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1 /* | 1 /* |
2 * Copyright 2015 Google Inc. | 2 * Copyright 2015 Google Inc. |
3 * | 3 * |
4 * Use of this source code is governed by a BSD-style license that can be | 4 * Use of this source code is governed by a BSD-style license that can be |
5 * found in the LICENSE file. | 5 * found in the LICENSE file. |
6 */ | 6 */ |
7 | 7 |
8 #ifndef SkArithmeticMode_gpu_DEFINED | 8 #ifndef SkArithmeticMode_gpu_DEFINED |
9 #define SkArithmeticMode_gpu_DEFINED | 9 #define SkArithmeticMode_gpu_DEFINED |
10 | 10 |
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74 class GrArithmeticXPFactory : public GrXPFactory { | 74 class GrArithmeticXPFactory : public GrXPFactory { |
75 public: | 75 public: |
76 static GrXPFactory* Create(float k1, float k2, float k3, float k4, bool enfo
rcePMColor) { | 76 static GrXPFactory* Create(float k1, float k2, float k3, float k4, bool enfo
rcePMColor) { |
77 return SkNEW_ARGS(GrArithmeticXPFactory, (k1, k2, k3, k4, enforcePMColor
)); | 77 return SkNEW_ARGS(GrArithmeticXPFactory, (k1, k2, k3, k4, enforcePMColor
)); |
78 } | 78 } |
79 | 79 |
80 bool supportsRGBCoverage(GrColor knownColor, uint32_t knownColorFlags) const
override { | 80 bool supportsRGBCoverage(GrColor knownColor, uint32_t knownColorFlags) const
override { |
81 return true; | 81 return true; |
82 } | 82 } |
83 | 83 |
84 bool canTweakAlphaForCoverage() const override { | |
85 return false; | |
86 } | |
87 | |
88 void getInvariantOutput(const GrProcOptInfo& colorPOI, const GrProcOptInfo&
coveragePOI, | 84 void getInvariantOutput(const GrProcOptInfo& colorPOI, const GrProcOptInfo&
coveragePOI, |
89 GrXPFactory::InvariantOutput*) const override; | 85 GrXPFactory::InvariantOutput*) const override; |
90 | 86 |
91 private: | 87 private: |
92 GrArithmeticXPFactory(float k1, float k2, float k3, float k4, bool enforcePM
Color); | 88 GrArithmeticXPFactory(float k1, float k2, float k3, float k4, bool enforcePM
Color); |
93 | 89 |
94 GrXferProcessor* onCreateXferProcessor(const GrDrawTargetCaps& caps, | 90 GrXferProcessor* onCreateXferProcessor(const GrDrawTargetCaps& caps, |
95 const GrProcOptInfo& colorPOI, | 91 const GrProcOptInfo& colorPOI, |
96 const GrProcOptInfo& coveragePOI, | 92 const GrProcOptInfo& coveragePOI, |
97 const GrDeviceCoordTexture* dstCopy)
const override; | 93 const GrDeviceCoordTexture* dstCopy)
const override; |
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117 GR_DECLARE_XP_FACTORY_TEST; | 113 GR_DECLARE_XP_FACTORY_TEST; |
118 | 114 |
119 float fK1, fK2, fK3, fK4; | 115 float fK1, fK2, fK3, fK4; |
120 bool fEnforcePMColor; | 116 bool fEnforcePMColor; |
121 | 117 |
122 typedef GrXPFactory INHERITED; | 118 typedef GrXPFactory INHERITED; |
123 }; | 119 }; |
124 | 120 |
125 #endif | 121 #endif |
126 #endif | 122 #endif |
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