geirs2Panic
Richard J. Mathar
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Point2D.h
Go to the documentation of this file.
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#ifndef POINT2D_H
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#define POINT2D_H
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/*
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* "$Header:$"
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*
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*/
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/* forward declaration needed because we have circular apply functions.
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#include "RotTrans2D.h"
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*/
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class
RotTrans2D
;
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using namespace
std ;
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class
Point2D
{
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public
:
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double
coord[2] ;
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Point2D
(
double
x,
double
y) ;
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Point2D
(
const
double
xandy[2]) ;
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Point2D
() ;
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// ~Point2D() ;
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Point2D
to(
const
Point2D
& oth)
const
;
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Point2D
plus(
const
Point2D
& oth)
const
;
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Point2D
turn90()
const
;
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Point2D
apply(
const
RotTrans2D
& rt)
const
;
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double
dist(
const
Point2D
& oth)
const
;
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double
len()
const
;
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double
dotprod(
const
Point2D
&oth)
const
;
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#if 0
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Point2D
& operator= (
const
Point2D
& rhs) ;
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#endif
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Point2D
& operator-= (
const
Point2D
& rhs) ;
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Point2D
& operator+= (
const
Point2D
& rhs) ;
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protected
:
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private
:
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} ;
/* Point2D */
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Point2D
operator+
(
const
Point2D
& left,
const
Point2D
& right) ;
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#endif
/* POINT2D_H */
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RotTrans2D
A rotation followed by a translation.
Definition:
RotTrans2D.h:34
operator+
Point2D operator+(const Point2D &left, const Point2D &right)
Add two points, interpreting both points as vectors.
Definition:
Point2D.cxx:194
Point2D
A point with 2 coordinates represented in a Cartesian coordinate system.
Definition:
Point2D.h:20
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