Compute the cross product (a vector) of two vectors. - Java java.lang

Java examples for java.lang:Math Vector

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Description

Compute the cross product (a vector) of two vectors.

Demo Code

/*//from w w  w  .  ja v a2s  . c  o m
 * (C) 2004 - Geotechnical Software Services
 * 
 * This code 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 2.1 of the License, or (at your option) any later version.
 *
 * This code 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, write to the Free 
 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, 
 * MA  02111-1307, USA.
 */
//package com.java2s;

public class Main {
    /**
     * Compute the cross product (a vector) of two vectors.
     * 
     * @param v0, v1        Vectors to compute cross product between [x,y,z].
     * @param crossProduct  Cross product of specified vectors [x,y,z].
     */
    public static double[] computeCrossProduct(double[] v0, double[] v1) {
        double crossProduct[] = new double[3];

        crossProduct[0] = v0[1] * v1[2] - v0[2] * v1[1];
        crossProduct[1] = v0[2] * v1[0] - v0[0] * v1[2];
        crossProduct[2] = v0[0] * v1[1] - v0[1] * v1[0];

        return crossProduct;
    }
}

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