Mesa (master): glsl: Mark program as using dFdy if coarse/ fine variant is used
Chris Forbes
chrisf at kemper.freedesktop.org
Fri Aug 15 06:01:07 UTC 2014
Module: Mesa
Branch: master
Commit: eba0c54f6229868339ec80f799a6b7b9fb6a05ec
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=eba0c54f6229868339ec80f799a6b7b9fb6a05ec
Author: Chris Forbes <chrisf at ijw.co.nz>
Date: Thu Aug 14 21:03:53 2014 +1200
glsl: Mark program as using dFdy if coarse/fine variant is used
Signed-off-by: Chris Forbes <chrisf at ijw.co.nz>
Reviewed-by: Matt Turner <mattst88 at gmail.com>
---
src/glsl/ir_set_program_inouts.cpp | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/src/glsl/ir_set_program_inouts.cpp b/src/glsl/ir_set_program_inouts.cpp
index 5163eb2..97ead75 100644
--- a/src/glsl/ir_set_program_inouts.cpp
+++ b/src/glsl/ir_set_program_inouts.cpp
@@ -306,7 +306,9 @@ ir_visitor_status
ir_set_program_inouts_visitor::visit_enter(ir_expression *ir)
{
if (this->shader_stage == MESA_SHADER_FRAGMENT &&
- ir->operation == ir_unop_dFdy) {
+ (ir->operation == ir_unop_dFdy ||
+ ir->operation == ir_unop_dFdy_coarse ||
+ ir->operation == ir_unop_dFdy_fine)) {
gl_fragment_program *fprog = (gl_fragment_program *) prog;
fprog->UsesDFdy = true;
}
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