| /* |
| * Copyright 2018 Google Inc. |
| * |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| /************************************************************************************************** |
| *** This file was autogenerated from GrTextureGradientColorizer.fp; do not modify. |
| **************************************************************************************************/ |
| #include "GrTextureGradientColorizer.h" |
| #include "glsl/GrGLSLFragmentProcessor.h" |
| #include "glsl/GrGLSLFragmentShaderBuilder.h" |
| #include "glsl/GrGLSLProgramBuilder.h" |
| #include "GrTexture.h" |
| #include "SkSLCPP.h" |
| #include "SkSLUtil.h" |
| class GrGLSLTextureGradientColorizer : public GrGLSLFragmentProcessor { |
| public: |
| GrGLSLTextureGradientColorizer() {} |
| void emitCode(EmitArgs& args) override { |
| GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder; |
| const GrTextureGradientColorizer& _outer = args.fFp.cast<GrTextureGradientColorizer>(); |
| (void)_outer; |
| fragBuilder->codeAppendf( |
| "half2 coord = half2(%s.x, 0.5);\n%s = texture(%s, float2(coord)).%s;\n", |
| args.fInputColor, args.fOutputColor, |
| fragBuilder->getProgramBuilder()->samplerVariable(args.fTexSamplers[0]).c_str(), |
| fragBuilder->getProgramBuilder()->samplerSwizzle(args.fTexSamplers[0]).c_str()); |
| } |
| |
| private: |
| void onSetData(const GrGLSLProgramDataManager& pdman, |
| const GrFragmentProcessor& _proc) override {} |
| }; |
| GrGLSLFragmentProcessor* GrTextureGradientColorizer::onCreateGLSLInstance() const { |
| return new GrGLSLTextureGradientColorizer(); |
| } |
| void GrTextureGradientColorizer::onGetGLSLProcessorKey(const GrShaderCaps& caps, |
| GrProcessorKeyBuilder* b) const {} |
| bool GrTextureGradientColorizer::onIsEqual(const GrFragmentProcessor& other) const { |
| const GrTextureGradientColorizer& that = other.cast<GrTextureGradientColorizer>(); |
| (void)that; |
| if (fGradient != that.fGradient) return false; |
| return true; |
| } |
| GrTextureGradientColorizer::GrTextureGradientColorizer(const GrTextureGradientColorizer& src) |
| : INHERITED(kGrTextureGradientColorizer_ClassID, src.optimizationFlags()) |
| , fGradient(src.fGradient) { |
| this->setTextureSamplerCnt(1); |
| } |
| std::unique_ptr<GrFragmentProcessor> GrTextureGradientColorizer::clone() const { |
| return std::unique_ptr<GrFragmentProcessor>(new GrTextureGradientColorizer(*this)); |
| } |
| const GrFragmentProcessor::TextureSampler& GrTextureGradientColorizer::onTextureSampler( |
| int index) const { |
| return IthTextureSampler(index, fGradient); |
| } |