[u/mrichter/AliRoot.git] / TRD / AliTRDv1.h

#ifndef ALITRDV1_H
#define ALITRDV1_H
/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
 * See cxx source for full Copyright notice                               */

/* $Id$ */

////////////////////////////////////////////////////////////////////////////
//                                                                        //
//  Manager and hits classes for set: TRD version 1                       //
//                                                                        //
////////////////////////////////////////////////////////////////////////////

// Energy spectrum of the delta-rays 
Double_t Ermilova(Double_t *x, Double_t *par);
Double_t IntSpecGeant(Double_t *x, Double_t *par);
 
#include "AliTRD.h"

class TF1;
class TTree;
class TFile;

class AliTRDsimTR;

//_____________________________________________________________________________
class AliTRDv1 : public AliTRD {

 public:

  AliTRDv1();
  AliTRDv1(const char *name, const char *title);
  virtual ~AliTRDv1();

  virtual void     Init();
  virtual Int_t    IsVersion() const          { return 1;      }

  virtual void     AddAlignableVolumes() const;
  virtual void     CreateGeometry();
  virtual void     CreateMaterials();
  virtual void     CreateTRhit(Int_t det);

  virtual void     StepManager();
          void     StepManagerErmilova();
          void     StepManagerGeant();
          void     StepManagerFixedStep();
          void     SelectStepManager(Int_t t);

          void     SetStepSize(Double_t s)    { fStepSize = s; }
          void     SetTR(Bool_t)              { fTRon = kTRUE; }

          Bool_t   GetTR() const              { return fTRon;  }
  AliTRDsimTR     *GetTRDsim() const          { return fTR;    }

 protected:

          void    *StepManagerEntity();

          Bool_t   fTRon;               //  Switch for TR simulation
  AliTRDsimTR     *fTR;                 //  TR simulator

          Int_t    fTypeOfStepManager;  //  Type of Step Manager.
          Double_t fStepSize;           //  Used for the fixed step size

 private:
  AliTRDv1(const AliTRDv1 &trd);
  AliTRDv1 &operator=(const AliTRDv1 &trd);

          Double_t BetheBloch(Double_t bg);
          Double_t BetheBlochGeant(Double_t bg);
  
          TF1     *fDeltaE;             //  Energy distribution of the delta-electrons (Ermilova)
          TF1     *fDeltaG;             //  Energy distribution of the

          Float_t  fTrackLength0;       //  Save the track length at chamber entrance  
          Int_t	   fPrimaryTrackPid;    //  Save the id of the primary track  

  ClassDef(AliTRDv1,6)                  //  Transition Radiation Detector version 1 (slow simulator)

};

#endif
Commit	Line	Data
	1	#ifndef ALITRDV1_H
	2	#define ALITRDV1_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
	6	/* $Id$ */
	7
	8	////////////////////////////////////////////////////////////////////////////
	9	// //
	10	// Manager and hits classes for set: TRD version 1 //
	11	// //
	12	////////////////////////////////////////////////////////////////////////////
	13
	14	// Energy spectrum of the delta-rays
	15	Double_t Ermilova(Double_t x, Double_t par);
	16	Double_t IntSpecGeant(Double_t x, Double_t par);
	17
	18	#include "AliTRD.h"
	19
	20	class TF1;
	21	class TTree;
	22	class TFile;
	23
	24	class AliTRDsimTR;
	25
	26	//_____________________________________________________________________________
	27	class AliTRDv1 : public AliTRD {
	28
	29	public:
	30
	31	AliTRDv1();
	32	AliTRDv1(const char name, const char title);
	33	virtual ~AliTRDv1();
	34
	35	virtual void Init();
	36	virtual Int_t IsVersion() const { return 1; }
	37
	38	virtual void AddAlignableVolumes() const;
	39	virtual void CreateGeometry();
	40	virtual void CreateMaterials();
	41	virtual void CreateTRhit(Int_t det);
	42
	43	virtual void StepManager();
	44	void StepManagerErmilova();
	45	void StepManagerGeant();
	46	void StepManagerFixedStep();
	47	void SelectStepManager(Int_t t);
	48
	49	void SetStepSize(Double_t s) { fStepSize = s; }
	50	void SetTR(Bool_t) { fTRon = kTRUE; }
	51
	52	Bool_t GetTR() const { return fTRon; }
	53	AliTRDsimTR *GetTRDsim() const { return fTR; }
	54
	55	protected:
	56
	57	void *StepManagerEntity();
	58
	59	Bool_t fTRon; // Switch for TR simulation
	60	AliTRDsimTR *fTR; // TR simulator
	61
	62	Int_t fTypeOfStepManager; // Type of Step Manager.
	63	Double_t fStepSize; // Used for the fixed step size
	64
	65	private:
	66	AliTRDv1(const AliTRDv1 &trd);
	67	AliTRDv1 &operator=(const AliTRDv1 &trd);
	68
	69	Double_t BetheBloch(Double_t bg);
	70	Double_t BetheBlochGeant(Double_t bg);
	71
	72	TF1 *fDeltaE; // Energy distribution of the delta-electrons (Ermilova)
	73	TF1 *fDeltaG; // Energy distribution of the
	74
	75	Float_t fTrackLength0; // Save the track length at chamber entrance
	76	Int_t fPrimaryTrackPid; // Save the id of the primary track
	77
	78	ClassDef(AliTRDv1,6) // Transition Radiation Detector version 1 (slow simulator)
	79
	80	};
	81
	82	#endif