DecayTreeFitter::Projection Class Reference

#include <Projection.h>

Public Member Functions
	Projection (int dimP, int dimC)
virtual	~Projection ()
const TMatrixD &	H () const
double &	H (int row, int col)
const TVectorD &	r () const
TVectorD &	r ()
double &	r (int row)
const TMatrixDSym &	V () const
double &	V (int row, int col)
double &	Vfast (int row, int col)
void	reset ()
double	chiSquare () const
void	incrementOffset (unsigned int i)
unsigned int	offset () const
void	setParticle (const ParticleBase &p)
const ParticleBase *	particle () const

Private Attributes
TMatrixD	m_matrixH
TVectorD	m_r
TMatrixDSym	m_matrixV
unsigned int	m_offset
const ParticleBase *	m_particle
unsigned int	m_nHidden

Detailed Description

Definition at line 20 of file Projection.h.

Constructor & Destructor Documentation

DecayTreeFitter::Projection::Projection ( int  dimP, int  dimC  )

inline

Definition at line 24 of file Projection.h.

: m_matrixH(dimC,dimP),m_r(dimC),m_matrixV(dimC),m_offset(0),m_particle(0),m_nHidden(0) {}

virtual DecayTreeFitter::Projection::~Projection ( )

inlinevirtual

Definition at line 25 of file Projection.h.

{};

Member Function Documentation

double DecayTreeFitter::Projection::chiSquare ( ) const

inline

Definition at line 73 of file Projection.h.

References m_matrixV, m_r, and W.

                             {
      TMatrixDSym W=m_matrixV ;
      double det=0;
      W.InvertFast(&det);
      return W.Similarity(m_r) ;
    }

const TMatrixD& DecayTreeFitter::Projection::H ( ) const

inline

Definition at line 28 of file Projection.h.

References m_matrixH.

Referenced by DecayTreeFitter::InteractionPoint::projectBeamConstraint(), DecayTreeFitter::InternalParticle::projectConstraint(), DecayTreeFitter::InternalParticle::projectConversionConstraint(), DecayTreeFitter::ParticleBase::projectGeoConstraint(), DecayTreeFitter::InteractionPoint::projectIPConstraint(), DecayTreeFitter::InternalParticle::projectKineConstraint(), DecayTreeFitter::ParticleBase::projectMassConstraint(), DecayTreeFitter::InternalParticle::projectMassConstraintTwoBody(), DecayTreeFitter::RecoComposite::projectRecoComposite(), DecayTreeFitter::RecoPhoton::projectRecoConstraint(), and DecayTreeFitter::RecoTrack::projectRecoConstraint().

{ return m_matrixH ; }

double& DecayTreeFitter::Projection::H ( int  row, int  col  )

inline

Definition at line 30 of file Projection.h.

References m_matrixH, and m_offset.

                                {
#ifdef VTK_BOUNDSCHECKING
      assert( m_offset+row >0 && col>0 && m_offset+row <= m_matrixH.GetNrows() && col <= m_matrixH.GetNcols() ) ;
#endif
      return m_matrixH(m_offset+row,col) ; }

void DecayTreeFitter::Projection::incrementOffset ( unsigned int  i )

inline

Definition at line 80 of file Projection.h.

References i, and m_offset.

Referenced by DecayTreeFitter::MergedConstraint::project().

{ m_offset+=i ; }

unsigned int DecayTreeFitter::Projection::offset ( ) const

inline

Definition at line 81 of file Projection.h.

References m_offset.

{ return m_offset ; }

const ParticleBase* DecayTreeFitter::Projection::particle ( ) const

inline

Definition at line 84 of file Projection.h.

References m_particle.

{ return m_particle ; }

const TVectorD& DecayTreeFitter::Projection::r ( ) const

inline

Definition at line 37 of file Projection.h.

References m_r.

Referenced by DecayTreeFitter::InteractionPoint::projectBeamConstraint(), DecayTreeFitter::InternalParticle::projectConstraint(), DecayTreeFitter::InternalParticle::projectConversionConstraint(), DecayTreeFitter::ParticleBase::projectGeoConstraint(), DecayTreeFitter::InteractionPoint::projectIPConstraint(), DecayTreeFitter::InternalParticle::projectKineConstraint(), DecayTreeFitter::ParticleBase::projectMassConstraint(), DecayTreeFitter::InternalParticle::projectMassConstraintTwoBody(), DecayTreeFitter::RecoComposite::projectRecoComposite(), DecayTreeFitter::RecoPhoton::projectRecoConstraint(), and DecayTreeFitter::RecoTrack::projectRecoConstraint().

{ return m_r ; }

TVectorD& DecayTreeFitter::Projection::r ( )

inline

Definition at line 38 of file Projection.h.

References m_r.

{ return m_r ; }

double& DecayTreeFitter::Projection::r ( int  row )

inline

Definition at line 40 of file Projection.h.

References m_offset, and m_r.

                       {
#ifdef VTK_BOUNDSCHECKING
      assert( m_offset+row >0  && m_offset+row <= m_r.GetNrows() ) ;
#endif
      return m_r(m_offset+row) ; }

void DecayTreeFitter::Projection::reset ( )

inline

Definition at line 58 of file Projection.h.

References m_matrixH, m_matrixV, m_offset, and m_r.

                 {
      // fill everything with '0'.  this implementation is kind of
      // tricky, but it is fast.
      //      int dimC = m_matrixH.GetNrows() ;
      //      int dimP = m_matrixH.GetNcols() ;
      //      memset(&(m_matrixH(1,1)),0,dimP*dimC*sizeof(double));
      //      memset(&(m_r(1))  ,0,dimC*sizeof(double));
      //      memset(&(m_matrixV(1,1)),0,dimC*(dimC+1)/2*sizeof(double));
      m_matrixH.Zero();
      m_r.Zero();
      m_matrixV.Zero();
      m_offset = 0 ;
    }

void DecayTreeFitter::Projection::setParticle ( const ParticleBase &  p )

inline

Definition at line 83 of file Projection.h.

References m_particle, and p.

Referenced by DecayTreeFitter::Constraint::project().

{ m_particle = &p ; }

const TMatrixDSym& DecayTreeFitter::Projection::V ( ) const

inline

Definition at line 47 of file Projection.h.

References m_matrixV.

Referenced by DecayTreeFitter::InteractionPoint::projectBeamConstraint(), DecayTreeFitter::InternalParticle::projectConstraint(), DecayTreeFitter::ParticleBase::projectGeoConstraint(), DecayTreeFitter::InteractionPoint::projectIPConstraint(), DecayTreeFitter::RecoComposite::projectRecoComposite(), DecayTreeFitter::RecoPhoton::projectRecoConstraint(), and DecayTreeFitter::RecoTrack::projectRecoConstraint().

{ return m_matrixV ; }

double& DecayTreeFitter::Projection::V ( int  row, int  col  )

inline

Definition at line 49 of file Projection.h.

References m_matrixV, and m_offset.

{ return m_matrixV(m_offset+row,m_offset+col) ; }

double& DecayTreeFitter::Projection::Vfast ( int  row, int  col  )

inline

Definition at line 50 of file Projection.h.

References col, m_matrixV, and m_offset.

Referenced by DecayTreeFitter::InteractionPoint::projectBeamConstraint(), DecayTreeFitter::InteractionPoint::projectIPConstraint(), DecayTreeFitter::ParticleBase::projectMassConstraint(), DecayTreeFitter::InternalParticle::projectMassConstraintTwoBody(), DecayTreeFitter::RecoComposite::projectRecoComposite(), DecayTreeFitter::RecoPhoton::projectRecoConstraint(), and DecayTreeFitter::RecoTrack::projectRecoConstraint().

                                    {
#ifdef VTK_BOUNDSCHECKING
      assert( m_offset+row >0 && m_offset+col>0 && m_offset+row <= m_matrixV.GetNrows() && m_offset+col <= m_matrixV.GetNcols() && row>=col ) ;
#endif
      return m_matrixV(m_offset+row,m_offset+col) ; }

Member Data Documentation

TMatrixD DecayTreeFitter::Projection::m_matrixH

private

Definition at line 87 of file Projection.h.

Referenced by H(), and reset().

TMatrixDSym DecayTreeFitter::Projection::m_matrixV

private

Definition at line 89 of file Projection.h.

Referenced by chiSquare(), reset(), V(), and Vfast().

unsigned int DecayTreeFitter::Projection::m_nHidden

private

Definition at line 93 of file Projection.h.

unsigned int DecayTreeFitter::Projection::m_offset

private

Definition at line 90 of file Projection.h.

Referenced by H(), incrementOffset(), offset(), r(), reset(), V(), and Vfast().

const ParticleBase* DecayTreeFitter::Projection::m_particle

private

Definition at line 91 of file Projection.h.

Referenced by particle(), and setParticle().

TVectorD DecayTreeFitter::Projection::m_r

private

Definition at line 88 of file Projection.h.

Referenced by chiSquare(), r(), and reset().

---

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

• Projection.h