XEngine: fix collisions, add event coalescing for collision events.

Fix a nasty concurrency issue that could cause a high event frequency
to start more than one thread pool job for a single script.
0.6.0-stable
Melanie Thielker 2008-09-18 18:50:39 +00:00
parent e6f3181d3a
commit 903fbd1f06
3 changed files with 171 additions and 142 deletions

View File

@ -2294,14 +2294,12 @@ namespace OpenSim.Region.Physics.OdePlugin
if (CollisionEventsThisFrame == null)
return;
//if (CollisionEventsThisFrame.m_objCollisionList == null)
// return;
base.SendCollisionUpdate(CollisionEventsThisFrame);
if (CollisionEventsThisFrame.m_objCollisionList.Count > 0)
{
base.SendCollisionUpdate(CollisionEventsThisFrame);
if(CollisionEventsThisFrame.m_objCollisionList.Count == 0)
CollisionEventsThisFrame = null;
else
CollisionEventsThisFrame = new CollisionEventUpdate();
}
}
public override bool SubscribedEvents()

View File

@ -79,6 +79,7 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
private bool m_ShuttingDown = false;
private int m_ControlEventsInQueue = 0;
private int m_LastControlLevel = 0;
private bool m_CollisionInQueue = false;
private Dictionary<string,IScriptApi> m_Apis = new Dictionary<string,IScriptApi>();
@ -495,6 +496,16 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
m_ControlEventsInQueue++;
}
if (data.EventName == "collision")
{
if (m_CollisionInQueue)
return;
if (data.DetectParams == null)
return;
m_CollisionInQueue = true;
}
m_EventQueue.Enqueue(data);
if (m_CurrentResult == null)
@ -510,146 +521,159 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
/// <returns></returns>
public object EventProcessor()
{
EventParams data = null;
lock (m_EventQueue)
lock(m_Script)
{
data = (EventParams) m_EventQueue.Dequeue();
if (data == null) // Shouldn't happen
EventParams data = null;
lock (m_EventQueue)
{
m_CurrentResult = null;
return 0;
}
if (data.EventName == "timer")
m_TimerQueued = false;
if (data.EventName == "control")
{
if (m_ControlEventsInQueue > 0)
m_ControlEventsInQueue--;
}
}
//m_log.DebugFormat("[XENGINE]: Processing event {0} for {1}", data.EventName, this);
m_DetectParams = data.DetectParams;
if (data.EventName == "state") // Hardcoded state change
{
// m_Engine.Log.DebugFormat("[Script] Script {0}.{1} state set to {2}",
// m_PrimName, m_ScriptName, data.Params[0].ToString());
m_State=data.Params[0].ToString();
AsyncCommandManager async = (AsyncCommandManager)m_Engine.AsyncCommands;
async.RemoveScript(
m_LocalID, m_ItemID);
SceneObjectPart part = m_Engine.World.GetSceneObjectPart(
m_LocalID);
if (part != null)
{
part.SetScriptEvents(m_ItemID,
(int)m_Script.GetStateEventFlags(State));
}
}
else
{
SceneObjectPart part = m_Engine.World.GetSceneObjectPart(
m_LocalID);
// m_Engine.Log.DebugFormat("[Script] Delivered event {2} in state {3} to {0}.{1}",
// m_PrimName, m_ScriptName, data.EventName, m_State);
try
{
m_CurrentEvent = data.EventName;
m_EventStart = DateTime.Now;
m_InEvent = true;
m_Script.ExecuteEvent(State, data.EventName, data.Params);
m_InEvent = false;
m_CurrentEvent = String.Empty;
if (m_SaveState)
data = (EventParams) m_EventQueue.Dequeue();
if (data == null) // Shouldn't happen
{
// This will be the very first event we deliver
// (state_entry) in defualt state
//
SaveState(m_Assembly);
m_SaveState = false;
if ((m_EventQueue.Count > 0) && m_RunEvents && (!m_ShuttingDown))
{
m_CurrentResult = m_Engine.QueueEventHandler(this);
}
else
{
m_CurrentResult = null;
}
return 0;
}
}
catch (Exception e)
{
m_InEvent = false;
m_CurrentEvent = String.Empty;
if (!(e is TargetInvocationException) || (!(e.InnerException is EventAbortException) && (!(e.InnerException is SelfDeleteException))))
if (data.EventName == "timer")
m_TimerQueued = false;
if (data.EventName == "control")
{
if (e is System.Threading.ThreadAbortException)
{
lock (m_EventQueue)
{
if ((m_EventQueue.Count > 0) && m_RunEvents && (!m_ShuttingDown))
{
m_CurrentResult=m_Engine.QueueEventHandler(this);
}
else
{
m_CurrentResult = null;
}
}
m_DetectParams = null;
return 0;
}
try
{
// DISPLAY ERROR INWORLD
string text = "Runtime error:\n" + e.InnerException.ToString();
if (text.Length > 1000)
text = text.Substring(0, 1000);
m_Engine.World.SimChat(Utils.StringToBytes(text),
ChatTypeEnum.DebugChannel, 2147483647,
part.AbsolutePosition,
part.Name, part.UUID, false);
}
catch (Exception e2) // LEGIT: User Scripting
{
m_Engine.Log.Error("[Script]: "+
"Error displaying error in-world: " +
e2.ToString());
m_Engine.Log.Error("[Script]: " +
"Errormessage: Error compiling script:\r\n" +
e.ToString());
}
}
else if ((e is TargetInvocationException) && (e.InnerException is SelfDeleteException))
{
m_InSelfDelete = true;
if (part != null && part.ParentGroup != null)
m_Engine.World.DeleteSceneObject(part.ParentGroup);
if (m_ControlEventsInQueue > 0)
m_ControlEventsInQueue--;
}
if (data.EventName == "collision")
m_CollisionInQueue = false;
}
}
//m_log.DebugFormat("[XENGINE]: Processing event {0} for {1}", data.EventName, this);
lock (m_EventQueue)
{
if ((m_EventQueue.Count > 0) && m_RunEvents && (!m_ShuttingDown))
m_DetectParams = data.DetectParams;
if (data.EventName == "state") // Hardcoded state change
{
m_CurrentResult = m_Engine.QueueEventHandler(this);
// m_Engine.Log.DebugFormat("[Script] Script {0}.{1} state set to {2}",
// m_PrimName, m_ScriptName, data.Params[0].ToString());
m_State=data.Params[0].ToString();
AsyncCommandManager async = (AsyncCommandManager)m_Engine.AsyncCommands;
async.RemoveScript(
m_LocalID, m_ItemID);
SceneObjectPart part = m_Engine.World.GetSceneObjectPart(
m_LocalID);
if (part != null)
{
part.SetScriptEvents(m_ItemID,
(int)m_Script.GetStateEventFlags(State));
}
}
else
{
m_CurrentResult = null;
SceneObjectPart part = m_Engine.World.GetSceneObjectPart(
m_LocalID);
// m_Engine.Log.DebugFormat("[Script] Delivered event {2} in state {3} to {0}.{1}",
// m_PrimName, m_ScriptName, data.EventName, m_State);
try
{
m_CurrentEvent = data.EventName;
m_EventStart = DateTime.Now;
m_InEvent = true;
m_Script.ExecuteEvent(State, data.EventName, data.Params);
m_InEvent = false;
m_CurrentEvent = String.Empty;
if (m_SaveState)
{
// This will be the very first event we deliver
// (state_entry) in defualt state
//
SaveState(m_Assembly);
m_SaveState = false;
}
}
catch (Exception e)
{
m_InEvent = false;
m_CurrentEvent = String.Empty;
if (!(e is TargetInvocationException) || (!(e.InnerException is EventAbortException) && (!(e.InnerException is SelfDeleteException))))
{
if (e is System.Threading.ThreadAbortException)
{
lock (m_EventQueue)
{
if ((m_EventQueue.Count > 0) && m_RunEvents && (!m_ShuttingDown))
{
m_CurrentResult=m_Engine.QueueEventHandler(this);
}
else
{
m_CurrentResult = null;
}
}
m_DetectParams = null;
return 0;
}
try
{
// DISPLAY ERROR INWORLD
string text = "Runtime error:\n" + e.InnerException.ToString();
if (text.Length > 1000)
text = text.Substring(0, 1000);
m_Engine.World.SimChat(Utils.StringToBytes(text),
ChatTypeEnum.DebugChannel, 2147483647,
part.AbsolutePosition,
part.Name, part.UUID, false);
}
catch (Exception e2) // LEGIT: User Scripting
{
m_Engine.Log.Error("[Script]: "+
"Error displaying error in-world: " +
e2.ToString());
m_Engine.Log.Error("[Script]: " +
"Errormessage: Error compiling script:\r\n" +
e.ToString());
}
}
else if ((e is TargetInvocationException) && (e.InnerException is SelfDeleteException))
{
m_InSelfDelete = true;
if (part != null && part.ParentGroup != null)
m_Engine.World.DeleteSceneObject(part.ParentGroup);
}
}
}
lock (m_EventQueue)
{
if ((m_EventQueue.Count > 0) && m_RunEvents && (!m_ShuttingDown))
{
m_CurrentResult = m_Engine.QueueEventHandler(this);
}
else
{
m_CurrentResult = null;
}
}
m_DetectParams = null;
return 0;
}
m_DetectParams = null;
return 0;
}
public int EventTime()
@ -730,6 +754,8 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
public DetectParams GetDetectParams(int idx)
{
if (m_DetectParams == null)
return null;
if (idx < 0 || idx >= m_DetectParams.Length)
return null;
@ -738,6 +764,8 @@ namespace OpenSim.Region.ScriptEngine.Shared.Instance
public UUID GetDetectID(int idx)
{
if (m_DetectParams == null)
return UUID.Zero;
if (idx < 0 || idx >= m_DetectParams.Length)
return UUID.Zero;

View File

@ -198,10 +198,11 @@ namespace OpenSim.Region.ScriptEngine.XEngine
det.Add(d);
}
myScriptEngine.PostObjectEvent(localID, new EventParams(
"collision_start",
new Object[] { new LSL_Types.LSLInteger(1) },
det.ToArray()));
if (det.Count > 0)
myScriptEngine.PostObjectEvent(localID, new EventParams(
"collision_start",
new Object[] { new LSL_Types.LSLInteger(det.Count) },
det.ToArray()));
}
public void collision(uint localID, ColliderArgs col)
@ -217,9 +218,10 @@ namespace OpenSim.Region.ScriptEngine.XEngine
det.Add(d);
}
myScriptEngine.PostObjectEvent(localID, new EventParams(
"collision", new Object[] { new LSL_Types.LSLInteger(1) },
det.ToArray()));
if (det.Count > 0)
myScriptEngine.PostObjectEvent(localID, new EventParams(
"collision", new Object[] { new LSL_Types.LSLInteger(det.Count) },
det.ToArray()));
}
public void collision_end(uint localID, ColliderArgs col)
@ -235,10 +237,11 @@ namespace OpenSim.Region.ScriptEngine.XEngine
det.Add(d);
}
myScriptEngine.PostObjectEvent(localID, new EventParams(
"collision_end",
new Object[] { new LSL_Types.LSLInteger(1) },
det.ToArray()));
if (det.Count > 0)
myScriptEngine.PostObjectEvent(localID, new EventParams(
"collision_end",
new Object[] { new LSL_Types.LSLInteger(det.Count) },
det.ToArray()));
}
public void land_collision_start(uint localID, UUID itemID)