19 lines
647 B
Metal
19 lines
647 B
Metal
#include <metal_stdlib>
|
|
#include <simd/simd.h>
|
|
using namespace metal;
|
|
struct Uniforms {
|
|
half4 src;
|
|
half4 dst;
|
|
};
|
|
struct Inputs {
|
|
};
|
|
struct Outputs {
|
|
half4 sk_FragColor [[color(0)]];
|
|
};
|
|
fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
|
|
Outputs _out;
|
|
(void)_out;
|
|
_out.sk_FragColor = half4(((1.0h - _uniforms.src.w) * _uniforms.dst.xyz + (1.0h - _uniforms.dst.w) * _uniforms.src.xyz) + _uniforms.src.xyz * _uniforms.dst.xyz, _uniforms.src.w + (1.0h - _uniforms.src.w) * _uniforms.dst.w);
|
|
return _out;
|
|
}
|