yum-mirror/slang

Making it easier to work with shaders

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

Anders LeinoRefresh of disabled WGPU tests (#5614)93f5d13fc

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1//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj 
2//TEST(compute,vulkan):COMPARE_COMPUTE_EX:-vk -slang -compute -shaderobj
3//TEST(compute):COMPARE_COMPUTE:-slang -shaderobj -mtl
4// Not supported in WGSL: Use of traditional atomics intrinsics (InterlockedXXX functions)
5//DISABLE_TEST(compute):COMPARE_COMPUTE_EX:-wgpu
6
7//TEST_INPUT:ubuffer(data=[0 0 0 0 ], stride=4):out,name outputBuffer
8RWStructuredBuffer<int> outputBuffer;
9
10groupshared uint gs_values[2];
11
12[shader("compute")]
13[numthreads(4, 1, 1)]
14void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
15{
16    int index = (int)dispatchThreadID.x;
17    
18    // Initialize first
19    if (index < 2)
20    {
21        gs_values[index] = 2;
22    }
23
24    GroupMemoryBarrierWithGroupSync();
25 
26    // NOTE! We have to cast to uint, to make atomic work
27    InterlockedAdd(gs_values[index & 1], uint(index * index));
28           
29    outputBuffer[index] = gs_values[index & 1];
30}