mesa: Add support for the GL_UNIFORM_BUFFER general binding point.

Fixes piglit ARB_uniform_buffer_object/buffer-targets.

Reviewed-by: Brian Paul <[email protected]>
Reviewed-by: Kenneth Graunke <[email protected]>

1 files changed, 9 insertions, 0 deletions

diff --git a/src/mesa/main/bufferobj.c b/src/mesa/main/bufferobj.c
index 332af3d36d7..b646baa41a1 100644
--- a/src/mesa/main/bufferobj.c
+++ b/src/mesa/main/bufferobj.c
@@ -92,6 +92,11 @@ get_buffer_target(struct gl_context *ctx, GLenum target)
          return &ctx->Texture.BufferObject;
       }
       break;
+   case GL_UNIFORM_BUFFER:
+      if (ctx->Extensions.ARB_uniform_buffer_object) {
+         return &ctx->UniformBuffer;
+      }
+      break;
    default:
       return NULL;
    }
@@ -840,6 +845,10 @@ _mesa_DeleteBuffersARB(GLsizei n, const GLuint *ids)
             }
          }
 
+         if (ctx->UniformBuffer == bufObj) {
+            _mesa_BindBufferARB( GL_UNIFORM_BUFFER, 0 );
+         }
+
          /* unbind any pixel pack/unpack pointers bound to this buffer */
          if (ctx->Pack.BufferObj == bufObj) {
             _mesa_BindBufferARB( GL_PIXEL_PACK_BUFFER_EXT, 0 );