yum-mirror/slang

Making it easier to work with shaders

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

Harsh Aggarwal (NVIDIA)Fix 7723 - Add autodiff tests (#7919)d10732742

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1//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj -output-using-type
2//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj -output-using-type
3//TEST(compute):COMPARE_COMPUTE_EX:-cuda -compute -shaderobj -output-using-type
4
5//TEST_INPUT:ubuffer(data=[0 0 0 0 0], stride=4):out,name=outputBuffer
6RWStructuredBuffer<float> outputBuffer;
7
8typedef DifferentialPair<float> dpfloat;
9typedef float.Differential dfloat;
10
11[BackwardDifferentiable]
12float test()
13{
14    return 2.0f;
15}
16
17float noDiffFunc(float x) { return x; }
18
19[BackwardDerivativeOf(test)]
20void d_test(float dOut)
21{
22    outputBuffer[0] = noDiffFunc(dOut);
23}
24
25[numthreads(1, 1, 1)]
26void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
27{
28    __bwd_diff(test)(3.0f);
29}