flat::Flat< T > Class Template Reference

#include "/cvmfs/nova-development.opensciencegrid.org/novasoft/releases/N21-01-24/FlatMaker/FwdDeclare.h"

Public Member Functions
	Flat (TTree *tr, const std::string &name, const std::string &totsize, const IBranchPolicy *policy)
void	Clear ()
void	Fill (const T &x)

Protected Attributes
TBranch *	fBranch
std::vector< typename FlatType< T >::type >	fData

Detailed Description

template<class T>
class flat::Flat< T >

Definition at line 8 of file FwdDeclare.h.

Constructor & Destructor Documentation

template<class T>

flat::Flat< T >::Flat ( TTree *  tr, const std::string &  name, const std::string &  totsize, const IBranchPolicy *  policy  )

inline

Definition at line 38 of file FlatBasicTypes.h.

      : fBranch(0)
    {
      if(policy && !policy->Include(name)) return;

      fData.emplace_back(); // needed to get an address
      T* target = (T*)&fData.front();
      fData.clear();

      const char code = rootcode<typename FlatType<T>::type>::code;

      if(totsize.empty()){ // this branch is not an array
        fBranch = tr->Branch(name.c_str(), target, (name+"/"+code).c_str());
      }
      else{ // needs to be an array - the size is given by 'totsize'
        fBranch = tr->Branch(name.c_str(), target, (name+"["+totsize+"]/"+code).c_str());
      }
    }

Member Function Documentation

template<class T>

void flat::Flat< T >::Clear ( void  )

inline

Definition at line 57 of file FlatBasicTypes.h.

Referenced by flat::Flat< caf::SRShowerLID >::Clear(), flat::Flat< caf::SRKalmanTrack >::Clear(), flat::Flat< caf::SRBpfTrack >::Clear(), and flat::Flat< caf::SRFuzzyKProng >::Clear().

    {
      fData.clear();
    }

template<class T>

void flat::Flat< T >::Fill ( const T &  x )

inline

Definition at line 62 of file FlatBasicTypes.h.

Referenced by flat::Flat< caf::SRShowerLID >::Fill(), flat::Flat< caf::SRKalmanTrack >::Fill(), flat::Flat< caf::SRBpfTrack >::Fill(), and flat::Flat< caf::SRFuzzyKProng >::Fill().

    {
      const size_t oldcap = fData.capacity();

      fData.push_back(x);

      if(fBranch && fData.capacity() != oldcap){
        // The vector re-allocated, so we need to point the branch to the new
        // location.
        T* target = (T*)&fData.front();
        fBranch->SetAddress(target);
      }
    }

Member Data Documentation

template<class T>

TBranch* flat::Flat< T >::fBranch

protected

Definition at line 77 of file FlatBasicTypes.h.

template<class T>

std::vector<typename FlatType<T>::type> flat::Flat< T >::fData

protected

Definition at line 78 of file FlatBasicTypes.h.

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

• /cvmfs/nova-development.opensciencegrid.org/novasoft/releases/N21-01-24/FlatMaker/FwdDeclare.h
• SRProxy/FlatBasicTypes.h