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1 /* | 1 /* |
2 * Copyright (C) 2010 Google Inc. All rights reserved. | 2 * Copyright (C) 2010 Google Inc. All rights reserved. |
3 * | 3 * |
4 * Redistribution and use in source and binary forms, with or without | 4 * Redistribution and use in source and binary forms, with or without |
5 * modification, are permitted provided that the following conditions | 5 * modification, are permitted provided that the following conditions |
6 * are met: | 6 * are met: |
7 * | 7 * |
8 * 1. Redistributions of source code must retain the above copyright | 8 * 1. Redistributions of source code must retain the above copyright |
9 * notice, this list of conditions and the following disclaimer. | 9 * notice, this list of conditions and the following disclaimer. |
10 * 2. Redistributions in binary form must reproduce the above copyright | 10 * 2. Redistributions in binary form must reproduce the above copyright |
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31 | 31 |
32 #include "bindings/core/v8/ScriptWrappable.h" | 32 #include "bindings/core/v8/ScriptWrappable.h" |
33 #include "platform/geometry/FloatPoint3D.h" | 33 #include "platform/geometry/FloatPoint3D.h" |
34 #include "platform/heap/Handle.h" | 34 #include "platform/heap/Handle.h" |
35 #include "wtf/PassRefPtr.h" | 35 #include "wtf/PassRefPtr.h" |
36 #include "wtf/RefCounted.h" | 36 #include "wtf/RefCounted.h" |
37 #include "wtf/Vector.h" | 37 #include "wtf/Vector.h" |
38 | 38 |
39 namespace blink { | 39 namespace blink { |
40 | 40 |
| 41 class HRTFDatabaseLoader; |
41 class PannerNode; | 42 class PannerNode; |
42 | 43 |
43 // AudioListener maintains the state of the listener in the audio scene as defin
ed in the OpenAL specification. | 44 // AudioListener maintains the state of the listener in the audio scene as defin
ed in the OpenAL specification. |
44 | 45 |
45 class AudioListener : public RefCountedWillBeGarbageCollectedFinalized<AudioList
ener>, public ScriptWrappable { | 46 class AudioListener : public RefCountedWillBeGarbageCollectedFinalized<AudioList
ener>, public ScriptWrappable { |
46 public: | 47 public: |
47 static PassRefPtrWillBeRawPtr<AudioListener> create() | 48 static PassRefPtrWillBeRawPtr<AudioListener> create() |
48 { | 49 { |
49 return adoptRefWillBeNoop(new AudioListener()); | 50 return adoptRefWillBeNoop(new AudioListener()); |
50 } | 51 } |
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72 double dopplerFactor() const { return m_dopplerFactor; } | 73 double dopplerFactor() const { return m_dopplerFactor; } |
73 | 74 |
74 // Speed of sound | 75 // Speed of sound |
75 void setSpeedOfSound(double); | 76 void setSpeedOfSound(double); |
76 double speedOfSound() const { return m_speedOfSound; } | 77 double speedOfSound() const { return m_speedOfSound; } |
77 | 78 |
78 Mutex& listenerLock() { return m_listenerLock; } | 79 Mutex& listenerLock() { return m_listenerLock; } |
79 void addPanner(PannerNode*); | 80 void addPanner(PannerNode*); |
80 void removePanner(PannerNode*); | 81 void removePanner(PannerNode*); |
81 | 82 |
| 83 // HRTF DB loader |
| 84 HRTFDatabaseLoader* hrtfDatabaseLoader() { return m_hrtfDatabaseLoader.get()
; } |
| 85 void createAndLoadHRTFDatabaseLoader(float); |
| 86 bool isHRTFDatabaseLoaded(); |
| 87 void waitForHRTFDatabaseLoaderThreadCompletion(); |
| 88 |
82 void trace(Visitor*) { } | 89 void trace(Visitor*) { } |
83 | 90 |
84 private: | 91 private: |
85 AudioListener(); | 92 AudioListener(); |
86 | 93 |
87 void setPosition(const FloatPoint3D&); | 94 void setPosition(const FloatPoint3D&); |
88 void setOrientation(const FloatPoint3D&); | 95 void setOrientation(const FloatPoint3D&); |
89 void setUpVector(const FloatPoint3D&); | 96 void setUpVector(const FloatPoint3D&); |
90 void setVelocity(const FloatPoint3D&); | 97 void setVelocity(const FloatPoint3D&); |
91 | 98 |
92 void markPannersAsDirty(unsigned); | 99 void markPannersAsDirty(unsigned); |
93 | 100 |
94 FloatPoint3D m_position; | 101 FloatPoint3D m_position; |
95 FloatPoint3D m_orientation; | 102 FloatPoint3D m_orientation; |
96 FloatPoint3D m_upVector; | 103 FloatPoint3D m_upVector; |
97 FloatPoint3D m_velocity; | 104 FloatPoint3D m_velocity; |
98 double m_dopplerFactor; | 105 double m_dopplerFactor; |
99 double m_speedOfSound; | 106 double m_speedOfSound; |
100 | 107 |
101 // Synchronize a panner's process() with setting of the state of the listene
r. | 108 // Synchronize a panner's process() with setting of the state of the listene
r. |
102 mutable Mutex m_listenerLock; | 109 mutable Mutex m_listenerLock; |
103 | |
104 // List for pannerNodes in context. | 110 // List for pannerNodes in context. |
105 Vector<PannerNode*> m_panners; | 111 Vector<PannerNode*> m_panners; |
| 112 // HRTF DB loader for panner node. |
| 113 RefPtr<HRTFDatabaseLoader> m_hrtfDatabaseLoader; |
106 }; | 114 }; |
107 | 115 |
108 } // WebCore | 116 } // WebCore |
109 | 117 |
110 #endif // AudioListener_h | 118 #endif // AudioListener_h |
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