powered by
Combine river centerline and surface
combine_river_features(river_centerline, river_surface)
Combined river as sf::sfc_MULTILINESTRING
sf::sfc_MULTILINESTRING
River line as sf::sfc_LINESTRING or sf::sfc_MULTILINESTRING
sf::sfc_LINESTRING
River surface as sf::sfc_POLYGON or sf::sfc_MULTIPOLYGON
sf::sfc_POLYGON
sf::sfc_MULTIPOLYGON