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1 /* | 1 /* |
2 * Copyright 2006 The Android Open Source Project | 2 * Copyright 2006 The Android Open Source Project |
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 #include "SkBlitRow.h" | 8 #include "SkBlitRow.h" |
9 #include "SkColorFilter.h" | 9 #include "SkColorFilter.h" |
10 #include "SkColorPriv.h" | 10 #include "SkColorPriv.h" |
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138 * A definition of blend equation for one coefficient. Generates a | 138 * A definition of blend equation for one coefficient. Generates a |
139 * blend_coeff * value "expression". | 139 * blend_coeff * value "expression". |
140 */ | 140 */ |
141 template<typename ColorExpr> | 141 template<typename ColorExpr> |
142 static inline ColorExpr blend_term(SkXfermode::Coeff coeff, | 142 static inline ColorExpr blend_term(SkXfermode::Coeff coeff, |
143 const ColorExpr& src, | 143 const ColorExpr& src, |
144 const ColorExpr& dst, | 144 const ColorExpr& dst, |
145 const ColorExpr& value) { | 145 const ColorExpr& value) { |
146 switch (coeff) { | 146 switch (coeff) { |
147 default: | 147 default: |
148 GrCrash("Unexpected xfer coeff."); | 148 SkFAIL("Unexpected xfer coeff."); |
149 case SkXfermode::kZero_Coeff: /** 0 */ | 149 case SkXfermode::kZero_Coeff: /** 0 */ |
150 return ColorExpr(0); | 150 return ColorExpr(0); |
151 case SkXfermode::kOne_Coeff: /** 1 */ | 151 case SkXfermode::kOne_Coeff: /** 1 */ |
152 return value; | 152 return value; |
153 case SkXfermode::kSC_Coeff: | 153 case SkXfermode::kSC_Coeff: |
154 return src * value; | 154 return src * value; |
155 case SkXfermode::kISC_Coeff: | 155 case SkXfermode::kISC_Coeff: |
156 return (ColorExpr(1) - src) * dst; | 156 return (ColorExpr(1) - src) * dst; |
157 case SkXfermode::kDC_Coeff: | 157 case SkXfermode::kDC_Coeff: |
158 return dst * value; | 158 return dst * value; |
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558 SkIntToScalar(SkColorGetB(add)), | 558 SkIntToScalar(SkColorGetB(add)), |
559 0); | 559 0); |
560 return SkColorMatrixFilter::Create(matrix); | 560 return SkColorMatrixFilter::Create(matrix); |
561 } | 561 } |
562 | 562 |
563 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkColorFilter) | 563 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_START(SkColorFilter) |
564 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkModeColorFilter) | 564 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SkModeColorFilter) |
565 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(Src_SkModeColorFilter) | 565 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(Src_SkModeColorFilter) |
566 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SrcOver_SkModeColorFilter) | 566 SK_DEFINE_FLATTENABLE_REGISTRAR_ENTRY(SrcOver_SkModeColorFilter) |
567 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END | 567 SK_DEFINE_FLATTENABLE_REGISTRAR_GROUP_END |
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