BasicSingleVertexState Class Reference

#include <BasicSingleVertexState.h>

Inheritance diagram for BasicSingleVertexState:

Public Member Functions
	BasicSingleVertexState ()
	BasicSingleVertexState (const GlobalPoint &pos, const GlobalError &posErr, const double &weightInMix=1.0)
	BasicSingleVertexState (const GlobalPoint &pos, const GlobalWeight &posWeight, const double &weightInMix=1.0)
	BasicSingleVertexState (const AlgebraicVector3 &weightTimesPosition, const GlobalWeight &posWeight, const double &weightInMix=1.0)
virtual BasicSingleVertexState *	clone () const
GlobalError	error () const
bool	isValid () const
GlobalPoint	position () const
GlobalWeight	weight () const
double	weightInMixture () const
AlgebraicVector3	weightTimesPosition () const
Public Member Functions inherited from BasicVertexState
virtual std::vector< VertexState >	components () const
virtual	~BasicVertexState ()

Private Member Functions
void	computeError () const
void	computePosition () const
void	computeWeight () const
void	computeWeightTimesPos () const

Private Attributes
GlobalError	theErr
bool	theErrAvailable
GlobalPoint	thePos
bool	thePosAvailable
GlobalWeight	theWeight
bool	theWeightAvailable
double	theWeightInMix
AlgebraicVector3	theWeightTimesPos
bool	theWeightTimesPosAvailable
bool	valid

Additional Inherited Members
Public Types inherited from BasicVertexState
typedef ProxyBase < BasicVertexState, CopyUsingClone < BasicVertexState > >	Proxy
typedef ReferenceCountingPointer < BasicVertexState >	RCPtr

Detailed Description

Single state measurement of a vertex. Some data is calculated on demand to improve performance.

Definition at line 13 of file BasicSingleVertexState.h.

Constructor & Destructor Documentation

BasicSingleVertexState::BasicSingleVertexState

(

)

Constructors

Definition at line 4 of file BasicSingleVertexState.cc.

Referenced by clone().

  : thePos(GlobalPoint(0, 0, 0)), thePosAvailable(false),
    theErr(AlgebraicSymMatrix33()), theErrAvailable(false),
    theWeight(AlgebraicSymMatrix33()), theWeightAvailable(false),
    theWeightTimesPos(AlgebraicVector3()), theWeightTimesPosAvailable(false),
    valid(false), theWeightInMix(0.)
{}

BasicSingleVertexState::BasicSingleVertexState	(	const GlobalPoint &	pos,
		const GlobalError &	posErr,
		const double &	weightInMix = 1.0
	)

Definition at line 13 of file BasicSingleVertexState.cc.

  : thePos(pos), thePosAvailable(true),
    theErr(posErr), theErrAvailable(true),
    theWeight(AlgebraicSymMatrix33()), theWeightAvailable(false),
    theWeightTimesPos(AlgebraicVector3()), theWeightTimesPosAvailable(false),
    valid(true), theWeightInMix(weightInMix)
{}

BasicSingleVertexState::BasicSingleVertexState	(	const GlobalPoint &	pos,
		const GlobalWeight &	posWeight,
		const double &	weightInMix = 1.0
	)

Definition at line 24 of file BasicSingleVertexState.cc.

  : thePos(pos), thePosAvailable(true),
    theErr(AlgebraicSymMatrix33()), theErrAvailable(false),
    theWeight(posWeight), theWeightAvailable(true),
    theWeightTimesPos(AlgebraicVector3()), theWeightTimesPosAvailable(false),
    valid(true), theWeightInMix(weightInMix)
{}

BasicSingleVertexState::BasicSingleVertexState	(	const AlgebraicVector3 &	weightTimesPosition,
		const GlobalWeight &	posWeight,
		const double &	weightInMix = 1.0
	)

Definition at line 35 of file BasicSingleVertexState.cc.

  : thePos(GlobalPoint(0, 0, 0)), thePosAvailable(false),
    theErr(AlgebraicSymMatrix33()), theErrAvailable(false),
    theWeight(posWeight), theWeightAvailable(true),
    theWeightTimesPos(weightTimesPosition), theWeightTimesPosAvailable(true),
    valid(true), theWeightInMix(weightInMix)
{//std::cout <<"BasicSingleVertexState ctor\n";
}

Member Function Documentation

virtual BasicSingleVertexState* BasicSingleVertexState::clone ( void  ) const

inlinevirtual

Access methods

Implements BasicVertexState.

Definition at line 30 of file BasicSingleVertexState.h.

References BasicSingleVertexState().

  {
    return new BasicSingleVertexState(*this);
  }

void BasicSingleVertexState::computeError ( ) const

private

Definition at line 100 of file BasicSingleVertexState.cc.

References GlobalErrorBase< T, ErrorWeightType >::matrix(), theErr, theErrAvailable, valid, and weight().

Referenced by error().

{
  if (!valid) throw VertexException("BasicSingleVertexState::invalid");
  int ifail;
  theErr = weight().matrix().Inverse(ifail);
  if (ifail != 0) throw VertexException("BasicSingleVertexState::could not invert weight matrix");
  theErrAvailable = true;
}

void BasicSingleVertexState::computePosition ( ) const

private

Definition at line 91 of file BasicSingleVertexState.cc.

References error(), GlobalErrorBase< T, ErrorWeightType >::matrix_new(), pos, thePos, thePosAvailable, valid, and weightTimesPosition().

Referenced by position().

{
  if (!valid) throw VertexException("BasicSingleVertexState::invalid");
  AlgebraicVector3 pos = error().matrix_new()*weightTimesPosition();
  thePos = GlobalPoint(pos[0], pos[1], pos[2]);
  thePosAvailable = true;
}

void BasicSingleVertexState::computeWeight ( ) const

private

Definition at line 110 of file BasicSingleVertexState.cc.

References error(), GlobalErrorBase< T, ErrorWeightType >::matrix(), theWeight, theWeightAvailable, and valid.

Referenced by weight().

{
  if (!valid) throw VertexException("BasicSingleVertexState::invalid");
  int ifail;
  theWeight = error().matrix().Inverse(ifail);
  if (ifail != 0) throw VertexException("BasicSingleVertexState::could not invert error matrix");
  theWeightAvailable = true;
}

void BasicSingleVertexState::computeWeightTimesPos ( ) const

private

Definition at line 120 of file BasicSingleVertexState.cc.

References GlobalErrorBase< T, ErrorWeightType >::matrix_new(), pos, position(), theWeightTimesPos, theWeightTimesPosAvailable, valid, weight(), PV3DBase< T, PVType, FrameType >::x(), PV3DBase< T, PVType, FrameType >::y(), and PV3DBase< T, PVType, FrameType >::z().

Referenced by weightTimesPosition().

{
  if (!valid) throw VertexException("BasicSingleVertexState::invalid");
  AlgebraicVector3 pos; pos(0) = position().x();
  pos(1) = position().y(); pos(2) = position().z();
  theWeightTimesPos = weight().matrix_new()*pos;
  theWeightTimesPosAvailable = true;
}

GlobalError BasicSingleVertexState::error ( ) const

virtual

Implements BasicVertexState.

Definition at line 54 of file BasicSingleVertexState.cc.

References computeError(), theErr, theErrAvailable, and valid.

Referenced by computePosition(), and computeWeight().

{
  if (!valid) throw VertexException("BasicSingleVertexState::invalid");
  if (!theErrAvailable) computeError();
  return theErr;
}

bool BasicSingleVertexState::isValid ( void  ) const

inlinevirtual

The validity of the vertex

Implements BasicVertexState.

Definition at line 44 of file BasicSingleVertexState.h.

References valid.

{return valid;}

GlobalPoint BasicSingleVertexState::position ( ) const

virtual

Access methods

Implements BasicVertexState.

Definition at line 46 of file BasicSingleVertexState.cc.

References computePosition(), thePos, thePosAvailable, and valid.

Referenced by computeWeightTimesPos().

{
  if (!valid) throw VertexException("BasicSingleVertexState::invalid");
  if (!thePosAvailable) computePosition();
  return thePos;
}

GlobalWeight BasicSingleVertexState::weight ( void  ) const

virtual

Implements BasicVertexState.

Definition at line 62 of file BasicSingleVertexState.cc.

References computeWeight(), theWeight, theWeightAvailable, and valid.

Referenced by computeError(), and computeWeightTimesPos().

{
  if (!valid) throw VertexException("BasicSingleVertexState::invalid");
  if (!theWeightAvailable) computeWeight();
  return theWeight;
}

double BasicSingleVertexState::weightInMixture ( ) const

virtual

Implements BasicVertexState.

Definition at line 78 of file BasicSingleVertexState.cc.

References theWeightInMix, and valid.

{
  if (!valid) throw VertexException("BasicSingleVertexState::invalid");
  return theWeightInMix;
}

AlgebraicVector3 BasicSingleVertexState::weightTimesPosition ( ) const

virtual

Implements BasicVertexState.

Definition at line 70 of file BasicSingleVertexState.cc.

References computeWeightTimesPos(), theWeightTimesPos, theWeightTimesPosAvailable, and valid.

Referenced by computePosition().

{
  if (!valid) throw VertexException("BasicSingleVertexState::invalid");
  if (!theWeightTimesPosAvailable) computeWeightTimesPos();
  return theWeightTimesPos;
}

Member Data Documentation

GlobalError BasicSingleVertexState::theErr

mutableprivate

Definition at line 55 of file BasicSingleVertexState.h.

Referenced by computeError(), and error().

bool BasicSingleVertexState::theErrAvailable

mutableprivate

Definition at line 56 of file BasicSingleVertexState.h.

Referenced by computeError(), and error().

GlobalPoint BasicSingleVertexState::thePos

mutableprivate

Definition at line 53 of file BasicSingleVertexState.h.

Referenced by computePosition(), and position().

bool BasicSingleVertexState::thePosAvailable

mutableprivate

Definition at line 54 of file BasicSingleVertexState.h.

Referenced by computePosition(), and position().

GlobalWeight BasicSingleVertexState::theWeight

mutableprivate

Definition at line 57 of file BasicSingleVertexState.h.

Referenced by computeWeight(), and weight().

bool BasicSingleVertexState::theWeightAvailable

mutableprivate

Definition at line 58 of file BasicSingleVertexState.h.

Referenced by computeWeight(), and weight().

double BasicSingleVertexState::theWeightInMix

private

Definition at line 63 of file BasicSingleVertexState.h.

Referenced by weightInMixture().

AlgebraicVector3 BasicSingleVertexState::theWeightTimesPos

mutableprivate

Definition at line 59 of file BasicSingleVertexState.h.

Referenced by computeWeightTimesPos(), and weightTimesPosition().

bool BasicSingleVertexState::theWeightTimesPosAvailable

mutableprivate

Definition at line 60 of file BasicSingleVertexState.h.

Referenced by computeWeightTimesPos(), and weightTimesPosition().

bool BasicSingleVertexState::valid

private

Definition at line 62 of file BasicSingleVertexState.h.

Referenced by computeError(), computePosition(), computeWeight(), computeWeightTimesPos(), error(), isValid(), position(), weight(), weightInMixture(), and weightTimesPosition().