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refs #484 Revise CCoordinateGeodetic implementation to use n-vectors.

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This commit is contained in:
Mathew Sutcliffe
2015-10-19 23:24:33 +01:00
parent 7483195b47
commit bc9ff9f6b2
7 changed files with 139 additions and 75 deletions
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54
src/blackmisc/geo/coordinategeodetic.h
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@@ -17,6 +17,7 @@
#include "blackmisc/geo/longitude.h"
#include "blackmisc/pq/length.h"
#include "blackmisc/propertyindex.h"
#include <QVector3D>
namespace BlackMisc
{
@@ -38,17 +39,18 @@ namespace BlackMisc
IndexLatitudeAsString,
IndexLongitudeAsString,
IndexGeodeticHeight,
IndexGeodeticHeightAsString
IndexGeodeticHeightAsString,
IndexNormalVector
};
//! Destructor
virtual ~ICoordinateGeodetic() {}
//! Latitude
virtual const CLatitude &latitude() const = 0;
virtual CLatitude latitude() const = 0;
//! Longitude
virtual const CLongitude &longitude() const = 0;
virtual CLongitude longitude() const = 0;
//! Height, ellipsoidal or geodetic height (used in GPS)
//! This is approximately MSL (orthometric) height, aka elevation.
@@ -56,6 +58,11 @@ namespace BlackMisc
//! \sa http://www.esri.com/news/arcuser/0703/geoid1of3.html
virtual const BlackMisc::PhysicalQuantities::CLength &geodeticHeight() const = 0;
//! Normal vector
//! \sa https://en.wikipedia.org/wiki/N-vector
//! \sa http://www.movable-type.co.uk/scripts/latlong-vectors.html
virtual QVector3D normalVector() const = 0;
//! \copydoc CValueObject::propertyByIndex
CVariant propertyByIndex(const BlackMisc::CPropertyIndex &index) const;
@@ -85,6 +92,12 @@ namespace BlackMisc
//! Initial bearing
BLACKMISC_EXPORT BlackMisc::PhysicalQuantities::CAngle calculateBearing(const ICoordinateGeodetic &coordinate1, const ICoordinateGeodetic &coordinate2);
//! Euclidean distance between normal vectors
BLACKMISC_EXPORT double calculateEuclideanDistance(const ICoordinateGeodetic &coordinate1, const ICoordinateGeodetic &coordinate2);
//! Euclidean distance squared between normal vectors, use for more efficient sorting by distance
BLACKMISC_EXPORT double calculateEuclideanDistanceSquared(const ICoordinateGeodetic &coordinate1, const ICoordinateGeodetic &coordinate2);
//! Interface (actually more an abstract class) of coordinate and
//! relative position to own aircraft
class BLACKMISC_EXPORT ICoordinateWithRelativePosition : public ICoordinateGeodetic
@@ -131,44 +144,52 @@ namespace BlackMisc
//! Default constructor
CCoordinateGeodetic() = default;
//! Constructor by normal vector
CCoordinateGeodetic(const QVector3D &normal) : m_x(normal.x()), m_y(normal.y()), m_z(normal.z()) {}
//! Constructor by values
CCoordinateGeodetic(CLatitude latitude, CLongitude longitude, BlackMisc::PhysicalQuantities::CLength height) :
m_latitude(latitude), m_longitude(longitude), m_geodeticHeight(height) {}
CCoordinateGeodetic(CLatitude latitude, CLongitude longitude, BlackMisc::PhysicalQuantities::CLength height);
//! Constructor by values
CCoordinateGeodetic(double latitudeDegrees, double longitudeDegrees, double heightMeters) :
m_latitude(latitudeDegrees, BlackMisc::PhysicalQuantities::CAngleUnit::deg()), m_longitude(longitudeDegrees, BlackMisc::PhysicalQuantities::CAngleUnit::deg()), m_geodeticHeight(heightMeters, BlackMisc::PhysicalQuantities::CLengthUnit::m()) {}
CCoordinateGeodetic({ latitudeDegrees, BlackMisc::PhysicalQuantities::CAngleUnit::deg() }, { longitudeDegrees, BlackMisc::PhysicalQuantities::CAngleUnit::deg() }, { heightMeters, BlackMisc::PhysicalQuantities::CLengthUnit::m() }) {}
//! \copydoc ICoordinateGeodetic::latitude
virtual const CLatitude &latitude() const override { return this->m_latitude; }
virtual CLatitude latitude() const override;
//! \copydoc ICoordinateGeodetic::longitude
virtual const CLongitude &longitude() const override { return this->m_longitude; }
virtual CLongitude longitude() const override;
//! \copydoc ICoordinateGeodetic::geodeticHeight
virtual const BlackMisc::PhysicalQuantities::CLength &geodeticHeight() const override { return this->m_geodeticHeight; }
//! \copydoc ICoordinateGeodetic::normalVector
virtual QVector3D normalVector() const;
//! \copydoc CValueObject::propertyByIndex
CVariant propertyByIndex(const BlackMisc::CPropertyIndex &index) const;
//! \copydoc CValueObject::setPropertyByIndex
void setPropertyByIndex(const CVariant &variant, const BlackMisc::CPropertyIndex &index);
//! Switch unit of latitude / longitude
CCoordinateGeodetic &switchUnit(const BlackMisc::PhysicalQuantities::CAngleUnit &unit);
//! Switch unit of height
CCoordinateGeodetic &switchUnit(const BlackMisc::PhysicalQuantities::CLengthUnit &unit);
//! Set latitude
void setLatitude(const CLatitude &latitude) { this->m_latitude = latitude; }
void setLatitude(const CLatitude &latitude);
//! Set longitude
void setLongitude(const CLongitude &longitude) { this->m_longitude = longitude; }
void setLongitude(const CLongitude &longitude);
//! Set latitude and longitude
void setLatLong(const CLatitude &latitude, const CLongitude &longitude);
//! Set height (ellipsoidal or geodetic height)
void setGeodeticHeight(const BlackMisc::PhysicalQuantities::CLength &height) { this->m_geodeticHeight = height; }
//! Set normal vector
void setNormalVector(const QVector3D &normal) { this->m_x = normal.x(); this->m_y = normal.y(); this->m_z = normal.z(); }
//! Coordinate by WGS84 position data
static CCoordinateGeodetic fromWgs84(const QString &latitudeWgs84, const QString &longitudeWgs84, const BlackMisc::PhysicalQuantities::CLength &geodeticHeight = {});
@@ -177,15 +198,16 @@ namespace BlackMisc
private:
BLACK_ENABLE_TUPLE_CONVERSION(CCoordinateGeodetic)
BlackMisc::Geo::CLatitude m_latitude; //!< Latitude
BlackMisc::Geo::CLongitude m_longitude; //!< Longitude
double m_x = 0; //!< normal vector
double m_y = 0; //!< normal vector
double m_z = 0; //!< normal vector
BlackMisc::PhysicalQuantities::CLength m_geodeticHeight { 0, BlackMisc::PhysicalQuantities::CLengthUnit::nullUnit() }; //!< height, ellipsoidal or geodetic height
};
} // namespace
} // namespace
BLACK_DECLARE_TUPLE_CONVERSION(BlackMisc::Geo::CCoordinateGeodetic, (o.m_latitude, o.m_longitude, o.m_geodeticHeight))
BLACK_DECLARE_TUPLE_CONVERSION(BlackMisc::Geo::CCoordinateGeodetic, (o.m_x, o.m_y, o.m_z, o.m_geodeticHeight))
Q_DECLARE_METATYPE(BlackMisc::Geo::CCoordinateGeodetic)
#endif // guard