Pull XORG-6_8_0 to CYGWIN branchCYGWIN-6_8_0-MERGE

18 files changed, 507 insertions, 374 deletions

diff --git a/GL/glx/g_disptab.c b/GL/glx/g_disptab.c
index 12d1abe56..8c8dc2ccc 100644
--- a/GL/glx/g_disptab.c
+++ b/GL/glx/g_disptab.c
@@ -54,18 +54,18 @@ __GLXdispatchSingleProcPtr __glXSingleTable[__GLX_SINGLE_TABLE_SIZE] = {
 	__glXQueryExtensionsString,
 	__glXQueryServerString,
 	__glXClientInfo,
-	__glXNoSuchSingleOpcode, /* glXGetFBConfigs */
-	__glXNoSuchSingleOpcode, /* glXCreatePixmap */
-	__glXNoSuchSingleOpcode, /* glXDestroyPixmap */
-	__glXNoSuchSingleOpcode, /* glXCreateNewContext */
+	__glXGetFBConfigs,
+	__glXCreatePixmap,
+	__glXDestroyGLXPixmap, /* glXDestroyPixmap */
+	__glXCreateNewContext,
 	__glXNoSuchSingleOpcode, /* glXQueryContext */
 	__glXMakeContextCurrent,
-	__glXNoSuchSingleOpcode,
-	__glXNoSuchSingleOpcode,
-	__glXNoSuchSingleOpcode,
-	__glXNoSuchSingleOpcode,
-	__glXNoSuchSingleOpcode,
-	__glXNoSuchSingleOpcode,
+	__glXNoSuchSingleOpcode, /* glXCreatePbuffer */
+	__glXNoSuchSingleOpcode, /* glXDestroyPbuffer */
+	__glXNoSuchSingleOpcode, /* glXGetDrawableAttributes */
+	__glXNoSuchSingleOpcode, /* glXChangeDrawableAttributes */
+	__glXNoSuchSingleOpcode, /* glXCreateWindow */
+	__glXNoSuchSingleOpcode, /* glXDestroyWindow */
 	__glXNoSuchSingleOpcode,
 	__glXNoSuchSingleOpcode,
 	__glXNoSuchSingleOpcode,
@@ -455,18 +455,18 @@ __GLXdispatchSingleProcPtr __glXSwapSingleTable[__GLX_SINGLE_TABLE_SIZE] = {
 	__glXSwapQueryExtensionsString,
 	__glXSwapQueryServerString,
 	__glXSwapClientInfo,
-	__glXNoSuchSingleOpcode, /* glXGetFBConfigs */
-	__glXNoSuchSingleOpcode, /* glXCreatePixmap */
-	__glXNoSuchSingleOpcode, /* glXDestroyPixmap */
-	__glXNoSuchSingleOpcode, /* glXCreateNewContext */
+	__glXSwapGetFBConfigs,
+	__glXSwapCreatePixmap,
+	__glXSwapDestroyGLXPixmap, /* glXDestroyPixmap */
+	__glXSwapCreateNewContext,
 	__glXNoSuchSingleOpcode, /* glXQueryContext */
 	__glXSwapMakeContextCurrent,
-	__glXNoSuchSingleOpcode,
-	__glXNoSuchSingleOpcode,
-	__glXNoSuchSingleOpcode,
-	__glXNoSuchSingleOpcode,
-	__glXNoSuchSingleOpcode,
-	__glXNoSuchSingleOpcode,
+	__glXNoSuchSingleOpcode, /* glXCreatePbuffer */
+	__glXNoSuchSingleOpcode, /* glXDestroyPbuffer */
+	__glXNoSuchSingleOpcode, /* glXGetDrawableAttributes */
+	__glXNoSuchSingleOpcode, /* glXChangeDrawableAttributes */
+	__glXNoSuchSingleOpcode, /* glXCreateWindow */
+	__glXNoSuchSingleOpcode, /* glXDestroyWindow */
 	__glXNoSuchSingleOpcode,
 	__glXNoSuchSingleOpcode,
 	__glXNoSuchSingleOpcode,
diff --git a/GL/glx/g_disptab.h b/GL/glx/g_disptab.h
index 25c233ac7..566650bf7 100644
--- a/GL/glx/g_disptab.h
+++ b/GL/glx/g_disptab.h
@@ -52,6 +52,9 @@ extern int __glXQueryExtensionsString(__GLXclientState*, GLbyte*);
 extern int __glXQueryServerString(__GLXclientState*, GLbyte*);
 extern int __glXClientInfo(__GLXclientState*, GLbyte*);
 extern int __glXMakeContextCurrent(__GLXclientState*, GLbyte*);
+extern int __glXGetFBConfigs(__GLXclientState*, GLbyte*);
+extern int __glXCreateNewContext(__GLXclientState*, GLbyte*);
+extern int __glXCreatePixmap(__GLXclientState*, GLbyte*);
 
 extern int __glXDisp_NewList(__GLXclientState*, GLbyte*);
 extern int __glXDisp_EndList(__GLXclientState*, GLbyte*);
@@ -349,6 +352,9 @@ extern int __glXSwapQueryExtensionsString(__GLXclientState*, GLbyte*);
 extern int __glXSwapQueryServerString(__GLXclientState*, GLbyte*);
 extern int __glXSwapClientInfo(__GLXclientState*, GLbyte*);
 extern int __glXSwapMakeContextCurrent(__GLXclientState*, GLbyte*);
+extern int __glXSwapGetFBConfigs(__GLXclientState*, GLbyte*);
+extern int __glXSwapCreateNewContext(__GLXclientState*, GLbyte*);
+extern int __glXSwapCreatePixmap(__GLXclientState*, GLbyte*);
 
 extern int __glXDispSwap_NewList(__GLXclientState*, GLbyte*);
 extern int __glXDispSwap_EndList(__GLXclientState*, GLbyte*);
diff --git a/GL/glx/g_render.c b/GL/glx/g_render.c
index a599423cc..f014e3be5 100644
--- a/GL/glx/g_render.c
+++ b/GL/glx/g_render.c
@@ -2273,7 +2273,6 @@ void __glXDisp_WindowPos3fARB(GLbyte *pc)
 		*(GLfloat *)(pc + 8)
 	);
 }
-
 #endif /* !MISSING_GL_EXTS */
 
 void __glXDisp_SampleCoverageARB(GLbyte *pc)
diff --git a/GL/glx/g_renderswap.c b/GL/glx/g_renderswap.c
index 2a8d0c02f..5c2ed9f58 100644
--- a/GL/glx/g_renderswap.c
+++ b/GL/glx/g_renderswap.c
@@ -3368,7 +3368,6 @@ void __glXDispSwap_WindowPos3fARB(GLbyte *pc)
 		*(GLfloat *)(pc + 8)
 	);
 }
-
 #endif /* !MISSING_GL_EXTS */
 
 void __glXDispSwap_SampleCoverageARB(GLbyte *pc)
diff --git a/GL/glx/glxcmds.c b/GL/glx/glxcmds.c
index df4154991..9908e8a2d 100644
--- a/GL/glx/glxcmds.c
+++ b/GL/glx/glxcmds.c
@@ -47,6 +47,7 @@
 #include "glxutil.h"
 #include "glxext.h"
 #include "GL/glx_ansic.h"
+#include "glcontextmodes.h"
 
 /************************************************************************/
 
@@ -68,29 +69,32 @@ static __GLimports imports = {
     NULL
 };
 
-static int DoMakeCurrent( __GLXclientState *cl, GLXDrawable drawId,
- GLXDrawable readId, GLXContextID contextId, GLXContextTag tag );
+static int __glXGetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc);
+static int __glXCreateContextWithConfigSGIX(__GLXclientState *cl, GLbyte *pc);
+static int __glXCreateGLXPixmapWithConfigSGIX(__GLXclientState *cl, GLbyte *pc);
+static int __glXMakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc);
 
 /************************************************************************/
 
-/*
-** Create a GL context with the given properties.
-*/
-int __glXCreateContext(__GLXclientState *cl, GLbyte *pc)
+/**
+ * Create a GL context with the given properties.  This routine is used
+ * to implement \c glXCreateContext, \c glXCreateNewContext, and
+ * \c glXCreateContextWithConfigSGIX.  This works becuase of the hack way
+ * that GLXFBConfigs are implemented.  Basically, the FBConfigID is the
+ * same as the VisualID.
+ */
+
+int DoCreateContext(__GLXclientState *cl, GLXContextID gcId,
+		    GLXContextID shareList, VisualID visual,
+		    GLuint screen, GLboolean isDirect)
 {
     ClientPtr client = cl->client;
-    xGLXCreateContextReq *req = (xGLXCreateContextReq *) pc;
     VisualPtr pVisual;
     ScreenPtr pScreen;
     __GLXcontext *glxc, *shareglxc;
-    __GLXvisualConfig *pGlxVisual;
+    __GLcontextModes *modes;
     __GLXscreenInfo *pGlxScreen;
     __GLinterface *shareGC;
-    GLXContextID gcId = req->context;
-    GLXContextID shareList = req->shareList;
-    VisualID visual = req->visual;
-    GLuint screen = req->screen;
-    GLboolean isDirect = req->isDirect;
     GLint i;
     
     /*
@@ -123,13 +127,9 @@ int __glXCreateContext(__GLXclientState *cl, GLbyte *pc)
     ** subset of Visuals that are supported by this implementation of the
     ** OpenGL.
     */
-    pGlxVisual = pGlxScreen->pGlxVisual;
-    for (i = 0; i < pGlxScreen->numVisuals; i++, pGlxVisual++) {
-	if (pGlxVisual->vid == visual) {
-	    break;
-	}
-    }
-    if (i == pGlxScreen->numVisuals) {
+
+    modes = _gl_context_modes_find_visual( pGlxScreen->modes, visual );
+    if (modes == NULL) {
 	/*
 	** Visual not support on this screen by this OpenGL implementation.
 	*/
@@ -192,22 +192,15 @@ int __glXCreateContext(__GLXclientState *cl, GLbyte *pc)
     glxc->pScreen = pScreen;
     glxc->pGlxScreen = pGlxScreen;
     glxc->pVisual = pVisual;
-    glxc->pGlxVisual = pGlxVisual;
+    glxc->modes = modes;
 
     if (!isDirect) {
-	__GLcontextModes *modes;
-	/*
-	** first build __GLcontextModes from __GLXvisualConfig
-	*/
-	modes = (__GLcontextModes *) __glXMalloc(sizeof(__GLcontextModes));
-	glxc->modes = modes;
-	__glXFormatGLModes(modes, pGlxVisual);
 
 	/*
 	** Allocate a GL context
 	*/
 	imports.other = (void *)glxc;
-	glxc->gc = (*pGlxScreen->createContext)(&imports, modes, shareGC);
+	glxc->gc = (*pGlxScreen->createContext)(&imports, glxc->modes, shareGC);
 	if (!glxc->gc) {
 	    __glXFree(glxc);
 	    client->errorValue = gcId;
@@ -245,6 +238,31 @@ int __glXCreateContext(__GLXclientState *cl, GLbyte *pc)
     return Success;
 }
 
+
+int __glXCreateContext(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXCreateContextReq *req = (xGLXCreateContextReq *) pc;
+    return DoCreateContext( cl, req->context, req->shareList, req->visual,
+			    req->screen, req->isDirect );
+}
+
+
+int __glXCreateNewContext(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXCreateNewContextReq *req = (xGLXCreateNewContextReq *) pc;
+    return DoCreateContext( cl, req->context, req->shareList, req->fbconfig,
+			    req->screen, req->isDirect );
+}
+
+
+int __glXCreateContextWithConfigSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXCreateContextWithConfigSGIXReq *req = 
+	(xGLXCreateContextWithConfigSGIXReq *) pc;
+    return DoCreateContext( cl, req->context, req->shareList, req->fbconfig,
+			    req->screen, req->isDirect );
+}
+
 /*
 ** Destroy a GL context as an X resource.
 */
@@ -370,24 +388,24 @@ int __glXMakeCurrent(__GLXclientState *cl, GLbyte *pc)
 {
     xGLXMakeCurrentReq *req = (xGLXMakeCurrentReq *) pc;
 
-   return DoMakeCurrent( cl, req->drawable, req->drawable,
-			 req->context, req->oldContextTag );
+    return DoMakeCurrent( cl, req->drawable, req->drawable,
+			  req->context, req->oldContextTag );
 }
 
 int __glXMakeContextCurrent(__GLXclientState *cl, GLbyte *pc)
 {
     xGLXMakeContextCurrentReq *req = (xGLXMakeContextCurrentReq *) pc;
 
-   return DoMakeCurrent( cl, req->drawable, req->readdrawable,
-			 req->context, req->oldContextTag );
+    return DoMakeCurrent( cl, req->drawable, req->readdrawable,
+			  req->context, req->oldContextTag );
 }
 
 int __glXMakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc)
 {
     xGLXMakeCurrentReadSGIReq *req = (xGLXMakeCurrentReadSGIReq *) pc;
 
-   return DoMakeCurrent( cl, req->drawable, req->readable,
-			 req->context, req->oldContextTag );
+    return DoMakeCurrent( cl, req->drawable, req->readable,
+			  req->context, req->oldContextTag );
 }
 
 
@@ -449,7 +467,7 @@ static int GetDrawableOrPixmap( __GLXcontext *glxc, GLXDrawable drawId,
 	    ** Check if pixmap and context are similar.
 	    */
 	    if (drawPixmap->pScreen != glxc->pScreen ||
-		drawPixmap->pGlxVisual != glxc->pGlxVisual) {
+		drawPixmap->modes->visualID != glxc->modes->visualID) {
 		client->errorValue = drawId;
 		return BadMatch;
 	    }
@@ -471,9 +489,9 @@ static int GetDrawableOrPixmap( __GLXcontext *glxc, GLXDrawable drawId,
 }
 
 
-static int DoMakeCurrent( __GLXclientState *cl,
-			  GLXDrawable drawId, GLXDrawable readId,
-			  GLXContextID contextId, GLXContextTag tag )
+int DoMakeCurrent( __GLXclientState *cl,
+		   GLXDrawable drawId, GLXDrawable readId,
+		   GLXContextID contextId, GLXContextTag tag )
 {
     ClientPtr client = cl->client;
     DrawablePtr pDraw;
@@ -639,7 +657,8 @@ static int DoMakeCurrent( __GLXclientState *cl,
 
     if (prevglxc) {
 	if (prevglxc->drawPixmap) {
-	    if (prevglxc->drawPixmap != prevglxc->readPixmap) {
+	    if (prevglxc->readPixmap &&
+		prevglxc->drawPixmap != prevglxc->readPixmap) {
 		/*
 		** The previous drawable was a glx pixmap, release it.
 		*/
@@ -881,18 +900,19 @@ int __glXCopyContext(__GLXclientState *cl, GLbyte *pc)
     return Success;
 }
 
-int __glXGetVisualConfigs(__GLXclientState *cl, GLbyte *pc)
+
+int DoGetVisualConfigs(__GLXclientState *cl, unsigned screen,
+		       GLboolean do_swap)
 {
     ClientPtr client = cl->client;
-    xGLXGetVisualConfigsReq *req = (xGLXGetVisualConfigsReq *) pc;
     xGLXGetVisualConfigsReply reply;
     __GLXscreenInfo *pGlxScreen;
-    __GLXvisualConfig *pGlxVisual;
+    __GLcontextModes *modes;
     CARD32 buf[__GLX_TOTAL_CONFIG];
-    unsigned int screen;
-    int i, p;
+    int p;
+    __GLX_DECLARE_SWAP_VARIABLES;
+    __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
 
-    screen = req->screen;
     if (screen >= screenInfo.numScreens) {
 	/* The client library must send a valid screen number. */
 	client->errorValue = screen;
@@ -907,77 +927,206 @@ int __glXGetVisualConfigs(__GLXclientState *cl, GLbyte *pc)
     reply.type = X_Reply;
     reply.sequenceNumber = client->sequence;
 
+    if ( do_swap ) {
+	__GLX_SWAP_SHORT(&reply.sequenceNumber);
+	__GLX_SWAP_INT(&reply.length);
+	__GLX_SWAP_INT(&reply.numVisuals);
+	__GLX_SWAP_INT(&reply.numProps);
+    }
+
     WriteToClient(client, sz_xGLXGetVisualConfigsReply, (char *)&reply);
 
-    for (i=0; i < pGlxScreen->numVisuals; i++) {
-	pGlxVisual = &pGlxScreen->pGlxVisual[i];
-	if (pGlxVisual->vid == 0) {
+    for ( modes = pGlxScreen->modes ; modes != NULL ; modes = modes->next ) {
+	if (modes->visualID == 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;
+	buf[p++] = modes->visualID;
+	buf[p++] = _gl_convert_to_x_visual_type( modes->visualType );
+	buf[p++] = modes->rgbMode;
+
+	buf[p++] = modes->redBits;
+	buf[p++] = modes->greenBits;
+	buf[p++] = modes->blueBits;
+	buf[p++] = modes->alphaBits;
+	buf[p++] = modes->accumRedBits;
+	buf[p++] = modes->accumGreenBits;
+	buf[p++] = modes->accumBlueBits;
+	buf[p++] = modes->accumAlphaBits;
+
+	buf[p++] = modes->doubleBufferMode;
+	buf[p++] = modes->stereoMode;
+
+	buf[p++] = modes->rgbBits;
+	buf[p++] = modes->depthBits;
+	buf[p++] = modes->stencilBits;
+	buf[p++] = modes->numAuxBuffers;
+	buf[p++] = modes->level;
 	/* 
 	** 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++] = modes->visualRating;
+	buf[p++] = GLX_TRANSPARENT_TYPE;
+	buf[p++] = modes->transparentPixel;
+	buf[p++] = GLX_TRANSPARENT_RED_VALUE;
+	buf[p++] = modes->transparentRed;
+	buf[p++] = GLX_TRANSPARENT_GREEN_VALUE;
+	buf[p++] = modes->transparentGreen;
+	buf[p++] = GLX_TRANSPARENT_BLUE_VALUE;
+	buf[p++] = modes->transparentBlue;
+	buf[p++] = GLX_TRANSPARENT_ALPHA_VALUE;
+	buf[p++] = modes->transparentAlpha;
+	buf[p++] = GLX_TRANSPARENT_INDEX_VALUE;
+	buf[p++] = modes->transparentIndex;
+
+	if ( do_swap ) {
+	    __GLX_SWAP_INT_ARRAY(buf, __GLX_TOTAL_CONFIG);
+	}
 	WriteToClient(client, __GLX_SIZE_CARD32 * __GLX_TOTAL_CONFIG, 
 		(char *)buf);
     }
     return Success;
 }
 
+int __glXGetVisualConfigs(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXGetVisualConfigsReq *req = (xGLXGetVisualConfigsReq *) pc;
+    return DoGetVisualConfigs( cl, req->screen, GL_FALSE );
+}
+
+
+
+#define __GLX_TOTAL_FBCONFIG_ATTRIBS (28)
+
+/**
+ * Send the set of GLXFBConfigs to the client.  There is not currently
+ * and interface into the driver on the server-side to get GLXFBConfigs,
+ * so we "invent" some based on the \c __GLXvisualConfig structures that
+ * the driver does supply.
+ * 
+ * The reply format for both \c glXGetFBConfigs and \c glXGetFBConfigsSGIX
+ * is the same, so this routine pulls double duty.
+ */
+
+int DoGetFBConfigs(__GLXclientState *cl, unsigned screen, GLboolean do_swap)
+{
+    ClientPtr client = cl->client;
+    xGLXGetFBConfigsReply reply;
+    __GLXscreenInfo *pGlxScreen;
+    CARD32 buf[__GLX_TOTAL_FBCONFIG_ATTRIBS * 2];
+    int p;
+    __GLcontextModes *modes;
+    __GLX_DECLARE_SWAP_VARIABLES;
+    __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
+
+
+    if (screen >= screenInfo.numScreens) {
+	/* The client library must send a valid screen number. */
+	client->errorValue = screen;
+	return BadValue;
+    }
+    pGlxScreen = &__glXActiveScreens[screen];
+
+    reply.numFBConfigs = pGlxScreen->numUsableVisuals;
+    reply.numAttribs = __GLX_TOTAL_FBCONFIG_ATTRIBS;
+    reply.length = (reply.numAttribs * reply.numFBConfigs);
+    reply.type = X_Reply;
+    reply.sequenceNumber = client->sequence;
+
+    if ( do_swap ) {
+	__GLX_SWAP_SHORT(&reply.sequenceNumber);
+	__GLX_SWAP_INT(&reply.length);
+	__GLX_SWAP_INT(&reply.numFBConfigs);
+	__GLX_SWAP_INT(&reply.numAttribs);
+    }
+
+    WriteToClient(client, sz_xGLXGetFBConfigsReply, (char *)&reply);
+
+    for ( modes = pGlxScreen->modes ; modes != NULL ; modes = modes->next ) {
+	if (modes->visualID == 0) {
+	    /* not a usable visual */
+	    continue;
+	}
+	p = 0;
+
+#define WRITE_PAIR(tag,value) \
+    do { buf[p++] = tag ; buf[p++] = value ; } while( 0 )
+
+	WRITE_PAIR( GLX_VISUAL_ID,        modes->visualID );
+	WRITE_PAIR( GLX_FBCONFIG_ID,      modes->visualID );
+	WRITE_PAIR( GLX_X_RENDERABLE,     GL_TRUE );
+
+	WRITE_PAIR( GLX_RGBA,             modes->rgbMode );
+	WRITE_PAIR( GLX_DOUBLEBUFFER,     modes->doubleBufferMode );
+	WRITE_PAIR( GLX_STEREO,           modes->stereoMode );
+
+	WRITE_PAIR( GLX_BUFFER_SIZE,      modes->rgbBits );
+	WRITE_PAIR( GLX_LEVEL,            modes->level );
+	WRITE_PAIR( GLX_AUX_BUFFERS,      modes->numAuxBuffers );
+	WRITE_PAIR( GLX_RED_SIZE,         modes->redBits );
+	WRITE_PAIR( GLX_GREEN_SIZE,       modes->greenBits );
+	WRITE_PAIR( GLX_BLUE_SIZE,        modes->blueBits );
+	WRITE_PAIR( GLX_ALPHA_SIZE,       modes->alphaBits );
+	WRITE_PAIR( GLX_ACCUM_RED_SIZE,   modes->accumRedBits );
+	WRITE_PAIR( GLX_ACCUM_GREEN_SIZE, modes->accumGreenBits );
+	WRITE_PAIR( GLX_ACCUM_BLUE_SIZE,  modes->accumBlueBits );
+	WRITE_PAIR( GLX_ACCUM_ALPHA_SIZE, modes->accumAlphaBits );
+	WRITE_PAIR( GLX_DEPTH_SIZE,       modes->depthBits );
+	WRITE_PAIR( GLX_STENCIL_SIZE,     modes->stencilBits );
+
+	WRITE_PAIR( GLX_X_VISUAL_TYPE,    modes->visualType );
+
+	/* 
+	** Add token/value pairs for extensions.
+	*/
+	WRITE_PAIR( GLX_CONFIG_CAVEAT, modes->visualRating );
+	WRITE_PAIR( GLX_TRANSPARENT_TYPE, modes->transparentPixel );
+	WRITE_PAIR( GLX_TRANSPARENT_RED_VALUE, modes->transparentRed );
+	WRITE_PAIR( GLX_TRANSPARENT_GREEN_VALUE, modes->transparentGreen );
+	WRITE_PAIR( GLX_TRANSPARENT_BLUE_VALUE, modes->transparentBlue );
+	WRITE_PAIR( GLX_TRANSPARENT_ALPHA_VALUE, modes->transparentAlpha );
+	WRITE_PAIR( GLX_TRANSPARENT_INDEX_VALUE, modes->transparentIndex );
+	WRITE_PAIR( GLX_SWAP_METHOD_OML, modes->swapMethod );
+
+	if ( do_swap ) {
+	    __GLX_SWAP_INT_ARRAY(buf, __GLX_TOTAL_FBCONFIG_ATTRIBS * 2);
+	}
+	WriteToClient(client, __GLX_SIZE_CARD32 * __GLX_TOTAL_FBCONFIG_ATTRIBS * 2,
+		      (char *)buf);
+    }
+    return Success;
+}
+
+
+int __glXGetFBConfigs(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXGetFBConfigsReq *req = (xGLXGetFBConfigsReq *) pc;
+    return DoGetFBConfigs( cl, req->screen, GL_FALSE );
+}
+
+
+int __glXGetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXGetFBConfigsSGIXReq *req = (xGLXGetFBConfigsSGIXReq *) pc;
+    return DoGetFBConfigs( cl, req->screen, GL_FALSE );
+}
+
+
 /*
 ** Create a GLX Pixmap from an X Pixmap.
 */
-int __glXCreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
+int DoCreateGLXPixmap(__GLXclientState *cl, VisualID visual,
+		      GLuint screenNum, XID pixmapId, XID glxpixmapId)
 {
     ClientPtr client = cl->client;
-    xGLXCreateGLXPixmapReq *req = (xGLXCreateGLXPixmapReq *) pc;
-    VisualID visual = req->visual;
-    GLuint screenNum = req->screen;
-    XID pixmapId = req->pixmap;
-    XID glxpixmapId = req->glxpixmap;
     DrawablePtr pDraw;
     ScreenPtr pScreen;
     VisualPtr pVisual;
     __GLXpixmap *pGlxPixmap;
     __GLXscreenInfo *pGlxScreen;
-    __GLXvisualConfig *pGlxVisual;
+    __GLcontextModes *modes;
     int i;
 
     pDraw = (DrawablePtr) LookupDrawable(pixmapId, client);
@@ -1018,13 +1167,8 @@ int __glXCreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
     ** 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) {
+    modes = _gl_context_modes_find_visual( pGlxScreen->modes, visual );
+    if (modes == NULL) {
 	/*
 	** Visual not support on this screen by this OpenGL implementation.
 	*/
@@ -1041,11 +1185,12 @@ int __glXCreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
     }
     pGlxPixmap->pDraw = pDraw;
     pGlxPixmap->pGlxScreen = pGlxScreen;
-    pGlxPixmap->pGlxVisual = pGlxVisual;
     pGlxPixmap->pScreen = pScreen;
     pGlxPixmap->idExists = True;
     pGlxPixmap->refcnt = 0;
 
+    pGlxPixmap->modes = modes;
+
     /*
     ** Bump the ref count on the X pixmap so it won't disappear.
     */
@@ -1054,6 +1199,34 @@ int __glXCreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
     return Success;
 }
 
+int __glXCreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXCreateGLXPixmapReq *req = (xGLXCreateGLXPixmapReq *) pc;
+    return DoCreateGLXPixmap( cl, req->visual, req->screen,
+			      req->pixmap, req->glxpixmap );
+}
+
+int __glXCreatePixmap(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXCreatePixmapReq *req = (xGLXCreatePixmapReq *) pc;
+    return DoCreateGLXPixmap( cl, req->fbconfig, req->screen,
+			      req->pixmap, req->glxpixmap );
+}
+
+int __glXCreateGLXPixmapWithConfigSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXCreateGLXPixmapWithConfigSGIXReq *req = 
+	(xGLXCreateGLXPixmapWithConfigSGIXReq *) pc;
+    return DoCreateGLXPixmap( cl, req->fbconfig, req->screen,
+			      req->pixmap, req->glxpixmap );
+}
+
+
+/**
+ * Destroy a GLX pixmap.  This function is used for both
+ * \c glXDestroyGLXPixmap and \c glXDestroyPixmap.
+ */
+
 int __glXDestroyGLXPixmap(__GLXclientState *cl, GLbyte *pc)
 {
     ClientPtr client = cl->client;
@@ -1592,6 +1765,12 @@ int __glXVendorPrivateWithReply(__GLXclientState *cl, GLbyte *pc)
 	return __glXQueryContextInfoEXT(cl, pc);
       case X_GLXvop_MakeCurrentReadSGI:
 	return __glXMakeCurrentReadSGI(cl, pc);
+      case X_GLXvop_GetFBConfigsSGIX:
+	return __glXGetFBConfigsSGIX(cl, pc);
+      case X_GLXvop_CreateContextWithConfigSGIX:
+	return __glXCreateContextWithConfigSGIX(cl, pc);
+      case X_GLXvop_CreateGLXPixmapWithConfigSGIX:
+	return __glXCreateGLXPixmapWithConfigSGIX(cl, pc);
       default:
 	break;
     }
diff --git a/GL/glx/glxcmdsswap.c b/GL/glx/glxcmdsswap.c
index 8c0f1f091..450b8bb9b 100644
--- a/GL/glx/glxcmdsswap.c
+++ b/GL/glx/glxcmdsswap.c
@@ -47,6 +47,11 @@
 #include "glxext.h"
 #include "GL/glx_ansic.h"
 
+static int __glXSwapGetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc);
+static int __glXSwapCreateContextWithConfigSGIX(__GLXclientState *cl, GLbyte *pc);
+static int __glXSwapCreateGLXPixmapWithConfigSGIX(__GLXclientState *cl, GLbyte *pc);
+static int __glXSwapMakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc);
+
 /************************************************************************/
 
 /*
@@ -67,7 +72,41 @@ int __glXSwapCreateContext(__GLXclientState *cl, GLbyte *pc)
     __GLX_SWAP_INT(&req->screen);
     __GLX_SWAP_INT(&req->shareList);
 
-    return __glXCreateContext(cl, pc);
+    return DoCreateContext( cl, req->context, req->shareList, req->visual,
+			    req->screen, req->isDirect );
+}
+
+int __glXSwapCreateNewContext(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXCreateNewContextReq *req = (xGLXCreateNewContextReq *) pc;
+    __GLX_DECLARE_SWAP_VARIABLES;
+
+    __GLX_SWAP_SHORT(&req->length);
+    __GLX_SWAP_INT(&req->context);
+    __GLX_SWAP_INT(&req->fbconfig);
+    __GLX_SWAP_INT(&req->screen);
+    __GLX_SWAP_INT(&req->renderType);
+    __GLX_SWAP_INT(&req->shareList);
+
+    return DoCreateContext( cl, req->context, req->shareList, req->fbconfig,
+			    req->screen, req->isDirect );
+}
+
+int __glXSwapCreateContextWithConfigSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXCreateContextWithConfigSGIXReq *req =
+	(xGLXCreateContextWithConfigSGIXReq *) pc;
+    __GLX_DECLARE_SWAP_VARIABLES;
+
+    __GLX_SWAP_SHORT(&req->length);
+    __GLX_SWAP_INT(&req->context);
+    __GLX_SWAP_INT(&req->fbconfig);
+    __GLX_SWAP_INT(&req->screen);
+    __GLX_SWAP_INT(&req->renderType);
+    __GLX_SWAP_INT(&req->shareList);
+
+    return DoCreateContext( cl, req->context, req->shareList, req->fbconfig,
+			    req->screen, req->isDirect );
 }
 
 int __glXSwapDestroyContext(__GLXclientState *cl, GLbyte *pc)
@@ -91,7 +130,8 @@ int __glXSwapMakeCurrent(__GLXclientState *cl, GLbyte *pc)
     __GLX_SWAP_INT(&req->context);
     __GLX_SWAP_INT(&req->oldContextTag);
 
-    return __glXMakeCurrent(cl, pc);
+    return DoMakeCurrent( cl, req->drawable, req->drawable,
+			  req->context, req->oldContextTag );
 }
 
 int __glXSwapMakeContextCurrent(__GLXclientState *cl, GLbyte *pc)
@@ -105,7 +145,8 @@ int __glXSwapMakeContextCurrent(__GLXclientState *cl, GLbyte *pc)
     __GLX_SWAP_INT(&req->context);
     __GLX_SWAP_INT(&req->oldContextTag);
 
-    return __glXMakeContextCurrent(cl, pc);
+    return DoMakeCurrent( cl, req->drawable, req->readdrawable,
+			  req->context, req->oldContextTag );
 }
 
 int __glXSwapMakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc)
@@ -119,7 +160,8 @@ int __glXSwapMakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc)
     __GLX_SWAP_INT(&req->context);
     __GLX_SWAP_INT(&req->oldContextTag);
 
-    return __glXMakeCurrentReadSGI(cl, pc);
+    return DoMakeCurrent( cl, req->drawable, req->readable,
+			  req->context, req->oldContextTag );
 }
 
 int __glXSwapIsDirect(__GLXclientState *cl, GLbyte *pc)
@@ -182,90 +224,29 @@ int __glXSwapCopyContext(__GLXclientState *cl, GLbyte *pc)
 
 int __glXSwapGetVisualConfigs(__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;
     __GLX_DECLARE_SWAP_VARIABLES;
-    __GLX_DECLARE_SWAP_ARRAY_VARIABLES;
 
     __GLX_SWAP_INT(&req->screen);
-    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->numUsableVisuals;
-    reply.numProps = __GLX_TOTAL_CONFIG;
-    reply.length = (pGlxScreen->numUsableVisuals * __GLX_SIZE_CARD32 *
-		    __GLX_TOTAL_CONFIG) >> 2;
-    reply.type = X_Reply;
-    reply.sequenceNumber = client->sequence;
-    
-    __GLX_SWAP_SHORT(&reply.sequenceNumber);
-    __GLX_SWAP_INT(&reply.length);
-    __GLX_SWAP_INT(&reply.numVisuals);
-    __GLX_SWAP_INT(&reply.numProps);
-    WriteToClient(client, sz_xGLXGetVisualConfigsReply, (char *)&reply);
-
-    for (i=0; i < pGlxScreen->numVisuals; i++) {
-	pGlxVisual = &pGlxScreen->pGlxVisual[i];
-	if (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;
-
-	__GLX_SWAP_INT_ARRAY(buf, __GLX_TOTAL_CONFIG);
-	WriteToClient(client, __GLX_SIZE_CARD32 * __GLX_TOTAL_CONFIG, 
-			(char *)buf);
-    }
-    return Success;
+    return DoGetVisualConfigs( cl, req->screen, GL_TRUE );
+}
+
+int __glXSwapGetFBConfigs(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXGetFBConfigsReq *req = (xGLXGetFBConfigsReq *) pc;
+    __GLX_DECLARE_SWAP_VARIABLES;
+
+    __GLX_SWAP_INT(&req->screen);
+    return DoGetFBConfigs( cl, req->screen, GL_TRUE );
+}
+
+int __glXSwapGetFBConfigsSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXGetFBConfigsSGIXReq *req = (xGLXGetFBConfigsSGIXReq *) pc;
+    __GLX_DECLARE_SWAP_VARIABLES;
+
+    __GLX_SWAP_INT(&req->screen);
+    return DoGetFBConfigs( cl, req->screen, GL_TRUE );
 }
 
 int __glXSwapCreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
@@ -279,7 +260,39 @@ int __glXSwapCreateGLXPixmap(__GLXclientState *cl, GLbyte *pc)
     __GLX_SWAP_INT(&req->pixmap);
     __GLX_SWAP_INT(&req->glxpixmap);
 
-    return __glXCreateGLXPixmap(cl, pc);
+    return DoCreateGLXPixmap( cl, req->visual, req->screen,
+			      req->pixmap, req->glxpixmap );
+}
+
+int __glXSwapCreatePixmap(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXCreatePixmapReq *req = (xGLXCreatePixmapReq *) pc;
+    __GLX_DECLARE_SWAP_VARIABLES;
+
+    __GLX_SWAP_SHORT(&req->length);
+    __GLX_SWAP_INT(&req->screen);
+    __GLX_SWAP_INT(&req->fbconfig);
+    __GLX_SWAP_INT(&req->pixmap);
+    __GLX_SWAP_INT(&req->glxpixmap);
+
+    return DoCreateGLXPixmap( cl, req->fbconfig, req->screen,
+			      req->pixmap, req->glxpixmap );
+}
+
+int __glXSwapCreateGLXPixmapWithConfigSGIX(__GLXclientState *cl, GLbyte *pc)
+{
+    xGLXCreateGLXPixmapWithConfigSGIXReq *req = 
+	(xGLXCreateGLXPixmapWithConfigSGIXReq *) pc;
+    __GLX_DECLARE_SWAP_VARIABLES;
+
+    __GLX_SWAP_SHORT(&req->length);
+    __GLX_SWAP_INT(&req->screen);
+    __GLX_SWAP_INT(&req->fbconfig);
+    __GLX_SWAP_INT(&req->pixmap);
+    __GLX_SWAP_INT(&req->glxpixmap);
+
+    return DoCreateGLXPixmap( cl, req->fbconfig, req->screen,
+			      req->pixmap, req->glxpixmap );
 }
 
 int __glXSwapDestroyGLXPixmap(__GLXclientState *cl, GLbyte *pc)
@@ -806,6 +819,7 @@ int __glXSwapVendorPrivate(__GLXclientState *cl, GLbyte *pc)
     }
 #endif
 
+
     if ((vendorcode >= __GLX_MIN_VENDPRIV_OPCODE_EXT) &&
           (vendorcode <= __GLX_MAX_VENDPRIV_OPCODE_EXT))  {
 	(*__glXSwapVendorPrivTable_EXT[vendorcode-__GLX_MIN_VENDPRIV_OPCODE_EXT])(cl, (GLbyte*)req);
@@ -833,6 +847,12 @@ int __glXSwapVendorPrivateWithReply(__GLXclientState *cl, GLbyte *pc)
 	return __glXSwapQueryContextInfoEXT(cl, pc);
       case X_GLXvop_MakeCurrentReadSGI:
 	return __glXSwapMakeCurrentReadSGI(cl, pc);
+      case X_GLXvop_GetFBConfigsSGIX:
+	return __glXSwapGetFBConfigsSGIX(cl, pc);
+      case X_GLXvop_CreateContextWithConfigSGIX:
+	return __glXSwapCreateContextWithConfigSGIX(cl, pc);
+      case X_GLXvop_CreateGLXPixmapWithConfigSGIX:
+	return __glXSwapCreateGLXPixmapWithConfigSGIX(cl, pc);
       default:
 	break;
     }
diff --git a/GL/glx/glxcontext.h b/GL/glx/glxcontext.h
index 5eb72177e..9a16851f0 100644
--- a/GL/glx/glxcontext.h
+++ b/GL/glx/glxcontext.h
@@ -80,7 +80,6 @@ struct __GLXcontextRec {
     ** This context is created with respect to this visual.
     */
     VisualRec *pVisual;
-    __GLXvisualConfig *pGlxVisual;
 
     /*
     ** The XID of this context.
diff --git a/GL/glx/glxdrawable.h b/GL/glx/glxdrawable.h
index 972a6045f..1d7f44352 100644
--- a/GL/glx/glxdrawable.h
+++ b/GL/glx/glxdrawable.h
@@ -40,7 +40,7 @@
 typedef struct {
 
     DrawablePtr pDraw;
-    __GLXvisualConfig *pGlxVisual;
+    __GLcontextModes *modes;
     __GLXscreenInfo *pGlxScreen;
     ScreenPtr pScreen;
     Bool idExists;
@@ -69,11 +69,12 @@ struct __GLXdrawablePrivateRec {
     /*
     ** Configuration of the visual to which this drawable was created.
     */
-    __GLXvisualConfig *pGlxVisual;
+    __GLcontextModes *modes;
 
     /*
     ** cached drawable size and origin
     */
+
     GLint xorigin, yorigin;
     GLint width, height;
 
diff --git a/GL/glx/glxext.c b/GL/glx/glxext.c
index 796663e9b..87c9e1448 100644
--- a/GL/glx/glxext.c
+++ b/GL/glx/glxext.c
@@ -30,12 +30,11 @@
 #include "micmap.h"
 
 
-extern __GLXextensionInfo __glDDXExtensionInfo;
 void GlxWrapInitVisuals(miInitVisualsProcPtr *);
 void GlxSetVisualConfigs(int nconfigs, 
                          __GLXvisualConfig *configs, void **privates);
 
-__GLXextensionInfo *__glXExt = &__glDDXExtensionInfo;
+static __GLXextensionInfo *__glXExt /* = &__glDDXExtensionInfo */;
 
 /*
 ** Forward declarations.
@@ -314,6 +313,8 @@ GlxWrapInitVisuals(miInitVisualsProcPtr *initVisProc)
 {
     saveInitVisualsProc = *initVisProc;
     *initVisProc = GlxInitVisuals;
+    /* HACK: this shouldn't be done here but it's the earliest time */
+    __glXExt = __glXglDDXExtensionInfo();       /* from GLcore */
 }
 
 /************************************************************************/
diff --git a/GL/glx/glxext.h b/GL/glx/glxext.h
index 210fbb88c..c6cd219c7 100644
--- a/GL/glx/glxext.h
+++ b/GL/glx/glxext.h
@@ -73,8 +73,16 @@ extern void __glXResetLargeCommandStatus(__GLXclientState*);
 extern int __glXQueryContextInfoEXT(__GLXclientState *cl, GLbyte *pc);
 extern int __glXSwapQueryContextInfoEXT(__GLXclientState *cl, GLbyte *pc);
 
-extern int __glXMakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc);
-extern int __glXSwapMakeCurrentReadSGI(__GLXclientState *cl, GLbyte *pc);
+extern int DoMakeCurrent( __GLXclientState *cl, GLXDrawable drawId,
+    GLXDrawable readId, GLXContextID contextId, GLXContextTag tag );
+extern int DoGetVisualConfigs(__GLXclientState *cl, unsigned screen,
+    GLboolean do_swap);
+extern int DoGetFBConfigs(__GLXclientState *cl, unsigned screen,
+    GLboolean do_swap);
+extern int DoCreateContext(__GLXclientState *cl, GLXContextID gcId,
+    GLXContextID shareList, VisualID visual, GLuint screen, GLboolean isDirect);
+extern int DoCreateGLXPixmap(__GLXclientState *cl, VisualID visual,
+    GLuint screenNum, XID pixmapId, XID glxpixmapId);
 
 extern void GlxExtensionInit(void);
 
diff --git a/GL/glx/glxscreens.c b/GL/glx/glxscreens.c
index f78b4a284..6ddbfcbd0 100644
--- a/GL/glx/glxscreens.c
+++ b/GL/glx/glxscreens.c
@@ -133,104 +133,34 @@ static char GLXServerExtensions[] =
 			"GLX_EXT_visual_info "
 			"GLX_EXT_visual_rating "
 			"GLX_EXT_import_context "
+			"GLX_OML_swap_method "
 			"GLX_SGI_make_current_read "
 #ifndef __DARWIN__
 			"GLX_SGIS_multisample "
 #endif
+			"GLX_SGIX_fbconfig "
 			;
 
 /*
-** This comes from the GL library that the server will link with.  Right
-** now, that is the DDX Sample OpenGL.
-*/
-extern __GLXscreenInfo __glDDXScreenInfo;
-
-__GLXscreenInfo *__glXScreens[] = {
-    &__glDDXScreenInfo,
+ * __glDDXScreenInfo comes from GLcore, so we can't resolve this symbol at
+ * module open time.  Leave a placeholder, and fill this in when we first
+ * need it (in __glXScreenInit).  XXX Why make this an array?
+ */
+static __GLXscreenInfo *__glXScreens[] = {
+    NULL /* &__glDDXScreenInfo */ ,
 };
 
-GLint __glXNumStaticScreens = (sizeof __glXScreens / sizeof __glXScreens[0]);
+static GLint __glXNumStaticScreens =
+	(sizeof __glXScreens / sizeof __glXScreens[0]);
 
 __GLXscreenInfo *__glXActiveScreens;
 GLint __glXNumActiveScreens;
 
 RESTYPE __glXDrawableRes;
 
-#if 0
-static int
-CountBits(unsigned long mask)
-{
-    int count = 0;
-
-    while(mask) {
-	count += (mask&1);
-	mask >>= 1;
-    }
-
-    return count;
+__GLXscreenInfo *__glXgetActiveScreen(int num) {
+	return &__glXActiveScreens[num];
 }
-#endif
-
-#if 0
-/*
-** A typical implementation would not probably not run through the screen's
-** visuals to find ones that match the visual configs supplied by the DDX
-** Sample OpenGL as we do here; we have done this to make this code easy to
-** drop into an existing X server.
-*/
-static int matchVisuals(__GLXvisualConfig *pGlxVisual, int numVisuals,
-			 int screen)
-{
-    int i, j;
-    __GLXvisualConfig *pvis = pGlxVisual;
-    ScreenPtr pScreen = screenInfo.screens[screen];
-    VisualPtr pVisual;
-    int numMatchingVisuals = 0; 
-    int *used;
-
-    used = (int *)__glXMalloc(pScreen->numVisuals*sizeof(int));
-    __glXMemset(used, 0, pScreen->numVisuals*sizeof(int));
-
-    for (i=0; i < numVisuals; i++, pvis++) {
-	/*
-	** Look through all the server's visuals to see which match.
-	*/
-	pvis->vid = 0;
-	pVisual = pScreen->visuals;
-	for (j=0; j < pScreen->numVisuals; j++, pVisual++) {
-	    if (pvis->class == pVisual->class &&
-		pvis->bufferSize == pVisual->nplanes &&
-		!used[j]) {
-		int rBits, gBits, bBits, aBits;
-
-		/* count bits per rgb */
-		rBits = CountBits(pVisual->redMask);
-		gBits = CountBits(pVisual->greenMask);
-		bBits = CountBits(pVisual->blueMask);
-		aBits = 0;
-		if ((pvis->redSize == rBits) &&
-		    (pvis->greenSize == gBits) &&
-		    (pvis->blueSize == bBits) &&
-		    (pvis->alphaSize == aBits)) {
-		    /*
-		    ** We'll consider this a match.
-		    */
-		    pvis->vid = pVisual->vid;
-		    pvis->redMask = pVisual->redMask;
-		    pvis->greenMask = pVisual->greenMask;
-		    pvis->blueMask = pVisual->blueMask;
-		    pvis->alphaMask = 0;
-		    numMatchingVisuals++;
-		    used[j] = 1;
-		    break;
-		}
-	    }
-	}
-    }
-    __glXFree(used);
-    return numMatchingVisuals;
-}
-#endif
 
 /*
 ** Destroy routine that gets called when a drawable is freed.  A drawable
@@ -346,6 +276,8 @@ void __glXScreenInit(GLint numscreens)
 {
     GLint i,j;
 
+    __glXScreens[0] = __glXglDDXScreenInfo(); /* from GLcore */
+
     /*
     ** This alloc has to work or else the server might as well core dump.
     */
@@ -360,14 +292,7 @@ void __glXScreenInit(GLint numscreens)
 	    if ((*__glXScreens[j]->screenProbe)(i)) {
 		__glXActiveScreens[i] = *__glXScreens[j];
 
-#if 0
-                /* we don't use this since matchVisuals doesn't allow alpha */
-		__glXActiveScreens[i].numUsableVisuals =
-		    matchVisuals(__glXActiveScreens[i].pGlxVisual,
-			         __glXActiveScreens[i].numVisuals, i); 
-#else
 		__glXActiveScreens[i].numUsableVisuals = __glXActiveScreens[i].numVisuals;
-#endif
 		__glXActiveScreens[i].GLextensions = __glXStrdup(GLServerExtensions);
 		__glXActiveScreens[i].GLXvendor = __glXStrdup(GLXServerVendorName);
 		__glXActiveScreens[i].GLXversion = __glXStrdup(GLXServerVersion);
diff --git a/GL/glx/glxscreens.h b/GL/glx/glxscreens.h
index 42dc66e08..c4d237bbc 100644
--- a/GL/glx/glxscreens.h
+++ b/GL/glx/glxscreens.h
@@ -70,7 +70,11 @@ typedef struct {
     */
     void (*createBuffer)(__GLXdrawablePrivate *glxPriv);
 
-    __GLXvisualConfig *pGlxVisual;
+    /**
+     * Linked list of valid context modes for this screen.
+     */
+    __GLcontextModes *modes;
+
     void **pVisualPriv;
     GLint numVisuals;
     GLint numUsableVisuals;
diff --git a/GL/glx/glxserver.h b/GL/glx/glxserver.h
index be9e40f5a..66d681d2d 100644
--- a/GL/glx/glxserver.h
+++ b/GL/glx/glxserver.h
@@ -92,6 +92,7 @@ typedef struct __GLXclientStateRec __GLXclientState;
 
 extern __GLXscreenInfo *__glXActiveScreens;
 extern GLint __glXNumActiveScreens;
+extern __GLXscreenInfo *__glXgetActiveScreen(int num);
 
 /************************************************************************/
 
diff --git a/GL/glx/glxutil.c b/GL/glx/glxutil.c
index 7aafd0065..4512aa5e9 100644
--- a/GL/glx/glxutil.c
+++ b/GL/glx/glxutil.c
@@ -44,6 +44,9 @@
 #include "glxutil.h"
 #include "glxbuf.h"
 #include "GL/glx_ansic.h"
+#include "GL/internal/glcore.h"
+#include "GL/glxint.h"
+#include "glcontextmodes.h"
 
 /************************************************************************/
 
@@ -214,53 +217,6 @@ __glXResizeDrawable(__GLdrawablePrivate *glPriv)
 }
 
 
-/************************************************************************/
-
-void
-__glXFormatGLModes(__GLcontextModes *modes, __GLXvisualConfig *config)
-{
-    __glXMemset(modes, 0, sizeof(__GLcontextModes));
-
-    modes->rgbMode = (config->rgba != 0);
-    modes->colorIndexMode = !(modes->rgbMode);
-    modes->doubleBufferMode = (config->doubleBuffer != 0);
-    modes->stereoMode = (config->stereo != 0);
-
-    modes->haveAccumBuffer = ((config->accumRedSize +
-			       config->accumGreenSize +
-			       config->accumBlueSize +
-			       config->accumAlphaSize) > 0);
-    modes->haveDepthBuffer = (config->depthSize > 0);
-    modes->haveStencilBuffer = (config->stencilSize > 0);
-
-    modes->redBits = config->redSize;
-    modes->greenBits = config->greenSize;
-    modes->blueBits = config->blueSize;
-    modes->alphaBits = config->alphaSize;
-    modes->redMask = config->redMask;
-    modes->greenMask = config->greenMask;
-    modes->blueMask = config->blueMask;
-    modes->alphaMask = config->alphaMask;
-#if 0
-    modes->rgbBits = modes->redBits + modes->greenBits + 
-	modes->blueBits + modes->alphaBits;
-#endif
-    assert( !modes->rgbMode || ((config->bufferSize & 0x7) == 0) );
-    modes->rgbBits = config->bufferSize;
-    modes->indexBits = config->bufferSize;
-
-    modes->accumRedBits = config->accumRedSize;
-    modes->accumGreenBits = config->accumGreenSize;
-    modes->accumBlueBits = config->accumBlueSize;
-    modes->accumAlphaBits = config->accumAlphaSize;
-    modes->depthBits = config->depthSize;
-    modes->stencilBits = config->stencilSize;
-
-    modes->numAuxBuffers = 0;	/* XXX: should be picked up from the visual */
-
-    modes->level = config->level;
-}
-
 /*****************************************************************************/
 /* accessing the drawable private */
 
@@ -382,21 +338,13 @@ __glXCreateDrawablePrivate(DrawablePtr pDraw, XID drawId,
 
     pGlxScreen = &__glXActiveScreens[pDraw->pScreen->myNum];
 
-    /* allocate the buffers */
     if (glxPriv->type == DRAWABLE_WINDOW) {
-	int i;
 	VisualID vid = wVisual((WindowPtr)pDraw);
-	__GLXvisualConfig *pGlxVisual = pGlxScreen->pGlxVisual;
 
-	for (i = 0; i < pGlxScreen->numVisuals; i++, pGlxVisual++) {
-	    if (pGlxVisual->vid == vid) {
-		glxPriv->pGlxVisual = pGlxVisual;
-		break;
-	    }
-	}
+	glxPriv->modes = _gl_context_modes_find_visual( pGlxScreen->modes, vid );
 	__glXFBInitDrawable(glxPriv, modes);
     } else {
-	glxPriv->pGlxVisual = glxPriv->pGlxPixmap->pGlxVisual;
+	glxPriv->modes = glxPriv->pGlxPixmap->modes;
 	__glXPixInitDrawable(glxPriv, modes);
     }
 
diff --git a/GL/glx/glxutil.h b/GL/glx/glxutil.h
index 67bfb06f9..dbf7084b5 100644
--- a/GL/glx/glxutil.h
+++ b/GL/glx/glxutil.h
@@ -55,7 +55,6 @@ extern void __glXGetDrawableSize(__GLdrawablePrivate *glPriv,
 				 GLuint *width, GLuint *height);
 extern GLboolean __glXResizeDrawable(__GLdrawablePrivate *glPriv);
 extern GLboolean __glXResizeDrawableBuffers(__GLXdrawablePrivate *glxPriv);
-extern void __glXFormatGLModes(__GLcontextModes *modes, __GLXvisualConfig *config);
 
 /* drawable management */
 extern void __glXRefDrawablePrivate(__GLXdrawablePrivate *glxPriv);
@@ -73,6 +72,9 @@ extern void __glXCacheDrawableSize(__GLXdrawablePrivate *glxPriv);
 /* context helper routines */
 extern __GLXcontext *__glXLookupContextByTag(__GLXclientState*, GLXContextTag);
 
+/* init helper routines */
+extern void *__glXglDDXScreenInfo(void);
+extern void *__glXglDDXExtensionInfo(void);
 
 #endif /* _glxcmds_h_ */
 
diff --git a/GL/glx/render2.c b/GL/glx/render2.c
index d4c523fea..2629a7025 100644
--- a/GL/glx/render2.c
+++ b/GL/glx/render2.c
@@ -234,16 +234,14 @@ void __glXDisp_DrawArrays(GLbyte *pc)
 	    glEnableClientState(GL_EDGE_FLAG_ARRAY);
 	    glEdgeFlagPointer(stride, (const GLboolean *)pc);
 	    break;
-#ifndef MISSING_GL_EXTS
 	  case GL_SECONDARY_COLOR_ARRAY:
 	    glEnableClientState(GL_SECONDARY_COLOR_ARRAY);
 	    glSecondaryColorPointer(numVals, datatype, stride, pc);
 	    break;
-	  case GL_FOG_COORDINATE_ARRAY:
-	    glEnableClientState(GL_FOG_COORDINATE_ARRAY);
+	  case GL_FOG_COORD_ARRAY:
+	    glEnableClientState(GL_FOG_COORD_ARRAY);
 	    glFogCoordPointer(datatype, stride, pc);
 	    break;
-#endif
 	  default:
 	    break;
 	}
@@ -261,7 +259,7 @@ void __glXDisp_DrawArrays(GLbyte *pc)
     glDisableClientState(GL_TEXTURE_COORD_ARRAY);
     glDisableClientState(GL_EDGE_FLAG_ARRAY);
     glDisableClientState(GL_SECONDARY_COLOR_ARRAY);
-    glDisableClientState(GL_FOG_COORDINATE_ARRAY);
+    glDisableClientState(GL_FOG_COORD_ARRAY);
 }
 
 void __glXDisp_DrawArraysEXT(GLbyte *pc)
diff --git a/GL/glx/rensize.c b/GL/glx/rensize.c
index aa784b5fc..5d7c7b367 100644
--- a/GL/glx/rensize.c
+++ b/GL/glx/rensize.c
@@ -558,7 +558,7 @@ int __glXDrawArraysSize( GLbyte *pc, Bool swap )
 		return -1;
 	    }
 	    break;
-	  case GL_FOG_COORDINATE_ARRAY:
+	  case GL_FOG_COORD_ARRAY:
 	  case GL_INDEX_ARRAY:
 	    if (numVals != 1) {
 		/* bad size */
diff --git a/GL/glx/singlesize.c b/GL/glx/singlesize.c
index 448fa1aef..3baf03517 100644
--- a/GL/glx/singlesize.c
+++ b/GL/glx/singlesize.c
@@ -81,7 +81,7 @@ GLint __glGetTexEnvfv_size(GLenum pname)
       case GL_ALPHA_SCALE:
 	
       /* GL_ARB_point_sprite / GL_NV_point_sprite */
-      case GL_COORD_REPLACE_NV:
+      case GL_COORD_REPLACE_ARB:
 
       /* GL_NV_texture_env_combine4 */
       case GL_SOURCE3_RGB_NV:
@@ -179,6 +179,9 @@ GLint __glGetTexParameterfv_size(GLenum pname)
 
       /* GL_EXT_texture_filter_anisotropic */
       case GL_TEXTURE_MAX_ANISOTROPY_EXT:
+
+      /* GL_NV_texture_expand_normal */
+      case GL_TEXTURE_UNSIGNED_REMAP_MODE_NV:
 	return 1;
 
       default:
@@ -898,11 +901,11 @@ GLint __glGet_size(GLenum sq)
       case GL_BLEND_SRC_ALPHA:
 
       /* GL_EXT_fog_coord / GL 1.4 */
-      case GL_CURRENT_FOG_COORDINATE:
-      case GL_FOG_COORDINATE_ARRAY_TYPE:
-      case GL_FOG_COORDINATE_ARRAY_STRIDE:
-      case GL_FOG_COORDINATE_ARRAY:
-      case GL_FOG_COORDINATE_SOURCE:
+      case GL_CURRENT_FOG_COORD:
+      case GL_FOG_COORD_ARRAY_TYPE:
+      case GL_FOG_COORD_ARRAY_STRIDE:
+      case GL_FOG_COORD_ARRAY:
+      case GL_FOG_COORD_SRC:
 
       /* GL_EXT_secondary_color / GL 1.4 */
       case GL_COLOR_SUM:
@@ -915,7 +918,7 @@ GLint __glGet_size(GLenum sq)
       case GL_MAX_TEXTURE_LOD_BIAS:
 
       /* GL_ARB_point_sprite */
-      case GL_POINT_SPRITE_NV:
+      case GL_POINT_SPRITE_ARB:
 
       /* GL_ARB_vertex_blend */
       case GL_MAX_VERTEX_UNITS_ARB:
@@ -942,6 +945,9 @@ GLint __glGet_size(GLenum sq)
       /* GL_EXT_clip_volume_hint */
       case GL_CLIP_VOLUME_CLIPPING_HINT_EXT:
 
+      /* GL_EXT_depth_bounds_test */
+      case GL_DEPTH_BOUNDS_TEST_EXT:
+
       /* GL_EXT_stencil_two_size */
       case GL_STENCIL_TEST_TWO_SIDE_EXT:
       case GL_ACTIVE_STENCIL_FACE_EXT:
@@ -958,9 +964,38 @@ GLint __glGet_size(GLenum sq)
       /* case GL_MODELVIEW0_STACK_DEPTH_EXT: */ /* alias */
       case GL_MODELVIEW1_STACK_DEPTH_EXT:
 
+      /* GL_EXT_blend_equation_separate */
+      /* case GL_BLEND_EQUATION_RGB_EXT: */ /* alias */
+      case GL_BLEND_EQUATION_ALPHA_EXT:
+
       /* GL_ATI_vertex_streams */
       case GL_MAX_VERTEX_STREAMS_ATI:
 
+      /* GL_ATI_draw_buffers */
+      case GL_MAX_DRAW_BUFFERS_ATI:
+      case GL_DRAW_BUFFER0_ATI:
+      case GL_DRAW_BUFFER1_ATI:
+      case GL_DRAW_BUFFER2_ATI:
+      case GL_DRAW_BUFFER3_ATI:
+      case GL_DRAW_BUFFER4_ATI:
+      case GL_DRAW_BUFFER5_ATI:
+      case GL_DRAW_BUFFER6_ATI:
+      case GL_DRAW_BUFFER7_ATI:
+      case GL_DRAW_BUFFER8_ATI:
+      case GL_DRAW_BUFFER9_ATI:
+      case GL_DRAW_BUFFER10_ATI:
+      case GL_DRAW_BUFFER11_ATI:
+      case GL_DRAW_BUFFER12_ATI:
+      case GL_DRAW_BUFFER13_ATI:
+      case GL_DRAW_BUFFER14_ATI:
+      case GL_DRAW_BUFFER15_ATI:
+
+      /* GL_ATI_separate_stencil */
+      case GL_STENCIL_BACK_FUNC_ATI:
+      case GL_STENCIL_BACK_FAIL_ATI:
+      case GL_STENCIL_BACK_PASS_DEPTH_FAIL_ATI:
+      case GL_STENCIL_BACK_PASS_DEPTH_PASS_ATI:
+
       /* GL_NV_depth_clamp */
       case GL_DEPTH_CLAMP_NV:
 
@@ -978,6 +1013,10 @@ GLint __glGet_size(GLenum sq)
       /* case GL_POINT_SPRITE_NV: */ /* alias */
       case GL_POINT_SPRITE_R_MODE_NV:
 
+      /* GL_NV_primitive_restart */
+      case GL_PRIMITIVE_RESTART_NV:
+      case GL_PRIMITIVE_RESTART_INDEX_NV:
+
       /* GL_NV_register_combiners */
       case GL_REGISTER_COMBINERS_NV:
       case GL_NUM_GENERAL_COMBINERS_NV:
@@ -993,6 +1032,10 @@ GLint __glGet_size(GLenum sq)
       case GL_MAX_RECTANGLE_TEXTURE_SIZE_NV:
 	return 1;
 
+      /* GL_EXT_depth_bounds_test */
+      case GL_DEPTH_BOUNDS_EXT:
+	return 2;
+
       /* GL_EXT_secondary_color / GL 1.4 */
       case GL_CURRENT_SECONDARY_COLOR: