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//TEST_TEST:SIMPLE:-target dxil -entry computeMain -profile cs_6_2
/*
Testing returning an interface type.
Works.
Uses dynamic dispatch like code - but in the end doesn't require any switches (there is only a single impl). That means it could in principal remove all the extraeous code used assuming it does dynamically dispatch.
*/
interface IGetValue
{
int getValue(int index);
};
struct SomeType : IGetValue
{
__init(int inOffset) { offset = inOffset; }
int getValue(int index) { return index + offset; }
int offset;
};
interface IInterface
{
IGetValue get(int offset);
};
struct InterfaceImpl : IInterface
{
IGetValue get(int offset)
{
return SomeType(offset);
};
};
RWStructuredBuffer<int> outputBuffer;
[numthreads(4, 4, 1)]
void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
{
int x = dispatchThreadID.x;
InterfaceImpl impl;
IInterface intf = impl;
var r = intf.get(16);
outputBuffer[dispatchThreadID.x] = x + r.getValue(x);
}
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