KalFitGemHit Class Reference

#include <KalFitGemHit.h>

Public Member Functions
	KalFitGemHit (double phi, double v, int layer, int sheet)
	~KalFitGemHit ()
double	getPhi () const
double	getZ () const
double	getR () const
HepVector	getVecPos () const
HepSymMatrix	getErrMat () const

Detailed Description

Definition at line 13 of file KalFitGemHit.h.

Constructor & Destructor Documentation

KalFitGemHit()

KalFitGemHit::KalFitGemHit	(	double	phi,
		double	v,
		int	layer,
		int	sheet )

Definition at line 12 of file KalFitGemHit.cxx.

{
    /*
    myPhi=phi;
    myZ=z;
    myR=r;
    myErrPhi=0.023/r; //error in r*phi/r (rad)
    myErrZ=0.05; //error in z (cm) 
    myErrR=1.0; //error in R (cm)
    */
    myPhi=(phi+sheet*w_sheet[layer])/r_layer[layer];
    //cout << "pos phi=" << myPhi*dmr_layer[layer] << endl;
    //cout << "(v-(phi)*cos(a_stero[layer]))" << (v-(phi)*cos(a_stero[layer])) << endl;
    //cout << "pos v="   << myPhi*dmr_layer[layer]*cos(a_stero[layer])+(v-(phi)*cos(a_stero[layer])) << endl;
    //cout << "(phi+sheet*w_sheet[layer])/r_layer[layer]=" << (phi+sheet*w_sheet[layer])/r_layer[layer] << endl;
    //cout <<"phi=" << myPhi << endl;
    if(myPhi>3.1415926) myPhi=myPhi-6.2831852;
    //cout << "new phi=" << myPhi << endl;
    //cout << "first z=" << (v-(phi)*cos(a_stero[layer]))/sin(a_stero[layer]) << endl;
    myZ=(((v-(phi)*cos(a_stero[layer]))/sin(a_stero[layer]))-0.5*l_layer[layer])/10.;
    //cout << "second z="<< (v-(phi)*cos(a_stero[layer]))/sin(a_stero[layer])-0.5*l_layer[layer] << endl;
    //cout << "third z=" <<  myZ << endl;
    //cout << "v=" << v <<  endl;
    //cout << "l_layer=" << l_layer[layer] << endl;
    //cout << "0.5*l_layer=" << 0.5*l_layer[layer] << endl;
    
    myR=dmr_layer[layer]/10.;
    //double Dz,Cov,a,b;
    //a=1./(sin(a_stero[layer])*sin(a_stero[layer]));
    //b=1./(tan(a_stero[layer])*tan(a_stero[layer]));
    //Cov=-1./(sin(a_stero[layer])*sin(a_stero[layer]));
    //Dz=(a+2*Cov)*0.01467*0.01467+b*0.01349*0.01349;
    //myErrZ=sqrt(Dz);
    myErrZ=sqrt(0.01*v_reso[layer]*v_reso[layer]/(sin(a_stero[layer])*sin(a_stero[layer]))+0.01*x_reso[layer]*x_reso[layer]/(tan(a_stero[layer])*tan(a_stero[layer])));
    myErrPhi=x_reso[layer]/r_layer[layer];
}

~KalFitGemHit()

KalFitGemHit::~KalFitGemHit

(

)

Definition at line 49 of file KalFitGemHit.cxx.

{;}

Member Function Documentation

getErrMat()

HepSymMatrix KalFitGemHit::getErrMat ( ) const

inline

Definition at line 31 of file KalFitGemHit.h.

        {
            HepSymMatrix EGem(2,0);
            EGem(1,1)=myErrPhi*myErrPhi; //error^2 in r*phi/r (rad)
            EGem(2,2)=myErrZ*myErrZ;  //error^2 in z (mm)
            return EGem;
        }

getPhi()

double KalFitGemHit::getPhi ( ) const

inline

Definition at line 19 of file KalFitGemHit.h.

{return myPhi;};

getR()

double KalFitGemHit::getR ( ) const

inline

Definition at line 21 of file KalFitGemHit.h.

{return myR;};

getVecPos()

HepVector KalFitGemHit::getVecPos ( ) const

inline

Definition at line 23 of file KalFitGemHit.h.

        {
            HepVector vec(2);
            vec(1)=myPhi;
            vec(2)=myZ;
            return vec;
        }

getZ()

double KalFitGemHit::getZ ( ) const

inline

Definition at line 20 of file KalFitGemHit.h.

{return myZ;};

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The documentation for this class was generated from the following files:

• KalFitGemHit.h
• KalFitGemHit.cxx