def output_single_cluster_results(df_cluster, output_dir, output_prefix, snapshots_dir=None, swc_path = None):
    csv_file = output_dir + '/' + output_prefix + '.csv'
    df_cluster.to_csv(csv_file, index=False)

    ano_file = output_dir + '/' + output_prefix + '.ano'
    generateLinkerFileFromDF(df_cluster, ano_file, False, swc_path)
    # copy bmp vaa3d snapshots images over

    if (snapshots_dir):
        copySnapshots(df_cluster, snapshots_dir, output_dir + '/' + output_prefix)
        assemble_screenshots(output_dir + '/' + output_prefix, output_dir + '/' + output_prefix + '_assemble.png', 128)
    else:
        print "no bmp copying from:", snapshots_dir
    return