PWG2/FLOW/AliFlowCommon/AliFlowEventStar.cxx

   1 /**************************************************************************
   2  * Copyright(c) 1998-1999, 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   *
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  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   AliFlowEventStar: Event container for flow analysis
  18
  19   origin:   Mikolaj Krzewicki  (mikolaj.krzewicki@cern.ch)
  20 *****************************************************************/
  21
  22 #include "Riostream.h"
  23 #include "AliFlowEventSimple.h"
  24 #include "AliFlowTrackSimple.h"
  25 #include "AliStarTrack.h"
  26 #include "AliStarTrackCuts.h"
  27 #include "AliStarEvent.h"
  28 #include "AliFlowEventStar.h"
  29
  30 ClassImp(AliFlowEventStar)
  31
  32 //-----------------------------------------------------------------------
  33
  34 AliFlowEventStar::AliFlowEventStar():
  35   AliFlowEventSimple()
  36 {
  37   //ctor
  38   cout << "AliFlowEventStar: Default constructor to be used only by root for io" << endl;
  39 }
  40
  41 //-----------------------------------------------------------------------
  42 AliFlowEventStar::AliFlowEventStar(const AliFlowEventStar& event):
  43   AliFlowEventSimple(event)
  44 {
  45   //cpy ctor
  46 }
  47
  48 //-----------------------------------------------------------------------
  49 AliFlowEventStar& AliFlowEventStar::operator=( const AliFlowEventStar& event )
  50 {
  51   //assignment operator
  52   AliFlowEventSimple::operator=(event);
  53   return *this;
  54 }
  55
  56 //-----------------------------------------------------------------------
  57 AliFlowEventStar::AliFlowEventStar( const AliStarEvent* starevent,
  58                                     const AliStarTrackCuts* rpCuts,
  59                                     const AliStarTrackCuts* poiCuts ):
  60   AliFlowEventSimple(starevent->GetNumberOfTracks())
  61 {
  62   //construct from a star event
  63   SetReferenceMultiplicity(starevent->GetRefMult());
  64   for (Int_t i=0; i<starevent->GetNumberOfTracks(); i++)
  65   {
  66     const AliStarTrack* startrack = starevent->GetTrack(i);
  67     if (!startrack) continue;
  68     AliFlowTrackSimple* flowtrack = new AliFlowTrackSimple();
  69     flowtrack->SetPhi(startrack->GetPhi());
  70     flowtrack->SetEta(startrack->GetEta());
  71     flowtrack->SetPt(startrack->GetPt());
  72     flowtrack->SetCharge(startrack->GetCharge());
  73     if (rpCuts)
  74     {
  75       Bool_t pass = rpCuts->PassesCuts(startrack);
  76       flowtrack->TagRP(pass); //tag RPs
  77       if (pass) fNumberOfRPs++;
  78     }
  79     if (poiCuts)
  80     {
  81       flowtrack->TagPOI(poiCuts->PassesCuts(startrack)); //tag POIs
  82     }
  83     AddTrack(flowtrack);
  84   }
  85 }