- TObjArray* fEnvelopes; // the envelopes names and transformations
- // wrt to the chamber position in mother volume
- AliMUONGeometryStore* fDetElements; // detection elements
- // used for alignement of enevelopes
- Bool_t fDebug; // Switch for debugging
- Bool_t fAlign; // option to read transformations from a file
+ TObjArray* fEnvelopes; ///< \brief the envelopes names and transformations
+ /// wrt to the chamber position in mother volume
+ AliMpExMap* fDetElements; ///< \brief detection elements
+ /// used for alignement of envelopes
+ TGeoCombiTrans fReferenceFrame; ///< \brief the transformation from the builder
+ /// reference frame to that of the transform
+ /// data files
+ Bool_t fDebug; ///< Switch for debugging \deprecated - use AliLog instead
+ Bool_t fAlign; ///< option to read transformations from a file