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Side by Side Diff: tools/CopyTilesRenderer.cpp

Issue 355193006: stop calling SkCanvas::getDevice (Closed) Base URL: https://skia.googlesource.com/skia.git@master
Patch Set: Created 6 years, 5 months ago
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1 /* 1 /*
2 * Copyright 2012 Google Inc. 2 * Copyright 2012 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 "picture_utils.h" 8 #include "picture_utils.h"
9 #include "CopyTilesRenderer.h" 9 #include "CopyTilesRenderer.h"
10 #include "SkCanvas.h" 10 #include "SkCanvas.h"
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50 SkAutoCanvasRestore autoRestore(fCanvas, true); 50 SkAutoCanvasRestore autoRestore(fCanvas, true);
51 // Translate so that we draw the correct portion of the picture. 51 // Translate so that we draw the correct portion of the picture.
52 // Perform a postTranslate so that the scaleFactor does not inte rfere with the 52 // Perform a postTranslate so that the scaleFactor does not inte rfere with the
53 // positioning. 53 // positioning.
54 SkMatrix mat(fCanvas->getTotalMatrix()); 54 SkMatrix mat(fCanvas->getTotalMatrix());
55 mat.postTranslate(SkIntToScalar(-x), SkIntToScalar(-y)); 55 mat.postTranslate(SkIntToScalar(-x), SkIntToScalar(-y));
56 fCanvas->setMatrix(mat); 56 fCanvas->setMatrix(mat);
57 // Draw the picture 57 // Draw the picture
58 fCanvas->drawPicture(fPicture); 58 fCanvas->drawPicture(fPicture);
59 // Now extract the picture into tiles 59 // Now extract the picture into tiles
60 const SkBitmap& baseBitmap = fCanvas->getDevice()->accessBitmap( false); 60 SkBitmap baseBitmap;
61 fCanvas->readPixels(SkIRect::MakeSize(fCanvas->getBaseLayerSize( )), &baseBitmap);
61 SkIRect subset; 62 SkIRect subset;
62 for (int tileY = 0; tileY < fLargeTileHeight; tileY += this->get TileHeight()) { 63 for (int tileY = 0; tileY < fLargeTileHeight; tileY += this->get TileHeight()) {
63 for (int tileX = 0; tileX < fLargeTileWidth; tileX += this-> getTileWidth()) { 64 for (int tileX = 0; tileX < fLargeTileWidth; tileX += this-> getTileWidth()) {
64 subset.set(tileX, tileY, tileX + this->getTileWidth(), 65 subset.set(tileX, tileY, tileX + this->getTileWidth(),
65 tileY + this->getTileHeight()); 66 tileY + this->getTileHeight());
66 SkDEBUGCODE(bool extracted =) 67 SkDEBUGCODE(bool extracted =)
67 baseBitmap.extractSubset(&dst, subset); 68 baseBitmap.extractSubset(&dst, subset);
68 SkASSERT(extracted); 69 SkASSERT(extracted);
69 if (!fWritePath.isEmpty()) { 70 if (!fWritePath.isEmpty()) {
70 // Similar to write() in PictureRenderer.cpp, but ju st encodes 71 // Similar to write() in PictureRenderer.cpp, but ju st encodes
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92 } 93 }
93 } 94 }
94 } 95 }
95 return success; 96 return success;
96 } 97 }
97 98
98 SkString CopyTilesRenderer::getConfigNameInternal() { 99 SkString CopyTilesRenderer::getConfigNameInternal() {
99 return SkString("copy_tiles"); 100 return SkString("copy_tiles");
100 } 101 }
101 } 102 }
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