lwgeom_calculate_circ_tree()

CIRC_NODE * lwgeom_calculate_circ_tree

(

const LWGEOM *

lwgeom

)

Definition at line 1004 of file lwgeodetic_tree.c.

{
        if ( lwgeom_is_empty(lwgeom) )
                return NULL;
 
        switch ( lwgeom->type )
        {
                case POINTTYPE:
                        return lwpoint_calculate_circ_tree((LWPOINT*)lwgeom);
                case LINETYPE:
                        return lwline_calculate_circ_tree((LWLINE*)lwgeom);
                case POLYGONTYPE:
                        return lwpoly_calculate_circ_tree((LWPOLY*)lwgeom);
                case MULTIPOINTTYPE:
                case MULTILINETYPE:
                case MULTIPOLYGONTYPE:
                case COLLECTIONTYPE:
                        return lwcollection_calculate_circ_tree((LWCOLLECTION*)lwgeom);
                default:
                        lwerror("Unable to calculate spherical index tree for type %s", lwtype_name(lwgeom->type));
                        return NULL;
        }
 
}

References COLLECTIONTYPE, LINETYPE, lwcollection_calculate_circ_tree(), lwerror(), lwgeom_is_empty(), lwline_calculate_circ_tree(), lwpoint_calculate_circ_tree(), lwpoly_calculate_circ_tree(), lwtype_name(), MULTILINETYPE, MULTIPOINTTYPE, MULTIPOLYGONTYPE, POINTTYPE, POLYGONTYPE, LWGEOM::type, and LWPOINT::type.

Referenced by CircTreeBuilder(), geography_distance_cache_tolerance(), geography_tree_closestpoint(), geography_tree_distance(), geography_tree_shortestline(), lwcollection_calculate_circ_tree(), test_tree_circ_distance(), and test_tree_circ_distance_threshold().

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