#-------------------------------------------------------------
#
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.
#
#-------------------------------------------------------------

X = federated(addresses=list($in_X1, $in_X2, $in_X3, $in_X4),
    ranges=list(list(0, 0), list($rows/4, $cols), list($rows/4, 0), list(2*$rows/4, $cols),
    list(2*$rows/4, 0), list(3*$rows/4, $cols), list(3*$rows/4, 0), list($rows, $cols)));

W = read($in_W1);

s = moment(X, W, $k);
write(s, $out_S);
