/usr/include/SFCGAL/Point.h is in libsfcgal-dev 1.2.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* SFCGAL
*
* Copyright (C) 2012-2013 Oslandia <infos@oslandia.com>
* Copyright (C) 2012-2013 IGN (http://www.ign.fr)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, see <http://www.gnu.org/licenses/>.
*/
#ifndef _SFCGAL_POINT_H_
#define _SFCGAL_POINT_H_
#include <SFCGAL/Coordinate.h>
#include <SFCGAL/Geometry.h>
#include <SFCGAL/detail/TypeForDimension.h>
#include <boost/serialization/base_object.hpp>
namespace SFCGAL {
/**
* A point in SFA.
* @ingroup public_api
* The x(),y(),z() interface is based on CGAL kernel requirements, taken
* from examples/Kernel_23/MyPointC2.h
* @todo strong typing on coordinate dimension?
*/
class SFCGAL_API Point : public Geometry {
public:
/**
* Empty point constructor
*/
Point() ;
/**
* Constructor with Coordinate
*/
Point( const Coordinate& coordinate ) ;
/**
* XY Constructor with exact coordinates
*/
Point( const Kernel::FT& x, const Kernel::FT& y ) ;
/**
* XY Constructor with exact coordinates
*/
Point( const Kernel::FT& x, const Kernel::FT& y, const Kernel::FT& z, const double& m = NaN() ) ;
/**
* XY constructor
*/
Point( const double& x, const double& y ) ;
/**
* XYZ constructor
*/
Point( const double& x, const double& y, const double& z ) ;
/**
* XYZM constructor
*/
Point( const double& x, const double& y, const double& z, const double& m ) ;
/**
* Constructor from CGAL::Point_2<K>
*/
Point( const Kernel::Point_2& other ) ;
/**
* Constructor from CGAL::Point_3<K>
*/
Point( const Kernel::Point_3& other ) ;
/**
* copy constructor
*/
Point( const Point& other ) ;
/**
* assign operator
*/
Point& operator = ( const Point& other ) ;
/**
* destructor
*/
~Point() ;
//-- SFCGAL::Geometry
virtual Point* clone() const ;
//-- SFCGAL::Geometry
virtual std::string geometryType() const ;
//-- SFCGAL::Geometry
virtual GeometryType geometryTypeId() const ;
//-- SFCGAL::Geometry
virtual int dimension() const ;
//-- SFCGAL::Geometry
virtual int coordinateDimension() const ;
//-- SFCGAL::Geometry
virtual bool isEmpty() const ;
//-- SFCGAL::Geometry
virtual bool is3D() const ;
//-- SFCGAL::Geometry
virtual bool isMeasured() const ;
//--- accessors
/**
* Returns the x value as a double throw for empty Point
*/
inline Kernel::RT x() const {
return _coordinate.x() ;
}
/**
* Returns the y value as a double throw for empty Point
*/
inline Kernel::RT y() const {
return _coordinate.y() ;
}
/**
* Returns the z value (zero for 2D) throw for empty Point
*/
inline Kernel::RT z() const {
return _coordinate.z() ;
}
/**
* Returns the m value (NaN is not defined)
*/
inline double m() const {
return _m ;
}
/**
* Sets the m value
*/
inline void setM( const double& m ) {
_m = m ;
}
/**
* compare two points
*/
bool operator < ( const Point& other ) const ;
/**
* compare with an other point
*/
bool operator == ( const Point& other ) const ;
/**
* compare with an other point
*/
bool operator != ( const Point& other ) const ;
//-- visitors
//-- SFCGAL::Geometry
virtual void accept( GeometryVisitor& visitor ) ;
//-- SFCGAL::Geometry
virtual void accept( ConstGeometryVisitor& visitor ) const ;
/**
* @see Coordinate::toVector_2()
*/
inline Kernel::Vector_2 toVector_2() const {
return _coordinate.toVector_2();
}
/**
* @see Coordinate::toVector_3()
*/
inline Kernel::Vector_3 toVector_3() const {
return _coordinate.toVector_3();
}
/**
* @see Coordinate::toPoint_2()
*/
inline Kernel::Point_2 toPoint_2() const {
return _coordinate.toPoint_2();
}
/**
* @see Coordinate::toPoint_3()
*/
inline Kernel::Point_3 toPoint_3() const {
return _coordinate.toPoint_3();
}
/**
* @brief Converts to CGAL::Point_2 or CGAL::Point_3
*/
template <int D>
typename detail::TypeForDimension<D>::Point toPoint_d() const;
inline Coordinate& coordinate() {
return _coordinate;
}
inline const Coordinate& coordinate() const {
return _coordinate;
}
/**
* Serializer
*/
template <class Archive>
void serialize( Archive& ar, const unsigned int /*version*/ ) {
ar& boost::serialization::base_object<Geometry>( *this );
ar& _coordinate;
}
private:
Coordinate _coordinate ;
/**
* @brief m coordinates (NaN if not defined)
*/
double _m ;
};
}
#endif
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