yum-mirror/slang

Making it easier to work with shaders

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

Ellie HermaszewskaSPIR-V WIP (#3064)00bd481e0

master
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1//TEST:SIMPLE(filecheck=CHECK): -entry MainCs -stage compute -profile glsl_450 -target spirv
2//CHECK: OpEntryPoint
3
4RWTexture2D<float4> g_Test;
5
6Texture2D<float4> g_inoutColorReadonly;
7
8[ForceInline] float3 LoadSourceColor(uint2 pixelPos, constexpr int2 offset, int sampleIndex)
9{
10    float3 color = g_inoutColorReadonly.Load(int3(pixelPos, 0), offset).rgb;
11
12    return color;
13}
14
15[numthreads(16, 16, 1)]
16void MainCs(uint3 groupID: SV_GroupID, uint3 groupThreadID: SV_GroupThreadID)
17{
18
19    uint2 pixelPos = groupID.xy * int2((16 - 2), (16 - 2)) + groupThreadID.xy - int2(1, 1);
20    float3 color = LoadSourceColor(pixelPos, int2(0, 0), 0).rgb;
21
22    // Note this also doesn't work
23    //[unroll]
24    // for ( int i = 0; i < 3; i++ )
25    //{
26    // color+= LoadSourceColor ( pixelPos , int2 ( i%3 , i/3 ) , msaaSampleIndex ) . rgb ;
27    //}
28    g_Test[int2(pixelPos.x / 2, pixelPos.y + 0)] = float4(color, 1.0);
29}