/* sin.java * * Copyright (c) 2000, Ted Nelson and Tuomas Lukka * * You may use and distribute under the terms of either the GNU Lesser * General Public License, either version 2 of the license or, * at your choice, any later version. Alternatively, you may use and * distribute under the terms of the XPL. * * See the LICENSE.lgpl and LICENSE.xpl files for the specific terms of * the licenses. * * This software 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 README * file for more details. * */ /* * Written by Tero Mäyränen */ package org.gzigzag.module.multimedia; import org.gzigzag.module.*; import org.gzigzag.*; import java.awt.*; /** */ public class sin extends Default { public static final String rcsid = "$Id: sin.java,v 1.1 2002/10/07 12:37:34 tuukkah Exp $"; public int getInt(int def) { int a = ((int)System.currentTimeMillis()) >> 7; return ((int)(Math.sin(((double)a * readParam("speed").getInt(64)) / (Math.PI * 100)) * readParam("amplitude").getInt(16))) + readParam("bias").getInt(64); } }