Exemplo n.º 1
0
def representative_point(data):
    if compat.USE_PYGEOS:
        return pygeos.point_on_surface(data)
    # method and not a property -> can't use _unary_geo
    out = np.empty(len(data), dtype=object)
    out[:] = [
        geom.representative_point() if geom is not None else None
        for geom in data
    ]
    return out
Exemplo n.º 2
0
def constructive(arr, operation, *args, **kwargs):
    if operation == 'boundary':
        geometries = pg.boundary(pg.from_wkb(arr), **kwargs)
    elif operation == 'buffer':
        geometries = pg.buffer(pg.from_wkb(arr), *args, **kwargs)
    elif operation == 'build_area':
        geometries = pg.build_area(pg.from_wkb(arr), **kwargs)
    elif operation == 'centroid':
        geometries = pg.centroid(pg.from_wkb(arr), **kwargs)
    elif operation == 'clip_by_rect':
        geometries = pg.clip_by_rect(pg.from_wkb(arr), *args, **kwargs)
    elif operation == 'convex_hull':
        geometries = pg.convex_hull(pg.from_wkb(arr), **kwargs)
    elif operation == 'delaunay_triangles':
        geometries = pg.delaunay_triangles(pg.from_wkb(arr), **kwargs)
    elif operation == 'envelope':
        geometries = pg.envelope(pg.from_wkb(arr), **kwargs)
    elif operation == 'extract_unique_points':
        geometries = pg.extract_unique_points(pg.from_wkb(arr), **kwargs)
    elif operation == 'make_valid':
        geometries = pg.make_valid(pg.from_wkb(arr), **kwargs)
    elif operation == 'normalize':
        geometries = pg.normalize(pg.from_wkb(arr), **kwargs)
    elif operation == 'offset_curve':
        geometries = pg.offset_curve(pg.from_wkb(arr), *args, **kwargs)
    elif operation == 'point_on_surface':
        geometries = pg.point_on_surface(pg.from_wkb(arr), **kwargs)
    elif operation == 'reverse':
        geometries = pg.reverse(pg.from_wkb(arr), **kwargs)
    elif operation == 'simplify':
        geometries = pg.simplify(pg.from_wkb(arr), *args, **kwargs)
    elif operation == 'snap':
        geometries = pg.snap(pg.from_wkb(arr), *args, **kwargs)
    elif operation == 'voronoi_polygons':
        geometries = pg.voronoi_polygons(pg.from_wkb(arr), **kwargs)
    else:
        warnings.warn(f'Operation {operation} not supported.')
        return None
    return pg.to_wkb(geometries)