core/vgl/vgl_line_2d.txx File Reference

#include "vgl_line_2d.h"
#include <vcl_cmath.h>
#include <vcl_cassert.h>
#include <vcl_iostream.h>
#include <vgl/vgl_point_2d.h>
#include <vgl/vgl_homg_line_2d.h>

Go to the source code of this file.

Defines
#define	vgl_line_2d_txx_
#define	vp(os, v, s)
#define	VGL_LINE_2D_INSTANTIATE(T)
Functions
template<class Type >
vcl_ostream &	operator<< (vcl_ostream &os, vgl_line_2d< Type > const &l)
	Write line description to stream: "<vgl_line_2d ax+by+c=0>".
template<class Type >
vcl_istream &	operator>> (vcl_istream &is, vgl_line_2d< Type > &line)
	Read in three line parameters from stream.

---

Detailed Description

Definition in file vgl_line_2d.txx.

---

Define Documentation

#define VGL_LINE_2D_INSTANTIATE

(

T

)

Value:

template class vgl_line_2d<T >; \
template vcl_ostream& operator<<(vcl_ostream&, vgl_line_2d<T >const&); \
template vcl_istream& operator>>(vcl_istream&, vgl_line_2d<T >&)

Definition at line 151 of file vgl_line_2d.txx.

#define vgl_line_2d_txx_

Definition at line 3 of file vgl_line_2d.txx.

#define vp	(		os,
			v,
			s
	)

Value:

{ os<<' '; if ((v)>0) os<<'+'; if ((v)&&!s[0]) os<<(v); else { \
                     if ((v)==-1) os<<'-';\
                     else if ((v)!=0&&(v)!=1) os<<(v);\
                     if ((v)!=0) os<<' '<<s; } }

Definition at line 90 of file vgl_line_2d.txx.

---

Function Documentation

template<class Type >

vcl_ostream& operator<<	(	vcl_ostream &	os,
		vgl_line_2d< Type > const &	l
	)

Write line description to stream: "<vgl_line_2d ax+by+c=0>".

Definition at line 97 of file vgl_line_2d.txx.

template<class Type >

vcl_istream& operator>>	(	vcl_istream &	is,
		vgl_line_2d< Type > &	line
	)

Read in three line parameters from stream.

Either just reads three blank-separated numbers, or reads three comma-separated numbers, or reads three numbers in parenthesized form "(123, 321, 567)" or reads the formatted form "123x+321y+567=0"

Definition at line 111 of file vgl_line_2d.txx.