X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.5.0/lucene/contrib/spatial/src/test/org/apache/lucene/spatial/tier/DistanceCheck.java diff --git a/lucene-java-3.5.0/lucene/contrib/spatial/src/test/org/apache/lucene/spatial/tier/DistanceCheck.java b/lucene-java-3.5.0/lucene/contrib/spatial/src/test/org/apache/lucene/spatial/tier/DistanceCheck.java new file mode 100644 index 0000000..71c5f02 --- /dev/null +++ b/lucene-java-3.5.0/lucene/contrib/spatial/src/test/org/apache/lucene/spatial/tier/DistanceCheck.java @@ -0,0 +1,51 @@ +/** + * 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. + */ +package org.apache.lucene.spatial.tier; + +import org.apache.lucene.spatial.DistanceUtils; + +import java.text.DecimalFormat; + + +public class DistanceCheck { + + /** + * @param args + */ + public static void main(String[] args) { + double lat1 = 0; + double long1 = 0; + double lat2 = 0; + double long2 = 0; + + for (int i =0; i < 90; i++){ + double dis = DistanceUtils.getDistanceMi(lat1, long1, lat2, long2); + lat1 +=1; + lat2 = lat1 + 0.001; + + System.out.println(lat1+","+long1+","+lat2+","+long2+","+formatDistance(dis)); + + } + + } + + public static String formatDistance (Double d){ + DecimalFormat df1 = new DecimalFormat("####.000000"); + return df1.format(d); + } + +}