OLD | NEW |
1 | 1 |
2 /* | 2 /* |
3 * Copyright 2010 Google Inc. | 3 * Copyright 2010 Google Inc. |
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 | 10 |
11 #include "SkGrPixelRef.h" | 11 #include "SkGrPixelRef.h" |
12 #include "GrContext.h" | 12 #include "GrContext.h" |
13 #include "GrTexture.h" | 13 #include "GrTexture.h" |
14 #include "SkGr.h" | 14 #include "SkGr.h" |
15 #include "SkRect.h" | 15 #include "SkRect.h" |
16 | 16 |
17 // since we call lockPixels recursively on fBitmap, we need a distinct mutex, | 17 // since we call lockPixels recursively on fBitmap, we need a distinct mutex, |
18 // to avoid deadlock with the default one provided by SkPixelRef. | 18 // to avoid deadlock with the default one provided by SkPixelRef. |
19 SK_DECLARE_STATIC_MUTEX(gROLockPixelsPixelRefMutex); | 19 SK_DECLARE_STATIC_MUTEX(gROLockPixelsPixelRefMutex); |
20 | 20 |
21 SkROLockPixelsPixelRef::SkROLockPixelsPixelRef() : INHERITED(&gROLockPixelsPixel
RefMutex) { | 21 SkROLockPixelsPixelRef::SkROLockPixelsPixelRef() : INHERITED(&gROLockPixelsPixel
RefMutex) { |
22 } | 22 } |
23 | 23 |
24 SkROLockPixelsPixelRef::~SkROLockPixelsPixelRef() { | 24 SkROLockPixelsPixelRef::~SkROLockPixelsPixelRef() { |
25 } | 25 } |
26 | 26 |
27 void* SkROLockPixelsPixelRef::onLockPixels(SkColorTable** ctable) { | 27 bool SkROLockPixelsPixelRef::onGetInfo(SkImageInfo* info) { |
28 if (ctable) { | 28 return fBitmap.asImageInfo(info); |
29 *ctable = NULL; | 29 } |
30 } | 30 |
| 31 bool SkROLockPixelsPixelRef::onNewLockPixels(LockRec* rec) { |
31 fBitmap.reset(); | 32 fBitmap.reset(); |
32 // SkDebugf("---------- calling readpixels in support of lockpixels\n"); | 33 // SkDebugf("---------- calling readpixels in support of lockpixels\n"); |
33 if (!this->onReadPixels(&fBitmap, NULL)) { | 34 if (!this->onReadPixels(&fBitmap, NULL)) { |
34 SkDebugf("SkROLockPixelsPixelRef::onLockPixels failed!\n"); | 35 SkDebugf("SkROLockPixelsPixelRef::onLockPixels failed!\n"); |
35 return NULL; | 36 return NULL; |
36 } | 37 } |
37 fBitmap.lockPixels(); | 38 fBitmap.lockPixels(); |
38 return fBitmap.getPixels(); | 39 if (NULL == fBitmap.getPixels()) { |
| 40 return false; |
| 41 } |
| 42 |
| 43 rec->fPixels = fBitmap.getPixels(); |
| 44 rec->fColorTable = NULL; |
| 45 rec->fRowBytes = fBitmap.rowBytes(); |
| 46 return true; |
39 } | 47 } |
40 | 48 |
41 void SkROLockPixelsPixelRef::onUnlockPixels() { | 49 void SkROLockPixelsPixelRef::onUnlockPixels() { |
42 fBitmap.unlockPixels(); | 50 fBitmap.unlockPixels(); |
43 } | 51 } |
44 | 52 |
45 bool SkROLockPixelsPixelRef::onLockPixelsAreWritable() const { | 53 bool SkROLockPixelsPixelRef::onLockPixelsAreWritable() const { |
46 return false; | 54 return false; |
47 } | 55 } |
48 | 56 |
(...skipping 121 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
170 if (!dst->allocPixels()) { | 178 if (!dst->allocPixels()) { |
171 SkDebugf("SkGrPixelRef::onReadPixels failed to alloc bitmap for result!\
n"); | 179 SkDebugf("SkGrPixelRef::onReadPixels failed to alloc bitmap for result!\
n"); |
172 return false; | 180 return false; |
173 } | 181 } |
174 SkAutoLockPixels al(*dst); | 182 SkAutoLockPixels al(*dst); |
175 void* buffer = dst->getPixels(); | 183 void* buffer = dst->getPixels(); |
176 return fSurface->readPixels(left, top, width, height, | 184 return fSurface->readPixels(left, top, width, height, |
177 kSkia8888_GrPixelConfig, | 185 kSkia8888_GrPixelConfig, |
178 buffer, dst->rowBytes()); | 186 buffer, dst->rowBytes()); |
179 } | 187 } |
OLD | NEW |