MultiVectorManager< T > Class Template Reference

#include <MultiVectorManager.h>

Classes
class	Iterator

Public Member Functions
void	addVector (const std::vector< T > &vec)
Iterator	begin () const
Iterator	end () const
size_t	getGlobalIndex (size_t vectorIndex, size_t localIndex) const
std::pair< size_t, size_t >	getVectorAndLocalIndex (size_t globalIndex) const
T &	operator[] (size_t globalIndex)
const T &	operator[] (size_t globalIndex) const
size_t	size () const

Private Attributes
std::vector< size_t >	offsets
size_t	totalSize = 0
std::vector< std::vector< T > >	vectors

Detailed Description

template<typename T>
class MultiVectorManager< T >

Definition at line 11 of file MultiVectorManager.h.

Member Function Documentation

addVector()

template<typename T>

void MultiVectorManager< T >::addVector ( const std::vector< T > &  vec )

inline

Definition at line 13 of file MultiVectorManager.h.

                                          {
    vectors.emplace_back(vec.begin(), vec.end());
    offsets.push_back(totalSize);
    totalSize += vec.size();
  }

begin()

template<typename T>

Iterator MultiVectorManager< T >::begin ( void  ) const

inline

Definition at line 75 of file MultiVectorManager.h.

{ return Iterator(*this, 0); }

end()

template<typename T>

Iterator MultiVectorManager< T >::end ( void  ) const

inline

Definition at line 77 of file MultiVectorManager.h.

Referenced by Types.LuminosityBlockRange::cppID(), and Types.EventRange::cppID().

{ return Iterator(*this, totalSize); }

getGlobalIndex()

template<typename T>

size_t MultiVectorManager< T >::getGlobalIndex ( size_t  vectorIndex, size_t  localIndex  ) const

inline

Definition at line 33 of file MultiVectorManager.h.

                                                                     {
    assert(vectorIndex < vectors.size() && "Vector index out of range");

    const auto& vec = vectors[vectorIndex];
    assert(localIndex < vec.size() && "Local index out of range");

    return offsets[vectorIndex] + localIndex;
  }

getVectorAndLocalIndex()

template<typename T>

std::pair<size_t, size_t> MultiVectorManager< T >::getVectorAndLocalIndex ( size_t  globalIndex ) const

inline

Definition at line 44 of file MultiVectorManager.h.

                                                                           {
    assert(globalIndex < totalSize && "Global index out of range");

    auto it = std::upper_bound(offsets.begin(), offsets.end(), globalIndex);
    size_t vectorIndex = std::distance(offsets.begin(), it) - 1;
    size_t localIndex = globalIndex - offsets[vectorIndex];

    return {vectorIndex, localIndex};
  }

operator[]() [1/2]

template<typename T>

T& MultiVectorManager< T >::operator[] ( size_t  globalIndex )

inline

Definition at line 19 of file MultiVectorManager.h.

                                    {
    return const_cast<T&>(static_cast<const MultiVectorManager*>(this)->operator[](globalIndex));
  }

operator[]() [2/2]

template<typename T>

const T& MultiVectorManager< T >::operator[] ( size_t  globalIndex ) const

inline

Definition at line 23 of file MultiVectorManager.h.

                                                {
    assert(globalIndex < totalSize && "Global index out of range");

    auto it = std::upper_bound(offsets.begin(), offsets.end(), globalIndex);
    size_t vectorIndex = std::distance(offsets.begin(), it) - 1;
    size_t localIndex = globalIndex - offsets[vectorIndex];

    return vectors[vectorIndex][localIndex];
  }

size()

template<typename T>

size_t MultiVectorManager< T >::size ( void  ) const

inline

Definition at line 42 of file MultiVectorManager.h.

Referenced by ntupleDataFormat._Collection::__iter__(), and ntupleDataFormat._Collection::__len__().

{ return totalSize; }

Member Data Documentation

offsets

template<typename T>

std::vector<size_t> MultiVectorManager< T >::offsets

private

Definition at line 81 of file MultiVectorManager.h.

Referenced by MultiVectorManager< ticl::Trackster >::addVector(), MultiVectorManager< ticl::Trackster >::getGlobalIndex(), MultiVectorManager< ticl::Trackster >::getVectorAndLocalIndex(), and MultiVectorManager< ticl::Trackster >::operator[]().

totalSize

template<typename T>

size_t MultiVectorManager< T >::totalSize = 0

private

Definition at line 82 of file MultiVectorManager.h.

Referenced by MultiVectorManager< ticl::Trackster >::addVector(), MultiVectorManager< ticl::Trackster >::end(), MultiVectorManager< ticl::Trackster >::getVectorAndLocalIndex(), MultiVectorManager< ticl::Trackster >::operator[](), and MultiVectorManager< ticl::Trackster >::size().

vectors

template<typename T>

std::vector<std::vector<T> > MultiVectorManager< T >::vectors

private

Definition at line 80 of file MultiVectorManager.h.

Referenced by MultiVectorManager< ticl::Trackster >::addVector(), MultiVectorManager< ticl::Trackster >::getGlobalIndex(), and MultiVectorManager< ticl::Trackster >::operator[]().