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], stride=4):out,name=outputBuffer
6RWStructuredBuffer<float> outputBuffer;
7
8typedef DifferentialPair<float> dpfloat;
9
10[ForwardDifferentiable]
11float f(float x, no_diff float y)
12{
13    return x * x + y * y;
14}
15
16[numthreads(1, 1, 1)]
17void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
18{
19    {
20        let rs = __fwd_diff(f)(dpfloat(1.5, 1.0), 2.0);
21        outputBuffer[0] = rs.p; // Expect: 6.25
22        outputBuffer[1] = rs.d; // Expect: 3.0
23    }
24}