Here you can find the source of toDouble(float in1)
public static double toDouble(float in1)
//package com.java2s; /*//from w w w .j a v a2 s .c o m * Copyright (C) 2007 Alberto Duina, SPEDALI CIVILI DI BRESCIA, Brescia ITALY * * 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 2 * 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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * 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, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ public class Main { public static double toDouble(float in1) { return (double) in1; } public static double[] toDouble(float[] in1) { if (in1 == null) return null; double[] out1 = new double[in1.length]; for (int i1 = 0; i1 < in1.length; i1++) { out1[i1] = (double) in1[i1]; } return out1; } public static double[][] toDouble(float[][] in1) { if (in1 == null) return null; double[][] out1 = new double[in1.length][in1[0].length]; for (int i1 = 0; i1 < in1.length; i1++) { for (int i2 = 0; i2 < in1[0].length; i2++) { out1[i1][i2] = (double) in1[i1][i2]; } } return out1; } }