SetTransform.java revision 829:b06c29386f63
1/*
2 * Copyright 2007 Sun Microsystems, Inc.  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.  Sun designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Sun 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
22 * CA 95054 USA or visit www.sun.com if you need additional information or
23 * have any questions.
24 */
25
26/* @test
27   @summary Test ModelStandardTransform setTransform method */
28
29import java.io.File;
30import java.io.FileOutputStream;
31import java.io.IOException;
32
33import javax.sound.sampled.*;
34
35import com.sun.media.sound.*;
36
37public class SetTransform {
38
39
40    private static boolean checkLinearity(ModelStandardTransform transform)
41    {
42        double lastx = 0;
43        for (int p = 0; p < 2; p++)
44        for (int d = 0; d < 2; d++)
45        for (double i = 0; i < 1.0; i+=0.001) {
46            if(p == 0)
47                transform.setPolarity(ModelStandardTransform.POLARITY_UNIPOLAR);
48            else
49                transform.setPolarity(ModelStandardTransform.POLARITY_BIPOLAR);
50            if(d == 0)
51                transform.setDirection(ModelStandardTransform.DIRECTION_MIN2MAX);
52            else
53                transform.setDirection(ModelStandardTransform.DIRECTION_MAX2MIN);
54            double x = transform.transform(i);
55            if(i == 0)
56                lastx = x;
57            else
58            {
59                if(lastx - x > 0.2) return false;
60                lastx = x;
61            }
62        }
63        return true;
64    }
65
66
67    public static void main(String[] args) throws Exception {
68        ModelStandardTransform transform = new ModelStandardTransform();
69        transform.setTransform(ModelStandardTransform.TRANSFORM_CONVEX);
70        if(transform.getTransform() != ModelStandardTransform.TRANSFORM_CONVEX)
71            throw new RuntimeException("transform.getTransform() doesn't return ModelStandardTransform.TRANSFORM_CONVEX!");
72
73    }
74}
75