i965/gs: Don't assign gl_Layer its own slot in the VUE map.

Reviewed-by: Chad Versace <chad.versace@linux.intel.com>
2013-09-03 13:57:35 -07:00
parent 8709e2b6c5
commit 9dfa8ae662
1 changed files with 5 additions and 0 deletions
@@ -64,6 +64,11 @@ brw_compute_vue_map(struct brw_context *brw, struct brw_vue_map *vue_map,
   vue_map->slots_valid = slots_valid;
   int i;

+   /* gl_Layer doesn't get its own varying slot--it's stored in the virst VUE
+    * slot (VARYING_SLOT_PSIZ).
+    */
+   slots_valid &= ~VARYING_BIT_LAYER;
+
   /* Make sure that the values we store in vue_map->varying_to_slot and
    * vue_map->slot_to_varying won't overflow the signed chars that are used
    * to store them.  Note that since vue_map->slot_to_varying sometimes holds