The Tor Browser / file comparison
comparison: content/media/webaudio/AudioListener.h
content/media/webaudio/AudioListener.h
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- TOR_BUG_9701
- changeset 8
- 97036ab72558
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| -1:000000000000 | 0:33717d806787 |
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* vim:set ts=2 sw=2 sts=2 et cindent: */ | |
| 3 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 6 | |
| 7 #ifndef AudioListener_h_ | |
| 8 #define AudioListener_h_ | |
| 9 | |
| 10 #include "nsWrapperCache.h" | |
| 11 #include "nsCycleCollectionParticipant.h" | |
| 12 #include "mozilla/Attributes.h" | |
| 13 #include "nsAutoPtr.h" | |
| 14 #include "ThreeDPoint.h" | |
| 15 #include "AudioContext.h" | |
| 16 #include "PannerNode.h" | |
| 17 #include "WebAudioUtils.h" | |
| 18 #include "js/TypeDecls.h" | |
| 19 #include "mozilla/MemoryReporting.h" | |
| 20 | |
| 21 namespace mozilla { | |
| 22 | |
| 23 namespace dom { | |
| 24 | |
| 25 class AudioListener MOZ_FINAL : public nsWrapperCache | |
| 26 { | |
| 27 public: | |
| 28 explicit AudioListener(AudioContext* aContext); | |
| 29 | |
| 30 NS_INLINE_DECL_CYCLE_COLLECTING_NATIVE_REFCOUNTING(AudioListener) | |
| 31 NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_NATIVE_CLASS(AudioListener) | |
| 32 | |
| 33 size_t SizeOfIncludingThis(mozilla::MallocSizeOf aMallocSizeOf) const; | |
| 34 | |
| 35 AudioContext* GetParentObject() const | |
| 36 { | |
| 37 return mContext; | |
| 38 } | |
| 39 | |
| 40 virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE; | |
| 41 | |
| 42 double DopplerFactor() const | |
| 43 { | |
| 44 return mDopplerFactor; | |
| 45 } | |
| 46 void SetDopplerFactor(double aDopplerFactor) | |
| 47 { | |
| 48 if (WebAudioUtils::FuzzyEqual(mDopplerFactor, aDopplerFactor)) { | |
| 49 return; | |
| 50 } | |
| 51 mDopplerFactor = aDopplerFactor; | |
| 52 SendDoubleParameterToStream(PannerNode::LISTENER_DOPPLER_FACTOR, mDopplerFactor); | |
| 53 } | |
| 54 | |
| 55 double SpeedOfSound() const | |
| 56 { | |
| 57 return mSpeedOfSound; | |
| 58 } | |
| 59 void SetSpeedOfSound(double aSpeedOfSound) | |
| 60 { | |
| 61 if (WebAudioUtils::FuzzyEqual(mSpeedOfSound, aSpeedOfSound)) { | |
| 62 return; | |
| 63 } | |
| 64 mSpeedOfSound = aSpeedOfSound; | |
| 65 SendDoubleParameterToStream(PannerNode::LISTENER_SPEED_OF_SOUND, mSpeedOfSound); | |
| 66 } | |
| 67 | |
| 68 void SetPosition(double aX, double aY, double aZ) | |
| 69 { | |
| 70 if (WebAudioUtils::FuzzyEqual(mPosition.x, aX) && | |
| 71 WebAudioUtils::FuzzyEqual(mPosition.y, aY) && | |
| 72 WebAudioUtils::FuzzyEqual(mPosition.z, aZ)) { | |
| 73 return; | |
| 74 } | |
| 75 mPosition.x = aX; | |
| 76 mPosition.y = aY; | |
| 77 mPosition.z = aZ; | |
| 78 SendThreeDPointParameterToStream(PannerNode::LISTENER_POSITION, mPosition); | |
| 79 } | |
| 80 | |
| 81 const ThreeDPoint& Position() const | |
| 82 { | |
| 83 return mPosition; | |
| 84 } | |
| 85 | |
| 86 void SetOrientation(double aX, double aY, double aZ, | |
| 87 double aXUp, double aYUp, double aZUp); | |
| 88 | |
| 89 const ThreeDPoint& Velocity() const | |
| 90 { | |
| 91 return mVelocity; | |
| 92 } | |
| 93 | |
| 94 void SetVelocity(double aX, double aY, double aZ) | |
| 95 { | |
| 96 if (WebAudioUtils::FuzzyEqual(mVelocity.x, aX) && | |
| 97 WebAudioUtils::FuzzyEqual(mVelocity.y, aY) && | |
| 98 WebAudioUtils::FuzzyEqual(mVelocity.z, aZ)) { | |
| 99 return; | |
| 100 } | |
| 101 mVelocity.x = aX; | |
| 102 mVelocity.y = aY; | |
| 103 mVelocity.z = aZ; | |
| 104 SendThreeDPointParameterToStream(PannerNode::LISTENER_VELOCITY, mVelocity); | |
| 105 UpdatePannersVelocity(); | |
| 106 } | |
| 107 | |
| 108 void RegisterPannerNode(PannerNode* aPannerNode); | |
| 109 void UnregisterPannerNode(PannerNode* aPannerNode); | |
| 110 | |
| 111 private: | |
| 112 void SendDoubleParameterToStream(uint32_t aIndex, double aValue); | |
| 113 void SendThreeDPointParameterToStream(uint32_t aIndex, const ThreeDPoint& aValue); | |
| 114 void UpdatePannersVelocity(); | |
| 115 | |
| 116 private: | |
| 117 friend class PannerNode; | |
| 118 nsRefPtr<AudioContext> mContext; | |
| 119 ThreeDPoint mPosition; | |
| 120 ThreeDPoint mFrontVector; | |
| 121 ThreeDPoint mRightVector; | |
| 122 ThreeDPoint mVelocity; | |
| 123 double mDopplerFactor; | |
| 124 double mSpeedOfSound; | |
| 125 nsTArray<WeakPtr<PannerNode> > mPanners; | |
| 126 }; | |
| 127 | |
| 128 } | |
| 129 } | |
| 130 | |
| 131 #endif | |
| 132 |
