| /* |
| * 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 GrLumaColorFilterEffect.fp; do not modify. |
| **************************************************************************************************/ |
| #ifndef GrLumaColorFilterEffect_DEFINED |
| #define GrLumaColorFilterEffect_DEFINED |
| |
| #include "include/core/SkM44.h" |
| #include "include/core/SkTypes.h" |
| |
| #include "src/gpu/GrFragmentProcessor.h" |
| |
| class GrLumaColorFilterEffect : public GrFragmentProcessor { |
| public: |
| #include "include/private/SkColorData.h" |
| |
| SkPMColor4f constantOutputForConstantInput(const SkPMColor4f& inColor) const override { |
| SkPMColor4f input = this->numChildProcessors() |
| ? ConstantOutputForConstantInput( |
| this->childProcessor(inputFP_index), inColor) |
| : inColor; |
| float luma = SK_ITU_BT709_LUM_COEFF_R * input.fR + SK_ITU_BT709_LUM_COEFF_G * input.fG + |
| SK_ITU_BT709_LUM_COEFF_B * input.fB; |
| return {0, 0, 0, SkTPin(luma, 0.0f, 1.0f)}; |
| } |
| static std::unique_ptr<GrFragmentProcessor> Make(std::unique_ptr<GrFragmentProcessor> inputFP) { |
| return std::unique_ptr<GrFragmentProcessor>( |
| new GrLumaColorFilterEffect(std::move(inputFP))); |
| } |
| GrLumaColorFilterEffect(const GrLumaColorFilterEffect& src); |
| std::unique_ptr<GrFragmentProcessor> clone() const override; |
| const char* name() const override { return "LumaColorFilterEffect"; } |
| int inputFP_index = -1; |
| |
| private: |
| GrLumaColorFilterEffect(std::unique_ptr<GrFragmentProcessor> inputFP) |
| : INHERITED(kGrLumaColorFilterEffect_ClassID, |
| (OptimizationFlags)(inputFP ? ProcessorOptimizationFlags(inputFP.get()) |
| : kAll_OptimizationFlags) & |
| kConstantOutputForConstantInput_OptimizationFlag) { |
| if (inputFP) { |
| inputFP_index = this->registerChild(std::move(inputFP)); |
| } |
| } |
| 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 |