| /* |
| * 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 GrDitherEffect.fp; do not modify. |
| **************************************************************************************************/ |
| #ifndef GrDitherEffect_DEFINED |
| #define GrDitherEffect_DEFINED |
| |
| #include "include/core/SkM44.h" |
| #include "include/core/SkTypes.h" |
| |
| #include "src/gpu/GrFragmentProcessor.h" |
| |
| class GrDitherEffect : public GrFragmentProcessor { |
| public: |
| static std::unique_ptr<GrFragmentProcessor> Make(std::unique_ptr<GrFragmentProcessor> inputFP, |
| float range) { |
| if (range == 0.0 || inputFP == nullptr) { |
| return inputFP; |
| } |
| return std::unique_ptr<GrFragmentProcessor>(new GrDitherEffect(std::move(inputFP), range)); |
| } |
| GrDitherEffect(const GrDitherEffect& src); |
| std::unique_ptr<GrFragmentProcessor> clone() const override; |
| const char* name() const override { return "DitherEffect"; } |
| bool usesExplicitReturn() const override; |
| float range; |
| |
| private: |
| GrDitherEffect(std::unique_ptr<GrFragmentProcessor> inputFP, float range) |
| : INHERITED(kGrDitherEffect_ClassID, |
| (OptimizationFlags)(inputFP ? ProcessorOptimizationFlags(inputFP.get()) |
| : kAll_OptimizationFlags) & |
| kPreservesOpaqueInput_OptimizationFlag) |
| , range(range) { |
| SkASSERT(inputFP); |
| 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; |
| #if GR_TEST_UTILS |
| SkString onDumpInfo() const override; |
| #endif |
| GR_DECLARE_FRAGMENT_PROCESSOR_TEST |
| typedef GrFragmentProcessor INHERITED; |
| }; |
| #endif |