Distance.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_KD_TREE_R2_S1_DISTANCE_H_
#define MPBLOCKS_KD_TREE_R2_S1_DISTANCE_H_



namespace mpblocks {
namespace  kd_tree {
namespace    r2_s1 {

template <class Traits>
class Distance
{
    public:
        typedef typename Traits::Format_t       Format_t;
        typedef typename Traits::HyperRect      Hyper_t;

        typedef Eigen::Matrix<Format_t,Traits::NDim,1>  Point_t;

    private:
        Format_t    m_min;      
        Format_t    m_max;      
        Format_t    m_weight;   

    public:
        // default is [0,1] with weight of 1.0
        Distance();

        Distance(Format_t min, Format_t max, Format_t weight );
        void configure(Format_t min, Format_t max, Format_t weight );

        Format_t    operator()( const Point_t& pa, const Point_t& pb );

        Format_t    operator()( const Point_t& p, const Hyper_t& h );
};



} // namespace eucliean
} // namespace kd_tree
} // namespace mpblocks



#endif // DEFAULTDISTANCE_H_