Merge branch 'mesa_7_7_branch'
[mesa.git] / src / mesa / main / fbobject.c
index 0556f168501f66a827836032f7346178ab4f8a61..de1b524c0b5db57fbfcd4d023a2fa1bbb905083f 100644 (file)
@@ -1353,15 +1353,26 @@ _mesa_DeleteFramebuffersEXT(GLsizei n, const GLuint *framebuffers)
             ASSERT(fb == &DummyFramebuffer || fb->Name == framebuffers[i]);
 
             /* check if deleting currently bound framebuffer object */
-            if (fb == ctx->DrawBuffer) {
-               /* bind default */
-               ASSERT(fb->RefCount >= 2);
-               _mesa_BindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, 0);
+            if (ctx->Extensions.EXT_framebuffer_blit) {
+               /* separate draw/read binding points */
+               if (fb == ctx->DrawBuffer) {
+                  /* bind default */
+                  ASSERT(fb->RefCount >= 2);
+                  _mesa_BindFramebufferEXT(GL_DRAW_FRAMEBUFFER_EXT, 0);
+               }
+               if (fb == ctx->ReadBuffer) {
+                  /* bind default */
+                  ASSERT(fb->RefCount >= 2);
+                  _mesa_BindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, 0);
+               }
             }
-            if (fb == ctx->ReadBuffer) {
-               /* bind default */
-               ASSERT(fb->RefCount >= 2);
-               _mesa_BindFramebufferEXT(GL_READ_FRAMEBUFFER_EXT, 0);
+            else {
+               /* only one binding point for read/draw buffers */
+               if (fb == ctx->DrawBuffer || fb == ctx->ReadBuffer) {
+                  /* bind default */
+                  ASSERT(fb->RefCount >= 2);
+                  _mesa_BindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0);
+               }    
             }
 
            /* remove from hash table immediately, to free the ID */