inversion.h

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/*
 *  Copyright (C) 2012 Josh Bialkowski (jbialk@mit.edu)
 *
 *  This file is part of mpblocks.
 *
 *  mpblocks is free software: you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation, either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  mpblocks 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with mpblocks.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef MPBLOCKS_BROWN79_INVERSION_H_
#define MPBLOCKS_BROWN79_INVERSION_H_

namespace mpblocks {
namespace brown79 {


template <class Traits>
class Inversion {
 public:
  typedef typename Traits::Scalar Scalar;
  typedef typename Traits::Point Point;

 private:
  Point m_center;   
  Scalar m_radius;  

 public:
  Inversion();

  Inversion(const Point& center, Scalar radius = 1.0);

  void init(const Point& center, Scalar radius = 1.0);

  Point invert(const Point& p);

  Point operator()(const Point& p);

  const Point& center() const;

  Scalar radius() const;
};

} // namespace brown79 
} // namespace mpblocks 

#endif // INVERSION_H_