CIRCLECENTERXY_NAME< PointType > Class Template Reference

calculates the center of the circle for 3 hits in the XY plane and returns a B2Vector3 with the result (z=0). More...

#include <CircleCenterXY.h>

Inheritance diagram for CIRCLECENTERXY_NAME< PointType >:

Collaboration diagram for CIRCLECENTERXY_NAME< PointType >:

Public Types
typedef B2Vector3< double >	variableType
	Type of the returned object. More...
typedef PointType	argumentType
	Type of the argument object. More...
typedef FunctionOf< Nargs, variableType, const argumentType & >::functionType	functionType
	Type of the function returning the value. More...

Public Member Functions
	BELLE2_DEFINE_EXCEPTION (Straight_Line, "The hits are on a straight Line (or indistinguishably near to being on it).")
	this exception is thrown by the CircleFit and occurs when the track is too straight.
	PUT_NAME_FUNCTION (CIRCLECENTERXY_NAME)
	is replaced by "static const std:string name(void)" frunction which returns name of the Class

Static Public Member Functions
static B2Vector3< double >	value (const PointType &a, const PointType &b, const PointType &c)
	calculates an estimation of circleCenter position, result is returned as the x and y value of the B2Vector3.
static variableType	value (const PointType &arg1, const PointType &arg2)
	Static method that return the variable associated to: More...

Static Public Attributes
static const size_t	c_Nargs
	Number of arguments.

Detailed Description

template<typename PointType>
class Belle2::CIRCLECENTERXY_NAME< PointType >

calculates the center of the circle for 3 hits in the XY plane and returns a B2Vector3 with the result (z=0).

WARNING this method throws an exception!

Definition at line 27 of file CircleCenterXY.h.

Member Typedef Documentation

argumentType

typedef PointType argumentType

inherited

Type of the argument object.

Needed for SFINAE in Filter.hh

Definition at line 84 of file SelectionVariable.h.

functionType

typedef FunctionOf<Nargs, variableType, const argumentType&>::functionType functionType

inherited

Type of the function returning the value.

Needed for the automated training

Definition at line 88 of file SelectionVariable.h.

variableType

typedef B2Vector3< double > variableType

inherited

Type of the returned object.

Needed for SFINAE in Filter.hh

Definition at line 81 of file SelectionVariable.h.

Member Function Documentation

value()

static variableType value ( const PointType &  arg1, const PointType &  arg2  )

inlinestaticinherited

Static method that return the variable associated to:

Parameters

arg1	first object of the pair
arg2	second object of the pair

N.B. this method must be static.

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

• tracking/trackFindingVXD/filterMap/threeHitVariables/include/CircleCenterXY.h