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

master
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1.2 KiB43 linesraw
1//TEST(compute):COMPARE_COMPUTE_EX:-vk -compute -shaderobj -emit-spirv-via-glsl -output-using-type
2//TEST(compute):COMPARE_COMPUTE_EX:-vk -compute -shaderobj -output-using-type
3//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -d3d12 -profile cs_6_6 -shaderobj -output-using-type
4//TEST(compute):COMPARE_COMPUTE_EX:-cuda -compute -shaderobj -output-using-type
5//TEST(compute):COMPARE_COMPUTE_EX:-cpu -compute -shaderobj -output-using-type
6
7//TEST_INPUT:ubuffer(data=[0 0 0 0 0 0 0 0], stride=4):out,name=gOutputBuffer
8RWStructuredBuffer<uint64_t> gOutputBuffer;
9
10int64_t icast(double x)
11{
12    return bit_cast<int64_t>(x);
13}
14
15int64_t icast(uint64_t x)
16{
17    return bit_cast<int64_t>(x);
18}
19
20uint64_t ucast(double x)
21{
22    return bit_cast<uint64_t>(x);
23}
24
25uint64_t ucast(int64_t x)
26{
27    return bit_cast<uint64_t>(x);
28}
29
30[numthreads(1, 1, 1)]
31[shader("compute")]
32void computeMain()
33{
34    double t1 = -1.0;
35    uint64_t t2 = 2;
36    gOutputBuffer[0] = icast(t1);    // 0xBFF0000000000000 => 13830554455654793216
37    gOutputBuffer[1] = icast(t2);    // 0x0000000000000002 => 2
38
39    double t3 = 3.0;
40    int64_t t4 = -4;
41    gOutputBuffer[2] = ucast(t3);   // 0x4008000000000000 => 4613937818241073152
42    gOutputBuffer[3] = ucast(t4);   // 0xFFFFFFFFFFFFFFFC => 18446744073709551612
43}