DocumentModelPointMatch::DocumentModelPointMatch(const DocumentModelPointMatch &other) :
m_maxPointSize (other.maxPointSize()),
m_paletteColorAccepted (other.paletteColorAccepted()),
m_paletteColorCandidate (other.paletteColorCandidate()),
m_paletteColorRejected (other.paletteColorRejected())
{
}
QList<PointMatchPixel> DigitizeStatePointMatch::extractSamplePointPixels (const QImage &img,
const DocumentModelPointMatch &modelPointMatch,
const QPointF &posScreen) const
{
LOG4CPP_INFO_S ((*mainCat)) << "DigitizeStatePointMatch::extractSamplePointPixels";
// All points inside modelPointMatch.maxPointSize() are collected, whether or not they
// are on or off. Originally only the on points were collected, but obvious mismatches
// were happening (example, 3x3 point would appear to be found in several places inside 8x32 rectangle)
QList<PointMatchPixel> samplePointPixels;
int radiusMax = qFloor (modelPointMatch.maxPointSize() / 2);
ColorFilter colorFilter;
for (int xOffset = -radiusMax; xOffset <= radiusMax; xOffset++) {
for (int yOffset = -radiusMax; yOffset <= radiusMax; yOffset++) {
int x = qFloor (posScreen.x() + xOffset);
int y = qFloor (posScreen.y() + yOffset);
int radius = qFloor (qSqrt (xOffset * xOffset + yOffset * yOffset));
if (radius <= radiusMax) {
bool pixelIsOn = colorFilter.pixelFilteredIsOn (img,
x,
y);
PointMatchPixel point (xOffset,
yOffset,
pixelIsOn);
samplePointPixels.push_back (point);
}
}
}
return samplePointPixels;
}