llappviewer.cpp

/** 
 * @file llappviewer.cpp
 * @brief The LLAppViewer class definitions
 *
 * $LicenseInfo:firstyear=2007&license=viewerlgpl$
 * 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 "llappviewer.h"

// Viewer includes
#include "llversioninfo.h"
#include "llversionviewer.h"
#include "llfeaturemanager.h"
#include "lluictrlfactory.h"
#include "lltexteditor.h"
#include "llerrorcontrol.h"
#include "lleventtimer.h"
#include "llviewertexturelist.h"
#include "llgroupmgr.h"
#include "llagent.h"
#include "llagentcamera.h"
#include "llagentlanguage.h"
#include "llagentwearables.h"
#include "llwindow.h"
#include "llviewerstats.h"
#include "llviewerstatsrecorder.h"
#include "llmd5.h"
#include "llpumpio.h"
#include "llmimetypes.h"
#include "llslurl.h"
#include "llstartup.h"
#include "llfocusmgr.h"
#include "llviewerjoystick.h"
#include "llallocator.h"
#include "llares.h" 
#include "llcurl.h"
#include "lltexturestats.h"
#include "lltexturestats.h"
#include "llviewerwindow.h"
#include "llviewerdisplay.h"
#include "llviewermedia.h"
#include "llviewerparcelmedia.h"
#include "llviewermediafocus.h"
#include "llviewermessage.h"
#include "llviewerobjectlist.h"
#include "llworldmap.h"
#include "llmutelist.h"
#include "llviewerhelp.h"
#include "lluicolortable.h"
#include "llurldispatcher.h"
#include "llurlhistory.h"
//#include "llfirstuse.h"
#include "llrender.h"
#include "llteleporthistory.h"
#include "lllocationhistory.h"
#include "llfasttimerview.h"
#include "llvoicechannel.h"
#include "llvoavatarself.h"
#include "llsidetray.h"
#include "llfeaturemanager.h"
#include "llurlmatch.h"
#include "lltextutil.h"
#include "lllogininstance.h"
#include "llprogressview.h"

#include "llweb.h"
#include "llsecondlifeurls.h"
#include "llupdaterservice.h"

// Linden library includes
#include "llavatarnamecache.h"
#include "llimagej2c.h"
#include "llmemory.h"
#include "llprimitive.h"
#include "llurlaction.h"
#include "llurlentry.h"
#include "llvfile.h"
#include "llvfsthread.h"
#include "llvolumemgr.h"
#include "llxfermanager.h"

#include "llnotificationmanager.h"
#include "llnotifications.h"
#include "llnotificationsutil.h"

// Third party library includes
#include <boost/bind.hpp>


#if LL_WINDOWS
#	include <share.h> // For _SH_DENYWR in initMarkerFile
#else
#   include <sys/file.h> // For initMarkerFile support
#endif

#include "llapr.h"
#include "apr_dso.h"
#include <boost/lexical_cast.hpp>

#include "llviewerkeyboard.h"
#include "lllfsthread.h"
#include "llworkerthread.h"
#include "lltexturecache.h"
#include "lltexturefetch.h"
#include "llimageworker.h"
#include "llevents.h"

// The files below handle dependencies from cleanup.
#include "llkeyframemotion.h"
#include "llworldmap.h"
#include "llhudmanager.h"
#include "lltoolmgr.h"
#include "llassetstorage.h"
#include "llpolymesh.h"
#include "llcachename.h"
#include "llaudioengine.h"
#include "llstreamingaudio.h"
#include "llviewermenu.h"
#include "llselectmgr.h"
#include "lltrans.h"
#include "lltransutil.h"
#include "lltracker.h"
#include "llviewerparcelmgr.h"
#include "llworldmapview.h"
#include "llpostprocess.h"
#include "llwlparammanager.h"
#include "llwaterparammanager.h"

#include "lldebugview.h"
#include "llconsole.h"
#include "llcontainerview.h"
#include "lltooltip.h"

#include "llsdserialize.h"

#include "llworld.h"
#include "llhudeffecttrail.h"
#include "llvectorperfoptions.h"
#include "llslurl.h"
#include "llwatchdog.h"

// Included so that constants/settings might be initialized
// in save_settings_to_globals()
#include "llbutton.h"
#include "llstatusbar.h"
#include "llsurface.h"
#include "llvosky.h"
#include "llvotree.h"
#include "llvoavatar.h"
#include "llfolderview.h"
#include "llagentpilot.h"
#include "llvovolume.h"
#include "llflexibleobject.h" 
#include "llvosurfacepatch.h"
#include "llviewerfloaterreg.h"
#include "llcommandlineparser.h"
#include "llfloatermemleak.h"
#include "llfloaterreg.h"
#include "llfloatersnapshot.h"
#include "llfloaterinventory.h"

// includes for idle() idleShutdown()
#include "llviewercontrol.h"
#include "lleventnotifier.h"
#include "llcallbacklist.h"
#include "pipeline.h"
#include "llgesturemgr.h"
#include "llsky.h"
#include "llvlmanager.h"
#include "llviewercamera.h"
#include "lldrawpoolbump.h"
#include "llvieweraudio.h"
#include "llimview.h"
#include "llviewerthrottle.h"
#include "llparcel.h"
#include "llavatariconctrl.h"
#include "llgroupiconctrl.h"
#include "llviewerassetstats.h"

// Include for security api initialization
#include "llsecapi.h"
#include "llmachineid.h"

#include "llmainlooprepeater.h"

// *FIX: These extern globals should be cleaned up.
// The globals either represent state/config/resource-storage of either 
// this app, or another 'component' of the viewer. App globals should be 
// moved into the app class, where as the other globals should be 
// moved out of here.
// If a global symbol reference seems valid, it will be included
// via header files above.

//----------------------------------------------------------------------------
// llviewernetwork.h
#include "llviewernetwork.h"
// define a self-registering event API object
#include "llappviewerlistener.h"

#if (LL_LINUX || LL_SOLARIS) && LL_GTK
#include "glib.h"
#endif // (LL_LINUX || LL_SOLARIS) && LL_GTK

#if LL_MSVC
// disable boost::lexical_cast warning
#pragma warning (disable:4702)
#endif

static LLAppViewerListener sAppViewerListener(LLAppViewer::instance);

////// Windows-specific includes to the bottom - nasty defines in these pollute the preprocessor
//
//----------------------------------------------------------------------------
// viewer.cpp - these are only used in viewer, should be easily moved.

#if LL_DARWIN
extern void init_apple_menu(const char* product);
#endif // LL_DARWIN

extern BOOL gRandomizeFramerate;
extern BOOL gPeriodicSlowFrame;
extern BOOL gDebugGL;

////////////////////////////////////////////////////////////
// All from the last globals push...
const F32 DEFAULT_AFK_TIMEOUT = 5.f * 60.f; // time with no input before user flagged as Away From Keyboard

F32 gSimLastTime; // Used in LLAppViewer::init and send_stats()
F32 gSimFrames;

BOOL gShowObjectUpdates = FALSE;
BOOL gUseQuickTime = TRUE;

eLastExecEvent gLastExecEvent = LAST_EXEC_NORMAL;

LLSD gDebugInfo;

U32	gFrameCount = 0;
U32 gForegroundFrameCount = 0; // number of frames that app window was in foreground
LLPumpIO* gServicePump = NULL;

U64 gFrameTime = 0;
F32 gFrameTimeSeconds = 0.f;
F32 gFrameIntervalSeconds = 0.f;
F32 gFPSClamped = 10.f;						// Pretend we start at target rate.
F32 gFrameDTClamped = 0.f;					// Time between adjacent checks to network for packets
U64	gStartTime = 0; // gStartTime is "private", used only to calculate gFrameTimeSeconds
U32 gFrameStalls = 0;
const F64 FRAME_STALL_THRESHOLD = 1.0;

LLTimer gRenderStartTime;
LLFrameTimer gForegroundTime;
LLFrameTimer gLoggedInTime;
LLTimer gLogoutTimer;
static const F32 LOGOUT_REQUEST_TIME = 6.f;  // this will be cut short by the LogoutReply msg.
F32 gLogoutMaxTime = LOGOUT_REQUEST_TIME;

BOOL				gDisconnected = FALSE;

// used to restore texture state after a mode switch
LLFrameTimer	gRestoreGLTimer;
BOOL			gRestoreGL = FALSE;
BOOL				gUseWireframe = FALSE;

// VFS globals - see llappviewer.h
LLVFS* gStaticVFS = NULL;

LLMemoryInfo gSysMemory;
U64 gMemoryAllocated = 0; // updated in display_stats() in llviewerdisplay.cpp

std::string gLastVersionChannel;

LLVector3			gWindVec(3.0, 3.0, 0.0);
LLVector3			gRelativeWindVec(0.0, 0.0, 0.0);

U32		gPacketsIn = 0;

BOOL				gPrintMessagesThisFrame = FALSE;

BOOL gRandomizeFramerate = FALSE;
BOOL gPeriodicSlowFrame = FALSE;

BOOL gCrashOnStartup = FALSE;
BOOL gLLErrorActivated = FALSE;
BOOL gLogoutInProgress = FALSE;

////////////////////////////////////////////////////////////
// Internal globals... that should be removed.
static std::string gArgs;

const std::string MARKER_FILE_NAME("SecondLife.exec_marker");
const std::string ERROR_MARKER_FILE_NAME("SecondLife.error_marker");
const std::string LLERROR_MARKER_FILE_NAME("SecondLife.llerror_marker");
const std::string LOGOUT_MARKER_FILE_NAME("SecondLife.logout_marker");
static BOOL gDoDisconnect = FALSE;
static std::string gLaunchFileOnQuit;

// Used on Win32 for other apps to identify our window (eg, win_setup)
const char* const VIEWER_WINDOW_CLASSNAME = "Second Life";

//----------------------------------------------------------------------------

// List of entries from strings.xml to always replace
static std::set<std::string> default_trans_args;
void init_default_trans_args()
{
	default_trans_args.insert("SECOND_LIFE"); // World
	default_trans_args.insert("APP_NAME");
	default_trans_args.insert("CAPITALIZED_APP_NAME");
	default_trans_args.insert("SECOND_LIFE_GRID");
	default_trans_args.insert("SUPPORT_SITE");
}

//----------------------------------------------------------------------------
// File scope definitons
const char *VFS_DATA_FILE_BASE = "data.db2.x.";
const char *VFS_INDEX_FILE_BASE = "index.db2.x.";

static std::string gWindowTitle;

LLAppViewer::LLUpdaterInfo *LLAppViewer::sUpdaterInfo = NULL ;

//----------------------------------------------------------------------------
// Metrics logging control constants
//----------------------------------------------------------------------------
static const F32 METRICS_INTERVAL_DEFAULT = 600.0;
static const F32 METRICS_INTERVAL_QA = 30.0;
static F32 app_metrics_interval = METRICS_INTERVAL_DEFAULT;
static bool app_metrics_qa_mode = false;

void idle_afk_check()
{
	// check idle timers
	if (gSavedSettings.getS32("AFKTimeout") && (gAwayTriggerTimer.getElapsedTimeF32() > gSavedSettings.getS32("AFKTimeout")))
	{
		gAgent.setAFK();
	}
}

// A callback set in LLAppViewer::init()
static void ui_audio_callback(const LLUUID& uuid)
{
	if (gAudiop)
	{
		gAudiop->triggerSound(uuid, gAgent.getID(), 1.0f, LLAudioEngine::AUDIO_TYPE_UI);
	}
}

bool	create_text_segment_icon_from_url_match(LLUrlMatch* match,LLTextBase* base)
{
	if(!match || !base || base->getPlainText())
		return false;

	LLUUID match_id = match->getID();

	LLIconCtrl* icon;

	if(gAgent.isInGroup(match_id, TRUE))
	{
		LLGroupIconCtrl::Params icon_params;
		icon_params.group_id = match_id;
		icon_params.rect = LLRect(0, 16, 16, 0);
		icon_params.visible = true;
		icon = LLUICtrlFactory::instance().create<LLGroupIconCtrl>(icon_params);
	}
	else
	{
		LLAvatarIconCtrl::Params icon_params;
		icon_params.avatar_id = match_id;
		icon_params.rect = LLRect(0, 16, 16, 0);
		icon_params.visible = true;
		icon = LLUICtrlFactory::instance().create<LLAvatarIconCtrl>(icon_params);
	}

	LLInlineViewSegment::Params params;
	params.force_newline = false;
	params.view = icon;
	params.left_pad = 4;
	params.right_pad = 4;
	params.top_pad = -2;
	params.bottom_pad = 2;

	base->appendWidget(params," ",false);
	
	return true;
}

void request_initial_instant_messages()
{
	static BOOL requested = FALSE;
	if (!requested
		&& gMessageSystem
		&& LLMuteList::getInstance()->isLoaded()
		&& isAgentAvatarValid())
	{
		// Auto-accepted inventory items may require the avatar object
		// to build a correct name.  Likewise, inventory offers from
		// muted avatars require the mute list to properly mute.
		LLMessageSystem* msg = gMessageSystem;
		msg->newMessageFast(_PREHASH_RetrieveInstantMessages);
		msg->nextBlockFast(_PREHASH_AgentData);
		msg->addUUIDFast(_PREHASH_AgentID, gAgent.getID());
		msg->addUUIDFast(_PREHASH_SessionID, gAgent.getSessionID());
		gAgent.sendReliableMessage();
		requested = TRUE;
	}
}

// A settings system callback for CrashSubmitBehavior
bool handleCrashSubmitBehaviorChanged(const LLSD& newvalue)
{
	S32 cb = newvalue.asInteger();
	const S32 NEVER_SUBMIT_REPORT = 2;
	if(cb == NEVER_SUBMIT_REPORT)
	{
		LLAppViewer::instance()->destroyMainloopTimeout();
	}
	return true;
}

// Use these strictly for things that are constructed at startup,
// or for things that are performance critical.  JC
static void settings_to_globals()
{
	LLBUTTON_H_PAD		= gSavedSettings.getS32("ButtonHPad");
	BTN_HEIGHT_SMALL	= gSavedSettings.getS32("ButtonHeightSmall");
	BTN_HEIGHT			= gSavedSettings.getS32("ButtonHeight");

	MENU_BAR_HEIGHT		= gSavedSettings.getS32("MenuBarHeight");
	MENU_BAR_WIDTH		= gSavedSettings.getS32("MenuBarWidth");

	LLSurface::setTextureSize(gSavedSettings.getU32("RegionTextureSize"));
	
	LLImageGL::sGlobalUseAnisotropic	= gSavedSettings.getBOOL("RenderAnisotropic");
	LLVOVolume::sLODFactor				= gSavedSettings.getF32("RenderVolumeLODFactor");
	LLVOVolume::sDistanceFactor			= 1.f-LLVOVolume::sLODFactor * 0.1f;
	LLVolumeImplFlexible::sUpdateFactor = gSavedSettings.getF32("RenderFlexTimeFactor");
	LLVOTree::sTreeFactor				= gSavedSettings.getF32("RenderTreeLODFactor");
	LLVOAvatar::sLODFactor				= gSavedSettings.getF32("RenderAvatarLODFactor");
	LLVOAvatar::sMaxVisible				= (U32)gSavedSettings.getS32("RenderAvatarMaxVisible");
	LLVOAvatar::sVisibleInFirstPerson	= gSavedSettings.getBOOL("FirstPersonAvatarVisible");
	// clamp auto-open time to some minimum usable value
	LLFolderView::sAutoOpenTime			= llmax(0.25f, gSavedSettings.getF32("FolderAutoOpenDelay"));
	LLSelectMgr::sRectSelectInclusive	= gSavedSettings.getBOOL("RectangleSelectInclusive");
	LLSelectMgr::sRenderHiddenSelections = gSavedSettings.getBOOL("RenderHiddenSelections");
	LLSelectMgr::sRenderLightRadius = gSavedSettings.getBOOL("RenderLightRadius");

	gAgentPilot.mNumRuns		= gSavedSettings.getS32("StatsNumRuns");
	gAgentPilot.mQuitAfterRuns	= gSavedSettings.getBOOL("StatsQuitAfterRuns");
	gAgent.setHideGroupTitle(gSavedSettings.getBOOL("RenderHideGroupTitle"));

	gDebugWindowProc = gSavedSettings.getBOOL("DebugWindowProc");
	gShowObjectUpdates = gSavedSettings.getBOOL("ShowObjectUpdates");
	LLWorldMapView::sMapScale = gSavedSettings.getF32("MapScale");

	LLCubeMap::sUseCubeMaps = LLFeatureManager::getInstance()->isFeatureAvailable("RenderCubeMap");
}

static void settings_modify()
{
	LLRenderTarget::sUseFBO				= gSavedSettings.getBOOL("RenderUseFBO");
	LLVOAvatar::sUseImpostors			= gSavedSettings.getBOOL("RenderUseImpostors");
	LLVOSurfacePatch::sLODFactor		= gSavedSettings.getF32("RenderTerrainLODFactor");
	LLVOSurfacePatch::sLODFactor *= LLVOSurfacePatch::sLODFactor; //square lod factor to get exponential range of [1,4]
	gDebugGL = gSavedSettings.getBOOL("RenderDebugGL") || gDebugSession;
	gDebugPipeline = gSavedSettings.getBOOL("RenderDebugPipeline");
	gAuditTexture = gSavedSettings.getBOOL("AuditTexture");
#if LL_VECTORIZE
	if (gSysCPU.hasAltivec())
	{
		gSavedSettings.setBOOL("VectorizeEnable", TRUE );
		gSavedSettings.setU32("VectorizeProcessor", 0 );
	}
	else
	if (gSysCPU.hasSSE2())
	{
		gSavedSettings.setBOOL("VectorizeEnable", TRUE );
		gSavedSettings.setU32("VectorizeProcessor", 2 );
	}
	else
	if (gSysCPU.hasSSE())
	{
		gSavedSettings.setBOOL("VectorizeEnable", TRUE );
		gSavedSettings.setU32("VectorizeProcessor", 1 );
	}
	else
	{
		// Don't bother testing or running if CPU doesn't support it. JC
		gSavedSettings.setBOOL("VectorizePerfTest", FALSE );
		gSavedSettings.setBOOL("VectorizeEnable", FALSE );
		gSavedSettings.setU32("VectorizeProcessor", 0 );
		gSavedSettings.setBOOL("VectorizeSkin", FALSE);
	}
#else
	// This build target doesn't support SSE, don't test/run.
	gSavedSettings.setBOOL("VectorizePerfTest", FALSE );
	gSavedSettings.setBOOL("VectorizeEnable", FALSE );
	gSavedSettings.setU32("VectorizeProcessor", 0 );
	gSavedSettings.setBOOL("VectorizeSkin", FALSE);

	// disable fullscreen mode, unsupported
	gSavedSettings.setBOOL("WindowFullScreen", FALSE);
#endif
}

class LLFastTimerLogThread : public LLThread
{
public:
	std::string mFile;

	LLFastTimerLogThread(std::string& test_name) : LLThread("fast timer log")
	{
		std::string file_name = test_name + std::string(".slp");
		mFile = gDirUtilp->getExpandedFilename(LL_PATH_LOGS, file_name);
	}

	void run()
	{
		std::ofstream os(mFile.c_str());
		
		while (!LLAppViewer::instance()->isQuitting())
		{
			LLFastTimer::writeLog(os);
			os.flush();
			ms_sleep(32);
		}

		os.close();
	}

};

//virtual
bool LLAppViewer::initSLURLHandler()
{
	// does nothing unless subclassed
	return false;
}

//virtual
bool LLAppViewer::sendURLToOtherInstance(const std::string& url)
{
	// does nothing unless subclassed
	return false;
}

//----------------------------------------------------------------------------
// LLAppViewer definition

// Static members.
// The single viewer app.
LLAppViewer* LLAppViewer::sInstance = NULL;

const std::string LLAppViewer::sGlobalSettingsName = "Global"; 

LLTextureCache* LLAppViewer::sTextureCache = NULL; 
LLImageDecodeThread* LLAppViewer::sImageDecodeThread = NULL; 
LLTextureFetch* LLAppViewer::sTextureFetch = NULL; 

LLAppViewer::LLAppViewer() : 
	mMarkerFile(),
	mLogoutMarkerFile(NULL),
	mReportedCrash(false),
	mNumSessions(0),
	mPurgeCache(false),
	mPurgeOnExit(false),
	mSecondInstance(false),
	mSavedFinalSnapshot(false),
	mForceGraphicsDetail(false),
	mQuitRequested(false),
	mLogoutRequestSent(false),
	mYieldTime(-1),
	mMainloopTimeout(NULL),
	mAgentRegionLastAlive(false),
	mRandomizeFramerate(LLCachedControl<bool>(gSavedSettings,"Randomize Framerate", FALSE)),
	mPeriodicSlowFrame(LLCachedControl<bool>(gSavedSettings,"Periodic Slow Frame", FALSE)),
	mFastTimerLogThread(NULL),
	mUpdater(new LLUpdaterService())
{
	if(NULL != sInstance)
	{
		llerrs << "Oh no! An instance of LLAppViewer already exists! LLAppViewer is sort of like a singleton." << llendl;
	}

	setupErrorHandling();
	sInstance = this;
	gLoggedInTime.stop();
	
	LLLoginInstance::instance().setUpdaterService(mUpdater.get());
}

LLAppViewer::~LLAppViewer()
{
	LLLoginInstance::instance().setUpdaterService(0);
	
	destroyMainloopTimeout();

	// If we got to this destructor somehow, the app didn't hang.
	removeMarkerFile();
}

bool LLAppViewer::init()
{
	//
	// Start of the application
	//
	// IMPORTANT! Do NOT put anything that will write
	// into the log files during normal startup until AFTER
	// we run the "program crashed last time" error handler below.
	//
	LLFastTimer::reset();

	// Need to do this initialization before we do anything else, since anything
	// that touches files should really go through the lldir API
	gDirUtilp->initAppDirs("SecondLife");
	// set skin search path to default, will be overridden later
	// this allows simple skinned file lookups to work
	gDirUtilp->setSkinFolder("default");

	initLogging();
	
	//
	// OK to write stuff to logs now, we've now crash reported if necessary
	//
	
	init_default_trans_args();
	
	if (!initConfiguration())
		return false;

	// write Google Breakpad minidump files to our log directory
	std::string logdir = gDirUtilp->getExpandedFilename(LL_PATH_LOGS, "");
	logdir += gDirUtilp->getDirDelimiter();
	setMiniDumpDir(logdir);

	// Although initLogging() is the right place to mess with
	// setFatalFunction(), we can't query gSavedSettings until after
	// initConfiguration().
	S32 rc(gSavedSettings.getS32("QAModeTermCode"));
	if (rc >= 0)
	{
		// QAModeTermCode set, terminate with that rc on LL_ERRS. Use _exit()
		// rather than exit() because normal cleanup depends too much on
		// successful startup!
		LLError::setFatalFunction(boost::bind(_exit, rc));
	}

    mAlloc.setProfilingEnabled(gSavedSettings.getBOOL("MemProfiling"));

#if LL_RECORD_VIEWER_STATS
	LLViewerStatsRecorder::initClass();
#endif

    // *NOTE:Mani - LLCurl::initClass is not thread safe. 
    // Called before threads are created.
    LLCurl::initClass();
    LLMachineID::init();
	
	{
		// Viewer metrics initialization
		static LLCachedControl<bool> metrics_submode(gSavedSettings,
													 "QAModeMetrics",
													 false,
													 "Enables QA features (logging, faster cycling) for metrics collector");

		if (metrics_submode)
		{
			app_metrics_qa_mode = true;
			app_metrics_interval = METRICS_INTERVAL_QA;
		}
		LLViewerAssetStatsFF::init();
	}

    initThreads();
    writeSystemInfo();

	// Initialize updater service (now that we have an io pump)
	initUpdater();
	if(isQuitting())
	{
		// Early out here because updater set the quitting flag.
		return true;
	}

	//////////////////////////////////////////////////////////////////////////////
	//////////////////////////////////////////////////////////////////////////////
	//////////////////////////////////////////////////////////////////////////////
	//////////////////////////////////////////////////////////////////////////////
	// *FIX: The following code isn't grouped into functions yet.

	// Statistics / debug timer initialization
	init_statistics();
	
	//
	// Various introspection concerning the libs we're using - particularly
        // the libs involved in getting to a full login screen.
	//
	LL_INFOS("InitInfo") << "J2C Engine is: " << LLImageJ2C::getEngineInfo() << LL_ENDL;
	LL_INFOS("InitInfo") << "libcurl version is: " << LLCurl::getVersionString() << LL_ENDL;

	// Get the single value from the crash settings file, if it exists
	std::string crash_settings_filename = gDirUtilp->getExpandedFilename(LL_PATH_USER_SETTINGS, CRASH_SETTINGS_FILE);
	gCrashSettings.loadFromFile(crash_settings_filename);
	if(gSavedSettings.getBOOL("IgnoreAllNotifications"))
	{
		gCrashSettings.setS32(CRASH_BEHAVIOR_SETTING, CRASH_BEHAVIOR_ALWAYS_SEND);
		gCrashSettings.saveToFile(crash_settings_filename, FALSE);
	}

	/////////////////////////////////////////////////
	// OS-specific login dialogs
	/////////////////////////////////////////////////

	//test_cached_control();

	// track number of times that app has run
	mNumSessions = gSavedSettings.getS32("NumSessions");
	mNumSessions++;
	gSavedSettings.setS32("NumSessions", mNumSessions);

	if (gSavedSettings.getBOOL("VerboseLogs"))
	{
		LLError::setPrintLocation(true);
	}
	
	// Widget construction depends on LLUI being initialized
	LLUI::settings_map_t settings_map;
	settings_map["config"] = &gSavedSettings;
	settings_map["ignores"] = &gWarningSettings;
	settings_map["floater"] = &gSavedSettings; // *TODO: New settings file
	settings_map["account"] = &gSavedPerAccountSettings;

	LLUI::initClass(settings_map,
		LLUIImageList::getInstance(),
		ui_audio_callback,
		&LLUI::sGLScaleFactor);
	
	// Setup paths and LLTrans after LLUI::initClass has been called
	LLUI::setupPaths();
	LLTransUtil::parseStrings("strings.xml", default_trans_args);		
	LLTransUtil::parseLanguageStrings("language_settings.xml");
	
	// LLKeyboard relies on LLUI to know what some accelerator keys are called.
	LLKeyboard::setStringTranslatorFunc( LLTrans::getKeyboardString );

	LLWeb::initClass();			  // do this after LLUI
	
	// Provide the text fields with callbacks for opening Urls
	LLUrlAction::setOpenURLCallback(&LLWeb::loadURL);
	LLUrlAction::setOpenURLInternalCallback(&LLWeb::loadURLInternal);
	LLUrlAction::setOpenURLExternalCallback(&LLWeb::loadURLExternal);
	LLUrlAction::setExecuteSLURLCallback(&LLURLDispatcher::dispatchFromTextEditor);

	// Let code in llui access the viewer help floater
	LLUI::sHelpImpl = LLViewerHelp::getInstance();

	// Load translations for tooltips
	LLFloater::initClass();

	/////////////////////////////////////////////////
	
	LLToolMgr::getInstance(); // Initialize tool manager if not already instantiated
	
	LLViewerFloaterReg::registerFloaters();
	
	/////////////////////////////////////////////////
	//
	// Load settings files
	//
	//
	LLGroupMgr::parseRoleActions("role_actions.xml");

	LLAgent::parseTeleportMessages("teleport_strings.xml");

	LLViewerJointMesh::updateVectorize();

	// load MIME type -> media impl mappings
	std::string mime_types_name;
#if LL_DARWIN
	mime_types_name = "mime_types_mac.xml";
#elif LL_LINUX
	mime_types_name = "mime_types_linux.xml";
#else
	mime_types_name = "mime_types.xml";
#endif
	LLMIMETypes::parseMIMETypes( mime_types_name ); 

	// Copy settings to globals. *TODO: Remove or move to appropriage class initializers
	settings_to_globals();
	// Setup settings listeners
	settings_setup_listeners();
	// Modify settings based on system configuration and compile options
	settings_modify();

	// Find partition serial number (Windows) or hardware serial (Mac)
	mSerialNumber = generateSerialNumber();

	// do any necessary set-up for accepting incoming SLURLs from apps
	initSLURLHandler();

	if(false == initHardwareTest())
	{
		// Early out from user choice.
		return false;
	}

	// Prepare for out-of-memory situations, during which we will crash on
	// purpose and save a dump.
#if LL_WINDOWS && LL_RELEASE_FOR_DOWNLOAD && LL_USE_SMARTHEAP
	MemSetErrorHandler(first_mem_error_handler);
#endif // LL_WINDOWS && LL_RELEASE_FOR_DOWNLOAD && LL_USE_SMARTHEAP

	// *Note: this is where gViewerStats used to be created.

	//
	// Initialize the VFS, and gracefully handle initialization errors
	//

	if (!initCache())
	{
		std::ostringstream msg;
		msg << LLTrans::getString("MBUnableToAccessFile");
		OSMessageBox(msg.str(),LLStringUtil::null,OSMB_OK);
		return 1;
	}
	
	// Initialize the repeater service.
	LLMainLoopRepeater::instance().start();
	
	//
	// Initialize the window
	//
	gGLActive = TRUE;
	initWindow();

	// call all self-registered classes
	LLInitClassList::instance().fireCallbacks();

	LLFolderViewItem::initClass(); // SJB: Needs to happen after initWindow(), not sure why but related to fonts
		
	gGLManager.getGLInfo(gDebugInfo);
	gGLManager.printGLInfoString();

	// Load Default bindings
	std::string key_bindings_file = gDirUtilp->findFile("keys.xml",
														gDirUtilp->getExpandedFilename(LL_PATH_USER_SETTINGS, ""),
														gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, ""));


	if (!gViewerKeyboard.loadBindingsXML(key_bindings_file))
	{
		std::string key_bindings_file = gDirUtilp->findFile("keys.ini",
															gDirUtilp->getExpandedFilename(LL_PATH_USER_SETTINGS, ""),
															gDirUtilp->getExpandedFilename(LL_PATH_APP_SETTINGS, ""));
		if (!gViewerKeyboard.loadBindings(key_bindings_file))
		{
			LL_ERRS("InitInfo") << "Unable to open keys.ini" << LL_ENDL;
		}
	}

	// If we don't have the right GL requirements, exit.
	if (!gGLManager.mHasRequirements && !gNoRender)
	{	
		// can't use an alert here since we're exiting and
		// all hell breaks lose.
		OSMessageBox(
			LLNotifications::instance().getGlobalString("UnsupportedGLRequirements"),
			LLStringUtil::null,
			OSMB_OK);
		return 0;
	}

	// alert the user if they are using unsupported hardware
	if(!gSavedSettings.getBOOL("AlertedUnsupportedHardware"))
	{
		bool unsupported = false;
		LLSD args;
		std::string minSpecs;
		
		// get cpu data from xml
		std::stringstream minCPUString(LLNotifications::instance().getGlobalString("UnsupportedCPUAmount"));
		S32 minCPU = 0;
		minCPUString >> minCPU;

		// get RAM data from XML
		std::stringstream minRAMString(LLNotifications::instance().getGlobalString("UnsupportedRAMAmount"));
		U64 minRAM = 0;
		minRAMString >> minRAM;
		minRAM = minRAM * 1024 * 1024;

		if(!LLFeatureManager::getInstance()->isGPUSupported() && LLFeatureManager::getInstance()->getGPUClass() != GPU_CLASS_UNKNOWN)
		{
			minSpecs += LLNotifications::instance().getGlobalString("UnsupportedGPU");
			minSpecs += "\n";
			unsupported = true;
		}
		if(gSysCPU.getMHz() < minCPU)
		{
			minSpecs += LLNotifications::instance().getGlobalString("UnsupportedCPU");
			minSpecs += "\n";
			unsupported = true;
		}
		if(gSysMemory.getPhysicalMemoryClamped() < minRAM)
		{
			minSpecs += LLNotifications::instance().getGlobalString("UnsupportedRAM");
			minSpecs += "\n";
			unsupported = true;
		}

		if (LLFeatureManager::getInstance()->getGPUClass() == GPU_CLASS_UNKNOWN)
		{
			LLNotificationsUtil::add("UnknownGPU");
		} 
			
		if(unsupported)
		{
			if(!gSavedSettings.controlExists("WarnUnsupportedHardware") 
				|| gSavedSettings.getBOOL("WarnUnsupportedHardware"))
			{
				args["MINSPECS"] = minSpecs;
				LLNotificationsUtil::add("UnsupportedHardware", args );
			}

		}
	}


	// save the graphics card
	gDebugInfo["GraphicsCard"] = LLFeatureManager::getInstance()->getGPUString();

	// Save the current version to the prefs file
	gSavedSettings.setString("LastRunVersion", 
							 LLVersionInfo::getChannelAndVersion());

	gSimLastTime = gRenderStartTime.getElapsedTimeF32();
	gSimFrames = (F32)gFrameCount;

	LLViewerJoystick::getInstance()->init(false);

	try {
		initializeSecHandler();
	}
	catch (LLProtectedDataException ex)
	{
	  LLNotificationsUtil::add("CorruptedProtectedDataStore");
	}
	LLHTTPClient::setCertVerifyCallback(secapiSSLCertVerifyCallback);


	gGLActive = FALSE;
	if (gSavedSettings.getBOOL("QAMode") && gSavedSettings.getS32("QAModeEventHostPort") > 0)
	{
		loadEventHostModule(gSavedSettings.getS32("QAModeEventHostPort"));
	}
	
	LLViewerMedia::initClass();
	LLTextUtil::TextHelpers::iconCallbackCreationFunction = create_text_segment_icon_from_url_match;

	//EXT-7013 - On windows for some locale (Japanese) standard 
	//datetime formatting functions didn't support some parameters such as "weekday".
	//Names for days and months localized in xml are also useful for Polish locale(STORM-107).
	std::string language = LLControlGroup::getInstance(sGlobalSettingsName)->getString("Language");
	if(language == "ja" || language == "pl")
	{
		LLStringOps::setupWeekDaysNames(LLTrans::getString("dateTimeWeekdaysNames"));
		LLStringOps::setupWeekDaysShortNames(LLTrans::getString("dateTimeWeekdaysShortNames"));
		LLStringOps::setupMonthNames(LLTrans::getString("dateTimeMonthNames"));
		LLStringOps::setupMonthShortNames(LLTrans::getString("dateTimeMonthShortNames"));
		LLStringOps::setupDayFormat(LLTrans::getString("dateTimeDayFormat"));

		LLStringOps::sAM = LLTrans::getString("dateTimeAM");
		LLStringOps::sPM = LLTrans::getString("dateTimePM");
	}

	LLAgentLanguage::init();



	return true;