| /* |
| * Copyright 2020 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 GrModulateAlphaEffect.fp; do not modify. |
| **************************************************************************************************/ |
| #ifndef GrModulateAlphaEffect_DEFINED |
| #define GrModulateAlphaEffect_DEFINED |
| |
| #include "include/core/SkM44.h" |
| #include "include/core/SkTypes.h" |
| |
| #include "src/gpu/GrFragmentProcessor.h" |
| |
| class GrModulateAlphaEffect : public GrFragmentProcessor { |
| public: |
| SkPMColor4f constantOutputForConstantInput(const SkPMColor4f& inColor) const override { |
| SkPMColor4f input = this->numChildProcessors() |
| ? ConstantOutputForConstantInput( |
| this->childProcessor(inputFP_index), inColor) |
| : inColor; |
| return color * input.fA; |
| } |
| static std::unique_ptr<GrFragmentProcessor> Make(std::unique_ptr<GrFragmentProcessor> inputFP, |
| SkPMColor4f color) { |
| return std::unique_ptr<GrFragmentProcessor>( |
| new GrModulateAlphaEffect(std::move(inputFP), color)); |
| } |
| GrModulateAlphaEffect(const GrModulateAlphaEffect& src); |
| std::unique_ptr<GrFragmentProcessor> clone() const override; |
| const char* name() const override { return "ModulateAlphaEffect"; } |
| int inputFP_index = -1; |
| SkPMColor4f color; |
| |
| private: |
| GrModulateAlphaEffect(std::unique_ptr<GrFragmentProcessor> inputFP, SkPMColor4f color) |
| : INHERITED(kGrModulateAlphaEffect_ClassID, |
| (OptimizationFlags)(inputFP ? ProcessorOptimizationFlags(inputFP.get()) |
| : kAll_OptimizationFlags) & |
| (kConstantOutputForConstantInput_OptimizationFlag | |
| kCompatibleWithCoverageAsAlpha_OptimizationFlag | |
| (color.isOpaque() ? kPreservesOpaqueInput_OptimizationFlag |
| : kNone_OptimizationFlags))) |
| , color(color) { |
| inputFP_index = this->registerChild(std::move(inputFP), SkSL::SampleUsage::PassThrough()); |
| } |
| 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 |