skia2/tests/sksl/blend/BlendDarken.metal
Brian Osman 8c595fed7c Change sksl tests to avoid SPIR-V validation errors
'in' variables without locations aren't allowed. Use uniforms instead.

Bug: skia:11738
Change-Id: Ic066106deb7409cff154b4be7cfb3e03a7025c7d
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/385000
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: John Stiles <johnstiles@google.com>
2021-03-16 13:39:53 +00:00

19 lines
573 B
Metal

struct Uniforms {
float4 src;
float4 dst;
};
struct Inputs {
};
struct Outputs {
float4 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;
float4 _0_result = _uniforms.src + (1.0 - _uniforms.src.w) * _uniforms.dst;
_0_result.xyz = min(_0_result.xyz, (1.0 - _uniforms.dst.w) * _uniforms.src.xyz + _uniforms.dst.xyz);
_out.sk_FragColor = _0_result;
return _out;
}