opposite Angle - Java 2D Graphics

Java examples for 2D Graphics:Angle

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Description

opposite Angle

Demo Code

/*******************************************************************************
 * Breakout Cave Survey Visualizer//w  w  w. ja v  a 2  s . co m
 *
 * Copyright (C) 2014 James Edwards
 *
 * jedwards8 at fastmail dot fm
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 *******************************************************************************/
//package com.java2s;

public class Main {
    public static void main(String[] argv) throws Exception {
        double angle = 2.45678;
        System.out.println(oppositeAngle(angle));
    }

    public static double oppositeAngle(double angle) {
        angle = (angle + Math.PI) % (Math.PI * 2);
        return angle < 0 ? angle + Math.PI * 2 : angle;
    }
}

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