octree_container.h

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/*
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 *
 *  Point Cloud Library (PCL) - www.pointclouds.org
 *  Copyright (c) 2010-2011, Willow Garage, Inc.
 *
 *  All rights reserved.
 *
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 *  are met:
 *
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 *     notice, this list of conditions and the following disclaimer.
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 *     copyright notice, this list of conditions and the following
 *     disclaimer in the 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
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 *
 * $Id: octree_nodes.h 5596 2012-04-17 15:09:31Z jkammerl $
 */

#ifndef OCTREE_CONTAINER_H
#define OCTREE_CONTAINER_H

#include <string.h>
#include <vector>
#include <cstddef>

#include <pcl/pcl_macros.h>

using namespace std;

namespace pcl
{
  namespace octree
  {

    template<typename DataT>
      class OctreeContainerEmpty
      {
      public:
        OctreeContainerEmpty ()
        {
        }

        OctreeContainerEmpty (const OctreeContainerEmpty&)
        {
        }

        virtual
        ~OctreeContainerEmpty ()
        {
        }

        virtual OctreeContainerEmpty *
        deepCopy () const
        {
          return (new OctreeContainerEmpty (*this));
        }

        void
        setData (const DataT&)
        {
        }

        void
        getData (DataT&) const
        {
        }


        void
        getData (std::vector<DataT>&) const
        {
        }

        size_t
        getSize () const
        {
          return 0;
        }

        void
        reset ()
        {
        }
      };


    template<typename DataT>
      class OctreeContainerDataT
      {
      public:
        OctreeContainerDataT () :
            data_ (),
            isEmpty_(true)
        {
          reset ();
        }

        OctreeContainerDataT (const OctreeContainerDataT& source) :
            data_ (source.data_), isEmpty_ (source.isEmpty_)
        {
        }

        virtual
        ~OctreeContainerDataT ()
        {
        }

        virtual OctreeContainerDataT*
        deepCopy () const
        {
          return (new OctreeContainerDataT (*this));
        }

        void
        setData (const DataT& data_arg)
        {
          this->data_ = data_arg;
          isEmpty_ = false;
        }

        void
        getData (DataT& dataVector_arg) const
        {
          if (!isEmpty_)
            dataVector_arg = this->data_;
        }

        void
        getData (vector<DataT>& dataVector_arg) const
        {
          if (!isEmpty_)
            dataVector_arg.push_back (this->data_);
        }

        size_t
        getSize () const
        {
          return isEmpty_ ? 0 : 1;
        }

        void
        reset ()
        {
          isEmpty_ = true;
        }
      protected:
        DataT data_;

        bool isEmpty_;
      };


    template<typename DataT>
      class OctreeContainerDataTVector
      {
      public:
        OctreeContainerDataTVector () :
            leafDataTVector_ ()
        {
        }

        OctreeContainerDataTVector (const OctreeContainerDataTVector& source) :
            leafDataTVector_ (source.leafDataTVector_)
        {
        }

        virtual
        ~OctreeContainerDataTVector ()
        {
        }

        virtual OctreeContainerDataTVector *
        deepCopy () const
        {
          return (new OctreeContainerDataTVector (*this));
        }

        void
        setData (const DataT& data_arg)
        {
          leafDataTVector_.push_back (data_arg);
        }

        void
        getData (DataT& data_arg) const
        {
          if (leafDataTVector_.size () > 0)
            data_arg = leafDataTVector_.back ();
        }

        void
        getData (std::vector<DataT>& dataVector_arg) const
        {
          dataVector_arg.insert (dataVector_arg.end (),
              leafDataTVector_.begin (), leafDataTVector_.end ());
        }

        const std::vector<DataT>& getDataTVector () const
        {
          return leafDataTVector_;
        }

        size_t
        getSize () const
        {
          return leafDataTVector_.size ();
        }

        void
        reset ()
        {
          leafDataTVector_.clear ();
        }

      protected:
        vector<DataT> leafDataTVector_;
      };

  }
}

#endif