c5b381c479
This guards against any potential for conflict with user code. Change-Id: Iecaf3ead5f8ada50b6dc159a4ad9e7f3e371edc7 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/499296 Commit-Queue: John Stiles <johnstiles@google.com> Auto-Submit: John Stiles <johnstiles@google.com> Reviewed-by: Brian Osman <brianosman@google.com> Commit-Queue: Brian Osman <brianosman@google.com>
24 lines
1.0 KiB
Metal
24 lines
1.0 KiB
Metal
#include <metal_stdlib>
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#include <simd/simd.h>
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using namespace metal;
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struct Uniforms {
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half4 src;
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half4 dst;
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};
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struct Inputs {
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};
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struct Outputs {
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half4 sk_FragColor [[color(0)]];
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};
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half blend_overlay_component_Qhh2h2(half2 s, half2 d) {
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return 2.0h * d.x <= d.y ? (2.0h * s.x) * d.x : s.y * d.y - (2.0h * (d.y - d.x)) * (s.y - s.x);
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}
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fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
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Outputs _out;
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(void)_out;
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half4 _0_result = half4(blend_overlay_component_Qhh2h2(_uniforms.src.xw, _uniforms.dst.xw), blend_overlay_component_Qhh2h2(_uniforms.src.yw, _uniforms.dst.yw), blend_overlay_component_Qhh2h2(_uniforms.src.zw, _uniforms.dst.zw), _uniforms.src.w + (1.0h - _uniforms.src.w) * _uniforms.dst.w);
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_0_result.xyz = _0_result.xyz + _uniforms.dst.xyz * (1.0h - _uniforms.src.w) + _uniforms.src.xyz * (1.0h - _uniforms.dst.w);
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_out.sk_FragColor = _0_result;
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return _out;
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}
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