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// Here we are going to do a very simple calculation with double. 
2// For simplicity we are not going to use any intrinsics, and not use any resources that use double
3
4//TEST(compute):COMPARE_COMPUTE_EX:-cpu -compute -shaderobj
5//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj -render-feature double
6//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -dx12 -shaderobj
7//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -dx12 -profile sm_6_0 -shaderobj
8//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj -render-feature double
9//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-cuda -compute -shaderobj
10//DISABLE_TEST(compute):COMPARE_COMPUTE:-slang -shaderobj -mtl
11// Not supported in WGSL: Double and other unsupported scalar types
12//DISABLE_TEST(compute):COMPARE_COMPUTE_EX:-wgpu
13
14//TEST_INPUT:ubuffer(data=[0 0 0 0 0 0 0 0], stride=4):out,name outputBuffer
15RWStructuredBuffer<uint> outputBuffer;
16
17[numthreads(4, 1, 1)]
18void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
19{
20    int idx = int(dispatchThreadID.x);
21    
22    double f = idx * (1.0l / (4.0l));
23
24    f = 1.0l / f;
25
26    {
27        uint low, high;
28        asuint(f * 2.0l, low, high);
29        outputBuffer[idx * 2 + 0] = low;
30        outputBuffer[idx * 2 + 1] = high;
31    }
32}