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ROOT::ROOT_MATH_ARCH::Cartesian2D< T > Class Template Reference
Math » Physics Vectors

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

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

See also
Physics Vectors

Definition at line 44 of file Cartesian2D.h.

Public Types

typedef T Scalar
 

Public Member Functions

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

Private Attributes

T fX = 0
 (Contiguous) data containing the coordinates values x and y
 
T fY = 0
 

#include <MathX/GenVectorX/Cartesian2D.h>

Member Typedef Documentation

◆ Scalar

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

Definition at line 47 of file Cartesian2D.h.

Constructor & Destructor Documentation

◆ Cartesian2D() [1/4]

template<class T = double>
constexpr ROOT::ROOT_MATH_ARCH::Cartesian2D< T >::Cartesian2D ( )
constexprdefaultnoexcept

Default constructor with x=y=0.

◆ Cartesian2D() [2/4]

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

Constructor from x,y coordinates.

Definition at line 57 of file Cartesian2D.h.

◆ Cartesian2D() [3/4]

template<class T = double>
template<class CoordSystem >
constexpr ROOT::ROOT_MATH_ARCH::Cartesian2D< T >::Cartesian2D ( const CoordSystem & v)
inlineexplicitconstexpr

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

Definition at line 64 of file Cartesian2D.h.

◆ Cartesian2D() [4/4]

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

Definition at line 167 of file Cartesian2D.h.

Member Function Documentation

◆ GetCoordinates()

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

get internal data into 2 Scalar numbers

Definition at line 80 of file Cartesian2D.h.

◆ Mag2()

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

Definition at line 88 of file Cartesian2D.h.

◆ Negate()

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

negate the vector

Definition at line 123 of file Cartesian2D.h.

◆ operator!=()

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

Definition at line 155 of file Cartesian2D.h.

◆ operator=() [1/2]

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

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

Definition at line 144 of file Cartesian2D.h.

◆ operator=() [2/2]

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

Definition at line 180 of file Cartesian2D.h.

◆ operator==()

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

Exact equality.

Definition at line 154 of file Cartesian2D.h.

◆ Phi()

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

Definition at line 90 of file Cartesian2D.h.

◆ R()

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

Definition at line 89 of file Cartesian2D.h.

◆ Rotate()

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

rotate by an angle

Definition at line 132 of file Cartesian2D.h.

◆ Scale()

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

scale the vector by a scalar quantity a

Definition at line 114 of file Cartesian2D.h.

◆ SetCoordinates()

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

Set internal data based on 2 Scalar numbers.

Definition at line 71 of file Cartesian2D.h.

◆ SetX()

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

set the x coordinate value keeping y constant

Definition at line 95 of file Cartesian2D.h.

◆ SetXY()

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

set all values using cartesian coordinates

Definition at line 105 of file Cartesian2D.h.

◆ SetY()

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

set the y coordinate value keeping x constant

Definition at line 100 of file Cartesian2D.h.

◆ X()

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

Definition at line 86 of file Cartesian2D.h.

◆ x()

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

Definition at line 161 of file Cartesian2D.h.

◆ Y()

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

Definition at line 87 of file Cartesian2D.h.

◆ y()

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

Definition at line 162 of file Cartesian2D.h.

Member Data Documentation

◆ fX

template<class T = double>
T ROOT::ROOT_MATH_ARCH::Cartesian2D< T >::fX = 0
private

(Contiguous) data containing the coordinates values x and y

Definition at line 202 of file Cartesian2D.h.

◆ fY

template<class T = double>
T ROOT::ROOT_MATH_ARCH::Cartesian2D< T >::fY = 0
private

Definition at line 203 of file Cartesian2D.h.

  • math/experimental/genvectorx/inc/MathX/GenVectorX/Cartesian2D.h