class ROOT::Math::Polar3D<Double32_t>


Class describing a polar coordinate system based on r, theta and phi
Phi is restricted to be in the range [-PI,PI)

@ingroup GenVector

Function Members (Methods)

public:
~Polar3D<Double32_t>()
ROOT::Math::Polar3D<Double32_t>::ScalarEta() const
voidGetCoordinates(ROOT::Math::Polar3D<Double32_t>::Scalar* dest) const
voidGetCoordinates(ROOT::Math::Polar3D<Double32_t>::Scalar& r, ROOT::Math::Polar3D<Double32_t>::Scalar& theta, ROOT::Math::Polar3D<Double32_t>::Scalar& phi) const
ROOT::Math::Polar3D<Double32_t>::ScalarMag2() const
voidNegate()
booloperator!=(const ROOT::Math::Polar3D<Double32_t>& rhs) const
ROOT::Math::Polar3D<Double32_t>&operator=(const ROOT::Math::Polar3D<Double32_t>& v)
booloperator==(const ROOT::Math::Polar3D<Double32_t>& rhs) const
ROOT::Math::Polar3D<Double32_t>::ScalarPerp2() const
ROOT::Math::Polar3D<Double32_t>::ScalarPhi() const
ROOT::Math::Polar3D<Double32_t>Polar3D<Double32_t>()
ROOT::Math::Polar3D<Double32_t>Polar3D<Double32_t>(const ROOT::Math::Polar3D<Double32_t>& v)
ROOT::Math::Polar3D<Double32_t>Polar3D<Double32_t>(Double32_t r, Double32_t theta, Double32_t phi)
ROOT::Math::Polar3D<Double32_t>::ScalarR() const
ROOT::Math::Polar3D<Double32_t>::ScalarRho() const
voidScale(Double32_t a)
voidSetCoordinates(const ROOT::Math::Polar3D<Double32_t>::Scalar* src)
voidSetCoordinates(ROOT::Math::Polar3D<Double32_t>::Scalar r, ROOT::Math::Polar3D<Double32_t>::Scalar theta, ROOT::Math::Polar3D<Double32_t>::Scalar phi)
voidSetEta(ROOT::Math::Polar3D<Double32_t>::Scalar eta)
voidSetPhi(const Double32_t& phi)
voidSetR(const Double32_t& r)
voidSetRho(ROOT::Math::Polar3D<Double32_t>::Scalar rho)
voidSetTheta(const Double32_t& theta)
voidSetX(ROOT::Math::Polar3D<Double32_t>::Scalar x)
voidSetXYZ(ROOT::Math::Polar3D<Double32_t>::Scalar x, ROOT::Math::Polar3D<Double32_t>::Scalar y, ROOT::Math::Polar3D<Double32_t>::Scalar z)
voidSetY(ROOT::Math::Polar3D<Double32_t>::Scalar y)
voidSetZ(ROOT::Math::Polar3D<Double32_t>::Scalar z)
ROOT::Math::Polar3D<Double32_t>::ScalarTheta() const
ROOT::Math::Polar3D<Double32_t>::ScalarX() const
Double32_tx() const
ROOT::Math::Polar3D<Double32_t>::ScalarY() const
Double32_ty() const
ROOT::Math::Polar3D<Double32_t>::ScalarZ() const
Double32_tz() const
private:
static doublepi()
voidRestrict()

Data Members

private:
Double32_tfPhi
Double32_tfR
Double32_tfTheta

Class Charts

Inheritance Inherited Members Includes Libraries
Class Charts

Function documentation

Polar3D & operator=(const ROOT::Math::Polar3D<Double32_t>& v)
assignment operator
void SetCoordinates(const ROOT::Math::Polar3D<Double32_t>::Scalar* src)
Set internal data based on an array of 3 Scalar numbers
{ fR=src[0]; fTheta=src[1]; fPhi=src[2]; Restrict(); }
void GetCoordinates(ROOT::Math::Polar3D<Double32_t>::Scalar* dest) const
get internal data into an array of 3 Scalar numbers
{ dest[0] = fR; dest[1] = fTheta; dest[2] = fPhi; }
void SetCoordinates(ROOT::Math::Polar3D<Double32_t>::Scalar r, ROOT::Math::Polar3D<Double32_t>::Scalar theta, ROOT::Math::Polar3D<Double32_t>::Scalar phi)
Set internal data based on 3 Scalar numbers
{ fR=r; fTheta=theta; fPhi=phi; Restrict(); }
void GetCoordinates(ROOT::Math::Polar3D<Double32_t>::Scalar& r, ROOT::Math::Polar3D<Double32_t>::Scalar& theta, ROOT::Math::Polar3D<Double32_t>::Scalar& phi) const
get internal data into 3 Scalar numbers
{r=fR; theta=fTheta; phi=fPhi;}
Scalar R()
{ return fR;}
Scalar Phi()
{ return fPhi; }
Scalar Theta()
{ return fTheta; }
Scalar Rho()
{ return fR*std::sin(fTheta); }
Scalar X()
{ return Rho()*std::cos(fPhi);}
Scalar Y()
{ return Rho()*std::sin(fPhi);}
Scalar Z()
{ return fR*std::cos(fTheta); }
Scalar Mag2()
{ return fR*fR;}
Scalar Perp2()
{ return Rho()*Rho(); }
Scalar Eta()
 pseudorapidity
void SetR(const Double32_t& r)
 setters (only for data members)

set the r coordinate value keeping theta and phi constant
void SetTheta(const Double32_t& theta)
set the theta coordinate value keeping r and phi constant
void SetPhi(const Double32_t& phi)
set the phi coordinate value keeping r and theta constant
Restrict()
void SetXYZ(ROOT::Math::Polar3D<Double32_t>::Scalar x, ROOT::Math::Polar3D<Double32_t>::Scalar y, ROOT::Math::Polar3D<Double32_t>::Scalar z)
 all values using cartesian coordina
double pi()
{ return M_PI; }
void Scale(Double32_t a)
cale by a scalar quantity - for polar coordinates r change
Negate()
bool operator==(const ROOT::Math::Polar3D<Double32_t>& rhs) const
Exact equality
bool operator!=(const ROOT::Math::Polar3D<Double32_t>& rhs) const
{return !(operator==(rhs));}
T x()
 ============= Compatibility section ==================
 The following make this coordinate system look enough like a CLHEP
 vector that an assignment member template can work with either
{ return X();}
T y()
{ return Y();}
T z()
{ return Z(); }
void SetX(ROOT::Math::Polar3D<Double32_t>::Scalar x)
 ============= Specializations for improved speed ==================
 (none)
 ====== Set member functions for coordinates in other systems =======
void SetY(ROOT::Math::Polar3D<Double32_t>::Scalar y)
void SetZ(ROOT::Math::Polar3D<Double32_t>::Scalar z)
void SetRho(ROOT::Math::Polar3D<Double32_t>::Scalar rho)
void SetEta(ROOT::Math::Polar3D<Double32_t>::Scalar eta)

Last update: root/mathcore:$Id: Polar3D.h 21503 2007-12-19 17:34:54Z moneta $
Copyright (c) 2005 , LCG ROOT MathLib Team and *
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