3 files changed, 265 insertions, 46 deletions

diff --git a/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs b/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs
index 69d6261..4f831a4 100644
--- a/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs
+++ b/OpenSim/Region/OptionalModules/World/NPC/NPCAvatar.cs
@@ -37,6 +37,11 @@ namespace OpenSim.Region.OptionalModules.World.NPC
 {
     public class NPCAvatar : IClientAPI
     {
+        /// <summary>
+        /// Signal whether the avatar should land when it reaches a move target
+        /// </summary>
+        public bool LandAtTarget { get; set; }
+
         private readonly string m_firstname;
         private readonly string m_lastname;
         private readonly Vector3 m_startPos;
@@ -99,6 +104,7 @@ namespace OpenSim.Region.OptionalModules.World.NPC
         {
 
         }
+        
         public void SendSitResponse(UUID TargetID, Vector3 OffsetPos, Quaternion SitOrientation, bool autopilot,
                                         Vector3 CameraAtOffset, Vector3 CameraEyeOffset, bool ForceMouseLook)
         {
@@ -189,7 +195,7 @@ namespace OpenSim.Region.OptionalModules.World.NPC
         public event DeRezObject OnDeRezObject;
         public event Action<IClientAPI> OnRegionHandShakeReply;
         public event GenericCall1 OnRequestWearables;
-        public event GenericCall1 OnCompleteMovementToRegion;
+        public event Action<IClientAPI, bool> OnCompleteMovementToRegion;
         public event UpdateAgent OnPreAgentUpdate;
         public event UpdateAgent OnAgentUpdate;
         public event AgentRequestSit OnAgentRequestSit;
@@ -327,7 +333,7 @@ namespace OpenSim.Region.OptionalModules.World.NPC
         public event ScriptReset OnScriptReset;
         public event GetScriptRunning OnGetScriptRunning;
         public event SetScriptRunning OnSetScriptRunning;
-        public event UpdateVector OnAutoPilotGo;
+        public event Action<Vector3, bool> OnAutoPilotGo;
 
         public event TerrainUnacked OnUnackedTerrain;
 
@@ -744,12 +750,8 @@ namespace OpenSim.Region.OptionalModules.World.NPC
             {
                 OnRegionHandShakeReply(this);
             }
-
-            if (OnCompleteMovementToRegion != null)
-            {
-                OnCompleteMovementToRegion(this);
-            }
         }
+        
         public void SendAssetUploadCompleteMessage(sbyte AssetType, bool Success, UUID AssetFullID)
         {
         }
diff --git a/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs b/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs
index 3cdd06d..2fdeeab 100644
--- a/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs
+++ b/OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs
@@ -44,32 +44,119 @@ namespace OpenSim.Region.OptionalModules.World.NPC
     {
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
-        // private const bool m_enabled = false;
-
-        private Dictionary<UUID,NPCAvatar> m_avatars = new Dictionary<UUID, NPCAvatar>();
-        private Dictionary<UUID,AvatarAppearance> m_appearanceCache = new Dictionary<UUID, AvatarAppearance>();
+        private Dictionary<UUID, NPCAvatar> m_avatars = new Dictionary<UUID, NPCAvatar>();
 
         public void Initialise(Scene scene, IConfigSource source)
         {
-            scene.RegisterModuleInterface<INPCModule>(this);
+            IConfig config = source.Configs["NPC"];
+
+            if (config != null && config.GetBoolean("Enabled", false))
+            {
+                scene.RegisterModuleInterface<INPCModule>(this);
+                scene.EventManager.OnSignificantClientMovement += HandleOnSignificantClientMovement;
+            }
         }
 
-        private AvatarAppearance GetAppearance(UUID target, Scene scene)
+        public void HandleOnSignificantClientMovement(ScenePresence presence)
         {
-            if (m_appearanceCache.ContainsKey(target))
-                return m_appearanceCache[target];
-
-            AvatarAppearance appearance = scene.AvatarService.GetAppearance(target);
-            if (appearance != null)
+            lock (m_avatars)
             {
-                m_appearanceCache.Add(target, appearance);
-                return appearance;
+                if (m_avatars.ContainsKey(presence.UUID) && presence.MovingToTarget)
+                {
+                    double distanceToTarget = Util.GetDistanceTo(presence.AbsolutePosition, presence.MoveToPositionTarget);
+//                            m_log.DebugFormat(
+//                                "[NPC MODULE]: Abs pos of {0} is {1}, target {2}, distance {3}",
+//                                presence.Name, presence.AbsolutePosition, presence.MoveToPositionTarget, distanceToTarget);
+
+                    // Check the error term of the current position in relation to the target position
+                    if (distanceToTarget <= ScenePresence.SIGNIFICANT_MOVEMENT)
+                    {
+                        // We are close enough to the target
+                        m_log.DebugFormat("[NPC MODULE]: Stopping movement of npc {0}", presence.Name);
+
+                        presence.Velocity = Vector3.Zero;
+                        presence.AbsolutePosition = presence.MoveToPositionTarget;
+                        presence.ResetMoveToTarget();
+
+                        if (presence.PhysicsActor.Flying)
+                        {
+                            // A horrible hack to stop the NPC dead in its tracks rather than having them overshoot
+                            // the target if flying.
+                            // We really need to be more subtle (slow the avatar as it approaches the target) or at
+                            // least be able to set collision status once, rather than 5 times to give it enough
+                            // weighting so that that PhysicsActor thinks it really is colliding.
+                            for (int i = 0; i < 5; i++)
+                                presence.PhysicsActor.IsColliding = true;
+
+//                            Vector3 targetPos = presence.MoveToPositionTarget;
+                            if (m_avatars[presence.UUID].LandAtTarget)
+                                presence.PhysicsActor.Flying = false;
+
+//                            float terrainHeight = (float)presence.Scene.Heightmap[(int)targetPos.X, (int)targetPos.Y];
+//                            if (targetPos.Z - terrainHeight < 0.2)
+//                            {
+//                                presence.PhysicsActor.Flying = false;
+//                            }
+                        }
+
+//                        m_log.DebugFormat(
+//                            "[NPC MODULE]: AgentControlFlags {0}, MovementFlag {1} for {2}",
+//                            presence.AgentControlFlags, presence.MovementFlag, presence.Name);
+                    }
+                    else
+                    {
+//                        m_log.DebugFormat(
+//                            "[NPC MODULE]: Updating npc {0} at {1} for next movement to {2}",
+//                            presence.Name, presence.AbsolutePosition, presence.MoveToPositionTarget);
+
+                        Vector3 agent_control_v3 = new Vector3();
+                        presence.HandleMoveToTargetUpdate(ref agent_control_v3);
+                        presence.AddNewMovement(agent_control_v3);
+                    }
+//
+////                    presence.DoMoveToPositionUpdate((0, presence.MoveToPositionTarget, null);
+
+//
+//
+
+                }
             }
+        }
+
+        public bool IsNPC(UUID agentId, Scene scene)
+        {
+            ScenePresence sp = scene.GetScenePresence(agentId);
+            if (sp == null || sp.IsChildAgent)
+                return false;
 
-            return new AvatarAppearance();
+            lock (m_avatars)
+                return m_avatars.ContainsKey(agentId);
         }
 
-        public UUID CreateNPC(string firstname, string lastname, Vector3 position, Scene scene, UUID cloneAppearanceFrom)
+        public bool SetNPCAppearance(UUID agentId, AvatarAppearance appearance, Scene scene)
+        {
+            ScenePresence sp = scene.GetScenePresence(agentId);
+            if (sp == null || sp.IsChildAgent)
+                return false;
+
+            lock (m_avatars)
+                if (!m_avatars.ContainsKey(agentId))
+                    return false;
+
+            scene.AttachmentsModule.DeleteAttachmentsFromScene(sp, false);
+
+            AvatarAppearance npcAppearance = new AvatarAppearance(appearance, true);
+            sp.Appearance = npcAppearance;
+            scene.AttachmentsModule.RezAttachments(sp);
+
+            IAvatarFactory module = scene.RequestModuleInterface<IAvatarFactory>();
+            module.SendAppearance(sp.UUID);
+
+            return true;
+        }
+
+        public UUID CreateNPC(
+            string firstname, string lastname, Vector3 position, Scene scene, AvatarAppearance appearance)
         {
             NPCAvatar npcAvatar = new NPCAvatar(firstname, lastname, position, scene);
             npcAvatar.CircuitCode = (uint)Util.RandomClass.Next(0, int.MaxValue);
@@ -84,12 +171,18 @@ namespace OpenSim.Region.OptionalModules.World.NPC
             acd.lastname = lastname;
             acd.ServiceURLs = new Dictionary<string, object>();
 
-            AvatarAppearance originalAppearance = GetAppearance(cloneAppearanceFrom, scene);
-            AvatarAppearance npcAppearance = new AvatarAppearance(originalAppearance, true);
+            AvatarAppearance npcAppearance = new AvatarAppearance(appearance, true);
             acd.Appearance = npcAppearance;
 
+//            for (int i = 0; i < acd.Appearance.Texture.FaceTextures.Length; i++)
+//            {
+//                m_log.DebugFormat(
+//                    "[NPC MODULE]: NPC avatar {0} has texture id {1} : {2}",
+//                    acd.AgentID, i, acd.Appearance.Texture.FaceTextures[i]);
+//            }
+
             scene.AuthenticateHandler.AddNewCircuit(npcAvatar.CircuitCode, acd);
-            scene.AddNewClient(npcAvatar);
+            scene.AddNewClient(npcAvatar, PresenceType.Npc);
 
             ScenePresence sp;
             if (scene.TryGetScenePresence(npcAvatar.AgentId, out sp))
@@ -97,13 +190,7 @@ namespace OpenSim.Region.OptionalModules.World.NPC
                 m_log.DebugFormat(
                     "[NPC MODULE]: Successfully retrieved scene presence for NPC {0} {1}", sp.Name, sp.UUID);
 
-                // Shouldn't call this - temporary.
-                sp.CompleteMovement(npcAvatar);
-
-//                        sp.SendAppearanceToAllOtherAgents();
-//
-//                        // Send animations back to the avatar as well
-//                        sp.Animator.SendAnimPack();
+                sp.CompleteMovement(npcAvatar, false);
             }
             else
             {
@@ -118,7 +205,30 @@ namespace OpenSim.Region.OptionalModules.World.NPC
             return npcAvatar.AgentId;
         }
 
-        public void Autopilot(UUID agentID, Scene scene, Vector3 pos)
+        public bool MoveToTarget(UUID agentID, Scene scene, Vector3 pos, bool noFly, bool landAtTarget)
+        {
+            lock (m_avatars)
+            {
+                if (m_avatars.ContainsKey(agentID))
+                {
+                    ScenePresence sp;
+                    scene.TryGetScenePresence(agentID, out sp);
+
+                    m_log.DebugFormat(
+                        "[NPC MODULE]: Moving {0} to {1} in {2}, noFly {3}, landAtTarget {4}",
+                        sp.Name, pos, scene.RegionInfo.RegionName, noFly, landAtTarget);
+
+                    m_avatars[agentID].LandAtTarget = landAtTarget;
+                    sp.MoveToTarget(pos, noFly);
+
+                    return true;
+                }
+            }
+
+            return false;
+        }
+
+        public bool StopMoveToTarget(UUID agentID, Scene scene)
         {
             lock (m_avatars)
             {
@@ -126,32 +236,49 @@ namespace OpenSim.Region.OptionalModules.World.NPC
                 {
                     ScenePresence sp;
                     scene.TryGetScenePresence(agentID, out sp);
-                    sp.DoAutoPilot(0, pos, m_avatars[agentID]);
+
+                    sp.Velocity = Vector3.Zero;
+                    sp.ResetMoveToTarget();
+
+                    return true;
                 }
             }
+
+            return false;
         }
 
-        public void Say(UUID agentID, Scene scene, string text)
+        public bool Say(UUID agentID, Scene scene, string text)
         {
             lock (m_avatars)
             {
                 if (m_avatars.ContainsKey(agentID))
                 {
+                    ScenePresence sp;
+                    scene.TryGetScenePresence(agentID, out sp);
+
                     m_avatars[agentID].Say(text);
+
+                    return true;
                 }
             }
+
+            return false;
         }
 
-        public void DeleteNPC(UUID agentID, Scene scene)
+        public bool DeleteNPC(UUID agentID, Scene scene)
         {
             lock (m_avatars)
             {
                 if (m_avatars.ContainsKey(agentID))
                 {
-                    scene.RemoveClient(agentID);
+                    scene.RemoveClient(agentID, false);
                     m_avatars.Remove(agentID);
+
+                    return true;
                 }
             }
+
+            return false;
         }
 
         public void PostInitialise()
diff --git a/OpenSim/Region/OptionalModules/World/NPC/Tests/NPCModuleTests.cs b/OpenSim/Region/OptionalModules/World/NPC/Tests/NPCModuleTests.cs
index 899e721..78296a4 100644
--- a/OpenSim/Region/OptionalModules/World/NPC/Tests/NPCModuleTests.cs
+++ b/OpenSim/Region/OptionalModules/World/NPC/Tests/NPCModuleTests.cs
@@ -27,11 +27,14 @@
 
 using System;
 using System.Reflection;
+using log4net;
 using Nini.Config;
 using NUnit.Framework;
 using OpenMetaverse;
 using OpenSim.Framework;
 using OpenSim.Framework.Communications;
+using OpenSim.Region.CoreModules.Avatar.AvatarFactory;
+using OpenSim.Region.CoreModules.Framework.UserManagement;
 using OpenSim.Region.CoreModules.ServiceConnectorsOut.Avatar;
 using OpenSim.Region.Framework.Interfaces;
 using OpenSim.Region.Framework.Scenes;
@@ -47,25 +50,112 @@ namespace OpenSim.Region.OptionalModules.World.NPC.Tests
         [Test]
         public void TestCreate()
         {
-            TestHelper.InMethod();
+            TestHelpers.InMethod();
 //            log4net.Config.XmlConfigurator.Configure();
 
             IConfigSource config = new IniConfigSource();
+            config.AddConfig("NPC");
+            config.Configs["NPC"].Set("Enabled", "true");
 
-            config.AddConfig("Modules");
-            config.Configs["Modules"].Set("AvatarServices", "LocalAvatarServicesConnector");
-            config.AddConfig("AvatarService");
-            config.Configs["AvatarService"].Set("LocalServiceModule", "OpenSim.Services.AvatarService.dll:AvatarService");
-            config.Configs["AvatarService"].Set("StorageProvider", "OpenSim.Data.Null.dll");
+            AvatarFactoryModule afm = new AvatarFactoryModule();
+            UserManagementModule umm = new UserManagementModule();
 
-            TestScene scene = SceneSetupHelpers.SetupScene();
-            SceneSetupHelpers.SetupSceneModules(scene, config, new NPCModule(), new LocalAvatarServicesConnector());
+            TestScene scene = SceneHelpers.SetupScene();
+            SceneHelpers.SetupSceneModules(scene, config, afm, umm, new NPCModule());
+            ScenePresence sp = SceneHelpers.AddScenePresence(scene, TestHelpers.ParseTail(0x1));
+//            ScenePresence originalAvatar = scene.GetScenePresence(originalClient.AgentId);
+
+            // 8 is the index of the first baked texture in AvatarAppearance
+            UUID originalFace8TextureId = TestHelpers.ParseTail(0x10);
+            Primitive.TextureEntry originalTe = new Primitive.TextureEntry(UUID.Zero);
+            Primitive.TextureEntryFace originalTef = originalTe.CreateFace(8);
+            originalTef.TextureID = originalFace8TextureId;
+
+            // We also need to add the texture to the asset service, otherwise the AvatarFactoryModule will tell
+            // ScenePresence.SendInitialData() to reset our entire appearance.
+            scene.AssetService.Store(AssetHelpers.CreateAsset(originalFace8TextureId));
+
+            afm.SetAppearanceFromClient(sp.ControllingClient, originalTe, null);
 
             INPCModule npcModule = scene.RequestModuleInterface<INPCModule>();
-            UUID npcId = npcModule.CreateNPC("John", "Smith", new Vector3(128, 128, 30), scene, UUID.Zero);
+            UUID npcId = npcModule.CreateNPC("John", "Smith", new Vector3(128, 128, 30), scene, sp.Appearance);
 
             ScenePresence npc = scene.GetScenePresence(npcId);
+
             Assert.That(npc, Is.Not.Null);
+            Assert.That(npc.Appearance.Texture.FaceTextures[8].TextureID, Is.EqualTo(originalFace8TextureId));
+            Assert.That(umm.GetUserName(npc.UUID), Is.EqualTo(string.Format("{0} {1}", npc.Firstname, npc.Lastname)));
+        }
+
+        [Test]
+        public void TestMove()
+        {
+            TestHelpers.InMethod();
+//            log4net.Config.XmlConfigurator.Configure();
+
+            IConfigSource config = new IniConfigSource();
+
+            config.AddConfig("NPC");
+            config.Configs["NPC"].Set("Enabled", "true");
+
+            TestScene scene = SceneHelpers.SetupScene();
+            SceneHelpers.SetupSceneModules(scene, config, new NPCModule());
+            ScenePresence sp = SceneHelpers.AddScenePresence(scene, TestHelpers.ParseTail(0x1));
+//            ScenePresence originalAvatar = scene.GetScenePresence(originalClient.AgentId);
+
+            Vector3 startPos = new Vector3(128, 128, 30);
+            INPCModule npcModule = scene.RequestModuleInterface<INPCModule>();
+            UUID npcId = npcModule.CreateNPC("John", "Smith", startPos, scene, sp.Appearance);
+
+            ScenePresence npc = scene.GetScenePresence(npcId);
+            Assert.That(npc.AbsolutePosition, Is.EqualTo(startPos));
+
+            // For now, we'll make the scene presence fly to simplify this test, but this needs to change.
+            npc.PhysicsActor.Flying = true;
+
+            scene.Update();
+            Assert.That(npc.AbsolutePosition, Is.EqualTo(startPos));
+
+            Vector3 targetPos = startPos + new Vector3(0, 0, 10);
+            npcModule.MoveToTarget(npc.UUID, scene, targetPos, false, false);
+
+            Assert.That(npc.AbsolutePosition, Is.EqualTo(startPos));
+
+            scene.Update();
+
+            // We should really check the exact figure.
+            Assert.That(npc.AbsolutePosition.X, Is.EqualTo(startPos.X));
+            Assert.That(npc.AbsolutePosition.Y, Is.EqualTo(startPos.Y));
+            Assert.That(npc.AbsolutePosition.Z, Is.GreaterThan(startPos.Z));
+            Assert.That(npc.AbsolutePosition.Z, Is.LessThan(targetPos.Z));
+
+            for (int i = 0; i < 10; i++)
+                scene.Update();
+
+            double distanceToTarget = Util.GetDistanceTo(npc.AbsolutePosition, targetPos);
+            Assert.That(distanceToTarget, Is.LessThan(1), "NPC not within 1 unit of target position on first move");
+            Assert.That(npc.AbsolutePosition, Is.EqualTo(targetPos));
+            Assert.That(npc.AgentControlFlags, Is.EqualTo((uint)AgentManager.ControlFlags.NONE));
+
+            // Try a second movement
+            startPos = npc.AbsolutePosition;
+            targetPos = startPos + new Vector3(10, 0, 0);
+            npcModule.MoveToTarget(npc.UUID, scene, targetPos, false, false);
+
+            scene.Update();
+
+            // We should really check the exact figure.
+            Assert.That(npc.AbsolutePosition.X, Is.GreaterThan(startPos.X));
+            Assert.That(npc.AbsolutePosition.X, Is.LessThan(targetPos.X));
+            Assert.That(npc.AbsolutePosition.Y, Is.EqualTo(startPos.Y));
+            Assert.That(npc.AbsolutePosition.Z, Is.EqualTo(startPos.Z));
+
+            for (int i = 0; i < 10; i++)
+                scene.Update();
+
+            distanceToTarget = Util.GetDistanceTo(npc.AbsolutePosition, targetPos);
+            Assert.That(distanceToTarget, Is.LessThan(1), "NPC not within 1 unit of target position on second move");
+            Assert.That(npc.AbsolutePosition, Is.EqualTo(targetPos));
         }
     }
 }
\ No newline at end of file