TRTCond::BinnedRtRelation Class Reference

#include <BinnedRtRelation.h>

Inheritance diagram for TRTCond::BinnedRtRelation:

Collaboration diagram for TRTCond::BinnedRtRelation:

Public Types
enum	Status { Undefined , Calibrated }
	enumerates status More...

Public Member Functions
	BinnedRtRelation ()
	default constructor
	BinnedRtRelation (float tmin, float tmax, const std::vector< float > &values, Status stat=Calibrated)
	normal constructor
	BinnedRtRelation (const BinnedRtRelation &rhs)=default
	copy constructor
BinnedRtRelation &	operator= (const BinnedRtRelation &rhs)=default
	assignment
virtual	~BinnedRtRelation ()
	desctructor
virtual RtRelation *	clone () const
	clone function
virtual int	status () const
	status flag of (calibrated) rtrelation
virtual float	radius (float driftime) const
	radius for given drifttime
virtual float	drifttime (float radius) const
	drifttime for given radius
virtual float	drdt (float driftime) const
	driftvelocity for given drifttime
virtual size_t	footprint () const
	memory allocated by this rt-relation
virtual bool	isequal (const RtRelation &rhs) const
	equality operator
virtual std::ostream &	write (std::ostream &) const
	write to ascii ostream
virtual std::istream &	read (std::istream &)
	read from to ascii ostream
float	tmin () const
	get access to minimum drifttime
float	tmax () const
	get access to maximum drifttime
const std::vector< float > &	values () const
	get access to vector of radii for each drifttime bin
bool	operator== (const RtRelation &rhs) const

Private Member Functions
float	binsize () const
	get access to bin size

Private Attributes
unsigned char	m_status
	status byte
float	m_tmin
	minimum drifttime
float	m_tmax
	maximum drifttime
std::vector< float >	m_values
	number of elements

Detailed Description

Definition at line 26 of file BinnedRtRelation.h.

Member Enumeration Documentation

Status

enum TRTCond::RtRelation::Status

inherited

enumerates status

Enumerator
Undefined
Calibrated

Definition at line 30 of file RtRelation.h.

{ Undefined, Calibrated } ;

Constructor & Destructor Documentation

BinnedRtRelation() [1/3]

TRTCond::BinnedRtRelation::BinnedRtRelation ( )

inline

default constructor

Definition at line 30 of file BinnedRtRelation.h.

: m_status(RtRelation::Undefined), m_tmin(0), m_tmax(25) {}

BinnedRtRelation() [2/3]

TRTCond::BinnedRtRelation::BinnedRtRelation ( float tmin, float tmax, const std::vector< float > & values, Status stat = Calibrated )

inline

normal constructor

Definition at line 33 of file BinnedRtRelation.h.

      : m_status(stat), m_tmin(tmin), m_tmax(tmax), m_values(values) {}

BinnedRtRelation() [3/3]

TRTCond::BinnedRtRelation::BinnedRtRelation ( const BinnedRtRelation & rhs )

default

copy constructor

~BinnedRtRelation()

virtual TRTCond::BinnedRtRelation::~BinnedRtRelation ( )

inlinevirtual

desctructor

Definition at line 43 of file BinnedRtRelation.h.

{}

Member Function Documentation

binsize()

float TRTCond::BinnedRtRelation::binsize ( ) const

inlineprivate

get access to bin size

Definition at line 81 of file BinnedRtRelation.h.

{ return (m_tmax - m_tmin)/(m_values.size()-1) ; }

clone()

virtual RtRelation * TRTCond::BinnedRtRelation::clone ( ) const

inlinevirtual

clone function

Implements TRTCond::RtRelation.

Definition at line 46 of file BinnedRtRelation.h.

{ return new BinnedRtRelation(*this) ; }

drdt()

float TRTCond::BinnedRtRelation::drdt ( float driftime ) const

virtual

driftvelocity for given drifttime

Implements TRTCond::RtRelation.

Definition at line 36 of file BinnedRtRelation.cxx.

  {
    float dt = binsize() ;
    int timebin = int((time - m_tmin) / dt) ;
    if( time <= m_tmin )     return 0 ;
    else if(time >= m_tmax ) return 0 ;
    else return (m_values[timebin+1]-m_values[timebin])/dt ;
  }

drifttime()

float TRTCond::BinnedRtRelation::drifttime ( float radius ) const

virtual

drifttime for given radius

Implements TRTCond::RtRelation.

Definition at line 45 of file BinnedRtRelation.cxx.

  {
    double t ;
    if(r <= m_values.front())     t = m_tmin ;
    else if(r >= m_values.back()) t = m_tmax ;
    else {
      // first find the bin with a binary search
      std::vector<float>::const_iterator it = std::lower_bound(m_values.begin(),m_values.end(),r) ;
      size_t timebin = it - m_values.begin() - 1 ;
      // fraction in this bin
      float fracbin = (r - m_values[timebin])/(m_values[timebin+1]-m_values[timebin]) ;
      // now get the time
      t = m_tmin + binsize() * (timebin + fracbin) ;
    }
    return t ;
  }

footprint()

virtual size_t TRTCond::BinnedRtRelation::footprint ( ) const

inlinevirtual

memory allocated by this rt-relation

Reimplemented from TRTCond::RtRelation.

Definition at line 61 of file BinnedRtRelation.h.

{ return sizeof(*this) + m_values.size()*sizeof(float) ; }

isequal()

bool TRTCond::BinnedRtRelation::isequal ( const RtRelation & rhs ) const

virtual

equality operator

Implements TRTCond::RtRelation.

Definition at line 14 of file BinnedRtRelation.cxx.

  {
    const BinnedRtRelation* rhscast=dynamic_cast<const BinnedRtRelation*>(&rhs) ;
    return rhscast!=nullptr && *this==*rhscast ;
  }

operator=()

BinnedRtRelation & TRTCond::BinnedRtRelation::operator= ( const BinnedRtRelation & rhs )

default

assignment

operator==()

bool TRTCond::RtRelation::operator== ( const RtRelation & rhs ) const

inlineinherited

Definition at line 54 of file RtRelation.h.

{ return isequal(rhs) ; }

radius()

float TRTCond::BinnedRtRelation::radius ( float driftime ) const

virtual

radius for given drifttime

Implements TRTCond::RtRelation.

Definition at line 21 of file BinnedRtRelation.cxx.

  { 
    float r(0) ;
    if( time <= m_tmin )     r = m_values.front() ;
    else if(time >= m_tmax ) r = m_values.back() ;
    else {
      // interpolate
      float  rtimebin = (time - m_tmin) / binsize() ;
      size_t timebin = int(rtimebin) ;
      float  fracbin = rtimebin - timebin ;
      r = (1-fracbin)*m_values[timebin] + fracbin*m_values[timebin+1] ;
    }
    return r ;
  }

read()

std::istream & TRTCond::BinnedRtRelation::read ( std::istream & is )

virtual

read from to ascii ostream

Implements TRTCond::RtRelation.

Definition at line 69 of file BinnedRtRelation.cxx.

  {
    size_t n(0) ;
    is >> m_tmin >> m_tmax >> n ;
    if(n<UINT_MAX){
               m_values.resize(n) ;
               for(size_t i=0; i<n; ++i) is >> m_values[i] ;
          }
    return is ;
  }

status()

virtual int TRTCond::BinnedRtRelation::status ( ) const

inlinevirtual

status flag of (calibrated) rtrelation

Implements TRTCond::RtRelation.

Definition at line 49 of file BinnedRtRelation.h.

{ return m_status ; }

tmax()

float TRTCond::BinnedRtRelation::tmax ( ) const

inline

get access to maximum drifttime

Definition at line 75 of file BinnedRtRelation.h.

{ return m_tmax ; }

tmin()

float TRTCond::BinnedRtRelation::tmin ( ) const

inline

get access to minimum drifttime

Definition at line 73 of file BinnedRtRelation.h.

{ return m_tmin ; }

values()

const std::vector< float > & TRTCond::BinnedRtRelation::values ( ) const

inline

get access to vector of radii for each drifttime bin

Definition at line 77 of file BinnedRtRelation.h.

{ return m_values ; }

write()

std::ostream & TRTCond::BinnedRtRelation::write ( std::ostream & os ) const

virtual

write to ascii ostream

Implements TRTCond::RtRelation.

Definition at line 62 of file BinnedRtRelation.cxx.

  {
    os << m_tmin << " " << m_tmax << " " << m_values.size() << " " ;
    for(float value : m_values) os << value << " " ;
    return os ;
  }

Member Data Documentation

m_status

unsigned char TRTCond::BinnedRtRelation::m_status

private

status byte

Definition at line 84 of file BinnedRtRelation.h.

m_tmax

float TRTCond::BinnedRtRelation::m_tmax

private

maximum drifttime

Definition at line 86 of file BinnedRtRelation.h.

m_tmin

float TRTCond::BinnedRtRelation::m_tmin

private

minimum drifttime

Definition at line 85 of file BinnedRtRelation.h.

m_values

std::vector<float> TRTCond::BinnedRtRelation::m_values

private

number of elements

Definition at line 87 of file BinnedRtRelation.h.

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

• BinnedRtRelation.h
• BinnedRtRelation.cxx