HelixDCAFunc Class Reference

#include <coresoftware/blob/master/offline/packages/HelixHough/helix_hough/VertexFitFunc.h>

Inheritance diagram for HelixDCAFunc:

Collaboration diagram for HelixDCAFunc:

Public Member Functions
	HelixDCAFunc ()
	~HelixDCAFunc ()
bool	calcValGradHessian (const Eigen::VectorXd &x, double &val, Eigen::VectorXd &grad, Eigen::MatrixXd &hessian)
FitNewton::FunctionGradHessian *	Clone () const
double	getTangent (unsigned int coor)
double	getPoint (unsigned int coor)
Eigen::Matrix< float, 3, 3 >	getPointCovariance ()
void	setCovariance (Eigen::Matrix< float, 5, 5 > const &cov)
Public Member Functions inherited from FitNewton::FunctionGradHessian
	FunctionGradHessian (unsigned int nparams=1, unsigned int nfixedparams=1)
virtual	~FunctionGradHessian ()
virtual bool	calcValGrad (const Eigen::VectorXd &x, double &val, Eigen::VectorXd &grad)
unsigned int	nPars ()
unsigned int	nFixedPars ()
std::vector< double >	getFixedPars ()
void	setFixedPar (unsigned int coor, double val)
virtual void	computeCovariance (const double &, const Eigen::MatrixXd &)
virtual void	rescaleMove (const Eigen::VectorXd &, Eigen::VectorXd &)

Private Attributes
Eigen::Matrix< float, 5, 5 >	covariance
std::vector< double >	tangent
std::vector< double >	point
Eigen::Matrix< float, 3, 3 >	point_covariance

Additional Inherited Members
Protected Attributes inherited from FitNewton::FunctionGradHessian
unsigned int	npars
unsigned int	nfixedpars
std::vector< double >	fixedpars

Detailed Description

Definition at line 12 of file VertexFitFunc.h.

View newest version in sPHENIX GitHub at line 12 of file VertexFitFunc.h

Constructor & Destructor Documentation

HelixDCAFunc::HelixDCAFunc

(

)

Definition at line 14 of file VertexFitFunc.cpp.

View newest version in sPHENIX GitHub at line 14 of file VertexFitFunc.cpp

References tangent.

Referenced by Clone().

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HelixDCAFunc::~HelixDCAFunc

(

)

Definition at line 21 of file VertexFitFunc.cpp.

View newest version in sPHENIX GitHub at line 21 of file VertexFitFunc.cpp

Member Function Documentation

bool HelixDCAFunc::calcValGradHessian ( const Eigen::VectorXd &  x, double &  val, Eigen::VectorXd &  grad, Eigen::MatrixXd &  hessian  )

virtual

Implements FitNewton::FunctionGradHessian.

Definition at line 27 of file VertexFitFunc.cpp.

View newest version in sPHENIX GitHub at line 27 of file VertexFitFunc.cpp

References covariance, D(), d, dx, dy, dz, dzdl, FitNewton::FunctionGradHessian::fixedpars, k, M_PI, phi, point_covariance, tangent, ux, uy, x, and G4InuclParticleNames::z0.

Referenced by VertexFitFunc::calcValGradHessian().

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FitNewton::FunctionGradHessian* HelixDCAFunc::Clone ( ) const

inlinevirtual

Implements FitNewton::FunctionGradHessian.

Definition at line 20 of file VertexFitFunc.h.

View newest version in sPHENIX GitHub at line 20 of file VertexFitFunc.h

References HelixDCAFunc().

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double HelixDCAFunc::getPoint ( unsigned int  coor )

inline

Definition at line 23 of file VertexFitFunc.h.

View newest version in sPHENIX GitHub at line 23 of file VertexFitFunc.h

Referenced by VertexFitFunc::calcValGradHessian().

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Eigen::Matrix<float,3,3> HelixDCAFunc::getPointCovariance ( )

inline

Definition at line 24 of file VertexFitFunc.h.

View newest version in sPHENIX GitHub at line 24 of file VertexFitFunc.h

References point_covariance.

Referenced by VertexFitFunc::calcValGradHessian().

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double HelixDCAFunc::getTangent ( unsigned int  coor )

inline

Definition at line 22 of file VertexFitFunc.h.

View newest version in sPHENIX GitHub at line 22 of file VertexFitFunc.h

References tangent.

Referenced by VertexFitFunc::calcValGradHessian().

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void HelixDCAFunc::setCovariance ( Eigen::Matrix< float, 5, 5 > const &  cov )

inline

Definition at line 25 of file VertexFitFunc.h.

View newest version in sPHENIX GitHub at line 25 of file VertexFitFunc.h

References covariance.

Referenced by VertexFitFunc::calcValGradHessian().

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Member Data Documentation

Eigen::Matrix<float,5,5> HelixDCAFunc::covariance

private

Definition at line 28 of file VertexFitFunc.h.

View newest version in sPHENIX GitHub at line 28 of file VertexFitFunc.h

Referenced by calcValGradHessian(), and setCovariance().

std::vector<double> HelixDCAFunc::point

private

Definition at line 30 of file VertexFitFunc.h.

View newest version in sPHENIX GitHub at line 30 of file VertexFitFunc.h

Eigen::Matrix<float,3,3> HelixDCAFunc::point_covariance

private

Definition at line 31 of file VertexFitFunc.h.

View newest version in sPHENIX GitHub at line 31 of file VertexFitFunc.h

Referenced by calcValGradHessian(), and getPointCovariance().

std::vector<double> HelixDCAFunc::tangent

private

Definition at line 29 of file VertexFitFunc.h.

View newest version in sPHENIX GitHub at line 29 of file VertexFitFunc.h

Referenced by calcValGradHessian(), getTangent(), and HelixDCAFunc().

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

• coresoftware/blob/master/offline/packages/HelixHough/helix_hough/VertexFitFunc.h
• coresoftware/blob/master/offline/packages/HelixHough/helix_hough/VertexFitFunc.cpp