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 | * |
8 | * 1. Redistributions of source code must retain the above copyright |
9 | * notice, this list of conditions and the following disclaimer. |
10 | * 2. Redistributions in binary form must reproduce the above copyright |
11 | * notice, this list of conditions and the following disclaimer in the |
12 | * documentation and/or other materials provided with the distribution. |
13 | * 3. Neither the name of Apple Inc. ("Apple") nor the names of |
14 | * its contributors may be used to endorse or promote products derived |
15 | * from this software without specific prior written permission. |
16 | * |
17 | * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY |
18 | * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
19 | * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
20 | * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY |
21 | * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
22 | * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
23 | * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
24 | * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | */ |
28 | |
29 | #pragma once |
30 | |
31 | #include "FloatPoint3D.h" |
32 | #include <wtf/Ref.h> |
33 | #include <wtf/RefCounted.h> |
34 | |
35 | namespace WebCore { |
36 | |
37 | // AudioListener maintains the state of the listener in the audio scene as defined in the OpenAL specification. |
38 | |
39 | class AudioListener final : public RefCounted<AudioListener> { |
40 | public: |
41 | static Ref<AudioListener> create() |
42 | { |
43 | return adoptRef(*new AudioListener); |
44 | } |
45 | |
46 | // Position |
47 | void setPosition(float x, float y, float z) { setPosition(FloatPoint3D(x, y, z)); } |
48 | void setPosition(const FloatPoint3D &position) { m_position = position; } |
49 | const FloatPoint3D& position() const { return m_position; } |
50 | |
51 | // Orientation |
52 | void setOrientation(float x, float y, float z, float upX, float upY, float upZ) |
53 | { |
54 | setOrientation(FloatPoint3D(x, y, z)); |
55 | setUpVector(FloatPoint3D(upX, upY, upZ)); |
56 | } |
57 | void setOrientation(const FloatPoint3D &orientation) { m_orientation = orientation; } |
58 | const FloatPoint3D& orientation() const { return m_orientation; } |
59 | |
60 | // Up-vector |
61 | void setUpVector(const FloatPoint3D &upVector) { m_upVector = upVector; } |
62 | const FloatPoint3D& upVector() const { return m_upVector; } |
63 | |
64 | // Velocity |
65 | void setVelocity(float x, float y, float z) { setVelocity(FloatPoint3D(x, y, z)); } |
66 | void setVelocity(const FloatPoint3D &velocity) { m_velocity = velocity; } |
67 | const FloatPoint3D& velocity() const { return m_velocity; } |
68 | |
69 | // Doppler factor |
70 | void setDopplerFactor(double dopplerFactor) { m_dopplerFactor = dopplerFactor; } |
71 | double dopplerFactor() const { return m_dopplerFactor; } |
72 | |
73 | // Speed of sound |
74 | void setSpeedOfSound(double speedOfSound) { m_speedOfSound = speedOfSound; } |
75 | double speedOfSound() const { return m_speedOfSound; } |
76 | |
77 | private: |
78 | AudioListener(); |
79 | |
80 | // Position / Orientation |
81 | FloatPoint3D m_position; |
82 | FloatPoint3D m_orientation; |
83 | FloatPoint3D m_upVector; |
84 | |
85 | FloatPoint3D m_velocity; |
86 | |
87 | double m_dopplerFactor; |
88 | double m_speedOfSound; |
89 | }; |
90 | |
91 | } // namespace WebCore |
92 | |