RetroArch/reference/opt/shaders-msl/comp/local-invocation-id.comp
aliaspider 501fd33b68 Squashed 'deps/SPIRV-Cross/' content from commit d4b0625cbd
git-subtree-dir: deps/SPIRV-Cross
git-subtree-split: d4b0625cbd7377e720b4fa1d63e6a3c09da5db63
2018-02-02 11:53:59 +01:00

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#pragma clang diagnostic ignored "-Wmissing-prototypes"
#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct myBlock
{
int a;
float b[1];
};
// Implementation of the GLSL mod() function, which is slightly different than Metal fmod()
template<typename Tx, typename Ty>
Tx mod(Tx x, Ty y)
{
return x - y * floor(x / y);
}
kernel void main0(device myBlock& myStorage [[buffer(0)]], uint3 gl_LocalInvocationID [[thread_position_in_threadgroup]])
{
myStorage.a = (myStorage.a + 1) % 256;
myStorage.b[gl_LocalInvocationID.x] = mod(myStorage.b[gl_LocalInvocationID.x] + 0.0199999995529651641845703125, 1.0);
}