HelixDCAFunc Class Reference

#include <fun4all_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().

Here is the caller graph for this function:

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 cos(), covariance, d, dx, dy, dz, dzdl, FitNewton::FunctionGradHessian::fixedpars, k, M_PI, phi, point_covariance, Acts::UnitConstants::s, s2, tangent, ux, uy, and x.

Referenced by VertexFitFunc::calcValGradHessian().

Here is the call graph for this function:

Here is the caller graph for this function:

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().

Here is the call graph for this function:

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().

Here is the caller graph for this function:

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().

Here is the caller graph for this function:

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().

Here is the caller graph for this function:

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 Acts::Test::cov, and covariance.

Referenced by VertexFitFunc::calcValGradHessian().

Here is the caller graph for this function:

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().

---

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

• fun4all_coresoftware/blob/master/offline/packages/HelixHough/helix_hough/VertexFitFunc.h
• fun4all_coresoftware/blob/master/offline/packages/HelixHough/helix_hough/VertexFitFunc.cpp