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