ShowerLib::StepInfo Class Reference

Class to collect information about G4 steps. More...

#include <StepInfo.h>

Collaboration diagram for ShowerLib::StepInfo:

Public Member Functions
	StepInfo ()
	empty default constructor More...
	StepInfo (const StepInfo &first, const StepInfo &second)
void	setP (const CLHEP::Hep3Vector &p)
	set position More...
void	setX (const double x)
	set x position More...
void	setY (const double y)
	set y position More...
void	setZ (const double z)
	set z position More...
void	setE (const double t)
	set depoisted energy More...
void	setTime (const double t)
	set time More...
void	setValid (const bool flag)
	set validity More...
CLHEP::Hep3Vector	position () const
	return spacial position More...
double	x () const
	return x position More...
double	y () const
	return y position More...
double	z () const
	return z position More...
double	dep () const
	return deposited energy More...
double	time () const
	return time of hit More...
bool	valid () const
	return validity flag More...
double	diff2 (const StepInfo &other) const
	return spactial distance squared More...
StepInfo &	operator+= (const StepInfo &other)
	energy weighted sum More...

Private Attributes
CLHEP::Hep3Vector	m_pos
	spatial position More...
double	m_dep
	deposited energy More...
double	m_time
	time More...
bool	m_valid
	flag, if hit is valid More...

Detailed Description

Class to collect information about G4 steps.

   This class is designed to transfer hit information,
   i.e. position, energy deposition and time, from
   G4 simulation to the clustering algorithm

Author

Wolfgang Ehrenfeld, University of Hamburg, Germany

Sasha Glazov, DESY Hamburg, Germany

Version

Id

StepInfo.h 511332 2012-07-25 16:15:07Z ssnyder

Definition at line 34 of file StepInfo.h.

Constructor & Destructor Documentation

StepInfo() [1/2]

ShowerLib::StepInfo::StepInfo ( )

inline

empty default constructor

Definition at line 40 of file StepInfo.h.

: m_dep(0.), m_time(0.), m_valid(true) {}

StepInfo() [2/2]

ShowerLib::StepInfo::StepInfo ( const StepInfo &  first, const StepInfo &  second  )

inline

Definition at line 96 of file StepInfo.h.

  {
    double esum = first.m_dep + second.m_dep;
    double w1 = 0;
    double w2 = 0;
 
    if (esum > 0) {
      w1 =  first.m_dep/esum;
      w2 =  second.m_dep/esum;
    }
 
    m_pos = w1*first.m_pos + w2*second.m_pos;
    m_time = w1*first.m_time + w2*second.m_time;
    m_dep = esum;
    m_valid = true;
  }

Member Function Documentation

dep()

double ShowerLib::StepInfo::dep ( ) const

inline

return deposited energy

Definition at line 70 of file StepInfo.h.

{ return m_dep; }

diff2()

double ShowerLib::StepInfo::diff2 ( const StepInfo &  other ) const

inline

return spactial distance squared

Definition at line 113 of file StepInfo.h.

  {
    return (this->position().diff2(other.position()));
  }

operator+=()

StepInfo & ShowerLib::StepInfo::operator+= ( const StepInfo &  other )

inline

energy weighted sum

Definition at line 118 of file StepInfo.h.

  {
    double esum = m_dep + other.m_dep;
    double w1 = 0;
    double w2 = 0;
 
    if (esum > 0) {
      w1 =  m_dep/esum;
      w2 =  other.m_dep/esum;
    } else {
      std::cout << "Error: hit combination: sum of deposited energy is zero!" << std::endl;
    }
 
    m_pos = w1*m_pos + w2*other.m_pos;
    m_dep += other.m_dep;
 
    return *this;
  }

position()

CLHEP::Hep3Vector ShowerLib::StepInfo::position ( ) const

inline

return spacial position

Definition at line 62 of file StepInfo.h.

{ return m_pos; }

setE()

void ShowerLib::StepInfo::setE ( const double  t )

inline

set depoisted energy

Definition at line 55 of file StepInfo.h.

{ m_dep = t; }

setP()

void ShowerLib::StepInfo::setP ( const CLHEP::Hep3Vector &  p )

inline

set position

Definition at line 47 of file StepInfo.h.

{ m_pos = p; }

setTime()

void ShowerLib::StepInfo::setTime ( const double  t )

inline

set time

Definition at line 57 of file StepInfo.h.

{ m_time = t; }

setValid()

void ShowerLib::StepInfo::setValid ( const bool  flag )

inline

set validity

Definition at line 59 of file StepInfo.h.

{ m_valid = flag; }

setX()

void ShowerLib::StepInfo::setX ( const double  x )

inline

set x position

Definition at line 49 of file StepInfo.h.

{ return m_pos.setX(x); }

setY()

void ShowerLib::StepInfo::setY ( const double  y )

inline

set y position

Definition at line 51 of file StepInfo.h.

{ return m_pos.setY(y); }

setZ()

void ShowerLib::StepInfo::setZ ( const double  z )

inline

set z position

Definition at line 53 of file StepInfo.h.

{ return m_pos.setZ(z); }

time()

double ShowerLib::StepInfo::time ( ) const

inline

return time of hit

Definition at line 72 of file StepInfo.h.

{ return m_time; }

valid()

bool ShowerLib::StepInfo::valid ( ) const

inline

return validity flag

Definition at line 74 of file StepInfo.h.

{ return m_valid; }

x()

double ShowerLib::StepInfo::x ( ) const

inline

return x position

Definition at line 64 of file StepInfo.h.

{ return m_pos.x(); }

y()

double ShowerLib::StepInfo::y ( ) const

inline

return y position

Definition at line 66 of file StepInfo.h.

{ return m_pos.y(); }

z()

double ShowerLib::StepInfo::z ( ) const

inline

return z position

Definition at line 68 of file StepInfo.h.

{ return m_pos.z(); }

Member Data Documentation

m_dep

double ShowerLib::StepInfo::m_dep

private

deposited energy

Definition at line 88 of file StepInfo.h.

m_pos

CLHEP::Hep3Vector ShowerLib::StepInfo::m_pos

private

spatial position

Definition at line 87 of file StepInfo.h.

m_time

double ShowerLib::StepInfo::m_time

private

time

Definition at line 89 of file StepInfo.h.

m_valid

bool ShowerLib::StepInfo::m_valid

private

flag, if hit is valid

Definition at line 90 of file StepInfo.h.

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

• StepInfo.h