Function igraph_layout_bipartite 

pub unsafe extern "C" fn igraph_layout_bipartite(
    graph: *const igraph_t,
    types: *const igraph_vector_bool_t,
    res: *mut igraph_matrix_t,
    hgap: igraph_real_t,
    vgap: igraph_real_t,
    maxiter: igraph_int_t,
) -> igraph_error_t