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1 /* | 1 /* |
2 * Copyright 2012 Google Inc. | 2 * Copyright 2012 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 SkGradientShaderPriv_DEFINED | 8 #ifndef SkGradientShaderPriv_DEFINED |
9 #define SkGradientShaderPriv_DEFINED | 9 #define SkGradientShaderPriv_DEFINED |
10 | 10 |
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77 | 77 |
78 class SkGradientShaderBase : public SkShader { | 78 class SkGradientShaderBase : public SkShader { |
79 public: | 79 public: |
80 struct Descriptor { | 80 struct Descriptor { |
81 Descriptor() { | 81 Descriptor() { |
82 sk_bzero(this, sizeof(*this)); | 82 sk_bzero(this, sizeof(*this)); |
83 fTileMode = SkShader::kClamp_TileMode; | 83 fTileMode = SkShader::kClamp_TileMode; |
84 } | 84 } |
85 | 85 |
86 const SkMatrix* fLocalMatrix; | 86 const SkMatrix* fLocalMatrix; |
87 const SkColor* fColors; | 87 const SkColor4f* fColors; |
88 const SkColor4f* fColors4f; | |
89 sk_sp<SkColorSpace> fColorSpace; | 88 sk_sp<SkColorSpace> fColorSpace; |
90 const SkScalar* fPos; | 89 const SkScalar* fPos; |
91 int fCount; | 90 int fCount; |
92 SkShader::TileMode fTileMode; | 91 SkShader::TileMode fTileMode; |
93 uint32_t fGradFlags; | 92 uint32_t fGradFlags; |
94 | 93 |
95 void flatten(SkWriteBuffer&) const; | 94 void flatten(SkWriteBuffer&) const; |
96 }; | 95 }; |
97 | 96 |
98 class DescriptorScope : public Descriptor { | 97 class DescriptorScope : public Descriptor { |
99 public: | 98 public: |
100 DescriptorScope() {} | 99 DescriptorScope() {} |
101 | 100 |
102 bool unflatten(SkReadBuffer&); | 101 bool unflatten(SkReadBuffer&); |
103 | 102 |
104 // fColors and fPos always point into local memory, so they can be safel
y mutated | 103 // fColors and fPos always point into local memory, so they can be safel
y mutated |
105 // | 104 // |
106 SkColor* mutableColors() { return const_cast<SkColor*>(fColors); } | 105 SkColor4f* mutableColors() { return const_cast<SkColor4f*>(fColors); } |
107 SkScalar* mutablePos() { return const_cast<SkScalar*>(fPos); } | 106 SkScalar* mutablePos() { return const_cast<SkScalar*>(fPos); } |
108 | 107 |
109 private: | 108 private: |
110 enum { | 109 enum { |
111 kStorageCount = 16 | 110 kStorageCount = 16 |
112 }; | 111 }; |
113 SkColor fColorStorage[kStorageCount]; | 112 SkColor4f fColorStorage[kStorageCount]; |
114 SkScalar fPosStorage[kStorageCount]; | 113 SkScalar fPosStorage[kStorageCount]; |
115 SkMatrix fLocalMatrixStorage; | 114 SkMatrix fLocalMatrixStorage; |
116 SkAutoMalloc fDynamicStorage; | 115 SkAutoMalloc fDynamicStorage; |
117 }; | 116 }; |
118 | 117 |
119 public: | 118 public: |
120 SkGradientShaderBase(const Descriptor& desc, const SkMatrix& ptsToUnit); | 119 SkGradientShaderBase(const Descriptor& desc, const SkMatrix& ptsToUnit); |
121 virtual ~SkGradientShaderBase(); | 120 virtual ~SkGradientShaderBase(); |
122 | 121 |
123 // The cache is initialized on-demand when getCache32 is called. | 122 // The cache is initialized on-demand when getCache32 is called. |
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500 GrGLSLProgramDataManager::UniformHandle fColorsUni; | 499 GrGLSLProgramDataManager::UniformHandle fColorsUni; |
501 GrGLSLProgramDataManager::UniformHandle fFSYUni; | 500 GrGLSLProgramDataManager::UniformHandle fFSYUni; |
502 GrGLSLProgramDataManager::UniformHandle fColorSpaceXformUni; | 501 GrGLSLProgramDataManager::UniformHandle fColorSpaceXformUni; |
503 | 502 |
504 typedef GrGLSLFragmentProcessor INHERITED; | 503 typedef GrGLSLFragmentProcessor INHERITED; |
505 }; | 504 }; |
506 | 505 |
507 #endif | 506 #endif |
508 | 507 |
509 #endif | 508 #endif |
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