1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
|
/**
* @file llvieweraudio.cpp
* @brief Audio functions that used to be in viewer.cpp
*
* $LicenseInfo:firstyear=2002&license=viewerlgpl$
* Second Life Viewer Source Code
* Copyright (C) 2010, Linden Research, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation;
* version 2.1 of the License only.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*
* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
* $/LicenseInfo$
*/
#include "llviewerprecompiledheaders.h"
#include "llaudioengine.h"
#include "llagent.h"
#include "llagentcamera.h"
#include "llappviewer.h"
#include "llvieweraudio.h"
#include "llviewercamera.h"
#include "llviewercontrol.h"
#include "llviewerwindow.h"
#include "llvoiceclient.h"
#include "llviewermedia.h"
/////////////////////////////////////////////////////////
void init_audio()
{
if (!gAudiop)
{
llwarns << "Failed to create an appropriate Audio Engine" << llendl;
return;
}
LLVector3d lpos_global = gAgentCamera.getCameraPositionGlobal();
LLVector3 lpos_global_f;
lpos_global_f.setVec(lpos_global);
gAudiop->setListener(lpos_global_f,
LLVector3::zero, // LLViewerCamera::getInstance()->getVelocity(), // !!! BUG need to replace this with smoothed velocity!
LLViewerCamera::getInstance()->getUpAxis(),
LLViewerCamera::getInstance()->getAtAxis());
// load up our initial set of sounds we'll want so they're in memory and ready to be played
BOOL mute_audio = gSavedSettings.getBOOL("MuteAudio");
if (!mute_audio && FALSE == gSavedSettings.getBOOL("NoPreload"))
{
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndAlert")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndBadKeystroke")));
//gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndChatFromObject")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndClick")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndClickRelease")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndHealthReductionF")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndHealthReductionM")));
//gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndIncomingChat")));
//gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndIncomingIM")));
//gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndInvApplyToObject")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndInvalidOp")));
//gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndInventoryCopyToInv")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndMoneyChangeDown")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndMoneyChangeUp")));
//gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndObjectCopyToInv")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndObjectCreate")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndObjectDelete")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndObjectRezIn")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndObjectRezOut")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndSnapshot")));
//gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndStartAutopilot")));
//gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndStartFollowpilot")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndStartIM")));
//gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndStopAutopilot")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndTeleportOut")));
//gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndTextureApplyToObject")));
//gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndTextureCopyToInv")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndTyping")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndWindowClose")));
gAudiop->preloadSound(LLUUID(gSavedSettings.getString("UISndWindowOpen")));
}
audio_update_volume(true);
}
void audio_update_volume(bool force_update)
{
F32 master_volume = gSavedSettings.getF32("AudioLevelMaster");
BOOL mute_audio = gSavedSettings.getBOOL("MuteAudio");
if (!gViewerWindow->getActive() && (gSavedSettings.getBOOL("MuteWhenMinimized")))
{
mute_audio = TRUE;
}
F32 mute_volume = mute_audio ? 0.0f : 1.0f;
// Sound Effects
if (gAudiop)
{
gAudiop->setMasterGain ( master_volume );
gAudiop->setDopplerFactor(gSavedSettings.getF32("AudioLevelDoppler"));
gAudiop->setRolloffFactor(gSavedSettings.getF32("AudioLevelRolloff"));
#ifdef kAUDIO_ENABLE_WIND
gAudiop->enableWind(!mute_audio);
#endif
gAudiop->setMuted(mute_audio);
if (force_update)
{
audio_update_wind(true);
}
// handle secondary gains
gAudiop->setSecondaryGain(LLAudioEngine::AUDIO_TYPE_SFX,
gSavedSettings.getBOOL("MuteSounds") ? 0.f : gSavedSettings.getF32("AudioLevelSFX"));
gAudiop->setSecondaryGain(LLAudioEngine::AUDIO_TYPE_UI,
gSavedSettings.getBOOL("MuteUI") ? 0.f : gSavedSettings.getF32("AudioLevelUI"));
gAudiop->setSecondaryGain(LLAudioEngine::AUDIO_TYPE_AMBIENT,
gSavedSettings.getBOOL("MuteAmbient") ? 0.f : gSavedSettings.getF32("AudioLevelAmbient"));
}
// Streaming Music
if (gAudiop)
{
F32 music_volume = gSavedSettings.getF32("AudioLevelMusic");
BOOL music_muted = gSavedSettings.getBOOL("MuteMusic");
music_volume = mute_volume * master_volume * music_volume;
gAudiop->setInternetStreamGain ( music_muted ? 0.f : music_volume );
}
// Streaming Media
F32 media_volume = gSavedSettings.getF32("AudioLevelMedia");
BOOL media_muted = gSavedSettings.getBOOL("MuteMedia");
media_volume = mute_volume * master_volume * media_volume;
LLViewerMedia::setVolume( media_muted ? 0.0f : media_volume );
// Voice
if (LLVoiceClient::getInstance())
{
F32 voice_volume = gSavedSettings.getF32("AudioLevelVoice");
voice_volume = mute_volume * master_volume * voice_volume;
BOOL voice_mute = gSavedSettings.getBOOL("MuteVoice");
LLVoiceClient::getInstance()->setVoiceVolume(voice_mute ? 0.f : voice_volume);
LLVoiceClient::getInstance()->setMicGain(voice_mute ? 0.f : gSavedSettings.getF32("AudioLevelMic"));
if (!gViewerWindow->getActive() && (gSavedSettings.getBOOL("MuteWhenMinimized")))
{
LLVoiceClient::getInstance()->setMuteMic(true);
}
else
{
LLVoiceClient::getInstance()->setMuteMic(false);
}
}
}
void audio_update_listener()
{
if (gAudiop)
{
// update listener position because agent has moved
LLVector3d lpos_global = gAgentCamera.getCameraPositionGlobal();
LLVector3 lpos_global_f;
lpos_global_f.setVec(lpos_global);
gAudiop->setListener(lpos_global_f,
// LLViewerCamera::getInstance()VelocitySmoothed,
// LLVector3::zero,
gAgent.getVelocity(), // !!! *TODO: need to replace this with smoothed velocity!
LLViewerCamera::getInstance()->getUpAxis(),
LLViewerCamera::getInstance()->getAtAxis());
}
}
void audio_update_wind(bool force_update)
{
#ifdef kAUDIO_ENABLE_WIND
//
// Extract height above water to modulate filter by whether above/below water
//
LLViewerRegion* region = gAgent.getRegion();
if (region)
{
static F32 last_camera_water_height = -1000.f;
LLVector3 camera_pos = gAgentCamera.getCameraPositionAgent();
F32 camera_water_height = camera_pos.mV[VZ] - region->getWaterHeight();
//
// Don't update rolloff factor unless water surface has been crossed
//
if (force_update || (last_camera_water_height * camera_water_height) < 0.f)
{
static LLUICachedControl<F32> rolloff("AudioLevelRolloff", 1.0f);
if (camera_water_height < 0.f)
{
gAudiop->setRolloffFactor(rolloff * LL_ROLLOFF_MULTIPLIER_UNDER_WATER);
}
else
{
gAudiop->setRolloffFactor(rolloff);
}
}
// Scale down the contribution of weather-simulation wind to the
// ambient wind noise. Wind velocity averages 3.5 m/s, with gusts to 7 m/s
// whereas steady-state avatar walk velocity is only 3.2 m/s.
// Without this the world feels desolate on first login when you are
// standing still.
static LLUICachedControl<F32> wind_level("AudioLevelWind", 0.5f);
LLVector3 scaled_wind_vec = gWindVec * wind_level;
// Mix in the avatar's motion, subtract because when you walk north,
// the apparent wind moves south.
LLVector3 final_wind_vec = scaled_wind_vec - gAgent.getVelocity();
// rotate the wind vector to be listener (agent) relative
gRelativeWindVec = gAgent.getFrameAgent().rotateToLocal( final_wind_vec );
// don't use the setter setMaxWindGain() because we don't
// want to screw up the fade-in on startup by setting actual source gain
// outside the fade-in.
F32 master_volume = gSavedSettings.getBOOL("MuteAudio") ? 0.f : gSavedSettings.getF32("AudioLevelMaster");
F32 ambient_volume = gSavedSettings.getBOOL("MuteAmbient") ? 0.f : gSavedSettings.getF32("AudioLevelAmbient");
F32 max_wind_volume = master_volume * ambient_volume;
const F32 WIND_SOUND_TRANSITION_TIME = 2.f;
// amount to change volume this frame
F32 volume_delta = (LLFrameTimer::getFrameDeltaTimeF32() / WIND_SOUND_TRANSITION_TIME) * max_wind_volume;
if (force_update)
{
// initialize wind volume (force_update) by using large volume_delta
// which is sufficient to completely turn off or turn on wind noise
volume_delta = 1.f;
}
// mute wind when not flying
if (gAgent.getFlying())
{
// volume increases by volume_delta, up to no more than max_wind_volume
gAudiop->mMaxWindGain = llmin(gAudiop->mMaxWindGain + volume_delta, max_wind_volume);
}
else
{
// volume decreases by volume_delta, down to no less than 0
gAudiop->mMaxWindGain = llmax(gAudiop->mMaxWindGain - volume_delta, 0.f);
}
last_camera_water_height = camera_water_height;
gAudiop->updateWind(gRelativeWindVec, camera_water_height);
}
#endif
}
|
