[u/mrichter/AliRoot.git] / HLT / PHOS / AliHLTPHOSPhysicsHistogramProducer.h

/**************************************************************************
 * This file is property of and copyright by the ALICE HLT Project        * 
 * All rights reserved.                                                   *
 *                                                                        *
 * Primary Authors: Albin Gaignette                                       *
 *                                                                        *
 * Permission to use, copy, modify and distribute this software and its   *
 * documentation strictly for non-commercial purposes is hereby granted   *
 * without fee, provided that the above copyright notice appears in all   *
 * copies and that both the copyright notice and this permission notice   *
 * appear in the supporting documentation. The authors make no claims     *
 * about the suitability of this software for any purpose. It is          * 
 * provided "as is" without express or implied warranty.                  *
 **************************************************************************/

#ifndef ALIHLTPHOSPHYSICSHISTOGRAMPRODUCER_H
#define ALIHLTPHOSPHYSICSHISTOGRAMPRODUCER_H

/** 
 * @file   AliHLTPHOSPhysicsHistogramProducer
 * @author Albin Gaignette
 * @date 
 * @brief  Histogram producer for PHOS HLT 
 */

// see header file for class documentation
// or
// refer to README to build package
// or
// visit http://web.ift.uib.no/~kjeks/doc/alice-hlt

#include "AliHLTPHOSBase.h"

class TObjArray;
class TH1F;
class TH2F;


/** 
 * @class AliHLTPHOSPhysicsHistogramProducer
 *
 * Class produces physics histograms for PHOS. It takes a TClonesArray
 * of AliESDCalocluster as input and fills several histograms
 *
 * Histograms (1D):
 * - Total number of clusters per event
 * - Energy distribution of clusters
 * - Total energy in event
 * - Invariant mass of two clusters
 * - Number of cells in clusters
 * - Fraction of cells with energy deposit
 * 
 * Histograms (2D):
 * - Number of cells in cluster vs cluster energy
 * - Number of clusters vs total energy
 *
 * @ingroup alihlt_phos
 */


class AliHLTPHOSPhysicsHistogramProducer : public AliHLTPHOSBase
{
 public:

  /** Constructor */
  AliHLTPHOSPhysicsHistogramProducer();

  /** Destructor */
  virtual ~AliHLTPHOSPhysicsHistogramProducer();

  /** Copy constructor */
  AliHLTPHOSPhysicsHistogramProducer(const AliHLTPHOSPhysicsHistogramProducer &) :
    AliHLTPHOSBase(),
    fHistNcls(0),
    fHistEnergy(0),
    fHistTotEnergy(0),
    fHistTwoClusterInvMass(0),
    fHistNcells(0),
    fHistNcellsPercentage(0),
    fHistCellsEnergy(0),
    fHistNclusterTotE(0),
    fHistNcellsSumCells(0),
    fHistArrayPtr(0)
  {
    // Copy constructor not implemented
  }

  /** Assignment operator */
  AliHLTPHOSPhysicsHistogramProducer & operator= (const AliHLTPHOSPhysicsHistogramProducer)
  {
    // assignment
    return *this;
  }

  /** Analyse the clusters in the event */
  Int_t AnalyseClusters(TClonesArray* clusters);

  /** Get a pointer to the TObjArray of histograms */
  TObjArray *GetHistograms();
  
 private:

  /** Histogram of number of clusters */
  TH1F *fHistNcls;                              //!transient

  /** Histogram of the cluster energies */
  TH1F *fHistEnergy;                            //!transient

  /** Histogram of the total energy in PHOS */
  TH1F *fHistTotEnergy;                         //!transient

  /** Histogram of the 2 cluster invariant mass */
  TH1F *fHistTwoClusterInvMass;                 //!transient

  /** Histogram of the number of cells with energy */
  TH1F *fHistNcells;                            //!transient

  /** Histogram of the fraction of cells with energy deposit */
  TH1F *fHistNcellsPercentage;                  //!transient
  
  /** Histogram of number of cells in cluster vs cluster energy */
  TH2F *fHistCellsEnergy;                       //!transient

  /** Histogram of number of clusters vs total energy */
  TH2F *fHistNclusterTotE;                      //!transient
  
  /** Histogram of number of cells in the cluster vs total number of cells in PHOS */
  TH2F *fHistNcellsSumCells;                    //!transient

  /** Pointer to the array of histograms */
  TObjArray *fHistArrayPtr;                     //!transient

  ClassDef(AliHLTPHOSPhysicsHistogramProducer, 0);

};
 
#endif
Commit	Line	Data
87434909	1	/**************************************************************************
	2	* This file is property of and copyright by the ALICE HLT Project *
	3	* All rights reserved. *
	4	* *
	5	* Primary Authors: Albin Gaignette *
	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	#ifndef ALIHLTPHOSPHYSICSHISTOGRAMPRODUCER_H
	17	#define ALIHLTPHOSPHYSICSHISTOGRAMPRODUCER_H
	18
	19	/**
	20	* @file AliHLTPHOSPhysicsHistogramProducer
	21	* @author Albin Gaignette
	22	* @date
	23	* @brief Histogram producer for PHOS HLT
	24	*/
	25
	26	// see header file for class documentation
	27	// or
	28	// refer to README to build package
	29	// or
	30	// visit http://web.ift.uib.no/~kjeks/doc/alice-hlt
	31
	32	#include "AliHLTPHOSBase.h"
	33
	34	class TObjArray;
	35	class TH1F;
	36	class TH2F;
	37
	38
	39	/**
	40	* @class AliHLTPHOSPhysicsHistogramProducer
	41	*
	42	* Class produces physics histograms for PHOS. It takes a TClonesArray
	43	* of AliESDCalocluster as input and fills several histograms
	44	*
	45	* Histograms (1D):
	46	* - Total number of clusters per event
	47	* - Energy distribution of clusters
	48	* - Total energy in event
	49	* - Invariant mass of two clusters
	50	* - Number of cells in clusters
	51	* - Fraction of cells with energy deposit
	52	*
	53	* Histograms (2D):
	54	* - Number of cells in cluster vs cluster energy
	55	* - Number of clusters vs total energy
	56	*
	57	* @ingroup alihlt_phos
	58	*/
	59
	60
	61
	62	class AliHLTPHOSPhysicsHistogramProducer : public AliHLTPHOSBase
	63	{
	64	public:
65
66	/** Constructor */
67	AliHLTPHOSPhysicsHistogramProducer();
68
69	/** Destructor */
70	virtual ~AliHLTPHOSPhysicsHistogramProducer();
71
72	/** Copy constructor */
73	AliHLTPHOSPhysicsHistogramProducer(const AliHLTPHOSPhysicsHistogramProducer &) :
74	AliHLTPHOSBase(),
75	fHistNcls(0),
76	fHistEnergy(0),
77	fHistTotEnergy(0),
78	fHistTwoClusterInvMass(0),
79	fHistNcells(0),
80	fHistNcellsPercentage(0),
81	fHistCellsEnergy(0),
82	fHistNclusterTotE(0),
83	fHistNcellsSumCells(0),
84	fHistArrayPtr(0)
85	{
86	// Copy constructor not implemented
87	}
88
89	/** Assignment operator */
90	AliHLTPHOSPhysicsHistogramProducer & operator= (const AliHLTPHOSPhysicsHistogramProducer)
91	{
92	// assignment
93	return *this;
94	}
95
96	/** Analyse the clusters in the event */
97	Int_t AnalyseClusters(TClonesArray* clusters);
98
99	/** Get a pointer to the TObjArray of histograms */
100	TObjArray *GetHistograms();
101
102	private:
103
104	/** Histogram of number of clusters */
105	TH1F *fHistNcls; //!transient
106
107	/** Histogram of the cluster energies */
108	TH1F *fHistEnergy; //!transient
109
110	/** Histogram of the total energy in PHOS */
111	TH1F *fHistTotEnergy; //!transient
112
113	/** Histogram of the 2 cluster invariant mass */
114	TH1F *fHistTwoClusterInvMass; //!transient
115
116	/** Histogram of the number of cells with energy */
117	TH1F *fHistNcells; //!transient
118
119	/** Histogram of the fraction of cells with energy deposit */
120	TH1F *fHistNcellsPercentage; //!transient
121
122	/** Histogram of number of cells in cluster vs cluster energy */
123	TH2F *fHistCellsEnergy; //!transient
124
125	/** Histogram of number of clusters vs total energy */
126	TH2F *fHistNclusterTotE; //!transient
127
128	/** Histogram of number of cells in the cluster vs total number of cells in PHOS */
129	TH2F *fHistNcellsSumCells; //!transient
130
131	/** Pointer to the array of histograms */
132	TObjArray *fHistArrayPtr; //!transient
133
134	ClassDef(AliHLTPHOSPhysicsHistogramProducer, 0);
135
136	};
137
138	#endif