yum-mirror/slang

Making it easier to work with shaders

git clone https://git.yummers.dev/yum-mirror/slang

Yong HeFix SPIRV emit for `Flat` decoration and TessLevel builtin. (#4318)38c0bacca

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1//TEST:SIMPLE(filecheck=CHECK): -target spirv
2
3// Check that we don't emit duplicate Flat decorations for the same variable.
4
5// CHECK: OpDecorate %vo_a Flat
6// CHECK-NOT: OpDecorate %vo_a Flat
7
8struct VertexOutput
9{
10    nointerpolation int a : SOME_VALUE;
11    float4              b : SV_Position;
12};
13
14[shader("vertex")]
15VertexOutput Vertex()
16{
17    VertexOutput out;
18    out.a = 0;
19    out.b = float4(0, 0, 0, 1);
20    return out;
21}
22
23[shader("fragment")]
24float4 Fragment(in VertexOutput vo)
25{
26    return float4(float(vo.a), 0, 0, 1);
27}