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 #if SK_SUPPORT_GPU 15 #include "GrFragmentProcessor.h" 16 #include "GrCoordTransform.h" 17 class GrLumaColorFilterEffect : public GrFragmentProcessor { 18 public: 19 #include "SkColorData.h" 20 21 GrColor4f constantOutputForConstantInput(GrColor4f input) const override { 22 float luma = SK_ITU_BT709_LUM_COEFF_R * input.fRGBA[0] + 23 SK_ITU_BT709_LUM_COEFF_G * input.fRGBA[1] + 24 SK_ITU_BT709_LUM_COEFF_B * input.fRGBA[2]; 25 return GrColor4f(0, 0, 0, luma); 26 } 27 static std::unique_ptr<GrFragmentProcessor> Make() { 28 return std::unique_ptr<GrFragmentProcessor>(new GrLumaColorFilterEffect()); 29 } 30 GrLumaColorFilterEffect(const GrLumaColorFilterEffect& src); 31 std::unique_ptr<GrFragmentProcessor> clone() const override; 32 const char* name() const override { return "LumaColorFilterEffect"; } 33 34 private: 35 GrLumaColorFilterEffect() 36 : INHERITED(kGrLumaColorFilterEffect_ClassID, kNone_OptimizationFlags) {} 37 GrGLSLFragmentProcessor* onCreateGLSLInstance() const override; 38 void onGetGLSLProcessorKey(const GrShaderCaps&, GrProcessorKeyBuilder*) const override; 39 bool onIsEqual(const GrFragmentProcessor&) const override; 40 GR_DECLARE_FRAGMENT_PROCESSOR_TEST 41 typedef GrFragmentProcessor INHERITED; 42 }; 43 #endif 44 #endif 45
