lucene/spatial3d/src/test/org/apache/lucene/spatial3d/geom/Geo3DUtil.java

/*
 * 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.spatial3d.geom;

class Geo3DUtil {

  /** How many radians are in one degree */
  final static double RADIANS_PER_DEGREE = Math.PI / 180.0;
  /** How many degrees in a radian */
  final static double DEGREES_PER_RADIAN = 180.0 / Math.PI;
  
  /** Converts degress to radians */
  static double fromDegrees(final double degrees) {
    return degrees * RADIANS_PER_DEGREE;
  }

  /** Converts radians to degrees */
  static double toDegrees(final double radians) {
    return radians * DEGREES_PER_RADIAN;
  }
}