1/*
2 * Copyright (C) 2010, Google Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1.  Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2.  Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16 * DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23 */
24
25[
26    Conditional=WEB_AUDIO,
27    JSGenerateToJSObject,
28    InterfaceName=webkitAudioPannerNode,
29] interface PannerNode : AudioNode {
30    // Panning model
31    const unsigned short EQUALPOWER = 0;
32    const unsigned short HRTF = 1;
33    const unsigned short SOUNDFIELD = 2;
34
35    // Distance model
36    const unsigned short LINEAR_DISTANCE = 0;
37    const unsigned short INVERSE_DISTANCE = 1;
38    const unsigned short EXPONENTIAL_DISTANCE = 2;
39
40    // Default model for stereo is HRTF
41    [CustomSetter] attribute DOMString panningModel;
42
43    // Uses a 3D cartesian coordinate system
44    void setPosition(unrestricted float x, unrestricted float y, unrestricted float z);
45    void setOrientation(unrestricted float x, unrestricted float y, unrestricted float z);
46    void setVelocity(unrestricted float x, unrestricted float y, unrestricted float z);
47
48    // Distance model
49    [CustomSetter] attribute DOMString distanceModel;
50
51    attribute unrestricted double refDistance;
52    attribute unrestricted double maxDistance;
53    attribute unrestricted double rolloffFactor;
54
55    // Directional sound cone
56    attribute unrestricted double coneInnerAngle;
57    attribute unrestricted double coneOuterAngle;
58    attribute unrestricted double coneOuterGain;
59};
60