LocalRhotoPiPiSelector.cxx

Go to the documentation of this file.

#include "GaudiKernel/Bootstrap.h"
 
#include "LocalRhotoPiPiSelector.h"
 
DECLARE_COMPONENT( LocalRhotoPiPiSelector )
 
LocalRhotoPiPiSelector::LocalRhotoPiPiSelector( const std::string& type,
                                                const std::string& name,
                                                const IInterface*  parent )
    : base_class( type, name, parent ) {
  // Declare the properties
  declareProperty( "minMassRhotoPiPi", m_minMass = 0.5 );
  declareProperty( "maxMassRhotoPiPi", m_maxMass = 1.0 );
}
 
bool LocalRhotoPiPiSelector::operator()( CDDecay& aRho ) {
 
  // aRho.setUserTag(1);
 
  int userTag_pion1 = aRho.decay().child( 0 ).userTag();
  int userTag_pion2 = aRho.decay().child( 1 ).userTag();
  if ( userTag_pion1 == 1 && userTag_pion2 == 1 ) aRho.setUserTag( 1 );
  else aRho.setUserTag( 2 );
 
  double mass = aRho.mass();
  if ( mass >= m_minMass && mass <= m_maxMass ) return true;
  return false;
}