CLHEP::HepEulerAngles Class Reference

#include <EulerAngles.h>

Public Member Functions
	HepEulerAngles ()
	HepEulerAngles (double phi, double theta, double psi)
double	getPhi () const
double	phi () const
EA &	setPhi (double phi)
double	getTheta () const
double	theta () const
EA &	setTheta (double theta)
double	getPsi () const
double	psi () const
EA &	setPsi (double psi)
EA &	set (double phi, double theta, double psi)
int	compare (const EA &ea) const
bool	operator== (const EA &ea) const
bool	operator!= (const EA &ea) const
bool	operator< (const EA &ea) const
bool	operator<= (const EA &ea) const
bool	operator> (const EA &ea) const
bool	operator>= (const EA &ea) const
bool	isNear (const EA &ea, double epsilon=tolerance) const
double	howNear (const EA &ea) const

Static Public Member Functions
static double	getTolerance ()
static double	setTolerance (double tol)

Protected Types
typedef HepEulerAngles	EA

Protected Member Functions
double	distance (const HepEulerAngles &ex) const

Protected Attributes
double	phi_
double	theta_
double	psi_

Static Protected Attributes
static double	tolerance = Hep3Vector::ToleranceTicks * 1.0e-8

Friends
std::ostream &	operator<< (std::ostream &os, const EA &ea)
std::istream &	operator>> (std::istream &is, EA &ea)

Detailed Description

Author

Definition at line 39 of file EulerAngles.h.

Member Typedef Documentation

EA

typedef HepEulerAngles CLHEP::HepEulerAngles::EA

protected

Definition at line 42 of file EulerAngles.h.

Constructor & Destructor Documentation

HepEulerAngles() [1/2]

CLHEP::HepEulerAngles::HepEulerAngles ( )

inline

HepEulerAngles() [2/2]

CLHEP::HepEulerAngles::HepEulerAngles ( double  phi, double  theta, double  psi  )

inline

Member Function Documentation

compare()

int CLHEP::HepEulerAngles::compare ( const EA &  ea ) const

inline

distance()

double CLHEP::HepEulerAngles::distance ( const HepEulerAngles &  ex ) const

protected

Definition at line 64 of file EulerAngles.cc.

                                                      {
 
  double thisRep[9];
  double exRep[9];
 
  ZMpvEulerAnglesRep ( *this, thisRep );
  ZMpvEulerAnglesRep ( ex,    exRep );
 
  double sum = 0.0;
  for (int i = 0; i < 9; i++)  {
    sum += thisRep[i] * exRep[i];
  }
 
  double d = 3.0 - sum;     // NaN-proofing: 
  return  (d >= 0) ? d : 0;     // sqrt(distance) is used in howNear()
 
}  // HepEulerAngles::distance()

Referenced by howNear(), and isNear().

getPhi()

double CLHEP::HepEulerAngles::getPhi ( ) const

inline

getPsi()

double CLHEP::HepEulerAngles::getPsi ( ) const

inline

getTheta()

double CLHEP::HepEulerAngles::getTheta ( ) const

inline

getTolerance()

static double CLHEP::HepEulerAngles::getTolerance ( )

inlinestatic

howNear()

double CLHEP::HepEulerAngles::howNear

(

const EA &

ea

)

const

Definition at line 90 of file EulerAngles.cc.

                                                     {
 
  return  std::sqrt( distance( ex ) );
 
}  // HepEulerAngles::howNear()

isNear()

bool CLHEP::HepEulerAngles::isNear	(	const EA &	ea,
		double	epsilon = tolerance
	)		const

Definition at line 83 of file EulerAngles.cc.

                                                                  {
 
  return  distance( ex ) <= epsilon*epsilon ;
 
}  // HepEulerAngles::isNear()

operator!=()

bool CLHEP::HepEulerAngles::operator!= ( const EA &  ea ) const

inline

operator<()

bool CLHEP::HepEulerAngles::operator< ( const EA &  ea ) const

inline

operator<=()

bool CLHEP::HepEulerAngles::operator<= ( const EA &  ea ) const

inline

operator==()

bool CLHEP::HepEulerAngles::operator== ( const EA &  ea ) const

inline

operator>()

bool CLHEP::HepEulerAngles::operator> ( const EA &  ea ) const

inline

operator>=()

bool CLHEP::HepEulerAngles::operator>= ( const EA &  ea ) const

inline

phi()

double CLHEP::HepEulerAngles::phi ( ) const

inline

Referenced by CLHEP::HepRotation::HepRotation(), CLHEP::HepRotation::phi(), CLHEP::Hep3Vector::rotate(), and CLHEP::HepRotation::set().

psi()

double CLHEP::HepEulerAngles::psi ( ) const

inline

Referenced by CLHEP::HepRotation::HepRotation(), CLHEP::HepRotation::psi(), CLHEP::Hep3Vector::rotate(), and CLHEP::HepRotation::set().

set()

EA & CLHEP::HepEulerAngles::set ( double  phi, double  theta, double  psi  )

inline

setPhi()

EA & CLHEP::HepEulerAngles::setPhi ( double  phi )

inline

setPsi()

EA & CLHEP::HepEulerAngles::setPsi ( double  psi )

inline

setTheta()

EA & CLHEP::HepEulerAngles::setTheta ( double  theta )

inline

setTolerance()

static double CLHEP::HepEulerAngles::setTolerance ( double  tol )

inlinestatic

theta()

double CLHEP::HepEulerAngles::theta ( ) const

inline

Referenced by CLHEP::HepRotation::HepRotation(), CLHEP::Hep3Vector::rotate(), and CLHEP::HepRotation::set().

Friends And Related Function Documentation

operator<<

std::ostream & operator<< ( std::ostream &  os, const EA &  ea  )

friend

Definition at line 100 of file EulerAngles.cc.

{
  os << "(" << ea.phi() << ", " << ea.theta() << ", " << ea.psi() << ")";
  return  os;
}  // operator<<()

operator>>

std::istream & operator>> ( std::istream &  is, EA &  ea  )

friend

Definition at line 109 of file EulerAngles.cc.

                                                              {
  double thePhi;
  double theTheta;
  double thePsi;
  ZMinput3doubles ( is, "HepEulerAngle", thePhi , theTheta , thePsi );
  ea.set ( thePhi , theTheta , thePsi );
  return  is;
}  // operator>>()

Member Data Documentation

phi_

double CLHEP::HepEulerAngles::phi_

protected

Definition at line 102 of file EulerAngles.h.

psi_

double CLHEP::HepEulerAngles::psi_

protected

Definition at line 104 of file EulerAngles.h.

theta_

double CLHEP::HepEulerAngles::theta_

protected

Definition at line 103 of file EulerAngles.h.

tolerance

double CLHEP::HepEulerAngles::tolerance = Hep3Vector::ToleranceTicks * 1.0e-8

staticprotected

Definition at line 43 of file EulerAngles.h.

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

• EulerAngles.h
• EulerAngles.cc