st/mesa: support EXT_texture_shared_exponent

Reviewed-by: Brian Paul <brianp@vmware.com>
2011-04-26 02:23:33 +02:00
parent 9d7698c468
commit 1da44f5923
3 changed files with 23 additions and 0 deletions
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -576,4 +576,10 @@ void st_init_extensions(struct st_context *st)
   if (st->pipe->texture_barrier) {
      ctx->Extensions.NV_texture_barrier = GL_TRUE;
   }
+
+   if (screen->is_format_supported(screen, PIPE_FORMAT_R9G9B9E5_FLOAT,
+                                   PIPE_TEXTURE_2D, 0,
+                                   PIPE_BIND_SAMPLER_VIEW)) {
+      ctx->Extensions.EXT_texture_shared_exponent = GL_TRUE;
+   }
 }