Main.java Source code

Java tutorial

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Here is the source code for Main.java

Source

//package com.java2s;
/*
 * Copyright (c) 2014 Qualcomm Technologies Inc
 *
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification, are permitted
 * (subject to the limitations in the disclaimer below) provided that the following conditions are
 * met:
 *
 * Redistributions of source code must retain the above copyright notice, this list of conditions
 * and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice, this list of conditions
 * and the following disclaimer in the documentation and/or other materials provided with the
 * distribution.
 *
 * Neither the name of Qualcomm Technologies Inc nor the names of its contributors may be used to
 * endorse or promote products derived from this software without specific prior written permission.
 *
 * NO EXPRESS OR IMPLIED LICENSES TO ANY PARTY'S PATENT RIGHTS ARE GRANTED BY THIS LICENSE. THIS
 * SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
 * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA,
 * OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
 * THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

public class Main {
    /**
     * Given two angles in degrees, determine the smallest angle between them.
     *
     * For example, given angles 90 and 170, the smallest angle difference would be 80
     * and the larger angle difference would be 280.
     *
     * @param firstAngleDeg
     * @param secondAngleDeg
     * @return smallest angle
     */
    public static double smallestAngularDifferenceDegrees(double firstAngleDeg, double secondAngleDeg) {
        double rawDiffDeg = firstAngleDeg - secondAngleDeg;
        double rawDiffRad = rawDiffDeg * Math.PI / 180;
        double wrappedDiffRad = Math.atan2(Math.sin(rawDiffRad), Math.cos(rawDiffRad));
        double wrappedDiffDeg = wrappedDiffRad * 180 / Math.PI;

        return wrappedDiffDeg;
    }
}