Bug 25878

Summary: [GLSL] sampler is converted to int successfully
Product: Mesa Reporter: Gordon Jin <gordon.jin>
Component: Mesa coreAssignee: Ian Romanick <idr>
Status: VERIFIED FIXED QA Contact:
Severity: normal    
Priority: medium CC: brianp
Version: git   
Hardware: All   
OS: All   
Whiteboard:
i915 platform: i915 features:
Bug Depends on:    
Bug Blocks: 29044    

Description Gordon Jin 2010-01-03 17:50:17 UTC
GLSL spec 4.1.7 says "Samplers are not allowed to be operands in expressions".

But piglit/tests/glslparsertest/shaders/dataType19.frag uses sampler in constructor expression, and it gets passed in current mesa:

uniform sampler1D s;
void main()
{
    int i = int(s); // conversion not allowed
}
Comment 1 Eric Anholt 2010-08-17 08:45:24 UTC
Fixed with glsl2 merge.
Comment 2 Gordon Jin 2010-08-18 19:39:52 UTC
verified with mesa master d442a01ac14382d83cdaac87d2832315ceb3e963.

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