DirectionS3< FT > Class Template Reference

#include <DirectionS3.h>

Public Member Functions
	DirectionS3 ()
	DirectionS3 (const VectorS3< FT > &v)
	DirectionS3 (const FT &x, const FT &y, const FT &z)
bool	operator== (const DirectionS3< FT > &d) const
bool	operator!= (const DirectionS3< FT > &d) const
VectorS3< FT >	to_vector () const
VectorS3< FT >	vector () const
DirectionS3	transform (const Aff_transformationS3< FT > &t) const
DirectionS3	operator- () const
const FT &	delta (int i) const
const FT &	dx () const
const FT &	dy () const
const FT &	dz () const
const FT &	hdx () const
const FT &	hdy () const
const FT &	hdz () const
FT	hw () const

Public Attributes
FT	e0
FT	e1
FT	e2

Detailed Description

template<class FT>
class DirectionS3< FT >

Definition at line 59 of file DirectionS3.h.

Constructor & Destructor Documentation

DirectionS3 ( )

inline

Definition at line 62 of file DirectionS3.h.

{}

DirectionS3

(

const VectorS3< FT > &

v

)

Definition at line 96 of file DirectionS3.h.

References VectorS3< FT >::e0, VectorS3< FT >::e1, and VectorS3< FT >::e2.

{
  e0 = v.e0; 
  e1 = v.e1; 
  e2 = v.e2;
}

DirectionS3 ( const FT &  x, const FT &  y, const FT &  z  )

inline

Definition at line 64 of file DirectionS3.h.

                  : e0(x), e1(y), e2(z) {}

Member Function Documentation

const FT & delta

(

int

i

)

const

Definition at line 144 of file DirectionS3.h.

References CGAL_kernel_precondition, dx, and dy.

{
  CGAL_kernel_precondition( i >= 0 && i <= 2 );
  return (i==0) ? dx() :
         (i==1) ? dy() : dz() ;
}

const FT & dx ( ) const

inline

Definition at line 155 of file DirectionS3.h.

Referenced by DirectionS3< FT >::operator==(), and PlaneS3< FT >::PlaneS3().

{ return e0; }

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const FT & dy ( ) const

inline

Definition at line 162 of file DirectionS3.h.

Referenced by DirectionS3< FT >::operator==(), and PlaneS3< FT >::PlaneS3().

{ return e1; }

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const FT & dz ( ) const

inline

Definition at line 169 of file DirectionS3.h.

Referenced by DirectionS3< FT >::operator==(), and PlaneS3< FT >::PlaneS3().

{ return e2; } 

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const FT & hdx ( ) const

inline

Definition at line 175 of file DirectionS3.h.

{ return e0; }

const FT & hdy ( ) const

inline

Definition at line 182 of file DirectionS3.h.

{ return e1; }

const FT & hdz ( ) const

inline

Definition at line 189 of file DirectionS3.h.

{ return e2; }

FT hw ( ) const

inline

Definition at line 195 of file DirectionS3.h.

{ return FT(1); }

bool operator!= ( const DirectionS3< FT > &  d ) const

inline

Definition at line 118 of file DirectionS3.h.

References d.

{ return !(*this == d); }

DirectionS3< FT > operator- ( ) const

inline

Definition at line 138 of file DirectionS3.h.

References dx, and dy.

{ return DirectionS3<FT>(-dx(), -dy(), -dz()); }

bool operator==

(

const DirectionS3< FT > &

d

)

const

Definition at line 105 of file DirectionS3.h.

References CGAL_NTS, DirectionS3< FT >::dx(), dx, DirectionS3< FT >::dy(), dy, DirectionS3< FT >::dz(), and sign().

{
  return  ( dx()*d.dy() == dy()*d.dx() )
        &&( dx()*d.dz() == dz()*d.dx() )
        &&( dy()*d.dz() == dz()*d.dy() )
        &&( CGAL_NTS sign( dx() ) == CGAL_NTS sign( d.dx() ) )
        &&( CGAL_NTS sign( dy() ) == CGAL_NTS sign( d.dy() ) )
        &&( CGAL_NTS sign( dz() ) == CGAL_NTS sign( d.dz() ) );
}

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VectorS3< FT > to_vector ( ) const

inline

Definition at line 124 of file DirectionS3.h.

Referenced by DirectionS3< FT >::vector().

{ return VectorS3<FT>(*this); }

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DirectionS3< FT > transform ( const Aff_transformationS3< FT > &  t ) const

inline

Definition at line 131 of file DirectionS3.h.

References Aff_transformationS3< FT >::transform().

{ return t.transform(*this); }

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VectorS3<FT> vector ( ) const

inline

Definition at line 71 of file DirectionS3.h.

References DirectionS3< FT >::to_vector().

Referenced by LineS3< FT >::LineS3(), RayS3< FT >::RayS3(), and Aff_transformation_repS3< FT >::transform().

{ return to_vector(); } 

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Member Data Documentation

FT e0

Definition at line 90 of file DirectionS3.h.

Referenced by VectorS3< FT >::hx(), VectorS3< FT >::VectorS3(), and VectorS3< FT >::x().

FT e1

Definition at line 91 of file DirectionS3.h.

Referenced by VectorS3< FT >::hy(), VectorS3< FT >::VectorS3(), and VectorS3< FT >::y().

FT e2

Definition at line 92 of file DirectionS3.h.

Referenced by VectorS3< FT >::hz(), VectorS3< FT >::VectorS3(), and VectorS3< FT >::z().

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

• DirectionS3.h