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1 /* | 1 /* |
2 * Copyright 2010 Google Inc. | 2 * Copyright 2010 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 GrContext_DEFINED | 8 #ifndef GrContext_DEFINED |
9 #define GrContext_DEFINED | 9 #define GrContext_DEFINED |
10 | 10 |
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286 * @return true if the write succeeded, false if not. The write can fail bec
ause of an | 286 * @return true if the write succeeded, false if not. The write can fail bec
ause of an |
287 * unsupported combination of surface and src configs. | 287 * unsupported combination of surface and src configs. |
288 */ | 288 */ |
289 bool writeSurfacePixels(GrSurface* surface, | 289 bool writeSurfacePixels(GrSurface* surface, |
290 int left, int top, int width, int height, | 290 int left, int top, int width, int height, |
291 GrPixelConfig config, const void* buffer, | 291 GrPixelConfig config, const void* buffer, |
292 size_t rowBytes, | 292 size_t rowBytes, |
293 uint32_t pixelOpsFlags = 0); | 293 uint32_t pixelOpsFlags = 0); |
294 | 294 |
295 /** | 295 /** |
| 296 * Copies contents of src to dst, while applying a gamma curve. Fails if the
two surfaces |
| 297 * are not identically sized. |
| 298 * @param dst the surface to copy to. |
| 299 * @param src the texture to copy from. |
| 300 * @param gamma the gamma value to apply. |
| 301 */ |
| 302 bool applyGamma(GrRenderTarget* dst, GrTexture* src, SkScalar gamma); |
| 303 |
| 304 /** |
296 * Copies a rectangle of texels from src to dst. | 305 * Copies a rectangle of texels from src to dst. |
297 * bounds. | |
298 * @param dst the surface to copy to. | 306 * @param dst the surface to copy to. |
299 * @param src the surface to copy from. | 307 * @param src the surface to copy from. |
300 * @param srcRect the rectangle of the src that should be copied. | 308 * @param srcRect the rectangle of the src that should be copied. |
301 * @param dstPoint the translation applied when writing the srcRect's p
ixels to the dst. | 309 * @param dstPoint the translation applied when writing the srcRect's p
ixels to the dst. |
302 */ | 310 */ |
303 bool copySurface(GrSurface* dst, | 311 bool copySurface(GrSurface* dst, |
304 GrSurface* src, | 312 GrSurface* src, |
305 const SkIRect& srcRect, | 313 const SkIRect& srcRect, |
306 const SkIPoint& dstPoint); | 314 const SkIPoint& dstPoint); |
307 | 315 |
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488 SkAutoTUnref<const GrCaps> fCaps; | 496 SkAutoTUnref<const GrCaps> fCaps; |
489 uint32_t fContextUniqueID; | 497 uint32_t fContextUniqueID; |
490 | 498 |
491 friend class GrContext; | 499 friend class GrContext; |
492 friend class SkImage; | 500 friend class SkImage; |
493 | 501 |
494 typedef SkRefCnt INHERITED; | 502 typedef SkRefCnt INHERITED; |
495 }; | 503 }; |
496 | 504 |
497 #endif | 505 #endif |
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