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//DISABLE_TEST(compute):COMPARE_COMPUTE_EX:-slang -compute -shaderobj
/* A test to use generics to treat an enum as a set. */
/* Doesn't work because doesn't know can convert E into an int type.
If E could be specified as any enum type then perhaps this could work.
*/
//TEST_INPUT:ubuffer(data=[0 0 0 0], stride=4):out,name outputBuffer
RWStructuredBuffer<float> outputBuffer;
enum Enum
{
A = 0x1,
B = 0x2,
C = 0x4,
};
__generic<E>
struct Flags
{
[mutating] void set(E e) { value |= (int)e; }
void isSet(E e) { return (((int)e) & value) != 0; }
int value = 0;
};
[numthreads(4, 1, 1)]
void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID)
{
int index = dispatchThreadID.x;
Flags<Enum> flags;
if (index & 1)
{
flags.set(Enum::A);
}
bool isASet = flags.isSet(Enum::A);
outputBuffer[index] = isASet ? 2 : 1;
}
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