public Region AddRegion(RegionHandle handle, Host host)
{
Region region;
Capability seedCapability = null;
if (RegionByHandle.ContainsKey(handle))
{
// Region already exists
region = RegionByHandle[handle];
Host oldHost = region.Host;
if (host == oldHost && region.Alive)
{
Logger.LogInfo($"Region with handle {handle} already exists and is alive, using existing region.");
return(region);
}
if (host != oldHost)
{
Logger.LogWarning($"Region with handle {handle} already exists but with a different host. Removing and creating new.");
}
if (region.Alive == false)
{
Logger.LogWarning($"Region with handle {handle} already exists but it isn't alive. Removing and creating new.");
}
// Save capabilities seed URL
seedCapability = region.GetCapability(Capability.SEED_CAPABILITY_NAME);
// Kill the old host, and then we can continue on and add the new host. We have to kill even if the host
// matches, because all the agent state for the new camera is completely different.
RemoveRegion(oldHost);
}
else
{
Logger.LogInfo($"Region with handle {handle} does not exist, creating a new one.");
}
UInt32 iindex = handle.X;
UInt32 jindex = handle.Y;
int x = (int)(iindex / WIDTH);
int y = (int)(jindex / WIDTH);
Logger.LogInfo($"Adding new region {handle} on {host}.");
Vector3Double origin_global = handle.ToVector3Double();
region = new Region(handle, host, WIDTH, WORLD_PATCH_SIZE, WIDTH_IN_METRES);
if (seedCapability != null)
{
region.SetCapability(seedCapability);
}
RegionList.Add(region);
ActiveRegionList.Add(region);
CulledRegionList.Add(region);
RegionByHandle[handle] = region;
RegionByHost[host] = region;
// Find all the adjacent regions, and attach them.
// Generate handles for all of the adjacent regions, and attach them in the correct way.
// connect the edges
float adj_x = 0f;
float adj_y = 0f;
float region_x = handle.X;
float region_y = handle.Y;
RegionHandle adj_handle = new RegionHandle(0);
float width = WIDTH_IN_METRES;
// Iterate through all directions, and connect neighbors if there.
for (int dir = 0; dir < 8; dir++)
{
adj_x = region_x + width * DirectionAxes[dir, 0];
adj_y = region_y + width * DirectionAxes[dir, 1];
if (adj_x >= 0)
{
adj_handle.X = (UInt32)adj_x;
}
if (adj_y >= 0)
{
adj_handle.Y = (UInt32)adj_y;
}
if (RegionByHandle.ContainsKey(adj_handle))
{
region.ConnectNeighbour(RegionByHandle[adj_handle], (DirectionIndex)dir);
}
}
// TODO: UpdateWaterObjects();
return(region);
}
/// <summary>
/// Creates a new region
/// </summary>
/// <param name="handle"></param>
/// <param name="host"></param>
/// <param name="gridsPerRegionEdge"></param>
/// <param name="gridsPerPatchEdge"></param>
/// <param name="regionWidth"> in metres</param>
public Region(RegionHandle handle, Host host, UInt32 gridsPerRegionEdge, UInt32 gridsPerPatchEdge, float regionWidth)
{
Host = host;
Handle = handle;
TimeDilation = 1.0f;
Name = "";
Zoning = "";
IsCurrentPlayerEstateOwner = false;
RegionFlags = RegionFlags.Default;
RegionProtocols = RegionProtocols.None;
SimAccess = SimAccess.Min;
BillableFactor = 1.0f;
MaxTasks = DEFAULT_MAX_REGION_WIDE_PRIM_COUNT;
CentralBakeVersion = 1;
CpuClassId = 0;
CpuRatio = 0;
ColoName = "unknown";
ProductSku = "unknown";
ProductName = "unknown";
ViewerAssetUrl = "";
CacheLoaded = false;
CacheDirty = false;
ReleaseNotesRequested = false;
CapabilitiesReceived = false;
SimulatorFeaturesReceived = false;
BitsReceived = 0f;
PacketsReceived = 0f;
Dead = false;
// TODO: LastVisitedEntry = null;
InvisibilityCheckHistory = 0xffffffff;
Paused = false;
RegionCacheHitCount = 0;
RegionCacheMissCount = 0;
Width = regionWidth;
OriginGlobal = handle.ToVector3Double();
//TODO: updateRenderMatrix();
Land = new Surface(SurfaceType.Land, null); //TODO: Why not set the region right away?
// Create the composition layer for the surface
//Composition = new VolumeLayerComposition (Land, gridsPerRegionEdge, regionWidth / gridsPerRegionEdge);
//Composition.SetSurface (Land);
// Create the surfaces
Land.SetRegion(this);
Land.Create(gridsPerRegionEdge, gridsPerPatchEdge, OriginGlobal, Width);
//TODO: ParcelOverlay = new LLViewerParcelOverlay(this, regionWidth);
//TODO: CalculateCenterGlobal();
// Create the object lists
// TODO: InitStats();
//TODO: create object partitions
//MUST MATCH declaration of eObjectPartitions
//ObjectPartition.Add (new LLHUDPartition(this)); //PARTITION_HUD
//ObjectPartition.Add (new LLTerrainPartition(this)); //PARTITION_TERRAIN
//ObjectPartition.Add (new LLVoidWaterPartition(this)); //PARTITION_VOIDWATER
//ObjectPartition.Add (new LLWaterPartition(this)); //PARTITION_WATER
//ObjectPartition.Add (new LLTreePartition(this)); //PARTITION_TREE
//ObjectPartition.Add (new LLParticlePartition(this)); //PARTITION_PARTICLE
//ObjectPartition.Add (new LLGrassPartition(this)); //PARTITION_GRASS
//ObjectPartition.Add (new LLVolumePartition(this)); //PARTITION_VOLUME
//ObjectPartition.Add (new LLBridgePartition(this)); //PARTITION_BRIDGE
//ObjectPartition.Add (new LLAvatarPartition(this)); //PARTITION_AVATAR
//ObjectPartition.Add (new LLControlAVPartition(this)); //PARTITION_CONTROL_AV
//ObjectPartition.Add (new LLHUDParticlePartition(this));//PARTITION_HUD_PARTICLE
//ObjectPartition.Add (new LLVOCachePartition(this)); //PARTITION_VO_CACHE
//ObjectPartition.Add (null); //PARTITION_NONE
//VOCachePartition = getVOCachePartition();
// TODO: setCapabilitiesReceivedCallback(boost::bind(&LLAvatarRenderInfoAccountant::scanNewRegion, _1));
}
