130 lines
3.1 KiB
C++
130 lines
3.1 KiB
C++
/**
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* @file llviewerparcelmediaautoplay.cpp
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* @author Karl Stiefvater
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* @brief timer to automatically play media in a parcel
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*
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* Copyright (c) 2007-$CurrentYear$, Linden Research, Inc.
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* $License$
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*/
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#include "llviewerprecompiledheaders.h"
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#include "llviewerparcelmediaautoplay.h"
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#include "llviewerparcelmedia.h"
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#include "llviewercontrol.h"
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#include "llviewermedia.h"
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#include "llparcel.h"
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#include "llviewerparcelmgr.h"
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#include "lluuid.h"
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#include "message.h"
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#include "llviewerimagelist.h" // for texture stats
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#include "llagent.h"
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const F32 AUTOPLAY_TIME = 5; // how many seconds before we autoplay
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const F32 AUTOPLAY_SIZE = 24*24; // how big the texture must be (pixel area) before we autoplay
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const F32 AUTOPLAY_SPEED = 0.1f; // how slow should the agent be moving to autoplay
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LLViewerParcelMediaAutoPlay::LLViewerParcelMediaAutoPlay() :
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LLEventTimer(1),
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mPlayed(FALSE),
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mTimeInParcel(0)
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{
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}
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static LLViewerParcelMediaAutoPlay *sAutoPlay = NULL;
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// static
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void LLViewerParcelMediaAutoPlay::initClass()
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{
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if (!sAutoPlay)
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sAutoPlay = new LLViewerParcelMediaAutoPlay;
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}
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// static
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void LLViewerParcelMediaAutoPlay::cleanupClass()
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{
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if (sAutoPlay)
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delete sAutoPlay;
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}
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// static
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void LLViewerParcelMediaAutoPlay::playStarted()
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{
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if (sAutoPlay)
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{
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sAutoPlay->mPlayed = TRUE;
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}
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}
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BOOL LLViewerParcelMediaAutoPlay::tick()
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{
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LLParcel *this_parcel = NULL;
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std::string this_media_url;
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LLUUID this_media_texture_id;
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S32 this_parcel_id = 0;
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if (gParcelMgr)
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{
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this_parcel = gParcelMgr->getAgentParcel();
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}
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if (this_parcel)
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{
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this_media_url = std::string(this_parcel->getMediaURL());
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this_media_texture_id = this_parcel->getMediaID();
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this_parcel_id = this_parcel->getLocalID();
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}
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if (this_parcel_id != mLastParcelID)
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{
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// we've entered a new parcel
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mPlayed = FALSE; // we haven't autoplayed yet
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mTimeInParcel = 0; // reset our timer
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mLastParcelID = this_parcel_id;
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}
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mTimeInParcel += mPeriod; // increase mTimeInParcel by the amount of time between ticks
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if ((!mPlayed) && // if we've never played
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(mTimeInParcel > AUTOPLAY_TIME) && // and if we've been here for so many seconds
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(this_media_url.size() != 0) && // and if the parcel has media
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(!LLViewerMedia::isMediaPlaying())) // and if the media is not already playing
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{
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if (this_media_texture_id.notNull()) // and if the media texture is good
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{
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LLViewerImage *image = gImageList.getImage(this_media_texture_id, FALSE);
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F32 image_size = 0;
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if (image)
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{
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image_size = image->mMaxVirtualSize;
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}
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if (gAgent.getVelocity().magVec() < AUTOPLAY_SPEED) // and if the agent is stopped (slow enough)
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{
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if (image_size > AUTOPLAY_SIZE) // and if the target texture is big enough on screen
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{
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if (this_parcel)
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{
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if (gSavedSettings.getBOOL("ParcelMediaAutoPlayEnable"))
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{
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// and last but not least, only play when autoplay is enabled
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LLViewerParcelMedia::play(this_parcel);
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}
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}
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mPlayed = TRUE;
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}
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}
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}
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}
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return FALSE; // continue ticking forever please.
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}
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