1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
|
package com.jogamp.openal;
/**
* Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* -Redistribution of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* -Redistribution in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
*
* Neither the name of Sun Microsystems, Inc. or the names of contributors may
* be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* This software is provided "AS IS," without a warranty of any kind.
* ALL EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, INCLUDING
* ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE OR
* NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN MICROSYSTEMS, INC. ("SUN") AND ITS
* LICENSORS SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY LICENSEE AS A
* RESULT OF USING, MODIFYING OR DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES.
* IN NO EVENT WILL SUN OR ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT
* OR DATA, OR FOR DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR
* PUNITIVE DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY,
* ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF SUN HAS
* BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES.
*
* You acknowledge that this software is not designed or intended for use in the
* design, construction, operation or maintenance of any nuclear facility.
*/
import java.io.*;
import javax.sound.sampled.*;
import com.jogamp.openal.sound3d.*;
/**
* @author Athomas Goldberg
*
*/
public class Sound3DTest {
public static float lerp(float v1, float v2, float t) {
float result = 0;
result = v1 + ((v2 - v1) * t);
return result;
}
public static void main(String[] args) throws IOException, InterruptedException, UnsupportedAudioFileException {
AudioSystem3D.init();
// create the initial context - this can be collapsed into the init.
Device device = AudioSystem3D.openDevice(null);
Context context = AudioSystem3D.createContext(device);
AudioSystem3D.makeContextCurrent(context);
// get the listener object
Listener listener = AudioSystem3D.getListener();
listener.setPosition(0, 0, 0);
// load a source and play it
Source source1 = AudioSystem3D.loadSource(Sound3DTest.class.getResourceAsStream("lewiscarroll.wav"));
source1.setPosition(0, 0, 0);
source1.setLooping(true);
source1.play();
Thread.sleep(10000);
// move the source
source1.setPosition(1, 1, 1);
// move the listener
for (int i = 0; i < 1000; i++) {
float t = ((float) i) / 1000f;
float lp = lerp(0f, 2f, t);
listener.setPosition(lp, lp, lp);
Thread.sleep(10);
}
// fade listener out.
for (int i = 0; i < 1000; i++) {
float t = ((float) i) / 1000f;
float lp = lerp(1f, 0f, t);
listener.setGain(lp);
Thread.sleep(10);
}
source1.stop();
source1.delete();
context.destroy();
device.close();
}
}
|
