Data structure for track fit results with history and optional associated values. More...

#include <JEvt.hh>

Inheritance diagram for JFIT::JFit:

Public Member Functions
	JFit ()
	Default constructor. More...

	JFit (const JHistory &history, const double x, const double y, const double z, const double dx, const double dy, const double dz, const double t, const double Q, const int NDF, const double E=0.0, const int status=JRECONSTRUCTION::SINGLE_STAGE)
	Constructor. More...

	JFit (const JHistory &history, const double x, const double y, const double z, const int status=JRECONSTRUCTION::SINGLE_STAGE)
	Constructor for storing position only. More...

JFit &	add (const int type)
	Add event to history. More...

double	getX () const
	Get X-position. More...

double	getY () const
	Get Y-position. More...

double	getZ () const
	Get Z-position. More...

double	getDX () const
	Get X-slope. More...

double	getDY () const
	Get Y-slope. More...

double	getDZ () const
	Get Z-slope. More...

double	getT () const
	Get time. More...

double	getQ () const
	Get quality. More...

int	getNDF () const
	Get number of degrees of freedom. More...

double	getE () const
	Get energy. More...

int	getStatus () const
	Get status of the fit; negative values should refer to a bad fit. More...

void	setStatus (const int status)
	Set status of the fit. More...

void	move (const double step, const double velocity)
	Move vertex along this track with given velocity. More...

void	setE (const double E)
	Set energy. More...

size_t	getDimensionOfErrorMatrix () const
	Get dimension of error matrix. More...

const std::vector< double > &	getV () const
	Get error matrix. More...

double	getV (const size_t row, const size_t col) const
	Get element of error matrix. More...

template<class T >
void	setV (const size_t size, const T &data)
	Set error matrix. More...

const std::vector< double > &	getW () const
	Get associated values. More...

void	setW (const std::vector< double > &W)
	Set associated values. More...

int	getN () const
	Get number of associated values. More...

bool	hasW (const int i) const
	Check availability of value. More...

double	getW (const int i) const
	Get associated value. More...

double	getW (const int i, const double value) const
	Get associated value. More...

void	setW (const int i, const double value)
	Set associated value. More...

	ClassDef (JFit, 7)

const JHistory &	getHistory () const
	Get history. More...

JHistory &	getHistory ()
	Get history. More...

bool	has (const int type) const
	Has event in history. More...

bool	getStatus (const std::vector< int > &types) const
	Get status. More...

bool	hasParentUUID () const
	Has parent UUID. More...

const JUUID &	getUUID () const
	Get UUID. More...

const JUUID &	getParentUUID () const
	Get parent UUID. More...

	ClassDef (JHistory, 2)

Protected Attributes
double	__x

double	__y

double	__z

double	__dx

double	__dy

double	__dz

double	__t

double	__Q

int	__NDF

std::vector< double >	V

std::vector< double >	W

double	__E

int	__status

Detailed Description

Data structure for track fit results with history and optional associated values.

Definition at line 35 of file JReconstruction/JEvt.hh.

Constructor & Destructor Documentation

JFIT::JFit::JFit ( )

inline

Default constructor.

Parameters are initialized with non physical values.

Definition at line 45 of file JReconstruction/JEvt.hh.

           :
       __x(std::numeric_limits<double>::lowest()),
       __y(std::numeric_limits<double>::lowest()),
       __z(std::numeric_limits<double>::lowest()),
       __dx(0.0),
       __dy(0.0),
       __dz(0.0),
       __t(std::numeric_limits<double>::lowest()),
       __Q(std::numeric_limits<double>::lowest()),
       __NDF(-1),
       __E(0.0),
       __status(JRECONSTRUCTION::UNDEFINED)
     {}

JFIT::JFit::JFit	(	const JHistory &	history,
		const double	x,
		const double	y,
		const double	z,
		const double	dx,
		const double	dy,
		const double	dz,
		const double	t,
		const double	Q,
		const int	NDF,
		const double	E = `0.0`,
		const int	status = `JRECONSTRUCTION::SINGLE_STAGE`
	)

inline

Constructor.

Parameters

history	history
x	X-position
y	Y-position
z	Z-position
dx	X-slope
dy	Y-slope
dz	Z-slope
t	time
Q	quality
NDF	number of degrees of freedom
E	energy
status	status

Definition at line 76 of file JReconstruction/JEvt.hh.

                                                             :
       JHistory(history)
     {
       __x      = x;
       __y      = y;
       __z      = z;
       __dx     = dx;
       __dy     = dy;
       __dz     = dz;
       __t      = t;
       __Q      = Q;
       __NDF    = NDF;
       __E      = E;
       __status = status;
     }

JFIT::JFit::JFit	(	const JHistory &	history,
		const double	x,
		const double	y,
		const double	z,
		const int	status = `JRECONSTRUCTION::SINGLE_STAGE`
	)

inline

Constructor for storing position only.

Note that the type of fit can be obtained via the history information.

Parameters

history	history
x	X-position
y	Y-position
z	Z-position
status	status

Definition at line 115 of file JReconstruction/JEvt.hh.

                                                            :
       JHistory(history)
     {
       __x      = x;
       __y      = y;
       __z      = z;
       __dx     = 0.0;
       __dy     = 0.0;
       __dz     = 0.0;
       __t      = 0.0;
       __Q      = 0.0;
       __NDF    = -1;
       __E      = 0.0;
      __status  = status;
     }

Member Function Documentation

JFit& JFIT::JFit::add ( const int type )

inline

Add event to history.

Parameters

type	application type

Returns: this fit

Definition at line 142 of file JReconstruction/JEvt.hh.

     {
       getHistory().add(type);
 
       return *this;
     }

double JFIT::JFit::getX ( ) const

inline

Get X-position.

Definition at line 150 of file JReconstruction/JEvt.hh.

double JFIT::JFit::getY ( ) const

inline

Get Y-position.

Definition at line 151 of file JReconstruction/JEvt.hh.

double JFIT::JFit::getZ ( ) const

inline

Get Z-position.

Definition at line 152 of file JReconstruction/JEvt.hh.

double JFIT::JFit::getDX ( ) const

inline

Get X-slope.

Definition at line 153 of file JReconstruction/JEvt.hh.

double JFIT::JFit::getDY ( ) const

inline

Get Y-slope.

Definition at line 154 of file JReconstruction/JEvt.hh.

double JFIT::JFit::getDZ ( ) const

inline

Get Z-slope.

Definition at line 155 of file JReconstruction/JEvt.hh.

double JFIT::JFit::getT ( ) const

inline

Get time.

Definition at line 156 of file JReconstruction/JEvt.hh.

double JFIT::JFit::getQ ( ) const

inline

Get quality.

Definition at line 157 of file JReconstruction/JEvt.hh.

int JFIT::JFit::getNDF ( ) const

inline

Get number of degrees of freedom.

Definition at line 158 of file JReconstruction/JEvt.hh.

double JFIT::JFit::getE ( ) const

inline

Get energy.

Definition at line 159 of file JReconstruction/JEvt.hh.

int JFIT::JFit::getStatus ( ) const

inline

Get status of the fit; negative values should refer to a bad fit.

Definition at line 160 of file JReconstruction/JEvt.hh.

void JFIT::JFit::setStatus ( const int status )

inline

Set status of the fit.

Parameters

status status

Definition at line 168 of file JReconstruction/JEvt.hh.

     {
       this->__status = status;
     }

void JFIT::JFit::move	(	const double	step,
		const double	velocity
	)

inline

Move vertex along this track with given velocity.

Parameters

step	step
velocity	velocity

Definition at line 180 of file JReconstruction/JEvt.hh.

     {
       __x += step * __dx;
       __y += step * __dy;
       __z += step * __dz;
       __t += step / velocity;
     }

void JFIT::JFit::setE ( const double E )

inline

Set energy.

Parameters

E energy

Definition at line 194 of file JReconstruction/JEvt.hh.

     {
       __E = E;
     }

size_t JFIT::JFit::getDimensionOfErrorMatrix ( ) const

inline

Get dimension of error matrix.

Returns: dimension

Definition at line 205 of file JReconstruction/JEvt.hh.

     {
       return ((size_t) sqrt(1.0 + 8.0*V.size()) - 1) / 2;
     }

const std::vector<double>& JFIT::JFit::getV ( ) const

inline

Get error matrix.

Note that only the lower-half of the matrix is returned.

Returns: error matrix

Definition at line 218 of file JReconstruction/JEvt.hh.

     {
       return V;
     }

double JFIT::JFit::getV	(	const size_t	row,
		const size_t	col
	)		const

inline

Get element of error matrix.

Parameters

row	row (`0 <= row < dimension`)
col	col (`0 <= col < dimension`)

Returns: value

Definition at line 231 of file JReconstruction/JEvt.hh.

     {
       using namespace std;
 
       const size_t __row = max(row, col) + 1;
       const size_t __col = min(row, col);
 
       return V.at((__row * (__row + 1)) / 2 - __row + __col);
     }

template<class T >

void JFIT::JFit::setV	(	const size_t	size,
		const T &	data
	)

inline

Set error matrix.

The given size corresponds to the dimension of a 2D-array of which the elements should be accessible via the usual array operators.
Note that only the lower-half of the given matrix is stored.

Parameters

size	size
data	matrix

Definition at line 253 of file JReconstruction/JEvt.hh.

     {
       V.clear();
 
       for (size_t row = 0; row != size; ++row) {
         for (size_t col = 0; col <= row; ++col) {
           V.push_back(data[row][col]);
         }
       }
     }

const std::vector<double>& JFIT::JFit::getW ( ) const

inline

Get associated values.

Returns: values

Definition at line 270 of file JReconstruction/JEvt.hh.

     {
       return this->W;
     }

void JFIT::JFit::setW ( const std::vector< double > & W )

inline

Set associated values.

Parameters

W values

Definition at line 281 of file JReconstruction/JEvt.hh.

     {
       this->W = W;
     }

int JFIT::JFit::getN ( ) const

inline

Get number of associated values.

Returns: number of values

Definition at line 292 of file JReconstruction/JEvt.hh.

     { 
       return W.size();
     }

bool JFIT::JFit::hasW ( const int i ) const

inline

Check availability of value.

Parameters

i index

Returns: true if available; else false

Definition at line 304 of file JReconstruction/JEvt.hh.

     { 
       return (i >= 0 && i < (int) W.size());
     }

double JFIT::JFit::getW ( const int i ) const

inline

Get associated value.

Parameters

i index

Returns: value

Definition at line 316 of file JReconstruction/JEvt.hh.

     { 
       return W.at(i);
     }

double JFIT::JFit::getW	(	const int	i,
		const double	value
	)		const

inline

Get associated value.

Parameters

i	index
value	default value

Returns: value

Definition at line 329 of file JReconstruction/JEvt.hh.

     { 
       if (hasW(i))
         return W.at(i);
       else
         return value;
     }

void JFIT::JFit::setW	(	const int	i,
		const double	value
	)

inline

Set associated value.

Parameters

i	index
value	value

Definition at line 344 of file JReconstruction/JEvt.hh.

     { 
       if (i >= (int) W.size()) {
         W.resize(i + 1, 0.0);
       }
 
       W[i] = value;
     }

JFIT::JFit::ClassDef	(	JFit	,
		7
	)

const JHistory& JFIT::JHistory::getHistory ( ) const

inlineinherited

Get history.

Returns: histtory

Definition at line 229 of file JHistory.hh.

     {
       return static_cast<const JHistory&>(*this);
     }

JHistory& JFIT::JHistory::getHistory ( )

inlineinherited

Get history.

Returns: histtory

Definition at line 240 of file JHistory.hh.

     {
       return static_cast<JHistory&>(*this);
     }

bool JFIT::JHistory::has ( const int type ) const

inlineinherited

Has event in history.

Parameters

type	application type

Returns: true if given event in history; else false

Definition at line 252 of file JHistory.hh.

     {
       for (const_iterator i = this->begin(); i != this->end(); ++i) {
         if (i->type == type) {
           return true;
         }
       }
 
       return false;
     }

bool JFIT::JHistory::getStatus ( const std::vector< int > & types ) const

inlineinherited

Get status.

Parameters

types application types

Returns: true if history matches appplication types; else false

Definition at line 270 of file JHistory.hh.

     {
       if (this->size() == types.size()) {
 
         for (size_t i = 0; i != this->size(); ++i) {
           if ((*this)[i].type != types[i]) {
             return false;
           }
         }
 
         return true;
 
       } else {
 
         return false;
       }
     }

bool JFIT::JHistory::hasParentUUID ( ) const

inlineinherited

Has parent UUID.

Definition at line 306 of file JHistory.hh.

     {
       return this->size() >= 2u;
     }

const JUUID& JFIT::JHistory::getUUID ( ) const

inlineinherited

Get UUID.

Definition at line 315 of file JHistory.hh.

     {
       return this->at(this->size() - 1).uuid;
     }

const JUUID& JFIT::JHistory::getParentUUID ( ) const

inlineinherited

Get parent UUID.

Definition at line 324 of file JHistory.hh.

     {
       return this->at(this->size() - 2).uuid;
     }

JFIT::JHistory::ClassDef	(	JHistory	,
		2
	)

inherited

Member Data Documentation

double JFIT::JFit::__x

protected

Definition at line 357 of file JReconstruction/JEvt.hh.

double JFIT::JFit::__y

protected

Definition at line 358 of file JReconstruction/JEvt.hh.

double JFIT::JFit::__z

protected

Definition at line 359 of file JReconstruction/JEvt.hh.

double JFIT::JFit::__dx

protected

Definition at line 360 of file JReconstruction/JEvt.hh.

double JFIT::JFit::__dy

protected

Definition at line 361 of file JReconstruction/JEvt.hh.

double JFIT::JFit::__dz

protected

Definition at line 362 of file JReconstruction/JEvt.hh.

double JFIT::JFit::__t

protected

Definition at line 363 of file JReconstruction/JEvt.hh.

double JFIT::JFit::__Q

protected

Definition at line 364 of file JReconstruction/JEvt.hh.

int JFIT::JFit::__NDF

protected

Definition at line 365 of file JReconstruction/JEvt.hh.

std::vector<double> JFIT::JFit::V

protected

Definition at line 366 of file JReconstruction/JEvt.hh.

std::vector<double> JFIT::JFit::W

protected

Definition at line 367 of file JReconstruction/JEvt.hh.

double JFIT::JFit::__E

protected

Definition at line 368 of file JReconstruction/JEvt.hh.

int JFIT::JFit::__status

protected

Definition at line 369 of file JReconstruction/JEvt.hh.

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

JReconstruction/JEvt.hh

Public Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation