2022-03-28 14:36:31 +00:00
|
|
|
#include <metal_stdlib>
|
|
|
|
|
|
|
|
using namespace metal;
|
2022-11-09 22:04:11 +00:00
|
|
|
int3 tint_mod(int3 lhs, int rhs) {
|
|
|
|
int3 const r = int3(rhs);
|
2023-02-10 15:01:02 +00:00
|
|
|
int3 const rhs_or_one = select(r, int3(1), ((r == int3(0)) | ((lhs == int3((-2147483647 - 1))) & (r == int3(-1)))));
|
|
|
|
if (any(((uint3((lhs | rhs_or_one)) & uint3(2147483648u)) != uint3(0u)))) {
|
|
|
|
return as_type<int3>((as_type<uint3>(lhs) - as_type<uint3>(as_type<int3>((as_type<uint3>((lhs / rhs_or_one)) * as_type<uint3>(rhs_or_one))))));
|
|
|
|
} else {
|
|
|
|
return (lhs % rhs_or_one);
|
|
|
|
}
|
2022-11-09 22:04:11 +00:00
|
|
|
}
|
|
|
|
|
2022-03-28 14:36:31 +00:00
|
|
|
kernel void f() {
|
|
|
|
int3 const a = int3(1, 2, 3);
|
|
|
|
int const b = 4;
|
2022-11-09 22:04:11 +00:00
|
|
|
int3 const r = tint_mod(a, b);
|
2022-03-28 14:36:31 +00:00
|
|
|
return;
|
|
|
|
}
|
|
|
|
|