1#pragma clang diagnostic ignored "-Wmissing-prototypes" 2 3#include <metal_stdlib> 4#include <simd/simd.h> 5 6using namespace metal; 7 8struct myBlock 9{ 10 int a; 11 float b[1]; 12}; 13 14// Implementation of the GLSL mod() function, which is slightly different than Metal fmod() 15template<typename Tx, typename Ty> 16inline Tx mod(Tx x, Ty y) 17{ 18 return x - y * floor(x / y); 19} 20 21kernel void main0(device myBlock& myStorage [[buffer(0)]], uint3 gl_LocalInvocationID [[thread_position_in_threadgroup]]) 22{ 23 myStorage.a = (myStorage.a + 1) % 256; 24 myStorage.b[gl_LocalInvocationID.x] = mod(myStorage.b[gl_LocalInvocationID.x] + 0.0199999995529651641845703125, 1.0); 25} 26 27