1 /* 2 * Copyright 2018 Google Inc. 3 * 4 * Use of this source code is governed by a BSD-style license that can be 5 * found in the LICENSE file. 6 */ 7 8 /************************************************************************************************** 9 *** This file was autogenerated from GrLumaColorFilterEffect.fp; do not modify. 10 **************************************************************************************************/ 11 #ifndef GrLumaColorFilterEffect_DEFINED 12 #define GrLumaColorFilterEffect_DEFINED 13 #include "SkTypes.h" 14 #include "GrFragmentProcessor.h" 15 #include "GrCoordTransform.h" 16 class GrLumaColorFilterEffect : public GrFragmentProcessor { 17 public: 18 #include "SkColorData.h" 19 20 SkPMColor4f constantOutputForConstantInput(const SkPMColor4f& input) const override { 21 float luma = SK_ITU_BT709_LUM_COEFF_R * input.fR + SK_ITU_BT709_LUM_COEFF_G * input.fG + 22 SK_ITU_BT709_LUM_COEFF_B * input.fB; 23 return {0, 0, 0, luma}; 24 } 25 static std::unique_ptr<GrFragmentProcessor> Make() { 26 return std::unique_ptr<GrFragmentProcessor>(new GrLumaColorFilterEffect()); 27 } 28 GrLumaColorFilterEffect(const GrLumaColorFilterEffect& src); 29 std::unique_ptr<GrFragmentProcessor> clone() const override; 30 const char* name() const override { return "LumaColorFilterEffect"; } 31 32 private: 33 GrLumaColorFilterEffect() 34 : INHERITED(kGrLumaColorFilterEffect_ClassID, kNone_OptimizationFlags) {} 35 GrGLSLFragmentProcessor* onCreateGLSLInstance() const override; 36 void onGetGLSLProcessorKey(const GrShaderCaps&, GrProcessorKeyBuilder*) const override; 37 bool onIsEqual(const GrFragmentProcessor&) const override; 38 GR_DECLARE_FRAGMENT_PROCESSOR_TEST 39 typedef GrFragmentProcessor INHERITED; 40 }; 41 #endif 42
