VZERO/AliVZEROTrigger.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 /* $Id$ */
  17
  18 #include <TClonesArray.h>
  19
  20 #include "AliRun.h"
  21 #include "AliRunLoader.h"
  22 #include "AliTriggerInput.h"
  23
  24 #include "AliVZEROdigit.h"
  25 #include "AliVZEROTriggerSimulator.h"
  26 #include "AliVZEROTrigger.h"
  27
  28 //______________________________________________________________________
  29 ClassImp(AliVZEROTrigger)
  30 ////////////////////////////////////////////////////////////////////////
  31 //
  32 // Version 1
  33 //
  34 // AliVZEROTrigger:
  35 //
  36 ////////////////////////////////////////////////////////////////////////
  37
  38 //______________________________________________________________________
  39
  40 AliVZEROTrigger::AliVZEROTrigger():AliTriggerDetector()
  41 {
  42    SetName("VZERO");
  43    CreateInputs();
  44 }
  45 //______________________________________________________________________
  46 void AliVZEROTrigger::CreateInputs()
  47 {
  48         // Do not create inputs again!!
  49         if( fInputs.GetEntriesFast() > 0 ) return;
  50
  51         fInputs.AddLast( new AliTriggerInput( "VZERO_BBA_AND_BBC", "VZERO", 0 ) );
  52         fInputs.AddLast( new AliTriggerInput( "VZERO_BBA_OR_BBC","VZERO", 0 ) );
  53         fInputs.AddLast( new AliTriggerInput( "VZERO_BGA_AND_BBC",  "VZERO", 0 ) );
  54         fInputs.AddLast( new AliTriggerInput( "VZERO_BGA",   "VZERO", 0 ) );
  55         fInputs.AddLast( new AliTriggerInput( "VZERO_BGC_AND_BBA", "VZERO", 0 ) );
  56         fInputs.AddLast( new AliTriggerInput( "VZERO_BGC",   "VZERO", 0 ) );
  57         fInputs.AddLast( new AliTriggerInput( "VZERO_CTA1_AND_CTC1",   "VZERO", 0 ) );
  58         fInputs.AddLast( new AliTriggerInput( "VZERO_CTA1_OR_CTC1",   "VZERO", 0 ) );
  59         fInputs.AddLast( new AliTriggerInput( "VZERO_CTA2_AND_CTC2",   "VZERO", 0 ) );
  60         fInputs.AddLast( new AliTriggerInput( "VZERO_CTA2_OR_CTC2",   "VZERO", 0 ) );
  61         fInputs.AddLast( new AliTriggerInput( "VZERO_MTA_AND_MTC",   "VZERO", 0 ) );
  62         fInputs.AddLast( new AliTriggerInput( "VZERO_MTA_OR_MTC",   "VZERO", 0 ) );
  63         fInputs.AddLast( new AliTriggerInput( "VZERO_BBA",   "VZERO", 0 ) );
  64         fInputs.AddLast( new AliTriggerInput( "VZERO_BBC",   "VZERO", 0 ) );
  65         fInputs.AddLast( new AliTriggerInput( "VZERO_BGA_OR_BGC",   "VZERO", 0 ) );
  66         fInputs.AddLast( new AliTriggerInput( "VZERO_BEAMGAS",   "VZERO", 0 ) );
  67
  68 }
  69
  70 //______________________________________________________________________
  71 void AliVZEROTrigger::Trigger()
  72 {
  73   //  ********** Get run loader for the current event **********
  74         AliRunLoader* runLoader = AliRunLoader::Instance();
  75
  76         AliLoader* loader = runLoader->GetLoader( "VZEROLoader" );
  77
  78         if(!loader) {
  79                 AliError("Can not get VZERO loader");
  80                 return;
  81         }
  82         loader->LoadDigits("READ");
  83         TTree* vzeroDigitsTree = loader->TreeD();
  84
  85         if (!vzeroDigitsTree) {
  86                 AliError("Can not get the VZERO digit tree");
  87                 return;
  88         }
  89         TClonesArray* vzeroDigits = NULL;
  90         TBranch* digitBranch = vzeroDigitsTree->GetBranch("VZERODigit");
  91         digitBranch->SetAddress(&vzeroDigits);
  92
  93         AliVZEROTriggerSimulator * triggerSimulator = new AliVZEROTriggerSimulator(vzeroDigitsTree,vzeroDigits);
  94
  95         triggerSimulator->Run();
  96
  97         if(triggerSimulator->GetBBAandBBC())    SetInput( "VZERO_BBA_AND_BBC" );
  98         if(triggerSimulator->GetBBAorBBC())             SetInput( "VZERO_BBA_OR_BBC" );
  99         if(triggerSimulator->GetBGAandBBC())    SetInput( "VZERO_BGA_AND_BBC" );
 100         if(triggerSimulator->GetBGA())                  SetInput( "VZERO_BGA" );
 101         if(triggerSimulator->GetBGCandBBA())    SetInput( "VZERO_BGC_AND_BBA" );
 102         if(triggerSimulator->GetBGC())                  SetInput( "VZERO_BGC" );
 103         if(triggerSimulator->GetCTA1andCTC1())  SetInput( "VZERO_CTA1_AND_CTC1" );
 104         if(triggerSimulator->GetCTA1orCTC1())   SetInput( "VZERO_CTA1_OR_CTC1" );
 105         if(triggerSimulator->GetCTA2andCTC2())  SetInput( "VZERO_CTA2_AND_CTC2" );
 106         if(triggerSimulator->GetCTA1orCTC1())   SetInput( "VZERO_CTA1_OR_CTC1" );
 107         if(triggerSimulator->GetMTAandMTC())    SetInput( "VZERO_MTA_AND_MTC" );
 108         if(triggerSimulator->GetMTAorMTC())             SetInput( "VZERO_MTA_OR_MTC" );
 109         if(triggerSimulator->GetBBA())                  SetInput( "VZERO_BBA" );
 110         if(triggerSimulator->GetBBC())                  SetInput( "VZERO_BBC" );
 111         if(triggerSimulator->GetBGAorBGC())             SetInput( "VZERO_BGA_OR_BGC" );
 112         if(triggerSimulator->GetBeamGas())              SetInput( "VZERO_BEAMGAS" );
 113
 114   return;
 115 }
 116