LocalEptoPiPiEta3PiSelector.cxx

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#include "GaudiKernel/Bootstrap.h"
 
#include "LocalEptoPiPiEta3PiSelector.h"
 
DECLARE_COMPONENT( LocalEptoPiPiEta3PiSelector )
 
LocalEptoPiPiEta3PiSelector::LocalEptoPiPiEta3PiSelector( const std::string& type,
                                                          const std::string& name,
                                                          const IInterface*  parent )
    : base_class( type, name, parent ) {
  // Declare the properties
  declareProperty( "minMassEptoPiPiEta3Pi", m_minMass = 0.938 );
  declareProperty( "maxMassEptoPiPiEta3Pi", m_maxMass = 0.978 );
}
 
bool LocalEptoPiPiEta3PiSelector::operator()( CDDecay& aEp ) {
 
  // aEp.setUserTag(1);
 
  int userTag_pion1 = aEp.decay().child( 0 ).userTag();
  int userTag_pion2 = aEp.decay().child( 1 ).userTag();
  int userTag_Eta   = aEp.decay().child( 2 ).userTag();
 
  if ( userTag_pion1 == 1 && userTag_pion2 == 1 && userTag_Eta == 1 ) aEp.setUserTag( 1 );
  else aEp.setUserTag( 2 );
 
  double mass = aEp.mass();
  if ( mass >= m_minMass && mass <= m_maxMass ) return true;
  else return false;
}