yum-mirror/slang

Making it easier to work with shaders

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

jsmall-nvidiaFix for operator assignment issue (#2951)c5b0708ea

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1//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj -vk
2//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj 
3//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj -cpu
4
5//TEST_INPUT:ubuffer(data=[0 0 0 0 0 0], stride=4):out,name outputBuffer
6RWStructuredBuffer<uint> outputBuffer;
7
8
9void silly<T : __BuiltinIntegerType>(T a, inout T b)
10{
11    b *= a;
12}
13
14void silly2<T : __BuiltinIntegerType>(T a, out T b)
15{
16    b = a;
17}
18
19
20[numthreads(4, 1, 1)]
21void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
22{
23    int v = 0;
24    uint u = 0;
25
26    int idx = int(dispatchThreadID.x);
27    uint uidx = uint(idx);
28
29    v += uidx;
30    u += idx;
31
32    silly(u, v);
33    silly(v, u);
34
35    // Check that detects issues with undefined variables.
36
37    int undef1, undef2;          // undefined
38    
39    // Downstream compilers detect this... 
40    //silly(u, undef1);
41    silly2(u, undef2);
42    
43    outputBuffer[idx] = u + v + undef2;
44}