codac2_Segment.h

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#pragma once
 
#include <vector>
#include <utility>
#include "codac2_Vector.h"
#include "codac2_BoolInterval.h"
#include "codac2_IntervalVector.h"
 
namespace codac2
{
  class ConvexPolygon;
  class Segment : public std::array<IntervalVector,2>
  {
    public:

      Segment(const std::array<IntervalVector,2>& x);

      Segment(const IntervalVector& x1, const IntervalVector& x2);

      IntervalVector box() const;

      BoolInterval intersects(const Segment& e) const;

      BoolInterval contains(const IntervalVector& p) const;

      bool operator==(const Segment& p) const;
  };

  IntervalVector operator&(const Segment& e1, const Segment& e2);
 
  Segment operator&(const Segment& e1, const ConvexPolygon& p2);

  IntervalVector proj_intersection(const Segment& e1, const Segment& e2);

  BoolInterval colinear(const Segment& e1, const Segment& e2);

  std::ostream& operator<<(std::ostream& str, const Segment& e);
}