/* * Open Source Physics software is free software as described near the bottom of this code file. * * For additional information and documentation on Open Source Physics please see: * <http://www.opensourcephysics.org/> */ package org.opensourcephysics.numerics; /** * MatrixTransformation maps coordinates from one coordinate system to another using a matrix. */ public interface MatrixTransformation extends Transformation { /** * Gets the direct homogeneous affine transformation flattened into a 1-d arrray. * * If the mat parameter is null a double[16] array is created; * otherwise the given array is used. * * @param mat double[] optional matrix * @return double[] the matrix */ public double[] getFlatMatrix(double[] mat); } /* * Open Source Physics software is free software; you can redistribute * it and/or modify it under the terms of the GNU General Public License (GPL) as * published by the Free Software Foundation; either version 2 of the License, * or(at your option) any later version. * Code that uses any portion of the code in the org.opensourcephysics package * or any subpackage (subdirectory) of this package must must also be be released * under the GNU GPL license. * * 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 * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston MA 02111-1307 USA * or view the license online at http://www.gnu.org/copyleft/gpl.html * * Copyright (c) 2007 The Open Source Physics project * http://www.opensourcephysics.org */