tests/pipeline/compute/compute-system-values.slang


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// compute-system-values.slang

//TEST(compute):COMPARE_COMPUTE: -shaderobj
//TEST(compute):COMPARE_COMPUTE: -cpu -shaderobj
//TEST(compute):COMPARE_COMPUTE:-slang -shaderobj -mtl

//TEST_INPUT:ubuffer(data=[0 0 0 0 0 0 0 0], stride=4):out,name=outputBuffer
RWStructuredBuffer<int> outputBuffer;

[numthreads(4, 2, 1)]
void computeMain(
    uint2 groupThreadID     : SV_GroupThreadID,
    int groupIndex          : SV_GroupIndex,
    uint3 dispatchThreadID  : SV_DispatchThreadID,
    int2 groupID            : SV_GroupID)
{
    int tid = groupID.x + groupIndex;

    int value = 0;
    value = value*16 + groupIndex;
    value = value*16 + groupID.x;
    value = value*16 + groupID.y;
    value = value*16 + int(groupThreadID.x);
    value = value*16 + int(groupThreadID.y);
    value = value*16 + int(dispatchThreadID.x);
    value = value*16 + int(dispatchThreadID.y);

    outputBuffer[tid] = value;
}