OpenSimMirror/OpenSim/Region/ScriptEngine/XMREngine/XMRScriptThread.cs

103 lines
4.0 KiB
C#

/*
* Copyright (c) Contributors, http://opensimulator.org/
* See CONTRIBUTORS.TXT for a full list of copyright holders.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of the OpenSimulator Project nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
using OpenSim.Framework.Monitoring;
using System;
using System.Collections.Generic;
using System.Threading;
namespace OpenSim.Region.ScriptEngine.XMREngine
{
/**
* @brief There are NUMSCRIPTHREADWKRS of these.
* Each sits in a loop checking the Start and Yield queues for
* a script to run and calls the script as a microthread.
*/
public class XMRScriptThread
{
public bool m_WakeUpThis = false;
public DateTime m_LastRanAt = DateTime.MinValue;
public int m_ScriptThreadTID = 0;
public long m_ScriptExecTime = 0;
private Thread thd;
private XMREngine engine;
public XMRInstance m_RunInstance = null;
public XMRScriptThread(XMREngine eng, int i)
{
engine = eng;
if(i < 0)
thd = XMREngine.StartMyThread(RunScriptThread, "xmrengine script", ThreadPriority.Normal);
else
thd = XMREngine.StartMyThread(RunScriptThread, "xmrengineExec" + i.ToString(), ThreadPriority.Normal);
engine.AddThread(thd, this);
m_ScriptThreadTID = thd.ManagedThreadId;
}
public void Terminate()
{
m_WakeUpThis = true;
if(!thd.Join(250))
thd.Abort();
engine.RemoveThread(thd);
thd = null;
}
/**
* @brief Wake up this XMRScriptThread instance.
*/
public void WakeUpScriptThread()
{
m_WakeUpThis = true;
}
/**
* @brief A script instance was just removed from the Start or Yield Queue.
* So run it for a little bit then stick in whatever queue it should go in.
*/
private void RunScriptThread()
{
engine.RunScriptThread(this);
}
public void RunInstance (XMRInstance inst)
{
m_LastRanAt = DateTime.UtcNow;
m_ScriptExecTime -= (long)(m_LastRanAt - DateTime.MinValue).TotalMilliseconds;
inst.m_IState = XMRInstState.RUNNING;
m_RunInstance = inst;
XMRInstState newIState = inst.RunOne();
m_RunInstance = null;
engine.HandleNewIState(inst, newIState);
m_ScriptExecTime += (long)(DateTime.UtcNow - DateTime.MinValue).TotalMilliseconds;
}
}
}