class Vector3D

(Return to index)

A 3-dimension vector.

The copy constructor, destructor, and assignment operator generated by the compiler perform the correct operation. For speed reasons they are not implemented.

Type:	Instantiable
Include file:	./BeamlineGeometry/Vector3D.hh

Synopsis (including inherited members):

• Public members:
  • Vector3D () ;
  • Vector3D (double,double,double) ;
  • bool operator== (const Vector3D&)const ;
  • bool operator!= (const Vector3D&)const ;
  • Vector3D& operator+= (const Vector3D&) ;
  • Vector3D& operator-= (const Vector3D&) ;
  • Vector3D& operator*= (double) ;
  • Vector3D operator- ()const ;
  • double& operator() (int) ;
  • double operator() (int)const ;
  • void getComponents (double&,double&,double&)const ;
  • double getX ()const ;
  • double getY ()const ;
  • double getZ ()const ;
  • void clear () ;
  • bool isZero ()const ;
  • void setX (double) ;
  • void setY (double) ;
  • void setZ (double) ;
• Protected Members:
  • double v ;

Documentation:

• Public members:

  Vector3D () ;

  Default constructor.
  Construct null vector.

  Vector3D (double,double,double) ;

  Constructor.
  Use components (x,y,z).

  void clear () ;

  Set to zero.

  void getComponents (double&,double&,double&)const ;

  Get components.
  Return the components (x,y,z).

  double getX ()const ;

  Get component.
  Return the component x.

  double getY ()const ;

  Get component.
  Return the component y.

  double getZ ()const ;

  Get component.
  Return the component z.

  bool isZero ()const ;

  Test for zero.

  double& operator() (int) ;

  Get component.
  Return a reference to component i.

  double operator() (int)const ;

  Get component.
  Return the value of component i.

  Vector3D& operator*= (double) ;

  Scale and assign.

  Vector3D& operator+= (const Vector3D&) ;

  Add and assign.

  Vector3D operator- ()const ;

  Negative vector.

  Vector3D& operator-= (const Vector3D&) ;

  Subtract and assign.

  void setX (double) ;

  Set component.
  Assign the component x.

  void setY (double) ;

  Set component.
  Assign the component y.

  void setZ (double) ;

  Set component.
  Assign the component z.

• Protected members: