HepMCFilterDriver Class Reference

#include <HepMCFilterDriver.h>

Public Member Functions
bool	filter (const HepMC::GenEvent *evt, double weight=1.)
	HepMCFilterDriver (const edm::ParameterSet &)
unsigned int	numEventsPassNeg () const
unsigned int	numEventsPassPos () const
unsigned int	numEventsTotalNeg () const
unsigned int	numEventsTotalPos () const
void	resetStatistics ()
void	statistics () const
double	sumpass_w () const
double	sumpass_w2 () const
double	sumtotal_w () const
double	sumtotal_w2 () const
	~HepMCFilterDriver ()

Private Attributes
BaseHepMCFilter *	filter_
unsigned int	numEventsPassNeg_
unsigned int	numEventsPassPos_
unsigned int	numEventsTotalNeg_
unsigned int	numEventsTotalPos_
double	sumpass_w2_
double	sumpass_w_
double	sumtotal_w2_
double	sumtotal_w_

Detailed Description

Definition at line 18 of file HepMCFilterDriver.h.

Constructor & Destructor Documentation

HepMCFilterDriver::HepMCFilterDriver

(

const edm::ParameterSet &

pset

)

Definition at line 6 of file HepMCFilterDriver.cc.

References filter_, reco_skim_cfg_mod::filterName, and edm::ParameterSet::getParameter().

                                                                :
  filter_(0),
  numEventsPassPos_(0),
  numEventsPassNeg_(0),
  numEventsTotalPos_(0),
  numEventsTotalNeg_(0),
  sumpass_w_(0.),
  sumpass_w2_(0.),
  sumtotal_w_(0.),
  sumtotal_w2_(0.)
{
    
  std::string filterName = pset.getParameter<std::string>("filterName");
  edm::ParameterSet filterParameters = pset.getParameter<edm::ParameterSet>("filterParameters");
  
  if (filterName=="GenericDauHepMCFilter") {
    filter_ = new GenericDauHepMCFilter(filterParameters);
  }
  else {
    edm::LogError("HepMCFilterDriver")<< "Invalid HepMCFilter name:" << filterName;
  }
  
}

HepMCFilterDriver::~HepMCFilterDriver

(

)

Definition at line 30 of file HepMCFilterDriver.cc.

References filter_.

{
  if (filter_) delete filter_;
  
}

Member Function Documentation

bool HepMCFilterDriver::filter	(	const HepMC::GenEvent *	evt,
		double	weight = 1.
	)

Definition at line 36 of file HepMCFilterDriver.cc.

References BaseHepMCFilter::filter(), filter_, numEventsPassNeg_, numEventsPassPos_, numEventsTotalNeg_, numEventsTotalPos_, sumpass_w2_, sumpass_w_, sumtotal_w2_, sumtotal_w_, and CommonMethods::weight().

{ 
  if(weight>0)
    numEventsTotalPos_++;
  else
    numEventsTotalNeg_++;

  sumtotal_w_ += weight;
  sumtotal_w2_ += weight*weight;

  
  bool accepted = filter_->filter(evt);
  
  if (accepted) {

    if(weight>0)
      numEventsPassPos_++;
    else
      numEventsPassNeg_++;
    sumpass_w_   += weight;
    sumpass_w2_ += weight*weight;

  }
  
  return accepted;
}

unsigned int HepMCFilterDriver::numEventsPassNeg ( ) const

inline

Definition at line 28 of file HepMCFilterDriver.h.

References numEventsPassNeg_.

{return numEventsPassNeg_;}

unsigned int HepMCFilterDriver::numEventsPassPos ( ) const

inline

Definition at line 27 of file HepMCFilterDriver.h.

References numEventsPassPos_.

{return numEventsPassPos_;}

unsigned int HepMCFilterDriver::numEventsTotalNeg ( ) const

inline

Definition at line 30 of file HepMCFilterDriver.h.

References numEventsTotalNeg_.

{return numEventsTotalNeg_;}

unsigned int HepMCFilterDriver::numEventsTotalPos ( ) const

inline

Definition at line 29 of file HepMCFilterDriver.h.

References numEventsTotalPos_.

{return numEventsTotalPos_;}

void HepMCFilterDriver::resetStatistics

(

)

Definition at line 74 of file HepMCFilterDriver.cc.

References numEventsPassNeg_, numEventsPassPos_, numEventsTotalNeg_, numEventsTotalPos_, sumpass_w2_, sumpass_w_, sumtotal_w2_, and sumtotal_w_.

                                        {
 
  numEventsPassPos_  = 0;
  numEventsPassNeg_  = 0;
  numEventsTotalPos_ = 0;
  numEventsTotalNeg_ = 0;
  sumpass_w_         = 0;
  sumpass_w2_        = 0;
  sumtotal_w_        = 0;
  sumtotal_w2_       = 0;
  
}

void HepMCFilterDriver::statistics

(

)

const

Definition at line 63 of file HepMCFilterDriver.cc.

References numEventsPassNeg_, numEventsPassPos_, numEventsTotalNeg_, numEventsTotalPos_, sumpass_w_, and sumtotal_w_.

{ 

  unsigned int ntried_    = numEventsTotalPos_ + numEventsTotalNeg_;
  unsigned int naccepted_ = numEventsPassPos_ + numEventsPassNeg_;
  printf("ntried = %i, naccepted = %i, efficiency = %5f\n",ntried_,naccepted_,(double)naccepted_/(double)ntried_);
  printf("weighttried = %5f, weightaccepted = %5f, efficiency = %5f\n",sumtotal_w_,sumpass_w_,sumpass_w_/sumtotal_w_);
  
}

double HepMCFilterDriver::sumpass_w ( ) const

inline

Definition at line 31 of file HepMCFilterDriver.h.

References sumpass_w_.

{return sumpass_w_;}

double HepMCFilterDriver::sumpass_w2 ( ) const

inline

Definition at line 32 of file HepMCFilterDriver.h.

References sumpass_w2_.

{return sumpass_w2_;}

double HepMCFilterDriver::sumtotal_w ( ) const

inline

Definition at line 33 of file HepMCFilterDriver.h.

References sumtotal_w_.

{return sumtotal_w_;}

double HepMCFilterDriver::sumtotal_w2 ( ) const

inline

Definition at line 34 of file HepMCFilterDriver.h.

References sumtotal_w2_.

{return sumtotal_w2_;}

Member Data Documentation

BaseHepMCFilter* HepMCFilterDriver::filter_

private

Definition at line 37 of file HepMCFilterDriver.h.

Referenced by filter(), HepMCFilterDriver(), and ~HepMCFilterDriver().

unsigned int HepMCFilterDriver::numEventsPassNeg_

private

Definition at line 39 of file HepMCFilterDriver.h.

Referenced by filter(), numEventsPassNeg(), resetStatistics(), and statistics().

unsigned int HepMCFilterDriver::numEventsPassPos_

private

Definition at line 38 of file HepMCFilterDriver.h.

Referenced by filter(), numEventsPassPos(), resetStatistics(), and statistics().

unsigned int HepMCFilterDriver::numEventsTotalNeg_

private

Definition at line 41 of file HepMCFilterDriver.h.

Referenced by filter(), numEventsTotalNeg(), resetStatistics(), and statistics().

unsigned int HepMCFilterDriver::numEventsTotalPos_

private

Definition at line 40 of file HepMCFilterDriver.h.

Referenced by filter(), numEventsTotalPos(), resetStatistics(), and statistics().

double HepMCFilterDriver::sumpass_w2_

private

Definition at line 43 of file HepMCFilterDriver.h.

Referenced by filter(), resetStatistics(), and sumpass_w2().

double HepMCFilterDriver::sumpass_w_

private

Definition at line 42 of file HepMCFilterDriver.h.

Referenced by filter(), resetStatistics(), statistics(), and sumpass_w().

double HepMCFilterDriver::sumtotal_w2_

private

Definition at line 45 of file HepMCFilterDriver.h.

Referenced by filter(), resetStatistics(), and sumtotal_w2().

double HepMCFilterDriver::sumtotal_w_

private

Definition at line 44 of file HepMCFilterDriver.h.

Referenced by filter(), resetStatistics(), statistics(), and sumtotal_w().