From 4a962170d7cf4243d6ae156fca20a6167388925d Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Wed, 28 Jul 2010 14:41:51 -0700
Subject: glsl2: Add support for redeclaring layout of gl_FragCoord for
 ARB_fcc.

Fixes:
glsl-arb-fragment-coord-conventions
---
 src/mesa/program/ir_to_mesa.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'src/mesa')

diff --git a/src/mesa/program/ir_to_mesa.cpp b/src/mesa/program/ir_to_mesa.cpp
index c53381e29d..a3019cc650 100644
--- a/src/mesa/program/ir_to_mesa.cpp
+++ b/src/mesa/program/ir_to_mesa.cpp
@@ -557,7 +557,12 @@ ir_to_mesa_visitor::find_variable_storage(ir_variable *var)
 void
 ir_to_mesa_visitor::visit(ir_variable *ir)
 {
-   (void)ir;
+   if (strcmp(ir->name, "gl_FragCoord") == 0) {
+      struct gl_fragment_program *fp = (struct gl_fragment_program *)this->prog;
+
+      fp->OriginUpperLeft = ir->origin_upper_left;
+      fp->PixelCenterInteger = ir->pixel_center_integer;
+   }
 }
 
 void
-- 
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