edges.h File Reference

#include <neatogen/site.h>

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Data Structures
struct	Edge

Macros
#define	INTERNAL   /* nothing */
#define	le   0
#define	re   1

Typedefs
typedef struct Edge	Edge

Functions
INTERNAL void	edgeinit (void)
INTERNAL void	endpoint (Edge *, int, Site *)
INTERNAL void	clip_line (Edge *e)
INTERNAL Edge *	gvbisect (Site *, Site *)

Variables
double	pxmin
double	pxmax
double	pymin
double	pymax

Macro Definition Documentation

INTERNAL

#define INTERNAL   /* nothing */

Definition at line 22 of file edges.h.

le

#define le   0

Definition at line 31 of file edges.h.

re

#define re   1

Definition at line 32 of file edges.h.

Typedef Documentation

Edge

typedef struct Edge Edge

Function Documentation

clip_line()

INTERNAL void clip_line

(

Edge *

e

)

Definition at line 69 of file edges.c.

References Edge::a, Edge::b, Edge::c, Site::coord, doSeg(), Edge::ep, NULL, pxmax, pxmin, pymax, pymin, s1(), Point::x, and Point::y.

Referenced by endpoint(), and voronoi().

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edgeinit()

INTERNAL void edgeinit

(

void

)

Definition at line 22 of file edges.c.

References efl, and freeinit().

Referenced by cleanup(), and voronoi().

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endpoint()

INTERNAL void endpoint	(	Edge *	e,
		int	lr,
		Site *	s
	)

Definition at line 185 of file edges.c.

References clip_line(), deref(), efl, Edge::ep, le, makefree(), NULL, re, ref(), and Edge::reg.

Referenced by voronoi().

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gvbisect()

INTERNAL Edge * gvbisect	(	Site *	s1,
		Site *	s2
	)

Definition at line 27 of file edges.c.

References Site::coord, dx, dy, efl, getfree(), newedge(), NULL, ref(), s1(), Point::x, and Point::y.

Referenced by voronoi().

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Variable Documentation

pxmax

double pxmax

Definition at line 34 of file edges.h.

pxmin

double pxmin

extern

Definition at line 18 of file edges.c.

Referenced by clip_line(), increaseBoundBox(), and setBoundBox().

pymax

double pymax

Definition at line 34 of file edges.h.

pymin

double pymin

Definition at line 34 of file edges.h.