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| 1 #include "DMTileGridTask.h" |
| 2 #include "DMWriteTask.h" |
| 3 #include "DMUtil.h" |
| 4 |
| 5 #include "SkCommandLineFlags.h" |
| 6 #include "SkPicture.h" |
| 7 #include "SkTileGridPicture.h" |
| 8 |
| 9 // TODO(mtklein): Tile grid tests are currently failing. (Skia issue 1198). Wh
en fixed, -> true. |
| 10 DEFINE_bool(tileGrid, false, "If true, run picture replay tests with a tile grid
."); |
| 11 |
| 12 namespace DM { |
| 13 |
| 14 TileGridTask::TileGridTask(const Task& parent, skiagm::GM* gm, SkBitmap referenc
e, SkISize tileSize) |
| 15 : Task(parent) |
| 16 , fName(UnderJoin(parent.name().c_str(), "tilegrid")) |
| 17 , fGM(gm) |
| 18 , fReference(reference) |
| 19 , fTileSize(tileSize) |
| 20 {} |
| 21 |
| 22 static int tiles_needed(int fullDimension, int tileDimension) { |
| 23 return (fullDimension + tileDimension - 1) / tileDimension; |
| 24 } |
| 25 |
| 26 void TileGridTask::draw() { |
| 27 const SkTileGridPicture::TileGridInfo info = { |
| 28 fTileSize, |
| 29 SkISize::Make(0,0), // Overlap between adjacent tiles. |
| 30 SkIPoint::Make(0,0), // Offset. |
| 31 }; |
| 32 const SkISize size = fGM->getISize(); |
| 33 SkTileGridPicture recorded(size.width(), size.height(), info); |
| 34 RecordPicture(fGM.get(), &recorded, SkPicture::kUsePathBoundsForClip_Recordi
ngFlag); |
| 35 |
| 36 SkBitmap full; |
| 37 SetupBitmap(fReference.config(), fGM.get(), &full); |
| 38 SkCanvas fullCanvas(full); |
| 39 |
| 40 SkBitmap tile; |
| 41 tile.setConfig(fReference.config(), fTileSize.width(), fTileSize.height()); |
| 42 tile.allocPixels(); |
| 43 SkCanvas tileCanvas(tile); |
| 44 |
| 45 SkPaint paint; |
| 46 paint.setXfermodeMode(SkXfermode::kSrc_Mode); |
| 47 |
| 48 for (int y = 0; y < tiles_needed(full.height(), tile.height()); y++) { |
| 49 for (int x = 0; x < tiles_needed(full.width(), tile.width()); x++) { |
| 50 SkAutoCanvasRestore ar(&tileCanvas, true/*also save now*/); |
| 51 |
| 52 const SkScalar xOffset = x * tile.width(), |
| 53 yOffset = y * tile.height(); |
| 54 SkMatrix matrix = tileCanvas.getTotalMatrix(); |
| 55 matrix.postTranslate(-xOffset, -yOffset); |
| 56 tileCanvas.setMatrix(matrix); |
| 57 |
| 58 recorded.draw(&tileCanvas); |
| 59 tileCanvas.flush(); |
| 60 fullCanvas.drawBitmap(tile, xOffset, yOffset, &paint); |
| 61 } |
| 62 } |
| 63 |
| 64 if (!BitmapsEqual(full, fReference)) { |
| 65 this->fail(); |
| 66 this->spawnChild(SkNEW_ARGS(WriteTask, (*this, full))); |
| 67 } |
| 68 } |
| 69 |
| 70 bool TileGridTask::shouldSkip() const { |
| 71 if (fGM->getFlags() & skiagm::GM::kSkipPicture_Flag) { |
| 72 return true; |
| 73 } |
| 74 return !FLAGS_tileGrid; |
| 75 } |
| 76 |
| 77 } // namespace DM |
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