Merge branch 'master' into careminster

OpenSim/Data/MSSQL/Resources/GridStore.migrations

@@ -236,3 +236,10 @@ CREATE NONCLUSTERED INDEX IX_regions_name ON dbo.regions
 	) WITH( STATISTICS_NORECOMPUTE = OFF, IGNORE_DUP_KEY = OFF, ALLOW_ROW_LOCKS = ON, ALLOW_PAGE_LOCKS = ON) ON [PRIMARY]
 
 COMMIT
+
+:VERSION 9
+
+BEGIN TRANSACTION
+ALTER TABLE regions ADD parcelMapTexture uniqueidentifier NULL;
+
+COMMIT

OpenSim/Data/SQLite/Resources/RegionStore.migrations

@@ -472,3 +472,73 @@ COMMIT;
 BEGIN;
 ALTER TABLE regionsettings ADD COLUMN covenant_datetime INTEGER NOT NULL default 0;
 COMMIT;
+
+:VERSION 23
+BEGIN;
+CREATE TABLE regionwindlight (
+  region_id VARCHAR(36) NOT NULL DEFAULT '000000-0000-0000-0000-000000000000' PRIMARY KEY,
+  water_color_r FLOAT NOT NULL DEFAULT '4.000000',
+  water_color_g FLOAT NOT NULL DEFAULT '38.000000',
+  water_color_b FLOAT NOT NULL DEFAULT '64.000000',
+  water_color_i FLOAT NOT NULL DEFAULT '1.000000',
+  water_fog_density_exponent FLOAT NOT NULL DEFAULT '4.0',
+  underwater_fog_modifier FLOAT NOT NULL DEFAULT '0.25',
+  reflection_wavelet_scale_1 FLOAT NOT NULL DEFAULT '2.0',
+  reflection_wavelet_scale_2 FLOAT NOT NULL DEFAULT '2.0',
+  reflection_wavelet_scale_3 FLOAT NOT NULL DEFAULT '2.0',
+  fresnel_scale FLOAT NOT NULL DEFAULT '0.40',
+  fresnel_offset FLOAT NOT NULL DEFAULT '0.50',
+  refract_scale_above FLOAT NOT NULL DEFAULT '0.03',
+  refract_scale_below FLOAT NOT NULL DEFAULT '0.20',
+  blur_multiplier FLOAT NOT NULL DEFAULT '0.040',
+  big_wave_direction_x FLOAT NOT NULL DEFAULT '1.05',
+  big_wave_direction_y FLOAT NOT NULL DEFAULT '-0.42',
+  little_wave_direction_x FLOAT NOT NULL DEFAULT '1.11',
+  little_wave_direction_y FLOAT NOT NULL DEFAULT '-1.16',
+  normal_map_texture VARCHAR(36) NOT NULL DEFAULT '822ded49-9a6c-f61c-cb89-6df54f42cdf4',
+  horizon_r FLOAT NOT NULL DEFAULT '0.25',
+  horizon_g FLOAT NOT NULL DEFAULT '0.25',
+  horizon_b FLOAT NOT NULL DEFAULT '0.32',
+  horizon_i FLOAT NOT NULL DEFAULT '0.32',
+  haze_horizon FLOAT NOT NULL DEFAULT '0.19',
+  blue_density_r FLOAT NOT NULL DEFAULT '0.12',
+  blue_density_g FLOAT NOT NULL DEFAULT '0.22',
+  blue_density_b FLOAT NOT NULL DEFAULT '0.38',
+  blue_density_i FLOAT NOT NULL DEFAULT '0.38',
+  haze_density FLOAT NOT NULL DEFAULT '0.70',
+  density_multiplier FLOAT NOT NULL DEFAULT '0.18',
+  distance_multiplier FLOAT NOT NULL DEFAULT '0.8',
+  max_altitude INTEGER NOT NULL DEFAULT '1605',
+  sun_moon_color_r FLOAT NOT NULL DEFAULT '0.24',
+  sun_moon_color_g FLOAT NOT NULL DEFAULT '0.26',
+  sun_moon_color_b FLOAT NOT NULL DEFAULT '0.30',
+  sun_moon_color_i FLOAT NOT NULL DEFAULT '0.30',
+  sun_moon_position FLOAT NOT NULL DEFAULT '0.317',
+  ambient_r FLOAT NOT NULL DEFAULT '0.35',
+  ambient_g FLOAT NOT NULL DEFAULT '0.35',
+  ambient_b FLOAT NOT NULL DEFAULT '0.35',
+  ambient_i FLOAT NOT NULL DEFAULT '0.35',
+  east_angle FLOAT NOT NULL DEFAULT '0.00',
+  sun_glow_focus FLOAT NOT NULL DEFAULT '0.10',
+  sun_glow_size FLOAT NOT NULL DEFAULT '1.75',
+  scene_gamma FLOAT NOT NULL DEFAULT '1.00',
+  star_brightness FLOAT NOT NULL DEFAULT '0.00',
+  cloud_color_r FLOAT NOT NULL DEFAULT '0.41',
+  cloud_color_g FLOAT NOT NULL DEFAULT '0.41',
+  cloud_color_b FLOAT NOT NULL DEFAULT '0.41',
+  cloud_color_i FLOAT NOT NULL DEFAULT '0.41',
+  cloud_x FLOAT NOT NULL DEFAULT '1.00',
+  cloud_y FLOAT NOT NULL DEFAULT '0.53',
+  cloud_density FLOAT NOT NULL DEFAULT '1.00',
+  cloud_coverage FLOAT NOT NULL DEFAULT '0.27',
+  cloud_scale FLOAT NOT NULL DEFAULT '0.42',
+  cloud_detail_x FLOAT NOT NULL DEFAULT '1.00',
+  cloud_detail_y FLOAT NOT NULL DEFAULT '0.53',
+  cloud_detail_density FLOAT NOT NULL DEFAULT '0.12',
+  cloud_scroll_x FLOAT NOT NULL DEFAULT '0.20',
+  cloud_scroll_x_lock INTEGER NOT NULL DEFAULT '0',
+  cloud_scroll_y FLOAT NOT NULL DEFAULT '0.01',
+  cloud_scroll_y_lock INTEGER NOT NULL DEFAULT '0',
+  draw_classic_clouds INTEGER NOT NULL DEFAULT '1');
+
+COMMIT;

OpenSim/Framework/Serialization/External/ExternalRepresentationUtils.cs

@@ -49,15 +49,16 @@ namespace OpenSim.Framework.Serialization.External
         /// <param name="nodeToFill"></param>
         /// <param name="processors">/param>
         /// <param name="xtr"></param>
-        public static void ExecuteReadProcessors<NodeType>(
+        /// <returns>true on successful, false if there were any processing failures</returns>
+        public static bool ExecuteReadProcessors<NodeType>(
             NodeType nodeToFill, Dictionary<string, Action<NodeType, XmlTextReader>> processors, XmlTextReader xtr)
         {
-            ExecuteReadProcessors(
+            return ExecuteReadProcessors(
                 nodeToFill,
                 processors,
                 xtr,
                 (o, name, e)
-                    => m_log.ErrorFormat(
+                    => m_log.DebugFormat(
                         "[ExternalRepresentationUtils]: Exception while parsing element {0}, continuing.  Exception {1}{2}",
                         name, e.Message, e.StackTrace));
         }
@@ -71,12 +72,15 @@ namespace OpenSim.Framework.Serialization.External
         /// <param name="parseExceptionAction">
         /// Action to take if there is a parsing problem.  This will usually just be to log the exception
         /// </param>
-        public static void ExecuteReadProcessors<NodeType>(
+        /// <returns>true on successful, false if there were any processing failures</returns>
+        public static bool ExecuteReadProcessors<NodeType>(
             NodeType nodeToFill,
             Dictionary<string, Action<NodeType, XmlTextReader>> processors,
             XmlTextReader xtr,
             Action<NodeType, string, Exception> parseExceptionAction)
         {
+            bool errors = false;
+
             string nodeName = string.Empty;
             while (xtr.NodeType != XmlNodeType.EndElement)
             {
@@ -95,6 +99,7 @@ namespace OpenSim.Framework.Serialization.External
                     }
                     catch (Exception e)
                     {
+                        errors = true;
                         parseExceptionAction(nodeToFill, nodeName, e);
 
                         if (xtr.NodeType == XmlNodeType.EndElement)
@@ -107,6 +112,8 @@ namespace OpenSim.Framework.Serialization.External
                     xtr.ReadOuterXml(); // ignore
                 }
             }
+
+            return errors;
         }
 
         /// <summary>
@@ -140,6 +147,7 @@ namespace OpenSim.Framework.Serialization.External
                         UUID.TryParse(node.InnerText, out uuid);
                         creator = userService.GetUserAccount(scopeID, uuid);
                     }
+
                     if (node.Name == "CreatorData" && node.InnerText != null && node.InnerText != string.Empty)
                         hasCreatorData = true;
 
@@ -163,7 +171,6 @@ namespace OpenSim.Framework.Serialization.External
                 doc.Save(wr);
                 return wr.ToString();
             }
-
         }
     }
 }

OpenSim/Region/CoreModules/Avatar/AvatarFactory/AvatarFactoryModule.cs

@@ -111,6 +111,15 @@ namespace OpenSim.Region.CoreModules.Avatar.AvatarFactory
 
         #region IAvatarFactoryModule
 
+        /// </summary>
+        /// <param name="sp"></param>
+        /// <param name="texture"></param>
+        /// <param name="visualParam"></param>
+        public void SetAppearance(IScenePresence sp, AvatarAppearance appearance)
+        {
+            SetAppearance(sp, appearance.Texture, appearance.VisualParams);
+        }
+
         /// <summary>
         /// Set appearance data (texture asset IDs and slider settings) 
         /// </summary>
@@ -156,7 +165,9 @@ namespace OpenSim.Region.CoreModules.Avatar.AvatarFactory
                     changed = sp.Appearance.SetTextureEntries(textureEntry) || changed;
 
 //                    WriteBakedTexturesReport(sp, m_log.DebugFormat);
-                    if (!ValidateBakedTextureCache(sp))
+
+                    // If bake textures are missing and this is not an NPC, request a rebake from client
+                    if (!ValidateBakedTextureCache(sp) && (((ScenePresence)sp).PresenceType != PresenceType.Npc))
                         RequestRebake(sp, true);
 
                     // This appears to be set only in the final stage of the appearance
@@ -164,6 +175,13 @@ namespace OpenSim.Region.CoreModules.Avatar.AvatarFactory
                     // appearance send and save here.
                 }
 
+                // NPC should send to clients immediately and skip saving appearance
+                if (((ScenePresence)sp).PresenceType == PresenceType.Npc)
+                {
+                    SendAppearance((ScenePresence)sp);
+                    return;
+                }
+
                 // save only if there were changes, send no matter what (doesn't hurt to send twice)
                 if (changed)
                     QueueAppearanceSave(sp.ControllingClient.AgentId);
@@ -174,6 +192,15 @@ namespace OpenSim.Region.CoreModules.Avatar.AvatarFactory
             // m_log.WarnFormat("[AVFACTORY]: complete SetAppearance for {0}:\n{1}",client.AgentId,sp.Appearance.ToString());
         }
 
+        private void SendAppearance(ScenePresence sp)
+        {
+            // Send the appearance to everyone in the scene
+            sp.SendAppearanceToAllOtherAgents();
+
+            // Send animations back to the avatar as well
+            sp.Animator.SendAnimPack();
+        }
+
         public bool SendAppearance(UUID agentId)
         {
 //            m_log.DebugFormat("[AVFACTORY]: Sending appearance for {0}", agentId);
@@ -185,12 +212,7 @@ namespace OpenSim.Region.CoreModules.Avatar.AvatarFactory
                 return false;
             }
 
-            // Send the appearance to everyone in the scene
+            SendAppearance(sp);
-            sp.SendAppearanceToAllOtherAgents();
-
-            // Send animations back to the avatar as well
-            sp.Animator.SendAnimPack();
-
             return true;
         }
 

OpenSim/Region/CoreModules/World/Permissions/PermissionsModule.cs

@@ -707,7 +707,12 @@ namespace OpenSim.Region.CoreModules.World.Permissions
             // Object owners should be able to edit their own content
             if (currentUser == objectOwner)
             {
-                permission = true;
+                // there is no way that later code can change this back to false
+                // so just return true immediately and short circuit the more
+                // expensive group checks
+                return true;
+                
+                //permission = true;
             }
             else if (group.IsAttachment)
             {

OpenSim/Region/Framework/Interfaces/IAvatarFactoryModule.cs

@@ -35,6 +35,7 @@ namespace OpenSim.Region.Framework.Interfaces
 
     public interface IAvatarFactoryModule
     {
+        void SetAppearance(IScenePresence sp, AvatarAppearance appearance);
         void SetAppearance(IScenePresence sp, Primitive.TextureEntry textureEntry, byte[] visualParams);
 
         /// <summary>

OpenSim/Region/Framework/Scenes/Scene.cs

@@ -3408,9 +3408,9 @@ namespace OpenSim.Region.Framework.Scenes
 
             // Don't disable this log message - it's too helpful
             m_log.DebugFormat(
-                "[SCENE]: Region {0} told of incoming {1} agent {2} {3} {4} (circuit code {5}, teleportflags {6}, position {7})",
+                "[SCENE]: Region {0} told of incoming {1} agent {2} {3} {4} (circuit code {5}, IP {6}, viewer {7}, teleportflags {8}, position {9})",
-                RegionInfo.RegionName, (agent.child ? "child" : "root"), agent.firstname, agent.lastname,
+                RegionInfo.RegionName, (agent.child ? "child" : "root"),agent.firstname, agent.lastname,
-                agent.AgentID, agent.circuitcode, teleportFlags, agent.startpos);
+                agent.AgentID, agent.circuitcode, agent.IPAddress, agent.Viewer, teleportFlags, agent.startpos);
 
             if (LoginsDisabled)
             {

OpenSim/Region/Framework/Scenes/ScenePresence.cs

@@ -295,13 +295,10 @@ namespace OpenSim.Region.Framework.Scenes
         /// </summary>
         public PhysicsActor PhysicsActor { get; private set; }
 
-        private byte m_movementflag;
+        /// <summary>
-
+        /// Record user movement inputs.
-        public byte MovementFlag
+        /// </summary>
-        {
+        public byte MovementFlag { get; private set; }
-            set { m_movementflag = value; }
-            get { return m_movementflag; }
-        }
 
         private bool m_updateflag;
 

OpenSim/Region/Framework/Scenes/Serialization/SceneObjectSerializer.cs

@@ -1486,7 +1486,7 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
                 m_SOPXmlProcessors,
                 reader,
                 (o, nodeName, e)
-                    => m_log.ErrorFormat(
+                    => m_log.DebugFormat(
                         "[SceneObjectSerializer]: Exception while parsing {0} in object {1} {2}: {3}{4}",
                         ((SceneObjectPart)o).Name, ((SceneObjectPart)o).UUID, nodeName, e.Message, e.StackTrace));
 
@@ -1539,14 +1539,18 @@ namespace OpenSim.Region.Framework.Scenes.Serialization
 
             reader.ReadStartElement(name, String.Empty); // Shape
 
-            ExternalRepresentationUtils.ExecuteReadProcessors(
+            errors = ExternalRepresentationUtils.ExecuteReadProcessors(
                 shape,
                 m_ShapeXmlProcessors,
                 reader,
                 (o, nodeName, e)
-                    => m_log.ErrorFormat(
+                    =>
+                    {
+                        m_log.DebugFormat(
                             "[SceneObjectSerializer]: Exception while parsing Shape property {0}: {1}{2}",
-                        nodeName, e.Message, e.StackTrace));
+                            nodeName, e.Message, e.StackTrace);
+                    }
+            );
 
             reader.ReadEndElement(); // Shape
 

OpenSim/Region/OptionalModules/Avatar/Voice/FreeSwitchVoice/FreeSwitchVoiceModule.cs

@@ -63,9 +63,9 @@ namespace OpenSim.Region.OptionalModules.Avatar.Voice.FreeSwitchVoice
         private static readonly ILog m_log = LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType);
 
         // Capability string prefixes
-        private static readonly string m_parcelVoiceInfoRequestPath = "0007/";
+        private static readonly string m_parcelVoiceInfoRequestPath = "0207/";
-        private static readonly string m_provisionVoiceAccountRequestPath = "0008/";
+        private static readonly string m_provisionVoiceAccountRequestPath = "0208/";
-        private static readonly string m_chatSessionRequestPath = "0009/";
+        private static readonly string m_chatSessionRequestPath = "0209/";
 
         // Control info
         private static bool   m_Enabled  = false;

OpenSim/Region/OptionalModules/Avatar/XmlRpcGroups/SimianGroupsServicesConnectorModule.cs

@@ -30,6 +30,7 @@ using System.Collections;
 using System.Collections.Generic;
 using System.Collections.Specialized;
 using System.Reflection;
+using System.Threading;
 
 using Nwc.XmlRpc;
 
@@ -167,6 +168,8 @@ namespace OpenSim.Region.OptionalModules.Avatar.XmlRpcGroups
 
         private bool m_debugEnabled = false;
 
+        private Dictionary<string, bool> m_pendingRequests = new Dictionary<string,bool>();
+        
         private ExpiringCache<string, OSDMap> m_memoryCache;
         private int m_cacheTimeout = 30;
 
@@ -1348,6 +1351,7 @@ namespace OpenSim.Region.OptionalModules.Avatar.XmlRpcGroups
             // Immediately forward the request if the cache is disabled.
             if (m_cacheTimeout == 0)
             {
+                m_log.WarnFormat("[SIMIAN GROUPS CONNECTOR]: cache is disabled");
                 return WebUtil.PostToService(m_groupsServerURI, requestArgs);
             }
 
@@ -1355,6 +1359,8 @@ namespace OpenSim.Region.OptionalModules.Avatar.XmlRpcGroups
             if (requestArgs["RequestMethod"] == "RemoveGeneric"
                 || requestArgs["RequestMethod"] == "AddGeneric")
             {
+                m_log.WarnFormat("[SIMIAN GROUPS CONNECTOR]: clearing generics cache");
+                
                 // Any and all updates cause the cache to clear
                 m_memoryCache.Clear();
 
@@ -1366,19 +1372,68 @@ namespace OpenSim.Region.OptionalModules.Avatar.XmlRpcGroups
 
             // Create the cache key for the request and see if we have it cached
             string CacheKey = WebUtil.BuildQueryString(requestArgs);
-            OSDMap response = null;
-            if (!m_memoryCache.TryGetValue(CacheKey, out response))
-            {
-                // if it wasn't in the cache, pass the request to the Simian Grid Services
-                response = WebUtil.PostToService(m_groupsServerURI, requestArgs);
 
-                // and cache the response
+            // This code uses a leader/follower pattern. On a cache miss, the request is added
-                m_memoryCache.AddOrUpdate(CacheKey, response, TimeSpan.FromSeconds(m_cacheTimeout));
+            // to a queue; the first thread to add it to the queue completes the request while
+            // follow on threads busy wait for the results, this situation seems to happen
+            // often when checking permissions
+            while (true)
+            {
+                OSDMap response = null;
+                bool firstRequest = false;
+
+                lock (m_memoryCache)
+                {
+                    if (m_memoryCache.TryGetValue(CacheKey, out response))
+                        return response;
+                    
+                    if (! m_pendingRequests.ContainsKey(CacheKey))
+                    {
+                        m_pendingRequests.Add(CacheKey,true);
+                        firstRequest = true;
+                    }
+                }
+                
+                if (firstRequest)
+                {
+                    // if it wasn't in the cache, pass the request to the Simian Grid Services
+                    try
+                    {
+                        response = WebUtil.PostToService(m_groupsServerURI, requestArgs);
+                    }
+                    catch (Exception e)
+                    {
+                        m_log.InfoFormat("[SIMIAN GROUPS CONNECTOR] request failed {0}",CacheKey);
+                    }
+                    
+                    // and cache the response
+                    lock (m_memoryCache)
+                    {
+                        m_memoryCache.AddOrUpdate(CacheKey, response, TimeSpan.FromSeconds(m_cacheTimeout));
+                        m_pendingRequests.Remove(CacheKey);
                     }
 
-            // return cached response
                     return response;
                 }
+
+                Thread.Sleep(50); // waiting for a web request to complete, 50msecs is reasonable
+            }
+
+            // if (!m_memoryCache.TryGetValue(CacheKey, out response))
+            // {
+            //     m_log.WarnFormat("[SIMIAN GROUPS CONNECTOR]: query not in the cache");
+            //     Util.PrintCallStack();
+                
+            //     // if it wasn't in the cache, pass the request to the Simian Grid Services
+            //     response = WebUtil.PostToService(m_groupsServerURI, requestArgs);
+
+            //     // and cache the response
+            //     m_memoryCache.AddOrUpdate(CacheKey, response, TimeSpan.FromSeconds(m_cacheTimeout));
+            // }
+
+            // // return cached response
+            // return response;
+        }
         #endregion
 
     }

OpenSim/Region/OptionalModules/World/NPC/NPCModule.cs

@@ -96,14 +96,14 @@ namespace OpenSim.Region.OptionalModules.World.NPC
                 if (!m_avatars.ContainsKey(agentId))
                     return false;
 
+            // Delete existing sp attachments
             scene.AttachmentsModule.DeleteAttachmentsFromScene(sp, false);
 
-            AvatarAppearance npcAppearance = new AvatarAppearance(appearance, true);
+            // Set new sp appearance. Also sends to clients.
-            sp.Appearance = npcAppearance;
+            scene.RequestModuleInterface<IAvatarFactoryModule>().SetAppearance(sp, new AvatarAppearance(appearance, true));
-            scene.AttachmentsModule.RezAttachments(sp);
             
-            IAvatarFactoryModule module = scene.RequestModuleInterface<IAvatarFactoryModule>();
+            // Rez needed sp attachments
-            module.SendAppearance(sp.UUID);
+            scene.AttachmentsModule.RezAttachments(sp);
             
             return true;
         }

OpenSim/Region/Physics/OdePlugin/ODECharacter.cs

@@ -156,6 +156,22 @@ namespace OpenSim.Region.Physics.OdePlugin
         internal UUID m_uuid { get; private set; }
         internal bool bad = false;
 
+        /// <summary>
+        /// ODE Avatar.
+        /// </summary>
+        /// <param name="avName"></param>
+        /// <param name="parent_scene"></param>
+        /// <param name="pos"></param>
+        /// <param name="size"></param>
+        /// <param name="pid_d"></param>
+        /// <param name="pid_p"></param>
+        /// <param name="capsule_radius"></param>
+        /// <param name="tensor"></param>
+        /// <param name="density">
+        /// Only used right now to return information to LSL.  Not actually used to set mass in ODE!
+        /// </param>
+        /// <param name="walk_divisor"></param>
+        /// <param name="rundivisor"></param>
         public OdeCharacter(
             String avName, OdeScene parent_scene, Vector3 pos, Vector3 size, float pid_d, float pid_p,
             float capsule_radius, float tensor, float density,
@@ -786,6 +802,10 @@ namespace OpenSim.Region.Physics.OdePlugin
             Vector3 vec = Vector3.Zero;
             d.Vector3 vel = d.BodyGetLinearVel(Body);
 
+//            m_log.DebugFormat(
+//                "[ODE CHARACTER]: Current velocity in Move() is <{0},{1},{2}>, target {3} for {4}",
+//                vel.X, vel.Y, vel.Z, _target_velocity, Name);
+
             float movementdivisor = 1f;
 
             if (!m_alwaysRun)
@@ -884,12 +904,14 @@ namespace OpenSim.Region.Physics.OdePlugin
 
                 if (flying)
                 {
+                    // This also acts as anti-gravity so that we hover when flying rather than fall.
                     vec.Z = (_target_velocity.Z - vel.Z) * (PID_D);
                 }
             }
 
             if (flying)
             {
+                // Anti-gravity so that we hover when flying rather than fall.
                 vec.Z += ((-1 * _parent_scene.gravityz) * m_mass);
 
                 //Added for auto fly height. Kitto Flora
@@ -921,6 +943,25 @@ namespace OpenSim.Region.Physics.OdePlugin
 
                 return;
             }
+
+            d.Vector3 newVel = d.BodyGetLinearVel(Body);
+            if (newVel.X >= 256 || newVel.X <= 256 || newVel.Y >= 256 || newVel.Y <= 256 || newVel.Z >= 256 || newVel.Z <= 256)
+            {
+//                m_log.DebugFormat(
+//                    "[ODE CHARACTER]: Limiting falling velocity from {0} to {1} for {2}", newVel.Z, -9.8, Name);
+
+                newVel.X = Util.Clamp<float>(newVel.X, -255f, 255f);
+                newVel.Y = Util.Clamp<float>(newVel.Y, -255f, 255f);
+
+                if (!flying)
+                    newVel.Z
+                        = Util.Clamp<float>(
+                            newVel.Z, -_parent_scene.AvatarTerminalVelocity, _parent_scene.AvatarTerminalVelocity);
+                else
+                    newVel.Z = Util.Clamp<float>(newVel.Z, -255f, 255f);
+
+                d.BodySetLinearVel(Body, newVel.X, newVel.Y, newVel.Z);
+            }
         }
 
         /// <summary>

OpenSim/Region/Physics/OdePlugin/OdeScene.cs

@@ -144,6 +144,8 @@ namespace OpenSim.Region.Physics.OdePlugin
         public float gravityy = 0f;
         public float gravityz = -9.8f;
 
+        public float AvatarTerminalVelocity { get; set; }
+
         private float contactsurfacelayer = 0.001f;
 
         private int worldHashspaceLow = -4;
@@ -459,6 +461,15 @@ namespace OpenSim.Region.Physics.OdePlugin
                     gravityy = physicsconfig.GetFloat("world_gravityy", 0f);
                     gravityz = physicsconfig.GetFloat("world_gravityz", -9.8f);
 
+                    float avatarTerminalVelocity = physicsconfig.GetFloat("avatar_terminal_velocity", 54f);
+                    AvatarTerminalVelocity = Util.Clamp<float>(avatarTerminalVelocity, 0, 255f);
+                    if (AvatarTerminalVelocity != avatarTerminalVelocity)
+                    {
+                        m_log.WarnFormat(
+                            "[ODE SCENE]: avatar_terminal_velocity of {0} is invalid.  Clamping to {1}",
+                            avatarTerminalVelocity, AvatarTerminalVelocity);
+                    }
+
                     worldHashspaceLow = physicsconfig.GetInt("world_hashspace_size_low", -4);
                     worldHashspaceHigh = physicsconfig.GetInt("world_hashspace_size_high", 128);
 

bin/OpenSim.ini.example

@@ -484,7 +484,6 @@
     ;; such as the Meta7 viewer.
     ;; It has no ill effect on viewers which do not support server-side
     ;; windlight settings.
-    ;; Currently we only have support for MySQL databases.
     ; enable_windlight = false
 
 
@@ -573,10 +572,15 @@
     ; DeleteScriptsOnStartup = true
 
     ;; Set this to true (the default) to load each script into a separate
-    ;; AppDomain. Setting this to false will load all script assemblies into the
+    ;; AppDomain. 
-    ;; current AppDomain, which will reduce the per-script overhead at the
+    ;;
-    ;; expense of reduced security and the inability to garbage collect the
+    ;; Setting this to false will load all script assemblies into the
-    ;; script assemblies
+    ;; current AppDomain, which will significantly improve script loading times.
+    ;; It will also reduce initial per-script memory overhead.
+    ;;
+    ;; However, setting this to false will also prevent script DLLs from being unloaded from memory if the script is deleted.
+    ;; This may cause an OutOfMemory problem over time when avatars with scripted attachments move in and out of the region.
+    ;; Some Windows users have also reported script loading problems when AppDomainLoading = false
     ; AppDomainLoading = true
 
     ;# {DefaultCompileLanguage} {Enabled:true} {Default script language?} {lsl vb cs} lsl

bin/OpenSimDefaults.ini

@@ -655,6 +655,11 @@
     world_gravityy = 0
     world_gravityz = -9.8
 
+    ; Terminal velocity of a falling avatar
+    ; This is the same http://en.wikipedia.org/wiki/Terminal_velocity#Examples
+    ; Max value is 255, min value is 0
+    avatar_terminal_velocity = 54
+
     ; World Step size. (warning these are dangerous.  Changing these will probably cause your scene to explode dramatically)
     ; reference: fps = (0.089/ODE_STEPSIZE) * 1000;
     world_stepsize = 0.0178
@@ -1065,7 +1070,6 @@
 [LightShare]
     ; This enables the transmission of Windlight scenes to supporting clients, such as the Meta7 viewer.
     ; It has no ill effect on viewers which do not support server-side windlight settings.
-    ; Currently we only have support for MySQL databases.
     enable_windlight = false