EdbSigma Class Reference

#include <EdbSigma.h>

Inheritance diagram for EdbSigma:

Collaboration diagram for EdbSigma:

Public Member Functions
double	DAL (double t, double sxy, double sz, double dz)
double	DALbt (double t)
double	DALmt (double t)
double	DAT (double t, double sxy, double dz)
double	DATbt (double t)
double	DATmt (double t)
double	DP (double t, double sxy, double da, double dz)
double	DPLbt (double t)
double	DPLmt (double t)
double	DPTbt (double t)
double	DPTmt (double t)
void	Draw ()
	EdbSigma ()
	RS agreement: 0 - in-view (default); 1 - in-zone; 2-in-plate; 3-in-brick. More...
double	FDAL (double *x, double *par)
double	FDALbt (double *x, double *par)
double	FDAT (double *x, double *par)
double	FDPLmt (double *x, double *par)
void	Set0 ()
double	SqSum (double a, double b)
virtual	~EdbSigma ()

Public Attributes
double	eDZbase
	= 210. emulsion base More...
double	eDZcell
	=1300. plate-to plate distance More...
double	eDZem
	geometry defines the "in-view" mt/bt accuracy: More...
double	eSaPlate
	"in-plate" basetrack angular tolrance (nonplanarity) More...
double	eSaZone
	"in-zone" microtrack angular tolrance (incorrect shrinkage+offsets) More...
double	eSxy
	grains measurement accuracy defines the "in view" bt and mt errors More...
double	eSxyPlate
	additional terms defines "in-plate" resolution More...
double	eSxyZone
	additional terms defines "in-zone" resolution More...
double	eSz
	= 2. grains z-uncertainty "field depth" More...

Constructor & Destructor Documentation

EdbSigma()

EdbSigma::EdbSigma ( )

inline

RS agreement: 0 - in-view (default); 1 - in-zone; 2-in-plate; 3-in-brick.

{ Set0(); }

~EdbSigma()

virtual EdbSigma::~EdbSigma ( )

inlinevirtual

{}

Member Function Documentation

DAL()

double EdbSigma::DAL	(	double	t,
		double	sxy,
		double	sz,
		double	dz
	)

return the estimation of the longitudinal angular error of segment (theta error) due to points uncertanty

{
  return Sqrt( sxy*Cos(t)*sxy*Cos(t) + sz*Sin(t)*sz*Sin(t)) / (dz/Cos(t));
}

DALbt()

double EdbSigma::DALbt

(

double

t

)

return the estimation of the longitudinal angular error of basetrack (theta error)

{
  return DAL(t, DPLmt(t), eSz, eDZbase);
}

DALmt()

double EdbSigma::DALmt

(

double

t

)

return the estimation of the longitudinal angular error of microtrack (theta error)

{
  return DAL(t,eSxy, eSz, eDZem);
}

DAT()

double EdbSigma::DAT	(	double	t,
		double	sxy,
		double	dz
	)

return the estimation of the transverse angular error of segment due to points uncertanty

{
  return sxy/(dz/Cos(t));
}

DATbt()

double EdbSigma::DATbt

(

double

t

)

return the estimation of the transverse angular error of basetrack

{
  return DAT(t, DATmt(t), eDZbase);
}

DATmt()

double EdbSigma::DATmt

(

double

t

)

return the estimation of the transverse angular error of microtrack

{
  return DAT(t,eSxy,eDZem);
}

DP()

double EdbSigma::DP	(	double	t,
		double	sxy,
		double	da,
		double	dz
	)

return the estimation of the position error of segment propagated to dz

{
  double dpt = dz/Cos(t)*da /Cos(t);
  return Sqrt(sxy*sxy + dpt*dpt);
}

DPLbt()

double EdbSigma::DPLbt

(

double

t

)

return the estimation of the longitudinal position error of basetrack

{
 
  return DPLmt(t);
}

DPLmt()

double EdbSigma::DPLmt

(

double

t

)

return the estimation of the longitudinal position error of microtrack

{
  return DP(t, eSxy, DALmt(t), eDZem);
}

DPTbt()

double EdbSigma::DPTbt

(

double

t

)

return the estimation of the transverse position error of basetrack

{
  return DPTmt(t);
}

DPTmt()

double EdbSigma::DPTmt

(

double

t

)

return the estimation of the transverse position error of microtrack

{
  return DP(t, eSxy, DATmt(t), eDZem);
}

Draw()

void EdbSigma::Draw

(

)

{
  double fmin=0, fmax=1.;
  TCanvas *cmt = new TCanvas("mt","Intrinsic emulsion resolutions",800,600);
  cmt->Divide(2,2);
 
  EdbSigma *pts = new EdbSigma();
  
  cmt->cd(1);
  TF1 *dal = new TF1("dal",pts,&EdbSigma::FDAL,fmin,fmax,3,"EdbSigma","FDAL");
  dal->SetParameter(0, eSxy);
  dal->SetParameter(1, eSz);
  dal->SetParameter(2, eDZem);
  dal->SetTitle("angle longitudinal microtrack resolution");
  dal->Draw();
 
  cmt->cd(2);
  TF1 *dat = new TF1("dat",pts,&EdbSigma::FDAT,fmin,fmax,2,"EdbSigma","FDAT");
  dat->SetParameter(0, eSxy);
  dat->SetParameter(1, eDZem);
  dat->SetTitle("angle transverse microtrack resolution");
  dat->Draw();
 
  cmt->cd(4);
  TF1 *dplmt = new TF1("dplmt",pts,&EdbSigma::FDPLmt,fmin,fmax,0,"EdbSigma","FDPLmt");
  dplmt->SetTitle("position longitudinal microtrack resolution");
  dplmt->Draw();
 
 
  cmt->cd(3);
  TF1 *dalbt = new TF1("dalbt",pts,&EdbSigma::FDALbt,fmin,fmax,0,"EdbSigma","FDALbt");
  dalbt->SetTitle("angle longitudinal basetrack resolution");
  dalbt->Draw();
 
}

FDAL()

double EdbSigma::FDAL ( double *  x, double *  par  )

inline

{ return DAL(*x, par[0], par[1], par[2]);}

FDALbt()

double EdbSigma::FDALbt ( double *  x, double *  par  )

inline

{return DALbt(*x);}

FDAT()

double EdbSigma::FDAT ( double *  x, double *  par  )

inline

{ return DAT(*x, par[0], par[1]);}

FDPLmt()

double EdbSigma::FDPLmt ( double *  x, double *  par  )

inline

{return DPLmt(*x);}

Set0()

void EdbSigma::Set0

(

)

SqSum()

double EdbSigma::SqSum ( double  a, double  b  )

inline

{return Sqrt(a*a + b*b);}

Member Data Documentation

eDZbase

double EdbSigma::eDZbase

= 210. emulsion base

eDZcell

double EdbSigma::eDZcell

=1300. plate-to plate distance

eDZem

double EdbSigma::eDZem

geometry defines the "in-view" mt/bt accuracy:

= 45.; emulsion thickness

eSaPlate

double EdbSigma::eSaPlate

"in-plate" basetrack angular tolrance (nonplanarity)

eSaZone

double EdbSigma::eSaZone

"in-zone" microtrack angular tolrance (incorrect shrinkage+offsets)

eSxy

double EdbSigma::eSxy

grains measurement accuracy defines the "in view" bt and mt errors

= 0.35 mean in-view grain accuracy xy

eSxyPlate

double EdbSigma::eSxyPlate

additional terms defines "in-plate" resolution

"in-plate" basetrack position tolerance (XY plate deformations)

eSxyZone

double EdbSigma::eSxyZone

additional terms defines "in-zone" resolution

"in-zone" microtrack position tolerance (local deformations)

eSz

double EdbSigma::eSz

= 2. grains z-uncertainty "field depth"

---

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

• /home/antonio/fedra_doxygen/src/libEbase/EdbSigma.h
• /home/antonio/fedra_doxygen/src/libEbase/EdbSigma.cxx