yum-mirror/slang

Making it easier to work with shaders

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

James Helferty (NVIDIA)render-test: Change D3D12 default to sm_6_5 (#8320)f02b08490

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1//TEST_CATEGORY(wave-mask, compute)
2//DISABLE_TEST:COMPARE_COMPUTE_EX:-cpu -compute -shaderobj
3//DISABLE_TEST:COMPARE_COMPUTE_EX:-slang -compute -shaderobj
4//TEST:COMPARE_COMPUTE_EX:-slang -compute -dx12 -profile cs_6_5 -shaderobj
5//TEST(vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj
6//TEST:COMPARE_COMPUTE_EX:-cuda -compute -shaderobj
7
8//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name outputBuffer
9RWStructuredBuffer<int> outputBuffer;
10
11[numthreads(4, 1, 1)]
12void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
13{
14    const WaveMask mask0 = 0xf;
15    
16    int idx = int(dispatchThreadID.x);
17    
18    int value = 0;
19    
20    const WaveMask mask1 = WaveMaskBallot(mask0, idx == 2);
21    
22    if (idx == 2)
23    {
24        // diverge
25        return;
26    }
27    
28    const WaveMask mask2 = mask0 & ~mask1;
29    
30    value = WaveMaskMin(mask2, idx + 1);
31    
32    outputBuffer[idx] = value;
33}