Java Distance Calculate distSq(double x1, double y1, double x2, double y2)

Description

dist Sq

License

Open Source License

Declaration

public static double distSq(double x1, double y1, double x2, double y2) 

Method Source Code

//package com.java2s;
/*/*w ww . j a  v  a2  s  .co  m*/
 * ReIC integrated circuits
 * Copyright (C) 2010, 2011 sk89q <http://www.sk89q.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Lesser General Public License as published by
 * the Free Software Foundation, either version 3 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 Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
*/

public class Main {
    public static double distSq(double x1, double y1, double x2, double y2) {
        return (x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2);
    }

    public static double distSq(double x1, double y1, double z1, double x2, double y2, double z2) {
        return (x1 - x2) * (x1 - x2) + (y1 - y2) * (y1 - y2) + (z1 - z2) * (z1 - z2);
    }
}

Related

1. distPointLineSquared(double px, double py, double qx, double qy, double rx, double ry)
2. distPointSegmentSquared(double px, double py, double qx, double qy, double rx, double ry)
3. distribution(int[] values)
4. distsimFeaturesException()
5. distSphericalEarth(double lat1, double lon1, double lat2, double lon2)
6. distSq(double x1, double y1, double z1, double x2, double y2, double z2)
7. distSqr2(double x1, double y1, double x2, double y2)
8. distSquared(double ax, double ay, double bx, double by)
9. distSquared(float x0, float y0, float x1, float y1)