/* Copyright 2009-2016 David Hadka
*
* This file is part of the MOEA Framework.
*
* The MOEA Framework is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or (at your
* option) any later version.
*
* The MOEA Framework 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 Lesser General Public
* License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with the MOEA Framework. If not, see <http://www.gnu.org/licenses/>.
*/
package org.moeaframework.problem.WFG;
import org.moeaframework.core.Settings;
/* This code is based on the Walking Fish Group implementation.
*
* Copyright 2005 The Walking Fish Group (WFG).
*
* This material is provided "as is", with no warranty expressed or implied.
* Any use is at your own risk. Permission to use or copy this software for
* any purpose is hereby granted without fee, provided this notice is
* retained on all copies. Permission to modify the code and to distribute
* modified code is granted, provided a notice that the code was modified is
* included with the above copyright notice.
*
* http://www.wfg.csse.uwa.edu.au/
*/
class Misc {
/**
* Private constructor to prevent instantiation.
*/
private Misc() {
super();
}
public static double correct_to_01(double a) {
if ((a <= 0.0) && (a >= 0.0 - Settings.EPS)) {
return 0.0;
} else if ((a >= 1.0) && (a <= 1.0 + Settings.EPS)) {
return 1.0;
} else {
return a;
}
}
public static boolean vector_in_01(double[] x) {
for (int i = 0; i < x.length; i++) {
if ((x[i] < 0.0) || (x[i] > 1.0)) {
return false;
}
}
return true;
}
}