SPIRV-Cross/reference/shaders-msl/frag/mrt-array.frag
2018-03-13 14:03:35 +01:00

54 lines
1.2 KiB
GLSL

#pragma clang diagnostic ignored "-Wmissing-prototypes"
#include <metal_stdlib>
#include <simd/simd.h>
using namespace metal;
struct main0_in
{
float4 vB [[user(locn1)]];
float4 vA [[user(locn0)]];
};
struct main0_out
{
float4 FragColor_0 [[color(0)]];
float4 FragColor_1 [[color(1)]];
float4 FragColor_2 [[color(2)]];
float4 FragColor_3 [[color(3)]];
};
// 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);
}
void write_deeper_in_function(thread float4 (&FragColor)[4], thread float4& vA, thread float4& vB)
{
FragColor[3] = vA * vB;
}
void write_in_function(thread float4 (&FragColor)[4], thread float4& vA, thread float4& vB)
{
FragColor[2] = vA - vB;
write_deeper_in_function(FragColor, vA, vB);
}
fragment main0_out main0(main0_in in [[stage_in]])
{
main0_out out = {};
float4 FragColor[4];
FragColor[0] = mod(in.vA, in.vB);
FragColor[1] = in.vA + in.vB;
write_in_function(FragColor, in.vA, in.vB);
out.FragColor_0 = FragColor[0];
out.FragColor_1 = FragColor[1];
out.FragColor_2 = FragColor[2];
out.FragColor_3 = FragColor[3];
return out;
}