162 lines
3.2 KiB
C++
162 lines
3.2 KiB
C++
/**
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* @file llaudiosourcevo.cpp
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* @author Douglas Soo, James Cook
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* @brief Audio sources attached to viewer objects
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*
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* $LicenseInfo:firstyear=2006&license=viewerlgpl$
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* Second Life Viewer Source Code
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* Copyright (C) 2010, Linden Research, Inc.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation;
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* version 2.1 of the License only.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* Linden Research, Inc., 945 Battery Street, San Francisco, CA 94111 USA
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* $/LicenseInfo$
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*/
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#include "llviewerprecompiledheaders.h"
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#include "llaudiosourcevo.h"
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#include "llagentcamera.h"
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#include "llmutelist.h"
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#include "llviewerparcelmgr.h"
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LLAudioSourceVO::LLAudioSourceVO(const LLUUID &sound_id, const LLUUID& owner_id, const F32 gain, LLViewerObject *objectp)
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: LLAudioSource(sound_id, owner_id, gain, LLAudioEngine::AUDIO_TYPE_SFX),
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mObjectp(objectp),
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mActualGain(gain)
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{
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setAmbient(FALSE);
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updateGain();
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update();
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}
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LLAudioSourceVO::~LLAudioSourceVO()
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{
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if (mObjectp)
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{
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mObjectp->clearAttachedSound();
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}
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mObjectp = NULL;
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}
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void LLAudioSourceVO::setGain(const F32 gain)
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{
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mActualGain = llclamp(gain, 0.f, 1.f);
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updateGain();
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}
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void LLAudioSourceVO::updateGain()
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{
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if (!mObjectp)
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{
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return;
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}
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BOOL mute = FALSE;
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LLVector3d pos_global;
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if (mObjectp->isAttachment())
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{
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LLViewerObject* parent = mObjectp;
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while (parent && !parent->isAvatar())
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{
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parent = (LLViewerObject*)parent->getParent();
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}
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if (parent)
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{
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pos_global = parent->getPositionGlobal();
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}
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}
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else
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{
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pos_global = mObjectp->getPositionGlobal();
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}
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if (!LLViewerParcelMgr::getInstance()->canHearSound(pos_global))
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{
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mute = TRUE;
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}
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if (!mute)
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{
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if (LLMuteList::getInstance()->isMuted(mObjectp->getID()))
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{
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mute = TRUE;
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}
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else if (LLMuteList::getInstance()->isMuted(mOwnerID, LLMute::flagObjectSounds))
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{
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mute = TRUE;
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}
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else if (mObjectp->isAttachment())
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{
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LLViewerObject* parent = mObjectp;
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while (parent && !parent->isAvatar())
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{
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parent = (LLViewerObject*)parent->getParent();
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}
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if (parent
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&& LLMuteList::getInstance()->isMuted(parent->getID()))
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{
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mute = TRUE;
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}
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}
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}
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if (!mute)
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{
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mGain = mActualGain;
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}
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else
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{
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mGain = 0.f;
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}
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}
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void LLAudioSourceVO::update()
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{
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if (!mObjectp)
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{
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return;
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}
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if (mObjectp->isDead())
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{
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mObjectp = NULL;
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return;
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}
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updateGain();
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if (mObjectp->isHUDAttachment())
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{
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mPositionGlobal = gAgentCamera.getCameraPositionGlobal();
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}
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else
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{
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mPositionGlobal = mObjectp->getPositionGlobal();
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}
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if (mObjectp->getSubParent())
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{
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mVelocity = mObjectp->getSubParent()->getVelocity();
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}
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else
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{
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mVelocity = mObjectp->getVelocity();
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}
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LLAudioSource::update();
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}
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