1#include <metal_stdlib> 2 3using namespace metal; 4int i(int x) { 5 return ~(x); 6} 7 8uint u(uint x) { 9 return ~(x); 10} 11 12int4 vi(int4 x) { 13 return ~(x); 14} 15 16uint4 vu(uint4 x) { 17 return ~(x); 18} 19 20