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glsl: guard gl_NumSamples enablement on ARB_sample_shading

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gl_NumSamples should only be enabled when ARB_sample_shading is enabled.

Signed-off-by: Ilia Mirkin <imirkin@alum.mit.edu>
Reviewed-by: Anuj Phogat <anuj.phogat@gmail.com>
This commit is contained in:
Ilia Mirkin 2015-06-18 19:08:24 -04:00
parent 22af95af83
commit 5974841fd0
1 changed files with 2 additions and 1 deletions
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3
src/glsl/builtin_variables.cpp
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@ -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");