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Added support for Transversal Mercator projection

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This commit is contained in:
Martin Tůma
2017-03-29 00:17:47 +02:00
parent b3dc886afc
commit b3e8081942
13 changed files with 244 additions and 35 deletions
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10
src/coordinates.cpp
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@ -17,16 +17,6 @@ qreal Coordinates::distanceTo(const Coordinates &c) const
return (WGS84_RADIUS * (2.0 * atan2(sqrt(a), sqrt(1.0 - a))));
}
QPointF Coordinates::toMercator() const
{
return QPointF(_lon, rad2deg(log(tan(M_PI/4.0 + deg2rad(_lat)/2.0))));
}
Coordinates Coordinates::fromMercator(const QPointF &m)
{
return Coordinates(m.x(), rad2deg(2 * atan(exp(deg2rad(m.y()))) - M_PI/2));
}
QDebug operator<<(QDebug dbg, const Coordinates &coordinates)
{
dbg.nospace() << "Coordinates(" << coordinates.lon() << ", "