#-------------------------------------------------------------
#
# 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, $cols/4), list(0,$cols/4), list($rows, $cols/2), list(0,$cols/2), list($rows, 3*($cols/4)), list(0, 3*($cols/4)), list($rows, $cols)));
S1 = read($in_S1);
S2 = read($in_S2);
T1 = read($in_T1);
T2 = read($in_T2);
B = bivar(X=X, S1=S1, S2=S2, T1=T1, T2=T2, verbose=FALSE);
write(B, $out);
