com.datastax.dse.driver.internal.core.graph.GeoUtils Maven / Gradle / Ivy
The newest version!
/*
* 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 com.datastax.dse.driver.internal.core.graph;
public class GeoUtils {
private static final double DEGREES_TO_RADIANS = Math.PI / 180;
private static final double EARTH_MEAN_RADIUS_KM = 6371.0087714;
private static final double DEG_TO_KM = DEGREES_TO_RADIANS * EARTH_MEAN_RADIUS_KM;
private static final double KM_TO_MILES = 0.621371192;
public static final double KM_TO_DEG = 1 / DEG_TO_KM;
public static final double MILES_TO_KM = 1 / KM_TO_MILES;
}