costcalculator.h

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/***************************************************************************
    costcalculator.h
    ---------------------
    begin                : November 2009
    copyright            : (C) 2009 by Martin Dobias
    email                : wonder dot sk at gmail dot com
 ***************************************************************************
 *                                                                         *
 *   This program 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.                                   *
 *                                                                         *
 ***************************************************************************/
#ifndef COSTCALCULATOR_H
#define COSTCALCULATOR_H

#include "rtree.hpp"

namespace pal
{
  class Feats;

  class CostCalculator
  {
    public:
      static void addObstacleCostPenalty( LabelPosition* lp, PointSet* feat );

      static void setPolygonCandidatesCost( int nblp, LabelPosition **lPos, int max_p, RTree<PointSet*, double, 2, double> *obstacles, double bbx[4], double bby[4] );

      static void setCandidateCostFromPolygon( LabelPosition* lp, RTree <PointSet*, double, 2, double> *obstacles, double bbx[4], double bby[4] );

      static int finalizeCandidatesCosts( Feats* feat, int max_p, RTree <PointSet*, double, 2, double> *obstacles, double bbx[4], double bby[4] );
  };

  class PolygonCostCalculator
  {
      LabelPosition *lp;
      double px, py;
      double dist;
      bool ok;

    public:
      PolygonCostCalculator( LabelPosition *lp );

      void update( PointSet *pset );

      double getCost();

      LabelPosition *getLabel();
  };
}

#endif // COSTCALCULATOR_H