/misc/src/release/graphviz-2.18-1/src/graphviz-2.18/lib/pathplan/vis.h File Reference

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

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Data Structures

struct  vconfig_s

Defines

#define OBSCURED   0.0
#define EQ(p, q)   ((p.x == q.x) && (p.y == q.y))
#define NEQ(p, q)   (!EQ(p,q))
#define NIL(p)   ((p)0)
#define CW   0
#define CCW   1

Typedefs

typedef COORD ** array2

Functions

COORDptVis (vconfig_t *, int, Ppoint_t)
int directVis (Ppoint_t, int, Ppoint_t, int, vconfig_t *)
void visibility (vconfig_t *)
int * makePath (Ppoint_t p, int pp, COORD *pvis, Ppoint_t q, int qp, COORD *qvis, vconfig_t *conf)


Define Documentation

#define CCW   1

Definition at line 39 of file vis.h.

#define CW   0

Definition at line 38 of file vis.h.

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

Definition at line 35 of file vis.h.

#define NEQ ( p,
 )     (!EQ(p,q))

Definition at line 36 of file vis.h.

#define NIL (  )     ((p)0)

Definition at line 37 of file vis.h.

#define OBSCURED   0.0

Definition at line 34 of file vis.h.


Typedef Documentation

typedef COORD** array2

Definition at line 32 of file vis.h.


Function Documentation

int directVis ( Ppoint_t  ,
int  ,
Ppoint_t  ,
int  ,
vconfig_t  
)

Definition at line 405 of file visibility.c.

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

Referenced by makePath().

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

Definition at line 103 of file shortestpth.c.

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

Referenced by Pobspath().

COORD* ptVis ( vconfig_t ,
int  ,
Ppoint_t   
)

Definition at line 344 of file visibility.c.

References dist(), malloc(), vconfig_s::N, vconfig_s::next, vconfig_s::P, POLYID_UNKNOWN, vconfig_s::prev, and vconfig_s::start.

Referenced by Pobspath().

void visibility ( vconfig_t  ) 

Definition at line 310 of file visibility.c.

References vconfig_s::N, and vconfig_s::vis.

Referenced by Pobsopen().


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