bool GroundPlaneGenerator::generateGroundPlane(const QString & boardSvg, QSizeF boardImageSize, const QString & svg, QSizeF copperImageSize,
QStringList & exceptions, QGraphicsItem * board, double res, const QString & color)
{
double bWidth, bHeight;
QImage * image = generateGroundPlaneAux(boardSvg, boardImageSize, svg, copperImageSize, exceptions, board, res, bWidth, bHeight);
if (image == NULL) return false;
scanImage(*image, bWidth, bHeight, GraphicsUtils::StandardFritzingDPI / res, res, color, true, true, QSizeF(.05, .05), 1 / FSvgRenderer::printerScale(), QPointF(0,0));
delete image;
return true;
}
bool GroundPlaneGenerator::generateGroundPlaneUnit(const QString & boardSvg, QSizeF boardImageSize, const QString & svg, QSizeF copperImageSize,
QStringList & exceptions, QGraphicsItem * board, double res, const QString & color, const QString & layerName,
QPointF whereToStart, double blurBy)
{
double bWidth, bHeight;
QImage * image = generateGroundPlaneAux(boardSvg, boardImageSize, svg, copperImageSize, exceptions, board, res, bWidth, bHeight, blurBy);
if (image == NULL) return false;
QPoint s(qRound(res * (whereToStart.x() - board->pos().x()) / FSvgRenderer::printerScale()),
qRound(res * (whereToStart.y() - board->pos().y()) / FSvgRenderer::printerScale()));
QBitArray redMarker(image->height() * image->width(), false);
QRgb pixel = image->pixel(s);
int gray = QGRAY(pixel);
if (gray <= THRESHOLD) {
// starting off in bad territory
delete image;
return false;
}
// step 1 flood fill white to "red" (keep max locations)
int minY = image->height();
int maxY = 0;
int minX = image->width();
int maxX = 0;
QList<QPoint> stack;
stack << s;
while (stack.count() > 0) {
QPoint p = stack.takeFirst();
if (p.x() < 0) continue;
if (p.y() < 0) continue;
if (p.x() >= image->width()) continue;
if (p.y() >= image->height()) continue;
if (redMarker.testBit(OFFSET(p.x(), p.y(), image))) continue; // already been here
QRgb pixel = image->pixel(p);
int gray = QGRAY(pixel);
if (gray <= THRESHOLD) continue; // black; bail
redMarker.setBit(OFFSET(p.x(), p.y(), image), true);
if (p.x() > maxX) maxX = p.x();
if (p.x() < minX) minX = p.x();
if (p.y() > maxY) maxY = p.y();
if (p.y() < minY) minY = p.y();
stack.append(QPoint(p.x() - 1, p.y()));
stack.append(QPoint(p.x() + 1, p.y()));
stack.append(QPoint(p.x(), p.y() - 1));
stack.append(QPoint(p.x(), p.y() + 1));
}
//image->save("testPoly1.png");
// step 2 replace white with black
image->fill(0);
// step 3 replace "red" with white
for (int y = 0; y < image->height(); y++) {
for (int x = 0; x < image->width(); x++) {
if (redMarker.testBit(OFFSET(x, y, image))) {
image->setPixel(x, y, 1);
}
}
}
#ifndef QT_NO_DEBUG
image->save("testGroundPlaneUnit3.png");
#endif
scanImage(*image, bWidth, bHeight, GraphicsUtils::StandardFritzingDPI / res, res, color, layerName, true, res / 50, true, QSizeF(.05, .05), 1 / FSvgRenderer::printerScale(), QPointF(0,0));
delete image;
return true;
}
