yum-mirror/slang

Making it easier to work with shaders

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

Harsh Aggarwal (NVIDIA)Fix#8086: Batch-10: Enable cuda tests (#8270)639978008

master
branchesmasterall refs →
804 B50 linesraw
1// mutating-and-inout.slang
2
3// Test that calling a `[mutating]` method on an `inout` function parameter works.
4
5//TEST(compute):COMPARE_COMPUTE: -cuda
6//TEST(compute):COMPARE_COMPUTE: -vk
7
8//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=outputBuffer
9RWStructuredBuffer<int> outputBuffer;
10
11struct A
12{
13	int x;
14
15	[mutating] void doThings(inout int y)
16	{
17		int tmp = x;
18		x = y;
19		y = tmp;
20	}
21}
22
23int doThings(inout A a, int val)
24{
25	a.doThings(val);
26	return val;
27}
28
29int test(int val)
30{
31	A a = { val };
32	int b = val ^ 3;
33
34	int c = doThings(a, b);
35
36	int result = 0;
37	result = result*16 + a.x;
38	result = result*16 + b;
39	result = result*16 + c;
40
41	return result;
42}
43
44[numthreads(4, 1, 1)]
45void computeMain(int3 tid : SV_DispatchThreadID)
46{
47	int val = tid.x;
48	val = test(val);
49	outputBuffer[tid.x] = val;
50}