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 KisFixedPaintDeviceTest::testColorSpaceConversion()
{
QImage image(QString(FILES_DATA_DIR) + QDir::separator() + "tile.png");
const KoColorSpace* srcCs = KoColorSpaceRegistry::instance()->rgb8();
const KoColorSpace* dstCs = KoColorSpaceRegistry::instance()->lab16();
KisFixedPaintDeviceSP dev = new KisFixedPaintDevice(srcCs);
dev->convertFromQImage(image, 0);
dev->convertTo(dstCs);
QVERIFY(dev->bounds() == QRect(0, 0, image.width(), image.height()));
QVERIFY(dev->pixelSize() == dstCs->pixelSize());
QVERIFY(*dev->colorSpace() == *dstCs);
}
void KisFixedPaintDeviceTest::testRoundtripQImageConversion()
{
QImage image(QString(FILES_DATA_DIR) + QDir::separator() + "hakonepa.png");
const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
KisFixedPaintDeviceSP dev = new KisFixedPaintDevice(cs);
dev->convertFromQImage(image, 0);
QImage result = dev->convertToQImage(0, 0, 0, 640, 441);
QPoint errpoint;
if (!TestUtil::compareQImages(errpoint, image, result)) {
image.save("kis_fixed_paint_device_test_test_roundtrip_qimage.png");
result.save("kis_fixed_paint_device_test_test_roundtrip_result.png");
QFAIL(QString("Failed to create identical image, first different pixel: %1,%2 \n").arg(errpoint.x()).arg(errpoint.y()).toLatin1());
}
}
KisFixedPaintDeviceSP KisBrush::paintDevice(const KoColorSpace * colorSpace,
KisDabShape const& shape,
const KisPaintInformation& info,
double subPixelX, double subPixelY) const
{
Q_ASSERT(valid());
Q_UNUSED(info);
double angle = normalizeAngle(shape.rotation() + d->angle);
double scale = shape.scale() * d->scale;
prepareBrushPyramid();
QImage outputImage = d->brushPyramid->createImage(
KisDabShape(scale, shape.ratio(), -angle), subPixelX, subPixelY);
KisFixedPaintDeviceSP dab = new KisFixedPaintDevice(colorSpace);
Q_CHECK_PTR(dab);
dab->convertFromQImage(outputImage, "");
return dab;
}
void KisFixedPaintDeviceTest::testBltFixedSmall()
{
QImage image(QString(FILES_DATA_DIR) + QDir::separator() + "fixed_blit_small.png");
const KoColorSpace * cs = KoColorSpaceRegistry::instance()->rgb8();
KisFixedPaintDeviceSP fdev = new KisFixedPaintDevice(cs);
fdev->convertFromQImage(image, 0);
// Without opacity
KisPaintDeviceSP dev = new KisPaintDevice(cs);
KisPainter gc(dev);
gc.bltFixed(QPoint(0, 0), fdev, image.rect());
QImage result = dev->convertToQImage(0, 0, 0, 51, 51);
QPoint errpoint;
if (!TestUtil::compareQImages(errpoint, image, result)) {
image.save("kis_fixed_paint_device_test_blt_small_image.png");
result.save("kis_fixed_paint_device_test_blt_small_result.png");
QFAIL(QString("Failed to create identical image, first different pixel: %1,%2 \n").arg(errpoint.x()).arg(errpoint.y()).toLatin1());
}
}
KisFixedPaintDeviceSP KisBrush::paintDevice(const KoColorSpace * colorSpace,
double scale, double angle,
const KisPaintInformation& info,
double subPixelX, double subPixelY) const
{
Q_ASSERT(valid());
Q_UNUSED(info);
angle += d->angle;
// Make sure the angle stay in [0;2*M_PI]
if (angle < 0) angle += 2 * M_PI;
if (angle > 2 * M_PI) angle -= 2 * M_PI;
scale *= d->scale;
prepareBrushPyramid();
QImage outputImage = d->brushPyramid->createImage(scale, -angle, subPixelX, subPixelY);
KisFixedPaintDeviceSP dab = new KisFixedPaintDevice(colorSpace);
Q_CHECK_PTR(dab);
dab->convertFromQImage(outputImage, "");
return dab;
}
void KisFixedPaintDeviceTest::testBltFixedOpacity()
{
// blt a semi-transparent image on a white paint device
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());
KisPainter gc(dev);
gc.bltFixed(QPoint(0, 0), fdev, image.rect());
QImage result = dev->convertToQImage(0, 0, 0, 640, 441);
QImage checkResult(QString(FILES_DATA_DIR) + QDir::separator() + "hakonepa_transparent_result.png");
QPoint errpoint;
if (!TestUtil::compareQImages(errpoint, checkResult, result, 1)) {
checkResult.save("kis_fixed_paint_device_test_test_blt_fixed_opactiy_expected.png");
result.save("kis_fixed_paint_device_test_test_blt_fixed_opacity_result.png");
QFAIL(QString("Failed to create identical image, first different pixel: %1,%2 \n").arg(errpoint.x()).arg(errpoint.y()).toLatin1());
}
}
