ALIPlane Class Reference

#include <ALIPlane.h>

Public Member Functions
	ALIPlane (const CLHEP::Hep3Vector &point, const CLHEP::Hep3Vector &normal)
ALILine	lineProject (const CLHEP::Hep3Vector &vec)
const CLHEP::Hep3Vector &	normal () const
const CLHEP::Hep3Vector &	point () const
CLHEP::Hep3Vector	project (const CLHEP::Hep3Vector &vec)

Private Attributes
CLHEP::Hep3Vector	_normal
CLHEP::Hep3Vector	_point

Detailed Description

Definition at line 15 of file ALIPlane.h.

Constructor & Destructor Documentation

ALIPlane::ALIPlane	(	const CLHEP::Hep3Vector &	point,
		const CLHEP::Hep3Vector &	normal
	)

Definition at line 16 of file ALIPlane.cc.

References _normal, _point, ALIUtils::debug, and ALIUtils::dump3v().

: _point(point)
{
  _normal = normal * (1. / normal.mag());
  if (ALIUtils::debug >= 5) {
    ALIUtils::dump3v( _point, " Created ALIplane: point");
    ALIUtils::dump3v( _normal, " Created ALIPlane: normal");
  }
}

Member Function Documentation

ALILine ALIPlane::lineProject

(

const CLHEP::Hep3Vector &

vec

)

Definition at line 46 of file ALIPlane.cc.

References _normal, and _point.

{
  //---------- Project vec on normal to plane 
  ALIdouble proj = vec.dot(_normal) * (1. / vec.mag() );
  //---------- Substract this projection to vec
  CLHEP::Hep3Vector vecproj = vec - (proj * _normal);
  //-  ALIUtils::dump3v( _normal, "plane _normal");
  //- std::cout << " proj on normal " << proj << std::endl;
  //- ALIUtils::dump3v( vec , "std::vector");
  return ALILine( this->_point, vecproj );
}

const CLHEP::Hep3Vector& ALIPlane::normal ( ) const

inline

Definition at line 24 of file ALIPlane.h.

References _normal.

Referenced by ALILine::intersect(), LightRay::intersect(), LightRay::reflect(), and LightRay::refract().

{return _normal;};

const CLHEP::Hep3Vector& ALIPlane::point ( ) const

inline

Definition at line 23 of file ALIPlane.h.

References _point.

Referenced by ALILine::intersect(), and LightRay::intersect().

{return _point;};

CLHEP::Hep3Vector ALIPlane::project

(

const CLHEP::Hep3Vector &

vec

)

Definition at line 30 of file ALIPlane.cc.

References _normal.

Referenced by OptOCOPS::makeMeasurement().

{
  //---------- Project vec on normal to plane 
  ALIdouble proj = vec.dot(_normal) * (1. / vec.mag() );
  //---------- Substract this projection to vec
  CLHEP::Hep3Vector vecproj = vec - (proj * _normal);
  //-  ALIUtils::dump3v( _normal, "plane _normal");
  //- std::cout << " proj on normal " << proj << std::endl;
  //- ALIUtils::dump3v( vec , "std::vector");
  return vecproj;
}

Member Data Documentation

CLHEP::Hep3Vector ALIPlane::_normal

private

Definition at line 28 of file ALIPlane.h.

Referenced by ALIPlane(), lineProject(), normal(), and project().

CLHEP::Hep3Vector ALIPlane::_point

private

Definition at line 24 of file ALIPlane.h.

Referenced by ALIPlane(), lineProject(), and point().