Detailed Description

This group contains geometric data structures implemented in LEMON.

dim2::Point implements a two dimensional vector with the usual operations.
dim2::Box can be used to determine the rectangular bounding box of a set of dim2::Point's.

Classes
class	Point< T >
	Two dimensional vector (plain vector) More...

class	Box< T >
	Bounding box of plain vectors (points). More...

class	XMap< M >
	Map of x-coordinates of a `Point`-map. More...

class	ConstXMap< M >
	Constant (read only) version of XMap. More...

class	YMap< M >
	Map of y-coordinates of a `Point`-map. More...

class	ConstYMap< M >
	Constant (read only) version of YMap. More...

class	NormSquareMap< M >
	Map of the normSquare() of a `Point`-map. More...

Files
file	dim2.h
	A simple two dimensional vector and a bounding box implementation.

Functions
template<typename T >
Point< T >	makePoint (const T &x, const T &y)
	Return a Point. More...

template<typename T >
Point< T >	operator* (const T &u, const Point< T > &x)
	Return a vector multiplied by a scalar. More...

template<typename T >
std::istream &	operator>> (std::istream &is, Point< T > &z)
	Read a plain vector from a stream. More...

template<typename T >
std::ostream &	operator<< (std::ostream &os, const Point< T > &z)
	Write a plain vector to a stream. More...

template<typename T >
Point< T >	rot90 (const Point< T > &z)
	Rotate by 90 degrees. More...

template<typename T >
Point< T >	rot180 (const Point< T > &z)
	Rotate by 180 degrees. More...

template<typename T >
Point< T >	rot270 (const Point< T > &z)
	Rotate by 270 degrees. More...

template<typename T >
std::istream &	operator>> (std::istream &is, Box< T > &b)
	Read a box from a stream. More...

template<typename T >
std::ostream &	operator<< (std::ostream &os, const Box< T > &b)
	Write a box to a stream. More...

template<class M >
XMap< M >	xMap (M &m)
	Returns an XMap class. More...

template<class M >
ConstXMap< M >	xMap (const M &m)
	Returns a ConstXMap class. More...

template<class M >
YMap< M >	yMap (M &m)
	Returns a YMap class. More...

template<class M >
ConstYMap< M >	yMap (const M &m)
	Returns a ConstYMap class. More...

template<class M >
NormSquareMap< M >	normSquareMap (const M &m)
	Returns a NormSquareMap class. More...

Function Documentation

Point< T > rot90 ( const Point< T > & z )

Point< T > rot180 ( const Point< T > & z )

Point< T > rot270 ( const Point< T > & z )

XMap< M > xMap ( M & m )

ConstXMap< M > xMap ( const M & m )

YMap< M > yMap ( M & m )

ConstYMap< M > yMap ( const M & m )

NormSquareMap< M > normSquareMap ( const M & m )