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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1.0 KiB45 linesraw
1// interface-param.slang
2
3// Test basic use of an interface as an existential type
4// for a value parameter, instead of just as a constraint
5// on a generic type parameter.
6
7//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj
8//TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -dx12 -shaderobj
9//TEST(compute, vulkan):COMPARE_COMPUTE_EX:-vk -compute -shaderobj
10//TEST(compute):COMPARE_COMPUTE_EX:-cpu -compute -shaderobj
11
12interface IHelper
13{
14	int getVal();
15}
16
17int doTheThing(IHelper helper)
18{
19	return helper.getVal();
20}
21
22struct HelperImpl : IHelper
23{
24	int storedVal;
25
26	int getVal() { return storedVal; }
27}
28
29int test(int val)
30{
31    HelperImpl helperImpl = { val };
32    return doTheThing(helperImpl);
33}
34
35//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=gOutputBuffer
36RWStructuredBuffer<int> gOutputBuffer;
37
38[numthreads(4, 1, 1)]
39void computeMain(int3 dispatchThreadID : SV_DispatchThreadID)
40{
41	int tid = dispatchThreadID.x;
42	int inputVal = tid;
43	int outputVal = test(inputVal);
44	gOutputBuffer[tid] = outputVal;
45}