Exemple #1
0
void KisPaintDeviceTest::testFastBitBlt()
{
    QImage image(QString(FILES_DATA_DIR) + QDir::separator() + "hakonepa.png");
    const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
    KisPaintDeviceSP dstDev = new KisPaintDevice(cs);
    KisPaintDeviceSP srcDev = new KisPaintDevice(cs);
    srcDev->convertFromQImage(image, 0);

    QRect cloneRect(100,100,200,200);
    QPoint errpoint;


    QVERIFY(dstDev->fastBitBltPossible(srcDev));
    dstDev->fastBitBlt(srcDev, cloneRect);

    QImage srcImage = srcDev->convertToQImage(0, cloneRect.x(), cloneRect.y(),
                                               cloneRect.width(), cloneRect.height());
    QImage dstImage = dstDev->convertToQImage(0, cloneRect.x(), cloneRect.y(),
                                              cloneRect.width(), cloneRect.height());

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

    // Test Rough version
    dstDev->clear();
    dstDev->fastBitBltRough(srcDev, cloneRect);

    srcImage = srcDev->convertToQImage(0, cloneRect.x(), cloneRect.y(),
                                       cloneRect.width(), cloneRect.height());
    dstImage = dstDev->convertToQImage(0, cloneRect.x(), cloneRect.y(),
                                       cloneRect.width(), cloneRect.height());

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

    srcDev->move(10,10);
    QVERIFY(!dstDev->fastBitBltPossible(srcDev));
}