| /* |
| * Copyright 2019 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 GrMixerEffect.fp; do not modify. |
| **************************************************************************************************/ |
| #ifndef GrMixerEffect_DEFINED |
| #define GrMixerEffect_DEFINED |
| #include "include/core/SkTypes.h" |
| |
| #include "src/gpu/GrCoordTransform.h" |
| #include "src/gpu/GrFragmentProcessor.h" |
| class GrMixerEffect : public GrFragmentProcessor { |
| public: |
| static OptimizationFlags OptFlags(const std::unique_ptr<GrFragmentProcessor>& fp0, |
| const std::unique_ptr<GrFragmentProcessor>& fp1) { |
| auto flags = ProcessorOptimizationFlags(fp0.get()); |
| if (fp1) { |
| flags &= ProcessorOptimizationFlags(fp1.get()); |
| } |
| return flags; |
| } |
| |
| SkPMColor4f constantOutputForConstantInput(const SkPMColor4f& input) const override { |
| const auto c0 = ConstantOutputForConstantInput(this->childProcessor(0), input), |
| c1 = (this->numChildProcessors() > 1) |
| ? ConstantOutputForConstantInput(this->childProcessor(1), input) |
| : input; |
| return {c0.fR + (c1.fR - c0.fR) * weight, c0.fG + (c1.fG - c0.fG) * weight, |
| c0.fB + (c1.fB - c0.fB) * weight, c0.fA + (c1.fA - c0.fA) * weight}; |
| } |
| static std::unique_ptr<GrFragmentProcessor> Make(std::unique_ptr<GrFragmentProcessor> fp0, |
| std::unique_ptr<GrFragmentProcessor> |
| fp1, |
| float weight) { |
| return std::unique_ptr<GrFragmentProcessor>( |
| new GrMixerEffect(std::move(fp0), std::move(fp1), weight)); |
| } |
| GrMixerEffect(const GrMixerEffect& src); |
| std::unique_ptr<GrFragmentProcessor> clone() const override; |
| const char* name() const override { return "MixerEffect"; } |
| int fp0_index = -1; |
| int fp1_index = -1; |
| float weight; |
| |
| private: |
| GrMixerEffect(std::unique_ptr<GrFragmentProcessor> fp0, |
| std::unique_ptr<GrFragmentProcessor> |
| fp1, |
| float weight) |
| : INHERITED(kGrMixerEffect_ClassID, (OptimizationFlags)OptFlags(fp0, fp1)) |
| , weight(weight) { |
| SkASSERT(fp0); |
| fp0_index = this->numChildProcessors(); |
| this->registerChildProcessor(std::move(fp0)); |
| if (fp1) { |
| fp1_index = this->numChildProcessors(); |
| this->registerChildProcessor(std::move(fp1)); |
| } |
| } |
| GrGLSLFragmentProcessor* onCreateGLSLInstance() const override; |
| void onGetGLSLProcessorKey(const GrShaderCaps&, GrProcessorKeyBuilder*) const override; |
| bool onIsEqual(const GrFragmentProcessor&) const override; |
| GR_DECLARE_FRAGMENT_PROCESSOR_TEST |
| typedef GrFragmentProcessor INHERITED; |
| }; |
| #endif |