ObserverFilter< AFilter > Class Template Reference

Observer listening to the number of yes and no answers from the filter. More...

#include <ObserverFilter.dcl.h>

Inheritance diagram for ObserverFilter< AFilter >:

Collaboration diagram for ObserverFilter< AFilter >:

Public Types
using	Object = typename AFilter::Object
	Object type to be filtered.

Public Member Functions
void	terminate () override
	Terminate the filter after event processing.
Weight	operator() (const Object &object) override
	Function to evaluate the object. More...

Private Types
using	Super = AFilter
	Type of the filter base class.

Private Attributes
unsigned int	m_yesAnswers = 0
	Number of counted yes answers.
unsigned int	m_noAnswers = 0
	Number of counted no answers.

Detailed Description

template<class AFilter>
class Belle2::TrackFindingCDC::ObserverFilter< AFilter >

Observer listening to the number of yes and no answers from the filter.

Definition at line 21 of file ObserverFilter.dcl.h.

Member Function Documentation

operator()()

Weight operator() ( const Object &  object )

override

Function to evaluate the object.

Base implementation rejects all objects.

Parameters

object

The object to be accepted or rejected.

Returns

A finit float value if the object is accepted. NAN if the object is rejected.

Definition at line 33 of file ObserverFilter.icc.h.

    {
      Weight result = Super::operator()(object);
      if (std::isnan(result)) {
        m_noAnswers += 1;
      } else {
        m_yesAnswers += 1;
      }
 
      return result;
    }

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

• tracking/trackFindingCDC/filters/base/include/ObserverFilter.dcl.h
• tracking/trackFindingCDC/filters/base/include/ObserverFilter.icc.h