void
SignalHandle::updatePos(SignalRoadItem *signalRoadItem, const QPointF &position, double sStartHint, double sEndHint)
{
RSystemElementRoad *road = signalRoadItem->getRoad();
// Calculate road coordinate //
//
double s = road->getSFromGlobalPoint(position, sStartHint, sEndHint);
// Set Item Pose //
//
setPos(road->getGlobalPoint(s, 0.0));
setRotation(road->getGlobalHeading(s));
// Line that spans the whole road //
//
QPainterPath path;
path.moveTo(0.0, road->getMinWidth(s));
path.lineTo(0.0, road->getMaxWidth(s));
path.addPath(*pathTemplate_);
setPath(path);
}
void
JunctionElementItem::createPath()
{
RSystemElementRoad *road = trackElement_->getParentRoad();
// Initialization //
//
double sStart = trackElement_->getSStart() + 0.001; // 1mm gap
double sEnd = trackElement_->getSEnd() - 0.001; // 1mm gap
if (sEnd < sStart)
sEnd = sStart;
// double pointsPerMeter = 1.0; // BAD: hard coded!
double pointsPerMeter = getProjectGraph()->getProjectWidget()->getLODSettings()->TopViewEditorPointsPerMeter;
int pointCount = int(ceil((sEnd - sStart) * pointsPerMeter)); // TODO curvature...
if (pointCount <= 1)
{
pointCount = 2; // should be at least 2 to get a quad
}
QVector<QPointF> points(2 * pointCount + 1);
double segmentLength = (sEnd - sStart) / (pointCount - 1);
// Right side //
//
for (int i = 0; i < pointCount; ++i)
{
double s = sStart + i * segmentLength; // [sStart, sEnd]
if (road)
{
points[i] = trackElement_->getPoint(s, road->getMinWidth(s));
}
else
{
points[i] = trackElement_->getPoint(s, 0.0);
}
// qDebug() << s << " " << points[i] << " " << road->getMinWidth(s);
if (i > 0 && (points[i] - points[i - 1]).manhattanLength() > 30)
{
// QPointF tmp = trackElement_->getPoint(s, road->getMinWidth(s));
// qDebug() << "*************";
}
}
// Left side //
//
for (int i = 0; i < pointCount; ++i)
{
double s = sEnd - i * segmentLength; // [sEnd, sStart]
if (s < 0.0)
s = 0.0; // can happen due to numerical inaccuracy (around -1.0e-15)
points[i + pointCount] = trackElement_->getPoint(s, road->getMaxWidth(s));
}
// End point //
//
points[2 * pointCount] = trackElement_->getPoint(sStart, road->getMinWidth(sStart));
// Psycho-Path //
//
QPainterPath path;
path.addPolygon(QPolygonF(points));
setPath(path);
}
