mirror of
https://github.com/KhronosGroup/glslang
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f31507421b
For "s.m = t", a sampler member assigned a sampler, make t an alias for s.m, and when s.m is flattened, it will flatten to the alias t. Normally, assignments to samplers are disallowed.
30 lines
452 B
GLSL
30 lines
452 B
GLSL
struct OS {
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SamplerState ss;
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float a;
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Texture2D tex;
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};
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SamplerState gss;
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SamplerState gss2;
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Texture2D gtex;
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float4 osCall(OS s)
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{
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return s.a * s.tex.Sample(s.ss, float2(0.2, 0.3));
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}
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float4 main() : SV_TARGET0
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{
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OS os;
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os.ss = gss2;
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os.ss = gss;
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os.tex = gtex;
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os.a = 3.0;
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// this should give an error
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//SamplerState localss;
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//localss = gss2;
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return osCall(os);
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}
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