private void statsHeartBeat(object sender, EventArgs e)
{
if (!m_scene.Active)
{
return;
}
// dont do it if if still been done
if (Monitor.TryEnter(m_statsLock))
{
// m_log.Debug("Firing Stats Heart Beat");
float[] newvalues = new float[(int)StatsIndex.ArraySize];
uint regionFlags = 0;
try
{
if (estateModule == null)
{
estateModule = m_scene.RequestModuleInterface <IEstateModule>();
}
regionFlags = estateModule != null?estateModule.GetRegionFlags() : (uint)0;
}
catch (Exception)
{
// leave region flags at 0
}
#region various statistic googly moogly
double timeTmp = m_lastUpdateTS;
m_lastUpdateTS = Util.GetTimeStampMS();
float updateElapsed = (float)((m_lastUpdateTS - timeTmp) / 1000.0);
// factor to consider updates integration time
float updateTimeFactor = 1.0f / updateElapsed;
// scene frame stats
float reportedFPS;
float physfps;
float timeDilation;
float agentMS;
float physicsMS;
float otherMS;
float sleeptime;
float scriptTimeMS;
float totalFrameTime;
float invFrameElapsed;
// get a copy under lock and reset
lock (m_statsFrameLock)
{
timeDilation = m_timeDilation;
reportedFPS = m_fps;
physfps = m_pfps;
agentMS = m_agentMS;
physicsMS = m_physicsMS;
otherMS = m_otherMS;
sleeptime = m_sleeptimeMS;
scriptTimeMS = m_scriptTimeMS;
totalFrameTime = m_frameMS;
// still not inv
invFrameElapsed = (float)((m_FrameStatsTS - m_prevFrameStatsTS) / 1000.0);
ResetFrameStats();
}
if (invFrameElapsed / updateElapsed < 0.8)
{
// scene is in trouble, its account of time is most likely wrong
// can even be in stall
invFrameElapsed = updateTimeFactor;
}
else
{
invFrameElapsed = 1.0f / invFrameElapsed;
}
float perframefactor;
if (reportedFPS <= 0)
{
reportedFPS = 0.0f;
physfps = 0.0f;
perframefactor = 1.0f;
timeDilation = 0.0f;
}
else
{
timeDilation /= reportedFPS;
reportedFPS *= m_statisticsFPSfactor;
perframefactor = 1.0f / (float)reportedFPS;
reportedFPS *= invFrameElapsed;
physfps *= invFrameElapsed * m_statisticsFPSfactor;
}
// some engines track frame time with error related to the simulation step size
if (physfps > reportedFPS)
{
physfps = reportedFPS;
}
// save the reported value so there is something available for llGetRegionFPS
lastReportedSimFPS = reportedFPS;
// scale frame stats
totalFrameTime *= perframefactor;
sleeptime *= perframefactor;
otherMS *= perframefactor;
physicsMS *= perframefactor;
agentMS *= perframefactor;
scriptTimeMS *= perframefactor;
// estimate spare time
float sparetime;
sparetime = m_targetFrameTime - (physicsMS + agentMS + otherMS);
if (sparetime < 0)
{
sparetime = 0;
}
else if (sparetime > totalFrameTime)
{
sparetime = totalFrameTime;
}
#endregion
SceneGraph SG = m_scene.SceneGraph;
OnStatsIncorrect?.Invoke(); // number of agents may still drift so fix
m_activeScripts = SG.GetActiveScriptsCount();
m_scriptLinesPerSecond = SG.GetScriptLPS();
newvalues[(int)StatsIndex.TimeDilation] = (Single.IsNaN(timeDilation)) ? 0.0f : (float)Math.Round(timeDilation, 3);
newvalues[(int)StatsIndex.SimFPS] = (float)Math.Round(reportedFPS, 1);
newvalues[(int)StatsIndex.PhysicsFPS] = (float)Math.Round(physfps, 1);
newvalues[(int)StatsIndex.AgentUpdates] = m_agentUpdates * updateTimeFactor;
newvalues[(int)StatsIndex.Agents] = SG.GetRootAgentCount();
newvalues[(int)StatsIndex.ChildAgents] = SG.GetChildAgentCount();
newvalues[(int)StatsIndex.TotalPrim] = SG.GetTotalPrimObjectsCount();
newvalues[(int)StatsIndex.ActivePrim] = SG.GetActiveObjectsCount();
newvalues[(int)StatsIndex.FrameMS] = totalFrameTime;
newvalues[(int)StatsIndex.NetMS] = (float)Math.Round(m_netMS * perframefactor, 3);
newvalues[(int)StatsIndex.PhysicsMS] = (float)Math.Round(physicsMS, 3);
newvalues[(int)StatsIndex.ImageMS] = (float)Math.Round(m_imageMS * perframefactor, 3);
newvalues[(int)StatsIndex.OtherMS] = (float)Math.Round(otherMS, 3);
newvalues[(int)StatsIndex.InPacketsPerSecond] = (float)Math.Round(m_inPacketsPerSecond * updateTimeFactor);
newvalues[(int)StatsIndex.OutPacketsPerSecond] = (float)Math.Round(m_outPacketsPerSecond * updateTimeFactor);
newvalues[(int)StatsIndex.UnAckedBytes] = m_unAckedBytes;
newvalues[(int)StatsIndex.AgentMS] = agentMS;
newvalues[(int)StatsIndex.PendingDownloads] = m_pendingDownloads;
newvalues[(int)StatsIndex.PendingUploads] = m_pendingUploads;
newvalues[(int)StatsIndex.ActiveScripts] = m_activeScripts;
newvalues[(int)StatsIndex.SimSleepMs] = (float)Math.Round(sleeptime, 3);
newvalues[(int)StatsIndex.SimSpareMs] = (float)Math.Round(sparetime, 3);
newvalues[(int)StatsIndex.SimPhysicsStepMs] = 20; // this should came from phys engine
newvalues[(int)StatsIndex.ScriptMS] = scriptTimeMS;
newvalues[(int)StatsIndex.ScriptEps] = (float)Math.Round(m_scriptEventsPerSecond * updateTimeFactor);
// add extra stats for internal use
newvalues[(int)StatsIndex.LSLScriptLinesPerSecond] = (float)Math.Round(m_scriptLinesPerSecond * updateTimeFactor, 3);
newvalues[(int)StatsIndex.FrameDilation2] = (Single.IsNaN(timeDilation)) ? 0.1f : (float)Math.Round(timeDilation, 1);
newvalues[(int)StatsIndex.UsersLoggingIn] = m_usersLoggingIn;
newvalues[(int)StatsIndex.TotalGeoPrim] = SG.GetTotalPrimObjectsCount();
newvalues[(int)StatsIndex.TotalMesh] = SG.GetTotalMeshObjectsCount();
newvalues[(int)StatsIndex.ScriptEngineThreadCount] = m_inUseThreads;
newvalues[(int)StatsIndex.NPCs] = SG.GetRootNPCCount();
lastReportedSimStats = newvalues;
OnSendStatsResult?.Invoke(new SimStats(
ReportingRegion.RegionLocX, ReportingRegion.RegionLocY,
ReportingRegion.RegionSizeX, ReportingRegion.RegionSizeY,
regionFlags, (uint)m_objectCapacity,
newvalues,
m_scene.RegionInfo.originRegionID,
m_scene.RegionInfo.RegionName)
);
// Extra statistics that aren't currently sent elsewhere
if (m_scene.PhysicsScene != null)
{
lock (m_lastReportedExtraSimStats)
{
m_lastReportedExtraSimStats["LastReportedObjectUpdates"] = m_objectUpdates * updateTimeFactor;
m_lastReportedExtraSimStats[SlowFramesStat.ShortName] = (float)SlowFramesStat.Value;
Dictionary <string, float> physicsStats = m_scene.PhysicsScene.GetStats();
if (physicsStats != null)
{
foreach (KeyValuePair <string, float> tuple in physicsStats)
{
// FIXME: An extremely dirty hack to divide MS stats per frame rather than per second
// Need to change things so that stats source can indicate whether they are per second or
// per frame.
if (tuple.Key.EndsWith("MS"))
{
m_lastReportedExtraSimStats[tuple.Key] = tuple.Value * perframefactor;
}
else
{
m_lastReportedExtraSimStats[tuple.Key] = tuple.Value * updateTimeFactor;
}
}
}
}
}
// LastReportedObjectUpdates = m_objectUpdates / m_statsUpdateFactor;
ResetValues();
Monitor.Exit(m_statsLock);
}
}