/* @brief Clone LWGEOM object. Serialized point lists are not copied.
*
* @see ptarray_clone
*/
LWGEOM *
lwgeom_clone(const LWGEOM *lwgeom)
{
LWDEBUGF(2, "lwgeom_clone called with %p, %s",
lwgeom, lwtype_name(lwgeom->type));
switch (lwgeom->type)
{
case POINTTYPE:
return (LWGEOM *)lwpoint_clone((LWPOINT *)lwgeom);
case LINETYPE:
return (LWGEOM *)lwline_clone((LWLINE *)lwgeom);
case CIRCSTRINGTYPE:
return (LWGEOM *)lwcircstring_clone((LWCIRCSTRING *)lwgeom);
case POLYGONTYPE:
return (LWGEOM *)lwpoly_clone((LWPOLY *)lwgeom);
case TRIANGLETYPE:
return (LWGEOM *)lwtriangle_clone((LWTRIANGLE *)lwgeom);
case COMPOUNDTYPE:
case CURVEPOLYTYPE:
case MULTICURVETYPE:
case MULTISURFACETYPE:
case MULTIPOINTTYPE:
case MULTILINETYPE:
case MULTIPOLYGONTYPE:
case POLYHEDRALSURFACETYPE:
case TINTYPE:
case COLLECTIONTYPE:
return (LWGEOM *)lwcollection_clone((LWCOLLECTION *)lwgeom);
default:
lwerror("lwgeom_clone: Unknown geometry type: %s", lwtype_name(lwgeom->type));
return NULL;
}
}
LWCOLLECTION *
lwcollection_segmentize2d(LWCOLLECTION *col, double dist)
{
uint32_t i;
LWGEOM **newgeoms;
if ( ! col->ngeoms ) return lwcollection_clone(col);
newgeoms = lwalloc(sizeof(LWGEOM *)*col->ngeoms);
for (i=0; i<col->ngeoms; i++)
newgeoms[i] = lwgeom_segmentize2d(col->geoms[i], dist);
return lwcollection_construct(col->type, col->srid, NULL, col->ngeoms, newgeoms);
}
