Line data    Source code

       1             : /**************************************************************************
       2             :  * Copyright(c) 1998-2009, ALICE Experiment at CERN, All rights reserved. *
       3             :  *                                                                        *
       4             :  * Author: The ALICE Off-line Project.                                    *
       5             :  * Contributors are mentioned in the code where appropriate.              *
       6             :  *                                                                        *
       7             :  * Permission to use, copy, modify and distribute this software and its   *
       8             :  * documentation strictly for non-commercial purposes is hereby granted   *
       9             :  * without fee, provided that the above copyright notice appears in all   *
      10             :  * copies and that both the copyright notice and this permission notice   *
      11             :  * appear in the supporting documentation. The authors make no claims     *
      12             :  * about the suitability of this software for any purpose. It is          *
      13             :  * provided "as is" without express or implied warranty.                  *
      14             :  **************************************************************************/
      15             : 
      16             : ///////////////////////////////////////////////////////////////////////////////
      17             : //                                                                           //
      18             : // Implementation of the "neutral" track parameterisation class.             //
      19             : //                                                                           //
      20             : // At the moment we use a standard AliExternalTrackParam with 0 curvature.   //
      21             : //                                                                           //
      22             : //        Origin: A.Dainese, I.Belikov                                       //
      23             : ///////////////////////////////////////////////////////////////////////////////
      24             : 
      25             : #include "AliExternalTrackParam.h"
      26             : #include "AliNeutralTrackParam.h"
      27             : 
      28         176 : ClassImp(AliNeutralTrackParam)
      29             :  
      30             : //_____________________________________________________________________________
      31             : AliNeutralTrackParam::AliNeutralTrackParam() :
      32           0 : AliExternalTrackParam()
      33           0 : {
      34             :   //
      35             :   // default constructor
      36             :   //
      37           0 : }
      38             : 
      39             : //_____________________________________________________________________________
      40             : AliNeutralTrackParam::AliNeutralTrackParam(const AliNeutralTrackParam &track):
      41           0 : AliExternalTrackParam(track)
      42           0 : {
      43             :   //
      44             :   // copy constructor
      45             :   //
      46           0 : }
      47             : 
      48             : //_____________________________________________________________________________
      49             : AliNeutralTrackParam& AliNeutralTrackParam::operator=(const AliNeutralTrackParam &trkPar)
      50             : {
      51             :   //
      52             :   // assignment operator
      53             :   //
      54             :   
      55           0 :   if (this!=&trkPar) {
      56           0 :     AliExternalTrackParam::operator=(trkPar);
      57           0 :   }
      58             : 
      59           0 :   return *this;
      60             : }
      61             : 
      62             : //_____________________________________________________________________________
      63             : AliNeutralTrackParam::AliNeutralTrackParam(Double_t x, Double_t alpha, 
      64             :                                              const Double_t param[5], 
      65             :                                              const Double_t covar[15]) :
      66           0 : AliExternalTrackParam(x,alpha,param,covar)
      67           0 : {
      68             :   //
      69             :   // create external track parameters from given arguments
      70             :   //
      71           0 : }
      72             : 
      73             : //_____________________________________________________________________________
      74             : AliNeutralTrackParam::AliNeutralTrackParam(const AliVTrack *vTrack) :
      75           0 : AliExternalTrackParam(vTrack)
      76           0 : {
      77             :   //
      78             :   // Constructor from virtual track,
      79             :   // This is not a copy contructor !
      80             :   //
      81             : 
      82           0 : }
      83             : 
      84             : //_____________________________________________________________________________
      85             : AliNeutralTrackParam::AliNeutralTrackParam(Double_t xyz[3],Double_t pxpypz[3],
      86             :                                              Double_t cv[21],Short_t sign) :
      87           0 : AliExternalTrackParam(xyz,pxpypz,cv,sign)
      88           0 : {
      89             :   //
      90             :   // constructor from the global parameters
      91             :   //
      92           0 : }
      93             :