C++ KisPaintDeviceSP::fill方法代码示例

void KisTransactionTest::testRedo()
{
    KisSurrogateUndoAdapter undoAdapter;

    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
    KisPaintDeviceSP dev = new KisPaintDevice(cs);

    quint8* pixel = new quint8[cs->pixelSize()];
    cs->fromQColor(Qt::white, pixel);
    dev->fill(0, 0, 512, 512, pixel);

    cs->fromQColor(Qt::black, pixel);
    dev->fill(512, 0, 512, 512, pixel);

    QColor c1, c2;
    dev->pixel(5, 5, &c1);
    dev->pixel(517, 5, &c2);

    QVERIFY(c1 == Qt::white);
    QVERIFY(c2 == Qt::black);

    KisTransaction transaction(kundo2_noi18n("mirror"), dev, 0);
    KisTransformWorker::mirrorX(dev);
    transaction.commit(&undoAdapter);

    dev->pixel(5, 5, &c1);
    dev->pixel(517, 5, &c2);

    QVERIFY(c1 == Qt::black);
    QVERIFY(c2 == Qt::white);


    undoAdapter.undo();

    dev->pixel(5, 5, &c1);
    dev->pixel(517, 5, &c2);

    QVERIFY(c1 == Qt::white);
    QVERIFY(c2 == Qt::black);

    undoAdapter.redo();

    dev->pixel(5, 5, &c1);
    dev->pixel(517, 5, &c2);

    QVERIFY(c1 == Qt::black);
    QVERIFY(c2 == Qt::white);
}

void KisClipboardTest::testRoundTrip()
{
    const KoColorSpace *cs = KoColorSpaceRegistry::instance()->rgb8();
    KisPaintDeviceSP dev = new KisPaintDevice(cs);
    KisPaintDeviceSP newDev;
    QPoint errorPoint;

    QRect fillRect(10,10,20,20);
    KoColor pixel(Qt::red, cs);
    dev->fill(fillRect.x(),fillRect.y(),
              fillRect.width(), fillRect.height(), pixel.data());

    QCOMPARE(dev->exactBounds(), fillRect);
    KisClipboard::instance()->setClip(dev, QPoint());
    newDev = KisClipboard::instance()->clip(QPoint());
    QCOMPARE(newDev->exactBounds().size(), fillRect.size());
    newDev->setX(dev->x());
    newDev->setY(dev->y());
    QVERIFY(TestUtil::comparePaintDevices(errorPoint, dev, newDev));

    QPoint offset(100,100);
    dev->setX(offset.x());
    dev->setY(offset.y());

    QCOMPARE(dev->exactBounds(), fillRect.translated(offset));
    KisClipboard::instance()->setClip(dev, QPoint());
    newDev = KisClipboard::instance()->clip(QPoint());
    QCOMPARE(newDev->exactBounds().size(), fillRect.translated(offset).size());
    newDev->setX(dev->x());
    newDev->setY(dev->y());
    QVERIFY(TestUtil::comparePaintDevices(errorPoint, dev, newDev));
}

void KisFixedPaintDeviceTest::testBltPerformance()
{
    QImage image(QString(FILES_DATA_DIR) + QDir::separator() + "hakonepa_transparent.png");
    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
    KisFixedPaintDeviceSP fdev = new KisFixedPaintDevice(cs);
    fdev->convertFromQImage(image, 0);

    KisPaintDeviceSP dev = new KisPaintDevice(cs);
    dev->fill(0, 0, 640, 441, KoColor(Qt::white, cs).data());


    QTime t;
    t.start();

    int x;
    for (x = 0; x < 1000; ++x) {
        KisPainter gc(dev);
        gc.bltFixed(QPoint(0, 0), fdev, image.rect());
    }

    qDebug() << x
    << "blits"
    << " done in "
    << t.elapsed()
    << "ms";
}

void KisThreadedApplicatorTest::testApplication()
{
    const KoColorSpace * colorSpace = KoColorSpaceRegistry::instance()->rgb8();
    TestJobFactory factory;
    TestUtil::TestProgressBar bar;
    KoProgressUpdater updater(&bar);
    KisPaintDeviceSP test = new KisPaintDevice(colorSpace);

    quint8 *bytes = test->colorSpace()->allocPixelBuffer(1);
    memset(bytes, 128, test->colorSpace()->pixelSize());
    test->fill(0, 0, 1000, 1000, bytes);

    KisTransaction transaction("", test);

    KisThreadedApplicator applicator(test, QRect(0, 0, 1000, 1000), &factory, &updater);
    applicator.execute();

    KisRectConstIteratorPixel it = test->createRectConstIterator(0, 0, 1000, 1000);
    while (!it.isDone()) {
        QCOMPARE((int)it.rawData()[0], (int)255);
        QCOMPARE((int)it.rawData()[1], (int)255);
        QCOMPARE((int)it.rawData()[2], (int)255);
        QCOMPARE((int)it.rawData()[3], (int)255);
        ++it;
    }
}

void KisFilterTest::testOldDataApiAfterCopy()
{
    QRect updateRect(0,0,63,63);

    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
    quint8 *whitePixel = new quint8[cs->pixelSize()];
    cs->fromQColor(Qt::white, whitePixel);
    cs->setOpacity(whitePixel, OPACITY_OPAQUE_U8, 1);

    KisPaintDeviceSP tmp = new KisPaintDevice(cs);

    KisPaintDeviceSP src = new KisPaintDevice(cs);
    src->fill(0, 0, 50, 50, whitePixel);

    /**
     * Make a full copy here to catch the bug.
     * Buggy memento manager would make a commit
     * that is not good.
     */
    KisPaintDeviceSP dst = new KisPaintDevice(*src);

    /**
     * This would write go to a new revision in a buggy
     * memento manager
     */
    dst->clear(updateRect);

    KisFilterSP f = KisFilterRegistry::instance()->value("invert");
    Q_ASSERT(f);
    KisFilterConfiguration * kfc = f->defaultConfiguration(0);
    Q_ASSERT(kfc);

    /**
     * This filter reads from oldRawData, so if we have some
     * weirdness with transactions it will read from old and non-cleared
     * version of the device and we will see a black square instead
     * of empty device in tmp
     */
    f->process(dst, tmp, 0, updateRect, kfc);

    /**
     * In theory, both devices: dst and tmp must be empty by now
     */
    KisPaintDeviceSP reference = new KisPaintDevice(cs);

    QImage refImage = reference->convertToQImage(0,0,0,63,63);
    QImage dstImage = dst->convertToQImage(0,0,0,63,63);
    QImage tmpImage = tmp->convertToQImage(0,0,0,63,63);

    QPoint pt;
    QVERIFY(TestUtil::compareQImages(pt, refImage, dstImage));
    QVERIFY(TestUtil::compareQImages(pt, refImage, tmpImage));

}

void KisPaintDeviceTest::testGeometry()
{
    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
    KisPaintDeviceSP dev = new KisPaintDevice(cs);

    quint8* pixel = new quint8[cs->pixelSize()];
    cs->fromQColor(Qt::white, pixel);
    dev->fill(0, 0, 512, 512, pixel);

    QCOMPARE(dev->exactBounds(), QRect(0, 0, 512, 512));
    QCOMPARE(dev->extent(), QRect(0, 0, 512, 512));

    dev->move(10, 10);

    QCOMPARE(dev->exactBounds(), QRect(10, 10, 512, 512));
    QCOMPARE(dev->extent(), QRect(10, 10, 512, 512));

    dev->crop(50, 50, 50, 50);
    QCOMPARE(dev->exactBounds(), QRect(50, 50, 50, 50));
    QCOMPARE(dev->extent(), QRect(10, 10, 128, 128));

    QColor c;

    dev->clear(QRect(50, 50, 50, 50));
    dev->pixel(80, 80, &c);
    QVERIFY(c.alpha() == OPACITY_TRANSPARENT_U8);

    dev->fill(0, 0, 512, 512, pixel);
    dev->pixel(80, 80, &c);
    QVERIFY(c == Qt::white);
    QVERIFY(c.alpha() == OPACITY_OPAQUE_U8);

    dev->clear();
    dev->pixel(80, 80, &c);
    QVERIFY(c.alpha() == OPACITY_TRANSPARENT_U8);

    QVERIFY(dev->extent().isEmpty());
    QVERIFY(dev->exactBounds().isEmpty());

}

void KisPaintDeviceTest::testRegion()
{
    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
    KisPaintDeviceSP dev = new KisPaintDevice(cs);

    quint8* whitePixel = new quint8[cs->pixelSize()];
    cs->fromQColor(Qt::white, whitePixel);

    dev->fill(0, 0, 10, 10, whitePixel);
    dev->fill(70, 70, 10, 10, whitePixel);
    dev->fill(129, 0, 10, 10, whitePixel);
    dev->fill(0, 1030, 10, 10, whitePixel);

    QRegion referenceRegion;
    referenceRegion += QRect(0,0,64,64);
    referenceRegion += QRect(64,64,64,64);
    referenceRegion += QRect(128,0,64,64);
    referenceRegion += QRect(0,1024,64,64);

    QCOMPARE(dev->exactBounds(), QRect(0,0,139,1040));
    QCOMPARE(dev->region(), referenceRegion);
}

void KisAutoBrushTest::testMaskGeneration()
{
    KisCircleMaskGenerator* circle = new KisCircleMaskGenerator(10, 1.0, 1.0, 1.0, 2, false);
    KisBrushSP a = new KisAutoBrush(circle, 0.0, 0.0);
    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();

    KisPaintInformation info(QPointF(100.0, 100.0), 0.5);

    // check masking an existing paint device
    KisFixedPaintDeviceSP fdev = new KisFixedPaintDevice(cs);
    fdev->setRect(QRect(0, 0, 100, 100));
    fdev->initialize();
    cs->setOpacity(fdev->data(), OPACITY_OPAQUE_U8, 100 * 100);

    QPoint errpoint;
    QImage result(QString(FILES_DATA_DIR) + QDir::separator() + "result_autobrush_1.png");
    QImage image = fdev->convertToQImage(0);

    if (!TestUtil::compareQImages(errpoint, image, result)) {
        image.save("kis_autobrush_test_1.png");
        QFAIL(QString("Failed to create identical image, first different pixel: %1,%2 \n").arg(errpoint.x()).arg(errpoint.y()).toLatin1());
    }

    // Check creating a mask dab with a single color
    fdev = new KisFixedPaintDevice(cs);
    a->mask(fdev, KoColor(Qt::black, cs), KisDabShape(), info);

    result = QImage(QString(FILES_DATA_DIR) + QDir::separator() + "result_autobrush_3.png");
    image = fdev->convertToQImage(0);
    if (!TestUtil::compareQImages(errpoint, image, result)) {
        image.save("kis_autobrush_test_3.png");
        QFAIL(QString("Failed to create identical image, first different pixel: %1,%2 \n").arg(errpoint.x()).arg(errpoint.y()).toLatin1());
    }

    // Check creating a mask dab with a color taken from a paint device
    KoColor red(Qt::red, cs);
    cs->setOpacity(red.data(), quint8(128), 1);
    KisPaintDeviceSP dev = new KisPaintDevice(cs);
    dev->fill(0, 0, 100, 100, red.data());

    fdev = new KisFixedPaintDevice(cs);
    a->mask(fdev, dev, KisDabShape(), info);

    result = QImage(QString(FILES_DATA_DIR) + QDir::separator() + "result_autobrush_4.png");
    image = fdev->convertToQImage(0);
    if (!TestUtil::compareQImages(errpoint, image, result)) {
        image.save("kis_autobrush_test_4.png");
        QFAIL(QString("Failed to create identical image, first different pixel: %1,%2 \n").arg(errpoint.x()).arg(errpoint.y()).toLatin1());
    }

}

//#define SAVE_OUTPUT_IMAGES
void KisAutoBrushTest::testCopyMasking()
{
    int w = 64;
    int h = 64;
    int x = 0;
    int y = 0;
    QRect rc(x, y, w, h);

    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();

    KoColor black(Qt::black, cs);
    KoColor red(Qt::red, cs);


    KisPaintDeviceSP tempDev = new KisPaintDevice(cs);
    tempDev->fill(0, 0, w, h, red.data());
#ifdef SAVE_OUTPUT_IMAGES
    tempDev->convertToQImage(0).save("tempDev.png");
#endif

    KisCircleMaskGenerator * mask = new KisCircleMaskGenerator(w, 1.0, 0.5, 0.5, 2, true);
    KisAutoBrush brush(mask, 0, 0);

    KisFixedPaintDeviceSP maskDab = new KisFixedPaintDevice(cs);
    brush.mask(maskDab, black, KisDabShape(), KisPaintInformation());
    maskDab->convertTo(KoColorSpaceRegistry::instance()->alpha8());

#ifdef SAVE_OUTPUT_IMAGES
    maskDab->convertToQImage(0, 0, 0, 64, 64).save("maskDab.png");
#endif

    QCOMPARE(tempDev->exactBounds(), rc);
    QCOMPARE(maskDab->bounds(), rc);

    KisFixedPaintDeviceSP dev2fixed = new KisFixedPaintDevice(cs);
    dev2fixed->setRect(rc);
    dev2fixed->initialize();
    tempDev->readBytes(dev2fixed->data(), rc);
    dev2fixed->convertToQImage(0).save("converted-tempDev-to-fixed.png");

    KisPaintDeviceSP dev = new KisPaintDevice(cs);
    KisPainter painter(dev);
    painter.setCompositeOp(COMPOSITE_COPY);
    painter.bltFixedWithFixedSelection(x, y, dev2fixed, maskDab, 0, 0, 0, 0, rc.width(), rc.height());
    //painter.bitBltWithFixedSelection(x, y, tempDev, maskDab, 0, 0, 0, 0, rc.width(), rc.height());

#ifdef SAVE_OUTPUT_IMAGES
    dev->convertToQImage(0).save("final.png");
#endif
}

void KisPaintDeviceTest::testCaching()
{
    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
    KisPaintDeviceSP dev = new KisPaintDevice(cs);

    quint8* whitePixel = new quint8[cs->pixelSize()];
    cs->fromQColor(Qt::white, whitePixel);

    quint8* blackPixel = new quint8[cs->pixelSize()];
    cs->fromQColor(Qt::black, blackPixel);

    dev->fill(0, 0, 512, 512, whitePixel);
    QImage thumb1 = dev->createThumbnail(50, 50);
    QRect exactBounds1 = dev->exactBounds();

    dev->fill(0, 0, 768, 768, blackPixel);
    QImage thumb2 = dev->createThumbnail(50, 50);
    QRect exactBounds2 = dev->exactBounds();

    dev->move(10, 10);
    QImage thumb3 = dev->createThumbnail(50, 50);
    QRect exactBounds3 = dev->exactBounds();

    dev->crop(50, 50, 50, 50);
    QImage thumb4 = dev->createThumbnail(50, 50);
    QRect exactBounds4 = dev->exactBounds();

    QVERIFY(thumb1 != thumb2);
    QVERIFY(thumb2 == thumb3); // Cache miss, but image is the same
    QVERIFY(thumb3 != thumb4);
    QVERIFY(thumb4 != thumb1);

    QCOMPARE(exactBounds1, QRect(0,0,512,512));
    QCOMPARE(exactBounds2, QRect(0,0,768,768));
    QCOMPARE(exactBounds3, QRect(10,10,768,768));
    QCOMPARE(exactBounds4, QRect(50,50,50,50));
}

void KisPaintDeviceTest::testTranslate()
{
    QRect fillRect(0,0,64,64);
    quint8 fillPixel[4]={255,255,255,255};

    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
    KisPaintDeviceSP device = new KisPaintDevice(cs);

    device->fill(fillRect.left(), fillRect.top(),
                 fillRect.width(), fillRect.height(),fillPixel);

    device->setX(-10);
    device->setY(10);
    QCOMPARE(device->exactBounds(), QRect(-10,10,64,64));
    QCOMPARE(device->extent(), QRect(-10,10,64,64));
}

void KisPaintDeviceTest::testCrop()
{
    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
    KisPaintDeviceSP dev = new KisPaintDevice(cs);
    quint8* pixel = new quint8[cs->pixelSize()];
    cs->fromQColor(Qt::white, pixel);
    dev->fill(-14, 8, 433, 512, pixel);

    QVERIFY(dev->exactBounds() == QRect(-14, 8, 433, 512));

    // Crop inside
    dev->crop(50, 50, 150, 150);
    QVERIFY(dev->exactBounds() == QRect(50, 50, 150, 150));

    // Crop outside, pd should not grow
    dev->crop(0, 0, 1000, 1000);
    QVERIFY(dev->exactBounds() == QRect(50, 50, 150, 150));
}

void KisPaintDeviceTest::testExactBoundsWeirdNullAlphaCase()
{
    const KoColorSpace *cs = KoColorSpaceRegistry::instance()->rgb8();
    KisPaintDeviceSP dev = new KisPaintDevice(cs);

    QVERIFY(dev->exactBounds().isEmpty());

    dev->fill(QRect(10,10,10,10), KoColor(Qt::white, cs));

    QCOMPARE(dev->exactBounds(), QRect(10,10,10,10));

    const quint8 weirdPixelData[4] = {0,10,0,0};
    KoColor weirdColor(weirdPixelData, cs);
    dev->setPixel(6,6,weirdColor);

    // such weird pixels should not change our opinion about
    // device's size
    QCOMPARE(dev->exactBounds(), QRect(10,10,10,10));
}

void KisFilterTest::testBlurFilterApplicationRect()
{
    QRect filterRect(10,10,40,40);
    QRect src1Rect(5,5,50,50);
    QRect src2Rect(0,0,60,60);

    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
    quint8 *whitePixel = new quint8[cs->pixelSize()];
    cs->fromQColor(Qt::white, whitePixel);
    cs->setOpacity(whitePixel, OPACITY_OPAQUE_U8, 1);

    KisPaintDeviceSP src1 = new KisPaintDevice(cs);
    src1->fill(src1Rect.left(),src1Rect.top(),src1Rect.width(),src1Rect.height(), whitePixel);

    KisPaintDeviceSP src2 = new KisPaintDevice(cs);
    src2->fill(src2Rect.left(),src2Rect.top(),src2Rect.width(),src2Rect.height(), whitePixel);

    KisPaintDeviceSP dst1 = new KisPaintDevice(cs);
    KisPaintDeviceSP dst2 = new KisPaintDevice(cs);

    KisFilterSP f = KisFilterRegistry::instance()->value("blur");
    Q_ASSERT(f);
    KisFilterConfiguration * kfc = f->defaultConfiguration(0);
    Q_ASSERT(kfc);

    f->process(src1, dst1, 0, filterRect, kfc);
    f->process(src2, dst2, 0, filterRect, kfc);

    KisPaintDeviceSP reference = new KisPaintDevice(cs);
    reference->fill(filterRect.left(),filterRect.top(),filterRect.width(),filterRect.height(), whitePixel);

    QImage refImage = reference->convertToQImage(0,10,10,40,40);
    QImage dst1Image = dst1->convertToQImage(0,10,10,40,40);
    QImage dst2Image = dst2->convertToQImage(0,10,10,40,40);

    //dst1Image.save("DST1.png");
    //dst2Image.save("DST2.png");

    QPoint pt;
    QVERIFY(TestUtil::compareQImages(pt, refImage, dst1Image));
    QVERIFY(TestUtil::compareQImages(pt, refImage, dst2Image));
}

void KisGmicBenchmarks::testKisPaintDeviceConversion()
{
    gmic_image<float> gmicImage;
    gmicImage.assign(m_qImage.width(),m_qImage.height(), 1,4);

    // benchmark rgba2rgba
    KisPaintDeviceSP result = new KisPaintDevice(m_device->colorSpace());
    result->fill(QRect(0,0,m_qImage.width(),m_qImage.height()), KoColor(m_darkOrange, m_device->colorSpace()));

    QBENCHMARK
    {
        KisGmicSimpleConvertor::convertToGmicImage(m_device, gmicImage, m_rect);
        KisGmicSimpleConvertor::convertFromGmicImage(gmicImage, result, 1.0);
    }

    #ifdef SAVE_OUTPUT
        QImage qResult = result->convertToQImage(0, 0,0, m_qImage.width(),m_qImage.height());
        qResult.save("Device-Gmic-Device-new.bmp");
    #endif
}