Ball3D.h

 
#pragma once

 
#if defined(Ball3D_RECURSES)
#error Recursive header files inclusion detected in Ball3D.h
#else // defined(Ball3D_RECURSES)
#define Ball3D_RECURSES
 
#if !defined Ball3D_h
#define Ball3D_h

// Inclusions
#include <iostream>
#include "DGtal/base/Common.h"
#include "StarShaped3D.h"
 
namespace DGtal
{

  // template class Ball3D
  template <typename TSpace>
  class Ball3D final: public StarShaped3D<TSpace>
  {
    // ----------------------- Standard services ------------------------------
  public:
 
    typedef TSpace Space;
    typedef typename Space::RealPoint RealPoint;
    typedef std::pair<double,double> AngularCoordinates;

    Ball3D() = delete;

    Ball3D( const double x0, const double y0, const double z0, const double r );

    Ball3D( const RealPoint& aPoint, const double r );

    Ball3D( const Ball3D& other );

    Ball3D& operator=( const Ball3D& other ) = delete;

    ~Ball3D() = default;
 
    // ------------- Implementation of 'StarShaped' services ------------------
  public:

    RealPoint getLowerBound() const
    {
 
      return myCenter - myRadius;
    }

    RealPoint getUpperBound() const
    {
      return myCenter + myRadius;
    }

    RealPoint center() const
    {
      return myCenter;
    }

    inline
    void moveTo( const RealPoint& newCenter )
    {
      myCenter = newCenter;
    }

    AngularCoordinates parameter( const RealPoint & p ) const;

    RealPoint x( const AngularCoordinates& t ) const;

    virtual RealPoint gradient( const AngularCoordinates& t) const ;

    virtual RealPoint rt( const AngularCoordinates& t) const ;

    virtual RealPoint rp( const AngularCoordinates& t) const ;

    virtual RealPoint rtt( const AngularCoordinates& t) const ;

    virtual RealPoint rpp( const AngularCoordinates& t) const ;

    virtual RealPoint rtp( const AngularCoordinates& t) const ;
 
 
    // ------------------------- data ----------------------------
  private:

    double myRadius;

    RealPoint myCenter;
 
    // ----------------------- Interface --------------------------------------
  public:

    void selfDisplay ( std::ostream & out ) const;

    bool isValid() const;
 
  }; // end of class Ball3D
 

  template <typename T>
  std::ostream&
  operator<< ( std::ostream & out, const Ball3D<T> & object );
 
} // namespace DGtal
 

// Includes inline functions.
#include "Ball3D.ih"
 
// //
 
#endif // !defined Ball3D_h
 
#undef Ball3D_RECURSES
#endif // else defined(Ball3D_RECURSES)