ANALYSIS/TenderSupplies/AliPIDTenderSupply.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   *
   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 //                                                                           //
  19 // PID tender: Do combined PID                                               //
  20 //                                                                           //
  21 //                                                                           //
  22 ///////////////////////////////////////////////////////////////////////////////
  23
  24
  25 #include <AliESDpid.h>
  26 #include <AliESDEvent.h>
  27 #include <AliESDInputHandler.h>
  28 #include "AliTender.h"
  29
  30 #include "AliPIDTenderSupply.h"
  31
  32 AliPIDTenderSupply::AliPIDTenderSupply() :
  33   AliTenderSupply()
  34 {
  35   //
  36   // default ctor
  37   //
  38 }
  39
  40 //_____________________________________________________
  41 AliPIDTenderSupply::AliPIDTenderSupply(const char *name, const AliTender *tender) :
  42   AliTenderSupply(name,tender)
  43 {
  44   //
  45   // named ctor
  46   //
  47 }
  48
  49 //_____________________________________________________
  50 void AliPIDTenderSupply::ProcessEvent()
  51 {
  52   //
  53   // Combine PID information
  54   //
  55
  56   AliESDEvent *event=fTender->GetEvent();
  57   if (!event) return;
  58
  59   AliESDpid *pid=fTender->GetESDhandler()->GetESDpid();
  60   if (!pid) return;
  61   //
  62   // recalculate combined PID probabilities
  63   //
  64   Int_t ntracks=event->GetNumberOfTracks();
  65   for(Int_t itrack = 0; itrack < ntracks; itrack++)
  66     pid->CombinePID(event->GetTrack(itrack));
  67
  68 }