Trk::SurfaceNtupleBranch Struct Reference

This class provides a simple interface to write Surfaces to a root tree. More...

#include <SurfaceNtupleBranch.h>

Collaboration diagram for Trk::SurfaceNtupleBranch:

Public Member Functions
void	initForWrite (TTree &tree, const std::string &prefix="")
	initialize class for writing More...
void	initForRead (TTree &tree, const std::string &prefix="")
	initialize class for reading More...
void	fill (const Trk::Surface &surface)
	fill a vector More...

Public Attributes
TransformNtupleBranch	m_transform
	data More...
VectorNtupleBranch	m_center
VectorNtupleBranch	m_normal
int	m_id

Detailed Description

This class provides a simple interface to write Surfaces to a root tree.

Usage:

TTree* myTree = new TTree("data","data"); SurfaceNtupleBranch branch; branch.initForWrite(*myTree,"");

for(int i=0;i<n;++i){ branch.fill( ); myTree->Fill(); }

Definition at line 36 of file SurfaceNtupleBranch.h.

Member Function Documentation

fill()

void Trk::SurfaceNtupleBranch::fill

(

const Trk::Surface &

surface

)

fill a vector

Definition at line 30 of file SurfaceNtupleBranch.cxx.

                                                            {
    
    m_transform.fill(surface.transform());
    m_center.fill(surface.center());
    m_normal.fill(surface.normal());
    m_id = surface.associatedDetectorElementIdentifier().get_compact();
  }

initForRead()

void Trk::SurfaceNtupleBranch::initForRead	(	TTree &	tree,
		const std::string &	prefix = ""
	)

initialize class for reading

Definition at line 21 of file SurfaceNtupleBranch.cxx.

                                                                             { 
    m_transform.initForRead(tree,prefix);
    m_center.initForRead(tree,"center",3,prefix);
    m_normal.initForRead(tree,"normal",3,prefix);
    TString bname = prefix.c_str();
    bname += "_id";
    tree.SetBranchAddress(bname,&m_id);
  }

initForWrite()

void Trk::SurfaceNtupleBranch::initForWrite	(	TTree &	tree,
		const std::string &	prefix = ""
	)

initialize class for writing

Definition at line 11 of file SurfaceNtupleBranch.cxx.

                                                                             {
    m_transform.initForWrite(tree,prefix);
    m_center.initForWrite(tree,"center",3,prefix);
    m_normal.initForWrite(tree,"normal",3,prefix);
 
    TString bname = prefix.c_str();
    bname += "id";
    tree.Branch(bname,&m_id);
  }

Member Data Documentation

m_center

VectorNtupleBranch Trk::SurfaceNtupleBranch::m_center

Definition at line 49 of file SurfaceNtupleBranch.h.

m_id

int Trk::SurfaceNtupleBranch::m_id

Definition at line 51 of file SurfaceNtupleBranch.h.

m_normal

VectorNtupleBranch Trk::SurfaceNtupleBranch::m_normal

Definition at line 50 of file SurfaceNtupleBranch.h.

m_transform

TransformNtupleBranch Trk::SurfaceNtupleBranch::m_transform

data

Definition at line 48 of file SurfaceNtupleBranch.h.

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

• SurfaceNtupleBranch.h
• SurfaceNtupleBranch.cxx