OpenSimMirror/OpenSim.RegionServer/world/World.cs

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C#
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using System;
using libsecondlife;
using libsecondlife.Packets;
using System.Collections.Generic;
using System.Text;
using System.Reflection;
using System.IO;
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using OpenSim.Physics.Manager;
using OpenSim.Framework.Interfaces;
using OpenSim.Framework.Assets;
using OpenSim.Framework.Terrain;
using OpenSim.Framework.Inventory;
using OpenSim.Assets;
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using OpenSim.world.scripting;
using OpenSim.RegionServer.world.scripting;
using OpenSim.RegionServer.world.scripting.Scripts;
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namespace OpenSim.world
{
public class World : ILocalStorageReceiver
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{
public object LockPhysicsEngine = new object();
public Dictionary<libsecondlife.LLUUID, Entity> Entities;
public float[] LandMap;
public ScriptEngine Scripts;
public uint _localNumber = 0;
private PhysicsScene phyScene;
private float timeStep = 0.1f;
private libsecondlife.TerrainManager TerrainManager;
public ILocalStorage localStorage;
private Random Rand = new Random();
private uint _primCount = 702000;
private int storageCount;
private Dictionary<uint, SimClient> m_clientThreads;
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private Dictionary<LLUUID, ScriptHandler> m_scriptHandlers;
private Dictionary<string, ScriptFactory> m_scripts;
private ulong m_regionHandle;
private string m_regionName;
private InventoryCache _inventoryCache;
private AssetCache _assetCache;
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public World(Dictionary<uint, SimClient> clientThreads, ulong regionHandle, string regionName)
{
m_clientThreads = clientThreads;
m_regionHandle = regionHandle;
m_regionName = regionName;
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m_scriptHandlers = new Dictionary<LLUUID, ScriptHandler>();
m_scripts = new Dictionary<string, ScriptFactory>();
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OpenSim.Framework.Console.MainConsole.Instance.WriteLine("World.cs - creating new entitities instance");
Entities = new Dictionary<libsecondlife.LLUUID, Entity>();
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OpenSim.Framework.Console.MainConsole.Instance.WriteLine("World.cs - creating LandMap");
TerrainManager = new TerrainManager(new SecondLife());
Avatar.SetupTemplate("avatar-template.dat");
// MainConsole.Instance.WriteLine("World.cs - Creating script engine instance");
// Initialise this only after the world has loaded
// Scripts = new ScriptEngine(this);
Avatar.LoadAnims();
this.SetDefaultScripts();
}
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public void AddScript(Entity entity, Script script)
{
ScriptHandler scriptHandler = new ScriptHandler(script, entity, this);
m_scriptHandlers.Add(scriptHandler.ScriptId, scriptHandler);
}
public void AddScript(Entity entity, string scriptData)
{
int scriptstart = 0;
int scriptend = 0;
string substring;
scriptstart = scriptData.LastIndexOf("<Script>");
scriptend = scriptData.LastIndexOf("</Script>");
substring = scriptData.Substring(scriptstart + 8, scriptend - scriptstart - 8);
substring = substring.Trim();
//Console.WriteLine("searching for script to add: " + substring);
ScriptFactory scriptFactory;
if (this.m_scripts.TryGetValue(substring, out scriptFactory))
{
//Console.WriteLine("added script");
this.AddScript(entity, scriptFactory());
}
}
public InventoryCache InventoryCache
{
set
{
this._inventoryCache = value;
}
}
public AssetCache AssetCache
{
set
{
this._assetCache = value;
}
}
public PhysicsScene PhysScene
{
set
{
this.phyScene = value;
}
get
{
return (this.phyScene);
}
}
public void Update()
{
if (this.phyScene.IsThreaded)
{
this.phyScene.GetResults();
}
foreach (libsecondlife.LLUUID UUID in Entities.Keys)
{
Entities[UUID].addForces();
}
lock (this.LockPhysicsEngine)
{
this.phyScene.Simulate(timeStep);
}
foreach (libsecondlife.LLUUID UUID in Entities.Keys)
{
Entities[UUID].update();
}
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foreach (ScriptHandler scriptHandler in m_scriptHandlers.Values)
{
scriptHandler.OnFrame();
}
//backup world data
this.storageCount++;
if (storageCount > 1200) //set to how often you want to backup
{
this.Backup();
storageCount = 0;
}
}
public bool LoadStorageDLL(string dllName)
{
Assembly pluginAssembly = Assembly.LoadFrom(dllName);
ILocalStorage store = null;
foreach (Type pluginType in pluginAssembly.GetTypes())
{
if (pluginType.IsPublic)
{
if (!pluginType.IsAbstract)
{
Type typeInterface = pluginType.GetInterface("ILocalStorage", true);
if (typeInterface != null)
{
ILocalStorage plug = (ILocalStorage)Activator.CreateInstance(pluginAssembly.GetType(pluginType.ToString()));
store = plug;
break;
}
typeInterface = null;
}
}
}
pluginAssembly = null;
this.localStorage = store;
return (store == null);
}
public void RegenerateTerrain()
{
HeightmapGenHills hills = new HeightmapGenHills();
this.LandMap = hills.GenerateHeightmap(200, 4.0f, 80.0f, false);
lock (this.LockPhysicsEngine)
{
this.phyScene.SetTerrain(this.LandMap);
}
this.localStorage.SaveMap(this.LandMap);
foreach (SimClient client in m_clientThreads.Values)
{
this.SendLayerData(client);
}
foreach (libsecondlife.LLUUID UUID in Entities.Keys)
{
Entities[UUID].LandRenegerated();
}
}
public void RegenerateTerrain(float[] newMap)
{
this.LandMap = newMap;
lock (this.LockPhysicsEngine)
{
this.phyScene.SetTerrain(this.LandMap);
}
this.localStorage.SaveMap(this.LandMap);
foreach (SimClient client in m_clientThreads.Values)
{
this.SendLayerData(client);
}
foreach (libsecondlife.LLUUID UUID in Entities.Keys)
{
Entities[UUID].LandRenegerated();
}
}
public void RegenerateTerrain(bool changes, int pointx, int pointy)
{
if (changes)
{
lock (this.LockPhysicsEngine)
{
this.phyScene.SetTerrain(this.LandMap);
}
this.localStorage.SaveMap(this.LandMap);
foreach (SimClient client in m_clientThreads.Values)
{
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this.SendLayerData(pointx, pointy, client);
}
}
}
public void LoadWorldMap()
{
LandMap = this.localStorage.LoadWorld();
}
public void LoadPrimsFromStorage()
{
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("World.cs: LoadPrimsFromStorage() - Loading primitives");
this.localStorage.LoadPrimitives(this);
}
public void PrimFromStorage(PrimData prim)
{
if (prim.LocalID >= this._primCount)
{
_primCount = prim.LocalID + 1;
}
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("World.cs: PrimFromStorage() - Reloading prim (localId " + prim.LocalID + " ) from storage");
Primitive nPrim = new Primitive(m_clientThreads, m_regionHandle, this);
nPrim.CreateFromStorage(prim);
this.Entities.Add(nPrim.uuid, nPrim);
}
public void Close()
{
this.localStorage.ShutDown();
}
public void SendLayerData(SimClient RemoteClient)
{
int[] patches = new int[4];
for (int y = 0; y < 16; y++)
{
for (int x = 0; x < 16; x = x + 4)
{
patches[0] = x + 0 + y * 16;
patches[1] = x + 1 + y * 16;
patches[2] = x + 2 + y * 16;
patches[3] = x + 3 + y * 16;
Packet layerpack = TerrainManager.CreateLandPacket(LandMap, patches);
RemoteClient.OutPacket(layerpack);
}
}
}
public void SendLayerData(int px, int py, SimClient RemoteClient)
{
int[] patches = new int[1];
int patchx, patchy;
patchx = px / 16;
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/* if (patchx > 12)
{
patchx = 12;
}*/
patchy = py / 16;
patches[0] = patchx + 0 + patchy * 16;
//patches[1] = patchx + 1 + patchy * 16;
//patches[2] = patchx + 2 + patchy * 16;
//patches[3] = patchx + 3 + patchy * 16;
Packet layerpack = TerrainManager.CreateLandPacket(LandMap, patches);
RemoteClient.OutPacket(layerpack);
}
public void GetInitialPrims(SimClient RemoteClient)
{
foreach (libsecondlife.LLUUID UUID in Entities.Keys)
{
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if (Entities[UUID] is Primitive)
{
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Primitive primitive = Entities[UUID] as Primitive;
primitive.UpdateClient(RemoteClient);
}
}
}
public void AddViewerAgent(SimClient AgentClient)
{
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("World.cs:AddViewerAgent() - Creating new avatar for remote viewer agent");
Avatar NewAvatar = new Avatar(AgentClient, this, m_regionName, m_clientThreads, m_regionHandle);
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("World.cs:AddViewerAgent() - Adding new avatar to world");
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("World.cs:AddViewerAgent() - Starting RegionHandshake ");
NewAvatar.SendRegionHandshake(this);
PhysicsVector pVec = new PhysicsVector(NewAvatar.Pos.X, NewAvatar.Pos.Y, NewAvatar.Pos.Z);
lock (this.LockPhysicsEngine)
{
NewAvatar.PhysActor = this.phyScene.AddAvatar(pVec);
}
this.Entities.Add(AgentClient.AgentID, NewAvatar);
}
public void AddNewPrim(ObjectAddPacket addPacket, SimClient AgentClient)
{
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("World.cs: AddNewPrim() - Creating new prim");
Primitive prim = new Primitive(m_clientThreads, m_regionHandle, this);
prim.CreateFromPacket(addPacket, AgentClient.AgentID, this._primCount);
PhysicsVector pVec = new PhysicsVector(prim.Pos.X, prim.Pos.Y, prim.Pos.Z);
PhysicsVector pSize = new PhysicsVector(0.255f, 0.255f, 0.255f);
if (OpenSim.world.Avatar.PhysicsEngineFlying)
{
lock (this.LockPhysicsEngine)
{
prim.PhysActor = this.phyScene.AddPrim(pVec, pSize);
}
}
this.Entities.Add(prim.uuid, prim);
this._primCount++;
}
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public bool DeRezObject(SimClient simClient, Packet packet)
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{
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DeRezObjectPacket DeRezPacket = (DeRezObjectPacket)packet;
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// Console.WriteLine(DeRezPacket);
//Needs to delete object from physics at a later date
if (DeRezPacket.AgentBlock.DestinationID == LLUUID.Zero)
{
libsecondlife.LLUUID[] DeRezEnts;
DeRezEnts = new libsecondlife.LLUUID[DeRezPacket.ObjectData.Length];
int i = 0;
foreach (DeRezObjectPacket.ObjectDataBlock Data in DeRezPacket.ObjectData)
{
//OpenSim.Framework.Console.MainConsole.Instance.WriteLine("LocalID:" + Data.ObjectLocalID.ToString());
foreach (Entity ent in this.Entities.Values)
{
if (ent.localid == Data.ObjectLocalID)
{
DeRezEnts[i++] = ent.uuid;
this.localStorage.RemovePrim(ent.uuid);
KillObjectPacket kill = new KillObjectPacket();
kill.ObjectData = new KillObjectPacket.ObjectDataBlock[1];
kill.ObjectData[0] = new KillObjectPacket.ObjectDataBlock();
kill.ObjectData[0].ID = ent.localid;
foreach (SimClient client in m_clientThreads.Values)
{
client.OutPacket(kill);
}
//Uncommenting this means an old UUID will be re-used, thus crashing the asset server
//Uncomment when prim/object UUIDs are random or such
//2007-03-22 - Randomskk
//this._primCount--;
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("Deleted UUID " + ent.uuid);
}
}
}
foreach (libsecondlife.LLUUID uuid in DeRezEnts)
{
lock (Entities)
{
Entities.Remove(uuid);
}
}
}
else
{
foreach (DeRezObjectPacket.ObjectDataBlock Data in DeRezPacket.ObjectData)
{
Entity selectedEnt = null;
//OpenSim.Framework.Console.MainConsole.Instance.WriteLine("LocalID:" + Data.ObjectLocalID.ToString());
foreach (Entity ent in this.Entities.Values)
{
if (ent.localid == Data.ObjectLocalID)
{
AssetBase primAsset = new AssetBase();
primAsset.FullID = LLUUID.Random();//DeRezPacket.AgentBlock.TransactionID.Combine(LLUUID.Zero); //should be combining with securesessionid
primAsset.InvType = 6;
primAsset.Type = 6;
primAsset.Name = "Prim";
primAsset.Description = "";
primAsset.Data = ((Primitive)ent).GetByteArray();
this._assetCache.AddAsset(primAsset);
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this._inventoryCache.AddNewInventoryItem(simClient, DeRezPacket.AgentBlock.DestinationID, primAsset);
selectedEnt = ent;
break;
}
}
if (selectedEnt != null)
{
this.localStorage.RemovePrim(selectedEnt.uuid);
KillObjectPacket kill = new KillObjectPacket();
kill.ObjectData = new KillObjectPacket.ObjectDataBlock[1];
kill.ObjectData[0] = new KillObjectPacket.ObjectDataBlock();
kill.ObjectData[0].ID = selectedEnt.localid;
foreach (SimClient client in m_clientThreads.Values)
{
client.OutPacket(kill);
}
lock (Entities)
{
Entities.Remove(selectedEnt.uuid);
}
}
}
}
return true;
}
public bool Backup()
{
OpenSim.Framework.Console.MainConsole.Instance.WriteLine("World.cs: Backup() - Backing up Primitives");
foreach (libsecondlife.LLUUID UUID in Entities.Keys)
{
Entities[UUID].BackUp();
}
return true;
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}
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#region Packet Handlers
public bool ModifyTerrain(SimClient simClient, Packet packet)
{
ModifyLandPacket modify = (ModifyLandPacket)packet;
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switch (modify.ModifyBlock.Action)
{
case 1:
// raise terrain
if (modify.ParcelData.Length > 0)
{
int mody = (int)modify.ParcelData[0].North;
int modx = (int)modify.ParcelData[0].West;
lock (LandMap)
{
LandMap[(mody * 256) + modx - 1] += 0.05f;
LandMap[(mody * 256) + modx] += 0.1f;
LandMap[(mody * 256) + modx + 1] += 0.05f;
LandMap[((mody + 1) * 256) + modx] += 0.05f;
LandMap[((mody - 1) * 256) + modx] += 0.05f;
}
RegenerateTerrain(true, modx, mody);
}
break;
case 2:
//lower terrain
if (modify.ParcelData.Length > 0)
{
int mody = (int)modify.ParcelData[0].North;
int modx = (int)modify.ParcelData[0].West;
lock (LandMap)
{
LandMap[(mody * 256) + modx - 1] -= 0.05f;
LandMap[(mody * 256) + modx] -= 0.1f;
LandMap[(mody * 256) + modx + 1] -= 0.05f;
LandMap[((mody + 1) * 256) + modx] -= 0.05f;
LandMap[((mody - 1) * 256) + modx] -= 0.05f;
}
RegenerateTerrain(true, modx, mody);
}
break;
}
return true;
}
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public bool SimChat(SimClient simClient, Packet packet)
{
System.Text.Encoding enc = System.Text.Encoding.ASCII;
ChatFromViewerPacket inchatpack = (ChatFromViewerPacket)packet;
if (Helpers.FieldToString(inchatpack.ChatData.Message) == "")
{
//empty message so don't bother with it
return true;
}
libsecondlife.Packets.ChatFromSimulatorPacket reply = new ChatFromSimulatorPacket();
reply.ChatData.Audible = 1;
reply.ChatData.Message = inchatpack.ChatData.Message;
reply.ChatData.ChatType = 1;
reply.ChatData.SourceType = 1;
reply.ChatData.Position = simClient.ClientAvatar.Pos;
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reply.ChatData.FromName = enc.GetBytes(simClient.ClientAvatar.firstname + " " + simClient.ClientAvatar.lastname + "\0");
reply.ChatData.OwnerID = simClient.AgentID;
reply.ChatData.SourceID = simClient.AgentID;
foreach (SimClient client in m_clientThreads.Values)
{
client.OutPacket(reply);
}
return true;
}
public bool RezObject(SimClient simClient, Packet packet)
{
RezObjectPacket rezPacket = (RezObjectPacket)packet;
AgentInventory inven = this._inventoryCache.GetAgentsInventory(simClient.AgentID);
if (inven != null)
{
if (inven.InventoryItems.ContainsKey(rezPacket.InventoryData.ItemID))
{
AssetBase asset = this._assetCache.GetAsset(inven.InventoryItems[rezPacket.InventoryData.ItemID].AssetID);
if (asset != null)
{
PrimData primd = new PrimData(asset.Data);
Primitive nPrim = new Primitive(m_clientThreads, m_regionHandle, this);
nPrim.CreateFromStorage(primd, rezPacket.RezData.RayEnd, this._primCount, true);
this.Entities.Add(nPrim.uuid, nPrim);
this._primCount++;
this._inventoryCache.DeleteInventoryItem(simClient, rezPacket.InventoryData.ItemID);
}
}
}
return true;
}
public void SetDefaultScripts()
{
this.m_scripts.Add("FollowRandomAvatar", delegate()
{
return new FollowRandomAvatar();
});
}
#endregion
}
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}