-/* $Id: extensions.c,v 1.4 1999/09/16 16:47:35 brianp Exp $ */
+/* $Id: extensions.c,v 1.70 2002/03/13 04:33:16 brianp Exp $ */
/*
* Mesa 3-D graphics library
- * Version: 3.1
- *
- * Copyright (C) 1999 Brian Paul All Rights Reserved.
- *
+ * Version: 4.1
+ *
+ * Copyright (C) 1999-2002 Brian Paul 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
*/
-#include <stdlib.h>
+#ifdef PC_HEADER
+#include "all.h"
+#else
+#include "glheader.h"
#include "context.h"
#include "extensions.h"
+#include "mem.h"
#include "simple_list.h"
-#include "types.h"
+#include "mtypes.h"
+#endif
#define MAX_EXT_NAMELEN 80
-#define MALLOC_STRUCT(T) (struct T *) malloc( sizeof(struct T) )
struct extension {
struct extension *next, *prev;
- int enabled;
+ GLint enabled;
+ GLboolean *flag; /* optional flag stored elsewhere */
char name[MAX_EXT_NAMELEN+1];
- void (*notify)( GLcontext *, GLboolean );
+ void (*notify)( GLcontext *, GLboolean );
};
+#define F(x) (int)&(((struct gl_extensions *)0)->x)
+#define ON GL_TRUE
+#define OFF GL_FALSE
+
+static struct {
+ GLboolean enabled;
+ const char *name;
+ int flag_offset;
+} default_extensions[] = {
+ { OFF, "GL_ARB_depth_texture", F(ARB_depth_texture) },
+ { OFF, "GL_ARB_imaging", F(ARB_imaging) },
+ { OFF, "GL_ARB_multisample", F(ARB_multisample) },
+ { OFF, "GL_ARB_multitexture", F(ARB_multitexture) },
+ { OFF, "GL_ARB_shadow", F(ARB_shadow) },
+ { OFF, "GL_ARB_shadow_ambient", F(SGIX_shadow_ambient) },
+ { OFF, "GL_ARB_texture_border_clamp", F(ARB_texture_border_clamp) },
+ { OFF, "GL_ARB_texture_compression", F(ARB_texture_compression) },
+ { OFF, "GL_ARB_texture_cube_map", F(ARB_texture_cube_map) },
+ { OFF, "GL_ARB_texture_env_add", F(EXT_texture_env_add) },
+ { OFF, "GL_ARB_texture_env_combine", F(ARB_texture_env_combine) },
+ { OFF, "GL_ARB_texture_env_dot3", F(ARB_texture_env_dot3) },
+ { OFF, "GL_ARB_texture_mirrored_repeat", F(ARB_texture_mirrored_repeat)},
+ { ON, "GL_ARB_transpose_matrix", 0 },
+ { ON, "GL_ARB_window_pos", F(ARB_window_pos) },
+ { ON, "GL_EXT_abgr", 0 },
+ { ON, "GL_EXT_bgra", 0 },
+ { OFF, "GL_EXT_blend_color", F(EXT_blend_color) },
+ { OFF, "GL_EXT_blend_func_separate", F(EXT_blend_func_separate) },
+ { OFF, "GL_EXT_blend_logic_op", F(EXT_blend_logic_op) },
+ { OFF, "GL_EXT_blend_minmax", F(EXT_blend_minmax) },
+ { OFF, "GL_EXT_blend_subtract", F(EXT_blend_subtract) },
+ { ON, "GL_EXT_clip_volume_hint", F(EXT_clip_volume_hint) },
+ { OFF, "GL_EXT_cull_vertex", 0 },
+ { OFF, "GL_EXT_convolution", F(EXT_convolution) },
+ { ON, "GL_EXT_compiled_vertex_array", F(EXT_compiled_vertex_array) },
+ { OFF, "GL_EXT_fog_coord", F(EXT_fog_coord) },
+ { OFF, "GL_EXT_histogram", F(EXT_histogram) },
+ { ON, "GL_EXT_packed_pixels", F(EXT_packed_pixels) },
+ { OFF, "GL_EXT_paletted_texture", F(EXT_paletted_texture) },
+ { OFF, "GL_EXT_point_parameters", F(EXT_point_parameters) },
+ { ON, "GL_EXT_polygon_offset", F(EXT_polygon_offset) },
+ { ON, "GL_EXT_rescale_normal", F(EXT_rescale_normal) },
+ { OFF, "GL_EXT_secondary_color", F(EXT_secondary_color) },
+ { OFF, "GL_EXT_shared_texture_palette", F(EXT_shared_texture_palette) },
+ { OFF, "GL_EXT_stencil_wrap", F(EXT_stencil_wrap) },
+ { ON, "GL_EXT_texture3D", F(EXT_texture3D) },
+ { OFF, "GL_EXT_texture_compression_s3tc", F(EXT_texture_compression_s3tc) },
+ { OFF, "GL_EXT_texture_edge_clamp", F(SGIS_texture_edge_clamp) },
+ { OFF, "GL_EXT_texture_env_add", F(EXT_texture_env_add) },
+ { OFF, "GL_EXT_texture_env_combine", F(EXT_texture_env_combine) },
+ { OFF, "GL_EXT_texture_env_dot3", F(EXT_texture_env_dot3) },
+ { OFF, "GL_EXT_texture_filter_anisotropic", F(EXT_texture_filter_anisotropic) },
+ { ON, "GL_EXT_texture_object", F(EXT_texture_object) },
+ { OFF, "GL_EXT_texture_lod_bias", F(EXT_texture_lod_bias) },
+ { ON, "GL_EXT_vertex_array", 0 },
+ { OFF, "GL_EXT_vertex_array_set", F(EXT_vertex_array_set) },
+ { OFF, "GL_HP_occlusion_test", F(HP_occlusion_test) },
+ { ON, "GL_IBM_rasterpos_clip", F(IBM_rasterpos_clip) },
+ { OFF, "GL_INGR_blend_func_separate", F(INGR_blend_func_separate) },
+ { OFF, "GL_MESA_packed_depth_stencil", 0 },
+ { OFF, "GL_MESA_resize_buffers", F(MESA_resize_buffers) },
+ { OFF, "GL_MESA_sprite_point", F(MESA_sprite_point) },
+ { ON, "GL_MESA_window_pos", F(MESA_window_pos) },
+ { OFF, "GL_NV_blend_square", F(NV_blend_square) },
+ { ON, "GL_NV_texgen_reflection", F(NV_texgen_reflection) },
+ { OFF, "GL_NV_vertex_program", F(NV_vertex_program) },
+ { OFF, "GL_NV_vertex_program1_1", F(NV_vertex_program1_1) },
+ { OFF, "GL_SGI_color_matrix", F(SGI_color_matrix) },
+ { OFF, "GL_SGI_color_table", F(SGI_color_table) },
+ { OFF, "GL_SGIS_generate_mipmap", F(SGIS_generate_mipmap) },
+ { OFF, "GL_SGIS_pixel_texture", F(SGIS_pixel_texture) },
+ { OFF, "GL_SGIS_texture_border_clamp", F(ARB_texture_border_clamp) },
+ { OFF, "GL_SGIS_texture_edge_clamp", F(SGIS_texture_edge_clamp) },
+ { OFF, "GL_SGIX_depth_texture", F(SGIX_depth_texture) },
+ { OFF, "GL_SGIX_pixel_texture", F(SGIX_pixel_texture) },
+ { OFF, "GL_SGIX_shadow", F(SGIX_shadow) },
+ { OFF, "GL_SGIX_shadow_ambient", F(SGIX_shadow_ambient) },
+ { OFF, "GL_3DFX_texture_compression_FXT1", F(_3DFX_texture_compression_FXT1) }
+};
-static struct { int enabled; const char *name; } default_extensions[] = {
- { ALWAYS_ENABLED, "GL_EXT_blend_color" },
- { ALWAYS_ENABLED, "GL_EXT_blend_minmax" },
- { ALWAYS_ENABLED, "GL_EXT_blend_logic_op" },
- { ALWAYS_ENABLED, "GL_EXT_blend_subtract" },
- { ALWAYS_ENABLED, "GL_EXT_paletted_texture" },
- { DEFAULT_ON, "GL_EXT_point_parameters" },
- { ALWAYS_ENABLED, "GL_EXT_polygon_offset" },
- { ALWAYS_ENABLED, "GL_EXT_vertex_array" },
- { ALWAYS_ENABLED, "GL_EXT_texture_object" },
- { DEFAULT_ON, "GL_EXT_texture3D" },
- { ALWAYS_ENABLED, "GL_MESA_window_pos" },
- { ALWAYS_ENABLED, "GL_MESA_resize_buffers" },
- { ALWAYS_ENABLED, "GL_EXT_shared_texture_palette" },
- { ALWAYS_ENABLED, "GL_EXT_rescale_normal" },
- { ALWAYS_ENABLED, "GL_EXT_abgr" },
- { ALWAYS_ENABLED, "GL_SGIS_texture_edge_clamp" },
- { ALWAYS_ENABLED, "GL_EXT_stencil_wrap" },
- { ALWAYS_ENABLED, "GL_INGR_blend_func_separate" },
- { DEFAULT_ON, "GL_ARB_multitexture" },
- { ALWAYS_ENABLED, "GL_NV_texgen_reflection" },
- { DEFAULT_ON, "GL_PGI_misc_hints" },
- { DEFAULT_ON, "GL_EXT_compiled_vertex_array" },
- { DEFAULT_OFF, "GL_EXT_vertex_array_set" },
- { DEFAULT_ON, "GL_EXT_clip_volume_hint" },
- { ALWAYS_ENABLED, "GL_EXT_get_proc_address" }
-};
-int gl_extensions_add( GLcontext *ctx,
- int state,
- const char *name,
- void (*notify)() )
+/*
+ * Enable all extensions suitable for a software-only renderer.
+ * This is a convenience function used by the XMesa, OSMesa, GGI drivers, etc.
+ */
+void
+_mesa_enable_sw_extensions(GLcontext *ctx)
+{
+ const char *extensions[] = {
+ "GL_ARB_depth_texture",
+ "GL_ARB_imaging",
+ "GL_ARB_multitexture",
+ "GL_ARB_shadow",
+ "GL_ARB_shadow_ambient",
+ "GL_ARB_texture_border_clamp",
+ "GL_ARB_texture_cube_map",
+ "GL_ARB_texture_env_add",
+ "GL_ARB_texture_env_combine",
+ "GL_ARB_texture_env_dot3",
+ "GL_ARB_texture_mirrored_repeat",
+ "GL_EXT_blend_color",
+ "GL_EXT_blend_func_separate",
+ "GL_EXT_blend_logic_op",
+ "GL_EXT_blend_minmax",
+ "GL_EXT_blend_subtract",
+ "GL_EXT_convolution",
+ "GL_EXT_fog_coord",
+ "GL_EXT_histogram",
+ "GL_EXT_paletted_texture",
+ "GL_EXT_point_parameters",
+ "GL_EXT_secondary_color",
+ "GL_EXT_shared_texture_palette",
+ "GL_EXT_stencil_wrap",
+ "GL_EXT_texture_edge_clamp",
+ "GL_EXT_texture_env_add",
+ "GL_EXT_texture_env_combine",
+ "GL_EXT_texture_env_dot3",
+ "GL_EXT_texture_lod_bias",
+ "GL_HP_occlusion_test",
+ "GL_INGR_blend_func_separate",
+ "GL_MESA_resize_buffers",
+ "GL_NV_blend_square",
+ "GL_NV_texgen_reflection",
+ "GL_NV_vertex_program",
+ "GL_NV_vertex_program1_1",
+ "GL_SGI_color_matrix",
+ "GL_SGI_color_table",
+ "GL_SGIS_generate_mipmap",
+ "GL_SGIS_pixel_texture",
+ "GL_SGIS_texture_edge_clamp",
+ "GL_SGIS_texture_border_clamp",
+ "GL_SGIX_depth_texture",
+ "GL_SGIX_pixel_texture",
+ "GL_SGIX_shadow",
+ "GL_SGIX_shadow_ambient",
+ NULL
+ };
+ GLuint i;
+
+ for (i = 0; extensions[i]; i++) {
+ _mesa_enable_extension(ctx, extensions[i]);
+ }
+}
+
+
+/*
+ * Enable GL_ARB_imaging and all the EXT extensions that are subsets of it.
+ */
+void
+_mesa_enable_imaging_extensions(GLcontext *ctx)
+{
+ const char *extensions[] = {
+ "GL_ARB_imaging",
+ "GL_EXT_blend_color",
+ "GL_EXT_blend_minmax",
+ "GL_EXT_blend_subtract",
+ "GL_EXT_convolution",
+ "GL_EXT_histogram",
+ "GL_SGI_color_matrix",
+ "GL_SGI_color_table",
+ NULL
+ };
+ GLuint i;
+
+ for (i = 0; extensions[i]; i++) {
+ _mesa_enable_extension(ctx, extensions[i]);
+ }
+}
+
+
+
+/*
+ * Enable all OpenGL 1.3 features and extensions.
+ */
+void
+_mesa_enable_1_3_extensions(GLcontext *ctx)
+{
+ const char *extensions[] = {
+ "GL_ARB_multisample",
+ "GL_ARB_multitexture",
+ "GL_ARB_texture_border_clamp",
+ "GL_ARB_texture_compression",
+ "GL_ARB_texture_cube_map",
+ "GL_ARB_texture_env_add",
+ "GL_ARB_texture_env_combine",
+ "GL_ARB_texture_env_dot3",
+ "GL_ARB_transpose_matrix",
+ NULL
+ };
+ GLuint i;
+
+ for (i = 0; extensions[i]; i++) {
+ _mesa_enable_extension(ctx, extensions[i]);
+ }
+}
+
+
+
+/*
+ * Add a new extenstion. This would be called from a Mesa driver.
+ */
+void
+_mesa_add_extension( GLcontext *ctx,
+ GLboolean enabled,
+ const char *name,
+ GLboolean *flag_ptr )
{
- (void) notify;
+ /* We should never try to add an extension after
+ * _mesa_extensions_get_string() has been called!
+ */
+ assert(ctx->Extensions.ext_string == 0);
- if (ctx->Extensions.ext_string == 0)
{
struct extension *t = MALLOC_STRUCT(extension);
- t->enabled = state;
+ t->enabled = enabled;
strncpy(t->name, name, MAX_EXT_NAMELEN);
t->name[MAX_EXT_NAMELEN] = 0;
- t->notify = (void (*)(GLcontext *, GLboolean)) notify;
+ t->flag = flag_ptr;
+ if (t->flag)
+ *t->flag = enabled;
insert_at_tail( ctx->Extensions.ext_list, t );
- return 0;
}
- return 1;
}
-static int set_extension( GLcontext *ctx, const char *name, GLuint state )
+/*
+ * Either enable or disable the named extension.
+ */
+static void
+set_extension( GLcontext *ctx, const char *name, GLint state )
{
+ /* XXX we should assert that ext_string is null. We should never be
+ * enabling/disabling extensions after _mesa_extensions_get_string()
+ * has been called!
+ */
struct extension *i;
- foreach( i, ctx->Extensions.ext_list )
- if (strncmp(i->name, name, MAX_EXT_NAMELEN) == 0)
+ foreach( i, ctx->Extensions.ext_list )
+ if (strncmp(i->name, name, MAX_EXT_NAMELEN) == 0)
break;
- if (i == ctx->Extensions.ext_list) return 1;
-
- if (i->enabled && !(i->enabled & ALWAYS_ENABLED))
- {
- if (i->notify) i->notify( ctx, state );
- i->enabled = state;
+ if (i == ctx->Extensions.ext_list) {
+ /* this is an error. Drivers should never try to enable/disable
+ * an extension which is unknown to Mesa or wasn't added by calling
+ * _mesa_add_extension().
+ */
+ return;
}
- return 0;
-}
+ if (i->flag)
+ *(i->flag) = state;
+ i->enabled = state;
+}
+
-int gl_extensions_enable( GLcontext *ctx, const char *name )
+void
+_mesa_enable_extension( GLcontext *ctx, const char *name )
{
- if (ctx->Extensions.ext_string == 0)
- return set_extension( ctx, name, 1 );
- return 1;
+ if (ctx->Extensions.ext_string == 0)
+ set_extension( ctx, name, 1 );
}
-int gl_extensions_disable( GLcontext *ctx, const char *name )
+void
+_mesa_disable_extension( GLcontext *ctx, const char *name )
{
- if (ctx->Extensions.ext_string == 0)
- return set_extension( ctx, name, 0 );
- return 1;
+ if (ctx->Extensions.ext_string == 0)
+ set_extension( ctx, name, 0 );
}
-
-void gl_extensions_dtr( GLcontext *ctx )
+
+/*
+ * Test if the named extension is enabled in this context.
+ */
+GLboolean
+_mesa_extension_is_enabled( GLcontext *ctx, const char *name)
+{
+ struct extension *i;
+ foreach( i, ctx->Extensions.ext_list )
+ if (strncmp(i->name, name, MAX_EXT_NAMELEN) == 0) {
+ if (i->enabled)
+ return GL_TRUE;
+ else
+ return GL_FALSE;
+ }
+
+ return GL_FALSE;
+}
+
+
+void
+_mesa_extensions_dtr( GLcontext *ctx )
{
struct extension *i, *nexti;
if (ctx->Extensions.ext_string) {
- free( ctx->Extensions.ext_string );
+ FREE( ctx->Extensions.ext_string );
ctx->Extensions.ext_string = 0;
}
if (ctx->Extensions.ext_list) {
foreach_s( i, nexti, ctx->Extensions.ext_list ) {
- free( i );
+ remove_from_list( i );
+ FREE( i );
}
-
- free(ctx->Extensions.ext_list);
+
+ FREE(ctx->Extensions.ext_list);
ctx->Extensions.ext_list = 0;
- }
+ }
}
-void gl_extensions_ctr( GLcontext *ctx )
+void
+_mesa_extensions_ctr( GLcontext *ctx )
{
GLuint i;
+ GLboolean *base = (GLboolean *)&ctx->Extensions;
- ctx->Extensions.ext_string = 0;
+ ctx->Extensions.ext_string = NULL;
ctx->Extensions.ext_list = MALLOC_STRUCT(extension);
make_empty_list( ctx->Extensions.ext_list );
for (i = 0 ; i < Elements(default_extensions) ; i++) {
- gl_extensions_add( ctx,
- default_extensions[i].enabled,
- default_extensions[i].name,
- 0 );
+ GLboolean *ptr = NULL;
+
+ if (default_extensions[i].flag_offset)
+ ptr = base + default_extensions[i].flag_offset;
+
+ (void) _mesa_add_extension( ctx,
+ default_extensions[i].enabled,
+ default_extensions[i].name,
+ ptr);
}
}
-const char *gl_extensions_get_string( GLcontext *ctx )
+const char *
+_mesa_extensions_get_string( GLcontext *ctx )
{
- if (ctx->Extensions.ext_string == 0)
+ if (ctx->Extensions.ext_string == 0)
{
struct extension *i;
char *str;
GLuint len = 0;
- foreach (i, ctx->Extensions.ext_list)
+ foreach (i, ctx->Extensions.ext_list)
if (i->enabled)
len += strlen(i->name) + 1;
-
- if (len == 0)
+
+ if (len == 0)
return "";
- str = (char *)malloc(len * sizeof(char));
+ str = (char *)MALLOC(len * sizeof(char));
ctx->Extensions.ext_string = str;
- foreach (i, ctx->Extensions.ext_list)
+ foreach (i, ctx->Extensions.ext_list)
if (i->enabled) {
strcpy(str, i->name);
str += strlen(str);
*(str-1) = 0;
}
-
- return ctx->Extensions.ext_string;
-}
-
-
-
-/*
- * Return the address of an extension function.
- * NOTE: this function could be optimized to binary search a sorted
- * list of function names.
- * Also, this function does not yet do per-context function searches.
- * Not applicable to Mesa at this time.
- */
-GLfunction gl_GetProcAddress( GLcontext *ctx, const GLubyte *procName )
-{
- struct proc {
- const char *name;
- GLfunction address;
- };
- static struct proc procTable[] = {
-#ifdef GL_EXT_get_proc_address
- { "glGetProcAddressEXT", (GLfunction) glGetProcAddressEXT }, /* me! */
-#endif
- /* OpenGL 1.1 functions */
- { "glEnableClientState", (GLfunction) glEnableClientState },
- { "glDisableClientState", (GLfunction) glDisableClientState },
- { "glPushClientAttrib", (GLfunction) glPushClientAttrib },
- { "glPopClientAttrib", (GLfunction) glPopClientAttrib },
- { "glIndexub", (GLfunction) glIndexub },
- { "glIndexubv", (GLfunction) glIndexubv },
- { "glVertexPointer", (GLfunction) glVertexPointer },
- { "glNormalPointer", (GLfunction) glNormalPointer },
- { "glColorPointer", (GLfunction) glColorPointer },
- { "glIndexPointer", (GLfunction) glIndexPointer },
- { "glTexCoordPointer", (GLfunction) glTexCoordPointer },
- { "glEdgeFlagPointer", (GLfunction) glEdgeFlagPointer },
- { "glGetPointerv", (GLfunction) glGetPointerv },
- { "glArrayElement", (GLfunction) glArrayElement },
- { "glDrawArrays", (GLfunction) glDrawArrays },
- { "glDrawElements", (GLfunction) glDrawElements },
- { "glInterleavedArrays", (GLfunction) glInterleavedArrays },
- { "glGenTextures", (GLfunction) glGenTextures },
- { "glDeleteTextures", (GLfunction) glDeleteTextures },
- { "glBindTexture", (GLfunction) glBindTexture },
- { "glPrioritizeTextures", (GLfunction) glPrioritizeTextures },
- { "glAreTexturesResident", (GLfunction) glAreTexturesResident },
- { "glIsTexture", (GLfunction) glIsTexture },
- { "glTexSubImage1D", (GLfunction) glTexSubImage1D },
- { "glTexSubImage2D", (GLfunction) glTexSubImage2D },
- { "glCopyTexImage1D", (GLfunction) glCopyTexImage1D },
- { "glCopyTexImage2D", (GLfunction) glCopyTexImage2D },
- { "glCopyTexSubImage1D", (GLfunction) glCopyTexSubImage1D },
- { "glCopyTexSubImage2D", (GLfunction) glCopyTexSubImage2D },
-
- /* OpenGL 1.2 functions */
- { "glDrawRangeElements", (GLfunction) glDrawRangeElements },
- { "glTexImage3D", (GLfunction) glTexImage3D },
- { "glTexSubImage3D", (GLfunction) glTexSubImage3D },
- { "glCopyTexSubImage3D", (GLfunction) glCopyTexSubImage3D },
- /* NOTE: 1.2 imaging subset functions not implemented in Mesa */
-
- /* GL_EXT_blend_minmax */
- { "glBlendEquationEXT", (GLfunction) glBlendEquationEXT },
-
- /* GL_EXT_blend_color */
- { "glBlendColorEXT", (GLfunction) glBlendColorEXT },
-
- /* GL_EXT_polygon_offset */
- { "glPolygonOffsetEXT", (GLfunction) glPolygonOffsetEXT },
-
- /* GL_EXT_vertex_arrays */
- { "glVertexPointerEXT", (GLfunction) glVertexPointerEXT },
- { "glNormalPointerEXT", (GLfunction) glNormalPointerEXT },
- { "glColorPointerEXT", (GLfunction) glColorPointerEXT },
- { "glIndexPointerEXT", (GLfunction) glIndexPointerEXT },
- { "glTexCoordPointerEXT", (GLfunction) glTexCoordPointerEXT },
- { "glEdgeFlagPointerEXT", (GLfunction) glEdgeFlagPointerEXT },
- { "glGetPointervEXT", (GLfunction) glGetPointervEXT },
- { "glArrayElementEXT", (GLfunction) glArrayElementEXT },
- { "glDrawArraysEXT", (GLfunction) glDrawArraysEXT },
-
- /* GL_EXT_texture_object */
- { "glGenTexturesEXT", (GLfunction) glGenTexturesEXT },
- { "glDeleteTexturesEXT", (GLfunction) glDeleteTexturesEXT },
- { "glBindTextureEXT", (GLfunction) glBindTextureEXT },
- { "glPrioritizeTexturesEXT", (GLfunction) glPrioritizeTexturesEXT },
- { "glAreTexturesResidentEXT", (GLfunction) glAreTexturesResidentEXT },
- { "glIsTextureEXT", (GLfunction) glIsTextureEXT },
-
- /* GL_EXT_texture3D */
- { "glTexImage3DEXT", (GLfunction) glTexImage3DEXT },
- { "glTexSubImage3DEXT", (GLfunction) glTexSubImage3DEXT },
- { "glCopyTexSubImage3DEXT", (GLfunction) glCopyTexSubImage3DEXT },
-
- /* GL_EXT_color_table */
- { "glColorTableEXT", (GLfunction) glColorTableEXT },
- { "glColorSubTableEXT", (GLfunction) glColorSubTableEXT },
- { "glGetColorTableEXT", (GLfunction) glGetColorTableEXT },
- { "glGetColorTableParameterfvEXT", (GLfunction) glGetColorTableParameterfvEXT },
- { "glGetColorTableParameterivEXT", (GLfunction) glGetColorTableParameterivEXT },
-
- /* GL_ARB_multitexture */
- { "glActiveTextureARB", (GLfunction) glActiveTextureARB },
- { "glClientActiveTextureARB", (GLfunction) glClientActiveTextureARB },
- { "glMultiTexCoord1dARB", (GLfunction) glMultiTexCoord1dARB },
- { "glMultiTexCoord1dvARB", (GLfunction) glMultiTexCoord1dvARB },
- { "glMultiTexCoord1fARB", (GLfunction) glMultiTexCoord1fARB },
- { "glMultiTexCoord1fvARB", (GLfunction) glMultiTexCoord1fvARB },
- { "glMultiTexCoord1iARB", (GLfunction) glMultiTexCoord1iARB },
- { "glMultiTexCoord1ivARB", (GLfunction) glMultiTexCoord1ivARB },
- { "glMultiTexCoord1sARB", (GLfunction) glMultiTexCoord1sARB },
- { "glMultiTexCoord1svARB", (GLfunction) glMultiTexCoord1svARB },
- { "glMultiTexCoord2dARB", (GLfunction) glMultiTexCoord2dARB },
- { "glMultiTexCoord2dvARB", (GLfunction) glMultiTexCoord2dvARB },
- { "glMultiTexCoord2fARB", (GLfunction) glMultiTexCoord2fARB },
- { "glMultiTexCoord2fvARB", (GLfunction) glMultiTexCoord2fvARB },
- { "glMultiTexCoord2iARB", (GLfunction) glMultiTexCoord2iARB },
- { "glMultiTexCoord2ivARB", (GLfunction) glMultiTexCoord2ivARB },
- { "glMultiTexCoord2sARB", (GLfunction) glMultiTexCoord2sARB },
- { "glMultiTexCoord2svARB", (GLfunction) glMultiTexCoord2svARB },
- { "glMultiTexCoord3dARB", (GLfunction) glMultiTexCoord3dARB },
- { "glMultiTexCoord3dvARB", (GLfunction) glMultiTexCoord3dvARB },
- { "glMultiTexCoord3fARB", (GLfunction) glMultiTexCoord3fARB },
- { "glMultiTexCoord3fvARB", (GLfunction) glMultiTexCoord3fvARB },
- { "glMultiTexCoord3iARB", (GLfunction) glMultiTexCoord3iARB },
- { "glMultiTexCoord3ivARB", (GLfunction) glMultiTexCoord3ivARB },
- { "glMultiTexCoord3sARB", (GLfunction) glMultiTexCoord3sARB },
- { "glMultiTexCoord3svARB", (GLfunction) glMultiTexCoord3svARB },
- { "glMultiTexCoord4dARB", (GLfunction) glMultiTexCoord4dARB },
- { "glMultiTexCoord4dvARB", (GLfunction) glMultiTexCoord4dvARB },
- { "glMultiTexCoord4fARB", (GLfunction) glMultiTexCoord4fARB },
- { "glMultiTexCoord4fvARB", (GLfunction) glMultiTexCoord4fvARB },
- { "glMultiTexCoord4iARB", (GLfunction) glMultiTexCoord4iARB },
- { "glMultiTexCoord4ivARB", (GLfunction) glMultiTexCoord4ivARB },
- { "glMultiTexCoord4sARB", (GLfunction) glMultiTexCoord4sARB },
- { "glMultiTexCoord4svARB", (GLfunction) glMultiTexCoord4svARB },
-
- /* GL_EXT_point_parameters */
- { "glPointParameterfEXT", (GLfunction) glPointParameterfEXT },
- { "glPointParameterfvEXT", (GLfunction) glPointParameterfvEXT },
-
- /* GL_INGR_blend_func_separate */
- { "glBlendFuncSeparateINGR", (GLfunction) glBlendFuncSeparateINGR },
-
- /* GL_MESA_window_pos */
- { "glWindowPos2iMESA", (GLfunction) glWindowPos2iMESA },
- { "glWindowPos2sMESA", (GLfunction) glWindowPos2sMESA },
- { "glWindowPos2fMESA", (GLfunction) glWindowPos2fMESA },
- { "glWindowPos2dMESA", (GLfunction) glWindowPos2dMESA },
- { "glWindowPos2ivMESA", (GLfunction) glWindowPos2ivMESA },
- { "glWindowPos2svMESA", (GLfunction) glWindowPos2svMESA },
- { "glWindowPos2fvMESA", (GLfunction) glWindowPos2fvMESA },
- { "glWindowPos2dvMESA", (GLfunction) glWindowPos2dvMESA },
- { "glWindowPos3iMESA", (GLfunction) glWindowPos3iMESA },
- { "glWindowPos3sMESA", (GLfunction) glWindowPos3sMESA },
- { "glWindowPos3fMESA", (GLfunction) glWindowPos3fMESA },
- { "glWindowPos3dMESA", (GLfunction) glWindowPos3dMESA },
- { "glWindowPos3ivMESA", (GLfunction) glWindowPos3ivMESA },
- { "glWindowPos3svMESA", (GLfunction) glWindowPos3svMESA },
- { "glWindowPos3fvMESA", (GLfunction) glWindowPos3fvMESA },
- { "glWindowPos3dvMESA", (GLfunction) glWindowPos3dvMESA },
- { "glWindowPos4iMESA", (GLfunction) glWindowPos4iMESA },
- { "glWindowPos4sMESA", (GLfunction) glWindowPos4sMESA },
- { "glWindowPos4fMESA", (GLfunction) glWindowPos4fMESA },
- { "glWindowPos4dMESA", (GLfunction) glWindowPos4dMESA },
- { "glWindowPos4ivMESA", (GLfunction) glWindowPos4ivMESA },
- { "glWindowPos4svMESA", (GLfunction) glWindowPos4svMESA },
- { "glWindowPos4fvMESA", (GLfunction) glWindowPos4fvMESA },
- { "glWindowPos4dvMESA", (GLfunction) glWindowPos4dvMESA },
-
- /* GL_MESA_resize_buffers */
- { "glResizeBuffersMESA", (GLfunction) glResizeBuffersMESA },
-
- /* GL_EXT_compiled_vertex_array */
- { "glLockArraysEXT", (GLfunction) glLockArraysEXT },
- { "glUnlockArraysEXT", (GLfunction) glUnlockArraysEXT },
-
- { NULL, NULL } /* end of list token */
- };
- GLuint i;
-
- ASSERT_OUTSIDE_BEGIN_END_AND_FLUSH_WITH_RETVAL(ctx, "glGetProcAddressEXT", NULL);
-
- for (i = 0; procTable[i].address; i++) {
- if (strcmp((const char *) procName, procTable[i].name) == 0)
- return procTable[i].address;
- }
- return NULL;
+ return ctx->Extensions.ext_string;
}