PostGIS  2.3.7dev-r@@SVN_REVISION@@
LWGEOM * lwpolygon_unstroke ( const LWPOLY poly)

Definition at line 773 of file lwstroke.c.

References CIRCSTRINGTYPE, COMPOUNDTYPE, CURVEPOLYTYPE, LWPOLY::flags, lwalloc(), lwcollection_construct(), LWDEBUG, lwfree(), lwgeom_clone(), LWPOLY::nrings, pta_unstroke(), LWPOLY::rings, and LWPOLY::srid.

Referenced by lwgeom_unstroke(), and lwmpolygon_unstroke().

774 {
775  LWGEOM **geoms;
776  int i, hascurve = 0;
777 
778  LWDEBUG(2, "lwpolygon_unstroke called.");
779 
780  geoms = lwalloc(sizeof(LWGEOM *)*poly->nrings);
781  for (i=0; i<poly->nrings; i++)
782  {
783  geoms[i] = pta_unstroke(poly->rings[i], poly->flags, poly->srid);
784  if (geoms[i]->type == CIRCSTRINGTYPE || geoms[i]->type == COMPOUNDTYPE)
785  {
786  hascurve = 1;
787  }
788  }
789  if (hascurve == 0)
790  {
791  for (i=0; i<poly->nrings; i++)
792  {
793  lwfree(geoms[i]); /* TODO: should this be lwgeom_free instead ? */
794  }
795  return lwgeom_clone((LWGEOM *)poly);
796  }
797 
798  return (LWGEOM *)lwcollection_construct(CURVEPOLYTYPE, poly->srid, NULL, poly->nrings, geoms);
799 }
LWCOLLECTION * lwcollection_construct(uint8_t type, int srid, GBOX *bbox, uint32_t ngeoms, LWGEOM **geoms)
Definition: lwcollection.c:43
void lwfree(void *mem)
Definition: lwutil.c:242
#define CURVEPOLYTYPE
Definition: liblwgeom.h:93
#define COMPOUNDTYPE
Definition: liblwgeom.h:92
#define LWDEBUG(level, msg)
Definition: lwgeom_log.h:83
LWGEOM * pta_unstroke(const POINTARRAY *points, int type, int srid)
Definition: lwstroke.c:602
POINTARRAY ** rings
Definition: liblwgeom.h:456
int nrings
Definition: liblwgeom.h:454
LWGEOM * lwgeom_clone(const LWGEOM *lwgeom)
Clone LWGEOM object.
Definition: lwgeom.c:408
int32_t srid
Definition: liblwgeom.h:453
#define CIRCSTRINGTYPE
Definition: liblwgeom.h:91
uint8_t flags
Definition: liblwgeom.h:451
void * lwalloc(size_t size)
Definition: lwutil.c:227

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