class ROOT::Math::Polar3D<double>


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

       @ingroup GenVector

This class is also known as (typedefs to this class)

ROOT::Math::DisplacementVector3D<ROOT::Math::Polar3D<double>,ROOT::Math::DefaultCoordinateSystemTag>::CoordinateType, ROOT::Math::PositionVector3D<ROOT::Math::Polar3D<double>,ROOT::Math::DefaultCoordinateSystemTag>::CoordinateType

Function Members (Methods)

public:
~Polar3D<double>()
ROOT::Math::Polar3D<double>::ScalarEta() const
voidGetCoordinates(ROOT::Math::Polar3D<double>::Scalar* dest) const
voidGetCoordinates(ROOT::Math::Polar3D<double>::Scalar& r, ROOT::Math::Polar3D<double>::Scalar& theta, ROOT::Math::Polar3D<double>::Scalar& phi) const
ROOT::Math::Polar3D<double>::ScalarMag2() const
voidNegate()
booloperator!=(const ROOT::Math::Polar3D<double>& rhs) const
ROOT::Math::Polar3D<double>&operator=(const ROOT::Math::Polar3D<double>& v)
booloperator==(const ROOT::Math::Polar3D<double>& rhs) const
ROOT::Math::Polar3D<double>::ScalarPerp2() const
ROOT::Math::Polar3D<double>::ScalarPhi() const
ROOT::Math::Polar3D<double>Polar3D<double>()
ROOT::Math::Polar3D<double>Polar3D<double>(const ROOT::Math::Polar3D<double>& v)
ROOT::Math::Polar3D<double>Polar3D<double>(double r, double theta, double phi)
ROOT::Math::Polar3D<double>::ScalarR() const
ROOT::Math::Polar3D<double>::ScalarRho() const
voidScale(double a)
voidSetCoordinates(const ROOT::Math::Polar3D<double>::Scalar* src)
voidSetCoordinates(ROOT::Math::Polar3D<double>::Scalar r, ROOT::Math::Polar3D<double>::Scalar theta, ROOT::Math::Polar3D<double>::Scalar phi)
voidSetEta(ROOT::Math::Polar3D<double>::Scalar eta)
voidSetPhi(const double& phi)
voidSetR(const double& r)
voidSetRho(ROOT::Math::Polar3D<double>::Scalar rho)
voidSetTheta(const double& theta)
voidSetX(ROOT::Math::Polar3D<double>::Scalar xx)
voidSetXYZ(ROOT::Math::Polar3D<double>::Scalar xx, ROOT::Math::Polar3D<double>::Scalar yy, ROOT::Math::Polar3D<double>::Scalar zz)
voidSetY(ROOT::Math::Polar3D<double>::Scalar yy)
voidSetZ(ROOT::Math::Polar3D<double>::Scalar zz)
ROOT::Math::Polar3D<double>::ScalarTheta() const
ROOT::Math::Polar3D<double>::ScalarX() const
doublex() const
ROOT::Math::Polar3D<double>::ScalarY() const
doubley() const
ROOT::Math::Polar3D<double>::ScalarZ() const
doublez() const
private:
static ROOT::Math::Polar3D<double>::Scalarpi()
voidRestrict()

Data Members

private:
doublefPhi
doublefR
doublefTheta

Class Charts

Inheritance Inherited Members Includes Libraries
Class Charts

Function documentation

Polar3D & operator=(const ROOT::Math::Polar3D<double>& v)
      assignment operator
void SetCoordinates(const ROOT::Math::Polar3D<double>::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<double>::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<double>::Scalar r, ROOT::Math::Polar3D<double>::Scalar theta, ROOT::Math::Polar3D<double>::Scalar phi)
      Set internal data based on 3 Scalar numbers
{ fR=r; fTheta=theta; fPhi=phi; Restrict(); }
void GetCoordinates(ROOT::Math::Polar3D<double>::Scalar& r, ROOT::Math::Polar3D<double>::Scalar& theta, ROOT::Math::Polar3D<double>::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 double& r)
 setters (only for data members)

       set the r coordinate value keeping theta and phi constant
void SetTheta(const double& theta)
       set the theta coordinate value keeping r and phi constant
void SetPhi(const double& phi)
       set the phi coordinate value keeping r and theta constant
Restrict()
void SetXYZ(ROOT::Math::Polar3D<double>::Scalar xx, ROOT::Math::Polar3D<double>::Scalar yy, ROOT::Math::Polar3D<double>::Scalar zz)
       set all values using cartesian coordinates
Scalar pi()
{ return M_PI; }
void Scale(double a)
       scale by a scalar quantity - for polar coordinates r changes
Negate()
bool operator==(const ROOT::Math::Polar3D<double>& rhs) const
      Exact equality
bool operator!=(const ROOT::Math::Polar3D<double>& 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<double>::Scalar xx)
 ============= Specializations for improved speed ==================
 (none)
 ====== Set member functions for coordinates in other systems =======
void SetY(ROOT::Math::Polar3D<double>::Scalar yy)
void SetZ(ROOT::Math::Polar3D<double>::Scalar zz)
void SetRho(ROOT::Math::Polar3D<double>::Scalar rho)
void SetEta(ROOT::Math::Polar3D<double>::Scalar eta)

Last change: root/mathcore:$Id: Polar3D.h 23735 2008-05-07 21:18:33Z moneta $
Last generated: 2008-06-25 08:29
Copyright (c) 2005 , LCG ROOT MathLib Team and *
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