Android Open Source - MovingPolygons Random Number Utility

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Back to project page MovingPolygons.


The source code is released under:

GNU General Public License

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Java Source Code

// Moving Polygons Live Wallpaper
// Copyright (C) 2013
//// ww  w. jav  a m
// 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 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
// 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, see <>.
package org.logicallycreative.mplw.util;

import java.util.Random;

public class RandomNumberUtility {
  private static final Random randomNumberGenerator = new Random();

  public static int getRandomInteger(int minimumInteger, int maximumInteger) {
    if (minimumInteger > maximumInteger) {
      int temporaryHolder = maximumInteger;
      maximumInteger = minimumInteger;
      minimumInteger = temporaryHolder;

    int range = maximumInteger - minimumInteger;
    int randomInteger = randomNumberGenerator.nextInt(range);
    int randomNumber = randomInteger + minimumInteger;

    return randomNumber;

  public static float getRandomFloat(float minimumFloat, float maximumFloat, float precision) {
    if (minimumFloat > maximumFloat) {
      float temporaryHolder = maximumFloat;
      maximumFloat = minimumFloat;
      minimumFloat = temporaryHolder;

    float range = maximumFloat - minimumFloat;
    float randomFloat = randomNumberGenerator.nextFloat() * range;
    float randomNumber = randomFloat + minimumFloat;

    float decimalShiftRight = randomNumber / precision;
    float roundedFloat = Math.round(decimalShiftRight);
    float decimalShiftLeft = roundedFloat * precision;

    return decimalShiftLeft;

Java Source Code List