public void AddRegion(RegionContextBase rcontext) {
m_log.Log(LogLevel.DWORLD, "Simulator connected " + rcontext.Name);
RegionContextBase foundRegion = null;
lock (m_regionList) {
foundRegion = GetRegion(rcontext.Name);
if (foundRegion == null) {
// we don't know about this region. Add it and connect to events
m_regionList.Add(rcontext);
IEntityCollection coll;
if (rcontext.TryGet<IEntityCollection>(out coll)) {
if (Region_OnNewEntityCallback == null) {
Region_OnNewEntityCallback = new EntityNewCallback(Region_OnNewEntity);
}
coll.OnEntityNew += Region_OnNewEntityCallback;
if (Region_OnUpdateEntityCallback == null) {
Region_OnUpdateEntityCallback = new EntityUpdateCallback(Region_OnUpdateEntity);
}
coll.OnEntityUpdate += Region_OnUpdateEntityCallback;
if (Region_OnRemovedEntityCallback == null) {
Region_OnRemovedEntityCallback = new EntityRemovedCallback(Region_OnRemovedEntity);
}
coll.OnEntityRemoved += Region_OnRemovedEntityCallback;
}
if (Region_OnRegionUpdatedCallback == null) {
Region_OnRegionUpdatedCallback = new RegionRegionUpdatedCallback(Region_OnRegionUpdated);
}
rcontext.OnRegionUpdated += Region_OnRegionUpdatedCallback;
}
}
// tell the world there is a new region (do it outside the lock)
if (foundRegion == null) {
if (OnWorldRegionNew != null) OnWorldRegionNew(rcontext);
}
}
public void RemoveRegion(RegionContextBase rcontext) {
RegionContextBase foundRegion = null;
lock (m_regionList) {
foundRegion = GetRegion(rcontext.Name);
if (foundRegion != null) {
// we know about this region so remove it and disconnect from events
m_regionList.Remove(foundRegion);
m_log.Log(LogLevel.DWORLD, "Removing region " + foundRegion.Name);
IEntityCollection coll;
if (rcontext.TryGet<IEntityCollection>(out coll)) {
if (Region_OnNewEntityCallback != null) {
coll.OnEntityNew -= Region_OnNewEntityCallback;
}
if (Region_OnUpdateEntityCallback != null) {
coll.OnEntityUpdate -= Region_OnUpdateEntityCallback;
}
if (Region_OnRemovedEntityCallback != null) {
coll.OnEntityRemoved -= Region_OnRemovedEntityCallback;
}
}
if (Region_OnRegionUpdatedCallback != null) {
rcontext.OnRegionUpdated -= Region_OnRegionUpdatedCallback;
}
if (OnWorldRegionRemoved != null) OnWorldRegionRemoved(rcontext);
}
else {
m_log.Log(LogLevel.DBADERROR, "RemoveRegion: asked to remove region we don't have. Name={0}", rcontext.Name);
}
}
}
// create and initialize the renderinfoblock
private RegionRenderInfo GetRegionRenderInfo(RegionContextBase rcontext)
{
RegionRenderInfo ret = null;
if (!rcontext.TryGet<RegionRenderInfo>(out ret)) {
ret = new RegionRenderInfo();
rcontext.RegisterInterface<RegionRenderInfo>(ret);
ret.oceanHeight = rcontext.TerrainInfo.WaterHeight;
}
return ret;
}