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1 | #ifndef _BoundingBoxConverter_H__
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2 | #define _BoundingBoxConverter_H__
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3 | #include <vector>
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4 | #include "AxisAlignedBox3.h"
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5 |
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6 | namespace GtpVisibilityPreprocessor {
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7 |
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8 | /** helper struct used to identify objects with similar bounding boxes.
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9 | */
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10 | struct IndexedBoundingBox: public std::pair<int, AxisAlignedBox3>
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11 | {
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12 | typedef std::pair<int, AxisAlignedBox3> IndexedBoundingBoxParent;
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13 |
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14 | IndexedBoundingBox(int idx, const AxisAlignedBox3 &box): IndexedBoundingBoxParent(idx, box)
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15 | {}
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16 | };
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17 |
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18 | /** This class assigns unique indices to objects by
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19 | comparing bounding boxes.
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20 | */
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21 | class BoundingBoxConverter
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22 | {
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23 | public:
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24 | /** Takes a vector of indexed bounding boxes and uses it to
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25 | identify objects with a similar bounding box
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26 | and assigns them the proper index (id).
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27 | The objects are returned in the object container.
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28 |
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29 | @returns true if conversion was successful
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30 | */
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31 | virtual bool IdentifyObjects(const IndexedBoundingBoxContainer &iboxes,
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32 | ObjectContainer &objects) const
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33 | {
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34 | // default: do nothing as we assume that a unique id is
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35 | // already assigned to the objects.
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36 | return true;
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37 | }
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38 | };
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39 |
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40 | }
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41 |
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42 | #endif // _BoundingBoxConverter_H__
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