PostGIS  3.0.0dev-r@@SVN_REVISION@@

◆ lwgeom_normalize()

LWGEOM* lwgeom_normalize ( const LWGEOM geom)

Definition at line 574 of file liblwgeom/lwgeom_geos.c.

References AUTOFIX, LWGEOM::flags, FLAGS_GET_Z, GEOS2LWGEOM(), GEOS_FAIL, GEOS_FREE_AND_FAIL, LWGEOM2GEOS(), lwgeom_geos_error(), lwnotice(), RESULT_SRID, and SRID_INVALID.

Referenced by ST_Normalize(), and test_lwgeom_delaunay_triangulation().

575 {
576  LWGEOM* result;
577  int32_t srid = RESULT_SRID(geom);
578  uint8_t is3d = FLAGS_GET_Z(geom->flags);
579  GEOSGeometry* g;
580 
581  if (srid == SRID_INVALID) return NULL;
582 
583  initGEOS(lwnotice, lwgeom_geos_error);
584 
585  if (!(g = LWGEOM2GEOS(geom, AUTOFIX))) GEOS_FAIL();
586 
587  if (GEOSNormalize(g) == -1) GEOS_FREE_AND_FAIL(g);
588  GEOSSetSRID(g, srid);
589 
590  if (!(result = GEOS2LWGEOM(g, is3d))) GEOS_FREE_AND_FAIL(g);
591 
592  GEOSGeom_destroy(g);
593  return result;
594 }
#define GEOS_FAIL()
LWGEOM * GEOS2LWGEOM(const GEOSGeometry *geom, uint8_t want3d)
void lwnotice(const char *fmt,...)
Write a notice out to the notice handler.
Definition: lwutil.c:177
uint8_t flags
Definition: liblwgeom.h:399
#define GEOS_FREE_AND_FAIL(...)
#define RESULT_SRID(...)
#define AUTOFIX
void lwgeom_geos_error(const char *fmt,...)
#define SRID_INVALID
Definition: liblwgeom.h:191
#define FLAGS_GET_Z(flags)
Macros for manipulating the 'flags' byte.
Definition: liblwgeom.h:139
GEOSGeometry * LWGEOM2GEOS(const LWGEOM *lwgeom, uint8_t autofix)
unsigned char uint8_t
Definition: uthash.h:79
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