CountingOcTree.h

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/*
 * OctoMap - An Efficient Probabilistic 3D Mapping Framework Based on Octrees
 * http://octomap.github.com/
 *
 * Copyright (c) 2009-2013, K.M. Wurm and A. Hornung, University of Freiburg
 * All rights reserved.
 * License: New BSD
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 *     * Redistributions of source code must retain the above copyright
 *       notice, this list of conditions and the following disclaimer.
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 *       documentation and/or other materials provided with the distribution.
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 *       contributors may be used to endorse or promote products derived from
 *       this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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 */

#ifndef OCTOMAP_COUNTING_OCTREE_HH
#define OCTOMAP_COUNTING_OCTREE_HH


#include <stdio.h>
#include "OcTreeBase.h"
#include "OcTreeDataNode.h"

namespace octomap {

  class CountingOcTreeNode : public OcTreeDataNode<unsigned int> {

  public:

    CountingOcTreeNode();
    ~CountingOcTreeNode();
    
    inline unsigned int getCount() const { return getValue(); }
    inline void increaseCount() { value++; }
    inline void setCount(unsigned c) {this->setValue(c); }

  };



  class CountingOcTree : public OcTreeBase <CountingOcTreeNode> {

  public:
    CountingOcTree(double resolution);
    virtual CountingOcTreeNode* updateNode(const point3d& value);
    CountingOcTreeNode* updateNode(const OcTreeKey& k);
    void getCentersMinHits(point3d_list& node_centers, unsigned int min_hits) const;

  protected:

    void getCentersMinHitsRecurs( point3d_list& node_centers,
                                  unsigned int& min_hits,
                                  unsigned int max_depth,
                                  CountingOcTreeNode* node, unsigned int depth,
                                  const OcTreeKey& parent_key) const;

    class StaticMemberInitializer{
       public:
         StaticMemberInitializer() {
           CountingOcTree* tree = new CountingOcTree(0.1);
           tree->clearKeyRays();
           AbstractOcTree::registerTreeType(tree);
         }

         void ensureLinking() {};
    };
    static StaticMemberInitializer countingOcTreeMemberInit;
  };


}


#endif