yum-mirror/slang

Making it easier to work with shaders

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

Yong HeFix wgsl legalization around __ref parameter. (#5597)1e7f5418c

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1// groupshared-ref-param.slang
2
3//TEST:SIMPLE(filecheck=CHECK): -target wgsl -entry computeMain -stage compute
4
5
6//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=outputBuffer
7RWStructuredBuffer<int> outputBuffer;
8
9groupshared uint sharedVal;
10
11// Expect sharedVal to be passed by reference.
12//
13// CHECK: fn computeMain({{.*}}({{.*}})
14// CHECK: {{.*}}workgroupUniformLoad(&((sharedVal_{{[a-zA-Z0-9_]*}}))){{.*}};
15// CHECK: }
16
17
18[numthreads(1, 1, 1)]
19void computeMain(int3 dispatchThreadID: SV_DispatchThreadID)
20{
21    int idx = dispatchThreadID.x;
22
23    sharedVal = 1;
24    outputBuffer[0] = workgroupUniformLoad(sharedVal);
25}