/// \param recodir The directory containing galice.root for reconstructed data.
/// \param simdir The directory containing galice.root for simulated data.
/// \param outFileName The output filename containing AliMUONTrackLight and AliMUONPairLight objects.
-/// \param geoFilename The filename containing the geometry.
char startingDir[200];
sprintf (startingDir,"%s",gSystem->pwd());