Bundle Class Reference

class to contain particles identified to come from the same actual/mc particle More...

#include <Bundle.h>

Public Member Functions
	Bundle (bool isTruthBundle)
	Constructor.
	~Bundle ()
	Destructor.
void	addParticle (Particle *particle)
	adds Particle to Bundle
Particle *	getParticle (unsigned int i)
	gets Particle from Bundle
unsigned int	size ()
	gets Bundle size
void	tagCurlInfo ()
	sets curl extra info for particles in Bundle
void	tagSizeInfo ()
	sets extraInfo with size of Bundle for particles in Bundle

Private Member Functions
float	scaledImpactParam (Particle *particle)
	scaled impact parameter for selecting best track
bool	compareParticles (Particle *iPart, Particle *jPart)
	used to rank particles by scaledImpactParam - currently unused

Private Attributes
double	m_Gamma
	dr scale factor
bool	m_IsTruthBundle
	flag for if the bundle is based on truth info, changes which labels are used
std::string	m_CurlLabel
	label used to tag particles with curl info
std::string	m_SizeLabel
	label used to tag particles with Bundle size
std::vector< Particle * >	m_Particles
	particles in bundle

Detailed Description

class to contain particles identified to come from the same actual/mc particle

Definition at line 23 of file Bundle.h.

Constructor & Destructor Documentation

Bundle()

Bundle ( bool isTruthBundle )

explicit

Constructor.

Definition at line 18 of file Bundle.cc.

{
  m_IsTruthBundle = isTruthBundle;
  m_Gamma = 5; //From BN1079 - TODO check this gives best selection (what defines best?)
 
  if (m_IsTruthBundle) {
    m_CurlLabel = "isTruthCurl";
    m_SizeLabel = "truthBundleSize";
  } else {
    m_CurlLabel = "isCurl";
    m_SizeLabel = "bundleSize";
  }
}

Member Function Documentation

addParticle()

void addParticle

(

Particle *

particle

)

adds Particle to Bundle

Definition at line 34 of file Bundle.cc.

{
  m_Particles.push_back(particle);
}

compareParticles()

bool compareParticles ( Particle * iPart, Particle * jPart )

private

used to rank particles by scaledImpactParam - currently unused

Definition at line 54 of file Bundle.cc.

{
  return scaledImpactParam(iPart) < scaledImpactParam(jPart);
}

getParticle()

Particle * getParticle

(

unsigned int

i

)

gets Particle from Bundle

Definition at line 39 of file Bundle.cc.

{
  return m_Particles[i];
}

scaledImpactParam()

float scaledImpactParam ( Particle * particle )

private

scaled impact parameter for selecting best track

Definition at line 49 of file Bundle.cc.

{
  return TMath::Power(m_Gamma * Variable::particleDRho(particle), 2) + TMath::Power(Variable::particleDZ(particle), 2);
}

size()

unsigned int size

(

)

gets Bundle size

Definition at line 44 of file Bundle.cc.

{
  return m_Particles.size();
}

tagCurlInfo()

void tagCurlInfo

(

)

sets curl extra info for particles in Bundle

Definition at line 59 of file Bundle.cc.

{
  //somewhat slow but should only be comparing 2-3 particles so shouldn't be a problem.
  //std::sort (m_Particles.begin(), m_Particles.end(), compareParticles);
  unsigned int bundleSize = size();
  float lowestVal  = 1e10;
  unsigned int posLowestVal = 0;
  for (unsigned int i = 0; i < bundleSize; i++) {
    if (scaledImpactParam(m_Particles[i]) < lowestVal) {
      lowestVal = scaledImpactParam(m_Particles[i]);
      posLowestVal = i;
    }
  }
 
  for (unsigned int i = 0; i < bundleSize; i++) {
    Particle* particle = m_Particles[i];
    //std::cout << trackDist(particle) << std::endl;
    if (i == posLowestVal) {continue;}
    particle ->setExtraInfo(m_CurlLabel, 1);
  }
}

tagSizeInfo()

void tagSizeInfo

(

)

sets extraInfo with size of Bundle for particles in Bundle

Definition at line 81 of file Bundle.cc.

{
  unsigned int bundleSize = size();
  for (Particle* particle : m_Particles) {
    particle -> setExtraInfo(m_SizeLabel, bundleSize);
  }
}

Member Data Documentation

m_CurlLabel

std::string m_CurlLabel

private

label used to tag particles with curl info

Definition at line 62 of file Bundle.h.

m_Gamma

double m_Gamma

private

dr scale factor

Definition at line 53 of file Bundle.h.

m_IsTruthBundle

bool m_IsTruthBundle

private

flag for if the bundle is based on truth info, changes which labels are used

Definition at line 59 of file Bundle.h.

m_Particles

std::vector<Particle*> m_Particles

private

particles in bundle

Definition at line 68 of file Bundle.h.

m_SizeLabel

std::string m_SizeLabel

private

label used to tag particles with Bundle size

Definition at line 65 of file Bundle.h.

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

• analysis/modules/CurlTagger/include/Bundle.h
• analysis/modules/CurlTagger/src/Bundle.cc