Mesa (master): glsl: guard gl_NumSamples enablement on ARB_sample_shading
Ilia Mirkin
imirkin at kemper.freedesktop.org
Fri Jun 19 00:41:43 UTC 2015
Module: Mesa
Branch: master
Commit: 5974841fd0be7e2c336f63bd9ef416723e1923dc
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=5974841fd0be7e2c336f63bd9ef416723e1923dc
Author: Ilia Mirkin <imirkin at alum.mit.edu>
Date: Thu Jun 18 19:08:24 2015 -0400
glsl: guard gl_NumSamples enablement on ARB_sample_shading
gl_NumSamples should only be enabled when ARB_sample_shading is enabled.
Signed-off-by: Ilia Mirkin <imirkin at alum.mit.edu>
Reviewed-by: Anuj Phogat <anuj.phogat at gmail.com>
---
src/glsl/builtin_variables.cpp | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/glsl/builtin_variables.cpp b/src/glsl/builtin_variables.cpp
index c52b252..a765d35 100644
--- a/src/glsl/builtin_variables.cpp
+++ b/src/glsl/builtin_variables.cpp
@@ -764,7 +764,8 @@ builtin_variable_generator::generate_constants()
void
builtin_variable_generator::generate_uniforms()
{
- add_uniform(int_t, "gl_NumSamples");
+ if (state->is_version(400, 0) || state->ARB_sample_shading_enable)
+ add_uniform(int_t, "gl_NumSamples");
add_uniform(type("gl_DepthRangeParameters"), "gl_DepthRange");
add_uniform(array(vec4_t, VERT_ATTRIB_MAX), "gl_CurrentAttribVertMESA");
add_uniform(array(vec4_t, VARYING_SLOT_MAX), "gl_CurrentAttribFragMESA");
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