L1CaloPedestalCumul Class Reference

Intermediate Class to store pedestal data from the L1CaloPedestalMaker algorithm. More...

#include <L1CaloPedestalCumul.h>

Collaboration diagram for L1CaloPedestalCumul:

Public Member Functions
	L1CaloPedestalCumul ()
	~L1CaloPedestalCumul ()
void	clear ()
void	set_min (const short min)
void	set_max (const short max)
int	get_nentries () const
double	get_sum () const
double	get_sum (const unsigned isample) const
double	get_mean () const
double	get_mean (const unsigned isample) const
double	get_rms () const
double	get_rms (const unsigned isample) const
unsigned	get_nsamples () const
const short &	get_min () const
const short &	get_max () const
void	add (const std::vector< int > &samples)

Private Attributes
short	m_min
short	m_max
std::vector< double >	m_sum
std::vector< double >	m_matrix
int	m_nped

Detailed Description

Intermediate Class to store pedestal data from the L1CaloPedestalMaker algorithm.

Heavily inspired from the LArPedestal class

Author

Damien Prieur damie.nosp@m.n.pr.nosp@m.ieur@.nosp@m.cern.nosp@m..ch

Definition at line 21 of file L1CaloPedestalCumul.h.

Constructor & Destructor Documentation

L1CaloPedestalCumul()

L1CaloPedestalCumul::L1CaloPedestalCumul

(

)

Definition at line 9 of file L1CaloPedestalCumul.cxx.

                                         {
  m_min  = 0;
  m_max  = 0;
  m_nped = 0;
}

~L1CaloPedestalCumul()

L1CaloPedestalCumul::~L1CaloPedestalCumul

(

)

Definition at line 15 of file L1CaloPedestalCumul.cxx.

                                          {
}

Member Function Documentation

add()

void L1CaloPedestalCumul::add

(

const std::vector< int > &

samples

)

Definition at line 99 of file L1CaloPedestalCumul.cxx.

                                                            {
  unsigned int nsamples = samples.size();
  int k=0;
 
  if(m_sum.size()<nsamples) {
    m_sum.resize(nsamples);
    m_matrix.resize((nsamples*(nsamples+1))/2);
  }
 
  for(unsigned i=0; i<nsamples; i++) {
    for(unsigned j=i; j<nsamples; j++,k++) m_matrix[k] += ((double)(samples[j]*samples[i]));
    m_sum[i] += ((double) samples[i]);
  }
  m_nped++;
}

clear()

void L1CaloPedestalCumul::clear

(

)

Definition at line 115 of file L1CaloPedestalCumul.cxx.

                                 {
  int nsamples = m_sum.size();
  int j =0;
 
  for(int l=0; l<nsamples; l++) {
    for(int k=l; k<nsamples; k++,j++) m_matrix[j] = 0;
    m_sum[l]=0;
  }
  m_nped=0;
}

get_max()

const short & L1CaloPedestalCumul::get_max ( ) const

inline

Definition at line 74 of file L1CaloPedestalCumul.h.

{ return m_max; }

get_mean() [1/2]

double L1CaloPedestalCumul::get_mean

(

)

const

Definition at line 48 of file L1CaloPedestalCumul.cxx.

                                            {
    if(m_nped==0) return -1;
  double mean = 0;
  int nsamples = m_sum.size();
  for(int i=0; i<nsamples; i++)
    mean += m_sum[i];
  mean /= ((double)(nsamples*m_nped));
 
  return mean;
}

get_mean() [2/2]

double L1CaloPedestalCumul::get_mean

(

const unsigned

isample

)

const

Definition at line 37 of file L1CaloPedestalCumul.cxx.

                                                                  {
    if(m_nped==0) return -1;
  if (isample>=m_sum.size())
    return 0;
  double mean = 0;
  mean = m_sum[isample];
  mean /= ((double) m_nped);
 
  return mean;
}

get_min()

const short & L1CaloPedestalCumul::get_min ( ) const

inline

Definition at line 71 of file L1CaloPedestalCumul.h.

{ return m_min; }

get_nentries()

int L1CaloPedestalCumul::get_nentries ( ) const

inline

Definition at line 53 of file L1CaloPedestalCumul.h.

{ return m_nped; }

get_nsamples()

unsigned L1CaloPedestalCumul::get_nsamples ( ) const

inline

Definition at line 68 of file L1CaloPedestalCumul.h.

{ return m_sum.size();}

get_rms() [1/2]

double L1CaloPedestalCumul::get_rms

(

)

const

Definition at line 80 of file L1CaloPedestalCumul.cxx.

                                           {
    if(m_nped==0) return -1;
  double x=0, y=0;
  int k=0;
  int nsamples = m_sum.size();
 
  x = get_mean();
  for(int i=0; i<nsamples; i++)
    {
      y += m_matrix[k];
      k += nsamples - i; // Index of diagonal element
    }
  y /= (double) (nsamples*m_nped);
 
  double noise = sqrt(y - x*x);
  
  return noise;
}

get_rms() [2/2]

double L1CaloPedestalCumul::get_rms

(

const unsigned

isample

)

const

Definition at line 59 of file L1CaloPedestalCumul.cxx.

                                                                 {
    if(m_nped==0) return -1;
  if (isample>=m_sum.size())
    return 0;
  double x=0, y=0;
  int k=0;
  int nsamples = m_sum.size();
 
  x = m_sum[isample];
  for(unsigned i=0; i<isample; i++)
    k += nsamples - i;
  y = m_matrix[k];
 
  double noise =(y/((double) m_nped))
    -((x*x)/((double) (m_nped*m_nped)));
 
  noise = sqrt(noise);
  
  return noise;
}

get_sum() [1/2]

double L1CaloPedestalCumul::get_sum

(

)

const

Definition at line 28 of file L1CaloPedestalCumul.cxx.

                                           {
  double sum = 0;
  int nsamples = m_sum.size();
  for(int i=0; i<nsamples; i++)
    sum += m_sum[i];
 
  return sum;
}

get_sum() [2/2]

double L1CaloPedestalCumul::get_sum

(

const unsigned

isample

)

const

Definition at line 18 of file L1CaloPedestalCumul.cxx.

                                                                 {
  if (isample>=m_sum.size())
    return 0;
 
  double sum = 0;
  sum = m_sum[isample];
 
  return sum;
}

set_max()

void L1CaloPedestalCumul::set_max ( const short max )

inline

Definition at line 50 of file L1CaloPedestalCumul.h.

{ m_max = max; };

set_min()

void L1CaloPedestalCumul::set_min ( const short min )

inline

Definition at line 47 of file L1CaloPedestalCumul.h.

{ m_min = min; };

Member Data Documentation

m_matrix

std::vector<double> L1CaloPedestalCumul::m_matrix

private

Definition at line 32 of file L1CaloPedestalCumul.h.

m_max

short L1CaloPedestalCumul::m_max

private

Definition at line 28 of file L1CaloPedestalCumul.h.

m_min

short L1CaloPedestalCumul::m_min

private

Definition at line 26 of file L1CaloPedestalCumul.h.

m_nped

int L1CaloPedestalCumul::m_nped

private

Definition at line 34 of file L1CaloPedestalCumul.h.

m_sum

std::vector<double> L1CaloPedestalCumul::m_sum

private

Definition at line 30 of file L1CaloPedestalCumul.h.

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

• L1CaloPedestalCumul.h
• L1CaloPedestalCumul.cxx