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Reference Guide
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ROOT::Math::Cartesian2D< T > Class Template Reference

template<class T = double>
class ROOT::Math::Cartesian2D< T >

Class describing a 2D cartesian coordinate system (x, y coordinates)

Definition at line 37 of file Cartesian2D.h.

Public Types

typedef T Scalar
 

Public Member Functions

 Cartesian2D ()
 Default constructor with x=y=0. More...
 
 Cartesian2D (Scalar xx, Scalar yy)
 Constructor from x,y coordinates. More...
 
template<class CoordSystem >
 Cartesian2D (const CoordSystem &v)
 Construct from any Vector or coordinate system implementing X() and Y() More...
 
 Cartesian2D (const Cartesian2D &v)
 copy constructor More...
 
template<class T2 >
 Cartesian2D (const Polar2D< T2 > &v)
 
void GetCoordinates (Scalar &xx, Scalar &yy) const
 get internal data into 2 Scalar numbers More...
 
Scalar Mag2 () const
 
void Negate ()
 negate the vector More...
 
bool operator!= (const Cartesian2D &rhs) const
 
Cartesian2Doperator= (const Cartesian2D &v)
 assignment operator More...
 
template<class CoordSystem >
Cartesian2Doperator= (const CoordSystem &v)
 Assignment from any class implementing x(),y() (can assign from any coordinate system) More...
 
template<class T2 >
Cartesian2Doperator= (const Polar2D< T2 > &v)
 
bool operator== (const Cartesian2D &rhs) const
 Exact equality. More...
 
Scalar Phi () const
 
Scalar R () const
 
void Rotate (Scalar angle)
 rotate by an angle More...
 
void Scale (Scalar a)
 scale the vector by a scalar quantity a More...
 
void SetCoordinates (Scalar xx, Scalar yy)
 Set internal data based on 2 Scalar numbers. More...
 
void SetX (Scalar a)
 set the x coordinate value keeping y constant More...
 
void SetXY (Scalar xx, Scalar yy)
 set all values using cartesian coordinates More...
 
void SetY (Scalar a)
 set the y coordinate value keeping x constant More...
 
Scalar X () const
 
Scalar x () const
 
Scalar Y () const
 
Scalar y () const
 

Private Attributes

fX
 (Contiguous) data containing the coordinates values x and y More...
 
fY
 

#include <Math/GenVector/Cartesian2D.h>

Member Typedef Documentation

◆ Scalar

template<class T = double>
typedef T ROOT::Math::Cartesian2D< T >::Scalar

Definition at line 41 of file Cartesian2D.h.

Constructor & Destructor Documentation

◆ Cartesian2D() [1/5]

template<class T = double>
ROOT::Math::Cartesian2D< T >::Cartesian2D ( )
inline

Default constructor with x=y=0.

Definition at line 46 of file Cartesian2D.h.

◆ Cartesian2D() [2/5]

template<class T = double>
ROOT::Math::Cartesian2D< T >::Cartesian2D ( Scalar  xx,
Scalar  yy 
)
inline

Constructor from x,y coordinates.

Definition at line 51 of file Cartesian2D.h.

◆ Cartesian2D() [3/5]

template<class T = double>
template<class CoordSystem >
ROOT::Math::Cartesian2D< T >::Cartesian2D ( const CoordSystem &  v)
inlineexplicit

Construct from any Vector or coordinate system implementing X() and Y()

Definition at line 58 of file Cartesian2D.h.

◆ Cartesian2D() [4/5]

template<class T = double>
ROOT::Math::Cartesian2D< T >::Cartesian2D ( const Cartesian2D< T > &  v)
inline

copy constructor

Definition at line 67 of file Cartesian2D.h.

◆ Cartesian2D() [5/5]

template<class T = double>
template<class T2 >
ROOT::Math::Cartesian2D< T >::Cartesian2D ( const Polar2D< T2 > &  v)
inlineexplicit

Definition at line 162 of file Cartesian2D.h.

Member Function Documentation

◆ GetCoordinates()

template<class T = double>
void ROOT::Math::Cartesian2D< T >::GetCoordinates ( Scalar xx,
Scalar yy 
) const
inline

get internal data into 2 Scalar numbers

Definition at line 87 of file Cartesian2D.h.

◆ Mag2()

template<class T = double>
Scalar ROOT::Math::Cartesian2D< T >::Mag2 ( ) const
inline

Definition at line 91 of file Cartesian2D.h.

◆ Negate()

template<class T = double>
void ROOT::Math::Cartesian2D< T >::Negate ( )
inline

negate the vector

Definition at line 121 of file Cartesian2D.h.

◆ operator!=()

template<class T = double>
bool ROOT::Math::Cartesian2D< T >::operator!= ( const Cartesian2D< T > &  rhs) const
inline

Definition at line 149 of file Cartesian2D.h.

◆ operator=() [1/3]

template<class T = double>
Cartesian2D& ROOT::Math::Cartesian2D< T >::operator= ( const Cartesian2D< T > &  v)
inline

assignment operator

Definition at line 73 of file Cartesian2D.h.

◆ operator=() [2/3]

template<class T = double>
template<class CoordSystem >
Cartesian2D& ROOT::Math::Cartesian2D< T >::operator= ( const CoordSystem &  v)
inline

Assignment from any class implementing x(),y() (can assign from any coordinate system)

Definition at line 137 of file Cartesian2D.h.

◆ operator=() [3/3]

template<class T = double>
template<class T2 >
Cartesian2D& ROOT::Math::Cartesian2D< T >::operator= ( const Polar2D< T2 > &  v)
inline

Definition at line 175 of file Cartesian2D.h.

◆ operator==()

template<class T = double>
bool ROOT::Math::Cartesian2D< T >::operator== ( const Cartesian2D< T > &  rhs) const
inline

Exact equality.

Definition at line 146 of file Cartesian2D.h.

◆ Phi()

template<class T = double>
Scalar ROOT::Math::Cartesian2D< T >::Phi ( ) const
inline

Definition at line 93 of file Cartesian2D.h.

◆ R()

template<class T = double>
Scalar ROOT::Math::Cartesian2D< T >::R ( ) const
inline

Definition at line 92 of file Cartesian2D.h.

◆ Rotate()

template<class T = double>
void ROOT::Math::Cartesian2D< T >::Rotate ( Scalar  angle)
inline

rotate by an angle

Definition at line 126 of file Cartesian2D.h.

◆ Scale()

template<class T = double>
void ROOT::Math::Cartesian2D< T >::Scale ( Scalar  a)
inline

scale the vector by a scalar quantity a

Definition at line 116 of file Cartesian2D.h.

◆ SetCoordinates()

template<class T = double>
void ROOT::Math::Cartesian2D< T >::SetCoordinates ( Scalar  xx,
Scalar  yy 
)
inline

Set internal data based on 2 Scalar numbers.

Definition at line 82 of file Cartesian2D.h.

◆ SetX()

template<class T = double>
void ROOT::Math::Cartesian2D< T >::SetX ( Scalar  a)
inline

set the x coordinate value keeping y constant

Definition at line 98 of file Cartesian2D.h.

◆ SetXY()

template<class T = double>
void ROOT::Math::Cartesian2D< T >::SetXY ( Scalar  xx,
Scalar  yy 
)
inline

set all values using cartesian coordinates

Definition at line 108 of file Cartesian2D.h.

◆ SetY()

template<class T = double>
void ROOT::Math::Cartesian2D< T >::SetY ( Scalar  a)
inline

set the y coordinate value keeping x constant

Definition at line 103 of file Cartesian2D.h.

◆ X()

template<class T = double>
Scalar ROOT::Math::Cartesian2D< T >::X ( ) const
inline

Definition at line 89 of file Cartesian2D.h.

◆ x()

template<class T = double>
Scalar ROOT::Math::Cartesian2D< T >::x ( ) const
inline

Definition at line 156 of file Cartesian2D.h.

◆ Y()

template<class T = double>
Scalar ROOT::Math::Cartesian2D< T >::Y ( ) const
inline

Definition at line 90 of file Cartesian2D.h.

◆ y()

template<class T = double>
Scalar ROOT::Math::Cartesian2D< T >::y ( ) const
inline

Definition at line 157 of file Cartesian2D.h.

Member Data Documentation

◆ fX

template<class T = double>
T ROOT::Math::Cartesian2D< T >::fX
private

(Contiguous) data containing the coordinates values x and y

Definition at line 201 of file Cartesian2D.h.

◆ fY

template<class T = double>
T ROOT::Math::Cartesian2D< T >::fY
private

Definition at line 202 of file Cartesian2D.h.

Libraries for ROOT::Math::Cartesian2D< T >:
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The documentation for this class was generated from the following file: