PostGIS  3.0.6dev-r@@SVN_REVISION@@

◆ lwpolygon_unstroke()

LWGEOM * lwpolygon_unstroke ( const LWPOLY poly)

Definition at line 1146 of file lwstroke.c.

1147 {
1148  LWGEOM **geoms;
1149  uint32_t i, hascurve = 0;
1150 
1151  LWDEBUG(2, "lwpolygon_unstroke called.");
1152 
1153  geoms = lwalloc(sizeof(LWGEOM *)*poly->nrings);
1154  for (i=0; i<poly->nrings; i++)
1155  {
1156  geoms[i] = pta_unstroke(poly->rings[i], poly->srid);
1157  if (geoms[i]->type == CIRCSTRINGTYPE || geoms[i]->type == COMPOUNDTYPE)
1158  {
1159  hascurve = 1;
1160  }
1161  }
1162  if (hascurve == 0)
1163  {
1164  for (i=0; i<poly->nrings; i++)
1165  {
1166  lwfree(geoms[i]); /* TODO: should this be lwgeom_free instead ? */
1167  }
1168  return lwgeom_clone_deep((LWGEOM *)poly);
1169  }
1170 
1171  return (LWGEOM *)lwcollection_construct(CURVEPOLYTYPE, poly->srid, NULL, poly->nrings, geoms);
1172 }
#define COMPOUNDTYPE
Definition: liblwgeom.h:124
#define CURVEPOLYTYPE
Definition: liblwgeom.h:125
LWGEOM * lwgeom_clone_deep(const LWGEOM *lwgeom)
Deep clone an LWGEOM, everything is copied.
Definition: lwgeom.c:511
void lwfree(void *mem)
Definition: lwutil.c:242
#define CIRCSTRINGTYPE
Definition: liblwgeom.h:123
void * lwalloc(size_t size)
Definition: lwutil.c:227
LWCOLLECTION * lwcollection_construct(uint8_t type, int32_t srid, GBOX *bbox, uint32_t ngeoms, LWGEOM **geoms)
Definition: lwcollection.c:42
#define LWDEBUG(level, msg)
Definition: lwgeom_log.h:83
LWGEOM * pta_unstroke(const POINTARRAY *points, int32_t srid)
Definition: lwstroke.c:975
type
Definition: ovdump.py:42
POINTARRAY ** rings
Definition: liblwgeom.h:505
uint32_t nrings
Definition: liblwgeom.h:510
int32_t srid
Definition: liblwgeom.h:506

References CIRCSTRINGTYPE, COMPOUNDTYPE, CURVEPOLYTYPE, lwalloc(), lwcollection_construct(), LWDEBUG, lwfree(), lwgeom_clone_deep(), LWPOLY::nrings, pta_unstroke(), LWPOLY::rings, LWPOLY::srid, and ovdump::type.

Referenced by lwgeom_unstroke(), and lwmpolygon_unstroke().

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