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1 | 1 |
2 /* | 2 /* |
3 * Copyright 2006 The Android Open Source Project | 3 * Copyright 2006 The Android Open Source Project |
4 * | 4 * |
5 * Use of this source code is governed by a BSD-style license that can be | 5 * Use of this source code is governed by a BSD-style license that can be |
6 * found in the LICENSE file. | 6 * found in the LICENSE file. |
7 */ | 7 */ |
8 | 8 |
9 | 9 |
10 #ifndef SkXfermode_DEFINED | 10 #ifndef SkXfermode_DEFINED |
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211 | 211 |
212 /** A subclass must implement this factory function to work with the GPU bac
kend. | 212 /** A subclass must implement this factory function to work with the GPU bac
kend. |
213 The xfermode will return a factory for which the caller will get a ref.
It is up | 213 The xfermode will return a factory for which the caller will get a ref.
It is up |
214 to the caller to install it. XferProcessors cannot use a background text
ure. | 214 to the caller to install it. XferProcessors cannot use a background text
ure. |
215 */ | 215 */ |
216 virtual GrXPFactory* asXPFactory() const; | 216 virtual GrXPFactory* asXPFactory() const; |
217 #endif | 217 #endif |
218 | 218 |
219 SK_TO_STRING_PUREVIRT() | 219 SK_TO_STRING_PUREVIRT() |
220 SK_DECLARE_FLATTENABLE_REGISTRAR_GROUP() | 220 SK_DECLARE_FLATTENABLE_REGISTRAR_GROUP() |
221 SK_DEFINE_FLATTENABLE_TYPE(SkXfermode) | |
222 | 221 |
223 enum D32Flags { | 222 enum D32Flags { |
224 kSrcIsOpaque_D32Flag = 1 << 0, | 223 kSrcIsOpaque_D32Flag = 1 << 0, |
225 kSrcIsSingle_D32Flag = 1 << 1, | 224 kSrcIsSingle_D32Flag = 1 << 1, |
226 kDstIsSRGB_D32Flag = 1 << 2, | 225 kDstIsSRGB_D32Flag = 1 << 2, |
227 }; | 226 }; |
228 typedef void (*D32Proc)(const SkXfermode*, uint32_t dst[], const SkPM4f src[
], | 227 typedef void (*D32Proc)(const SkXfermode*, uint32_t dst[], const SkPM4f src[
], |
229 int count, const SkAlpha coverage[]); | 228 int count, const SkAlpha coverage[]); |
230 static D32Proc GetD32Proc(SkXfermode*, uint32_t flags); | 229 static D32Proc GetD32Proc(SkXfermode*, uint32_t flags); |
231 | 230 |
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265 | 264 |
266 private: | 265 private: |
267 enum { | 266 enum { |
268 kModeCount = kLastMode + 1 | 267 kModeCount = kLastMode + 1 |
269 }; | 268 }; |
270 | 269 |
271 typedef SkFlattenable INHERITED; | 270 typedef SkFlattenable INHERITED; |
272 }; | 271 }; |
273 | 272 |
274 #endif | 273 #endif |
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