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// cast-zero-to-struct.slang
2
3// Test that HLSL legacy syntax for casting from literal zero
4// to a `struct` type works.
5
6//TEST(compute):COMPARE_COMPUTE: -shaderobj
7//TEST(compute):COMPARE_COMPUTE:-cpu -shaderobj
8
9struct S
10{
11	int2 a;
12	int2 b;
13	int2 c;
14}
15
16int test(int val)
17{
18	S s = (S) 0;
19
20	s.a.x = val;
21	s.b.y = val;
22	s.c.x = val;
23
24	int2 t = s.a + s.b*256 + s.c*65536;
25	return t.x + t.y*16;
26}
27
28//TEST_INPUT: ubuffer(data=[0 0 0 0], stride=4):out,name=gOutputBuffer
29RWStructuredBuffer<int> gOutputBuffer;
30
31[numthreads(4, 1, 1)]
32void computeMain(int3 tid : SV_DispatchThreadID)
33{
34    int inVal = tid.x;
35    int outVal = test(inVal);
36    gOutputBuffer[tid.x] = outVal;
37}