xserver and mesa git update 28-12-2010

1 files changed, 284 insertions, 284 deletions

diff --git a/mesalib/src/mesa/main/version.c b/mesalib/src/mesa/main/version.c
index 5997ca00f..99dc8b350 100644
--- a/mesalib/src/mesa/main/version.c
+++ b/mesalib/src/mesa/main/version.c
@@ -1,284 +1,284 @@
-/*
- * Mesa 3-D graphics library
- *
- * Copyright (C) 2010  VMware, Inc.  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 AUTHORS 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.
- */
-
-
-#include "context.h"
-#include "version.h"
-
-
-
-/**
- * Examine enabled GL extensions to determine GL version.
- * Return major and minor version numbers.
- */
-static void
-compute_version(GLcontext *ctx)
-{
-   GLuint major, minor;
-   static const int max = 100;
-
-   const GLboolean ver_1_3 = (ctx->Extensions.ARB_multisample &&
-                              ctx->Extensions.ARB_multitexture &&
-                              ctx->Extensions.ARB_texture_border_clamp &&
-                              ctx->Extensions.ARB_texture_compression &&
-                              ctx->Extensions.ARB_texture_cube_map &&
-                              ctx->Extensions.EXT_texture_env_add &&
-                              ctx->Extensions.ARB_texture_env_combine &&
-                              ctx->Extensions.ARB_texture_env_dot3);
-   const GLboolean ver_1_4 = (ver_1_3 &&
-                              ctx->Extensions.ARB_depth_texture &&
-                              ctx->Extensions.ARB_shadow &&
-                              ctx->Extensions.ARB_texture_env_crossbar &&
-                              ctx->Extensions.ARB_texture_mirrored_repeat &&
-                              ctx->Extensions.ARB_window_pos &&
-                              ctx->Extensions.EXT_blend_color &&
-                              ctx->Extensions.EXT_blend_func_separate &&
-                              ctx->Extensions.EXT_blend_minmax &&
-                              ctx->Extensions.EXT_blend_subtract &&
-                              ctx->Extensions.EXT_fog_coord &&
-                              ctx->Extensions.EXT_multi_draw_arrays &&
-                              ctx->Extensions.EXT_point_parameters &&
-                              ctx->Extensions.EXT_secondary_color &&
-                              ctx->Extensions.EXT_stencil_wrap &&
-                              ctx->Extensions.EXT_texture_lod_bias &&
-                              ctx->Extensions.SGIS_generate_mipmap);
-   const GLboolean ver_1_5 = (ver_1_4 &&
-                              ctx->Extensions.ARB_occlusion_query &&
-                              ctx->Extensions.ARB_vertex_buffer_object &&
-                              ctx->Extensions.EXT_shadow_funcs);
-   const GLboolean ver_2_0 = (ver_1_5 &&
-                              ctx->Extensions.ARB_draw_buffers &&
-                              ctx->Extensions.ARB_point_sprite &&
-                              ctx->Extensions.ARB_shader_objects &&
-                              ctx->Extensions.ARB_vertex_shader &&
-                              ctx->Extensions.ARB_fragment_shader &&
-                              ctx->Extensions.ARB_texture_non_power_of_two &&
-                              ctx->Extensions.EXT_blend_equation_separate &&
-
-			      /* Technically, 2.0 requires the functionality
-			       * of the EXT version.  Enable 2.0 if either
-			       * extension is available, and assume that a
-			       * driver that only exposes the ATI extension
-			       * will fallback to software when necessary.
-			       */
-			      (ctx->Extensions.EXT_stencil_two_side
-			       || ctx->Extensions.ATI_separate_stencil));
-   const GLboolean ver_2_1 = (ver_2_0 &&
-                              ctx->Const.GLSLVersion >= 120 &&
-                              ctx->Extensions.EXT_pixel_buffer_object &&
-                              ctx->Extensions.EXT_texture_sRGB);
-   const GLboolean ver_3_0 = (ver_2_1 &&
-                              ctx->Extensions.ARB_half_float_pixel &&
-                              ctx->Extensions.ARB_map_buffer_range &&
-                              ctx->Extensions.ARB_texture_float &&
-                              ctx->Extensions.ARB_texture_rg &&
-                              ctx->Extensions.APPLE_vertex_array_object &&
-                              ctx->Extensions.EXT_draw_buffers2 &&
-                              ctx->Extensions.EXT_framebuffer_blit &&
-                              ctx->Extensions.EXT_framebuffer_multisample &&
-                              ctx->Extensions.EXT_framebuffer_object &&
-                              ctx->Extensions.EXT_framebuffer_sRGB &&
-                              ctx->Extensions.EXT_packed_depth_stencil &&
-                              ctx->Extensions.EXT_packed_float &&
-                              ctx->Extensions.EXT_texture_array &&
-                              ctx->Extensions.EXT_texture_compression_rgtc &&
-                              ctx->Extensions.EXT_texture_integer &&
-                              ctx->Extensions.EXT_texture_shared_exponent &&
-                              ctx->Extensions.EXT_transform_feedback &&
-                              ctx->Extensions.NV_conditional_render);
-   const GLboolean ver_3_1 = (ver_3_0 &&
-                              ctx->Extensions.ARB_copy_buffer &&
-                              ctx->Extensions.ARB_draw_instanced &&
-                              ctx->Extensions.ARB_texture_buffer_object &&
-                              ctx->Extensions.ARB_uniform_buffer_object &&
-                              ctx->Extensions.NV_primitive_restart &&
-                              ctx->Extensions.NV_texture_rectangle &&
-                              ctx->Const.MaxVertexTextureImageUnits >= 16);
-   const GLboolean ver_3_2 = (ver_3_1 &&
-                              ctx->Extensions.ARB_depth_clamp &&
-                              ctx->Extensions.ARB_draw_elements_base_vertex &&
-                              ctx->Extensions.ARB_fragment_coord_conventions &&
-                              ctx->Extensions.ARB_geometry_shader4 &&
-                              ctx->Extensions.EXT_provoking_vertex &&
-                              ctx->Extensions.ARB_seamless_cube_map &&
-                              ctx->Extensions.ARB_sync &&
-                              ctx->Extensions.ARB_texture_multisample &&
-                              ctx->Extensions.EXT_vertex_array_bgra);
-   const GLboolean ver_3_3 = (ver_3_2 &&
-                              ctx->Extensions.ARB_blend_func_extended &&
-                              ctx->Extensions.ARB_explicit_attrib_location &&
-                              ctx->Extensions.ARB_instanced_arrays &&
-                              ctx->Extensions.ARB_occlusion_query2 &&
-                              ctx->Extensions.ARB_sampler_objects &&
-                              ctx->Extensions.ARB_texture_rgb10_a2ui &&
-                              ctx->Extensions.ARB_timer_query &&
-                              ctx->Extensions.ARB_vertex_type_2_10_10_10_rev &&
-                              ctx->Extensions.EXT_texture_swizzle);
-
-   if (ver_3_3) {
-      major = 3;
-      minor = 3;
-   }
-   else if (ver_3_2) {
-      major = 3;
-      minor = 2;
-   }
-   else if (ver_3_1) {
-      major = 3;
-      minor = 1;
-   }
-   else if (ver_3_0) {
-      major = 3;
-      minor = 0;
-   }
-   else if (ver_2_1) {
-      major = 2;
-      minor = 1;
-   }
-   else if (ver_2_0) {
-      major = 2;
-      minor = 0;
-   }
-   else if (ver_1_5) {
-      major = 1;
-      minor = 5;
-   }
-   else if (ver_1_4) {
-      major = 1;
-      minor = 4;
-   }
-   else if (ver_1_3) {
-      major = 1;
-      minor = 3;
-   }
-   else {
-      major = 1;
-      minor = 2;
-   }
-
-   ctx->VersionMajor = major;
-   ctx->VersionMinor = minor;
-   ctx->VersionString = (char *) malloc(max);
-   if (ctx->VersionString) {
-      _mesa_snprintf(ctx->VersionString, max,
-		     "%u.%u Mesa " MESA_VERSION_STRING,
-		     ctx->VersionMajor, ctx->VersionMinor);
-   }
-}
-
-static void
-compute_version_es1(GLcontext *ctx)
-{
-   static const int max = 100;
-
-   /* OpenGL ES 1.0 is derived from OpenGL 1.3 */
-   const GLboolean ver_1_0 = (ctx->Extensions.ARB_multisample &&
-                              ctx->Extensions.ARB_multitexture &&
-                              ctx->Extensions.ARB_texture_compression &&
-                              ctx->Extensions.EXT_texture_env_add &&
-                              ctx->Extensions.ARB_texture_env_combine &&
-                              ctx->Extensions.ARB_texture_env_dot3);
-   /* OpenGL ES 1.1 is derived from OpenGL 1.5 */
-   const GLboolean ver_1_1 = (ver_1_0 &&
-                              ctx->Extensions.EXT_point_parameters &&
-                              ctx->Extensions.SGIS_generate_mipmap &&
-                              ctx->Extensions.ARB_vertex_buffer_object);
-
-   if (ver_1_1) {
-      ctx->VersionMajor = 1;
-      ctx->VersionMinor = 1;
-   } else if (ver_1_0) {
-      ctx->VersionMajor = 1;
-      ctx->VersionMinor = 0;
-   } else {
-      _mesa_problem(ctx, "Incomplete OpenGL ES 1.0 support.");
-   }
-
-   ctx->VersionString = (char *) malloc(max);
-   if (ctx->VersionString) {
-      _mesa_snprintf(ctx->VersionString, max,
-		     "OpenGL ES-CM 1.%d Mesa " MESA_VERSION_STRING,
-		     ctx->VersionMinor);
-   }
-}
-
-static void
-compute_version_es2(GLcontext *ctx)
-{
-   static const int max = 100;
-
-   /* OpenGL ES 2.0 is derived from OpenGL 2.0 */
-   const GLboolean ver_2_0 = (ctx->Extensions.ARB_multisample &&
-                              ctx->Extensions.ARB_multitexture &&
-                              ctx->Extensions.ARB_texture_compression &&
-                              ctx->Extensions.ARB_texture_cube_map &&
-                              ctx->Extensions.ARB_texture_mirrored_repeat &&
-                              ctx->Extensions.EXT_blend_color &&
-                              ctx->Extensions.EXT_blend_func_separate &&
-                              ctx->Extensions.EXT_blend_minmax &&
-                              ctx->Extensions.EXT_blend_subtract &&
-                              ctx->Extensions.EXT_stencil_wrap &&
-                              ctx->Extensions.ARB_vertex_buffer_object &&
-                              ctx->Extensions.ARB_shader_objects &&
-                              ctx->Extensions.ARB_vertex_shader &&
-                              ctx->Extensions.ARB_fragment_shader &&
-                              ctx->Extensions.ARB_texture_non_power_of_two &&
-                              ctx->Extensions.EXT_blend_equation_separate);
-   if (ver_2_0) {
-      ctx->VersionMajor = 2;
-      ctx->VersionMinor = 0;
-   } else {
-      _mesa_problem(ctx, "Incomplete OpenGL ES 2.0 support.");
-   }
-
-   ctx->VersionString = (char *) malloc(max);
-   if (ctx->VersionString) {
-      _mesa_snprintf(ctx->VersionString, max,
-		     "OpenGL ES 2.0 Mesa " MESA_VERSION_STRING);
-   }
-}
-
-/**
- * Set the context's VersionMajor, VersionMinor, VersionString fields.
- * This should only be called once as part of context initialization
- * or to perform version check for GLX_ARB_create_context_profile.
- */
-void
-_mesa_compute_version(GLcontext *ctx)
-{
-   if (ctx->VersionMajor)
-      return;
-
-   switch (ctx->API) {
-   case API_OPENGL:
-      compute_version(ctx);
-      break;
-   case API_OPENGLES:
-      compute_version_es1(ctx);
-      break;
-   case API_OPENGLES2:
-      compute_version_es2(ctx);
-      break;
-   }
-
-}
+/*

+ * Mesa 3-D graphics library

+ *

+ * Copyright (C) 2010  VMware, Inc.  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 AUTHORS 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.

+ */

+

+

+#include "context.h"

+#include "version.h"

+

+

+

+/**

+ * Examine enabled GL extensions to determine GL version.

+ * Return major and minor version numbers.

+ */

+static void

+compute_version(struct gl_context *ctx)

+{

+   GLuint major, minor;

+   static const int max = 100;

+

+   const GLboolean ver_1_3 = (ctx->Extensions.ARB_multisample &&

+                              ctx->Extensions.ARB_multitexture &&

+                              ctx->Extensions.ARB_texture_border_clamp &&

+                              ctx->Extensions.ARB_texture_compression &&

+                              ctx->Extensions.ARB_texture_cube_map &&

+                              ctx->Extensions.EXT_texture_env_add &&

+                              ctx->Extensions.ARB_texture_env_combine &&

+                              ctx->Extensions.ARB_texture_env_dot3);

+   const GLboolean ver_1_4 = (ver_1_3 &&

+                              ctx->Extensions.ARB_depth_texture &&

+                              ctx->Extensions.ARB_shadow &&

+                              ctx->Extensions.ARB_texture_env_crossbar &&

+                              ctx->Extensions.ARB_texture_mirrored_repeat &&

+                              ctx->Extensions.ARB_window_pos &&

+                              ctx->Extensions.EXT_blend_color &&

+                              ctx->Extensions.EXT_blend_func_separate &&

+                              ctx->Extensions.EXT_blend_minmax &&

+                              ctx->Extensions.EXT_blend_subtract &&

+                              ctx->Extensions.EXT_fog_coord &&

+                              ctx->Extensions.EXT_multi_draw_arrays &&

+                              ctx->Extensions.EXT_point_parameters &&

+                              ctx->Extensions.EXT_secondary_color &&

+                              ctx->Extensions.EXT_stencil_wrap &&

+                              ctx->Extensions.EXT_texture_lod_bias &&

+                              ctx->Extensions.SGIS_generate_mipmap);

+   const GLboolean ver_1_5 = (ver_1_4 &&

+                              ctx->Extensions.ARB_occlusion_query &&

+                              ctx->Extensions.ARB_vertex_buffer_object &&

+                              ctx->Extensions.EXT_shadow_funcs);

+   const GLboolean ver_2_0 = (ver_1_5 &&

+                              ctx->Extensions.ARB_draw_buffers &&

+                              ctx->Extensions.ARB_point_sprite &&

+                              ctx->Extensions.ARB_shader_objects &&

+                              ctx->Extensions.ARB_vertex_shader &&

+                              ctx->Extensions.ARB_fragment_shader &&

+                              ctx->Extensions.ARB_texture_non_power_of_two &&

+                              ctx->Extensions.EXT_blend_equation_separate &&

+

+			      /* Technically, 2.0 requires the functionality

+			       * of the EXT version.  Enable 2.0 if either

+			       * extension is available, and assume that a

+			       * driver that only exposes the ATI extension

+			       * will fallback to software when necessary.

+			       */

+			      (ctx->Extensions.EXT_stencil_two_side

+			       || ctx->Extensions.ATI_separate_stencil));

+   const GLboolean ver_2_1 = (ver_2_0 &&

+                              ctx->Const.GLSLVersion >= 120 &&

+                              ctx->Extensions.EXT_pixel_buffer_object &&

+                              ctx->Extensions.EXT_texture_sRGB);

+   const GLboolean ver_3_0 = (ver_2_1 &&

+                              ctx->Extensions.ARB_half_float_pixel &&

+                              ctx->Extensions.ARB_map_buffer_range &&

+                              ctx->Extensions.ARB_texture_float &&

+                              ctx->Extensions.ARB_texture_rg &&

+                              ctx->Extensions.ARB_texture_compression_rgtc &&

+                              ctx->Extensions.APPLE_vertex_array_object &&

+                              ctx->Extensions.EXT_draw_buffers2 &&

+                              ctx->Extensions.EXT_framebuffer_blit &&

+                              ctx->Extensions.EXT_framebuffer_multisample &&

+                              ctx->Extensions.EXT_framebuffer_object &&

+                              ctx->Extensions.EXT_framebuffer_sRGB &&

+                              ctx->Extensions.EXT_packed_depth_stencil &&

+                              ctx->Extensions.EXT_packed_float &&

+                              ctx->Extensions.EXT_texture_array &&

+                              ctx->Extensions.EXT_texture_integer &&

+                              ctx->Extensions.EXT_texture_shared_exponent &&

+                              ctx->Extensions.EXT_transform_feedback &&

+                              ctx->Extensions.NV_conditional_render);

+   const GLboolean ver_3_1 = (ver_3_0 &&

+                              ctx->Extensions.ARB_copy_buffer &&

+                              ctx->Extensions.ARB_draw_instanced &&

+                              ctx->Extensions.ARB_texture_buffer_object &&

+                              ctx->Extensions.ARB_uniform_buffer_object &&

+                              ctx->Extensions.NV_primitive_restart &&

+                              ctx->Extensions.NV_texture_rectangle &&

+                              ctx->Const.MaxVertexTextureImageUnits >= 16);

+   const GLboolean ver_3_2 = (ver_3_1 &&

+                              ctx->Extensions.ARB_depth_clamp &&

+                              ctx->Extensions.ARB_draw_elements_base_vertex &&

+                              ctx->Extensions.ARB_fragment_coord_conventions &&

+                              ctx->Extensions.ARB_geometry_shader4 &&

+                              ctx->Extensions.EXT_provoking_vertex &&

+                              ctx->Extensions.ARB_seamless_cube_map &&

+                              ctx->Extensions.ARB_sync &&

+                              ctx->Extensions.ARB_texture_multisample &&

+                              ctx->Extensions.EXT_vertex_array_bgra);

+   const GLboolean ver_3_3 = (ver_3_2 &&

+                              ctx->Extensions.ARB_blend_func_extended &&

+                              ctx->Extensions.ARB_explicit_attrib_location &&

+                              ctx->Extensions.ARB_instanced_arrays &&

+                              ctx->Extensions.ARB_occlusion_query2 &&

+                              ctx->Extensions.ARB_sampler_objects &&

+                              ctx->Extensions.ARB_texture_rgb10_a2ui &&

+                              ctx->Extensions.ARB_timer_query &&

+                              ctx->Extensions.ARB_vertex_type_2_10_10_10_rev &&

+                              ctx->Extensions.EXT_texture_swizzle);

+

+   if (ver_3_3) {

+      major = 3;

+      minor = 3;

+   }

+   else if (ver_3_2) {

+      major = 3;

+      minor = 2;

+   }

+   else if (ver_3_1) {

+      major = 3;

+      minor = 1;

+   }

+   else if (ver_3_0) {

+      major = 3;

+      minor = 0;

+   }

+   else if (ver_2_1) {

+      major = 2;

+      minor = 1;

+   }

+   else if (ver_2_0) {

+      major = 2;

+      minor = 0;

+   }

+   else if (ver_1_5) {

+      major = 1;

+      minor = 5;

+   }

+   else if (ver_1_4) {

+      major = 1;

+      minor = 4;

+   }

+   else if (ver_1_3) {

+      major = 1;

+      minor = 3;

+   }

+   else {

+      major = 1;

+      minor = 2;

+   }

+

+   ctx->VersionMajor = major;

+   ctx->VersionMinor = minor;

+   ctx->VersionString = (char *) malloc(max);

+   if (ctx->VersionString) {

+      _mesa_snprintf(ctx->VersionString, max,

+		     "%u.%u Mesa " MESA_VERSION_STRING,

+		     ctx->VersionMajor, ctx->VersionMinor);

+   }

+}

+

+static void

+compute_version_es1(struct gl_context *ctx)

+{

+   static const int max = 100;

+

+   /* OpenGL ES 1.0 is derived from OpenGL 1.3 */

+   const GLboolean ver_1_0 = (ctx->Extensions.ARB_multisample &&

+                              ctx->Extensions.ARB_multitexture &&

+                              ctx->Extensions.ARB_texture_compression &&

+                              ctx->Extensions.EXT_texture_env_add &&

+                              ctx->Extensions.ARB_texture_env_combine &&

+                              ctx->Extensions.ARB_texture_env_dot3);

+   /* OpenGL ES 1.1 is derived from OpenGL 1.5 */

+   const GLboolean ver_1_1 = (ver_1_0 &&

+                              ctx->Extensions.EXT_point_parameters &&

+                              ctx->Extensions.SGIS_generate_mipmap &&

+                              ctx->Extensions.ARB_vertex_buffer_object);

+

+   if (ver_1_1) {

+      ctx->VersionMajor = 1;

+      ctx->VersionMinor = 1;

+   } else if (ver_1_0) {

+      ctx->VersionMajor = 1;

+      ctx->VersionMinor = 0;

+   } else {

+      _mesa_problem(ctx, "Incomplete OpenGL ES 1.0 support.");

+   }

+

+   ctx->VersionString = (char *) malloc(max);

+   if (ctx->VersionString) {

+      _mesa_snprintf(ctx->VersionString, max,

+		     "OpenGL ES-CM 1.%d Mesa " MESA_VERSION_STRING,

+		     ctx->VersionMinor);

+   }

+}

+

+static void

+compute_version_es2(struct gl_context *ctx)

+{

+   static const int max = 100;

+

+   /* OpenGL ES 2.0 is derived from OpenGL 2.0 */

+   const GLboolean ver_2_0 = (ctx->Extensions.ARB_multisample &&

+                              ctx->Extensions.ARB_multitexture &&

+                              ctx->Extensions.ARB_texture_compression &&

+                              ctx->Extensions.ARB_texture_cube_map &&

+                              ctx->Extensions.ARB_texture_mirrored_repeat &&

+                              ctx->Extensions.EXT_blend_color &&

+                              ctx->Extensions.EXT_blend_func_separate &&

+                              ctx->Extensions.EXT_blend_minmax &&

+                              ctx->Extensions.EXT_blend_subtract &&

+                              ctx->Extensions.EXT_stencil_wrap &&

+                              ctx->Extensions.ARB_vertex_buffer_object &&

+                              ctx->Extensions.ARB_shader_objects &&

+                              ctx->Extensions.ARB_vertex_shader &&

+                              ctx->Extensions.ARB_fragment_shader &&

+                              ctx->Extensions.ARB_texture_non_power_of_two &&

+                              ctx->Extensions.EXT_blend_equation_separate);

+   if (ver_2_0) {

+      ctx->VersionMajor = 2;

+      ctx->VersionMinor = 0;

+   } else {

+      _mesa_problem(ctx, "Incomplete OpenGL ES 2.0 support.");

+   }

+

+   ctx->VersionString = (char *) malloc(max);

+   if (ctx->VersionString) {

+      _mesa_snprintf(ctx->VersionString, max,

+		     "OpenGL ES 2.0 Mesa " MESA_VERSION_STRING);

+   }

+}

+

+/**

+ * Set the context's VersionMajor, VersionMinor, VersionString fields.

+ * This should only be called once as part of context initialization

+ * or to perform version check for GLX_ARB_create_context_profile.

+ */

+void

+_mesa_compute_version(struct gl_context *ctx)

+{

+   if (ctx->VersionMajor)

+      return;

+

+   switch (ctx->API) {

+   case API_OPENGL:

+      compute_version(ctx);

+      break;

+   case API_OPENGLES:

+      compute_version_es1(ctx);

+      break;

+   case API_OPENGLES2:

+      compute_version_es2(ctx);

+      break;

+   }

+

+}