* This wraps the autopilot request to the client's sit response. An interesting, but successful way to do it.

* This also takes care of a few error situations that were previously never seen.

OpenSim/Framework/IClientAPI.cs

@@ -838,6 +838,7 @@ namespace OpenSim.Framework
 
         event RequestObjectPropertiesFamily OnObjectGroupRequest;
         event ScriptReset OnScriptReset;
+        event UpdateVector OnAutoPilotGo;
 
         [Obsolete("IClientAPI.OutPacket SHOULD NOT EXIST outside of LLClientView please refactor appropriately.")]
         void OutPacket(Packet newPack, ThrottleOutPacketType packType);

OpenSim/Region/ClientStack/LindenUDP/LLClientView.cs

@@ -269,6 +269,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
         private RequestObjectPropertiesFamily handlerObjectGroupRequest = null;
         private ScriptReset handlerScriptReset = null;
+        private UpdateVector handlerAutoPilotGo = null;
 
         /* Properties */
 
@@ -900,6 +901,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
         public event EstateDebugRegionRequest OnEstateDebugRegionRequest;
         public event EstateTeleportOneUserHomeRequest OnEstateTeleportOneUserHomeRequest;
         public event ScriptReset OnScriptReset;
+        public event UpdateVector OnAutoPilotGo;
 
         #region Scene/Avatar to Client
 
@@ -1125,7 +1127,7 @@ namespace OpenSim.Region.ClientStack.LindenUDP
 
                 patches[0] = patchx + 0 + patchy * 16;
 
-                Packet layerpack = LLClientView.TerrainManager.CreateLandPacket(map, patches);
+                LayerDataPacket layerpack = LLClientView.TerrainManager.CreateLandPacket(map, patches);
                 layerpack.Header.Zerocoded = true;
                 OutPacket(layerpack, ThrottleOutPacketType.Land);
             }
@@ -3966,7 +3968,50 @@ namespace OpenSim.Region.ClientStack.LindenUDP
             get { return m_packetProcessingEnabled; }
             set { m_packetProcessingEnabled = value; }
         }
+        public void DecipherGenericMessage(string gmMethod, LLUUID gmInvoice, GenericMessagePacket.ParamListBlock[] gmParams)
+        {
+            switch (gmMethod)
+            {
+                case "autopilot":
+                    float locx = 0f;
+                    float locy = 0f;
+                    float locz = 0f;
+                    uint regionX = 0;
+                    uint regionY = 0;
+                    try
 
+                    {
+                        Helpers.LongToUInts(Scene.RegionInfo.RegionHandle,out regionX, out regionY);
+                        locx = Convert.ToSingle(Helpers.FieldToUTF8String(gmParams[0].Parameter)) - (float)regionX;
+                        locy = Convert.ToSingle(Helpers.FieldToUTF8String(gmParams[1].Parameter)) - (float)regionY;
+                        locz = Convert.ToSingle(Helpers.FieldToUTF8String(gmParams[2].Parameter));
+                    }
+                    catch (InvalidCastException)
+                    {
+                        m_log.Error("[CLIENT]: Invalid autopilot request");
+                        return;
+                    }
+
+                    handlerAutoPilotGo = OnAutoPilotGo;
+                    if (handlerAutoPilotGo != null)
+                    {
+                        handlerAutoPilotGo(0, new LLVector3(locx, locy, locz), this);
+                    }
+                    m_log.InfoFormat("[CLIENT]: Client Requests autopilot to position <{0},{1},{2}>", locx, locy, locz);
+
+
+                    break;
+                default: 
+                    m_log.Debug("[CLIENT]: Unknown Generic Message, Method: " + gmMethod + ". Invoice: " + gmInvoice.ToString() + ".  Dumping Params:");
+                    for (int hi = 0; hi < gmParams.Length; hi++)
+                    {
+                        System.Console.WriteLine(gmParams[hi].ToString());
+                    }
+                    //gmpack.MethodData.
+                    break;
+
+            }
+        }
         protected void ProcessInPacket(Packet Pack)
         {
             ack_pack(Pack);
@@ -3998,6 +4043,12 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                 {
                     #region Scene/Avatar
 
+                    case PacketType.GenericMessage:
+                        GenericMessagePacket gmpack = (GenericMessagePacket)Pack;
+                        
+                        DecipherGenericMessage(Helpers.FieldToUTF8String(gmpack.MethodData.Method),gmpack.MethodData.Invoice,gmpack.ParamList);
+                        
+                        break;
                     case PacketType.AvatarPropertiesRequest:
                         AvatarPropertiesRequestPacket avatarProperties = (AvatarPropertiesRequestPacket)Pack;
 
@@ -5933,10 +5984,10 @@ namespace OpenSim.Region.ClientStack.LindenUDP
                         // TODO: handle this packet
                         m_log.Warn("[CLIENT]: unhandled CreateGroupRequest packet");
                         break;
-                    case PacketType.GenericMessage:
+                    //case PacketType.GenericMessage:
                         // TODO: handle this packet
-                        m_log.Warn("[CLIENT]: unhandled GenericMessage packet");
+                        //m_log.Warn("[CLIENT]: unhandled GenericMessage packet");
-                        break;
+                        //break;
                     case PacketType.MapItemRequest:
                         // TODO: handle this packet
                         m_log.Warn("[CLIENT]: unhandled MapItemRequest packet");

OpenSim/Region/Environment/Modules/World/NPC/NPCAvatar.cs

@@ -289,6 +289,7 @@ namespace OpenSim.Region.Environment.Modules.World.NPC
         public event EstateDebugRegionRequest OnEstateDebugRegionRequest;
         public event EstateTeleportOneUserHomeRequest OnEstateTeleportOneUserHomeRequest;
         public event ScriptReset OnScriptReset;
+        public event UpdateVector OnAutoPilotGo;
 
 #pragma warning restore 67
         #endregion

OpenSim/Region/Environment/Scenes/Scene.cs

@@ -1737,6 +1737,7 @@ namespace OpenSim.Region.Environment.Scenes
             client.OnParcelReturnObjectsRequest += LandChannel.ReturnObjectsInParcel;
             client.OnScriptReset += ProcessScriptReset;
             
+
             // EventManager.TriggerOnNewClient(client);
         }
 

OpenSim/Region/Environment/Scenes/SceneExternalChecks.cs

@@ -63,6 +63,9 @@ namespace OpenSim.Region.Environment.Scenes
             {
                 SceneObjectPart part=m_scene.GetSceneObjectPart(objectID);
                 
+                if (part == null)
+                    return 0;
+
                 uint perms=part.GetEffectiveObjectFlags() |
                         (uint)LLObject.ObjectFlags.ObjectModify |
                         (uint)LLObject.ObjectFlags.ObjectCopy |

OpenSim/Region/Environment/Scenes/SceneObjectGroup.cs

@@ -472,6 +472,7 @@ namespace OpenSim.Region.Environment.Scenes
             UpdateParentIDs();
         }
 
+       
         /// <summary>
         ///
         /// </summary>
@@ -488,12 +489,12 @@ namespace OpenSim.Region.Environment.Scenes
             newPart.LinkNum = m_parts.Count;
             m_parts.Add(newPart.UUID, newPart);
             SetPartAsRoot(newPart);
-
+            // one of these is a proxy.
+            if (shape.PCode != (byte)PCode.None && shape.PCode != (byte)PCode.ParticleSystem)
                 AttachToBackup();
 
             //ApplyPhysics(scene.m_physicalPrim);
         }
-
         /// <summary>
         ///
         /// </summary>

OpenSim/Region/Environment/Scenes/ScenePresence.cs

@@ -80,6 +80,8 @@ namespace OpenSim.Region.Environment.Scenes
         private Dictionary<LLUUID, ScriptControllers> scriptedcontrols = new Dictionary<LLUUID, ScriptControllers>();
         private ScriptControlled IgnoredControls = ScriptControlled.CONTROL_ZERO;
         private ScriptControlled LastCommands = ScriptControlled.CONTROL_ZERO;
+        private SceneObjectGroup proxyObjectGroup = null;
+        private SceneObjectPart proxyObjectPart = null;
 
         public Vector3 lastKnownAllowedPosition = new Vector3();
         public bool sentMessageAboutRestrictedParcelFlyingDown = false;
@@ -89,6 +91,8 @@ namespace OpenSim.Region.Environment.Scenes
         private readonly List<NewForce> m_forcesList = new List<NewForce>();
         private short m_updateCount = 0;
         private uint m_requestedSitTargetID = 0;
+        private LLUUID m_requestedSitTargetUUID = LLUUID.Zero;
+
         private LLVector3 m_requestedSitOffset = new LLVector3();
 
         private LLVector3 m_LastFinitePos = new LLVector3();
@@ -144,6 +148,10 @@ namespace OpenSim.Region.Environment.Scenes
         //Reuse the LLVector3 instead of creating a new one on the UpdateMovement method
         private LLVector3 movementvector = new LLVector3();
 
+        private bool m_autopilotMoving = false;
+        private LLVector3 m_autoPilotTarget = LLVector3.Zero;
+        private bool m_sitAtAutoTarget = false;
+
         private List<LLUUID> m_knownPrimUUID = new List<LLUUID>();
 
         // Agent's Draw distance.
@@ -439,6 +447,7 @@ namespace OpenSim.Region.Environment.Scenes
             m_controllingClient.OnStartAnim += HandleStartAnim;
             m_controllingClient.OnStopAnim += HandleStopAnim;
             m_controllingClient.OnForceReleaseControls += HandleForceReleaseControls;
+            m_controllingClient.OnAutoPilotGo += DoAutoPilot;
 
             // ControllingClient.OnChildAgentStatus += new StatusChange(this.ChildStatusChange);
             // ControllingClient.OnStopMovement += new GenericCall2(this.StopMovement);
@@ -472,6 +481,8 @@ namespace OpenSim.Region.Environment.Scenes
             // }
         }
 
+        
+
         public uint GenerateClientFlags(LLUUID ObjectID)
         {
             return m_scene.ExternalChecks.ExternalChecksGenerateClientFlags(m_uuid, ObjectID);
@@ -835,6 +846,9 @@ namespace OpenSim.Region.Environment.Scenes
                 return;
             }
 
+            if (m_autopilotMoving)
+                CheckAtSitTarget();
+
             if ((flags & (uint) AgentManager.ControlFlags.AGENT_CONTROL_SIT_ON_GROUND) != 0)
             {
                 // TODO: This doesn't enable the "stand up" button on the viewer yet (probably a parent ID problem)
@@ -856,14 +870,16 @@ namespace OpenSim.Region.Environment.Scenes
                 bool DCFlagKeyPressed = false;
                 Vector3 agent_control_v3 = new Vector3(0, 0, 0);
                 Quaternion q = new Quaternion(bodyRotation.W, bodyRotation.X, bodyRotation.Y, bodyRotation.Z);
+                if (PhysicsActor != null)
+                {
                     bool oldflying = PhysicsActor.Flying;
 
-                PhysicsActor.Flying = ((flags & (uint) AgentManager.ControlFlags.AGENT_CONTROL_FLY) != 0);
+                    PhysicsActor.Flying = ((flags & (uint)AgentManager.ControlFlags.AGENT_CONTROL_FLY) != 0);
                     if (PhysicsActor.Flying != oldflying)
                     {
                         update_movementflag = true;
                     }
-
+                }
                 if (q != m_bodyRot)
                 {
                     m_bodyRot = q;
@@ -930,11 +946,78 @@ namespace OpenSim.Region.Environment.Scenes
                 }
             }
 
+            
+
             m_scene.EventManager.TriggerOnClientMovement(this);
 
             m_scene.AddAgentTime(System.Environment.TickCount - m_perfMonMS);
         }
 
+        public void DoAutoPilot(uint not_used, LLVector3 Pos, IClientAPI remote_client)
+        {
+            m_autopilotMoving = true;
+            m_autoPilotTarget = Pos;
+            m_sitAtAutoTarget = false;
+            PrimitiveBaseShape proxy = PrimitiveBaseShape.Default;
+            //proxy.PCode = (byte)PCode.ParticleSystem;
+            uint nextUUID = m_scene.NextLocalId;
+
+            proxyObjectGroup = new SceneObjectGroup(m_scene, m_scene.RegionInfo.RegionHandle, UUID, nextUUID, Pos, new LLQuaternion(Rotation.x, Rotation.y, Rotation.z, Rotation.w), proxy);
+            if (proxyObjectGroup != null)
+            {
+                proxyObjectGroup.SendGroupFullUpdate();
+                remote_client.SendSitResponse(proxyObjectGroup.UUID, LLVector3.Zero, LLQuaternion.Identity, true, LLVector3.Zero, LLVector3.Zero, false);
+                m_scene.DeleteSceneObject(proxyObjectGroup);
+            }
+            else
+            {
+                m_autopilotMoving = false;
+                m_autoPilotTarget = LLVector3.Zero;
+                ControllingClient.SendAlertMessage("Autopilot cancelled");
+            }
+
+        }
+
+        private void CheckAtSitTarget()
+        {
+            //m_log.Debug("[AUTOPILOT]: " + Util.GetDistanceTo(AbsolutePosition, m_autoPilotTarget).ToString());
+            if (Util.GetDistanceTo(AbsolutePosition, m_autoPilotTarget) <= 1.5)
+            {
+                
+                if (m_sitAtAutoTarget)
+                {
+                    SceneObjectPart part = m_scene.GetSceneObjectPart(m_requestedSitTargetUUID);
+                    if (part != null)
+                    {
+                        AbsolutePosition = part.AbsolutePosition;
+                        Velocity = new LLVector3(0, 0, 0);
+                        SendFullUpdateToAllClients();
+
+                        //HandleAgentSit(ControllingClient, m_requestedSitTargetUUID);
+                    }
+                    //ControllingClient.SendSitResponse(m_requestedSitTargetID, m_requestedSitOffset, LLQuaternion.Identity, false, LLVector3.Zero, LLVector3.Zero, false);
+                    m_requestedSitTargetUUID = LLUUID.Zero;
+                }
+                else
+                {
+                    //ControllingClient.SendAlertMessage("Autopilot cancelled");
+                    //SendTerseUpdateToAllClients();
+                    //PrimitiveBaseShape proxy = PrimitiveBaseShape.Default;
+                    //proxy.PCode = (byte)PCode.ParticleSystem;
+                    ////uint nextUUID = m_scene.NextLocalId;
+
+                    //proxyObjectGroup = new SceneObjectGroup(m_scene, m_scene.RegionInfo.RegionHandle, UUID, nextUUID, m_autoPilotTarget, LLQuaternion.Identity, proxy);
+                    //if (proxyObjectGroup != null)
+                    //{
+                        //proxyObjectGroup.SendGroupFullUpdate();
+                        //ControllingClient.SendSitResponse(LLUUID.Zero, m_autoPilotTarget, LLQuaternion.Identity, true, LLVector3.Zero, LLVector3.Zero, false);
+                        //m_scene.DeleteSceneObject(proxyObjectGroup);
+                    //}
+                }
+                m_autoPilotTarget = LLVector3.Zero;
+                m_autopilotMoving = false;
+            }
+        }
         /// <summary>
         /// Perform the logic necessary to stand the client up.  This method also executes
         /// the stand animation.
@@ -963,7 +1046,7 @@ namespace OpenSim.Region.Environment.Scenes
 
                 m_parentID = 0;
                 SendFullUpdateToAllClients();
-
+                m_requestedSitTargetID = 0;
                 if (m_physicsActor != null)
                 {
                     SetHeight(m_avHeight);
@@ -1005,7 +1088,11 @@ namespace OpenSim.Region.Environment.Scenes
                 }
 
                 pos = part.AbsolutePosition + offset;
-
+                //if (Math.Abs(part.AbsolutePosition.Z - AbsolutePosition.Z) > 1)
+                //{
+                   // offset = pos;
+                    //autopilot = false;
+                //}
                 if (m_physicsActor != null)
                 {
                     // If we're not using the client autopilot, we're immediately warping the avatar to the location
@@ -1030,11 +1117,14 @@ namespace OpenSim.Region.Environment.Scenes
             }
 
             ControllingClient.SendSitResponse(targetID, offset, sitOrientation, autopilot, LLVector3.Zero, LLVector3.Zero, false);
-
+            m_requestedSitTargetUUID = targetID;
             // This calls HandleAgentSit twice, once from here, and the client calls
             // HandleAgentSit itself after it gets to the location
             // It doesn't get to the location until we've moved them there though
             // which happens in HandleAgentSit :P
+            m_autopilotMoving = autopilot;
+            m_autoPilotTarget = pos;
+            m_sitAtAutoTarget = autopilot;
             if (!autopilot)
                 HandleAgentSit(remoteClient, UUID);
         }
@@ -1064,6 +1154,8 @@ namespace OpenSim.Region.Environment.Scenes
         {
             SceneObjectPart part = m_scene.GetSceneObjectPart(m_requestedSitTargetID);
 
+            if (m_sitAtAutoTarget || !m_autopilotMoving)
+            {
                 if (part != null)
                 {
                     if (part.GetAvatarOnSitTarget() == UUID)
@@ -1089,7 +1181,11 @@ namespace OpenSim.Region.Environment.Scenes
                         m_parentPosition = part.AbsolutePosition;
                     }
                 }
-
+                else
+                {
+                    return;
+                }
+            }
             m_parentID = m_requestedSitTargetID;
 
             Velocity = new LLVector3(0, 0, 0);

OpenSim/Region/Examples/SimpleModule/MyNpcCharacter.cs

@@ -194,7 +194,7 @@ namespace OpenSim.Region.Examples.SimpleModule
         public event EstateDebugRegionRequest OnEstateDebugRegionRequest;
         public event EstateTeleportOneUserHomeRequest OnEstateTeleportOneUserHomeRequest;
         public event ScriptReset OnScriptReset;
-
+        public event UpdateVector OnAutoPilotGo;
 
 #pragma warning restore 67