trgeo_vclip.h

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 * contributors
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#ifndef __TRGEO_VCLIP_H__
#define __TRGEO_VCLIP_H__
 
/* C */
#include <c.h>
/* PostgreSQL */
#include <postgres.h>
/* PostGIS */
#include <liblwgeom.h>
/* MEOS */
#include "temporal/temporal.h"
#include "pose/pose.h"
 
/*****************************************************************************
 * Struct definitions
 *****************************************************************************/
 
#define MEOS_MAX_ITERS      1000
 
#define MEOS_CONTINUE       0
#define MEOS_DISJOINT       1
#define MEOS_INTERSECT     -1
 
/*****************************************************************************/
 
/* V-clip functions */
 
extern int v_clip_tpoly_point(const LWPOLY *poly, const LWPOINT *point,
  const Pose *pose, uint32_t *poly_feature, double *dist);
extern int v_clip_tpoly_tpoly(const LWPOLY *poly1, const LWPOLY *poly2,
  const Pose *pose1, const Pose *pose2, uint32_t *poly1_feature, 
  uint32_t *poly2_feature, double *dist);
 
extern void apply_pose_point4d(POINT4D *p, const Pose *pose);
 
/*****************************************************************************/
 
#endif