| /* |
| * 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 GrClampedGradientEffect.fp; do not modify. |
| **************************************************************************************************/ |
| #include "GrClampedGradientEffect.h" |
| |
| #include "include/gpu/GrTexture.h" |
| #include "src/gpu/glsl/GrGLSLFragmentProcessor.h" |
| #include "src/gpu/glsl/GrGLSLFragmentShaderBuilder.h" |
| #include "src/gpu/glsl/GrGLSLProgramBuilder.h" |
| #include "src/sksl/SkSLCPP.h" |
| #include "src/sksl/SkSLUtil.h" |
| class GrGLSLClampedGradientEffect : public GrGLSLFragmentProcessor { |
| public: |
| GrGLSLClampedGradientEffect() {} |
| void emitCode(EmitArgs& args) override { |
| GrGLSLFPFragmentBuilder* fragBuilder = args.fFragBuilder; |
| const GrClampedGradientEffect& _outer = args.fFp.cast<GrClampedGradientEffect>(); |
| (void)_outer; |
| auto leftBorderColor = _outer.leftBorderColor; |
| (void)leftBorderColor; |
| auto rightBorderColor = _outer.rightBorderColor; |
| (void)rightBorderColor; |
| auto makePremul = _outer.makePremul; |
| (void)makePremul; |
| auto colorsAreOpaque = _outer.colorsAreOpaque; |
| (void)colorsAreOpaque; |
| leftBorderColorVar = args.fUniformHandler->addUniform(kFragment_GrShaderFlag, |
| kHalf4_GrSLType, "leftBorderColor"); |
| rightBorderColorVar = args.fUniformHandler->addUniform(kFragment_GrShaderFlag, |
| kHalf4_GrSLType, "rightBorderColor"); |
| SkString _sample1099("_sample1099"); |
| this->invokeChild(_outer.gradLayout_index, &_sample1099, args); |
| fragBuilder->codeAppendf( |
| "half4 t = %s;\nif (!%s && t.y < 0.0) {\n %s = half4(0.0);\n} else if (t.x < " |
| "0.0) {\n %s = %s;\n} else if (t.x > 1.0) {\n %s = %s;\n} else {", |
| _sample1099.c_str(), |
| (_outer.childProcessor(_outer.gradLayout_index).preservesOpaqueInput() ? "true" |
| : "false"), |
| args.fOutputColor, args.fOutputColor, |
| args.fUniformHandler->getUniformCStr(leftBorderColorVar), args.fOutputColor, |
| args.fUniformHandler->getUniformCStr(rightBorderColorVar)); |
| SkString _input1767("t"); |
| SkString _sample1767("_sample1767"); |
| this->invokeChild(_outer.colorizer_index, _input1767.c_str(), &_sample1767, args); |
| fragBuilder->codeAppendf("\n %s = %s;\n}\n@if (%s) {\n %s.xyz *= %s.w;\n}\n", |
| args.fOutputColor, _sample1767.c_str(), |
| (_outer.makePremul ? "true" : "false"), args.fOutputColor, |
| args.fOutputColor); |
| } |
| |
| private: |
| void onSetData(const GrGLSLProgramDataManager& pdman, |
| const GrFragmentProcessor& _proc) override { |
| const GrClampedGradientEffect& _outer = _proc.cast<GrClampedGradientEffect>(); |
| { |
| const SkPMColor4f& leftBorderColorValue = _outer.leftBorderColor; |
| if (leftBorderColorPrev != leftBorderColorValue) { |
| leftBorderColorPrev = leftBorderColorValue; |
| pdman.set4fv(leftBorderColorVar, 1, leftBorderColorValue.vec()); |
| } |
| const SkPMColor4f& rightBorderColorValue = _outer.rightBorderColor; |
| if (rightBorderColorPrev != rightBorderColorValue) { |
| rightBorderColorPrev = rightBorderColorValue; |
| pdman.set4fv(rightBorderColorVar, 1, rightBorderColorValue.vec()); |
| } |
| } |
| } |
| SkPMColor4f leftBorderColorPrev = {SK_FloatNaN, SK_FloatNaN, SK_FloatNaN, SK_FloatNaN}; |
| SkPMColor4f rightBorderColorPrev = {SK_FloatNaN, SK_FloatNaN, SK_FloatNaN, SK_FloatNaN}; |
| UniformHandle leftBorderColorVar; |
| UniformHandle rightBorderColorVar; |
| }; |
| GrGLSLFragmentProcessor* GrClampedGradientEffect::onCreateGLSLInstance() const { |
| return new GrGLSLClampedGradientEffect(); |
| } |
| void GrClampedGradientEffect::onGetGLSLProcessorKey(const GrShaderCaps& caps, |
| GrProcessorKeyBuilder* b) const { |
| b->add32((int32_t)makePremul); |
| } |
| bool GrClampedGradientEffect::onIsEqual(const GrFragmentProcessor& other) const { |
| const GrClampedGradientEffect& that = other.cast<GrClampedGradientEffect>(); |
| (void)that; |
| if (leftBorderColor != that.leftBorderColor) return false; |
| if (rightBorderColor != that.rightBorderColor) return false; |
| if (makePremul != that.makePremul) return false; |
| if (colorsAreOpaque != that.colorsAreOpaque) return false; |
| return true; |
| } |
| GrClampedGradientEffect::GrClampedGradientEffect(const GrClampedGradientEffect& src) |
| : INHERITED(kGrClampedGradientEffect_ClassID, src.optimizationFlags()) |
| , colorizer_index(src.colorizer_index) |
| , gradLayout_index(src.gradLayout_index) |
| , leftBorderColor(src.leftBorderColor) |
| , rightBorderColor(src.rightBorderColor) |
| , makePremul(src.makePremul) |
| , colorsAreOpaque(src.colorsAreOpaque) { |
| this->registerChildProcessor(src.childProcessor(colorizer_index).clone()); |
| this->registerChildProcessor(src.childProcessor(gradLayout_index).clone()); |
| } |
| std::unique_ptr<GrFragmentProcessor> GrClampedGradientEffect::clone() const { |
| return std::unique_ptr<GrFragmentProcessor>(new GrClampedGradientEffect(*this)); |
| } |