phoenix-firestorm/indra/newview/llaudiosourcevo.cpp

130 lines
2.0 KiB
C++

/**
* @file llaudiosourcevo.cpp
* @author Douglas Soo, James Cook
* @brief Audio sources attached to viewer objects
*
* Copyright (c) 2006-$CurrentYear$, Linden Research, Inc.
* $License$
*/
#include "llviewerprecompiledheaders.h"
#include "llaudiosourcevo.h"
#include "llagent.h"
#include "llmutelist.h"
#include "llviewerparcelmgr.h"
LLAudioSourceVO::LLAudioSourceVO(const LLUUID &sound_id, const LLUUID& owner_id, const F32 gain, LLViewerObject *objectp)
: LLAudioSource(sound_id, owner_id, gain),
mObjectp(objectp),
mActualGain(gain)
{
setAmbient(FALSE);
updateGain();
update();
}
LLAudioSourceVO::~LLAudioSourceVO()
{
if (mObjectp)
{
mObjectp->clearAttachedSound();
}
mObjectp = NULL;
}
void LLAudioSourceVO::setGain(const F32 gain)
{
mActualGain = llclamp(gain, 0.f, 1.f);
updateGain();
}
void LLAudioSourceVO::updateGain()
{
if (!mObjectp)
{
return;
}
BOOL mute = FALSE;
if (gParcelMgr)
{
LLVector3d pos_global = mObjectp->getPositionGlobal();
if (!gParcelMgr->canHearSound(pos_global))
{
mute = TRUE;
}
}
if (!mute && gMuteListp)
{
if (gMuteListp->isMuted(mObjectp->getID()))
{
mute = TRUE;
}
else if (gMuteListp->isMuted(mOwnerID))
{
mute = TRUE;
}
else if (mObjectp->isAttachment())
{
LLViewerObject* parent = mObjectp;
while (parent
&& !parent->isAvatar())
{
parent = (LLViewerObject*)parent->getParent();
}
if (parent
&& gMuteListp->isMuted(parent->getID()))
{
mute = TRUE;
}
}
}
if (!mute)
{
mGain = mActualGain;
}
else
{
mGain = 0.f;
}
}
void LLAudioSourceVO::update()
{
if (!mObjectp)
{
return;
}
if (mObjectp->isDead())
{
mObjectp = NULL;
return;
}
updateGain();
if (mObjectp->isHUDAttachment())
{
mPositionGlobal = gAgent.getCameraPositionGlobal();
}
else
{
mPositionGlobal = mObjectp->getPositionGlobal();
}
if (mObjectp->getSubParent())
{
mVelocity = mObjectp->getSubParent()->getVelocity();
}
else
{
mVelocity = mObjectp->getVelocity();
}
LLAudioSource::update();
}