segment.h

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// -*- mode: c++ -*-
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#ifndef JSK_RECOGNITION_UTILS_GEO_SEGMENT_H_
#define JSK_RECOGNITION_UTILS_GEO_SEGMENT_H_

#include <iostream>
#include "jsk_recognition_utils/geo/line.h"
#include "visualization_msgs/Marker.h"

namespace jsk_recognition_utils
{
  class Plane;
  class Segment: public Line
  {
  public:
    typedef boost::shared_ptr<Segment> Ptr;

    Segment(const Eigen::Vector3f& from, const Eigen::Vector3f to);

    virtual void getEnd(Eigen::Vector3f& output) const;
    virtual Eigen::Vector3f getEnd() const;

    virtual void foot(const Eigen::Vector3f& point, Eigen::Vector3f& output) const;
    virtual double dividingRatio(const Eigen::Vector3f& point) const;
    virtual double distance(const Eigen::Vector3f& point) const;
    virtual double distance(const Eigen::Vector3f& point, Eigen::Vector3f& foot_point) const;
    virtual bool intersect(Plane& plane, Eigen::Vector3f& point) const;
    virtual void midpoint(Eigen::Vector3f& midpoint) const;
    //virtual double distance(const Segment& other);
    friend std::ostream& operator<<(std::ostream& os, const Segment& seg);

    virtual double distanceWithInfo(const Eigen::Vector3f& from,
                                    Eigen::Vector3f& foot_point,
                                    double &distance_to_goal) const;

    virtual Segment::Ptr flipSegment() const;

    virtual double length() const;

    void toMarker(visualization_msgs::Marker& marker) const;

    virtual bool isCross (const Line &ln, double distance_threshold = 1e-5) const;
    virtual bool isCross (const Segment &ln, double distance_threshold = 1e-5) const;

  protected:
    Eigen::Vector3f to_;
    double length_;
  private:
  };
}

#endif