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1 /* | 1 /* |
2 * Copyright 2014 Google Inc. | 2 * Copyright 2014 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 #include "SkCanvas.h" | 8 #include "SkCanvas.h" |
9 #include "SkPatchUtils.h" | 9 #include "SkPatchUtils.h" |
10 #include "SkPictureData.h" | 10 #include "SkPictureData.h" |
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64 // FIXME: SkBitmaps are stateful, so we need to copy them to play back in multip
le threads. | 64 // FIXME: SkBitmaps are stateful, so we need to copy them to play back in multip
le threads. |
65 static SkBitmap shallow_copy(const SkBitmap& bitmap) { | 65 static SkBitmap shallow_copy(const SkBitmap& bitmap) { |
66 return bitmap; | 66 return bitmap; |
67 } | 67 } |
68 | 68 |
69 const SkPicture::OperationList* SkPicturePlayback::getActiveOps(const SkCanvas*
canvas) { | 69 const SkPicture::OperationList* SkPicturePlayback::getActiveOps(const SkCanvas*
canvas) { |
70 | 70 |
71 if (fUseBBH) { | 71 if (fUseBBH) { |
72 SkRect clipBounds; | 72 SkRect clipBounds; |
73 if (canvas->getClipBounds(&clipBounds)) { | 73 if (canvas->getClipBounds(&clipBounds)) { |
74 SkIRect query; | 74 return fPictureData->getActiveOps(clipBounds); |
75 clipBounds.roundOut(&query); | |
76 | |
77 return fPictureData->getActiveOps(query); | |
78 } | 75 } |
79 } | 76 } |
80 | 77 |
81 return NULL; | 78 return NULL; |
82 } | 79 } |
83 | 80 |
84 // Initialize the state tree iterator. Return false if there is nothing left to
draw. | 81 // Initialize the state tree iterator. Return false if there is nothing left to
draw. |
85 bool SkPicturePlayback::initIterator(SkPictureStateTree::Iterator* iter, | 82 bool SkPicturePlayback::initIterator(SkPictureStateTree::Iterator* iter, |
86 SkCanvas* canvas, | 83 SkCanvas* canvas, |
87 const SkPicture::OperationList *activeOpsLi
st) { | 84 const SkPicture::OperationList *activeOpsLi
st) { |
88 | 85 |
89 if (NULL != activeOpsList) { | 86 if (NULL != activeOpsList) { |
90 if (0 == activeOpsList->numOps()) { | 87 if (0 == activeOpsList->numOps()) { |
91 return false; // nothing to draw | 88 return false; // nothing to draw |
92 } | 89 } |
93 | 90 |
94 fPictureData->initIterator(iter, activeOpsList->fOps, canvas); | 91 fPictureData->initIterator(iter, activeOpsList->fOps, canvas); |
95 } | 92 } |
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165 SkipIterTo(&it, &reader, fCurOffset + size); | 162 SkipIterTo(&it, &reader, fCurOffset + size); |
166 continue; | 163 continue; |
167 } | 164 } |
168 | 165 |
169 this->handleOp(&reader, op, size, canvas, initialMatrix); | 166 this->handleOp(&reader, op, size, canvas, initialMatrix); |
170 | 167 |
171 StepIterator(&it, &reader); | 168 StepIterator(&it, &reader); |
172 } | 169 } |
173 } | 170 } |
174 | 171 |
175 void SkPicturePlayback::handleOp(SkReader32* reader, | 172 void SkPicturePlayback::handleOp(SkReader32* reader, |
176 DrawType op, | 173 DrawType op, |
177 uint32_t size, | 174 uint32_t size, |
178 SkCanvas* canvas, | 175 SkCanvas* canvas, |
179 const SkMatrix& initialMatrix) { | 176 const SkMatrix& initialMatrix) { |
180 switch (op) { | 177 switch (op) { |
181 case CLIP_PATH: { | 178 case CLIP_PATH: { |
182 const SkPath& path = fPictureData->getPath(reader); | 179 const SkPath& path = fPictureData->getPath(reader); |
183 uint32_t packed = reader->readInt(); | 180 uint32_t packed = reader->readInt(); |
184 SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed); | 181 SkRegion::Op regionOp = ClipParams_unpackRegionOp(packed); |
185 bool doAA = ClipParams_unpackDoAA(packed); | 182 bool doAA = ClipParams_unpackDoAA(packed); |
186 size_t offsetToRestore = reader->readInt(); | 183 size_t offsetToRestore = reader->readInt(); |
187 SkASSERT(!offsetToRestore || offsetToRestore >= reader->offset()); | 184 SkASSERT(!offsetToRestore || offsetToRestore >= reader->offset()); |
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303 } break; | 300 } break; |
304 case DRAW_OVAL: { | 301 case DRAW_OVAL: { |
305 const SkPaint& paint = *fPictureData->getPaint(reader); | 302 const SkPaint& paint = *fPictureData->getPaint(reader); |
306 canvas->drawOval(reader->skipT<SkRect>(), paint); | 303 canvas->drawOval(reader->skipT<SkRect>(), paint); |
307 } break; | 304 } break; |
308 case DRAW_PAINT: | 305 case DRAW_PAINT: |
309 canvas->drawPaint(*fPictureData->getPaint(reader)); | 306 canvas->drawPaint(*fPictureData->getPaint(reader)); |
310 break; | 307 break; |
311 case DRAW_PATCH: { | 308 case DRAW_PATCH: { |
312 const SkPaint& paint = *fPictureData->getPaint(reader); | 309 const SkPaint& paint = *fPictureData->getPaint(reader); |
313 | 310 |
314 const SkPoint* cubics = (const SkPoint*)reader->skip(SkPatchUtils::k
NumCtrlPts * | 311 const SkPoint* cubics = (const SkPoint*)reader->skip(SkPatchUtils::k
NumCtrlPts * |
315 sizeof(SkPoint)
); | 312 sizeof(SkPoint)
); |
316 uint32_t flag = reader->readInt(); | 313 uint32_t flag = reader->readInt(); |
317 const SkColor* colors = NULL; | 314 const SkColor* colors = NULL; |
318 if (flag & DRAW_VERTICES_HAS_COLORS) { | 315 if (flag & DRAW_VERTICES_HAS_COLORS) { |
319 colors = (const SkColor*)reader->skip(SkPatchUtils::kNumCorners
* sizeof(SkColor)); | 316 colors = (const SkColor*)reader->skip(SkPatchUtils::kNumCorners
* sizeof(SkColor)); |
320 } | 317 } |
321 const SkPoint* texCoords = NULL; | 318 const SkPoint* texCoords = NULL; |
322 if (flag & DRAW_VERTICES_HAS_TEXS) { | 319 if (flag & DRAW_VERTICES_HAS_TEXS) { |
323 texCoords = (const SkPoint*)reader->skip(SkPatchUtils::kNumCorne
rs * | 320 texCoords = (const SkPoint*)reader->skip(SkPatchUtils::kNumCorne
rs * |
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518 case TRANSLATE: { | 515 case TRANSLATE: { |
519 SkScalar dx = reader->readScalar(); | 516 SkScalar dx = reader->readScalar(); |
520 SkScalar dy = reader->readScalar(); | 517 SkScalar dy = reader->readScalar(); |
521 canvas->translate(dx, dy); | 518 canvas->translate(dx, dy); |
522 } break; | 519 } break; |
523 default: | 520 default: |
524 SkASSERT(0); | 521 SkASSERT(0); |
525 } | 522 } |
526 } | 523 } |
527 | 524 |
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