yum-mirror/slang

Making it easier to work with shaders

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

skallweitNVenable more metal tests (#4326)712ce653d

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1//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj -output-using-type
2
3// Confirm that a SideEffectFree mutable method does not get DCE'd when
4// it is called from within a loop.
5
6struct C
7{
8    int a;
9    [mutating]
10    int add()
11    {
12        a++;
13        return a;
14    }
15    [mutating]
16    void init()
17    {
18        a = 0;
19    }
20}
21int doSomething(C d_in)
22{
23    C d = d_in;
24    int rs = 0;
25    for (int i = 0; i < 10; i++)
26        rs = d.add();
27    return rs;
28}
29
30//TEST_INPUT:ubuffer(data=[0], stride=4):out, name outputBuffer
31RWStructuredBuffer<int> outputBuffer;
32
33[numthreads(1, 1, 1)]
34void computeMain(int3 dispatchThreadID : SV_DispatchThreadID)
35{
36    int tid = dispatchThreadID.x;
37    C c;
38    c.init();
39    outputBuffer[tid] = doSomething(c);
40}