Android Int Overflow Check divide(int x, int y)

Description

Divide two fixed-point values.

License

LGPL

Parameter

Parameter	Description
x	a parameter
y	a parameter

Declaration

public static int divide(int x, int y) 

Method Source Code

//package com.java2s;
/*//from   w w w.  j  a  va  2 s  . com
 * Taken from android-gl, Making OpenGL Programming in Android Easier
 * URL: https://code.google.com/p/android-gl/source/browse/trunk/AndroidGL/src/edu/union/
 * 
 * License: GNU Lesser General Public License
 * 
 *   This library 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 library 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 library; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

public class Main {
    /**
     * Divide two fixed-point values.
     * 
     * @param x
     * @param y
     * @return
     */
    public static int divide(int x, int y) {
        long z = (((long) x) << 32);
        return (int) ((z / y) >> 16);
    }
}

Related

1. stirlingS2(final int n, final int k)
2. subAndCheck(int x, int y)
3. multiply(int x, int y)
4. multiply(int x, int y)
5. sqrt(int n)