[u/mrichter/AliRoot.git] / HLT / PHOS / AliHLTPHOSMatchedClustersHistoProducer.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 ALIHLTPHOSMATCHEDCLUSTERSHISTOPRODUCER_H
#define ALIHLTPHOSMATCHEDCLUSTERSHISTOPRODUCER_H

/** 
 * @file   AliHLTPHOSMatchedClustersHistoProducer
 * @author Albin Gaignette and Svein Lindal slindal@fys.uio.no
 * @date 
 * @brief  Produces Invariant mass histograms of PHOS clusters
 */

// 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"

#include "Rtypes.h"
// #include "TClonesArray.h"

#include "AliHLTPHOSConstants.h" 

using namespace  PhosHLTConst;

class TObjArray;
class TH1F;
//class TH2F;
class AliHLTCaloClusterReader;
struct AliHLTCaloClusterHeaderStruct;


/** 
 * @class AliHLTPHOSMatchedClustersHistoProducer
 *
 * 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 AliHLTPHOSMatchedClustersHistoProducer : public AliHLTPHOSBase
class AliHLTPHOSMatchedClustersHistoProducer 
{
 public:

  /** Constructor */
  AliHLTPHOSMatchedClustersHistoProducer();

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

  /** Copy constructor */
  AliHLTPHOSMatchedClustersHistoProducer(const AliHLTPHOSMatchedClustersHistoProducer &) :
    fClusterReader(NULL),
    fHistArrayPtr(0),
    fHistMatchQuality(0),
    fHistMatchedEnergy(0),
    fHistUnMatchedEnergy(0)
  {
    // Copy constructor not implemented
  }

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

  /** Analyse the clusters in the event */
  int DoEvent(AliHLTCaloClusterHeaderStruct* cHeader);

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

  
 private:

  /** Cluster reader class   */
  AliHLTCaloClusterReader * fClusterReader;

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

  /** Histogram of the 2 cluster invariant mass */
  TH1F *fHistMatchQuality;                 //!transient
  
  /** Histograms of the energy distribution of mached and unmatched clusters*/
  TH1F *fHistMatchedEnergy;                 //!transient
  TH1F *fHistUnMatchedEnergy;                 //!transient
  
  
  ClassDef(AliHLTPHOSMatchedClustersHistoProducer, 0);

};
 
#endif
Commit	Line	Data
844d7fdd	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 ALIHLTPHOSMATCHEDCLUSTERSHISTOPRODUCER_H
	17	#define ALIHLTPHOSMATCHEDCLUSTERSHISTOPRODUCER_H
	18
	19	/**
	20	* @file AliHLTPHOSMatchedClustersHistoProducer
	21	* @author Albin Gaignette and Svein Lindal slindal@fys.uio.no
	22	* @date
	23	* @brief Produces Invariant mass histograms of PHOS clusters
	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	#include "Rtypes.h"
	35	// #include "TClonesArray.h"
	36
	37	#include "AliHLTPHOSConstants.h"
	38
	39	using namespace PhosHLTConst;
	40
	41	class TObjArray;
	42	class TH1F;
	43	//class TH2F;
	44	class AliHLTCaloClusterReader;
	45	struct AliHLTCaloClusterHeaderStruct;
	46
	47
	48	/**
	49	* @class AliHLTPHOSMatchedClustersHistoProducer
	50	*
	51	* Class produces physics histograms for PHOS. It takes a TClonesArray
	52	* of AliESDCalocluster as input and fills several histograms
	53	*
	54	* Histograms (1D):
	55	* - Total number of clusters per event
	56	* - Energy distribution of clusters
	57	* - Total energy in event
	58	* - Invariant mass of two clusters
	59	* - Number of cells in clusters
	60	* - Fraction of cells with energy deposit
	61	*
	62	* Histograms (2D):
	63	* - Number of cells in cluster vs cluster energy
	64	* - Number of clusters vs total energy
65	*
66	* @ingroup alihlt_phos
67	*/
68
69
70
71	//class AliHLTPHOSMatchedClustersHistoProducer : public AliHLTPHOSBase
72	class AliHLTPHOSMatchedClustersHistoProducer
73	{
74	public:
75
76	/** Constructor */
77	AliHLTPHOSMatchedClustersHistoProducer();
78
79	/** Destructor */
80	virtual ~AliHLTPHOSMatchedClustersHistoProducer();
81
82	/** Copy constructor */
83	AliHLTPHOSMatchedClustersHistoProducer(const AliHLTPHOSMatchedClustersHistoProducer &) :
84	fClusterReader(NULL),
85	fHistArrayPtr(0),
86	fHistMatchQuality(0),
87	fHistMatchedEnergy(0),
88	fHistUnMatchedEnergy(0)
89	{
90	// Copy constructor not implemented
91	}
92
93	/** Assignment operator */
94	AliHLTPHOSMatchedClustersHistoProducer & operator= (const AliHLTPHOSMatchedClustersHistoProducer)
95	{
96	// assignment
97	return *this;
98	}
99
100	/** Analyse the clusters in the event */
101	int DoEvent(AliHLTCaloClusterHeaderStruct* cHeader);
102
103	/** Get a pointer to the TObjArray of histograms */
104	TObjArray *GetHistograms();
105
106
107
108	private:
109
110	/** Cluster reader class */
111	AliHLTCaloClusterReader * fClusterReader;
112
113	/** Pointer to the array of histograms */
114	TObjArray *fHistArrayPtr; //!transient
115
116	/** Histogram of the 2 cluster invariant mass */
117	TH1F *fHistMatchQuality; //!transient
118
119	/** Histograms of the energy distribution of mached and unmatched clusters*/
120	TH1F *fHistMatchedEnergy; //!transient
121	TH1F *fHistUnMatchedEnergy; //!transient
122
123
124
125
126	ClassDef(AliHLTPHOSMatchedClustersHistoProducer, 0);
127
128	};
129
130	#endif