[u/mrichter/AliRoot.git] / RICH / AliRICHPatRec.h

#ifndef ALIRICHPATREC_H
#define ALIRICHPATREC_H

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

/* $Id$ */

////////////////////////////////////////////////////////////////
//   Pattern Recognition classes for set:RICH version 0       //
////////////////////////////////////////////////////////////////

#include <TObject.h>
#include <TMath.h>

#include "AliRICH.h"
#include "AliHitMap.h"


class AliRICHPatRec;

class AliRICHPatRec : public TNamed
{
    
 public:
  AliRICHPatRec();
  AliRICHPatRec(const char *name, const char *title);
  virtual       ~AliRICHPatRec() {}
  void   PatRec();
  Int_t   TrackParam(Int_t itr, Int_t &ich, Float_t rectheta, Float_t recphi);
  //Old CERENK
  Float_t EstimationAtLimits(Float_t lim, Float_t radius, Float_t phiphot);  
  //Old REC_ETAPHOT
  Float_t PhotonCerenkovAngle();
  //Old GIME_EMISSPOINT
  void EmissionPoint();
  //Old ITER_CUT
  void PhotonSelection(Int_t track, Int_t &nphot, Float_t &thetamean);
  //Old BKG_SUBTRACT
  void BackgroundEstimation();
  //Old FLAG_PHOTONS
  void FlagPhotons(Int_t track, Float_t theta);
  //Old NEWINBAND
  Int_t PhotonInBand();
  //Old RADII
  Float_t DistanceFromMip(Float_t nf,Float_t nq,
				    Float_t Em,Float_t th, Float_t ph, Float_t pointsOnCathode[3], Float_t rectheta, Float_t recphi);
  //Old GIME_PHI
  Float_t PhiPad(Float_t rectheta, Float_t recphi);
  //Old THREECOORD
  //void CoordSphere(Float_t r, Float_t theta, Float_t phi, Float_t *x);
  //Old ANGT
  Float_t SnellAngle(Float_t n1, Float_t n2, Float_t theta1);
  //Old TETCER
  Float_t CherenkovAngle(Float_t n, Float_t beta);
  // Old hough_filtering
  void HoughFiltering(float HCS[]);
  // Old hough_analysis
  void HoughResponse();
  //new
  Float_t BetaCerenkov(Float_t n, Float_t theta);  
  //new
  //void CerenkovRingDrawing();

 public:
  Int_t   fNumEtaPhotons;                 // Number of photons
  Float_t fEtaPhotons[1000];              // Cerenkov angle each photon
  Float_t fWeightPhotons[1000];           // weight for each photon
  Float_t fThetaCerenkov;                 // Theta angle for photon
  Float_t fThetaPeakPos;                  // Peak position

  Float_t fDTheta;                        //Step for sliding window
  Float_t fWindowWidth;                   //Hough width of sliding window

private:

  Float_t fRw,fQw,fTgap;                  //  

  Float_t fTrackLoc[3];                   // Position of track
  Float_t fTrackTheta;                    // Theta angle for track (dip angle)
  Float_t fTrackPhi;                      // Phi angle
  Float_t fTrackMom;                      // Track momentum
  Float_t fXpad;                          // x-position of pad hit
  Float_t fYpad;                          // y-position of pad hit
  Int_t   fQpad;                          // Charge deposited

  Float_t fXshift,fYshift;                // Shifts in x and y
  Float_t fEmissPoint;                    // Emission point for Cerenkov photons
  Float_t fCerenkovAnglePad;              // Cerenkov angle of single pad
  Float_t fOnCathode[3];                 // Point of exit from photocathode 


  ClassDef(AliRICHPatRec,1)                //Pat Rec module for :RICH version 0
      
};


#endif
Commit	Line	Data
	1	#ifndef ALIRICHPATREC_H
	2	#define ALIRICHPATREC_H
	3
	4	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	5	* See cxx source for full Copyright notice */
	6
	7	/* $Id$ */
	8
	9	////////////////////////////////////////////////////////////////
	10	// Pattern Recognition classes for set:RICH version 0 //
	11	////////////////////////////////////////////////////////////////
	12
	13	#include <TObject.h>
	14	#include <TMath.h>
	15
	16	#include "AliRICH.h"
	17	#include "AliHitMap.h"
	18
	19
	20	class AliRICHPatRec;
	21
	22	class AliRICHPatRec : public TNamed
	23	{
	24
	25	public:
	26	AliRICHPatRec();
	27	AliRICHPatRec(const char name, const char title);
	28	virtual ~AliRICHPatRec() {}
	29	void PatRec();
	30	Int_t TrackParam(Int_t itr, Int_t &ich, Float_t rectheta, Float_t recphi);
	31	//Old CERENK
	32	Float_t EstimationAtLimits(Float_t lim, Float_t radius, Float_t phiphot);
	33	//Old REC_ETAPHOT
	34	Float_t PhotonCerenkovAngle();
	35	//Old GIME_EMISSPOINT
	36	void EmissionPoint();
	37	//Old ITER_CUT
	38	void PhotonSelection(Int_t track, Int_t &nphot, Float_t &thetamean);
	39	//Old BKG_SUBTRACT
	40	void BackgroundEstimation();
	41	//Old FLAG_PHOTONS
	42	void FlagPhotons(Int_t track, Float_t theta);
	43	//Old NEWINBAND
	44	Int_t PhotonInBand();
	45	//Old RADII
	46	Float_t DistanceFromMip(Float_t nf,Float_t nq,
	47	Float_t Em,Float_t th, Float_t ph, Float_t pointsOnCathode[3], Float_t rectheta, Float_t recphi);
	48	//Old GIME_PHI
	49	Float_t PhiPad(Float_t rectheta, Float_t recphi);
	50	//Old THREECOORD
	51	//void CoordSphere(Float_t r, Float_t theta, Float_t phi, Float_t *x);
	52	//Old ANGT
	53	Float_t SnellAngle(Float_t n1, Float_t n2, Float_t theta1);
	54	//Old TETCER
	55	Float_t CherenkovAngle(Float_t n, Float_t beta);
	56	// Old hough_filtering
	57	void HoughFiltering(float HCS[]);
	58	// Old hough_analysis
	59	void HoughResponse();
	60	//new
	61	Float_t BetaCerenkov(Float_t n, Float_t theta);
	62	//new
	63	//void CerenkovRingDrawing();
	64
	65	public:
	66	Int_t fNumEtaPhotons; // Number of photons
	67	Float_t fEtaPhotons[1000]; // Cerenkov angle each photon
	68	Float_t fWeightPhotons[1000]; // weight for each photon
	69	Float_t fThetaCerenkov; // Theta angle for photon
	70	Float_t fThetaPeakPos; // Peak position
	71
	72	Float_t fDTheta; //Step for sliding window
	73	Float_t fWindowWidth; //Hough width of sliding window
	74
	75	private:
	76
	77	Float_t fRw,fQw,fTgap; //
	78
	79	Float_t fTrackLoc[3]; // Position of track
	80	Float_t fTrackTheta; // Theta angle for track (dip angle)
	81	Float_t fTrackPhi; // Phi angle
	82	Float_t fTrackMom; // Track momentum
	83	Float_t fXpad; // x-position of pad hit
	84	Float_t fYpad; // y-position of pad hit
	85	Int_t fQpad; // Charge deposited
	86
	87	Float_t fXshift,fYshift; // Shifts in x and y
	88	Float_t fEmissPoint; // Emission point for Cerenkov photons
	89	Float_t fCerenkovAnglePad; // Cerenkov angle of single pad
	90	Float_t fOnCathode[3]; // Point of exit from photocathode
	91
	92
	93	ClassDef(AliRICHPatRec,1) //Pat Rec module for :RICH version 0
	94
	95	};
	96
	97
	98
	99
	100	#endif