vis.h File Reference

#include <assert.h>
#include <math.h>
#include <stdbool.h>
#include <stdlib.h>
#include <limits.h>
#include "vispath.h"
#include "pathutil.h"

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Data Structures
struct	vconfig_s

Macros
#define	EQ(p, q)   ((p.x == q.x) && (p.y == q.y))
#define	VIS_API   /* nothing */

Typedefs
typedef COORD **	array2

Functions
VIS_API COORD *	ptVis (vconfig_t *, int, Ppoint_t)
VIS_API bool	directVis (Ppoint_t, int, Ppoint_t, int, vconfig_t *)
VIS_API void	visibility (vconfig_t *)
VIS_API int *	makePath (Ppoint_t p, int pp, COORD *pvis, Ppoint_t q, int qp, COORD *qvis, vconfig_t *conf)

Macro Definition Documentation

EQ

#define EQ	(		p,
			q
	)		((p.x == q.x) && (p.y == q.y))

Definition at line 27 of file vis.h.

VIS_API

#define VIS_API   /* nothing */

Definition at line 49 of file vis.h.

Typedef Documentation

array2

typedef COORD** array2

Definition at line 25 of file vis.h.

Function Documentation

directVis()

VIS_API bool directVis	(	Ppoint_t	p,
		int	pp,
		Ppoint_t	q,
		int	qp,
		vconfig_t *	conf
	)

Definition at line 304 of file visibility.c.

References intersect(), vconfig_s::N, vconfig_s::next, vconfig_s::P, s1(), vconfig_s::start, and V.

Referenced by makePath().

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makePath()

VIS_API int * makePath	(	Ppoint_t	p,
		int	pp,
		COORD *	pvis,
		Ppoint_t	q,
		int	qp,
		COORD *	qvis,
		vconfig_t *	conf
	)

Definition at line 91 of file shortestpth.c.

References directVis(), gv_calloc(), vconfig_s::N, shortestPath(), V, and vconfig_s::vis.

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ptVis()

VIS_API COORD * ptVis	(	vconfig_t *	conf,
		int	pp,
		Ppoint_t	p
	)

Definition at line 245 of file visibility.c.

References clear(), dist(), gv_calloc(), in_cone(), vconfig_s::N, vconfig_s::next, vconfig_s::P, polyhit(), POLYID_UNKNOWN, vconfig_s::prev, vconfig_s::start, and V.

Referenced by Pobspath().

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visibility()

VIS_API void visibility

(

vconfig_t *

conf

)

Definition at line 211 of file visibility.c.

References allocArray(), compVis(), vconfig_s::N, and vconfig_s::vis.

Referenced by Pobsopen(), and set_visibility().

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