genfit::HMatrixU Class Reference

AbsHMatrix implementation for one-dimensional MeasurementOnPlane and RKTrackRep parameterization. More...

#include <HMatrixU.h>

Inheritance diagram for genfit::HMatrixU:

Collaboration diagram for genfit::HMatrixU:

Public Member Functions
	HMatrixU ()
const TMatrixD &	getMatrix () const
	Get the actual matrix representation.
TVectorD	Hv (const TVectorD &v) const
	H*v.
TMatrixD	MHt (const TMatrixDSym &M) const
	M*H^t.
TMatrixD	MHt (const TMatrixD &M) const
void	HMHt (TMatrixDSym &M) const
	similarity: H*M*H^t
virtual AbsHMatrix *	clone () const
virtual bool	isEqual (const AbsHMatrix &other) const
Public Member Functions inherited from genfit::AbsHMatrix
	AbsHMatrix ()
virtual	~AbsHMatrix ()
bool	operator== (const AbsHMatrix &other) const
bool	operator!= (const AbsHMatrix &other) const
virtual void	Print (const Option_t *="") const

Additional Inherited Members
Protected Member Functions inherited from genfit::AbsHMatrix
	AbsHMatrix (const AbsHMatrix &o)
AbsHMatrix &	operator= (const AbsHMatrix &)

Detailed Description

AbsHMatrix implementation for one-dimensional MeasurementOnPlane and RKTrackRep parameterization.

This projects out u. H = (0, 0, 0, 1, 0)

Definition at line 37 of file HMatrixU.h.

Constructor & Destructor Documentation

HMatrixU()

genfit::HMatrixU::HMatrixU ( )

inline

Definition at line 41 of file HMatrixU.h.

{;}

Member Function Documentation

clone()

virtual AbsHMatrix * genfit::HMatrixU::clone ( ) const

inlinevirtual

Implements genfit::AbsHMatrix.

Definition at line 52 of file HMatrixU.h.

{return new HMatrixU(*this);}

getMatrix()

const TMatrixD & genfit::HMatrixU::getMatrix ( ) const

virtual

Get the actual matrix representation.

Implements genfit::AbsHMatrix.

Definition at line 30 of file HMatrixU.cc.

                                          {
  static const double HMatrixContent[5] = {0, 0, 0, 1, 0};
 
  static const TMatrixD HMatrix(1,5, HMatrixContent);
 
  return HMatrix;
}

HMHt()

void genfit::HMatrixU::HMHt ( TMatrixDSym &  M ) const

virtual

similarity: H*M*H^t

Reimplemented from genfit::AbsHMatrix.

Definition at line 78 of file HMatrixU.cc.

                                        {
  assert (M.GetNrows() == 5);
 
  M(0,0) = M(3,3);
 
  M.ResizeTo(1,1);
}

Hv()

TVectorD genfit::HMatrixU::Hv ( const TVectorD &  v ) const

virtual

H*v.

Reimplemented from genfit::AbsHMatrix.

Definition at line 39 of file HMatrixU.cc.

                                             {
  assert (v.GetNrows() == 5);
 
  double* retValArray =(double *)alloca(sizeof(double) * 1);
 
  retValArray[0] = v(3); // u
 
  return TVectorD(1, retValArray);
}

isEqual()

virtual bool genfit::HMatrixU::isEqual ( const AbsHMatrix &  other ) const

inlinevirtual

Implements genfit::AbsHMatrix.

Definition at line 54 of file HMatrixU.h.

{return (dynamic_cast<const HMatrixU*>(&other) != NULL);}

MHt() [1/2]

TMatrixD genfit::HMatrixU::MHt ( const TMatrixD &  M ) const

virtual

Reimplemented from genfit::AbsHMatrix.

Definition at line 64 of file HMatrixU.cc.

                                              {
  assert (M.GetNcols() == 5);
 
  double* retValArray =(double *)alloca(sizeof(double) * M.GetNrows());
  const double* MatArray = M.GetMatrixArray();
 
  for (int i = 0; i < M.GetNrows(); ++i) {
    retValArray[i] = MatArray[i*5 + 3];
  }
 
  return TMatrixD(M.GetNrows(),1, retValArray);
}

MHt() [2/2]

TMatrixD genfit::HMatrixU::MHt ( const TMatrixDSym &  M ) const

virtual

M*H^t.

Reimplemented from genfit::AbsHMatrix.

Definition at line 50 of file HMatrixU.cc.

                                                 {
  assert (M.GetNcols() == 5);
 
  double* retValArray =(double *)alloca(sizeof(double) * 5);
  const double* MatArray = M.GetMatrixArray();
 
  for (unsigned int i=0; i<5; ++i) {
    retValArray[i] = MatArray[i*5 + 3];
  }
 
  return TMatrixD(5,1, retValArray);
}

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

• genfit/measurements/include/HMatrixU.h
• genfit/measurements/src/HMatrixU.cc