PWGLF/FORWARD/analysis2/AliFMDEventPlaneTask.h

   1 //
   2 // Calculate the event plane in the forward regions using the FMD
   3 //
   4 #ifndef ALIFMDEVENTPLANETASK_H
   5 #define ALIFMDEVENTPLANETASK_H
   6 /**
   7  * @file AliFMDEventPlaneTask.h
   8  * @author Alexander Hansen
   9  * @date   Tue Feb 21 2012
  10  *
  11  * @brief
  12  *
  13  *
  14  * @ingroup pwglf_forward_flow
  15  */
  16 #include "AliAnalysisTaskSE.h"
  17 #include "AliFMDEventPlaneFinder.h"
  18 class AliAODForwardMult;
  19 class TH1D;
  20 class TH2D;
  21
  22  /**
  23  * @defgroup pwg2_forward_tasks_flow Flow tasks
  24  * @ingroup pwg2_forward_tasks
  25  */
  26 /**
  27  * Calculate the event plane in the forward regions using the FMD
  28  *
  29  * @par Inputs:
  30  *   - AliAODEvent
  31  *
  32  * Outputs:
  33  *   - AnalysisResults.root
  34  *
  35  * @ingroup pwglf_forward_tasks_flow
  36  * @ingroup pwglf_forward_flow
  37  *
  38  *
  39  */
  40 class AliFMDEventPlaneTask : public AliAnalysisTaskSE
  41 {
  42 public:
  43   /**
  44    * Constructor
  45    */
  46   AliFMDEventPlaneTask();
  47   /**
  48    * Constructor
  49    *
  50    * @param name Name of task
  51    */
  52   AliFMDEventPlaneTask(const char* name);
  53   /**
  54    * Destructor
  55    */
  56   virtual ~AliFMDEventPlaneTask() {}
  57   /**
  58    * @{
  59    * @name Task interface methods
  60    */
  61   /**
  62    * Create output objects
  63    */
  64   virtual void UserCreateOutputObjects();
  65   /**
  66    * Initialize the task
  67    */
  68   virtual void Init() {}
  69   /**
  70    * Process each event
  71    *
  72    * @param option Not used
  73    */
  74   virtual void UserExec(Option_t *option);
  75   /**
  76    * End of job
  77    *
  78    * @param option Not used
  79    */
  80   virtual void Terminate(Option_t *option);
  81  /**
  82   * Check AODForwardMult object for trigger, vertex and centrality
  83   * returns true if event is OK
  84   *
  85   * @param const aodfm
  86   *
  87   * @return Bool_t
  88   */
  89   Bool_t AODCheck(const AliAODForwardMult* aodfm);
  90  /**
  91    * Get reference to the EventPlaneFinder algorithm
  92    *
  93    * @return Reference to AliFMDEventPlaneFinder object
  94    */
  95   AliFMDEventPlaneFinder& GetEventPlaneFinder() { return fEventPlaneFinder; }
  96   /**
  97    * Get reference to the EventPlaneFinder algorithm
  98    *
  99    * @return Reference to AliFMDEventPlaneFinder object
 100    */
 101   const AliFMDEventPlaneFinder& GetEventPlaneFinder() const { return fEventPlaneFinder; }
 102   /*
 103    * Set MC input flag - currently does nothing special
 104    *
 105    * @ param mc MC input flag
 106    */
 107   void SetMCInput(Bool_t mc = true) { fMC = mc; }
 108
 109 protected:
 110   /**
 111    * Copy constructor
 112    *
 113    * @param o Object to copy from
 114    */
 115   AliFMDEventPlaneTask(const AliFMDEventPlaneTask& o);
 116   /**
 117    * Assignment operator
 118    *
 119    * @return Reference to this object
 120    */
 121   AliFMDEventPlaneTask& operator=(const AliFMDEventPlaneTask&);
 122
 123   TList*                  fSumList;          //  Sum list
 124   TList*                  fOutputList;       //  Output list
 125   AliAODEvent*            fAOD;              //  AOD event
 126   Bool_t                  fMC;               //  MC input?
 127   AliFMDEventPlaneFinder  fEventPlaneFinder; //  Eventplane finder for the FMD
 128   Float_t                 fZvertex;          //  Z vertex
 129   Double_t                fCent;             //  Centrality
 130   TH1D*                   fHistCent;         //  Diagnostics histogram
 131   TH1D*                   fHistVertexSel;    //  Diagnostics histogram
 132   TH1D*                   fHistVertexAll;    //  Diagnostics histogram
 133
 134   ClassDef(AliFMDEventPlaneTask, 1); // Analysis task for FMD analysis
 135 };
 136
 137 #endif
 138 // Local Variables:
 139 //   mode: C++
 140 // End: