R2 Class Reference

#include <Rn.h>

Public Member Functions
	R2 ()
	R2 (R a, R b)
	R2 (R2 A, R2 B)
R2	operator+ (R2 P) const
R2	operator+= (R2 P)
R2	operator- (R2 P) const
R2	operator-= (R2 P)
R2	operator- () const
R2	operator+ () const
R	operator, (R2 P) const
R	operator^ (R2 P) const
R2	operator* (R c) const
R2	operator*= (R c)
R2	operator/ (R c) const
R2	operator/= (R c)
R &	operator[] (int i)
R2	orthogonal ()
Data Fields
R	x
R	y
Friends
std::ostream &	operator<< (std::ostream &f, const R2 &P)
std::istream &	operator>> (std::istream &f, R2 &P)
std::ostream &	operator<< (std::ostream &f, const R2 *P)
std::istream &	operator>> (std::istream &f, R2 *P)
R2	operator* (R c, R2 P)

---

Detailed Description

Definition at line 89 of file Rn.h.

---

Constructor & Destructor Documentation

R2.R2

(

)

Definition at line 104 of file Rn.h.

Referenced by operator*(), operator+(), operator-(), operator/(), and orthogonal().

:x(0),y(0) {}              //les constructeurs

R2.R2	(	R	a,
		R	b
	)

Definition at line 105 of file Rn.h.

:x(a),y(b)  {}

R2.R2	(	R2	A,
		R2	B
	)

Definition at line 106 of file Rn.h.

:x(B.x-A.x),y(B.y-A.y)  {} //vecteur defini par 2 points

---

Member Function Documentation

R2 R2.operator*

(

R

c

)

const

Definition at line 116 of file Rn.h.

References R2(), x, and y.

{return R2(x*c,y*c);}  // produit a droite  P*c

R2 R2.operator*=

(

R

c

)

Definition at line 117 of file Rn.h.

References x, and y.

{x *= c; y *= c; return *this;}

R2 R2.operator+

(

R2

P

)

const

Definition at line 108 of file Rn.h.

References R2(), x, and y.

{return R2(x+P.x,y+P.y);}     // Q+P possible

R2 R2.operator+

(

)

const

Definition at line 113 of file Rn.h.

{return *this;}                   // +Q

R2 R2.operator+=

(

R2

P

)

Definition at line 109 of file Rn.h.

References x, and y.

{x += P.x;y += P.y; return *this;}// Q+=P;

R R2.operator,

(

R2

P

)

const

Definition at line 114 of file Rn.h.

References x, and y.

{return x*P.x+y*P.y;} // produit scalaire (Q,P)

R2 R2.operator-

(

)

const

Definition at line 112 of file Rn.h.

References R2(), x, and y.

{return R2(-x,-y);}               // -Q

R2 R2.operator-

(

R2

P

)

const

Definition at line 110 of file Rn.h.

References R2(), x, and y.

{return R2(x-P.x,y-P.y);}     // Q-P

R2 R2.operator-=

(

R2

P

)

Definition at line 111 of file Rn.h.

References x, and y.

{x -= P.x;y -= P.y; return *this;} // Q-=P;

R2 R2.operator/

(

R

c

)

const

Definition at line 118 of file Rn.h.

References R2(), x, and y.

{return R2(x/c,y/c);}  // division par un reel

R2 R2.operator/=

(

R

c

)

Definition at line 119 of file Rn.h.

References x, and y.

{x /= c; y /= c; return *this;}

R& R2.operator[]

(

int

i

)

Definition at line 120 of file Rn.h.

References x.

{return (&x)[i];}        // la coordonnee i

R R2.operator^

(

R2

P

)

const

Definition at line 115 of file Rn.h.

References x, and y.

{return x*P.y-y*P.x;} // produit vectoriel Q^P

R2 R2.orthogonal

(

)

Definition at line 121 of file Rn.h.

References R2(), x, and y.

{return R2(-y,x);}    //le vecteur orthogonal dans R2

---

Friends And Related Function Documentation

R2 operator*	(	R	c,
		R2	P
	)		[friend]

Definition at line 122 of file Rn.h.

{return P*c;}    // produit a gauche c*P

std::ostream& operator<<	(	std::ostream &	f,
		const R2 &	P
	)		[friend]

Definition at line 91 of file Rn.h.

  { f << P.x << ' ' << P.y ; return f; }

std::ostream& operator<<	(	std::ostream &	f,
		const R2 *	P
	)		[friend]

Definition at line 96 of file Rn.h.

  { f << P->x << ' ' << P->y ; return f; }

std::istream& operator>>	(	std::istream &	f,
		R2 *	P
	)		[friend]

Definition at line 98 of file Rn.h.

  { f >> P->x >> P->y ; return f; }

std::istream& operator>>	(	std::istream &	f,
		R2 &	P
	)		[friend]

Definition at line 93 of file Rn.h.

  { f >> P.x >> P.y ; return f; }

---

Field Documentation

R R2.x

Definition at line 102 of file Rn.h.

Referenced by Angle2d(), aptrte(), fixCommonVertexUV(), fixOverlappedLinkUV(), StdMeshers_MEFISTO_2D.LoadPoints(), NormeInfinie(), operator*(), operator*=(), operator+(), operator+=(), operator,(), operator-(), operator-=(), operator/(), operator/=(), operator[](), operator^(), and orthogonal().

R R2.y

Definition at line 102 of file Rn.h.

Referenced by Angle2d(), aptrte(), fixCommonVertexUV(), fixOverlappedLinkUV(), StdMeshers_MEFISTO_2D.LoadPoints(), NormeInfinie(), operator*(), operator*=(), operator+(), operator+=(), operator,(), operator-(), operator-=(), operator/(), operator/=(), operator^(), and orthogonal().