merge storm-163 / Port of VWR-14914 to SG 2.0 : Intermittent FPS drop related to "audio" (main thread hangs often on openal lock)

8 files changed, 103 insertions, 61 deletions

diff --git a/doc/contributions.txt b/doc/contributions.txt
index 3c5c2793a5..8739bfd1be 100644
--- a/doc/contributions.txt
+++ b/doc/contributions.txt
@@ -67,6 +67,7 @@ Aleric Inglewood
 	VWR-14426
 	SNOW-84
 	SNOW-766
+	STORM-163
 Ales Beaumont
 	VWR-9352
 	SNOW-240
diff --git a/indra/llaudio/llaudioengine.cpp b/indra/llaudio/llaudioengine.cpp
index 8843acc891..1cc03bddb8 100644
--- a/indra/llaudio/llaudioengine.cpp
+++ b/indra/llaudio/llaudioengine.cpp
@@ -97,6 +97,7 @@ void LLAudioEngine::setDefaults()
 	}
 
 	mMasterGain = 1.f;
+	mInternalGain = 0.f;
 	mNextWindUpdate = 0.f;
 
 	mStreamingAudioImpl = NULL;
@@ -247,15 +248,6 @@ void LLAudioEngine::idle(F32 max_decode_time)
 	// Primarily does position updating, cleanup of unused audio sources.
 	// Also does regeneration of the current priority of each audio source.
 
-	if (getMuted())
-	{
-		setInternalGain(0.f);
-	}
-	else
-	{
-		setInternalGain(getMasterGain());
-	}
-
 	S32 i;
 	for (i = 0; i < MAX_BUFFERS; i++)
 	{
@@ -284,6 +276,12 @@ void LLAudioEngine::idle(F32 max_decode_time)
 			continue;
 		}
 
+		if (sourcep->isMuted())
+		{
+			++iter;
+		  	continue;
+		}
+
 		if (!sourcep->getChannel() && sourcep->getCurrentBuffer())
 		{
 			// We could potentially play this sound if its priority is high enough.
@@ -336,9 +334,9 @@ void LLAudioEngine::idle(F32 max_decode_time)
 		// attached to each channel, since only those with active channels
 		// can have anything interesting happen with their queue? (Maybe not true)
 		LLAudioSource *sourcep = iter->second;
-		if (!sourcep->mQueuedDatap)
+		if (!sourcep->mQueuedDatap || sourcep->isMuted())
 		{
-			// Nothing queued, so we don't care.
+			// Muted, or nothing queued, so we don't care.
 			continue;
 		}
 
@@ -418,6 +416,10 @@ void LLAudioEngine::idle(F32 max_decode_time)
 	for (iter = mAllSources.begin(); iter != mAllSources.end(); ++iter)
 	{
 		LLAudioSource *sourcep = iter->second;
+		if (sourcep->isMuted())
+		{
+			continue;
+		}
 		if (sourcep->isSyncMaster())
 		{
 			if (sourcep->getPriority() > max_sm_priority)
@@ -691,15 +693,23 @@ bool LLAudioEngine::isWindEnabled()
 
 void LLAudioEngine::setMuted(bool muted)
 {
-	mMuted = muted;
+	if (muted != mMuted)
+	{
+		mMuted = muted;
+		setMasterGain(mMasterGain);
+	}
 	enableWind(!mMuted);
 }
 
-
 void LLAudioEngine::setMasterGain(const F32 gain)
 {
 	mMasterGain = gain;
-	setInternalGain(gain);
+	F32 internal_gain = getMuted() ? 0.f : gain;
+	if (internal_gain != mInternalGain)
+	{
+		mInternalGain = internal_gain;
+		setInternalGain(mInternalGain);
+	}
 }
 
 F32 LLAudioEngine::getMasterGain()
@@ -1243,13 +1253,14 @@ LLAudioSource::LLAudioSource(const LLUUID& id, const LLUUID& owner_id, const F32
 	mOwnerID(owner_id),
 	mPriority(0.f),
 	mGain(gain),
-	mType(type),
+	mSourceMuted(false),
 	mAmbient(false),
 	mLoop(false),
 	mSyncMaster(false),
 	mSyncSlave(false),
 	mQueueSounds(false),
 	mPlayedOnce(false),
+	mType(type),
 	mChannelp(NULL),
 	mCurrentDatap(NULL),
 	mQueuedDatap(NULL)
@@ -1301,6 +1312,10 @@ void LLAudioSource::updatePriority()
 	{
 		mPriority = 1.f;
 	}
+	else if (isMuted())
+	{
+		mPriority = 0.f;
+	}
 	else
 	{
 		// Priority is based on distance
@@ -1349,25 +1364,33 @@ bool LLAudioSource::setupChannel()
 
 bool LLAudioSource::play(const LLUUID &audio_uuid)
 {
+	// Special abuse of play(); don't play a sound, but kill it.
 	if (audio_uuid.isNull())
 	{
 		if (getChannel())
 		{
 			getChannel()->setSource(NULL);
 			setChannel(NULL);
-			addAudioData(NULL, true);
+			if (!isMuted())
+			{
+				mCurrentDatap = NULL;
+			}
 		}
+		return false;
 	}
+
 	// Reset our age timeout if someone attempts to play the source.
 	mAgeTimer.reset();
 
 	LLAudioData *adp = gAudiop->getAudioData(audio_uuid);
-
-	bool has_buffer = gAudiop->updateBufferForData(adp, audio_uuid);
-
-
 	addAudioData(adp);
 
+	if (isMuted())
+	{
+		return false;
+	}
+
+	bool has_buffer = gAudiop->updateBufferForData(adp, audio_uuid);
 	if (!has_buffer)
 	{
 		// Don't bother trying to set up a channel or anything, we don't have an audio buffer.
@@ -1392,10 +1415,11 @@ bool LLAudioSource::play(const LLUUID &audio_uuid)
 }
 
 
-bool LLAudioSource::isDone()
+bool LLAudioSource::isDone() const
 {
 	const F32 MAX_AGE = 60.f;
 	const F32 MAX_UNPLAYED_AGE = 15.f;
+	const F32 MAX_MUTED_AGE = 11.f;
 
 	if (isLoop())
 	{
@@ -1403,7 +1427,6 @@ bool LLAudioSource::isDone()
 		return false;
 	}
 
-
 	if (hasPendingPreloads())
 	{
 		return false;
@@ -1420,10 +1443,10 @@ bool LLAudioSource::isDone()
 	// This is a single-play source
 	if (!mChannelp)
 	{
-		if ((elapsed > MAX_UNPLAYED_AGE) || mPlayedOnce)
+		if ((elapsed > (mSourceMuted ? MAX_MUTED_AGE : MAX_UNPLAYED_AGE)) || mPlayedOnce)
 		{
 			// We don't have a channel assigned, and it's been
-			// over 5 seconds since we tried to play it.  Don't bother.
+			// over 15 seconds since we tried to play it.  Don't bother.
 			//llinfos << "No channel assigned, source is done" << llendl;
 			return true;
 		}
@@ -1449,7 +1472,7 @@ bool LLAudioSource::isDone()
 
 	if ((elapsed > MAX_UNPLAYED_AGE) || mPlayedOnce)
 	{
-		// The sound isn't playing back after 5 seconds or we're already done playing it, kill it.
+		// The sound isn't playing back after 15 seconds or we're already done playing it, kill it.
 		return true;
 	}
 
diff --git a/indra/llaudio/llaudioengine.h b/indra/llaudio/llaudioengine.h
index 6a5000d7ed..30d2490635 100644
--- a/indra/llaudio/llaudioengine.h
+++ b/indra/llaudio/llaudioengine.h
@@ -118,8 +118,8 @@ public:
 	// Use these for temporarily muting the audio system.
 	// Does not change buffers, initialization, etc. but
 	// stops playing new sounds.
-	virtual void setMuted(bool muted);
-	virtual bool getMuted() const { return mMuted; }
+	void setMuted(bool muted);
+	bool getMuted() const { return mMuted; }
 #ifdef USE_PLUGIN_MEDIA
 	LLPluginClassMedia* initializeMedia(const std::string& media_type);
 #endif
@@ -239,6 +239,7 @@ protected:
 	LLAudioBuffer *mBuffers[MAX_BUFFERS];
 	
 	F32 mMasterGain;
+	F32 mInternalGain;			// Actual gain set; either mMasterGain or 0 when mMuted is true.
 	F32 mSecondaryGain[AUDIO_TYPE_COUNT];
 
 	F32 mNextWindUpdate;
@@ -303,7 +304,8 @@ public:
 	virtual void setGain(const F32 gain)							{ mGain = llclamp(gain, 0.f, 1.f); }
 
 	const LLUUID &getID() const		{ return mID; }
-	bool isDone();
+	bool isDone() const;
+	bool isMuted() const { return mSourceMuted; }
 
 	LLAudioData *getCurrentData();
 	LLAudioData *getQueuedData();
@@ -325,6 +327,7 @@ protected:
 	LLUUID			mOwnerID;	// owner of the object playing the sound
 	F32				mPriority;
 	F32				mGain;
+	bool			mSourceMuted;
 	bool			mAmbient;
 	bool			mLoop;
 	bool			mSyncMaster;
diff --git a/indra/newview/llaudiosourcevo.cpp b/indra/newview/llaudiosourcevo.cpp
index 40eb5ebcd1..b37aba6c15 100644
--- a/indra/newview/llaudiosourcevo.cpp
+++ b/indra/newview/llaudiosourcevo.cpp
@@ -35,11 +35,8 @@
 
 LLAudioSourceVO::LLAudioSourceVO(const LLUUID &sound_id, const LLUUID& owner_id, const F32 gain, LLViewerObject *objectp)
 	:	LLAudioSource(sound_id, owner_id, gain, LLAudioEngine::AUDIO_TYPE_SFX), 
-	mObjectp(objectp), 
-	mActualGain(gain)
+	mObjectp(objectp)
 {
-	setAmbient(FALSE);
-	updateGain();
 	update();
 }
 
@@ -54,18 +51,18 @@ LLAudioSourceVO::~LLAudioSourceVO()
 
 void LLAudioSourceVO::setGain(const F32 gain)
 {
-	mActualGain = llclamp(gain, 0.f, 1.f);
-	updateGain();
+	mGain = llclamp(gain, 0.f, 1.f);
 }
 
-void LLAudioSourceVO::updateGain()
+void LLAudioSourceVO::updateMute()
 {
-	if (!mObjectp)
+	if (!mObjectp || mObjectp->isDead())
 	{
+	  	mSourceMuted = true;
 		return;
 	}
 
-	BOOL mute = FALSE;
+	bool mute = false;
 	LLVector3d pos_global;
 
 	if (mObjectp->isAttachment())
@@ -84,21 +81,21 @@ void LLAudioSourceVO::updateGain()
 	{
 		pos_global = mObjectp->getPositionGlobal();
 	}
-	
+
 	if (!LLViewerParcelMgr::getInstance()->canHearSound(pos_global))
 	{
-		mute = TRUE;
+		mute = true;
 	}
 
 	if (!mute)
 	{
 		if (LLMuteList::getInstance()->isMuted(mObjectp->getID()))
 		{
-			mute = TRUE;
+			mute = true;
 		}
 		else if (LLMuteList::getInstance()->isMuted(mOwnerID, LLMute::flagObjectSounds))
 		{
-			mute = TRUE;
+			mute = true;
 		}
 		else if (mObjectp->isAttachment())
 		{
@@ -110,24 +107,38 @@ void LLAudioSourceVO::updateGain()
 			if (parent 
 				&& LLMuteList::getInstance()->isMuted(parent->getID()))
 			{
-				mute = TRUE;
+				mute = true;
 			}
 		}
 	}
 
-	if (!mute)
+	if (mute != mSourceMuted)
 	{
-		mGain = mActualGain;
-	}
-	else
-	{
-		mGain = 0.f;
+		mSourceMuted = mute;
+		if (mSourceMuted)
+		{
+		  	// Stop the sound.
+			this->play(LLUUID::null);
+		}
+		else
+		{
+		  	// Muted sounds keep there data at all times, because
+			// it's the place where the audio UUID is stored.
+			// However, it's possible that mCurrentDatap is
+			// NULL when this source did only preload sounds.
+			if (mCurrentDatap)
+			{
+		  		// Restart the sound.
+				this->play(mCurrentDatap->getID());
+			}
+		}
 	}
 }
 
-
 void LLAudioSourceVO::update()
 {
+	updateMute();
+
 	if (!mObjectp)
 	{
 		return;
@@ -139,7 +150,11 @@ void LLAudioSourceVO::update()
 		return;
 	}
 
-	updateGain();
+	if (mSourceMuted)
+	{
+	  	return;
+	}
+
 	if (mObjectp->isHUDAttachment())
 	{
 		mPositionGlobal = gAgentCamera.getCameraPositionGlobal();
diff --git a/indra/newview/llaudiosourcevo.h b/indra/newview/llaudiosourcevo.h
index a68f58a4b2..f1d8ef4528 100644
--- a/indra/newview/llaudiosourcevo.h
+++ b/indra/newview/llaudiosourcevo.h
@@ -42,11 +42,10 @@ public:
 	/*virtual*/ void setGain(const F32 gain);
 
 private:
-	void updateGain();
+	void updateMute();
 
 private:
 	LLPointer<LLViewerObject>	mObjectp;
-	F32							mActualGain; // The "real" gain, when not off due to parcel effects
 };
 
 #endif // LL_LLAUDIOSOURCEVO_H
diff --git a/indra/newview/llvieweraudio.cpp b/indra/newview/llvieweraudio.cpp
index 750bb224b1..b19c738ed2 100644
--- a/indra/newview/llvieweraudio.cpp
+++ b/indra/newview/llvieweraudio.cpp
@@ -114,10 +114,6 @@ void audio_update_volume(bool force_update)
 
 		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)
diff --git a/indra/newview/llviewermessage.cpp b/indra/newview/llviewermessage.cpp
index c35173a7d4..2f3aeec9b3 100644
--- a/indra/newview/llviewermessage.cpp
+++ b/indra/newview/llviewermessage.cpp
@@ -4213,13 +4213,11 @@ void process_preload_sound(LLMessageSystem *msg, void **user_data)
 
 	// Don't play sounds from a region with maturity above current agent maturity
 	LLVector3d pos_global = objectp->getPositionGlobal();
-	if( !gAgent.canAccessMaturityAtGlobal( pos_global ) )
+	if (gAgent.canAccessMaturityAtGlobal(pos_global))
 	{
-		return;
+		// Add audioData starts a transfer internally.
+		sourcep->addAudioData(datap, FALSE);
 	}
-	
-	// Add audioData starts a transfer internally.
-	sourcep->addAudioData(datap, FALSE);
 }
 
 void process_attached_sound(LLMessageSystem *msg, void **user_data)
diff --git a/indra/newview/llviewerobject.cpp b/indra/newview/llviewerobject.cpp
index 741a9e6ec4..fd3e80d755 100644
--- a/indra/newview/llviewerobject.cpp
+++ b/indra/newview/llviewerobject.cpp
@@ -4445,6 +4445,13 @@ void LLViewerObject::setAttachedSound(const LLUUID &audio_uuid, const LLUUID& ow
 		mAudioSourcep = NULL;
 	}
 
+	if (mAudioSourcep && mAudioSourcep->isMuted() &&
+	    mAudioSourcep->getCurrentData() && mAudioSourcep->getCurrentData()->getID() == audio_uuid)
+	{
+		//llinfos << "Already having this sound as muted sound, ignoring" << llendl;
+		return;
+	}
+
 	getAudioSource(owner_id);
 
 	if (mAudioSourcep)