C++ (Cpp) BitmapsEqual Examples

Example #1

File: DMQuiltTask.cpp Project: alexanderbill/skia

void QuiltTask::draw() {
    SkAutoTUnref<SkPicture> recorded(RecordPicture(fGM.get()));

    SkBitmap full;
    SetupBitmap(fReference.colorType(), fGM.get(), &full);
    SkCanvas fullCanvas(full);

    SkBitmap tile;
    tile.allocPixels(SkImageInfo::Make(FLAGS_quiltTile, FLAGS_quiltTile,
                                       fReference.colorType(), kPremul_SkAlphaType));
    SkCanvas tileCanvas(tile);

    for (int y = 0; y < tiles_needed(full.height(), tile.height()); y++) {
        for (int x = 0; x < tiles_needed(full.width(), tile.width()); x++) {
            SkAutoCanvasRestore ar(&tileCanvas, true/*also save now*/);

            const SkScalar xOffset = SkIntToScalar(x * tile.width()),
                           yOffset = SkIntToScalar(y * tile.height());
            SkMatrix matrix = tileCanvas.getTotalMatrix();
            matrix.postTranslate(-xOffset, -yOffset);
            tileCanvas.setMatrix(matrix);

            recorded->draw(&tileCanvas);
            tileCanvas.flush();
            fullCanvas.drawBitmap(tile, xOffset, yOffset, NULL);
        }
    }

    if (!BitmapsEqual(full, fReference)) {
        this->fail();
        this->spawnChild(SkNEW_ARGS(WriteTask, (*this, full)));
    }
}

Example #2

File: DMReplayTask.cpp Project: llluiop/skia

void ReplayTask::draw() {
    const uint32_t flags = fUseRTree ? SkPicture::kOptimizeForClippedPlayback_RecordingFlag : 0;
    SkAutoTUnref<SkPicture> recorded(RecordPicture(fGM.get(), flags));

    SkBitmap bitmap;
    SetupBitmap(fReference.colorType(), fGM.get(), &bitmap);
    DrawPicture(recorded, &bitmap);
    if (!BitmapsEqual(bitmap, fReference)) {
        this->fail();
        this->spawnChild(SkNEW_ARGS(WriteTask, (*this, bitmap)));
    }
}

Example #3

File: DMWriteTask.cpp Project: elima/skia

bool WriteTask::Expectations::check(const Task& task, SkBitmap bitmap) const {
    if (!FLAGS_writePath.isEmpty() && 0 == strcmp(FLAGS_writePath[0], fRoot)) {
        SkDebugf("We seem to be reading and writing %s concurrently.  This won't work.\n", fRoot);
        return false;
    }

    const SkString path = path_to_expected_image(fRoot, task);
    SkBitmap expected;
    if (!PngAndRaw::Decode(path.c_str(), bitmap.info(), &expected)) {
        return false;
    }

    return BitmapsEqual(expected, bitmap);
}

Example #4

File: DMSerializeTask.cpp Project: CriGio/platform_external_skia

void SerializeTask::draw() {
    SkPicture recorded;
    RecordPicture(fGM.get(), &recorded);

    SkDynamicMemoryWStream wStream;
    recorded.serialize(&wStream, &trivial_bitmap_encoder);
    SkAutoTUnref<SkStream> rStream(wStream.detachAsStream());
    SkAutoTUnref<SkPicture> reconstructed(SkPicture::CreateFromStream(rStream));

    SkBitmap bitmap;
    SetupBitmap(fReference.config(), fGM.get(), &bitmap);
    DrawPicture(reconstructed, &bitmap);
    if (!BitmapsEqual(bitmap, fReference)) {
        this->fail();
        this->spawnChild(SkNEW_ARGS(WriteTask, (*this, bitmap)));
    }
}

Example #5

File: DMTileGridTask.cpp Project: UIKit0/skia

void TileGridTask::draw() {
    const SkTileGridPicture::TileGridInfo info = {
        fTileSize,
        SkISize::Make(0,0),   // Overlap between adjacent tiles.
        SkIPoint::Make(0,0),  // Offset.
    };
    const SkISize size = fGM->getISize();
    SkTileGridPicture recorded(size.width(), size.height(), info);
    RecordPicture(fGM.get(), &recorded, SkPicture::kUsePathBoundsForClip_RecordingFlag);

    SkBitmap full;
    SetupBitmap(fReference.colorType(), fGM.get(), &full);
    SkCanvas fullCanvas(full);

    SkBitmap tile;
    tile.allocPixels(SkImageInfo::Make(fTileSize.width(), fTileSize.height(),
                                       fReference.colorType(), kPremul_SkAlphaType));
    SkCanvas tileCanvas(tile);

    SkPaint paint;
    paint.setXfermodeMode(SkXfermode::kSrc_Mode);

    for (int y = 0; y < tiles_needed(full.height(), tile.height()); y++) {
        for (int x = 0; x < tiles_needed(full.width(), tile.width()); x++) {
            SkAutoCanvasRestore ar(&tileCanvas, true/*also save now*/);

            const SkScalar xOffset = SkIntToScalar(x * tile.width()),
                           yOffset = SkIntToScalar(y * tile.height());
            SkMatrix matrix = tileCanvas.getTotalMatrix();
            matrix.postTranslate(-xOffset, -yOffset);
            tileCanvas.setMatrix(matrix);

            recorded.draw(&tileCanvas);
            tileCanvas.flush();
            fullCanvas.drawBitmap(tile, xOffset, yOffset, &paint);
        }
    }

    if (!BitmapsEqual(full, fReference)) {
        this->fail();
        this->spawnChild(SkNEW_ARGS(WriteTask, (*this, full)));
    }
}

Example #6

File: DMPipeTask.cpp Project: CriGio/platform_external_skia

void PipeTask::draw() {
    SkBitmap bitmap;
    SetupBitmap(fReference.config(), fGM.get(), &bitmap);

    SkCanvas canvas(bitmap);
    PipeController pipeController(&canvas, &SkImageDecoder::DecodeMemory);
    SkGPipeWriter writer;

    SkCanvas* pipeCanvas = writer.startRecording(&pipeController,
                                                 fFlags,
                                                 bitmap.width(),
                                                 bitmap.height());
    pipeCanvas->concat(fGM->getInitialTransform());
    fGM->draw(pipeCanvas);
    writer.endRecording();

    if (!BitmapsEqual(bitmap, fReference)) {
        this->fail();
        this->spawnChild(SkNEW_ARGS(WriteTask, (*this, bitmap)));
    }
}