/// <summary>
/// This Closes child agents on neighboring regions
/// Calls an asynchronous method to do so.. so it doesn't lag the sim.
/// </summary>
protected ScenePresence CrossAgentToNewRegionAsync(ScenePresence agent, Vector3 pos, uint neighbourx, uint neighboury, bool isFlying)
{
m_log.DebugFormat("[ENTITY TRANSFER MODULE]: Crossing agent {0} {1} to {2}-{3}", agent.Firstname, agent.Lastname, neighbourx, neighboury);
Scene m_scene = agent.Scene;
ulong neighbourHandle = Utils.UIntsToLong((uint)(neighbourx * Constants.RegionSize), (uint)(neighboury * Constants.RegionSize));
int x = (int)(neighbourx * Constants.RegionSize), y = (int)(neighboury * Constants.RegionSize);
GridRegion neighbourRegion = m_scene.GridService.GetRegionByPosition(m_scene.RegionInfo.ScopeID, (int)x, (int)y);
if (neighbourRegion != null && agent.ValidateAttachments())
{
pos = pos + (agent.Velocity);
SetInTransit(agent.UUID);
AgentData cAgent = new AgentData();
agent.CopyTo(cAgent);
cAgent.Position = pos;
if (isFlying)
cAgent.ControlFlags |= (uint)AgentManager.ControlFlags.AGENT_CONTROL_FLY;
cAgent.CallbackURI = "http://" + m_scene.RegionInfo.ExternalHostName + ":" + m_scene.RegionInfo.HttpPort +
"/agent/" + agent.UUID.ToString() + "/" + m_scene.RegionInfo.RegionID.ToString() + "/release/";
if (!m_scene.SimulationService.UpdateAgent(neighbourRegion, cAgent))
{
// region doesn't take it
ResetFromTransit(agent.UUID);
return agent;
}
agent.ControllingClient.RequestClientInfo();
string agentcaps;
if (!agent.KnownRegions.TryGetValue(neighbourRegion.RegionHandle, out agentcaps))
{
m_log.ErrorFormat("[ENTITY TRANSFER MODULE]: No ENTITY TRANSFER MODULE information for region handle {0}, exiting CrossToNewRegion.",
neighbourRegion.RegionHandle);
return agent;
}
// TODO Should construct this behind a method
string capsPath =
"http://" + neighbourRegion.ExternalHostName + ":" + neighbourRegion.HttpPort
+ "/CAPS/" + agentcaps /*circuitdata.CapsPath*/ + "0000/";
m_log.DebugFormat("[ENTITY TRANSFER MODULE]: Sending new CAPS seed url {0} to client {1}", capsPath, agent.UUID);
IEventQueue eq = agent.Scene.RequestModuleInterface<IEventQueue>();
if (eq != null)
{
eq.CrossRegion(neighbourHandle, pos, agent.Velocity, neighbourRegion.ExternalEndPoint,
capsPath, agent.UUID, agent.ControllingClient.SessionId);
}
else
{
agent.ControllingClient.CrossRegion(neighbourHandle, pos, agent.Velocity, neighbourRegion.ExternalEndPoint,
capsPath);
}
if (!WaitForCallback(agent.UUID))
{
m_log.Debug("[ENTITY TRANSFER MODULE]: Callback never came in crossing agent");
ResetFromTransit(agent.UUID);
// Yikes! We should just have a ref to scene here.
//agent.Scene.InformClientOfNeighbours(agent);
EnableChildAgents(agent);
return agent;
}
// Next, let's close the child agent connections that are too far away.
agent.CloseChildAgents(neighbourx, neighboury);
agent.MakeChildAgent();
// now we have a child agent in this region. Request all interesting data about other (root) agents
agent.SendInitialFullUpdateToAllClients();
CrossAttachmentsIntoNewRegion(neighbourRegion, agent, true);
}
//m_log.Debug("AFTER CROSS");
//Scene.DumpChildrenSeeds(UUID);
//DumpKnownRegions();
return agent;
}