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Side by Side Diff: third_party/WebKit/Source/modules/webaudio/PannerNode.h

Issue 2389253002: reflow comments in modules/{webaudio,vr} (Closed)
Patch Set: . Created 4 years, 2 months ago
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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 * 1. Redistributions of source code must retain the above copyright 7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer. 8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright 9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the 10 * notice, this list of conditions and the following disclaimer in the
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36 #include "platform/geometry/FloatPoint3D.h" 36 #include "platform/geometry/FloatPoint3D.h"
37 #include "wtf/HashMap.h" 37 #include "wtf/HashMap.h"
38 #include <memory> 38 #include <memory>
39 39
40 namespace blink { 40 namespace blink {
41 41
42 class BaseAudioContext; 42 class BaseAudioContext;
43 class PannerOptions; 43 class PannerOptions;
44 44
45 // PannerNode is an AudioNode with one input and one output. 45 // PannerNode is an AudioNode with one input and one output.
46 // It positions a sound in 3D space, with the exact effect dependent on the pann ing model. 46 // It positions a sound in 3D space, with the exact effect dependent on the
47 // It has a position and an orientation in 3D space which is relative to the pos ition and orientation of the context's AudioListener. 47 // panning model. It has a position and an orientation in 3D space which is
48 // A distance effect will attenuate the gain as the position moves away from the listener. 48 // relative to the position and orientation of the context's AudioListener. A
49 // A cone effect will attenuate the gain as the orientation moves away from the listener. 49 // distance effect will attenuate the gain as the position moves away from the
50 // All of these effects follow the OpenAL specification very closely. 50 // listener. A cone effect will attenuate the gain as the orientation moves
51 // away from the listener. All of these effects follow the OpenAL specification
52 // very closely.
51 53
52 class PannerHandler final : public AudioHandler { 54 class PannerHandler final : public AudioHandler {
53 public: 55 public:
54 // These enums are used to distinguish what cached values of panner are dirty. 56 // These enums are used to distinguish what cached values of panner are dirty.
55 enum { 57 enum {
56 AzimuthElevationDirty = 0x1, 58 AzimuthElevationDirty = 0x1,
57 DistanceConeGainDirty = 0x2, 59 DistanceConeGainDirty = 0x2,
58 }; 60 };
59 61
60 static PassRefPtr<PannerHandler> create(AudioNode&, 62 static PassRefPtr<PannerHandler> create(AudioNode&,
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191 RefPtr<AudioParamHandler> m_positionY; 193 RefPtr<AudioParamHandler> m_positionY;
192 RefPtr<AudioParamHandler> m_positionZ; 194 RefPtr<AudioParamHandler> m_positionZ;
193 195
194 RefPtr<AudioParamHandler> m_orientationX; 196 RefPtr<AudioParamHandler> m_orientationX;
195 RefPtr<AudioParamHandler> m_orientationY; 197 RefPtr<AudioParamHandler> m_orientationY;
196 RefPtr<AudioParamHandler> m_orientationZ; 198 RefPtr<AudioParamHandler> m_orientationZ;
197 199
198 FloatPoint3D m_lastPosition; 200 FloatPoint3D m_lastPosition;
199 FloatPoint3D m_lastOrientation; 201 FloatPoint3D m_lastOrientation;
200 202
201 // Synchronize process() with setting of the panning model, source's location information, listener, distance parameters and sound cones. 203 // Synchronize process() with setting of the panning model, source's location
204 // information, listener, distance parameters and sound cones.
202 mutable Mutex m_processLock; 205 mutable Mutex m_processLock;
203 }; 206 };
204 207
205 class PannerNode final : public AudioNode { 208 class PannerNode final : public AudioNode {
206 DEFINE_WRAPPERTYPEINFO(); 209 DEFINE_WRAPPERTYPEINFO();
207 210
208 public: 211 public:
209 static PannerNode* create(BaseAudioContext&, ExceptionState&); 212 static PannerNode* create(BaseAudioContext&, ExceptionState&);
210 static PannerNode* create(BaseAudioContext*, 213 static PannerNode* create(BaseAudioContext*,
211 const PannerOptions&, 214 const PannerOptions&,
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251 Member<AudioParam> m_positionZ; 254 Member<AudioParam> m_positionZ;
252 255
253 Member<AudioParam> m_orientationX; 256 Member<AudioParam> m_orientationX;
254 Member<AudioParam> m_orientationY; 257 Member<AudioParam> m_orientationY;
255 Member<AudioParam> m_orientationZ; 258 Member<AudioParam> m_orientationZ;
256 }; 259 };
257 260
258 } // namespace blink 261 } // namespace blink
259 262
260 #endif // PannerNode_h 263 #endif // PannerNode_h
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