GeoLineSegment.h

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#ifndef BASICTOOL_GEOLINESEGMENT_H
#define BASICTOOL_GEOLINESEGMENT_H

#include "larcorealg/GeoAlgo/GeoVector.h"

namespace geoalgo {
  class LineSegment {

  public:
    LineSegment();

    virtual ~LineSegment() {}

    LineSegment(double const start_x,
                double const start_y,
                double const start_z,
                double const end_x,
                double const end_y,
                double const end_z);

    LineSegment(Point_t const& start, Point_t const& end);

    //
    // Getters
    //
    Point_t const& Start() const; 
    Point_t const& End() const;   
    Vector_t const Dir() const;   

    //
    // Setters
    //
    void Start(double const x, double const y, double const z); 
    void End(double const x, double const y, double const z);   

  protected:
    void DirReset(); 
    Point_t _start;  
    Point_t _end;    
    Vector_t _dir;   

  public:
    //
    // Template
    //
    template <class T, class U>
    LineSegment(T const& start, U const& end) : LineSegment(Point_t(start), Point_t(end))
    {}
  };

  typedef LineSegment LineSegment_t;
}

#endif
 // end of doxygen group