xserver-multidpi/hw/xquartz/GL/indirect.c

/*
 * GLX implementation that uses Apple's OpenGL.framework
 * (Indirect rendering path -- it's also used for some direct mode code too)
 *
 * Copyright (c) 2007, 2008, 2009 Apple Inc.
 * Copyright (c) 2004 Torrey T. Lyons. All Rights Reserved.
 * Copyright (c) 2002 Greg Parker. All Rights Reserved.
 *
 * Portions of this file are copied from Mesa's xf86glx.c,
 * which contains the following copyright:
 *
 * Copyright 1998-1999 Precision Insight, Inc., Cedar Park, Texas.
 * All Rights Reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a
 * copy of this software and associated documentation files (the "Software"),
 * to deal in the Software without restriction, including without limitation
 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
 * and/or sell copies of the Software, and to permit persons to whom the
 * Software is furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
 * THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
 * DEALINGS IN THE SOFTWARE.
 */

#ifdef HAVE_DIX_CONFIG_H
#include <dix-config.h>
#endif

#include "dri.h"

#include <AvailabilityMacros.h>

/*  
 * These define seem questionable to me, but I'm not sure why they were here
 * in the first place.
 */ 
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1060
#define GL_EXT_histogram 1
#define GL_EXT_polygon_offset 1
#define GL_SGIS_pixel_texture 1
#define GL_SGIX_pixel_texture 1
#define GL_EXT_multisample 1
#define GL_SGIS_multisample 1
#define GL_EXT_vertex_array 1
#define GL_ARB_point_parameters 1
#define GL_NV_vertex_array_range 1
#define GL_MESA_resize_buffers 1
#define GL_ARB_window_pos 1
#define GL_EXT_cull_vertex 1
#define GL_NV_vertex_program 1
#define GL_APPLE_fence 1
#define GL_IBM_multimode_draw_arrays 1
#define GL_EXT_fragment_shader 1
#endif

#include <OpenGL/OpenGL.h>
#include <OpenGL/CGLContext.h>

#include <GL/gl.h>
#include <GL/glxproto.h>
#include <windowstr.h>
#include <resource.h>
#include <GL/glxint.h>
#include <GL/glxtokens.h>
#include <scrnintstr.h>
#include <glxserver.h>
#include <glxscreens.h>
#include <glxdrawable.h>
#include <glxcontext.h>
#include <glxext.h>
#include <glxutil.h>
#include <glxscreens.h>
#include <GL/internal/glcore.h>
#include "x-hash.h"
#include "x-list.h"

#include "capabilities.h"

typedef unsigned long long GLuint64EXT;
typedef long long GLint64EXT;
#include <dispatch.h>
#include <Xplugin.h>
#include <glapi.h>
#include <glapitable.h>

__GLXprovider * GlxGetDRISWrastProvider (void);

// Write debugging output, or not
#ifdef GLAQUA_DEBUG
#define GLAQUA_DEBUG_MSG ErrorF
#else
#define GLAQUA_DEBUG_MSG(a, ...)
#endif

static void setup_dispatch_table(void);
GLuint __glFloorLog2(GLuint val);
void warn_func(void * p1, char *format, ...);

// some prototypes
static __GLXscreen * __glXAquaScreenProbe(ScreenPtr pScreen);
static __GLXdrawable * __glXAquaScreenCreateDrawable(__GLXscreen *screen, DrawablePtr pDraw, int type, XID drawId, __GLXconfig *conf);

static void __glXAquaContextDestroy(__GLXcontext *baseContext);
static int __glXAquaContextMakeCurrent(__GLXcontext *baseContext);
static int __glXAquaContextLoseCurrent(__GLXcontext *baseContext);
static int __glXAquaContextForceCurrent(__GLXcontext *baseContext);
static int __glXAquaContextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc, unsigned long mask);

static CGLPixelFormatObj makeFormat(__GLXconfig *conf);

__GLXprovider __glXDRISWRastProvider = {
    __glXAquaScreenProbe,
    "Core OpenGL",
    NULL
};

__GLXprovider *
GlxGetDRISWRastProvider (void)
{
    GLAQUA_DEBUG_MSG("GlxGetDRISWRastProvider\n");
    return &__glXDRISWRastProvider;
}

typedef struct __GLXAquaScreen   __GLXAquaScreen;
typedef struct __GLXAquaContext  __GLXAquaContext;
typedef struct __GLXAquaDrawable __GLXAquaDrawable;

struct __GLXAquaScreen {
    __GLXscreen base;
    int index;
    int num_vis;
};

struct __GLXAquaContext {
    __GLXcontext base;
    CGLContextObj ctx;
    CGLPixelFormatObj pixelFormat;
    xp_surface_id sid;
    unsigned isAttached :1;
};

struct __GLXAquaDrawable {
    __GLXdrawable base;
    DrawablePtr pDraw;
    xp_surface_id sid;
    __GLXAquaContext *context;
};


static __GLXcontext *
__glXAquaScreenCreateContext(__GLXscreen *screen,
			     __GLXconfig *conf,
			     __GLXcontext *baseShareContext)
{
    __GLXAquaContext *context;
    __GLXAquaContext *shareContext = (__GLXAquaContext *) baseShareContext;
    CGLError gl_err;
  
    GLAQUA_DEBUG_MSG("glXAquaScreenCreateContext\n");
    
    context = xcalloc(1, sizeof (__GLXAquaContext));
    
    if (context == NULL)
	return NULL;

    memset(context, 0, sizeof *context);
    
    context->base.pGlxScreen = screen;
    
    context->base.destroy        = __glXAquaContextDestroy;
    context->base.makeCurrent    = __glXAquaContextMakeCurrent;
    context->base.loseCurrent    = __glXAquaContextLoseCurrent;
    context->base.copy           = __glXAquaContextCopy;
    context->base.forceCurrent   = __glXAquaContextForceCurrent;
    /*FIXME verify that the context->base is fully initialized. */
    
    context->pixelFormat = makeFormat(conf);
    
    if (!context->pixelFormat) {
        xfree(context);
        return NULL;
    }

    context->ctx = NULL;
    gl_err = CGLCreateContext(context->pixelFormat,
			      shareContext ? shareContext->ctx : NULL,
			      &context->ctx);
    
    if (gl_err != 0) {
	ErrorF("CGLCreateContext error: %s\n", CGLErrorString(gl_err));
	CGLDestroyPixelFormat(context->pixelFormat);
	xfree(context);
	return NULL;
    }
    
    setup_dispatch_table();
    GLAQUA_DEBUG_MSG("glAquaCreateContext done\n");
    
    return &context->base;
}

/* maps from surface id -> list of __GLcontext */
static x_hash_table *surface_hash;

static void __glXAquaContextDestroy(__GLXcontext *baseContext) {
    x_list *lst;

    __GLXAquaContext *context = (__GLXAquaContext *) baseContext;
    
    GLAQUA_DEBUG_MSG("glAquaContextDestroy (ctx 0x%x)\n",
                     (unsigned int) baseContext);
    if (context != NULL) {
      if (context->sid != 0 && surface_hash != NULL) {
		lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(context->sid), NULL);
		lst = x_list_remove(lst, context);
		x_hash_table_insert(surface_hash, x_cvt_uint_to_vptr(context->sid), lst);
      }

      if (context->ctx != NULL)
	  CGLDestroyContext(context->ctx);

      if (context->pixelFormat != NULL)
	  CGLDestroyPixelFormat(context->pixelFormat);
      
      xfree(context);
    }
}

static int __glXAquaContextLoseCurrent(__GLXcontext *baseContext) {
    CGLError gl_err;

    GLAQUA_DEBUG_MSG("glAquaLoseCurrent (ctx 0x%p)\n", baseContext);

    gl_err = CGLSetCurrentContext(NULL);
    if (gl_err != 0)
      ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err));

    __glXLastContext = NULL; // Mesa does this; why?

    return GL_TRUE;
}

/* Called when a surface is destroyed as a side effect of destroying
   the window it's attached to. */
static void surface_notify(void *_arg, void *data) {
    DRISurfaceNotifyArg *arg = (DRISurfaceNotifyArg *)_arg;
    __GLXAquaDrawable *draw = (__GLXAquaDrawable *)data;
    __GLXAquaContext *context;
    x_list *lst;
    if(_arg == NULL || data == NULL) {
	    ErrorF("surface_notify called with bad params");
	    return;
    }
	
    GLAQUA_DEBUG_MSG("surface_notify(%p, %p)\n", _arg, data);
    switch (arg->kind) {
    case AppleDRISurfaceNotifyDestroyed:
        if (surface_hash != NULL)
            x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(arg->id));
	draw->base.pDraw = NULL;
	draw->sid = 0;
        break;

    case AppleDRISurfaceNotifyChanged:
        if (surface_hash != NULL) {
            lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(arg->id), NULL);
            for (; lst != NULL; lst = lst->next)
		{
                context = lst->data;
                xp_update_gl_context(context->ctx);
            }
        }
        break;
    default:
	ErrorF("surface_notify: unknown kind %d\n", arg->kind);
	break;
    }
}

static BOOL attach(__GLXAquaContext *context, __GLXAquaDrawable *draw) {
    DrawablePtr pDraw;
    
    GLAQUA_DEBUG_MSG("attach(%p, %p)\n", context, draw);
	
    if(NULL == context || NULL == draw)
	return TRUE;

    pDraw = draw->base.pDraw;

    if(NULL == pDraw) {
	ErrorF("%s:%s() pDraw is NULL!\n", __FILE__, __func__);
	return TRUE;
    }

    if (draw->sid == 0) {
	//if (!quartzProcs->CreateSurface(pDraw->pScreen, pDraw->id, pDraw,
        if (!DRICreateSurface(pDraw->pScreen, pDraw->id, pDraw,
			      0, &draw->sid, NULL,
			      surface_notify, draw))
            return TRUE;
        draw->pDraw = pDraw;
    } 
    
    if (!context->isAttached || context->sid != draw->sid) {
        x_list *lst;
	
        if (xp_attach_gl_context(context->ctx, draw->sid) != Success) {
	    //quartzProcs->DestroySurface(pDraw->pScreen, pDraw->id, pDraw,
            DRIDestroySurface(pDraw->pScreen, pDraw->id, pDraw,
			      surface_notify, draw);
            if (surface_hash != NULL)
                x_hash_table_remove(surface_hash, x_cvt_uint_to_vptr(draw->sid));
	    
            draw->sid = 0;
            return TRUE;
        }
	
        context->isAttached = TRUE;
        context->sid = draw->sid;
	
        if (surface_hash == NULL)
            surface_hash = x_hash_table_new(NULL, NULL, NULL, NULL);
	
        lst = x_hash_table_lookup(surface_hash, x_cvt_uint_to_vptr(context->sid), NULL);
        if (x_list_find(lst, context) == NULL) {
            lst = x_list_prepend(lst, context);
            x_hash_table_insert(surface_hash, x_cvt_uint_to_vptr(context->sid), lst);
        }
	
	

        GLAQUA_DEBUG_MSG("attached 0x%x to 0x%x\n", (unsigned int) pDraw->id,
                         (unsigned int) draw->sid);
    } 

    draw->context = context;

    return FALSE;
}

#if 0     // unused
static void unattach(__GLXAquaContext *context) {
	x_list *lst;
	GLAQUA_DEBUG_MSG("unattach\n");
	if (context == NULL) {
		ErrorF("Tried to unattach a null context\n");
		return;
	}
    if (context->isAttached) {
        GLAQUA_DEBUG_MSG("unattaching\n");

        if (surface_hash != NULL) {
            lst = x_hash_table_lookup(surface_hash, (void *) context->sid, NULL);
            lst = x_list_remove(lst, context);
            x_hash_table_insert(surface_hash, (void *) context->sid, lst);
        }

        CGLClearDrawable(context->ctx);
        context->isAttached = FALSE;
        context->sid = 0;
    }
}
#endif

static int __glXAquaContextMakeCurrent(__GLXcontext *baseContext) {
    CGLError gl_err;
    __GLXAquaContext *context = (__GLXAquaContext *) baseContext;
    __GLXAquaDrawable *drawPriv = (__GLXAquaDrawable *) context->base.drawPriv;
    
    GLAQUA_DEBUG_MSG("glAquaMakeCurrent (ctx 0x%p)\n", baseContext);
    
    if(attach(context, drawPriv))
	return /*error*/ 0;

    gl_err = CGLSetCurrentContext(context->ctx);
    if (gl_err != 0)
        ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err));
    
    return gl_err == 0;
}

static int __glXAquaContextCopy(__GLXcontext *baseDst, __GLXcontext *baseSrc, unsigned long mask)
{
    CGLError gl_err;

    __GLXAquaContext *dst = (__GLXAquaContext *) baseDst;
    __GLXAquaContext *src = (__GLXAquaContext *) baseSrc;

    GLAQUA_DEBUG_MSG("GLXAquaContextCopy\n");

    gl_err = CGLCopyContext(src->ctx, dst->ctx, mask);
    if (gl_err != 0)
        ErrorF("CGLCopyContext error: %s\n", CGLErrorString(gl_err));

    return gl_err == 0;
}

static int __glXAquaContextForceCurrent(__GLXcontext *baseContext)
{
    CGLError gl_err;
    __GLXAquaContext *context = (__GLXAquaContext *) baseContext;
    GLAQUA_DEBUG_MSG("glAquaForceCurrent (ctx %p)\n", context->ctx);

    gl_err = CGLSetCurrentContext(context->ctx);
    if (gl_err != 0)
        ErrorF("CGLSetCurrentContext error: %s\n", CGLErrorString(gl_err));

    return gl_err == 0;
}

/* Drawing surface notification callbacks */

static GLboolean __glXAquaDrawableSwapBuffers(__GLXdrawable *base) {
    CGLError err;
    __GLXAquaDrawable *drawable;
 
    //    GLAQUA_DEBUG_MSG("glAquaDrawableSwapBuffers(%p)\n",base);
	
    if(!base) {
	ErrorF("%s passed NULL\n", __func__);
	return GL_FALSE;
    }

    drawable = (__GLXAquaDrawable *)base;

    if(NULL == drawable->context) {
	ErrorF("%s called with a NULL->context for drawable %p!\n",
	       __func__, (void *)drawable);
	return GL_FALSE;
    }

    err = CGLFlushDrawable(drawable->context->ctx);

    if(kCGLNoError != err) {
	ErrorF("CGLFlushDrawable error: %s in %s\n", CGLErrorString(err),
	       __func__);
	return GL_FALSE;
    }

    return GL_TRUE;
}


static CGLPixelFormatObj makeFormat(__GLXconfig *conf) {
    CGLPixelFormatAttribute attr[64];
    CGLPixelFormatObj fobj;
    GLint formats;
    CGLError error;
    int i = 0;
    
    if(conf->doubleBufferMode)
	attr[i++] = kCGLPFADoubleBuffer;

    if(conf->stereoMode)
	attr[i++] = kCGLPFAStereo;

    attr[i++] = kCGLPFAColorSize;
    attr[i++] = conf->redBits + conf->greenBits + conf->blueBits;
    attr[i++] = kCGLPFAAlphaSize;
    attr[i++] = conf->alphaBits;

    if((conf->accumRedBits + conf->accumGreenBits + conf->accumBlueBits +
	conf->accumAlphaBits) > 0) {

	attr[i++] = kCGLPFAAccumSize;
        attr[i++] = conf->accumRedBits + conf->accumGreenBits
	    + conf->accumBlueBits + conf->accumAlphaBits;
    }
    
    attr[i++] = kCGLPFADepthSize;
    attr[i++] = conf->depthBits;

    if(conf->stencilBits) {
	attr[i++] = kCGLPFAStencilSize;
        attr[i++] = conf->stencilBits;	
    }
    
    if(conf->numAuxBuffers > 0) {
	attr[i++] = kCGLPFAAuxBuffers;
	attr[i++] = conf->numAuxBuffers;
    }

    if(conf->sampleBuffers > 0) {
       attr[i++] = kCGLPFASampleBuffers;
       attr[i++] = conf->sampleBuffers;
       attr[i++] = kCGLPFASamples;
       attr[i++] = conf->samples;
    }
     
    attr[i++] = 0;

    error = CGLChoosePixelFormat(attr, &fobj, &formats);
    if(error) {
	ErrorF("error: creating pixel format %s\n", CGLErrorString(error));
	return NULL;
    }

    return fobj;
}

static void __glXAquaScreenDestroy(__GLXscreen *screen) {

    GLAQUA_DEBUG_MSG("glXAquaScreenDestroy(%p)\n", screen);
    __glXScreenDestroy(screen);

    xfree(screen);
}

static __GLXconfig *CreateConfigs(int *numConfigsPtr, int screenNumber) {
    __GLXconfig *c, *result;
    struct glCapabilities cap;
    struct glCapabilitiesConfig *conf = NULL;
    int numConfigs = 0;
    int i;

    if(getGlCapabilities(&cap))
	FatalError("error from getGlCapabilities() in %s\n", __func__);

    assert(NULL != cap.configurations);

    for(conf = cap.configurations; conf; conf = conf->next) {
        if(conf->total_color_buffers <= 0)
            continue;

        numConfigs += (conf->stereo ? 2 : 1) 
            * (conf->aux_buffers ? 2 : 1) 
            * conf->buffers
            * ((conf->total_stencil_bit_depths > 0) ? 
	       conf->total_stencil_bit_depths : 1)
            * conf->total_color_buffers
            * ((conf->total_accum_buffers > 0) ? conf->total_accum_buffers : 1)
            * conf->total_depth_buffer_depths
            * (conf->multisample_buffers + 1);
    }

    *numConfigsPtr = numConfigs;
    
    c = xalloc(sizeof(*c) * numConfigs);
    
    if(NULL == c)
	return NULL;

    

    result = c;
    
    memset(result, 0, sizeof(*c) * numConfigs);

    i = 0;

    for(conf = cap.configurations; conf; conf = conf->next) {
	int stereo, aux, buffers, stencil, color, accum, depth, msample;
	
	for(stereo = 0; stereo < (conf->stereo ? 2 : 1); ++stereo) {
	    for(aux = 0; aux < (conf->aux_buffers ? 2 : 1); ++aux) {
		for(buffers = 0; buffers < conf->buffers; ++buffers) {
		    for(stencil = 0; stencil < ((conf->total_stencil_bit_depths > 0) ? 
						conf->total_stencil_bit_depths : 1); ++stencil) {
			for(color = 0; color < conf->total_color_buffers; ++color) {
			    for(accum = 0; accum < ((conf->total_accum_buffers > 0) ?
						    conf->total_accum_buffers : 1); ++accum) {
				for(depth = 0; depth < conf->total_depth_buffer_depths; ++depth) {
				    for(msample = 0; msample < (conf->multisample_buffers + 1); ++msample) {
					if((i + 1) < numConfigs) {
					    c->next = c + 1;
					} else {
					    c->next = NULL;
					}

					c->doubleBufferMode = buffers ? GL_TRUE : GL_FALSE;
					c->stereoMode = stereo ? GL_TRUE : GL_FALSE;
					
					c->redBits = conf->color_buffers[color].r;
					c->greenBits = conf->color_buffers[color].g;
					c->blueBits = conf->color_buffers[color].b;
					c->alphaBits = 0;
					
					if(GLCAPS_COLOR_BUF_INVALID_VALUE != conf->color_buffers[color].a) {
					    c->alphaBits = conf->color_buffers[color].a;
					}

					c->redMask = -1;
					c->greenMask = -1;
					c->blueMask = -1;
					c->alphaMask = -1;
					
					c->rgbBits = c->redBits + c->greenBits + c->blueBits + c->alphaBits;
					c->indexBits = 0;
	    
					c->accumRedBits = 0;
					c->accumGreenBits = 0;
					c->accumBlueBits = 0;
					c->accumAlphaBits = 0;
					
					if(conf->total_accum_buffers > 0) {
					    c->accumRedBits = conf->accum_buffers[accum].r;
					    c->accumGreenBits = conf->accum_buffers[accum].g;
					    c->accumBlueBits = conf->accum_buffers[accum].b;
					    if(GLCAPS_COLOR_BUF_INVALID_VALUE != conf->accum_buffers[accum].a) {
						c->accumAlphaBits = conf->accum_buffers[accum].a;
					    }
					}

					c->depthBits = conf->depth_buffers[depth];
					
					c->stencilBits = 0;
	    
					if(conf->total_stencil_bit_depths > 0) {
					    c->stencilBits = conf->stencil_bit_depths[stencil];
					}


					c->numAuxBuffers = aux ? conf->aux_buffers : 0;

					c->level = 0;
					/*TODO what should this be? */
					c->pixmapMode = 0;
					
					c->visualID = -1;
					c->visualType = GLX_TRUE_COLOR;

					if(conf->accelerated) {
					    c->visualRating = GLX_NONE;
					} else {
					    c->visualRating = GLX_SLOW_VISUAL_EXT;
					}
	
					c->transparentPixel = GLX_NONE;
					c->transparentRed = GLX_NONE;
					c->transparentGreen = GLX_NONE;
					c->transparentAlpha = GLX_NONE;
					c->transparentIndex = GLX_NONE;
	    
					c->sampleBuffers = 0;
					c->samples = 0;

					if(msample > 0) {
					    c->sampleBuffers = conf->multisample_buffers;
					    c->samples = conf->multisample_samples;
					}

					/* 
					 * The Apple libGL supports GLXPixmaps and 
					 * GLXPbuffers in direct mode.
					 */
					/* SGIX_fbconfig / GLX 1.3 */
					c->drawableType = GLX_WINDOW_BIT | GLX_PIXMAP_BIT
					    | GLX_PBUFFER_BIT;
					c->renderType = GLX_RGBA_BIT;
					c->xRenderable = GL_TRUE;
					c->fbconfigID = -1;
					
					/* SGIX_pbuffer / GLX 1.3 */
					
					/* 
					 * The CGL layer provides a way of retrieving
					 * the maximum pbuffer width/height, but only
					 * if we create a context and call glGetIntegerv.
					 * 
					 * The following values are from a test program
					 * that does so.
					 */
					c->maxPbufferWidth = 8192;
					c->maxPbufferHeight = 8192;
					c->maxPbufferPixels = /*Do we need this?*/ 0;
					/* 
					 * There is no introspection for this sort of thing
					 * with CGL.  What should we do realistically?
					 */
					c->optimalPbufferWidth = 0;
					c->optimalPbufferHeight = 0;
					
					c->visualSelectGroup = 0;
					
					c->swapMethod = GLX_SWAP_UNDEFINED_OML;
	
					c->screen = screenNumber;
	    
					/* EXT_texture_from_pixmap */
					c->bindToTextureRgb = 0;
					c->bindToTextureRgba = 0;
					c->bindToMipmapTexture = 0;
					c->bindToTextureTargets = 0;
					c->yInverted = 0;

					if(c->next)
					    c = c->next;
					
					++i;
				    }
				}
			    }
			}
		    }
		}
	    }	
	}
    }

    if(i != numConfigs)
	FatalError("The number of __GLXconfig generated does not match the initial calculation!\n");
    

    freeGlCapabilities(&cap);

    return result;
}

/* This is called by __glXInitScreens(). */
static __GLXscreen * __glXAquaScreenProbe(ScreenPtr pScreen) {
    __GLXAquaScreen *screen;

    GLAQUA_DEBUG_MSG("glXAquaScreenProbe\n");

    if (pScreen == NULL) 
	return NULL;

    screen = xcalloc(1, sizeof *screen);

    if(NULL == screen)
	return NULL;
    
    screen->base.destroy        = __glXAquaScreenDestroy;
    screen->base.createContext  = __glXAquaScreenCreateContext;
    screen->base.createDrawable = __glXAquaScreenCreateDrawable;
    screen->base.swapInterval = /*FIXME*/ NULL;
    screen->base.hyperpipeFuncs = NULL;
    screen->base.swapBarrierFuncs = NULL;
    screen->base.pScreen       = pScreen;
    
    screen->base.fbconfigs = CreateConfigs(&screen->base.numFBConfigs, 
					   pScreen->myNum);
    
    /* This is set by __glXScreenInit: */
    screen->base.visuals = NULL;
    /* This is to be initialized prior to the call to __glXScreenInit: */
    screen->base.numVisuals = 0;

    __glXScreenInit(&screen->base, pScreen);

    screen->base.GLXversion = xstrdup("1.4");
    screen->base.GLXextensions = xstrdup("GLX_SGIX_fbconfig "
					 "GLX_SGIS_multisample "
					 "GLX_ARB_multisample "
					 "GLX_EXT_visual_info "
					 "GLX_EXT_import_context ");
    
    /*We may be able to add more GLXextensions at a later time. */
    
    return &screen->base;
}

static void __glXAquaDrawableCopySubBuffer (__GLXdrawable *drawable,
					    int x, int y, int w, int h) {
    /*TODO finish me*/
}


static void __glXAquaDrawableDestroy(__GLXdrawable *base) {
    /* gstaplin: base is the head of the structure, so it's at the same 
     * offset in memory.
     * Is this safe with strict aliasing?   I noticed that the other dri code
     * does this too...
     */
    __GLXAquaDrawable *glxPriv = (__GLXAquaDrawable *)base;

    GLAQUA_DEBUG_MSG(__func__);
    
    /* It doesn't work to call DRIDestroySurface here, the drawable's
       already gone.. But dri.c notices the window destruction and
       frees the surface itself. */

    /*gstaplin: verify the statement above.  The surface destroy
     *messages weren't making it through, and may still not be.
     *We need a good test case for surface creation and destruction.
     *We also need a good way to enable introspection on the server
     *to validate the test, beyond using gdb with print.
     */

    xfree(glxPriv);
}

static __GLXdrawable *
__glXAquaScreenCreateDrawable(__GLXscreen *screen,
			      DrawablePtr pDraw,
			      int type,
			      XID drawId,
			      __GLXconfig *conf) {
  __GLXAquaDrawable *glxPriv;

  glxPriv = xalloc(sizeof *glxPriv);

  if(glxPriv == NULL)
      return NULL;

  memset(glxPriv, 0, sizeof *glxPriv);

  if(!__glXDrawableInit(&glxPriv->base, screen, pDraw, type, drawId, conf)) {
    xfree(glxPriv);
    return NULL;
  }

  glxPriv->base.destroy       = __glXAquaDrawableDestroy;
  glxPriv->base.swapBuffers   = __glXAquaDrawableSwapBuffers;
  glxPriv->base.copySubBuffer = NULL; /* __glXAquaDrawableCopySubBuffer; */

  glxPriv->pDraw = pDraw;
  glxPriv->sid = 0;
  glxPriv->context = NULL;
  
  return &glxPriv->base;
}

// Extra goodies for glx

GLuint __glFloorLog2(GLuint val)
{
    int c = 0;

    while (val > 1) {
        c++;
        val >>= 1;
    }
    return c;
}

void warn_func(void * p1, char *format, ...) {
  va_list v;
  va_start(v, format);
  vfprintf(stderr, format, v);
  va_end(v);
}

static void setup_dispatch_table(void) {
  struct _glapi_table *disp=_glapi_get_dispatch();
  _glapi_set_warning_func((_glapi_warning_func)warn_func);
  _glapi_noop_enable_warnings(TRUE);

  SET_Accum(disp, glAccum);
  SET_ActiveStencilFaceEXT(disp, glActiveStencilFaceEXT);
  SET_ActiveTextureARB(disp, glActiveTextureARB);
//SET_AlphaFragmentOp1ATI(disp, glAlphaFragmentOp1EXT);   // <-- EXT -> ATI
//SET_AlphaFragmentOp2ATI(disp, glAlphaFragmentOp2EXT);
//SET_AlphaFragmentOp3ATI(disp, glAlphaFragmentOp3EXT);
  SET_AlphaFunc(disp, glAlphaFunc);
//SET_AreProgramsResidentNV(disp, glAreProgramsResidentNV);
  SET_AreTexturesResident(disp, glAreTexturesResident); 
  SET_ArrayElement(disp, glArrayElement);
  SET_AttachObjectARB(disp, glAttachObjectARB);
  SET_Begin(disp, glBegin);
//SET_BeginFragmentShaderATI(disp, glBeginFragmentShaderEXT);   // <-- EXT -> ATI
  SET_BeginQueryARB(disp, glBeginQueryARB);
  SET_BindAttribLocationARB(disp, glBindAttribLocationARB);
  SET_BindBufferARB(disp, glBindBufferARB);
//SET_BindFragmentShaderATI(disp, glBindFragmentShaderEXT);     // <-- EXT -> ATI
  SET_BindFramebufferEXT(disp, glBindFramebufferEXT);
//SET_BindProgramNV(disp, glBindProgramNV);
  SET_BindRenderbufferEXT(disp, glBindRenderbufferEXT);
  SET_BindTexture(disp, glBindTexture);
  SET_Bitmap(disp, glBitmap);
  SET_BlendColor(disp, glBlendColor);
  SET_BlendEquation(disp, glBlendEquation);
  SET_BlendEquationSeparateEXT(disp, glBlendEquationSeparateEXT);
  SET_BlendFunc(disp, glBlendFunc);
  SET_BlendFuncSeparateEXT(disp, glBlendFuncSeparateEXT);
#if MAC_OS_X_VERSION_MIN_REQUIRED >= 1050
  SET_BlitFramebufferEXT(disp, glBlitFramebufferEXT);
#endif
  SET_BufferDataARB(disp, glBufferDataARB);
  SET_BufferSubDataARB(disp, glBufferSubDataARB);
  SET_CallList(disp, glCallList);
  SET_CallLists(disp, glCallLists);
  SET_CheckFramebufferStatusEXT(disp, glCheckFramebufferStatusEXT);
  SET_Clear(disp, glClear);
  SET_ClearAccum(disp, glClearAccum);
  SET_ClearColor(disp, glClearColor);
  SET_ClearDepth(disp, glClearDepth);
  SET_ClearIndex(disp, glClearIndex);
  SET_ClearStencil(disp, glClearStencil);
  SET_ClientActiveTextureARB(disp, glClientActiveTextureARB);
  SET_ClipPlane(disp, glClipPlane);
  SET_Color3b(disp, glColor3b);
  SET_Color3bv(disp, glColor3bv);
  SET_Color3d(disp, glColor3d);
  SET_Color3dv(disp, glColor3dv);
  SET_Color3f(disp, glColor3f);
  SET_Color3fv(disp, glColor3fv);
  SET_Color3i(disp, glColor3i);
  SET_Color3iv(disp, glColor3iv);
  SET_Color3s(disp, glColor3s);
  SET_Color3sv(disp, glColor3sv);
  SET_Color3ub(disp, glColor3ub);
  SET_Color3ubv(disp, glColor3ubv);
  SET_Color3ui(disp, glColor3ui);
  SET_Color3uiv(disp, glColor3uiv);
  SET_Color3us(disp, glColor3us);
  SET_Color3usv(disp, glColor3usv);
  SET_Color4b(disp, glColor4b);
  SET_Color4bv(disp, glColor4bv);
  SET_Color4d(disp, glColor4d);
  SET_Color4dv(disp, glColor4dv);
  SET_Color4f(disp, glColor4f);
  SET_Color4fv(disp, glColor4fv);
  SET_Color4i(disp, glColor4i);
  SET_Color4iv(disp, glColor4iv);
  SET_Color4s(disp, glColor4s);
  SET_Color4sv(disp, glColor4sv);
  SET_Color4ub(disp, glColor4ub);
  SET_Color4ubv(disp, glColor4ubv);
  SET_Color4ui(disp, glColor4ui);
  SET_Color4uiv(disp, glColor4uiv);
  SET_Color4us(disp, glColor4us);
  SET_Color4usv(disp, glColor4usv);
//SET_ColorFragmentOp1ATI(disp, glColorFragmentOp1EXT);    // <-- EXT -> ATI
//SET_ColorFragmentOp2ATI(disp, glColorFragmentOp2EXT);
//SET_ColorFragmentOp3ATI(disp, glColorFragmentOp3EXT);
  SET_ColorMask(disp, glColorMask);
  SET_ColorMaterial(disp, glColorMaterial);
  SET_ColorPointer(disp, glColorPointer);
//SET_ColorPointerEXT(disp, glColorPointerEXT);
  SET_ColorSubTable(disp, glColorSubTable);
  SET_ColorTable(disp, glColorTable);
  SET_ColorTableParameterfv(disp, glColorTableParameterfv);
  SET_ColorTableParameteriv(disp, glColorTableParameteriv);


#if MAC_OS_X_VERSION_MIN_REQUIRED < 1060
  SET_CombinerInputNV(disp, glCombinerInputNV);
  SET_CombinerOutputNV(disp, glCombinerOutputNV);
  SET_CombinerParameterfNV(disp, glCombinerParameterfNV);
  SET_CombinerParameterfvNV(disp, glCombinerParameterfvNV);
  SET_CombinerParameteriNV(disp, glCombinerParameteriNV);
  SET_CombinerParameterivNV(disp, glCombinerParameterivNV);
#endif
  SET_CompileShaderARB(disp, glCompileShaderARB);
  SET_CompressedTexImage1DARB(disp, glCompressedTexImage1DARB);
  SET_CompressedTexImage2DARB(disp, glCompressedTexImage2DARB);
  SET_CompressedTexImage3DARB(disp, glCompressedTexImage3DARB);
  SET_CompressedTexSubImage1DARB(disp, glCompressedTexSubImage1DARB);
  SET_CompressedTexSubImage2DARB(disp, glCompressedTexSubImage2DARB);
  SET_CompressedTexSubImage3DARB(disp, glCompressedTexSubImage3DARB);
  SET_ConvolutionFilter1D(disp, glConvolutionFilter1D);
  SET_ConvolutionFilter2D(disp, glConvolutionFilter2D);
  SET_ConvolutionParameterf(disp, glConvolutionParameterf);
  SET_ConvolutionParameterfv(disp, glConvolutionParameterfv);
  SET_ConvolutionParameteri(disp, glConvolutionParameteri);
  SET_ConvolutionParameteriv(disp, glConvolutionParameteriv);
  SET_CopyColorSubTable(disp, glCopyColorSubTable);
  SET_CopyColorTable(disp, glCopyColorTable);
  SET_CopyConvolutionFilter1D(disp, glCopyConvolutionFilter1D);
  SET_CopyConvolutionFilter2D(disp, glCopyConvolutionFilter2D);
  SET_CopyPixels(disp, glCopyPixels);
  SET_CopyTexImage1D(disp, glCopyTexImage1D);
  SET_CopyTexImage2D(disp, glCopyTexImage2D);
  SET_CopyTexSubImage1D(disp, glCopyTexSubImage1D);
  SET_CopyTexSubImage2D(disp, glCopyTexSubImage2D);
  SET_CopyTexSubImage3D(disp, glCopyTexSubImage3D);
  SET_CreateProgramObjectARB(disp, glCreateProgramObjectARB);
  SET_CreateShaderObjectARB(disp, glCreateShaderObjectARB);
  SET_CullFace(disp, glCullFace);
//SET_CullParameterdvEXT(disp, glCullParameterdvEXT);
//SET_CullParameterfvEXT(disp, glCullParameterfvEXT);
  SET_DeleteBuffersARB(disp, glDeleteBuffersARB);
  SET_DeleteFencesNV(disp, glDeleteFencesAPPLE);
//SET_DeleteFragmentShaderATI(disp, glDeleteFragmentShaderEXT);      // <-- EXT -> ATI
  SET_DeleteFramebuffersEXT(disp, glDeleteFramebuffersEXT);
  SET_DeleteLists(disp, glDeleteLists);
  SET_DeleteObjectARB(disp, glDeleteObjectARB);
//SET_DeleteProgramsNV(disp, glDeleteProgramsNV);
  SET_DeleteQueriesARB(disp, glDeleteQueriesARB);
  SET_DeleteRenderbuffersEXT(disp, glDeleteRenderbuffersEXT);
  SET_DeleteTextures(disp, glDeleteTextures);
  SET_DepthBoundsEXT(disp, glDepthBoundsEXT);
  SET_DepthFunc(disp, glDepthFunc);
  SET_DepthMask(disp, glDepthMask);
  SET_DepthRange(disp, glDepthRange);
  SET_DetachObjectARB(disp, glDetachObjectARB);
  SET_Disable(disp, glDisable);
  SET_DisableClientState(disp, glDisableClientState);
  SET_DisableVertexAttribArrayARB(disp, glDisableVertexAttribArrayARB);
  SET_DrawArrays(disp, glDrawArrays);
  SET_DrawBuffer(disp, glDrawBuffer);
  SET_DrawBuffersARB(disp, glDrawBuffersARB);
  SET_DrawElements(disp, glDrawElements);
  SET_DrawPixels(disp, glDrawPixels);
  SET_DrawRangeElements(disp, glDrawRangeElements);
  SET_EdgeFlag(disp, glEdgeFlag);
  SET_EdgeFlagPointer(disp, glEdgeFlagPointer);
//SET_EdgeFlagPointerEXT(disp, glEdgeFlagPointerEXT);
  SET_EdgeFlagv(disp, glEdgeFlagv);
  SET_Enable(disp, glEnable);
  SET_EnableClientState(disp, glEnableClientState);
  SET_EnableVertexAttribArrayARB(disp, glEnableVertexAttribArrayARB);
  SET_End(disp, glEnd);
//SET_EndFragmentShaderATI(disp, glEndFragmentShaderEXT);        // <-- EXT -> ATI
  SET_EndList(disp, glEndList);
  SET_EndQueryARB(disp, glEndQueryARB);
  SET_EvalCoord1d(disp, glEvalCoord1d);
  SET_EvalCoord1dv(disp, glEvalCoord1dv);
  SET_EvalCoord1f(disp, glEvalCoord1f);
  SET_EvalCoord1fv(disp, glEvalCoord1fv);
  SET_EvalCoord2d(disp, glEvalCoord2d);
  SET_EvalCoord2dv(disp, glEvalCoord2dv);
  SET_EvalCoord2f(disp, glEvalCoord2f);
  SET_EvalCoord2fv(disp, glEvalCoord2fv);
  SET_EvalMesh1(disp, glEvalMesh1);
  SET_EvalMesh2(disp, glEvalMesh2);
  SET_EvalPoint1(disp, glEvalPoint1);
  SET_EvalPoint2(disp, glEvalPoint2);
//SET_ExecuteProgramNV(disp, glExecuteProgramNV);
  SET_FeedbackBuffer(disp, glFeedbackBuffer);

#if MAC_OS_X_VERSION_MIN_REQUIRED < 1060
  SET_FinalCombinerInputNV(disp, glFinalCombinerInputNV);
#endif
  SET_Finish(disp, glFinish);
  SET_FinishFenceNV(disp, glFinishFenceAPPLE);       // <-- APPLE -> NV
  SET_Flush(disp, glFlush);
//SET_FlushVertexArrayRangeNV(disp, glFlushVertexArrayRangeNV);
  SET_FogCoordPointerEXT(disp, glFogCoordPointerEXT);
  SET_FogCoorddEXT(disp, glFogCoorddEXT);
  SET_FogCoorddvEXT(disp, glFogCoorddvEXT);
  SET_FogCoordfEXT(disp, glFogCoordfEXT);
  SET_FogCoordfvEXT(disp, glFogCoordfvEXT);
  SET_Fogf(disp, glFogf);
  SET_Fogfv(disp, glFogfv);
  SET_Fogi(disp, glFogi);
  SET_Fogiv(disp, glFogiv);
  SET_FramebufferRenderbufferEXT(disp, glFramebufferRenderbufferEXT);
  SET_FramebufferTexture1DEXT(disp, glFramebufferTexture1DEXT);
  SET_FramebufferTexture2DEXT(disp, glFramebufferTexture2DEXT);
  SET_FramebufferTexture3DEXT(disp, glFramebufferTexture3DEXT);
  SET_FrontFace(disp, glFrontFace);
  SET_Frustum(disp, glFrustum);
  SET_GenBuffersARB(disp, glGenBuffersARB);
  SET_GenFencesNV(disp, glGenFencesAPPLE);            // <-- APPLE -> NV
//SET_GenFragmentShadersATI(disp, glGenFragmentShadersEXT);         // <-- EXT -> ATI
  SET_GenFramebuffersEXT(disp, glGenFramebuffersEXT);
  SET_GenLists(disp, glGenLists);
//SET_GenProgramsNV(disp, glGenProgramsNV);
  SET_GenQueriesARB(disp, glGenQueriesARB);
  SET_GenRenderbuffersEXT(disp, glGenRenderbuffersEXT);
  SET_GenTextures(disp, glGenTextures);
  SET_GenerateMipmapEXT(disp, glGenerateMipmapEXT);
  SET_GetActiveAttribARB(disp, glGetActiveAttribARB);
  SET_GetActiveUniformARB(disp, glGetActiveUniformARB);
  SET_GetAttachedObjectsARB(disp, glGetAttachedObjectsARB);
  SET_GetAttribLocationARB(disp, glGetAttribLocationARB);
  SET_GetBooleanv(disp, glGetBooleanv);
  SET_GetBufferParameterivARB(disp, glGetBufferParameterivARB);
  SET_GetBufferPointervARB(disp, glGetBufferPointervARB);
  SET_GetBufferSubDataARB(disp, glGetBufferSubDataARB);
  SET_GetClipPlane(disp, glGetClipPlane);
  SET_GetColorTable(disp, glGetColorTable);
  SET_GetColorTableParameterfv(disp, glGetColorTableParameterfv);
  SET_GetColorTableParameteriv(disp, glGetColorTableParameteriv);
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1060
  SET_GetCombinerInputParameterfvNV(disp, glGetCombinerInputParameterfvNV);
  SET_GetCombinerInputParameterivNV(disp, glGetCombinerInputParameterivNV);
  SET_GetCombinerOutputParameterfvNV(disp, glGetCombinerOutputParameterfvNV);
  SET_GetCombinerOutputParameterivNV(disp, glGetCombinerOutputParameterivNV);
#endif
  SET_GetCompressedTexImageARB(disp, glGetCompressedTexImageARB);
  SET_GetConvolutionFilter(disp, glGetConvolutionFilter);
  SET_GetConvolutionParameterfv(disp, glGetConvolutionParameterfv);
  SET_GetConvolutionParameteriv(disp, glGetConvolutionParameteriv);
  SET_GetDoublev(disp, glGetDoublev);
  SET_GetError(disp, glGetError);
//SET_GetFenceivNV(disp, glGetFenceivNV);
#if MAC_OS_X_VERSION_MIN_REQUIRED < 1060
  SET_GetFinalCombinerInputParameterfvNV(disp, glGetFinalCombinerInputParameterfvNV);
  SET_GetFinalCombinerInputParameterivNV(disp, glGetFinalCombinerInputParameterivNV);
#endif
  SET_GetFloatv(disp, glGetFloatv);
  SET_GetFramebufferAttachmentParameterivEXT(disp, glGetFramebufferAttachmentParameterivEXT);
  SET_GetHandleARB(disp, glGetHandleARB);
  SET_GetHistogram(disp, glGetHistogram);
  SET_GetHistogramParameterfv(disp, glGetHistogramParameterfv);
  SET_GetHistogramParameteriv(disp, glGetHistogramParameteriv);
  SET_GetInfoLogARB(disp, glGetInfoLogARB);
  SET_GetIntegerv(disp, glGetIntegerv);
  SET_GetLightfv(disp, glGetLightfv);
  SET_GetLightiv(disp, glGetLightiv);
  SET_GetMapdv(disp, glGetMapdv);
  SET_GetMapfv(disp, glGetMapfv);
  SET_GetMapiv(disp, glGetMapiv);
  SET_GetMaterialfv(disp, glGetMaterialfv);
  SET_GetMaterialiv(disp, glGetMaterialiv);
  SET_GetMinmax(disp, glGetMinmax);
  SET_GetMinmaxParameterfv(disp, glGetMinmaxParameterfv);
  SET_GetMinmaxParameteriv(disp, glGetMinmaxParameteriv);
  SET_GetObjectParameterfvARB(disp, glGetObjectParameterfvARB);
  SET_GetObjectParameterivARB(disp, glGetObjectParameterivARB);
  SET_GetPixelMapfv(disp, glGetPixelMapfv);
  SET_GetPixelMapuiv(disp, glGetPixelMapuiv);
  SET_GetPixelMapusv(disp, glGetPixelMapusv);
//SET_GetPixelTexGenParameterfvSGIS(disp, glGetPixelTexGenParameterfvSGIS);
//SET_GetPixelTexGenParameterivSGIS(disp, glGetPixelTexGenParameterivSGIS);
  SET_GetPointerv(disp, glGetPointerv);
  SET_GetPolygonStipple(disp, glGetPolygonStipple);
  SET_GetProgramEnvParameterdvARB(disp, glGetProgramEnvParameterdvARB);
  SET_GetProgramEnvParameterfvARB(disp, glGetProgramEnvParameterfvARB);
  SET_GetProgramLocalParameterdvARB(disp, glGetProgramLocalParameterdvARB);
  SET_GetProgramLocalParameterfvARB(disp, glGetProgramLocalParameterfvARB);
//SET_GetProgramNamedParameterdvNV(disp, glGetProgramNamedParameterdvNV);
//SET_GetProgramNamedParameterfvNV(disp, glGetProgramNamedParameterfvNV);
//SET_GetProgramParameterdvNV(disp, glGetProgramParameterdvNV);
//SET_GetProgramParameterfvNV(disp, glGetProgramParameterfvNV);
  SET_GetProgramStringARB(disp, glGetProgramStringARB);
//SET_GetProgramStringNV(disp, glGetProgramStringNV);
  SET_GetProgramivARB(disp, glGetProgramivARB);
//SET_GetProgramivNV(disp, glGetProgramivNV);
//SET_GetQueryObjecti64vEXT(disp, glGetQueryObjecti64vEXT);
  SET_GetQueryObjectivARB(disp, glGetQueryObjectivARB);
//SET_GetQueryObjectui64vEXT(disp, glGetQueryObjectui64vEXT);
  SET_GetQueryObjectuivARB(disp, glGetQueryObjectuivARB);
  SET_GetQueryivARB(disp, glGetQueryivARB);
  SET_GetRenderbufferParameterivEXT(disp, glGetRenderbufferParameterivEXT);
  SET_GetSeparableFilter(disp, glGetSeparableFilter);
  SET_GetShaderSourceARB(disp, glGetShaderSourceARB);
  SET_GetString(disp, glGetString);
  SET_GetTexEnvfv(disp, glGetTexEnvfv);
  SET_GetTexEnviv(disp, glGetTexEnviv);
  SET_GetTexGendv(disp, glGetTexGendv);
  SET_GetTexGenfv(disp, glGetTexGenfv);
  SET_GetTexGeniv(disp, glGetTexGeniv);
  SET_GetTexImage(disp, glGetTexImage);
  SET_GetTexLevelParameterfv(disp, glGetTexLevelParameterfv);
  SET_GetTexLevelParameteriv(disp, glGetTexLevelParameteriv);
  SET_GetTexParameterfv(disp, glGetTexParameterfv);
  SET_GetTexParameteriv(disp, glGetTexParameteriv);
//SET_GetTrackMatrixivNV(disp, glGetTrackMatrixivNV);
  SET_GetUniformLocationARB(disp, glGetUniformLocationARB);
  SET_GetUniformfvARB(disp, glGetUniformfvARB);
  SET_GetUniformivARB(disp, glGetUniformivARB);
//SET_GetVertexAttribPointervNV(disp, glGetVertexAttribPointervNV);
  SET_GetVertexAttribdvARB(disp, glGetVertexAttribdvARB);
//SET_GetVertexAttribdvNV(disp, glGetVertexAttribdvNV);
  SET_GetVertexAttribfvARB(disp, glGetVertexAttribfvARB);
//SET_GetVertexAttribfvNV(disp, glGetVertexAttribfvNV);
  SET_GetVertexAttribivARB(disp, glGetVertexAttribivARB);
//SET_GetVertexAttribivNV(disp, glGetVertexAttribivNV);
  SET_Hint(disp, glHint);
  SET_Histogram(disp, glHistogram);
  SET_IndexMask(disp, glIndexMask);
  SET_IndexPointer(disp, glIndexPointer);
//SET_IndexPointerEXT(disp, glIndexPointerEXT);
  SET_Indexd(disp, glIndexd);
  SET_Indexdv(disp, glIndexdv);
  SET_Indexf(disp, glIndexf);
  SET_Indexfv(disp, glIndexfv);
  SET_Indexi(disp, glIndexi);
  SET_Indexiv(disp, glIndexiv);
  SET_Indexs(disp, glIndexs);
  SET_Indexsv(disp, glIndexsv);
  SET_Indexub(disp, glIndexub);
  SET_Indexubv(disp, glIndexubv);
  SET_InitNames(disp, glInitNames);
  SET_InterleavedArrays(disp, glInterleavedArrays);
  SET_IsBufferARB(disp, glIsBufferARB);
  SET_IsEnabled(disp, glIsEnabled);
  SET_IsFenceNV(disp, glIsFenceAPPLE);           // <-- APPLE -> NV
  SET_IsFramebufferEXT(disp, glIsFramebufferEXT);
  SET_IsList(disp, glIsList);
//SET_IsProgramNV(disp, glIsProgramNV);
  SET_IsQueryARB(disp, glIsQueryARB);
  SET_IsRenderbufferEXT(disp, glIsRenderbufferEXT);
  SET_IsTexture(disp, glIsTexture);
  SET_LightModelf(disp, glLightModelf);
  SET_LightModelfv(disp, glLightModelfv);
  SET_LightModeli(disp, glLightModeli);
  SET_LightModeliv(disp, glLightModeliv);
  SET_Lightf(disp, glLightf);
  SET_Lightfv(disp, glLightfv);
  SET_Lighti(disp, glLighti);
  SET_Lightiv(disp, glLightiv);
  SET_LineStipple(disp, glLineStipple);
  SET_LineWidth(disp, glLineWidth);
  SET_LinkProgramARB(disp, glLinkProgramARB);
  SET_ListBase(disp, glListBase);
  SET_LoadIdentity(disp, glLoadIdentity);
  SET_LoadMatrixd(disp, glLoadMatrixd);
  SET_LoadMatrixf(disp, glLoadMatrixf);
  SET_LoadName(disp, glLoadName);
//SET_LoadProgramNV(disp, glLoadProgramNV);
  SET_LoadTransposeMatrixdARB(disp, glLoadTransposeMatrixdARB);
  SET_LoadTransposeMatrixfARB(disp, glLoadTransposeMatrixfARB);
  SET_LockArraysEXT(disp, glLockArraysEXT);
  SET_LogicOp(disp, glLogicOp);
  SET_Map1d(disp, glMap1d);
  SET_Map1f(disp, glMap1f);
  SET_Map2d(disp, glMap2d);
  SET_Map2f(disp, glMap2f);
  SET_MapBufferARB(disp, glMapBufferARB);
  SET_MapGrid1d(disp, glMapGrid1d);
  SET_MapGrid1f(disp, glMapGrid1f);
  SET_MapGrid2d(disp, glMapGrid2d);
  SET_MapGrid2f(disp, glMapGrid2f);
  SET_Materialf(disp, glMaterialf);
  SET_Materialfv(disp, glMaterialfv);
  SET_Materiali(disp, glMateriali);
  SET_Materialiv(disp, glMaterialiv);
  SET_MatrixMode(disp, glMatrixMode);
  SET_Minmax(disp, glMinmax);
  SET_MultMatrixd(disp, glMultMatrixd);
  SET_MultMatrixf(disp, glMultMatrixf);
  SET_MultTransposeMatrixdARB(disp, glMultTransposeMatrixdARB);
  SET_MultTransposeMatrixfARB(disp, glMultTransposeMatrixfARB);
  SET_MultiDrawArraysEXT(disp, glMultiDrawArraysEXT);
  SET_MultiDrawElementsEXT(disp, glMultiDrawElementsEXT);
//SET_MultiModeDrawArraysIBM(disp, glMultiModeDrawArraysIBM);
//SET_MultiModeDrawElementsIBM(disp, glMultiModeDrawElementsIBM);
  SET_MultiTexCoord1dARB(disp, glMultiTexCoord1dARB);
  SET_MultiTexCoord1dvARB(disp, glMultiTexCoord1dvARB);
  SET_MultiTexCoord1fARB(disp, glMultiTexCoord1fARB);
  SET_MultiTexCoord1fvARB(disp, glMultiTexCoord1fvARB);
  SET_MultiTexCoord1iARB(disp, glMultiTexCoord1iARB);
  SET_MultiTexCoord1ivARB(disp, glMultiTexCoord1ivARB);
  SET_MultiTexCoord1sARB(disp, glMultiTexCoord1sARB);
  SET_MultiTexCoord1svARB(disp, glMultiTexCoord1svARB);
  SET_MultiTexCoord2dARB(disp, glMultiTexCoord2dARB);
  SET_MultiTexCoord2dvARB(disp, glMultiTexCoord2dvARB);
  SET_MultiTexCoord2fARB(disp, glMultiTexCoord2fARB);
  SET_MultiTexCoord2fvARB(disp, glMultiTexCoord2fvARB);
  SET_MultiTexCoord2iARB(disp, glMultiTexCoord2iARB);
  SET_MultiTexCoord2ivARB(disp, glMultiTexCoord2ivARB);
  SET_MultiTexCoord2sARB(disp, glMultiTexCoord2sARB);
  SET_MultiTexCoord2svARB(disp, glMultiTexCoord2svARB);
  SET_MultiTexCoord3dARB(disp, glMultiTexCoord3dARB);
  SET_MultiTexCoord3dvARB(disp, glMultiTexCoord3dvARB);
  SET_MultiTexCoord3fARB(disp, glMultiTexCoord3fARB);
  SET_MultiTexCoord3fvARB(disp, glMultiTexCoord3fvARB);
  SET_MultiTexCoord3iARB(disp, glMultiTexCoord3iARB);
  SET_MultiTexCoord3ivARB(disp, glMultiTexCoord3ivARB);
  SET_MultiTexCoord3sARB(disp, glMultiTexCoord3sARB);
  SET_MultiTexCoord3svARB(disp, glMultiTexCoord3svARB);
  SET_MultiTexCoord4dARB(disp, glMultiTexCoord4dARB);
  SET_MultiTexCoord4dvARB(disp, glMultiTexCoord4dvARB);
  SET_MultiTexCoord4fARB(disp, glMultiTexCoord4fARB);
  SET_MultiTexCoord4fvARB(disp, glMultiTexCoord4fvARB);
  SET_MultiTexCoord4iARB(disp, glMultiTexCoord4iARB);
  SET_MultiTexCoord4ivARB(disp, glMultiTexCoord4ivARB);
  SET_MultiTexCoord4sARB(disp, glMultiTexCoord4sARB);
  SET_MultiTexCoord4svARB(disp, glMultiTexCoord4svARB);
  SET_NewList(disp, glNewList);
  SET_Normal3b(disp, glNormal3b);
  SET_Normal3bv(disp, glNormal3bv);
  SET_Normal3d(disp, glNormal3d);
  SET_Normal3dv(disp, glNormal3dv);
  SET_Normal3f(disp, glNormal3f);
  SET_Normal3fv(disp, glNormal3fv);
  SET_Normal3i(disp, glNormal3i);
  SET_Normal3iv(disp, glNormal3iv);
  SET_Normal3s(disp, glNormal3s);
  SET_Normal3sv(disp, glNormal3sv);
  SET_NormalPointer(disp, glNormalPointer);
//SET_NormalPointerEXT(disp, glNormalPointerEXT);
  SET_Ortho(disp, glOrtho);
//SET_PassTexCoordATI(disp, glPassTexCoordEXT);         // <-- EXT -> ATI
  SET_PassThrough(disp, glPassThrough);
  SET_PixelMapfv(disp, glPixelMapfv);
  SET_PixelMapuiv(disp, glPixelMapuiv);
  SET_PixelMapusv(disp, glPixelMapusv);
  SET_PixelStoref(disp, glPixelStoref);
  SET_PixelStorei(disp, glPixelStorei);
//SET_PixelTexGenParameterfSGIS(disp, glPixelTexGenParameterfSGIS);
//SET_PixelTexGenParameterfvSGIS(disp, glPixelTexGenParameterfvSGIS);
//SET_PixelTexGenParameteriSGIS(disp, glPixelTexGenParameteriSGIS);
//SET_PixelTexGenParameterivSGIS(disp, glPixelTexGenParameterivSGIS);
//  SET_PixelTexGenSGIX(disp, glPixelTexGenSGIX);
  SET_PixelTransferf(disp, glPixelTransferf);
  SET_PixelTransferi(disp, glPixelTransferi);
  SET_PixelZoom(disp, glPixelZoom);
  SET_PointParameterfEXT(disp, glPointParameterfARB);      // <-- ARB -> EXT
  SET_PointParameterfvEXT(disp, glPointParameterfvARB);    // <-- ARB -> EXT
  SET_PointParameteriNV(disp, glPointParameteriNV);
  SET_PointParameterivNV(disp, glPointParameterivNV);
  SET_PointSize(disp, glPointSize);
  SET_PolygonMode(disp, glPolygonMode);
  SET_PolygonOffset(disp, glPolygonOffset);
//SET_PolygonOffsetEXT(disp, glPolygonOffsetEXT);
  SET_PolygonStipple(disp, glPolygonStipple);
  SET_PopAttrib(disp, glPopAttrib);
  SET_PopClientAttrib(disp, glPopClientAttrib);
  SET_PopMatrix(disp, glPopMatrix);
  SET_PopName(disp, glPopName);
  SET_PrioritizeTextures(disp, glPrioritizeTextures);
  SET_ProgramEnvParameter4dARB(disp, glProgramEnvParameter4dARB);
  SET_ProgramEnvParameter4dvARB(disp, glProgramEnvParameter4dvARB);
  SET_ProgramEnvParameter4fARB(disp, glProgramEnvParameter4fARB);
  SET_ProgramEnvParameter4fvARB(disp, glProgramEnvParameter4fvARB);
  SET_ProgramLocalParameter4dARB(disp, glProgramLocalParameter4dARB);
  SET_ProgramLocalParameter4dvARB(disp, glProgramLocalParameter4dvARB);
  SET_ProgramLocalParameter4fARB(disp, glProgramLocalParameter4fARB);
  SET_ProgramLocalParameter4fvARB(disp, glProgramLocalParameter4fvARB);
//SET_ProgramNamedParameter4dNV(disp, glProgramNamedParameter4dNV);
//SET_ProgramNamedParameter4dvNV(disp, glProgramNamedParameter4dvNV);
//SET_ProgramNamedParameter4fNV(disp, glProgramNamedParameter4fNV);
//SET_ProgramNamedParameter4fvNV(disp, glProgramNamedParameter4fvNV);
//SET_ProgramParameter4dNV(disp, glProgramParameter4dNV);
//SET_ProgramParameter4dvNV(disp, glProgramParameter4dvNV);
//SET_ProgramParameter4fNV(disp, glProgramParameter4fNV);
//SET_ProgramParameter4fvNV(disp, glProgramParameter4fvNV);
//SET_ProgramParameters4dvNV(disp, glProgramParameters4dvNV);
//SET_ProgramParameters4fvNV(disp, glProgramParameters4fvNV);
  SET_ProgramStringARB(disp, glProgramStringARB);
  SET_PushAttrib(disp, glPushAttrib);
  SET_PushClientAttrib(disp, glPushClientAttrib);
  SET_PushMatrix(disp, glPushMatrix);
  SET_PushName(disp, glPushName);
  SET_RasterPos2d(disp, glRasterPos2d);
  SET_RasterPos2dv(disp, glRasterPos2dv);
  SET_RasterPos2f(disp, glRasterPos2f);
  SET_RasterPos2fv(disp, glRasterPos2fv);
  SET_RasterPos2i(disp, glRasterPos2i);
  SET_RasterPos2iv(disp, glRasterPos2iv);
  SET_RasterPos2s(disp, glRasterPos2s);
  SET_RasterPos2sv(disp, glRasterPos2sv);
  SET_RasterPos3d(disp, glRasterPos3d);
  SET_RasterPos3dv(disp, glRasterPos3dv);
  SET_RasterPos3f(disp, glRasterPos3f);
  SET_RasterPos3fv(disp, glRasterPos3fv);
  SET_RasterPos3i(disp, glRasterPos3i);
  SET_RasterPos3iv(disp, glRasterPos3iv);
  SET_RasterPos3s(disp, glRasterPos3s);
  SET_RasterPos3sv(disp, glRasterPos3sv);
  SET_RasterPos4d(disp, glRasterPos4d);
  SET_RasterPos4dv(disp, glRasterPos4dv);
  SET_RasterPos4f(disp, glRasterPos4f);
  SET_RasterPos4fv(disp, glRasterPos4fv);
  SET_RasterPos4i(disp, glRasterPos4i);
  SET_RasterPos4iv(disp, glRasterPos4iv);
  SET_RasterPos4s(disp, glRasterPos4s);
  SET_RasterPos4sv(disp, glRasterPos4sv);
  SET_ReadBuffer(disp, glReadBuffer);
  SET_ReadPixels(disp, glReadPixels);
  SET_Rectd(disp, glRectd);
  SET_Rectdv(disp, glRectdv);
  SET_Rectf(disp, glRectf);
  SET_Rectfv(disp, glRectfv);
  SET_Recti(disp, glRecti);
  SET_Rectiv(disp, glRectiv);
  SET_Rects(disp, glRects);
  SET_Rectsv(disp, glRectsv);
  SET_RenderMode(disp, glRenderMode);
  SET_RenderbufferStorageEXT(disp, glRenderbufferStorageEXT);
//SET_RequestResidentProgramsNV(disp, glRequestResidentProgramsNV);
  SET_ResetHistogram(disp, glResetHistogram);
  SET_ResetMinmax(disp, glResetMinmax);
//SET_ResizeBuffersMESA(disp, glResizeBuffersMESA);
  SET_Rotated(disp, glRotated);
  SET_Rotatef(disp, glRotatef);
  SET_SampleCoverageARB(disp, glSampleCoverageARB);
//SET_SampleMapATI(disp, glSampleMapEXT);       // <-- EXT -> ATI
//SET_SampleMaskSGIS(disp, glSampleMaskSGIS);
//SET_SamplePatternSGIS(disp, glSamplePatternSGIS);
  SET_Scaled(disp, glScaled);
  SET_Scalef(disp, glScalef);
  SET_Scissor(disp, glScissor);
  SET_SecondaryColor3bEXT(disp, glSecondaryColor3bEXT);
  SET_SecondaryColor3bvEXT(disp, glSecondaryColor3bvEXT);
  SET_SecondaryColor3dEXT(disp, glSecondaryColor3dEXT);
  SET_SecondaryColor3dvEXT(disp, glSecondaryColor3dvEXT);
  SET_SecondaryColor3fEXT(disp, glSecondaryColor3fEXT);
  SET_SecondaryColor3fvEXT(disp, glSecondaryColor3fvEXT);
  SET_SecondaryColor3iEXT(disp, glSecondaryColor3iEXT);
  SET_SecondaryColor3ivEXT(disp, glSecondaryColor3ivEXT);
  SET_SecondaryColor3sEXT(disp, glSecondaryColor3sEXT);
  SET_SecondaryColor3svEXT(disp, glSecondaryColor3svEXT);
  SET_SecondaryColor3ubEXT(disp, glSecondaryColor3ubEXT);
  SET_SecondaryColor3ubvEXT(disp, glSecondaryColor3ubvEXT);
  SET_SecondaryColor3uiEXT(disp, glSecondaryColor3uiEXT);
  SET_SecondaryColor3uivEXT(disp, glSecondaryColor3uivEXT);
  SET_SecondaryColor3usEXT(disp, glSecondaryColor3usEXT);
  SET_SecondaryColor3usvEXT(disp, glSecondaryColor3usvEXT);
  SET_SecondaryColorPointerEXT(disp, glSecondaryColorPointerEXT);
  SET_SelectBuffer(disp, glSelectBuffer);
  SET_SeparableFilter2D(disp, glSeparableFilter2D);
  SET_SetFenceNV(disp, glSetFenceAPPLE);  // <-- APPLE -> NV
//SET_SetFragmentShaderConstantATI(disp, glSetFragmentShaderConstantEXT);   // <-- EXT -> ATI
  SET_ShadeModel(disp, glShadeModel);
  SET_ShaderSourceARB(disp, glShaderSourceARB);
  SET_StencilFunc(disp, glStencilFunc);
  SET_StencilFuncSeparate(disp, glStencilFuncSeparate);
  SET_StencilMask(disp, glStencilMask);
  SET_StencilMaskSeparate(disp, glStencilMaskSeparate);
  SET_StencilOp(disp, glStencilOp);
  SET_StencilOpSeparate(disp, glStencilOpSeparate);
  SET_TestFenceNV(disp, glTestFenceAPPLE); // <-- APPLE -> NV
  SET_TexCoord1d(disp, glTexCoord1d);
  SET_TexCoord1dv(disp, glTexCoord1dv);
  SET_TexCoord1f(disp, glTexCoord1f);
  SET_TexCoord1fv(disp, glTexCoord1fv);
  SET_TexCoord1i(disp, glTexCoord1i);
  SET_TexCoord1iv(disp, glTexCoord1iv);
  SET_TexCoord1s(disp, glTexCoord1s);
  SET_TexCoord1sv(disp, glTexCoord1sv);
  SET_TexCoord2d(disp, glTexCoord2d);
  SET_TexCoord2dv(disp, glTexCoord2dv);
  SET_TexCoord2f(disp, glTexCoord2f);
  SET_TexCoord2fv(disp, glTexCoord2fv);
  SET_TexCoord2i(disp, glTexCoord2i);
  SET_TexCoord2iv(disp, glTexCoord2iv);
  SET_TexCoord2s(disp, glTexCoord2s);
  SET_TexCoord2sv(disp, glTexCoord2sv);
  SET_TexCoord3d(disp, glTexCoord3d);
  SET_TexCoord3dv(disp, glTexCoord3dv);
  SET_TexCoord3f(disp, glTexCoord3f);
  SET_TexCoord3fv(disp, glTexCoord3fv);
  SET_TexCoord3i(disp, glTexCoord3i);
  SET_TexCoord3iv(disp, glTexCoord3iv);
  SET_TexCoord3s(disp, glTexCoord3s);
  SET_TexCoord3sv(disp, glTexCoord3sv);
  SET_TexCoord4d(disp, glTexCoord4d);
  SET_TexCoord4dv(disp, glTexCoord4dv);
  SET_TexCoord4f(disp, glTexCoord4f);
  SET_TexCoord4fv(disp, glTexCoord4fv);
  SET_TexCoord4i(disp, glTexCoord4i);
  SET_TexCoord4iv(disp, glTexCoord4iv);
  SET_TexCoord4s(disp, glTexCoord4s);
  SET_TexCoord4sv(disp, glTexCoord4sv);
  SET_TexCoordPointer(disp, glTexCoordPointer);
//SET_TexCoordPointerEXT(disp, glTexCoordPointerEXT);
  SET_TexEnvf(disp, glTexEnvf);
  SET_TexEnvfv(disp, glTexEnvfv);
  SET_TexEnvi(disp, glTexEnvi);
  SET_TexEnviv(disp, glTexEnviv);
  SET_TexGend(disp, glTexGend);
  SET_TexGendv(disp, glTexGendv);
  SET_TexGenf(disp, glTexGenf);
  SET_TexGenfv(disp, glTexGenfv);
  SET_TexGeni(disp, glTexGeni);
  SET_TexGeniv(disp, glTexGeniv);
  SET_TexImage1D(disp, glTexImage1D);
  SET_TexImage2D(disp, glTexImage2D);
  SET_TexImage3D(disp, glTexImage3D);
  SET_TexParameterf(disp, glTexParameterf);
  SET_TexParameterfv(disp, glTexParameterfv);
  SET_TexParameteri(disp, glTexParameteri);
  SET_TexParameteriv(disp, glTexParameteriv);
  SET_TexSubImage1D(disp, glTexSubImage1D);
  SET_TexSubImage2D(disp, glTexSubImage2D);
  SET_TexSubImage3D(disp, glTexSubImage3D);
//SET_TrackMatrixNV(disp, glTrackMatrixNV);
  SET_Translated(disp, glTranslated);
  SET_Translatef(disp, glTranslatef);
  SET_Uniform1fARB(disp, glUniform1fARB);
  SET_Uniform1fvARB(disp, glUniform1fvARB);
  SET_Uniform1iARB(disp, glUniform1iARB);
  SET_Uniform1ivARB(disp, glUniform1ivARB);
  SET_Uniform2fARB(disp, glUniform2fARB);
  SET_Uniform2fvARB(disp, glUniform2fvARB);
  SET_Uniform2iARB(disp, glUniform2iARB);
  SET_Uniform2ivARB(disp, glUniform2ivARB);
  SET_Uniform3fARB(disp, glUniform3fARB);
  SET_Uniform3fvARB(disp, glUniform3fvARB);
  SET_Uniform3iARB(disp, glUniform3iARB);
  SET_Uniform3ivARB(disp, glUniform3ivARB);
  SET_Uniform4fARB(disp, glUniform4fARB);
  SET_Uniform4fvARB(disp, glUniform4fvARB);
  SET_Uniform4iARB(disp, glUniform4iARB);
  SET_Uniform4ivARB(disp, glUniform4ivARB);
  SET_UniformMatrix2fvARB(disp, glUniformMatrix2fvARB);
  SET_UniformMatrix3fvARB(disp, glUniformMatrix3fvARB);
  SET_UniformMatrix4fvARB(disp, glUniformMatrix4fvARB);
  SET_UnlockArraysEXT(disp, glUnlockArraysEXT);
  SET_UnmapBufferARB(disp, glUnmapBufferARB);
  SET_UseProgramObjectARB(disp, glUseProgramObjectARB);
  SET_ValidateProgramARB(disp, glValidateProgramARB);
  SET_Vertex2d(disp, glVertex2d);
  SET_Vertex2dv(disp, glVertex2dv);
  SET_Vertex2f(disp, glVertex2f);
  SET_Vertex2fv(disp, glVertex2fv);
  SET_Vertex2i(disp, glVertex2i);
  SET_Vertex2iv(disp, glVertex2iv);
  SET_Vertex2s(disp, glVertex2s);
  SET_Vertex2sv(disp, glVertex2sv);
  SET_Vertex3d(disp, glVertex3d);
  SET_Vertex3dv(disp, glVertex3dv);
  SET_Vertex3f(disp, glVertex3f);
  SET_Vertex3fv(disp, glVertex3fv);
  SET_Vertex3i(disp, glVertex3i);
  SET_Vertex3iv(disp, glVertex3iv);
  SET_Vertex3s(disp, glVertex3s);
  SET_Vertex3sv(disp, glVertex3sv);
  SET_Vertex4d(disp, glVertex4d);
  SET_Vertex4dv(disp, glVertex4dv);
  SET_Vertex4f(disp, glVertex4f);
  SET_Vertex4fv(disp, glVertex4fv);
  SET_Vertex4i(disp, glVertex4i);
  SET_Vertex4iv(disp, glVertex4iv);
  SET_Vertex4s(disp, glVertex4s);
  SET_Vertex4sv(disp, glVertex4sv);
//SET_VertexArrayRangeNV(disp, glVertexArrayRangeNV);
  SET_VertexAttrib1dARB(disp, glVertexAttrib1dARB);
  SET_VertexAttrib1dvARB(disp, glVertexAttrib1dvARB);
  SET_VertexAttrib1fARB(disp, glVertexAttrib1fARB);
  SET_VertexAttrib1fvARB(disp, glVertexAttrib1fvARB);
  SET_VertexAttrib1sARB(disp, glVertexAttrib1sARB);
  SET_VertexAttrib1svARB(disp, glVertexAttrib1svARB);
  SET_VertexAttrib2dARB(disp, glVertexAttrib2dARB);
  SET_VertexAttrib2dvARB(disp, glVertexAttrib2dvARB);
  SET_VertexAttrib2fARB(disp, glVertexAttrib2fARB);
  SET_VertexAttrib2fvARB(disp, glVertexAttrib2fvARB);
  SET_VertexAttrib2sARB(disp, glVertexAttrib2sARB);
  SET_VertexAttrib2svARB(disp, glVertexAttrib2svARB);
  SET_VertexAttrib3dARB(disp, glVertexAttrib3dARB);
  SET_VertexAttrib3dvARB(disp, glVertexAttrib3dvARB);
  SET_VertexAttrib3fARB(disp, glVertexAttrib3fARB);
  SET_VertexAttrib3fvARB(disp, glVertexAttrib3fvARB);
  SET_VertexAttrib3sARB(disp, glVertexAttrib3sARB);
  SET_VertexAttrib3svARB(disp, glVertexAttrib3svARB);
  SET_VertexAttrib4NbvARB(disp, glVertexAttrib4NbvARB);
  SET_VertexAttrib4NivARB(disp, glVertexAttrib4NivARB);
  SET_VertexAttrib4NsvARB(disp, glVertexAttrib4NsvARB);
  SET_VertexAttrib4NubARB(disp, glVertexAttrib4NubARB);
  SET_VertexAttrib4NubvARB(disp, glVertexAttrib4NubvARB);
  SET_VertexAttrib4NuivARB(disp, glVertexAttrib4NuivARB);
  SET_VertexAttrib4NusvARB(disp, glVertexAttrib4NusvARB);
  SET_VertexAttrib4bvARB(disp, glVertexAttrib4bvARB);
  SET_VertexAttrib4dARB(disp, glVertexAttrib4dARB);
  SET_VertexAttrib4dvARB(disp, glVertexAttrib4dvARB);
  SET_VertexAttrib4fARB(disp, glVertexAttrib4fARB);
  SET_VertexAttrib4fvARB(disp, glVertexAttrib4fvARB);
  SET_VertexAttrib4ivARB(disp, glVertexAttrib4ivARB);
  SET_VertexAttrib4sARB(disp, glVertexAttrib4sARB);
  SET_VertexAttrib4svARB(disp, glVertexAttrib4svARB);
  SET_VertexAttrib4ubvARB(disp, glVertexAttrib4ubvARB);
  SET_VertexAttrib4uivARB(disp, glVertexAttrib4uivARB);
  SET_VertexAttrib4usvARB(disp, glVertexAttrib4usvARB);
  SET_VertexAttribPointerARB(disp, glVertexAttribPointerARB);
  SET_VertexPointer(disp, glVertexPointer);
//  SET_VertexPointerEXT(disp, glVertexPointerEXT);
  SET_Viewport(disp, glViewport);
  SET_WindowPos2dMESA(disp, glWindowPos2dARB);
  SET_WindowPos2dvMESA(disp, glWindowPos2dvARB);
  SET_WindowPos2fMESA(disp, glWindowPos2fARB);
  SET_WindowPos2fvMESA(disp, glWindowPos2fvARB);
  SET_WindowPos2iMESA(disp, glWindowPos2iARB);
  SET_WindowPos2ivMESA(disp, glWindowPos2ivARB);
  SET_WindowPos2sMESA(disp, glWindowPos2sARB);
  SET_WindowPos2svMESA(disp, glWindowPos2svARB);
  SET_WindowPos3dMESA(disp, glWindowPos3dARB);
  SET_WindowPos3dvMESA(disp, glWindowPos3dvARB);
  SET_WindowPos3fMESA(disp, glWindowPos3fARB);
  SET_WindowPos3fvMESA(disp, glWindowPos3fvARB);
  SET_WindowPos3iMESA(disp, glWindowPos3iARB);
  SET_WindowPos3ivMESA(disp, glWindowPos3ivARB);
  SET_WindowPos3sMESA(disp, glWindowPos3sARB);
  SET_WindowPos3svMESA(disp, glWindowPos3svARB);
//SET_WindowPos4dMESA(disp, glWindowPos4dMESA);
//SET_WindowPos4dvMESA(disp, glWindowPos4dvMESA);
//SET_WindowPos4fMESA(disp, glWindowPos4fMESA);
//SET_WindowPos4fvMESA(disp, glWindowPos4fvMESA);
//SET_WindowPos4iMESA(disp, glWindowPos4iMESA);
//SET_WindowPos4ivMESA(disp, glWindowPos4ivMESA);
//SET_WindowPos4sMESA(disp, glWindowPos4sMESA);
//SET_WindowPos4svMESA(disp, glWindowPos4svMESA);
}