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Diffstat (limited to 'tests/current-bugs/generic/enum-flags.slang')
| -rw-r--r-- | tests/current-bugs/generic/enum-flags.slang | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/tests/current-bugs/generic/enum-flags.slang b/tests/current-bugs/generic/enum-flags.slang new file mode 100644 index 000000000..2afee720f --- /dev/null +++ b/tests/current-bugs/generic/enum-flags.slang @@ -0,0 +1,40 @@ +//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 the integer ops required for Flags impl, can't be seen */ + +//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, B : __BuiltinIntegerType> +struct Flags +{ + [mutating] void set(E e) { value |= (B)e; } + void isSet(E e) { return (((B)e) & value) != 0; } + B value = 0; +}; + +[numthreads(4, 1, 1)] +void computeMain(uint3 dispatchThreadID : SV_DispatchThreadID) +{ + int index = dispatchThreadID.x; + + Flags<Enum, uint8_t> flags; + + if (index & 1) + { + flags.set(Enum::A); + } + bool isASet = flags.isSet(Enum::A); + + outputBuffer[index] = isASet ? 2 : 1; +} + |
