[u/mrichter/AliRoot.git] / PWGPP / TPC / AliGenKinkInfo.h

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


//////////////////////////////////////////////////////////////////////////////
//                          Class AliGenInfo                               //
//   collect together MC info for comparison purposes - effieciency studies and so on//                                                                 //
//   marian.ivanov@cern.ch                                                  //
//////////////////////////////////////////////////////////////////////////////


////////////////////////////////////////////////////////////////////////
//
// Start of implementation of the class AliTPCdigitRow
//
////////////////////////////////////////////////////////////////////////

#include <TParticle.h>
#include "AliMCInfo.h"

class TFile;
class AliRunLoader;
class AliStack;
class AliTPCParam;


class AliGenKinkInfo: public TObject {
public:
  AliGenKinkInfo();          //default cosntructor
  void    Update();          // put some derived info to special field 
  Float_t GetQt();           //
  AliMCInfo &  GetPlus()      {return fMCd;}
  AliMCInfo &  GetMinus()     {return fMCm;}
  void SetInfoDaughter(AliMCInfo &daughter) {fMCd=daughter;}
  void SetInfoMother(AliMCInfo &mother){fMCm=mother;}
private:
  AliMCInfo   fMCd;          //info about daughter particle - second particle for V0
  AliMCInfo   fMCm;          //info about mother particle   - first particle for V0
  Double_t    fMCDist1;      //info about closest distance according closest MC - linear DCA
  Double_t    fMCDist2;      //info about closest distance parabolic DCA
  //
  Double_t     fMCPdr[3];    //momentum at vertex daughter  - according approx at DCA
  Double_t     fMCPd[4];     //exact momentum from MC info
  Double_t     fMCX[3];      //exact position of the vertex
  Double_t     fMCXr[3];     //rec. position according helix
  //
  Double_t     fMCPm[3];     //momentum at the vertex mother
  Double_t     fMCAngle[3];  //three angels
  Double_t     fMCRr;        // rec position of the vertex 
  Double_t     fMCR;         //exact r position of the vertex
  Int_t        fPdg[2];      //pdg code of mother and daugter particles
  Int_t        fLab[2];      //MC label of the partecle
  ClassDef(AliGenKinkInfo,1) // container for  
};

#endif
Commit	Line	Data
7cc34f08	1	#ifndef ALIGENKINKINFO_H
	2	#define ALIGENKINKINFO_H
	3	/* Copyright(c) 1998-1999, ALICE Experiment at CERN, All rights reserved. *
	4	* See cxx source for full Copyright notice */
	5
	6
	7
	8	//////////////////////////////////////////////////////////////////////////////
	9	// Class AliGenInfo //
	10	// collect together MC info for comparison purposes - effieciency studies and so on// //
	11	// marian.ivanov@cern.ch //
	12	//////////////////////////////////////////////////////////////////////////////
	13
	14
	15
	16	////////////////////////////////////////////////////////////////////////
	17	//
	18	// Start of implementation of the class AliTPCdigitRow
	19	//
	20	////////////////////////////////////////////////////////////////////////
	21
	22	#include <TParticle.h>
	23	#include "AliMCInfo.h"
	24
	25	class TFile;
	26	class AliRunLoader;
	27	class AliStack;
	28	class AliTPCParam;
	29
	30
	31
	32
	33	class AliGenKinkInfo: public TObject {
	34	public:
	35	AliGenKinkInfo(); //default cosntructor
	36	void Update(); // put some derived info to special field
	37	Float_t GetQt(); //
	38	AliMCInfo & GetPlus() {return fMCd;}
	39	AliMCInfo & GetMinus() {return fMCm;}
	40	void SetInfoDaughter(AliMCInfo &daughter) {fMCd=daughter;}
	41	void SetInfoMother(AliMCInfo &mother){fMCm=mother;}
	42	private:
	43	AliMCInfo fMCd; //info about daughter particle - second particle for V0
	44	AliMCInfo fMCm; //info about mother particle - first particle for V0
	45	Double_t fMCDist1; //info about closest distance according closest MC - linear DCA
	46	Double_t fMCDist2; //info about closest distance parabolic DCA
	47	//
	48	Double_t fMCPdr[3]; //momentum at vertex daughter - according approx at DCA
	49	Double_t fMCPd[4]; //exact momentum from MC info
	50	Double_t fMCX[3]; //exact position of the vertex
	51	Double_t fMCXr[3]; //rec. position according helix
	52	//
	53	Double_t fMCPm[3]; //momentum at the vertex mother
	54	Double_t fMCAngle[3]; //three angels
	55	Double_t fMCRr; // rec position of the vertex
	56	Double_t fMCR; //exact r position of the vertex
	57	Int_t fPdg[2]; //pdg code of mother and daugter particles
	58	Int_t fLab[2]; //MC label of the partecle
	59	ClassDef(AliGenKinkInfo,1) // container for
	60	};
	61
	62	#endif