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// Test using interface typed shader parameters with associated types.
//TEST(compute):COMPARE_COMPUTE:-cpu
//TEST(compute):COMPARE_COMPUTE:-cuda
[anyValueSize(8)]
interface IAssoc
{
int eval();
}
[anyValueSize(8)]
interface IInterface
{
associatedtype TAssoc : IAssoc;
TAssoc run(int input);
}
//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name=gOutputBuffer
RWStructuredBuffer<int> gOutputBuffer;
//TEST_INPUT:ubuffer(data=[rtti(MyImpl) witness(MyImpl, IInterface) 1 0], stride=4):name=gCb
StructuredBuffer<IInterface> gCb;
//TEST_INPUT:ubuffer(data=[rtti(MyImpl) witness(MyImpl, IInterface) 1 0], stride=4):name=gCb1
StructuredBuffer<IInterface> gCb1;
[numthreads(4, 1, 1)]
void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
{
let tid = dispatchThreadID.x;
let inputVal : int = tid;
IInterface v0 = gCb.Load(0);
IInterface v1 = gCb1[0];
let outputVal = v0.run(inputVal).eval() + v1.run(inputVal).eval();
gOutputBuffer[tid] = outputVal;
}
// Specialize gCb1, but not gCb2
//TEST_INPUT: globalExistentialType MyImpl
//TEST_INPUT: globalExistentialType __Dynamic
// Type must be marked `public` to ensure it is visible in the generated DLL.
public struct MyImpl : IInterface
{
int val;
public struct TAssoc : IAssoc
{
int val;
int eval() { return val; }
}
TAssoc run(int input)
{
TAssoc rs;
rs.val = input + val;
return rs;
}
};
public struct MyImpl2 : IInterface
{
int val;
public struct TAssoc : IAssoc
{
int val;
int eval() { return val; }
}
TAssoc run(int input)
{
TAssoc rs;
rs.val = input - val;
return rs;
}
};
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