PostGIS  3.1.6dev-r@@SVN_REVISION@@

◆ lwgeom_clone_deep()

LWGEOM* lwgeom_clone_deep ( const LWGEOM lwgeom)

Deep-clone an LWGEOM object.

Deep clone an LWGEOM, everything is copied.

POINTARRAY are copied.

Definition at line 512 of file lwgeom.c.

513 {
514  LWDEBUGF(2, "lwgeom_clone called with %p, %s",
515  lwgeom, lwtype_name(lwgeom->type));
516 
517  switch (lwgeom->type)
518  {
519  case POINTTYPE:
520  case LINETYPE:
521  case CIRCSTRINGTYPE:
522  case TRIANGLETYPE:
523  return (LWGEOM *)lwline_clone_deep((LWLINE *)lwgeom);
524  case POLYGONTYPE:
525  return (LWGEOM *)lwpoly_clone_deep((LWPOLY *)lwgeom);
526  case COMPOUNDTYPE:
527  case CURVEPOLYTYPE:
528  case MULTICURVETYPE:
529  case MULTISURFACETYPE:
530  case MULTIPOINTTYPE:
531  case MULTILINETYPE:
532  case MULTIPOLYGONTYPE:
534  case TINTYPE:
535  case COLLECTIONTYPE:
536  return (LWGEOM *)lwcollection_clone_deep((LWCOLLECTION *)lwgeom);
537  default:
538  lwerror("lwgeom_clone_deep: Unknown geometry type: %s", lwtype_name(lwgeom->type));
539  return NULL;
540  }
541 }
#define COLLECTIONTYPE
Definition: liblwgeom.h:122
#define COMPOUNDTYPE
Definition: liblwgeom.h:124
#define CURVEPOLYTYPE
Definition: liblwgeom.h:125
#define MULTILINETYPE
Definition: liblwgeom.h:120
#define MULTISURFACETYPE
Definition: liblwgeom.h:127
#define LINETYPE
Definition: liblwgeom.h:117
#define MULTIPOINTTYPE
Definition: liblwgeom.h:119
#define POINTTYPE
LWTYPE numbers, used internally by PostGIS.
Definition: liblwgeom.h:116
#define TINTYPE
Definition: liblwgeom.h:130
#define MULTIPOLYGONTYPE
Definition: liblwgeom.h:121
#define POLYGONTYPE
Definition: liblwgeom.h:118
#define POLYHEDRALSURFACETYPE
Definition: liblwgeom.h:128
#define CIRCSTRINGTYPE
Definition: liblwgeom.h:123
const char * lwtype_name(uint8_t type)
Return the type name string associated with a type number (e.g.
Definition: lwutil.c:216
#define MULTICURVETYPE
Definition: liblwgeom.h:126
#define TRIANGLETYPE
Definition: liblwgeom.h:129
LWLINE * lwline_clone_deep(const LWLINE *lwgeom)
Definition: lwline.c:109
LWCOLLECTION * lwcollection_clone_deep(const LWCOLLECTION *lwgeom)
Deep clone LWCOLLECTION object.
Definition: lwcollection.c:150
LWPOLY * lwpoly_clone_deep(const LWPOLY *lwgeom)
Definition: lwpoly.c:228
#define LWDEBUGF(level, msg,...)
Definition: lwgeom_log.h:88
void lwerror(const char *fmt,...)
Write a notice out to the error handler.
Definition: lwutil.c:190
uint8_t type
Definition: liblwgeom.h:476

References CIRCSTRINGTYPE, COLLECTIONTYPE, COMPOUNDTYPE, CURVEPOLYTYPE, LINETYPE, lwcollection_clone_deep(), LWDEBUGF, lwerror(), lwline_clone_deep(), lwpoly_clone_deep(), lwtype_name(), MULTICURVETYPE, MULTILINETYPE, MULTIPOINTTYPE, MULTIPOLYGONTYPE, MULTISURFACETYPE, POINTTYPE, POLYGONTYPE, POLYHEDRALSURFACETYPE, TINTYPE, TRIANGLETYPE, LWGEOM::type, and LWLINE::type.

Referenced by _lwt_AddLineEdge(), _lwt_split_by_nodes(), lwcollection_clone_deep(), lwcollection_linearize(), lwcurve_linearize(), LWGEOM_addpoint(), lwgeom_clip_by_rect(), lwgeom_difference_prec(), lwgeom_grid(), lwgeom_intersection_prec(), lwgeom_linemerge(), lwgeom_reduceprecision(), lwgeom_remove_repeated_points(), lwgeom_reverse(), lwgeom_segmentize_sphere(), lwgeom_simplify(), lwgeom_solid_contains_lwgeom(), lwgeom_split_wrapx(), lwgeom_subdivide_recursive(), lwgeom_symdifference_prec(), lwgeom_unaryunion_prec(), lwgeom_union_prec(), lwgeom_unstroke(), lwgeom_wrapx(), lwmline_unstroke(), lwmpolygon_unstroke(), lwpolygon_unstroke(), pgis_geometry_accum_transfn(), rt_raster_surface(), and test_trim_bits().

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