid;
|
|
}
|
|
|
|
|
|
pGlxPbuffer->idExists = True;
|
|
pGlxPbuffer->refcnt = 0;
|
|
pGlxPbuffer->pFBConfig = pGlxFBConfig;
|
|
pGlxPbuffer->pScreen = pScreen;
|
|
|
|
/*
|
|
** Register the resource.
|
|
*/
|
|
if (!(AddResource(pbuffer, __glXPbufferRes, pGlxPbuffer))) {
|
|
return BadAlloc;
|
|
}
|
|
|
|
return Success;
|
|
|
|
}
|
|
|
|
int __glXDestroyPbuffer(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXDestroyPbufferReq *req = (xGLXDestroyPbufferReq *) pc;
|
|
xGLXDestroyPbufferReq *be_req;
|
|
GLXPbuffer pbuffer = req->pbuffer;
|
|
Display *dpy;
|
|
int screen;
|
|
DMXScreenInfo *dmxScreen;
|
|
__glXPbuffer *pGlxPbuffer;
|
|
int s;
|
|
int from_screen, to_screen;
|
|
|
|
/*
|
|
** Check if it's a valid Pbuffer
|
|
*/
|
|
pGlxPbuffer = (__glXPbuffer *)LookupIDByType(pbuffer, __glXPbufferRes);
|
|
if (!pGlxPbuffer) {
|
|
client->errorValue = pbuffer;
|
|
return __glXBadPbuffer;
|
|
}
|
|
|
|
screen = pGlxPbuffer->pScreen->myNum;
|
|
|
|
from_screen = to_screen = screen;
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
}
|
|
#endif
|
|
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
dpy = GetBackEndDisplay(cl,s);
|
|
dmxScreen = &dmxScreens[s];
|
|
|
|
/* send the destroy request to the back-end server */
|
|
LockDisplay(dpy);
|
|
GetReq(GLXDestroyPbuffer, be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXDestroyPbuffer;
|
|
be_req->pbuffer = pGlxPbuffer->be_xids[s];
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
}
|
|
|
|
FreeResource(pbuffer, RT_NONE);
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXGetDrawableAttributes(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXGetDrawableAttributesReq *req = (xGLXGetDrawableAttributesReq *)pc;
|
|
xGLXGetDrawableAttributesReq *be_req;
|
|
xGLXGetDrawableAttributesReply reply;
|
|
ClientPtr client = cl->client;
|
|
GLXDrawable drawId = req->drawable;
|
|
GLXDrawable be_drawable = 0;
|
|
DrawablePtr pDraw = NULL;
|
|
Display *dpy;
|
|
int screen;
|
|
DMXScreenInfo *dmxScreen;
|
|
CARD32 *attribs = NULL;
|
|
int attribs_size;
|
|
#ifdef PANORAMIX
|
|
PanoramiXRes *pXinDraw = NULL;
|
|
#endif
|
|
|
|
if (drawId != None) {
|
|
pDraw = (DrawablePtr) LookupDrawable(drawId, client);
|
|
if (pDraw) {
|
|
if (pDraw->type == DRAWABLE_WINDOW) {
|
|
WindowPtr pWin = (WindowPtr)pDraw;
|
|
be_drawable = 0;
|
|
screen = pWin->drawable.pScreen->myNum;
|
|
|
|
}
|
|
else {
|
|
/*
|
|
** Drawable is not a Window , GLXWindow or a GLXPixmap.
|
|
*/
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
}
|
|
|
|
if (!pDraw) {
|
|
__GLXpixmap *pGlxPixmap = (__GLXpixmap *) LookupIDByType(drawId,
|
|
__glXPixmapRes);
|
|
if (pGlxPixmap) {
|
|
pDraw = pGlxPixmap->pDraw;
|
|
screen = pGlxPixmap->pScreen->myNum;
|
|
be_drawable = pGlxPixmap->be_xids[screen];
|
|
}
|
|
}
|
|
|
|
if (!pDraw) {
|
|
__glXWindow *pGlxWindow = (__glXWindow *) LookupIDByType(drawId, __glXWindowRes);
|
|
if (pGlxWindow) {
|
|
pDraw = pGlxWindow->pDraw;
|
|
screen = pGlxWindow->pScreen->myNum;
|
|
be_drawable = 0;
|
|
}
|
|
}
|
|
|
|
if (!pDraw) {
|
|
__glXPbuffer *pGlxPbuffer = (__glXPbuffer *)LookupIDByType(drawId, __glXPbufferRes);
|
|
if (pGlxPbuffer) {
|
|
pDraw = (DrawablePtr)pGlxPbuffer;
|
|
screen = pGlxPbuffer->pScreen->myNum;
|
|
be_drawable = pGlxPbuffer->be_xids[screen];
|
|
}
|
|
}
|
|
|
|
|
|
if (!pDraw) {
|
|
/*
|
|
** Drawable is not a Window , GLXWindow or a GLXPixmap.
|
|
*/
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
}
|
|
|
|
|
|
/* if the drawable is a window or GLXWindow -
|
|
* we need to find the base id on the back-end server
|
|
*/
|
|
if (!be_drawable) {
|
|
WindowPtr pWin = (WindowPtr)pDraw;
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
pXinDraw = (PanoramiXRes *)
|
|
SecurityLookupIDByClass(client, pDraw->id, XRC_DRAWABLE, SecurityReadAccess);
|
|
if (!pXinDraw) {
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
|
|
pWin = (WindowPtr)SecurityLookupWindow(pXinDraw->info[screen].id,
|
|
client,
|
|
SecurityReadAccess);
|
|
}
|
|
#endif
|
|
|
|
if (pWin) {
|
|
be_drawable = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
|
|
if (!be_drawable) {
|
|
/* it might be that the window did not created yet on the */
|
|
/* back-end server (lazy window creation option), force */
|
|
/* creation of the window */
|
|
dmxCreateAndRealizeWindow( pWin, TRUE );
|
|
be_drawable = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
|
|
}
|
|
}
|
|
else {
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
}
|
|
|
|
|
|
/* send the request to the back-end server */
|
|
dpy = GetBackEndDisplay(cl,screen);
|
|
dmxScreen = &dmxScreens[screen];
|
|
|
|
/* make sure drawable exists on back-end */
|
|
dmxSync( dmxScreen, 1 );
|
|
|
|
LockDisplay(dpy);
|
|
GetReq(GLXGetDrawableAttributes, be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXGetDrawableAttributes;
|
|
be_req->drawable = be_drawable;
|
|
be_req->length = req->length;
|
|
if (!_XReply(dpy, (xReply *) &reply, 0, False)) {
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
return( BE_TO_CLIENT_ERROR(dmxLastErrorEvent.error_code) );
|
|
}
|
|
|
|
if (reply.numAttribs) {
|
|
attribs_size = 2 * reply.numAttribs * __GLX_SIZE_CARD32;
|
|
attribs = (CARD32 *) Xalloc(attribs_size);
|
|
if (attribs == NULL) {
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
return BadAlloc;
|
|
}
|
|
|
|
_XRead(dpy, (char *) attribs, attribs_size);
|
|
}
|
|
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
|
|
|
|
/* send the reply back to the client */
|
|
reply.sequenceNumber = client->sequence;
|
|
if (client->swapped) {
|
|
__glXSwapGetDrawableAttributesReply(client, &reply, (int *)attribs);
|
|
}
|
|
else {
|
|
WriteToClient(client, sz_xGLXGetDrawableAttributesReply, (char *)&reply);
|
|
WriteToClient(client, attribs_size, (char *)attribs);
|
|
}
|
|
|
|
Xfree(attribs);
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXChangeDrawableAttributes(__GLXclientState *cl, GLbyte *pc)
|
|
{
|
|
xGLXChangeDrawableAttributesReq *req = (xGLXChangeDrawableAttributesReq *)pc;
|
|
xGLXChangeDrawableAttributesReq *be_req;
|
|
ClientPtr client = cl->client;
|
|
GLXDrawable drawId = req->drawable;
|
|
GLXDrawable be_drawable = 0;
|
|
DrawablePtr pDraw = NULL;
|
|
Display *dpy;
|
|
int screen;
|
|
DMXScreenInfo *dmxScreen;
|
|
char *attrbuf;
|
|
#ifdef PANORAMIX
|
|
PanoramiXRes *pXinDraw = NULL;
|
|
PanoramiXRes *pXinReadDraw = NULL;
|
|
#endif
|
|
|
|
if (drawId != None) {
|
|
pDraw = (DrawablePtr) LookupDrawable(drawId, client);
|
|
if (pDraw) {
|
|
if (pDraw->type == DRAWABLE_WINDOW) {
|
|
WindowPtr pWin = (WindowPtr)pDraw;
|
|
be_drawable = 0;
|
|
screen = pWin->drawable.pScreen->myNum;
|
|
|
|
}
|
|
else {
|
|
/*
|
|
** Drawable is not a Window , GLXWindow or a GLXPixmap.
|
|
*/
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
}
|
|
|
|
if (!pDraw) {
|
|
__GLXpixmap *pGlxPixmap = (__GLXpixmap *) LookupIDByType(drawId,
|
|
__glXPixmapRes);
|
|
if (pGlxPixmap) {
|
|
pDraw = pGlxPixmap->pDraw;
|
|
screen = pGlxPixmap->pScreen->myNum;
|
|
be_drawable = pGlxPixmap->be_xids[screen];
|
|
}
|
|
}
|
|
|
|
if (!pDraw) {
|
|
__glXWindow *pGlxWindow = (__glXWindow *) LookupIDByType(drawId, __glXWindowRes);
|
|
if (pGlxWindow) {
|
|
pDraw = pGlxWindow->pDraw;
|
|
screen = pGlxWindow->pScreen->myNum;
|
|
be_drawable = 0;
|
|
}
|
|
}
|
|
|
|
if (!pDraw) {
|
|
__glXPbuffer *pGlxPbuffer = (__glXPbuffer *)LookupIDByType(drawId, __glXPbufferRes);
|
|
if (pGlxPbuffer) {
|
|
pDraw = (DrawablePtr)pGlxPbuffer;
|
|
screen = pGlxPbuffer->pScreen->myNum;
|
|
be_drawable = pGlxPbuffer->be_xids[screen];
|
|
}
|
|
}
|
|
|
|
|
|
if (!pDraw) {
|
|
/*
|
|
** Drawable is not a Window , GLXWindow or a GLXPixmap.
|
|
*/
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
}
|
|
|
|
|
|
/* if the drawable is a window or GLXWindow -
|
|
* we need to find the base id on the back-end server
|
|
*/
|
|
if (!be_drawable) {
|
|
WindowPtr pWin = (WindowPtr)pDraw;
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
pXinDraw = (PanoramiXRes *)
|
|
SecurityLookupIDByClass(client, pDraw->id, XRC_DRAWABLE, SecurityReadAccess);
|
|
if (!pXinDraw) {
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
|
|
pWin = (WindowPtr)SecurityLookupWindow(pXinDraw->info[screen].id,
|
|
client,
|
|
SecurityReadAccess);
|
|
}
|
|
#endif
|
|
|
|
if (pWin) {
|
|
be_drawable = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
|
|
if (!be_drawable) {
|
|
/* it might be that the window did not created yet on the */
|
|
/* back-end server (lazy window creation option), force */
|
|
/* creation of the window */
|
|
dmxCreateAndRealizeWindow( pWin, TRUE );
|
|
be_drawable = (unsigned int)(DMX_GET_WINDOW_PRIV(pWin))->window;
|
|
}
|
|
}
|
|
else {
|
|
client->errorValue = drawId;
|
|
return __glXBadDrawable;
|
|
}
|
|
}
|
|
|
|
|
|
/* send the request to the back-end server */
|
|
dpy = GetBackEndDisplay(cl,screen);
|
|
dmxScreen = &dmxScreens[screen];
|
|
|
|
/* make sure drawable exists on back-end */
|
|
dmxSync( dmxScreen, 1 );
|
|
|
|
LockDisplay(dpy);
|
|
GetReqExtra(GLXChangeDrawableAttributes,
|
|
2 * req->numAttribs * __GLX_SIZE_CARD32, be_req);
|
|
be_req->reqType = dmxScreen->glxMajorOpcode;
|
|
be_req->glxCode = X_GLXChangeDrawableAttributes;
|
|
be_req->drawable = be_drawable;
|
|
be_req->numAttribs = req->numAttribs;
|
|
be_req->length = req->length;
|
|
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
|
|
return Success;
|
|
}
|
|
|
|
int __glXSendLargeCommand(__GLXclientState *cl, GLXContextTag contextTag)
|
|
{
|
|
ClientPtr client = cl->client;
|
|
xGLXRenderLargeReq *req;
|
|
GLint maxSize, amount;
|
|
GLint totalRequests, requestNumber;
|
|
GLint dataLen;
|
|
GLbyte *data;
|
|
__GLXcontext *glxc;
|
|
int s;
|
|
int from_screen, to_screen;
|
|
|
|
maxSize = cl->largeCmdMaxReqDataSize - (GLint)sizeof(xGLXRenderLargeReq);
|
|
dataLen = cl->largeCmdBytesTotal;
|
|
totalRequests = (dataLen / maxSize);
|
|
if (dataLen % maxSize) totalRequests++;
|
|
|
|
glxc = __glXLookupContextByTag(cl, contextTag);
|
|
if (!glxc) {
|
|
client->errorValue = contextTag;
|
|
return __glXBadContext;
|
|
}
|
|
from_screen = to_screen = glxc->pScreen->myNum;
|
|
|
|
#ifdef PANORAMIX
|
|
if (!noPanoramiXExtension) {
|
|
from_screen = 0;
|
|
to_screen = screenInfo.numScreens - 1;
|
|
}
|
|
#endif
|
|
|
|
/*
|
|
** Send enough requests until the whole array is sent.
|
|
*/
|
|
requestNumber = 1;
|
|
data = cl->largeCmdBuf;
|
|
while (dataLen > 0) {
|
|
amount = dataLen;
|
|
if (amount > maxSize) {
|
|
amount = maxSize;
|
|
}
|
|
|
|
for (s=from_screen; s<=to_screen; s++) {
|
|
|
|
Display *dpy = GetBackEndDisplay(cl,s);
|
|
DMXScreenInfo *dmxScreen = &dmxScreens[s];
|
|
|
|
LockDisplay(dpy);
|
|
GetReq(GLXRenderLarge,req);
|
|
req->reqType = dmxScreen->glxMajorOpcode;
|
|
req->glxCode = X_GLXRenderLarge;
|
|
req->contextTag = (glxc ? GetCurrentBackEndTag(cl,contextTag,s) : 0);
|
|
req->length += (amount + 3) >> 2;
|
|
req->requestNumber = requestNumber++;
|
|
req->requestTotal = totalRequests;
|
|
req->dataBytes = amount;
|
|
Data(dpy, ((const char*)data), amount);
|
|
dataLen -= amount;
|
|
data = ((GLbyte *) data) + amount;
|
|
UnlockDisplay(dpy);
|
|
SyncHandle();
|
|
}
|
|
}
|
|
|
|
return Success;
|
|
}
|