PostGIS  2.2.7dev-r@@SVN_REVISION@@
Datum LWGEOM_to_BOX3D ( PG_FUNCTION_ARGS  )

Definition at line 283 of file lwgeom_box3d.c.

References box3d_from_gbox(), LW_FAILURE, lwgeom_calculate_gbox(), lwgeom_free(), lwgeom_from_gserialized(), BOX3D::srid, and LWGEOM::srid.

284 {
285  GSERIALIZED *geom = PG_GETARG_GSERIALIZED_P(0);
286  LWGEOM *lwgeom = lwgeom_from_gserialized(geom);
287  GBOX gbox;
288  BOX3D *result;
289  int rv = lwgeom_calculate_gbox(lwgeom, &gbox);
290 
291  if ( rv == LW_FAILURE )
292  PG_RETURN_NULL();
293 
294  result = box3d_from_gbox(&gbox);
295  result->srid = lwgeom->srid;
296 
297  lwgeom_free(lwgeom);
298  PG_RETURN_POINTER(result);
299 }
int32_t srid
Definition: liblwgeom.h:263
LWGEOM * lwgeom_from_gserialized(const GSERIALIZED *g)
Allocate a new LWGEOM from a GSERIALIZED.
void lwgeom_free(LWGEOM *geom)
Definition: lwgeom.c:1050
int32_t srid
Definition: liblwgeom.h:383
#define LW_FAILURE
Definition: liblwgeom.h:64
int lwgeom_calculate_gbox(const LWGEOM *lwgeom, GBOX *gbox)
Calculate bounding box of a geometry, automatically taking into account whether it is cartesian or ge...
Definition: lwgeom.c:652
BOX3D * box3d_from_gbox(const GBOX *gbox)
Definition: g_box.c:49

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