Here you can find the source of toDouble(int x)
public static double toDouble(int x)
//package com.java2s; /**/*from ww w .j a va 2s . com*/ * Copyright 2008 - 2012 * * Licensed under the Apache License, Version 2.0 (the "License"); you may not * use this file except in compliance with the License. You may obtain a copy of * the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the * License for the specific language governing permissions and limitations under * the License. * * @project loon * @author cping * @email?javachenpeng@yahoo.com * @version 0.3.3 */ public class Main { public static final int ONE_FIXED = 1 << 16; public static double toDouble(int x) { return (double) x / ONE_FIXED; } }