CollectionActions/TofDedxVsBetaHistoAction/TofDedxVsBetaHistoAction.h

/*
 * TofDedxVsBetaHistoAction.h
 *
 *  Created on: 25-giu-2009
 *      Author: Nicola Mori
 */

/*! @file TofDedxVsBetaHistoAction.h The TofDedxVsBetaHistoAction class declaration file. */

#ifndef TOFDEDXVSBETAHISTOACTION_H_
#define TOFDEDXVSBETAHISTOACTION_H_

#include "../CollectionAction/CollectionAction.h"
#include <TH2F.h>

/*! @brief An action that fills a TOF dE/dx Vs beta histogram. */
class TofDedxVsBetaHistoAction: public CollectionAction {
public:

  /*! @brief Constructor.
   *
   * @param actionName The action's name.
   * @param outFileName The output file name.
   * @param layers The layers from which dE/dx is measured. See #TOFLAYERS. If combinations like
   *              S11+S12 are used, the mean dE/dx will be used.
   * @param mode The mode of ROOT file creation (see documentation of TFile constructor
   *             in ROOT's reference guide).
   * @param standAlone If true, the standalone TOF track will be used to compute beta; otherwise
   *                   the track associated to the physical track will be used.
   * @param minDedx The lower limit for dE/dx axis (in MIP).
   * @param maxDedx The upper limit for dE/dx axis (in MIP).
   * @param nBinsDedx The number of dE/dx bins.
   * @param minBeta The lower limit for beta axis.
   * @param maxBeta The upper limit for beta axis.
   * @param nBinsBeta The number of beta bins.
   */
  TofDedxVsBetaHistoAction(const char *actionName, TString outFileName, unsigned int layers, TString mode = "UPDATE",
      bool standAlone = true, float minDedx = 0., float maxDedx = 50., unsigned int nBinsDedx = 100,
      float minBeta = 0., float maxBeta = 2., unsigned int nBinsBeta = 100);

  /*! @brief Destructor. */
  ~TofDedxVsBetaHistoAction() {
  }

  /*! @brief Fills histogram with the selected event.
   *
   * @param event The selected event.
   */
  void OnGood(PamLevel2 *event);

  /*! @brief Writes the histogram to the output ROOT file.*/
  void Finalize();

  /*! Returns the number of bad events.
   *
   *  Bad events are those events for which no valid dE/dx information (dE/dx > 0 && dE/dx < 4090)
   *  can be found for any layer.
   */
  unsigned int GetNBadEvents() {
    return _badEvents;
  }
private:

  TString _outFileName;
  unsigned int _layers;
  unsigned int _nLayers;
  unsigned int _badEvents;
  TH2F _histo;
  TString _mode;
  bool _standAlone;

};
#endif /* TOFDEDXVSBETAHISTOACTION_H_ */
1	/*
2	* TofDedxVsBetaHistoAction.h
3	*
4	* Created on: 25-giu-2009
5	* Author: Nicola Mori
6	*/
7
8	/! @file TofDedxVsBetaHistoAction.h The TofDedxVsBetaHistoAction class declaration file. /
9
10	#ifndef TOFDEDXVSBETAHISTOACTION_H_
11	#define TOFDEDXVSBETAHISTOACTION_H_
12
13	#include "../CollectionAction/CollectionAction.h"
14	#include <TH2F.h>
15
16	/! @brief An action that fills a TOF dE/dx Vs beta histogram. /
17	class TofDedxVsBetaHistoAction: public CollectionAction {
18	public:
19
20	/*! @brief Constructor.
21	*
22	* @param actionName The action's name.
23	* @param outFileName The output file name.
24	* @param layers The layers from which dE/dx is measured. See #TOFLAYERS. If combinations like
25	* S11+S12 are used, the mean dE/dx will be used.
26	* @param mode The mode of ROOT file creation (see documentation of TFile constructor
27	* in ROOT's reference guide).
28	* @param standAlone If true, the standalone TOF track will be used to compute beta; otherwise
29	* the track associated to the physical track will be used.
30	* @param minDedx The lower limit for dE/dx axis (in MIP).
31	* @param maxDedx The upper limit for dE/dx axis (in MIP).
32	* @param nBinsDedx The number of dE/dx bins.
33	* @param minBeta The lower limit for beta axis.
34	* @param maxBeta The upper limit for beta axis.
35	* @param nBinsBeta The number of beta bins.
36	*/
37	TofDedxVsBetaHistoAction(const char *actionName, TString outFileName, unsigned int layers, TString mode = "UPDATE",
38	bool standAlone = true, float minDedx = 0., float maxDedx = 50., unsigned int nBinsDedx = 100,
39	float minBeta = 0., float maxBeta = 2., unsigned int nBinsBeta = 100);
40
41	/! @brief Destructor. /
42	~TofDedxVsBetaHistoAction() {
43	}
44
45	/*! @brief Fills histogram with the selected event.
46	*
47	* @param event The selected event.
48	*/
49	void OnGood(PamLevel2 *event);
50
51	/! @brief Writes the histogram to the output ROOT file./
52	void Finalize();
53
54	/*! Returns the number of bad events.
55	*
56	* Bad events are those events for which no valid dE/dx information (dE/dx > 0 && dE/dx < 4090)
57	* can be found for any layer.
58	*/
59	unsigned int GetNBadEvents() {
60	return _badEvents;
61	}
62	private:
63
64	TString _outFileName;
65	unsigned int _layers;
66	unsigned int _nLayers;
67	unsigned int _badEvents;
68	TH2F _histo;
69	TString _mode;
70	bool _standAlone;
71
72	};
73	#endif /* TOFDEDXVSBETAHISTOACTION_H_ */