1 /* 2 * Copyright (c) 2007, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. Oracle designates this 8 * particular file as subject to the "Classpath" exception as provided 9 * by Oracle in the LICENSE file that accompanied this code. 10 * 11 * This code is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 14 * version 2 for more details (a copy is included in the LICENSE file that 15 * accompanied this code). 16 * 17 * You should have received a copy of the GNU General Public License version 18 * 2 along with this work; if not, write to the Free Software Foundation, 19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 20 * 21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 22 * or visit www.oracle.com if you need additional information or have any 23 * questions. 24 */ 25 26 /* @test 27 @summary Test ModelStandardTransform transform method */ 28 29 import com.sun.media.sound.ModelStandardTransform; 30 31 public class TransformSwitch { 32 33 private static void assertTrue(boolean value) throws Exception 34 { 35 if(!value) 36 throw new RuntimeException("assertTrue fails!"); 37 } 38 39 public static void main(String[] args) throws Exception { 40 ModelStandardTransform transform = new ModelStandardTransform(); 41 transform.setTransform(ModelStandardTransform.TRANSFORM_SWITCH); 42 43 transform.setDirection(ModelStandardTransform.DIRECTION_MIN2MAX); 44 transform.setPolarity(ModelStandardTransform.POLARITY_UNIPOLAR); 45 assertTrue(Math.abs(transform.transform(0.2f) - 0.0f) < 0.0001f); 46 assertTrue(Math.abs(transform.transform(0.8f) - 1.0f) < 0.0001f); 47 48 transform.setDirection(ModelStandardTransform.DIRECTION_MAX2MIN); 49 transform.setPolarity(ModelStandardTransform.POLARITY_UNIPOLAR); 50 assertTrue(Math.abs(transform.transform(0.2f) - 1.0f) < 0.0001f); 51 assertTrue(Math.abs(transform.transform(0.8f) - 0.0f) < 0.0001f); 52 53 transform.setDirection(ModelStandardTransform.DIRECTION_MIN2MAX); 54 transform.setPolarity(ModelStandardTransform.POLARITY_BIPOLAR); 55 assertTrue(Math.abs(transform.transform(0.2f) + 1.0f) < 0.0001f); 56 assertTrue(Math.abs(transform.transform(0.8f) - 1.0f) < 0.0001f); 57 58 transform.setDirection(ModelStandardTransform.DIRECTION_MAX2MIN); 59 transform.setPolarity(ModelStandardTransform.POLARITY_BIPOLAR); 60 assertTrue(Math.abs(transform.transform(0.2f) - 1.0f) < 0.0001f); 61 assertTrue(Math.abs(transform.transform(0.8f) + 1.0f) < 0.0001f); 62 } 63 }