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| 1 #include "DMQuiltTask.h" | |
| 2 #include "DMUtil.h" | |
| 3 #include "DMWriteTask.h" | |
| 4 | |
| 5 #include "SkBBHFactory.h" | |
| 6 #include "SkCommandLineFlags.h" | |
| 7 #include "SkPicture.h" | |
| 8 #include "SkTaskGroup.h" | |
| 9 | |
| 10 DEFINE_bool(quilt, true, "If true, draw GM via a picture into a quilt of small t
iles and compare."); | |
| 11 DEFINE_int32(quiltTile, 256, "Dimension of (square) quilt tile."); | |
| 12 | |
| 13 namespace DM { | |
| 14 | |
| 15 static const char* kBBHs[] = { "nobbh", "rtree", "tilegrid" }; | |
| 16 QuiltTask::QuiltTask(const Task& parent, skiagm::GM* gm, SkBitmap reference, Qui
ltTask::BBH bbh) | |
| 17 : CpuTask(parent) | |
| 18 , fBBH(bbh) | |
| 19 , fName(UnderJoin(parent.name().c_str(), kBBHs[bbh])) | |
| 20 , fGM(gm) | |
| 21 , fReference(reference) | |
| 22 {} | |
| 23 | |
| 24 static int tiles_needed(int fullDimension, int tileDimension) { | |
| 25 return (fullDimension + tileDimension - 1) / tileDimension; | |
| 26 } | |
| 27 | |
| 28 struct DrawTileArgs { | |
| 29 int x, y; | |
| 30 const SkPicture* picture; | |
| 31 SkBitmap* quilt; | |
| 32 }; | |
| 33 | |
| 34 static void draw_tile(DrawTileArgs* arg) { | |
| 35 const DrawTileArgs& a = *arg; | |
| 36 SkBitmap tile; | |
| 37 a.quilt->extractSubset(&tile, SkIRect::MakeXYWH(a.x, a.y, FLAGS_quiltTile, F
LAGS_quiltTile)); | |
| 38 SkCanvas tileCanvas(tile); | |
| 39 tileCanvas.translate(SkIntToScalar(-a.x), SkIntToScalar(-a.y)); | |
| 40 a.picture->playback(&tileCanvas); | |
| 41 tileCanvas.flush(); | |
| 42 } | |
| 43 | |
| 44 void QuiltTask::draw() { | |
| 45 SkAutoTDelete<SkBBHFactory> factory; | |
| 46 switch (fBBH) { | |
| 47 case kNone_BBH: break; | |
| 48 case kRTree_BBH: | |
| 49 factory.reset(SkNEW(SkRTreeFactory)); | |
| 50 break; | |
| 51 } | |
| 52 | |
| 53 // A couple GMs draw wrong when using a bounding box hierarchy. | |
| 54 // This almost certainly means we have a bug to fix, but for now | |
| 55 // just draw without a bounding box hierarchy. | |
| 56 if (fGM->getFlags() & skiagm::GM::kNoBBH_Flag) { | |
| 57 factory.reset(NULL); | |
| 58 } | |
| 59 | |
| 60 SkAutoTUnref<const SkPicture> recorded(RecordPicture(fGM.get(), factory.get(
))); | |
| 61 | |
| 62 SkBitmap full; | |
| 63 AllocatePixels(fReference, &full); | |
| 64 | |
| 65 if (fGM->getFlags() & skiagm::GM::kSkipTiled_Flag) { | |
| 66 // Some GMs don't draw exactly the same when tiled. Draw them in one go
. | |
| 67 SkCanvas canvas(full); | |
| 68 recorded->playback(&canvas); | |
| 69 canvas.flush(); | |
| 70 } else { | |
| 71 // Draw tiles in parallel into the same bitmap, simulating aggressive im
pl-side painting. | |
| 72 int xTiles = tiles_needed(full.width(), FLAGS_quiltTile), | |
| 73 yTiles = tiles_needed(full.height(), FLAGS_quiltTile); | |
| 74 SkTDArray<DrawTileArgs> args; | |
| 75 args.setCount(xTiles*yTiles); | |
| 76 for (int y = 0; y < yTiles; y++) { | |
| 77 for (int x = 0; x < xTiles; x++) { | |
| 78 DrawTileArgs arg = { x*FLAGS_quiltTile, y*FLAGS_quiltTile, recor
ded, &full }; | |
| 79 args[y*xTiles + x] = arg; | |
| 80 } | |
| 81 } | |
| 82 SkTaskGroup().batch(draw_tile, args.begin(), args.count()); | |
| 83 } | |
| 84 | |
| 85 if (!BitmapsEqual(full, fReference)) { | |
| 86 this->fail(); | |
| 87 this->spawnChild(SkNEW_ARGS(WriteTask, (*this, "GM", full))); | |
| 88 } | |
| 89 } | |
| 90 | |
| 91 bool QuiltTask::shouldSkip() const { | |
| 92 if (fGM->getFlags() & skiagm::GM::kSkipPicture_Flag) { | |
| 93 return true; | |
| 94 } | |
| 95 return !FLAGS_quilt; | |
| 96 } | |
| 97 | |
| 98 } // namespace DM | |
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Chromium Code Reviews
Issue 788243008:
Sketch DM refactor. (Closed)
Base URL: https://skia.googlesource.com/skia.git@master