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; }
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 KisBrush::generateMaskAndApplyMaskOrCreateDab(KisFixedPaintDeviceSP dst, ColoringInformation* coloringInformation, double scaleX, double scaleY, double angle, const KisPaintInformation& info_, double subPixelX, double subPixelY, qreal softnessFactor) const { Q_ASSERT(valid()); Q_UNUSED(info_); Q_UNUSED(softnessFactor); 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; scaleX *= d->scale; scaleY *= d->scale; double scale = 0.5 * (scaleX + scaleY); prepareBrushPyramid(); QImage outputImage = d->brushPyramid->createImage(scale, -angle, subPixelX, subPixelY); qint32 maskWidth = outputImage.width(); qint32 maskHeight = outputImage.height(); dst->setRect(QRect(0, 0, maskWidth, maskHeight)); dst->initialize(); quint8* color = 0; if (coloringInformation) { if (dynamic_cast<PlainColoringInformation*>(coloringInformation)) { color = const_cast<quint8*>(coloringInformation->color()); } } const KoColorSpace *cs = dst->colorSpace(); qint32 pixelSize = cs->pixelSize(); quint8 *dabPointer = dst->data(); quint8 *rowPointer = dabPointer; quint8 *alphaArray = new quint8[maskWidth]; bool hasColor = this->hasColor(); for (int y = 0; y < maskHeight; y++) { #if QT_VERSION >= 0x040700 const quint8* maskPointer = outputImage.constScanLine(y); #else const quint8* maskPointer = outputImage.scanLine(y); #endif if (coloringInformation) { for (int x = 0; x < maskWidth; x++) { if (color) { memcpy(dabPointer, color, pixelSize); } else { memcpy(dabPointer, coloringInformation->color(), pixelSize); coloringInformation->nextColumn(); } dabPointer += pixelSize; } } if (hasColor) { const quint8 *src = maskPointer; quint8 *dst = alphaArray; for (int x = 0; x < maskWidth; x++) { const QRgb *c = reinterpret_cast<const QRgb*>(src); *dst = KoColorSpaceMaths<quint8>::multiply(255 - qGray(*c), qAlpha(*c)); src += 4; dst++; } } else { const quint8 *src = maskPointer; quint8 *dst = alphaArray; for (int x = 0; x < maskWidth; x++) { const QRgb *c = reinterpret_cast<const QRgb*>(src); *dst = KoColorSpaceMaths<quint8>::multiply(255 - *src, qAlpha(*c)); src += 4; dst++; } } cs->applyAlphaU8Mask(rowPointer, alphaArray, maskWidth); rowPointer += maskWidth * pixelSize; dabPointer = rowPointer; if (!color && coloringInformation) { coloringInformation->nextRow(); } } delete alphaArray; }