void KisVisualColorSelectorShape::setColor(KoColor c)
{
//qDebug() << this << "KisVisualColorSelectorShape::setColor";
if (c.colorSpace() != m_d->colorSpace) {
c.convertTo(m_d->colorSpace);
}
m_d->currentColor = c;
updateCursor();
m_d->imagesNeedUpdate = true;
update();
}
void KisOcioDisplayFilterTest::test()
{
KisExposureGammaCorrectionInterface *egInterface =
new KisDumbExposureGammaCorrectionInterface();
OcioDisplayFilter filter(egInterface);
QString configFile = TestUtil::fetchDataFileLazy("./psyfiTestingConfig-master/config.ocio");
dbgKrita << ppVar(configFile);
Q_ASSERT(QFile::exists(configFile));
OCIO::ConstConfigRcPtr ocioConfig =
OCIO::Config::CreateFromFile(configFile.toUtf8());
filter.config = ocioConfig;
filter.inputColorSpaceName = ocioConfig->getColorSpaceNameByIndex(0);
filter.displayDevice = ocioConfig->getDisplay(1);
filter.view = ocioConfig->getView(filter.displayDevice, 0);
filter.gamma = 1.0;
filter.exposure = 0.0;
filter.swizzle = RGBA;
filter.blackPoint = 0.0;
filter.whitePoint = 1.0;
filter.forceInternalColorManagement = false;
filter.setLockCurrentColorVisualRepresentation(false);
filter.updateProcessor();
dbgKrita << ppVar(filter.inputColorSpaceName);
dbgKrita << ppVar(filter.displayDevice);
dbgKrita << ppVar(filter.view);
dbgKrita << ppVar(filter.gamma);
dbgKrita << ppVar(filter.exposure);
const KoColorSpace *paintingCS =
KoColorSpaceRegistry::instance()->colorSpace(RGBAColorModelID.id(), Float32BitsColorDepthID.id(), 0);
KisImageSP image = utils::createImage(0, QSize(100, 100));
image->convertImageColorSpace(paintingCS, KoColorConversionTransformation::InternalRenderingIntent, KoColorConversionTransformation::InternalConversionFlags);
image->waitForDone();
dbgKrita << ppVar(paintingCS) << ppVar(image->root()->firstChild()->colorSpace());
KoCanvasResourceManager *resourceManager =
utils::createResourceManager(image,
image->root(), "");
KisDisplayColorConverter converter(resourceManager, 0);
dbgKrita << ppVar(image->root()->firstChild());
QVariant v;
v.setValue(KisNodeWSP(image->root()->firstChild()));
resourceManager->setResource(KisCanvasResourceProvider::CurrentKritaNode, v);
converter.setDisplayFilter(&filter);
dbgKrita << ppVar(converter.paintingColorSpace());
{
QColor refColor(255, 128, 0);
KoColor realColor = converter.approximateFromRenderedQColor(refColor);
QColor roundTripColor = converter.toQColor(realColor);
dbgKrita << ppVar(refColor);
dbgKrita << ppVar(realColor.colorSpace()) << ppVar(KoColor::toQString(realColor));
dbgKrita << ppVar(roundTripColor);
}
{
KoColor realColor(Qt::red, paintingCS);
QColor roundTripColor = converter.toQColor(realColor);
dbgKrita << ppVar(realColor.colorSpace()) << ppVar(KoColor::toQString(realColor));
dbgKrita << ppVar(roundTripColor);
}
}
void SprayBrush::paint(KisPaintDeviceSP dab, KisPaintDeviceSP source,
const KisPaintInformation& info, qreal rotation, qreal scale,
const KoColor &color, const KoColor &bgColor)
{
// initializing painter
if (!m_painter) {
m_painter = new KisPainter(dab);
m_painter->setFillStyle(KisPainter::FillStyleForegroundColor);
m_painter->setMaskImageSize(m_shapeProperties->width, m_shapeProperties->height);
m_dabPixelSize = dab->colorSpace()->pixelSize();
if (m_colorProperties->useRandomHSV) {
m_transfo = dab->colorSpace()->createColorTransformation("hsv_adjustment", QHash<QString, QVariant>());
}
m_brushQImage = m_shapeProperties->image;
if (!m_brushQImage.isNull()) {
m_brushQImage = m_brushQImage.scaled(m_shapeProperties->width, m_shapeProperties->height);
}
m_imageDevice = new KisPaintDevice(dab->colorSpace());
}
qreal x = info.pos().x();
qreal y = info.pos().y();
KisRandomAccessorSP accessor = dab->createRandomAccessorNG(qRound(x), qRound(y));
Q_ASSERT(color.colorSpace()->pixelSize() == dab->pixelSize());
m_inkColor = color;
KisCrossDeviceColorPicker colorPicker(source, m_inkColor);
// apply size sensor
m_radius = m_properties->radius * scale;
// jitter movement
if (m_properties->jitterMovement) {
x = x + ((2 * m_radius * drand48()) - m_radius) * m_properties->amount;
y = y + ((2 * m_radius * drand48()) - m_radius) * m_properties->amount;
}
// this is wrong for every shape except pixel and anti-aliased pixel
if (m_properties->useDensity) {
m_particlesCount = (m_properties->coverage * (M_PI * m_radius * m_radius));
}
else {
m_particlesCount = m_properties->particleCount;
}
QHash<QString, QVariant> params;
qreal nx, ny;
int ix, iy;
qreal angle;
qreal length;
qreal rotationZ = 0.0;
qreal particleScale = 1.0;
bool shouldColor = true;
if (m_colorProperties->fillBackground) {
m_painter->setPaintColor(bgColor);
paintCircle(m_painter, x, y, m_radius);
}
QTransform m;
m.reset();
m.rotateRadians(-rotation + deg2rad(m_properties->brushRotation));
m.scale(m_properties->scale, m_properties->scale);
for (quint32 i = 0; i < m_particlesCount; i++) {
// generate random angle
angle = drand48() * M_PI * 2;
// generate random length
if (m_properties->gaussian) {
length = qBound<qreal>(0.0, m_rand->nextGaussian(0.0, 0.50) , 1.0);
}
else {
length = drand48();
}
if (m_shapeDynamicsProperties->enabled) {
// rotation
rotationZ = rotationAngle();
if (m_shapeDynamicsProperties->followCursor) {
rotationZ = linearInterpolation(rotationZ, angle, m_shapeDynamicsProperties->followCursorWeigth);
}
if (m_shapeDynamicsProperties->followDrawingAngle) {
rotationZ = linearInterpolation(rotationZ, info.drawingAngle(), m_shapeDynamicsProperties->followDrawingAngleWeight);
}
// random size - scale
if (m_shapeDynamicsProperties->randomSize) {
particleScale = drand48();
}
}
// generate polar coordinate
nx = (m_radius * cos(angle) * length);
ny = (m_radius * sin(angle) * length);
// compute the height of the ellipse
ny *= m_properties->aspect;
// transform
m.map(nx, ny, &nx, &ny);
// color transformation
if (shouldColor) {
if (m_colorProperties->sampleInputColor) {
colorPicker.pickOldColor(nx + x, ny + y, m_inkColor.data());
}
// mix the color with background color
if (m_colorProperties->mixBgColor) {
KoMixColorsOp * mixOp = dab->colorSpace()->mixColorsOp();
const quint8 *colors[2];
colors[0] = m_inkColor.data();
colors[1] = bgColor.data();
qint16 colorWeights[2];
int MAX_16BIT = 255;
qreal blend = info.pressure();
colorWeights[0] = static_cast<quint16>(blend * MAX_16BIT);
colorWeights[1] = static_cast<quint16>((1.0 - blend) * MAX_16BIT);
mixOp->mixColors(colors, colorWeights, 2, m_inkColor.data());
}
if (m_colorProperties->useRandomHSV && m_transfo) {
params["h"] = (m_colorProperties->hue / 180.0) * drand48();
params["s"] = (m_colorProperties->saturation / 100.0) * drand48();
params["v"] = (m_colorProperties->value / 100.0) * drand48();
m_transfo->setParameters(params);
m_transfo->transform(m_inkColor.data(), m_inkColor.data() , 1);
}
if (m_colorProperties->useRandomOpacity) {
quint8 alpha = qRound(drand48() * OPACITY_OPAQUE_U8);
m_inkColor.setOpacity(alpha);
m_painter->setOpacity(alpha);
}
if (!m_colorProperties->colorPerParticle) {
shouldColor = false;
}
m_painter->setPaintColor(m_inkColor);
}
qreal jitteredWidth = qMax(qreal(1.0), m_shapeProperties->width * particleScale);
qreal jitteredHeight = qMax(qreal(1.0), m_shapeProperties->height * particleScale);
if (m_shapeProperties->enabled){
switch (m_shapeProperties->shape){
// ellipse
case 0:
{
if (m_shapeProperties->width == m_shapeProperties->height){
paintCircle(m_painter, nx + x, ny + y, qRound(jitteredWidth * 0.5));
}
else {
paintEllipse(m_painter, nx + x, ny + y, qRound(jitteredWidth * 0.5) , qRound(jitteredHeight * 0.5), rotationZ);
}
break;
}
// rectangle
case 1:
{
paintRectangle(m_painter, nx + x, ny + y, qRound(jitteredWidth) , qRound(jitteredHeight), rotationZ);
break;
}
// wu-particle
case 2: {
paintParticle(accessor, m_inkColor, nx + x, ny + y);
break;
}
// pixel
case 3: {
ix = qRound(nx + x);
iy = qRound(ny + y);
accessor->moveTo(ix, iy);
memcpy(accessor->rawData(), m_inkColor.data(), m_dabPixelSize);
break;
}
case 4: {
if (!m_brushQImage.isNull()) {
QTransform m;
m.rotate(rad2deg(rotationZ));
if (m_shapeDynamicsProperties->randomSize) {
m.scale(particleScale, particleScale);
}
m_transformed = m_brushQImage.transformed(m, Qt::SmoothTransformation);
m_imageDevice->convertFromQImage(m_transformed, 0);
KisRandomAccessorSP ac = m_imageDevice->createRandomAccessorNG(0, 0);
QRect rc = m_transformed.rect();
if (m_colorProperties->useRandomHSV && m_transfo) {
for (int y = rc.y(); y < rc.y() + rc.height(); y++) {
for (int x = rc.x(); x < rc.x() + rc.width(); x++) {
ac->moveTo(x, y);
m_transfo->transform(ac->rawData(), ac->rawData() , 1);
}
}
}
ix = qRound(nx + x - rc.width() * 0.5);
iy = qRound(ny + y - rc.height() * 0.5);
m_painter->bitBlt(QPoint(ix, iy), m_imageDevice, rc);
m_imageDevice->clear();
break;
}
}
}
// Auto-brush
}
else {
QPointF hotSpot = m_brush->hotSpot(particleScale, particleScale, -rotationZ, info);
QPointF pos(nx + x, ny + y);
QPointF pt = pos - hotSpot;
qint32 ix;
qreal xFraction;
qint32 iy;
qreal yFraction;
KisPaintOp::splitCoordinate(pt.x(), &ix, &xFraction);
KisPaintOp::splitCoordinate(pt.y(), &iy, &yFraction);
//KisFixedPaintDeviceSP dab;
if (m_brush->brushType() == IMAGE ||
m_brush->brushType() == PIPE_IMAGE) {
m_fixedDab = m_brush->paintDevice(m_fixedDab->colorSpace(), particleScale, -rotationZ, info, xFraction, yFraction);
if (m_colorProperties->useRandomHSV && m_transfo) {
quint8 * dabPointer = m_fixedDab->data();
int pixelCount = m_fixedDab->bounds().width() * m_fixedDab->bounds().height();
m_transfo->transform(dabPointer, dabPointer, pixelCount);
}
}
else {
m_brush->mask(m_fixedDab, m_inkColor, particleScale, particleScale, -rotationZ, info, xFraction, yFraction);
}
m_painter->bltFixed(QPoint(ix, iy), m_fixedDab, m_fixedDab->bounds());
}
}
// recover from jittering of color,
// m_inkColor.opacity is recovered with every paint
}
void setFillColor(const KoColor &sourceColor) {
m_sourceColor = sourceColor;
m_pixelSize = sourceColor.colorSpace()->pixelSize();
m_data = m_sourceColor.data();
}
void KoColor::fromKoColor(const KoColor& src)
{
src.colorSpace()->convertPixelsTo(src.d->data, d->data, colorSpace(), 1);
}
bool KoColor::operator==(const KoColor &other) const
{
if (!(*colorSpace() == *other.colorSpace()))
return false;
return memcmp(d->data, other.d->data, d->colorSpace->pixelSize()) == 0;
}
QPointF KisVisualColorSelectorShape::convertKoColorToShapeCoordinate(KoColor c)
{
////qDebug() << this << ">>>>>>>>> convertKoColorToShapeCoordinate()";
if (c.colorSpace() != m_d->colorSpace) {
c.convertTo(m_d->colorSpace);
}
QVector <float> channelValues (m_d->currentColor.colorSpace()->channelCount());
channelValues.fill(1.0);
m_d->colorSpace->normalisedChannelsValue(c.data(), channelValues);
QVector <float> channelValuesDisplay = channelValues;
QVector <qreal> maxvalue(c.colorSpace()->channelCount());
maxvalue.fill(1.0);
if (m_d->displayRenderer
&& (m_d->colorSpace->colorDepthId() == Float16BitsColorDepthID
|| m_d->colorSpace->colorDepthId() == Float32BitsColorDepthID
|| m_d->colorSpace->colorDepthId() == Float64BitsColorDepthID)
&& m_d->colorSpace->colorModelId() != LABAColorModelID
&& m_d->colorSpace->colorModelId() != CMYKAColorModelID) {
for (int ch = 0; ch<maxvalue.size(); ch++) {
KoChannelInfo *channel = m_d->colorSpace->channels()[ch];
maxvalue[ch] = m_d->displayRenderer->maxVisibleFloatValue(channel);
channelValues[ch] = channelValues[ch]/(maxvalue[ch]);
channelValuesDisplay[KoChannelInfo::displayPositionToChannelIndex(ch, m_d->colorSpace->channels())] = channelValues[ch];
}
} else {
for (int i =0; i<channelValues.size();i++) {
channelValuesDisplay[KoChannelInfo::displayPositionToChannelIndex(i, m_d->colorSpace->channels())] = qBound((float)0.0,channelValues[i], (float)1.0);
}
}
QPointF coordinates(0.0,0.0);
qreal huedivider = 1.0;
qreal huedivider2 = 1.0;
if (m_d->channel1==0) {
huedivider = 360.0;
}
if (m_d->channel2==0) {
huedivider2 = 360.0;
}
if (m_d->model != ColorModel::Channel && c.colorSpace()->colorModelId().id() == "RGBA") {
if (c.colorSpace()->colorModelId().id() == "RGBA") {
if (m_d->model == ColorModel::HSV){
QVector <float> inbetween(3);
RGBToHSV(channelValuesDisplay[0],channelValuesDisplay[1], channelValuesDisplay[2], &inbetween[0], &inbetween[1], &inbetween[2]);
inbetween = convertvectorqrealTofloat(getHSX(convertvectorfloatToqreal(inbetween)));
coordinates.setX(inbetween[m_d->channel1]/huedivider);
if (m_d->dimension == Dimensions::twodimensional) {
coordinates.setY(inbetween[m_d->channel2]/huedivider2);
}
} else if (m_d->model == ColorModel::HSL) {
QVector <float> inbetween(3);
RGBToHSL(channelValuesDisplay[0],channelValuesDisplay[1], channelValuesDisplay[2], &inbetween[0], &inbetween[1], &inbetween[2]);
inbetween = convertvectorqrealTofloat(getHSX(convertvectorfloatToqreal(inbetween)));
coordinates.setX(inbetween[m_d->channel1]/huedivider);
if (m_d->dimension == Dimensions::twodimensional) {
coordinates.setY(inbetween[m_d->channel2]/huedivider2);
}
} else if (m_d->model == ColorModel::HSI) {
QVector <qreal> chan2 = convertvectorfloatToqreal(channelValuesDisplay);
QVector <qreal> inbetween(3);
RGBToHSI(channelValuesDisplay[0],channelValuesDisplay[1], channelValuesDisplay[2], &inbetween[0], &inbetween[1], &inbetween[2]);
inbetween = getHSX(inbetween);
coordinates.setX(inbetween[m_d->channel1]);
if (m_d->dimension == Dimensions::twodimensional) {
coordinates.setY(inbetween[m_d->channel2]);
}
} else if (m_d->model == ColorModel::HSY) {
QVector <qreal> luma = m_d->colorSpace->lumaCoefficients();
QVector <qreal> chan2 = convertvectorfloatToqreal(channelValuesDisplay);
QVector <qreal> inbetween(3);
RGBToHSY(channelValuesDisplay[0],channelValuesDisplay[1], channelValuesDisplay[2], &inbetween[0], &inbetween[1], &inbetween[2], luma[0], luma[1], luma[2]);
inbetween = getHSX(inbetween);
coordinates.setX(inbetween[m_d->channel1]);
if (m_d->dimension == Dimensions::twodimensional) {
coordinates.setY(inbetween[m_d->channel2]);
}
}
}
} else {
coordinates.setX(qBound((float)0.0, channelValuesDisplay[m_d->channel1], (float)1.0));
if (m_d->dimension == Dimensions::twodimensional) {
coordinates.setY(qBound((float)0.0, channelValuesDisplay[m_d->channel2], (float)1.0));
}
}
return coordinates;
}
KoColor KisVisualColorSelectorShape::convertShapeCoordinateToKoColor(QPointF coordinates, bool cursor)
{
//qDebug() << this << ">>>>>>>>> convertShapeCoordinateToKoColor()" << coordinates;
KoColor c = m_d->currentColor;
QVector <float> channelValues (c.colorSpace()->channelCount());
channelValues.fill(1.0);
c.colorSpace()->normalisedChannelsValue(c.data(), channelValues);
QVector <float> channelValuesDisplay = channelValues;
QVector <qreal> maxvalue(c.colorSpace()->channelCount());
maxvalue.fill(1.0);
if (m_d->displayRenderer
&& (m_d->colorSpace->colorDepthId() == Float16BitsColorDepthID
|| m_d->colorSpace->colorDepthId() == Float32BitsColorDepthID
|| m_d->colorSpace->colorDepthId() == Float64BitsColorDepthID)
&& m_d->colorSpace->colorModelId() != LABAColorModelID
&& m_d->colorSpace->colorModelId() != CMYKAColorModelID) {
for (int ch = 0; ch < maxvalue.size(); ch++) {
KoChannelInfo *channel = m_d->colorSpace->channels()[ch];
maxvalue[ch] = m_d->displayRenderer->maxVisibleFloatValue(channel);
channelValues[ch] = channelValues[ch]/(maxvalue[ch]);
channelValuesDisplay[KoChannelInfo::displayPositionToChannelIndex(ch, m_d->colorSpace->channels())] = channelValues[ch];
}
}
else {
for (int i =0; i < channelValues.size();i++) {
channelValuesDisplay[KoChannelInfo::displayPositionToChannelIndex(i, m_d->colorSpace->channels())] = qBound((float)0.0,channelValues[i], (float)1.0);
}
}
qreal huedivider = 1.0;
qreal huedivider2 = 1.0;
if (m_d->channel1 == 0) {
huedivider = 360.0;
}
if (m_d->channel2 == 0) {
huedivider2 = 360.0;
}
if (m_d->model != ColorModel::Channel && c.colorSpace()->colorModelId().id() == "RGBA") {
if (m_d->model == ColorModel::HSV) {
/*
* RGBToHSV has a undefined hue possibility. This means that hue will be -1.
* This can be annoying for dealing with a selector, but I understand it is being
* used for the KoColorSelector... For now implement a qMax here.
*/
QVector <float> inbetween(3);
RGBToHSV(channelValuesDisplay[0],channelValuesDisplay[1], channelValuesDisplay[2], &inbetween[0], &inbetween[1], &inbetween[2]);
inbetween = convertvectorqrealTofloat(getHSX(convertvectorfloatToqreal(inbetween)));
inbetween[m_d->channel1] = coordinates.x()*huedivider;
if (m_d->dimension == Dimensions::twodimensional) {
inbetween[m_d->channel2] = coordinates.y()*huedivider2;
}
if (cursor) {
setHSX(convertvectorfloatToqreal(inbetween));
Q_EMIT sigHSXchange();
}
HSVToRGB(qMax(inbetween[0],(float)0.0), inbetween[1], inbetween[2], &channelValuesDisplay[0], &channelValuesDisplay[1], &channelValuesDisplay[2]);
}
else if (m_d->model == ColorModel::HSL) {
/*
* HSLToRGB can give negative values on the grey. I fixed the fromNormalisedChannel function to clamp,
* but you might want to manually clamp for floating point values.
*/
QVector <float> inbetween(3);
RGBToHSL(channelValuesDisplay[0],channelValuesDisplay[1], channelValuesDisplay[2], &inbetween[0], &inbetween[1], &inbetween[2]);
inbetween = convertvectorqrealTofloat(getHSX(convertvectorfloatToqreal(inbetween)));
inbetween[m_d->channel1] = fmod(coordinates.x()*huedivider, 360.0);
if (m_d->dimension == Dimensions::twodimensional) {
inbetween[m_d->channel2] = coordinates.y()*huedivider2;
}
if (cursor) {
setHSX(convertvectorfloatToqreal(inbetween));
Q_EMIT sigHSXchange();
}
HSLToRGB(qMax(inbetween[0], (float)0.0), inbetween[1], inbetween[2], &channelValuesDisplay[0], &channelValuesDisplay[1], &channelValuesDisplay[2]);
}
else if (m_d->model == ColorModel::HSI) {
/*
* HSI is a modified HSY function.
*/
QVector <qreal> chan2 = convertvectorfloatToqreal(channelValuesDisplay);
QVector <qreal> inbetween(3);
RGBToHSI(chan2[0],chan2[1], chan2[2], &inbetween[0], &inbetween[1], &inbetween[2]);
inbetween = getHSX(inbetween);
inbetween[m_d->channel1] = coordinates.x();
if (m_d->dimension == Dimensions::twodimensional) {
inbetween[m_d->channel2] = coordinates.y();
}
if (cursor) {
setHSX(inbetween);
Q_EMIT sigHSXchange();
}
HSIToRGB(inbetween[0], inbetween[1], inbetween[2],&chan2[0],&chan2[1], &chan2[2]);
channelValuesDisplay = convertvectorqrealTofloat(chan2);
}
else /*if (m_d->model == ColorModel::HSY)*/ {
/*
* HSY is pretty slow to render due being a pretty over-the-top function.
* Might be worth investigating whether HCY can be used instead, but I have had
* some weird results with that.
*/
QVector <qreal> luma= m_d->colorSpace->lumaCoefficients();
QVector <qreal> chan2 = convertvectorfloatToqreal(channelValuesDisplay);
QVector <qreal> inbetween(3);
RGBToHSY(chan2[0],chan2[1], chan2[2], &inbetween[0], &inbetween[1], &inbetween[2],
luma[0], luma[1], luma[2]);
inbetween = getHSX(inbetween);
inbetween[m_d->channel1] = coordinates.x();
if (m_d->dimension == Dimensions::twodimensional) {
inbetween[m_d->channel2] = coordinates.y();
}
if (cursor) {
setHSX(inbetween);
Q_EMIT sigHSXchange();
}
HSYToRGB(inbetween[0], inbetween[1], inbetween[2],&chan2[0],&chan2[1], &chan2[2],
luma[0], luma[1], luma[2]);
channelValuesDisplay = convertvectorqrealTofloat(chan2);
}
}
else {
channelValuesDisplay[m_d->channel1] = coordinates.x();
if (m_d->dimension == Dimensions::twodimensional) {
channelValuesDisplay[m_d->channel2] = coordinates.y();
}
}
for (int i=0; i<channelValues.size();i++) {
channelValues[i] = channelValuesDisplay[KoChannelInfo::displayPositionToChannelIndex(i, m_d->colorSpace->channels())]*(maxvalue[i]);
}
c.colorSpace()->fromNormalisedChannelsValue(c.data(), channelValues);
return c;
}
void KoColor::fromKoColor(const KoColor& src)
{
src.colorSpace()->convertPixelsTo(src.d->data, d->data, colorSpace(), 1, KoColorConversionTransformation::InternalRenderingIntent, KoColorConversionTransformation::InternalConversionFlags);
}
void cutOneWay(const KoColor &color,
KisPaintDeviceSP src,
KisPaintDeviceSP colorScribble,
KisPaintDeviceSP backgroundScribble,
KisPaintDeviceSP resultDevice,
KisPaintDeviceSP maskDevice,
const QRect &boundingRect)
{
using namespace boost;
KIS_ASSERT_RECOVER_RETURN(src->pixelSize() == 1);
KIS_ASSERT_RECOVER_RETURN(colorScribble->pixelSize() == 1);
KIS_ASSERT_RECOVER_RETURN(backgroundScribble->pixelSize() == 1);
KIS_ASSERT_RECOVER_RETURN(maskDevice->pixelSize() == 1);
KIS_ASSERT_RECOVER_RETURN(*resultDevice->colorSpace() == *color.colorSpace());
KisLazyFillCapacityMap capacityMap(src, colorScribble, backgroundScribble, maskDevice, boundingRect);
KisLazyFillGraph &graph = capacityMap.graph();
std::vector<default_color_type> groups(num_vertices(graph));
std::vector<int> residual_capacity(num_edges(graph), 0);
std::vector<typename graph_traits<KisLazyFillGraph>::vertices_size_type> distance_vec(num_vertices(graph), 0);
std::vector<typename graph_traits<KisLazyFillGraph>::edge_descriptor> predecessor_vec(num_vertices(graph));
auto vertexIndexMap = get(boost::vertex_index, graph);
typedef KisLazyFillGraph::vertex_descriptor Vertex;
Vertex s(Vertex::LABEL_A);
Vertex t(Vertex::LABEL_B);
float maxFlow =
boykov_kolmogorov_max_flow(graph,
capacityMap,
make_iterator_property_map(&residual_capacity[0], get(boost::edge_index, graph)),
get(boost::edge_reverse, graph),
make_iterator_property_map(&predecessor_vec[0], vertexIndexMap),
make_iterator_property_map(&groups[0], vertexIndexMap),
make_iterator_property_map(&distance_vec[0], vertexIndexMap),
vertexIndexMap,
s,
t);
Q_UNUSED(maxFlow);
KisSequentialIterator dstIt(resultDevice, graph.rect());
KisSequentialIterator mskIt(maskDevice, graph.rect());
const int pixelSize = resultDevice->pixelSize();
do {
KisLazyFillGraph::vertex_descriptor v(dstIt.x(), dstIt.y());
long vertex_idx = get(boost::vertex_index, graph, v);
default_color_type label = groups[vertex_idx];
if (label == black_color) {
memcpy(dstIt.rawData(), color.data(), pixelSize);
*mskIt.rawData() = 10 + (int(label) << 4);
}
} while (dstIt.nextPixel() && mskIt.nextPixel());
}
void KoColorSlider::drawContents( QPainter *painter )
{
QPixmap checker(8, 8);
QPainter p(&checker);
p.fillRect(0, 0, 4, 4, Qt::lightGray);
p.fillRect(4, 0, 4, 4, Qt::darkGray);
p.fillRect(0, 4, 4, 4, Qt::darkGray);
p.fillRect(4, 4, 4, 4, Qt::lightGray);
p.end();
QRect contentsRect_(contentsRect());
painter->fillRect(contentsRect_, QBrush(checker));
if( !d->upToDate || d->pixmap.isNull() || d->pixmap.width() != contentsRect_.width()
|| d->pixmap.height() != contentsRect_.height() )
{
KoColor c = d->minColor; // smart way to fetch colorspace
QColor color;
const quint8 *colors[2];
colors[0] = d->minColor.data();
colors[1] = d->maxColor.data();
KoMixColorsOp * mixOp = c.colorSpace()->mixColorsOp();
QImage image(contentsRect_.width(), contentsRect_.height(), QImage::Format_ARGB32 );
if( orientation() == Qt::Horizontal ) {
for (int x = 0; x < contentsRect_.width(); x++) {
qreal t = static_cast<qreal>(x) / (contentsRect_.width() - 1);
qint16 colorWeights[2];
colorWeights[0] = static_cast<quint8>((1.0 - t) * 255 + 0.5);
colorWeights[1] = 255 - colorWeights[0];
mixOp->mixColors(colors, colorWeights, 2, c.data());
c.toQColor(&color);
for (int y = 0; y < contentsRect_.height(); y++)
image.setPixel(x, y, color.rgba());
}
}
else {
for (int y = 0; y < contentsRect_.height(); y++) {
qreal t = static_cast<qreal>(y) / (contentsRect_.height() - 1);
qint16 colorWeights[2];
colorWeights[0] = static_cast<quint8>((t) * 255 + 0.5);
colorWeights[1] = 255 - colorWeights[0];
mixOp->mixColors(colors, colorWeights, 2, c.data());
c.toQColor(&color);
for (int x = 0; x < contentsRect_.width(); x++)
image.setPixel(x, y, color.rgba());
}
}
d->pixmap = QPixmap::fromImage(image);
d->upToDate = true;
}
painter->drawPixmap( contentsRect_, d->pixmap, QRect( 0, 0, d->pixmap.width(), d->pixmap.height()) );
}
void KoUniColorChooser::updateValues()
{
KoColor tmpColor;
m_HIn->blockSignals(true);
m_SIn->blockSignals(true);
m_VIn->blockSignals(true);
m_RIn->blockSignals(true);
m_GIn->blockSignals(true);
m_BIn->blockSignals(true);
if (cmykColorSpace()) {
m_CIn->blockSignals(true);
m_MIn->blockSignals(true);
m_YIn->blockSignals(true);
m_KIn->blockSignals(true);
}
m_LIn->blockSignals(true);
m_aIn->blockSignals(true);
m_bIn->blockSignals(true);
/*
KoOldColor color = m_fgColor;
int h = color.H();
int s = color.S();
int v = color.V();
m_HIn->setValue(h);
m_SIn->setValue(s);
m_VIn->setValue(v);
*/
tmpColor = m_currentColor;
tmpColor.convertTo(rgbColorSpace());
m_RIn->setValue(tmpColor.data()[2]);
m_GIn->setValue(tmpColor.data()[1]);
m_BIn->setValue(tmpColor.data()[0]);
if(m_showOpacitySlider)
{
m_opacitySlider->blockSignals(true);
m_opacityIn->blockSignals(true);
KoColor minColor = tmpColor;
tmpColor.colorSpace()->setOpacity(minColor.data(), OPACITY_TRANSPARENT_U8, 1);
KoColor maxColor = tmpColor;
tmpColor.colorSpace()->setOpacity(maxColor.data(), OPACITY_OPAQUE_U8, 1);
m_opacitySlider->setColors(minColor, maxColor);
m_opacitySlider->setValue(tmpColor.opacityF() * 100 );
m_opacityIn->setValue(tmpColor.opacityF() * 100 );
m_opacityIn->blockSignals(false);
m_opacitySlider->blockSignals(false);
}
tmpColor = m_currentColor;
tmpColor.convertTo(labColorSpace());
m_LIn->setValue(((quint16 *)tmpColor.data())[0]/(256*256/100));
m_aIn->setValue(((quint16 *)tmpColor.data())[1]/256);
m_bIn->setValue(((quint16 *)tmpColor.data())[2]/256);
if ( cmykColorSpace() ) {
tmpColor = m_currentColor;
tmpColor.convertTo(cmykColorSpace());
m_CIn->setValue((tmpColor.data()[0]*100)/255);
m_MIn->setValue((tmpColor.data()[1]*100/255));
m_YIn->setValue((tmpColor.data()[2]*100)/255);
m_KIn->setValue((tmpColor.data()[3]*100)/255);
}
m_HIn->blockSignals(false);
m_SIn->blockSignals(false);
m_VIn->blockSignals(false);
m_RIn->blockSignals(false);
m_GIn->blockSignals(false);
m_BIn->blockSignals(false);
if (cmykColorSpace()) {
m_CIn->blockSignals(false);
m_MIn->blockSignals(false);
m_YIn->blockSignals(false);
m_KIn->blockSignals(false);
}
m_LIn->blockSignals(false);
m_aIn->blockSignals(false);
m_bIn->blockSignals(false);
}
KisSpacingInformation KisColorSmudgeOp::paintAt(const KisPaintInformation& info)
{
KisBrushSP brush = m_brush;
// Simple error catching
if (!painter()->device() || !brush || !brush->canPaintFor(info)) {
return KisSpacingInformation(1.0);
}
if (m_smudgeRateOption.getMode() == KisSmudgeOption::SMEARING_MODE) {
/**
* Disable handling of the subpixel precision. In the smudge op we
* should read from the aligned areas of the image, so having
* additional internal offsets, created by the subpixel precision,
* will worsen the quality (at least because
* QRectF(m_dstDabRect).center() will not point to the real center
* of the brush anymore).
* Of course, this only really matters with smearing_mode (bug:327235),
* and you only notice the lack of subpixel precision in the dulling methods.
*/
m_dabCache->disableSubpixelPrecision();
}
//if precision
KoColor colorSpaceChanger = painter()->paintColor();
const KoColorSpace* preciseColorSpace = colorSpaceChanger.colorSpace();
/*if (colorSpaceChanger.colorSpace()->colorDepthId().id() == "U8") {
preciseColorSpace = KoColorSpaceRegistry::instance()->colorSpace(colorSpaceChanger.colorSpace()->colorModelId().id(), "U16", colorSpaceChanger.profile() );
colorSpaceChanger.convertTo(preciseColorSpace);
}
painter()->setPaintColor(colorSpaceChanger);*/
// get the scaling factor calculated by the size option
qreal scale = m_sizeOption.apply(info);
scale *= KisLodTransform::lodToScale(painter()->device());
qreal rotation = m_rotationOption.apply(info);
if (checkSizeTooSmall(scale)) return KisSpacingInformation();
setCurrentScale(scale);
setCurrentRotation(rotation);
QPointF scatteredPos =
m_scatterOption.apply(info,
brush->maskWidth(scale, rotation, 0, 0, info),
brush->maskHeight(scale, rotation, 0, 0, info));
QPointF hotSpot = brush->hotSpot(scale, scale, rotation, info);
/**
* Update the brush mask.
*
* Upon leaving the function:
* o m_maskDab stores the new mask
* o m_maskBounds stores the extents of the mask paint device
* o m_dstDabRect stores the destination rect where the mask is going
* to be written to
*/
updateMask(info, scale, rotation, scatteredPos);
QPointF newCenterPos = QRectF(m_dstDabRect).center();
/**
* Save the center of the current dab to know where to read the
* data during the next pass. We do not save scatteredPos here,
* because it may differ slightly from the real center of the
* brush (due to rounding effects), which will result in a
* really weird quality.
*/
QRect srcDabRect = m_dstDabRect.translated((m_lastPaintPos - newCenterPos).toPoint());
m_lastPaintPos = newCenterPos;
KisSpacingInformation spacingInfo =
effectiveSpacing(scale, rotation,
m_spacingOption, info);
if (m_firstRun) {
m_firstRun = false;
return spacingInfo;
}
// save the old opacity value and composite mode
quint8 oldOpacity = painter()->opacity();
QString oldCompositeOpId = painter()->compositeOp()->id();
qreal fpOpacity = (qreal(oldOpacity) / 255.0) * m_opacityOption.getOpacityf(info);
if (m_image && m_overlayModeOption.isChecked()) {
m_image->blockUpdates();
m_backgroundPainter->bitBlt(QPoint(), m_image->projection(), srcDabRect);
m_image->unblockUpdates();
}
else {
// IMPORTANT: clear the temporary painting device to color black with zero opacity:
// it will only clear the extents of the brush.
m_tempDev->clear(QRect(QPoint(), m_dstDabRect.size()));
}
if (m_smudgeRateOption.getMode() == KisSmudgeOption::SMEARING_MODE) {
m_smudgePainter->bitBlt(QPoint(), painter()->device(), srcDabRect);
} else {
QPoint pt = (srcDabRect.topLeft() + hotSpot).toPoint();
if (m_smudgeRadiusOption.isChecked()) {
qreal effectiveSize = 0.5 * (m_dstDabRect.width() + m_dstDabRect.height());
m_smudgeRadiusOption.apply(*m_smudgePainter, info, effectiveSize, pt.x(), pt.y(), painter()->device());
KoColor color2 = m_smudgePainter->paintColor();
m_smudgePainter->fill(0, 0, m_dstDabRect.width(), m_dstDabRect.height(), color2);
} else {
KoColor color = painter()->paintColor();
// get the pixel on the canvas that lies beneath the hot spot
// of the dab and fill the temporary paint device with that color
KisCrossDeviceColorPickerInt colorPicker(painter()->device(), color);
colorPicker.pickColor(pt.x(), pt.y(), color.data());
m_smudgePainter->fill(0, 0, m_dstDabRect.width(), m_dstDabRect.height(), color);
}
}
// if the user selected the color smudge option,
// we will mix some color into the temporary painting device (m_tempDev)
if (m_colorRateOption.isChecked()) {
// this will apply the opacity (selected by the user) to copyPainter
// (but fit the rate inbetween the range 0.0 to (1.0-SmudgeRate))
qreal maxColorRate = qMax<qreal>(1.0 - m_smudgeRateOption.getRate(), 0.2);
m_colorRateOption.apply(*m_colorRatePainter, info, 0.0, maxColorRate, fpOpacity);
// paint a rectangle with the current color (foreground color)
// or a gradient color (if enabled)
// into the temporary painting device and use the user selected
// composite mode
KoColor color = painter()->paintColor();
m_gradientOption.apply(color, m_gradient, info);
m_colorRatePainter->fill(0, 0, m_dstDabRect.width(), m_dstDabRect.height(), color);
}
// if color is disabled (only smudge) and "overlay mode" is enabled
// then first blit the region under the brush from the image projection
// to the painting device to prevent a rapid build up of alpha value
// if the color to be smudged is semi transparent.
if (m_image && m_overlayModeOption.isChecked() && !m_colorRateOption.isChecked()) {
painter()->setCompositeOp(COMPOSITE_COPY);
painter()->setOpacity(OPACITY_OPAQUE_U8);
m_image->blockUpdates();
painter()->bitBlt(m_dstDabRect.topLeft(), m_image->projection(), m_dstDabRect);
m_image->unblockUpdates();
}
// set opacity calculated by the rate option
m_smudgeRateOption.apply(*painter(), info, 0.0, 1.0, fpOpacity);
// then blit the temporary painting device on the canvas at the current brush position
// the alpha mask (maskDab) will be used here to only blit the pixels that are in the area (shape) of the brush
painter()->setCompositeOp(COMPOSITE_COPY);
painter()->bitBltWithFixedSelection(m_dstDabRect.x(), m_dstDabRect.y(), m_tempDev, m_maskDab, m_dstDabRect.width(), m_dstDabRect.height());
painter()->renderMirrorMaskSafe(m_dstDabRect, m_tempDev, 0, 0, m_maskDab, !m_dabCache->needSeparateOriginal());
// restore orginal opacy and composite mode values
painter()->setOpacity(oldOpacity);
painter()->setCompositeOp(oldCompositeOpId);
return spacingInfo;
}
