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/**
* @file llviewerparcelmediaautoplay.cpp
* @brief timer to automatically play media in a parcel
*
* $LicenseInfo:firstyear=2007&license=viewerlgpl$
* 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 "llviewerparcelmediaautoplay.h"
#include "llviewerparcelmedia.h"
#include "llviewercontrol.h"
#include "llviewermedia.h"
#include "llviewerregion.h"
#include "llparcel.h"
#include "llviewerparcelmgr.h"
#include "lluuid.h"
#include "message.h"
#include "llviewertexturelist.h" // for texture stats
#include "llagent.h"
#include "llmimetypes.h"
const F32 AUTOPLAY_TIME = 5; // how many seconds before we autoplay
const F32 AUTOPLAY_SIZE = 24*24; // how big the texture must be (pixel area) before we autoplay
const F32 AUTOPLAY_SPEED = 0.1f; // how slow should the agent be moving to autoplay
LLViewerParcelMediaAutoPlay::LLViewerParcelMediaAutoPlay() :
LLEventTimer(1),
mLastParcelID(-1),
mPlayed(FALSE),
mTimeInParcel(0)
{
}
static LLViewerParcelMediaAutoPlay *sAutoPlay = NULL;
// static
void LLViewerParcelMediaAutoPlay::initClass()
{
if (!sAutoPlay)
sAutoPlay = new LLViewerParcelMediaAutoPlay;
}
// static
void LLViewerParcelMediaAutoPlay::cleanupClass()
{
if (sAutoPlay)
delete sAutoPlay;
}
// static
void LLViewerParcelMediaAutoPlay::playStarted()
{
if (sAutoPlay)
{
sAutoPlay->mPlayed = TRUE;
}
}
BOOL LLViewerParcelMediaAutoPlay::tick()
{
LLParcel *this_parcel = NULL;
LLViewerRegion *this_region = NULL;
std::string this_media_url;
std::string this_media_type;
LLUUID this_media_texture_id;
S32 this_parcel_id = 0;
LLUUID this_region_id;
this_region = gAgent.getRegion();
if (this_region)
{
this_region_id = this_region->getRegionID();
}
this_parcel = LLViewerParcelMgr::getInstance()->getAgentParcel();
if (this_parcel)
{
this_media_url = this_parcel->getMediaURL();
this_media_type = this_parcel->getMediaType();
this_media_texture_id = this_parcel->getMediaID();
this_parcel_id = this_parcel->getLocalID();
}
if (this_parcel_id != mLastParcelID ||
this_region_id != mLastRegionID)
{
// we've entered a new parcel
mPlayed = FALSE; // we haven't autoplayed yet
mTimeInParcel = 0; // reset our timer
mLastParcelID = this_parcel_id;
mLastRegionID = this_region_id;
}
mTimeInParcel += mPeriod; // increase mTimeInParcel by the amount of time between ticks
if ((!mPlayed) && // if we've never played
(mTimeInParcel > AUTOPLAY_TIME) && // and if we've been here for so many seconds
(!this_media_url.empty()) && // and if the parcel has media
(stricmp(this_media_type.c_str(), LLMIMETypes::getDefaultMimeType().c_str()) != 0) &&
(LLViewerParcelMedia::sMediaImpl.isNull())) // and if the media is not already playing
{
if (this_media_texture_id.notNull()) // and if the media texture is good
{
LLViewerMediaTexture *image = LLViewerTextureManager::getMediaTexture(this_media_texture_id, FALSE) ;
F32 image_size = 0;
if (image)
{
image_size = image->getMaxVirtualSize() ;
}
if (gAgent.getVelocity().magVec() < AUTOPLAY_SPEED) // and if the agent is stopped (slow enough)
{
if (image_size > AUTOPLAY_SIZE) // and if the target texture is big enough on screen
{
if (this_parcel)
{
if (gSavedSettings.getBOOL("ParcelMediaAutoPlayEnable"))
{
// and last but not least, only play when autoplay is enabled
LLViewerParcelMedia::play(this_parcel);
}
}
mPlayed = TRUE;
}
}
}
}
return FALSE; // continue ticking forever please.
}
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