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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" |
11 #include "SkDevice.h" | 11 #include "SkDevice.h" |
12 #include "SkImageEncoder.h" | 12 #include "SkImageEncoder.h" |
13 #include "SkPicture.h" | 13 #include "SkPicture.h" |
14 #include "SkPixelRef.h" | 14 #include "SkPixelRef.h" |
15 #include "SkRect.h" | 15 #include "SkRect.h" |
16 #include "SkString.h" | 16 #include "SkString.h" |
17 | 17 |
18 namespace sk_tools { | 18 namespace sk_tools { |
19 CopyTilesRenderer::CopyTilesRenderer(int x, int y) | 19 CopyTilesRenderer::CopyTilesRenderer(int x, int y) |
20 : fXTilesPerLargeTile(x) | 20 : fXTilesPerLargeTile(x) |
21 , fYTilesPerLargeTile(y) { | 21 , fYTilesPerLargeTile(y) { |
22 } | 22 } |
23 void CopyTilesRenderer::init(SkPicture* pict) { | 23 void CopyTilesRenderer::init(SkPicture* pict, const SkString* outputDir, |
| 24 const SkString* inputFilename, bool useChecksum
BasedFilenames) { |
| 25 // Do not call INHERITED::init(), which would create a (potentially larg
e) canvas which is |
| 26 // not used by bench_pictures. |
24 SkASSERT(pict != NULL); | 27 SkASSERT(pict != NULL); |
25 // Only work with absolute widths (as opposed to percentages). | 28 // Only work with absolute widths (as opposed to percentages). |
26 SkASSERT(this->getTileWidth() != 0 && this->getTileHeight() != 0); | 29 SkASSERT(this->getTileWidth() != 0 && this->getTileHeight() != 0); |
27 fPicture = pict; | 30 fPicture = pict; |
| 31 this->CopyString(&fOutputDir, outputDir); |
| 32 this->CopyString(&fInputFilename, inputFilename); |
| 33 fUseChecksumBasedFilenames = useChecksumBasedFilenames; |
28 fPicture->ref(); | 34 fPicture->ref(); |
29 this->buildBBoxHierarchy(); | 35 this->buildBBoxHierarchy(); |
30 // In order to avoid allocating a large canvas (particularly important f
or GPU), create one | 36 // In order to avoid allocating a large canvas (particularly important f
or GPU), create one |
31 // canvas that is a multiple of the tile size, and draw portions of the
picture. | 37 // canvas that is a multiple of the tile size, and draw portions of the
picture. |
32 fLargeTileWidth = fXTilesPerLargeTile * this->getTileWidth(); | 38 fLargeTileWidth = fXTilesPerLargeTile * this->getTileWidth(); |
33 fLargeTileHeight = fYTilesPerLargeTile * this->getTileHeight(); | 39 fLargeTileHeight = fYTilesPerLargeTile * this->getTileHeight(); |
34 fCanvas.reset(this->INHERITED::setupCanvas(fLargeTileWidth, fLargeTileHe
ight)); | 40 fCanvas.reset(this->INHERITED::setupCanvas(fLargeTileWidth, fLargeTileHe
ight)); |
35 } | 41 } |
36 | 42 |
37 bool CopyTilesRenderer::render(const SkString* path, SkBitmap** out) { | 43 bool CopyTilesRenderer::render(SkBitmap** out) { |
38 int i = 0; | 44 int i = 0; |
39 bool success = true; | 45 bool success = true; |
40 SkBitmap dst; | 46 SkBitmap dst; |
41 for (int x = 0; x < this->getViewWidth(); x += fLargeTileWidth) { | 47 for (int x = 0; x < this->getViewWidth(); x += fLargeTileWidth) { |
42 for (int y = 0; y < this->getViewHeight(); y += fLargeTileHeight) { | 48 for (int y = 0; y < this->getViewHeight(); y += fLargeTileHeight) { |
43 SkAutoCanvasRestore autoRestore(fCanvas, true); | 49 SkAutoCanvasRestore autoRestore(fCanvas, true); |
44 // Translate so that we draw the correct portion of the picture. | 50 // Translate so that we draw the correct portion of the picture. |
45 // Perform a postTranslate so that the scaleFactor does not inte
rfere with the | 51 // Perform a postTranslate so that the scaleFactor does not inte
rfere with the |
46 // positioning. | 52 // positioning. |
47 SkMatrix mat(fCanvas->getTotalMatrix()); | 53 SkMatrix mat(fCanvas->getTotalMatrix()); |
48 mat.postTranslate(SkIntToScalar(-x), SkIntToScalar(-y)); | 54 mat.postTranslate(SkIntToScalar(-x), SkIntToScalar(-y)); |
49 fCanvas->setMatrix(mat); | 55 fCanvas->setMatrix(mat); |
50 // Draw the picture | 56 // Draw the picture |
51 fCanvas->drawPicture(*fPicture); | 57 fCanvas->drawPicture(*fPicture); |
52 // Now extract the picture into tiles | 58 // Now extract the picture into tiles |
53 const SkBitmap& baseBitmap = fCanvas->getDevice()->accessBitmap(
false); | 59 const SkBitmap& baseBitmap = fCanvas->getDevice()->accessBitmap(
false); |
54 SkIRect subset; | 60 SkIRect subset; |
55 for (int tileY = 0; tileY < fLargeTileHeight; tileY += this->get
TileHeight()) { | 61 for (int tileY = 0; tileY < fLargeTileHeight; tileY += this->get
TileHeight()) { |
56 for (int tileX = 0; tileX < fLargeTileWidth; tileX += this->
getTileWidth()) { | 62 for (int tileX = 0; tileX < fLargeTileWidth; tileX += this->
getTileWidth()) { |
57 subset.set(tileX, tileY, tileX + this->getTileWidth(), | 63 subset.set(tileX, tileY, tileX + this->getTileWidth(), |
58 tileY + this->getTileHeight()); | 64 tileY + this->getTileHeight()); |
59 SkDEBUGCODE(bool extracted =) | 65 SkDEBUGCODE(bool extracted =) |
60 baseBitmap.extractSubset(&dst, subset); | 66 baseBitmap.extractSubset(&dst, subset); |
61 SkASSERT(extracted); | 67 SkASSERT(extracted); |
62 if (path != NULL) { | 68 if (!fOutputDir.isEmpty()) { |
63 // Similar to writeAppendNumber in PictureRenderer.c
pp, but just encodes | 69 // Similar to write() in PictureRenderer.cpp, but ju
st encodes |
64 // a bitmap directly. | 70 // a bitmap directly. |
65 SkString pathWithNumber(*path); | 71 // TODO: Share more common code with write() to do t
his, to properly |
| 72 // write out the JSON summary, etc. |
| 73 SkString pathWithNumber; |
| 74 make_filepath(&pathWithNumber, fOutputDir, fInputFil
ename); |
| 75 pathWithNumber.remove(pathWithNumber.size() - 4, 4); |
66 pathWithNumber.appendf("%i.png", i++); | 76 pathWithNumber.appendf("%i.png", i++); |
67 SkBitmap copy; | 77 SkBitmap copy; |
68 #if SK_SUPPORT_GPU | 78 #if SK_SUPPORT_GPU |
69 if (isUsingGpuDevice()) { | 79 if (isUsingGpuDevice()) { |
70 dst.pixelRef()->readPixels(©, &subset); | 80 dst.pixelRef()->readPixels(©, &subset); |
71 } else { | 81 } else { |
72 #endif | 82 #endif |
73 dst.copyTo(©); | 83 dst.copyTo(©); |
74 #if SK_SUPPORT_GPU | 84 #if SK_SUPPORT_GPU |
75 } | 85 } |
76 #endif | 86 #endif |
77 success &= SkImageEncoder::EncodeFile(pathWithNumber
.c_str(), copy, | 87 success &= SkImageEncoder::EncodeFile(pathWithNumber
.c_str(), copy, |
78 SkImageEncoder
::kPNG_Type, 100); | 88 SkImageEncoder
::kPNG_Type, 100); |
79 } | 89 } |
80 } | 90 } |
81 } | 91 } |
82 } | 92 } |
83 } | 93 } |
84 return success; | 94 return success; |
85 } | 95 } |
86 | 96 |
87 SkString CopyTilesRenderer::getConfigNameInternal() { | 97 SkString CopyTilesRenderer::getConfigNameInternal() { |
88 return SkString("copy_tiles"); | 98 return SkString("copy_tiles"); |
89 } | 99 } |
90 } | 100 } |
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