www.pudn.com > firev0.01.rar > basedist.hpp

/*
This file is part of the FIRE -- Flexible Image Retrieval System

FIRE 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 2 of the License, or
(at your option) any later version.

FIRE 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 FIRE; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/

#ifndef __basedist_hpp
#define __basedist_hpp
#include "basehisto.hpp"
#include "basefeature.hpp"
#include "diag.hpp"
#include 
#include 


class BaseDist {
public:
  
  virtual void distInit(const BaseFeature*, const vector< vector *> >&, const int) {
    DBG(DBG_VERBOSE) << "Nothing to do." << endl;
  }

  virtual void distForget() {
    DBG(DBG_VERBOSE) << "Nothing to do." << endl;
  }

  /** 
   * return the dist between the Histograms to be found at the locations where a and b point to.
   * 
   * @param a the first feature
   * @param b the second feature
   * 
   * @return the distance
   */
  virtual double dist(const BaseFeature*, const BaseFeature*) const {
    return numeric_limits::epsilon();
  };

  /** 
   * return the dist between the Histograms to be found at the locations where a and b point to.
   * 
   * @param a the first feature
   * @param b the second feature
   * 
   * @return the distance
   */
  virtual double dist(const BaseFeature*, const vector&) const {
    return numeric_limits::epsilon();
  };
  
  virtual std::string name() {
    return "basedist";
  }
  

};
#endif