yum-mirror/slang

Making it easier to work with shaders

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

Yong HeSupport visibility control and default to `internal`. (#3380)11111e573

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1// Test using interface typed shader parameters with dynamic dispatch.
2
3// Note: Not using `-shaderobj` because this test relies on
4// setting up a `ConstantBuffer<IInterface>`, which currently
5// doesn't work right on the shader object path for a bunch
6// of complicated reasons.
7
8//DISABLED_TEST(compute):COMPARE_COMPUTE:-dx11
9//DISABLED_TEST(compute):COMPARE_COMPUTE:-cpu
10//DISABLED_TEST(compute):COMPARE_COMPUTE:-vk
11//DISABLED_TEST(compute):COMPARE_COMPUTE:-cuda
12
13[anyValueSize(8)]
14interface IInterface
15{
16    int run(int input);
17}
18
19//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=gOutputBuffer
20RWStructuredBuffer<int> gOutputBuffer;
21
22//TEST_INPUT:cbuffer(data=[rtti(MyImpl) witness(MyImpl, IInterface) 1 0], stride=4):name=gCb
23ConstantBuffer<IInterface> gCb;
24
25//TEST_INPUT:cbuffer(data=[rtti(MyImpl) witness(MyImpl, IInterface) 1 0], stride=4):name=gCb1
26ConstantBuffer<IInterface> gCb1;
27
28[numthreads(4, 1, 1)]
29void computeMain(uint3       dispatchThreadID : SV_DispatchThreadID)
30{
31    let tid = dispatchThreadID.x;
32
33    let inputVal : int = tid;
34    let outputVal = gCb.run(inputVal) + gCb1.run(inputVal);
35
36    gOutputBuffer[tid] = outputVal;
37}
38
39// Specialize gCb1, but not gCb2
40// TEST_INPUT: globalExistentialType MyImpl
41// TEST_INPUT: globalExistentialType __Dynamic
42// Type must be marked `public` to ensure it is visible in the generated DLL.
43export struct MyImpl : IInterface
44{
45    int val;
46    int run(int input)
47    {
48        return input + val;
49    }
50};