aeae3a58e3
This CL also updates the blend tests to use sk_FragColor instead of returning a half4, as the Metal backend assumes that a fragment processor's `main` will return void and always synthesizes a `return *_out;` at the end. (context link: https://osscs.corp.google.com/android/platform/superproject/+/master:external/skqp/src/sksl/SkSLMetalCodeGenerator.cpp;l=803;drc=842d31b14159626054e01dd32826563a8f4214bf ) BYPASS_INCLUSIVE_LANGUAGE_REASON=see http://b/168134166 Change-Id: I330a456bf25ee72d3a29c59cd624625378ae80a0 Bug: skia:10649, skia:10757, skia:10758, skia:10759, skia:10760, skia:10761, skia:10762 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/319409 Commit-Queue: John Stiles <johnstiles@google.com> Reviewed-by: Ethan Nicholas <ethannicholas@google.com>
27 lines
994 B
Metal
27 lines
994 B
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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float4x4 colorXform;
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};
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struct Inputs {
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};
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struct Outputs {
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float4 sk_FragColor [[color(0)]];
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};
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struct Globals {
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texture2d<float> sampler;
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sampler samplerSmplr;
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};
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fragment Outputs fragmentMain(Inputs _in [[stage_in]], constant Uniforms& _uniforms [[buffer(0)]], texture2d<float> sampler[[texture(0)]], sampler samplerSmplr[[sampler(0)]], bool _frontFacing [[front_facing]], float4 _fragCoord [[position]]) {
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Globals globalStruct{sampler, samplerSmplr};
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thread Globals* _globals = &globalStruct;
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(void)_globals;
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Outputs _outputStruct;
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thread Outputs* _out = &_outputStruct;
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float4 tmpColor;
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_out->sk_FragColor = (tmpColor = _globals->sampler.sample(_globals->samplerSmplr, float2(1.0)) , _uniforms.colorXform != float4x4(1.0) ? float4(clamp((_uniforms.colorXform * float4(tmpColor.xyz, 1.0)).xyz, 0.0, tmpColor.w), tmpColor.w) : tmpColor);
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return *_out;
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}
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