source: GTP/trunk/Lib/Vis/Preprocessing/src/BoundingBoxConverter.h @ 2111

#ifndef _BoundingBoxConverter_H__
#define _BoundingBoxConverter_H__
#include <vector>
#include "AxisAlignedBox3.h"

namespace GtpVisibilityPreprocessor {

/** helper struct used to identify objects with similar bounding boxes.
*/
struct IndexedBoundingBox: public std::pair<int, AxisAlignedBox3>
{
        typedef std::pair<int, AxisAlignedBox3> IndexedBoundingBoxParent;

        IndexedBoundingBox(int idx, const AxisAlignedBox3 &box): IndexedBoundingBoxParent(idx, box)
        {}
};

/** This class assigns unique indices to objects by
    comparing bounding boxes.
*/
class BoundingBoxConverter
{
public:
        /** Takes a vector of indexed bounding boxes and uses it to 
                identify objects with a similar bounding box
                and assigns them the proper index (id).
                The objects are returned in the object container.
                
                @returns true if conversion was successful
        */
        virtual bool IdentifyObjects(const IndexedBoundingBoxContainer &iboxes,
                                                                 ObjectContainer &objects) const
        {
                // default: do nothing as we assume that a unique id is 
                // already assigned to the objects.
                return true;
        }
};

}

#endif // _BoundingBoxConverter_H__