3 files changed, 262 insertions, 48 deletions

diff --git a/OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs b/OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs
index 40589de..623671f 100644
--- a/OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs
+++ b/OpenSim/Region/CoreModules/World/Archiver/ArchiveReadRequest.cs
@@ -40,6 +40,7 @@ using OpenSim.Framework.Monitoring;
 using OpenSim.Framework.Serialization;
 using OpenSim.Framework.Serialization.External;
 using OpenSim.Region.CoreModules.World.Terrain;
+using OpenSim.Region.CoreModules.World.Land;
 using OpenSim.Region.Framework.Interfaces;
 using OpenSim.Region.Framework.Scenes;
 using OpenSim.Region.Framework.Scenes.Serialization;
@@ -131,7 +132,21 @@ namespace OpenSim.Region.CoreModules.World.Archiver
         /// </value>
         protected Vector3 m_rotationCenter = new Vector3(Constants.RegionSize / 2f, Constants.RegionSize / 2f, 0f);
 
+        /// <value>
+        /// Corner 1 of a bounding cuboid which specifies which objects we load from the oar
+        /// </value>
+        protected Vector3 m_boundingOrigin = Vector3.Zero;
+
+        /// <value>
+        /// Size of a bounding cuboid which specifies which objects we load from the oar
+        /// </value>
+        protected Vector3 m_boundingSize = new Vector3(Constants.MaximumRegionSize, Constants.MaximumRegionSize, Constants.MaximumRegionSize);
+
         protected bool m_noObjects = false;
+        protected bool m_boundingBox = false;
+        protected bool m_debug = false;
+
+        protected Vector3 m_incomingRegionSize = new Vector3(256f, 256f, 4096f);
 
         /// <summary>
         /// Used to cache lookups for valid uuids.
@@ -202,6 +217,55 @@ namespace OpenSim.Region.CoreModules.World.Archiver
             m_rotationCenter = options.ContainsKey("rotation-center") ? (Vector3)options["rotation-center"]
                                 : new Vector3(scene.RegionInfo.RegionSizeX / 2f, scene.RegionInfo.RegionSizeY / 2f, 0f);
 
+            m_boundingOrigin = Vector3.Zero;
+            m_boundingSize = new Vector3(scene.RegionInfo.RegionSizeX, scene.RegionInfo.RegionSizeY, Constants.RegionHeight);
+
+            if (options.ContainsKey("bounding-origin"))
+            {
+                Vector3 boOption = (Vector3)options["bounding-origin"];
+                if (boOption.X >= 0 && boOption.X < m_boundingSize.X
+                    && boOption.Y >= 0 && boOption.Y < m_boundingSize.Y
+                    && boOption.Z >= 0 && boOption.Z < m_boundingSize.Z)
+                {
+                    if (m_boundingOrigin != boOption)
+                    {
+                        m_boundingOrigin = boOption;
+                        m_boundingBox = true;
+                    }
+                }
+                else m_log.InfoFormat("[ARCHIVER]: The bounding cube origin must be within the destination region! Setting to {0}.", m_boundingOrigin.ToString());
+            }
+
+
+            if (options.ContainsKey("bounding-size"))
+            {
+                Vector3 bsOption = (Vector3)options["bounding-size"];
+                bool clip = false;
+                if (bsOption.X <= 0 && bsOption.X > (m_boundingSize.X - m_boundingOrigin.X))
+                {
+                    bsOption.X = m_boundingSize.X - m_boundingOrigin.X;
+                    clip = true;
+                }
+                if (bsOption.Y <= 0 && bsOption.Y > (m_boundingSize.Y - m_boundingOrigin.Y))
+                {
+                    bsOption.Y = m_boundingSize.Y - m_boundingOrigin.Y;
+                    clip = true;
+                }
+                if (bsOption.Z <= 0 && bsOption.Z > (m_boundingSize.Z - m_boundingOrigin.Z))
+                {
+                    bsOption.Z = m_boundingSize.Y - m_boundingOrigin.Z;
+                    clip = true;
+                }
+                if (m_boundingSize != bsOption)
+                {
+                    m_boundingSize = bsOption;
+                    m_boundingBox = true;
+                    if (clip) m_log.InfoFormat("[ARCHIVER]: The bounding cube specified is larger than the destination region! Clipping to {0}.", m_boundingSize.ToString());
+                }
+            }
+
+            m_debug = options.ContainsKey("debug");
+
             // Zero can never be a valid user id (or group)
             m_validUserUuids[UUID.Zero] = false;
             m_validGroupUuids[UUID.Zero] = false;
@@ -435,7 +499,7 @@ namespace OpenSim.Region.CoreModules.World.Archiver
                     // If the control file wasn't the first file then reset the read pointer
                     if (!firstFile)
                     {
-                        m_log.Warn("Control file wasn't the first file in the archive");
+                        m_log.Warn("[ARCHIVER]: Control file wasn't the first file in the archive");
                         if (m_loadStream.CanSeek)
                         {
                             m_loadStream.Seek(0, SeekOrigin.Begin);
@@ -452,7 +516,7 @@ namespace OpenSim.Region.CoreModules.World.Archiver
                         else
                         {
                             // There isn't currently a scenario where this happens, but it's best to add a check just in case
-                            throw new Exception("Error reading archive: control file wasn't the first file, and the input stream doesn't allow seeking");
+                            throw new Exception("[ARCHIVER]: Error reading archive: control file wasn't the first file, and the input stream doesn't allow seeking");
                         }
                     }
 
@@ -462,7 +526,7 @@ namespace OpenSim.Region.CoreModules.World.Archiver
                 firstFile = false;
             }
 
-            throw new Exception("Control file not found");
+            throw new Exception("[ARCHIVER]: Control file not found");
         }
         
         /// <summary>
@@ -473,12 +537,16 @@ namespace OpenSim.Region.CoreModules.World.Archiver
             // Reload serialized prims
             m_log.InfoFormat("[ARCHIVER]: Loading {0} scene objects.  Please wait.", serialisedSceneObjects.Count);
 
-            OpenMetaverse.Quaternion rot = OpenMetaverse.Quaternion.CreateFromAxisAngle(0, 0, 1, m_rotation);
+            // Convert rotation to radians
+            double rotation = Math.PI * m_rotation / 180f;
+
+            OpenMetaverse.Quaternion rot = OpenMetaverse.Quaternion.CreateFromAxisAngle(0, 0, 1, (float)rotation);
 
             UUID oldTelehubUUID = scene.RegionInfo.RegionSettings.TelehubObject;
 
             IRegionSerialiserModule serialiser = scene.RequestModuleInterface<IRegionSerialiserModule>();
             int sceneObjectsLoadedCount = 0;
+            Vector3 boundingExtent = new Vector3(m_boundingOrigin.X + m_boundingSize.X, m_boundingOrigin.Y + m_boundingSize.Y, m_boundingOrigin.Z + m_boundingSize.Z);
 
             foreach (string serialisedSceneObject in serialisedSceneObjects)
             {
@@ -498,30 +566,50 @@ namespace OpenSim.Region.CoreModules.World.Archiver
 
                 SceneObjectGroup sceneObject = serialiser.DeserializeGroupFromXml2(serialisedSceneObject);
 
+                Vector3 pos = sceneObject.AbsolutePosition;
+
+                //fix the rotation center to the middle of the incoming region now as it's otherwise hopelessly confusing on varRegions
+                //as it only works with objects and terrain (using old Merge method) and not parcels
+                m_rotationCenter.X = m_incomingRegionSize.X / 2;
+                m_rotationCenter.Y = m_incomingRegionSize.Y / 2;
+
+                if (m_debug) m_log.DebugFormat("[ARCHIVER]: Loading object from OAR with original scene position {0}.", pos.ToString());
                 // Happily this does not do much to the object since it hasn't been added to the scene yet
                 if (!sceneObject.IsAttachment)
                 {
-                    if (m_displacement != Vector3.Zero || m_rotation != 0f)
+                    if (m_rotation != 0f)
                     {
-                        Vector3 pos = sceneObject.AbsolutePosition;
-                        if (m_rotation != 0f)
-                        {
-                            // Rotate the object
-                            sceneObject.RootPart.RotationOffset = rot * sceneObject.GroupRotation;
-                            // Get object position relative to rotation axis
-                            Vector3 offset = pos - m_rotationCenter;
-                            // Rotate the object position
-                            offset *= rot;
-                            // Restore the object position back to relative to the region
-                            pos = m_rotationCenter + offset;
-                        }
-                        if (m_displacement != Vector3.Zero)
+                        // Rotate the object
+                        sceneObject.RootPart.RotationOffset = rot * sceneObject.GroupRotation;
+                        // Get object position relative to rotation axis
+                        Vector3 offset = pos - m_rotationCenter;
+                        // Rotate the object position
+                        offset *= rot;
+                        // Restore the object position back to relative to the region
+                        pos = m_rotationCenter + offset;
+                        if (m_debug) m_log.DebugFormat("[ARCHIVER]: After rotation, object from OAR is at scene position {0}.", pos.ToString());
+                    }
+                    if (m_boundingBox)
+                    {
+                        if (pos.X < m_boundingOrigin.X || pos.X >= boundingExtent.X
+                            || pos.Y < m_boundingOrigin.Y || pos.Y >= boundingExtent.Y
+                            || pos.Z < m_boundingOrigin.Z || pos.Z >= boundingExtent.Z)
                         {
-                            pos += m_displacement;
+                            if (m_debug) m_log.DebugFormat("[ARCHIVER]: Skipping object from OAR in scene because it's position {0} is outside of bounding cube.", pos.ToString());
+                            continue;
                         }
-                        sceneObject.AbsolutePosition = pos;
+                        //adjust object position to be relative to <0,0> so we can apply the displacement
+                        pos.X -= m_boundingOrigin.X;
+                        pos.Y -= m_boundingOrigin.Y;
                     }
+                    if (m_displacement != Vector3.Zero)
+                    {
+                        pos += m_displacement;
+                        if (m_debug) m_log.DebugFormat("[ARCHIVER]: After displacement, object from OAR is at scene position {0}.", pos.ToString());
+                    }
+                    sceneObject.AbsolutePosition = pos;
                 }
+                if (m_debug) m_log.DebugFormat("[ARCHIVER]: Placing object from OAR in scene at position {0}.  ", pos.ToString());
 
                 bool isTelehub = (sceneObject.UUID == oldTelehubUUID) && (oldTelehubUUID != UUID.Zero);
 
@@ -553,11 +641,11 @@ namespace OpenSim.Region.CoreModules.World.Archiver
             int ignoredObjects = serialisedSceneObjects.Count - sceneObjectsLoadedCount;
 
             if (ignoredObjects > 0)
-                m_log.WarnFormat("[ARCHIVER]: Ignored {0} scene objects that already existed in the scene", ignoredObjects);
+                m_log.WarnFormat("[ARCHIVER]: Ignored {0} scene objects that already existed in the scene or were out of bounds", ignoredObjects);
 
             if (oldTelehubUUID != UUID.Zero)
             {
-                m_log.WarnFormat("Telehub object not found: {0}", oldTelehubUUID);
+                m_log.WarnFormat("[ARCHIVER]: Telehub object not found: {0}", oldTelehubUUID);
                 scene.RegionInfo.RegionSettings.TelehubObject = UUID.Zero;
                 scene.RegionInfo.RegionSettings.ClearSpawnPoints();
             }
@@ -645,15 +733,86 @@ namespace OpenSim.Region.CoreModules.World.Archiver
             // Reload serialized parcels
             m_log.InfoFormat("[ARCHIVER]: Loading {0} parcels.  Please wait.", serialisedParcels.Count);
             List<LandData> landData = new List<LandData>();
+            ILandObject landObject = scene.RequestModuleInterface<ILandObject>();
+            List<ILandObject> parcels;
+            Vector3 parcelDisp = new Vector3(m_displacement.X, m_displacement.Y, 0f);
+            Vector2 displacement = new Vector2(m_displacement.X, m_displacement.Y);
+            Vector2 boundingOrigin = new Vector2(m_boundingOrigin.X, m_boundingOrigin.Y);
+            Vector2 boundingSize = new Vector2(m_boundingSize.X, m_boundingSize.Y);
+            Vector2 regionSize = new Vector2(scene.RegionInfo.RegionSizeX, scene.RegionInfo.RegionSizeY);
+
+            // Gather any existing parcels before we add any more. Later as we add parcels we can check if the new parcel
+            // data overlays any of the old data, and we can modify and remove (if empty) the old parcel so that there's no conflict
+            parcels = scene.LandChannel.AllParcels();
+
             foreach (string serialisedParcel in serialisedParcels)
             {
                 LandData parcel = LandDataSerializer.Deserialize(serialisedParcel);
+                bool overrideRegionSize = true;  //use the src land parcel data size not the dst region size
+                bool isEmptyNow;
+                Vector3 AABBMin;
+                Vector3 AABBMax;
+
+                // create a new LandObject that we can use to manipulate the incoming source parcel data
+                // this is ok, but just beware that some of the LandObject functions (that we haven't used here) still 
+                // assume we're always using the destination region size
+                LandData ld = new LandData();
+                landObject = new LandObject(ld, scene);
+                landObject.LandData = parcel;
+
+                bool[,] srcLandBitmap = landObject.ConvertBytesToLandBitmap(overrideRegionSize);
+                if (landObject.IsLandBitmapEmpty(srcLandBitmap))
+                {
+                    m_log.InfoFormat("[ARCHIVER]: Skipping source parcel {0} with GlobalID: {1} LocalID: {2} that has no claimed land.",
+                        parcel.Name, parcel.GlobalID, parcel.LocalID);
+                    continue;
+                }
+                //m_log.DebugFormat("[ARCHIVER]: Showing claimed land for source parcel: {0} with GlobalID: {1} LocalID: {2}.",
+                //   parcel.Name, parcel.GlobalID, parcel.LocalID);
+                //landObject.DebugLandBitmap(srcLandBitmap);
 
-                if (m_displacement != Vector3.Zero)
+                bool[,] dstLandBitmap = landObject.RemapLandBitmap(srcLandBitmap, displacement, m_rotation, boundingOrigin, boundingSize, regionSize, out isEmptyNow, out AABBMin, out AABBMax);
+                if (isEmptyNow)
                 {
-                    Vector3 parcelDisp = new Vector3(m_displacement.X, m_displacement.Y, 0f);
-                    parcel.AABBMin += parcelDisp;
-                    parcel.AABBMax += parcelDisp;
+                    m_log.WarnFormat("[ARCHIVER]: Not adding destination parcel {0} with GlobalID: {1} LocalID: {2} because, after applying rotation, bounding and displacement, it has no claimed land.",
+                        parcel.Name, parcel.GlobalID, parcel.LocalID);
+                    continue;
+                }
+                //m_log.DebugFormat("[ARCHIVER]: Showing claimed land for destination parcel: {0} with GlobalID: {1} LocalID: {2} after applying rotation, bounding and displacement.",
+                //    parcel.Name, parcel.GlobalID, parcel.LocalID);
+                //landObject.DebugLandBitmap(dstLandBitmap);
+
+                landObject.LandBitmap = dstLandBitmap;
+                parcel.Bitmap = landObject.ConvertLandBitmapToBytes();
+                parcel.AABBMin = AABBMin;
+                parcel.AABBMax = AABBMax;
+
+                if (m_merge)
+                {
+                    // give the remapped parcel a new GlobalID, in case we're using the same OAR twice and a bounding cube, displacement and --merge
+                    parcel.GlobalID = UUID.Random();
+
+                    //now check if the area of this new incoming parcel overlays an area in any existing parcels
+                    //and if so modify or lose the existing parcels
+                    for (int i = 0; i < parcels.Count; i++)
+                    {
+                        if (parcels[i] != null)
+                        {
+                            bool[,] modLandBitmap = parcels[i].ConvertBytesToLandBitmap(overrideRegionSize);
+                            modLandBitmap = parcels[i].RemoveFromLandBitmap(modLandBitmap, dstLandBitmap, out isEmptyNow, out AABBMin, out AABBMax);
+                            if (isEmptyNow)
+                            {
+                                parcels[i] = null;
+                            }
+                            else
+                            {
+                                parcels[i].LandBitmap = modLandBitmap;
+                                parcels[i].LandData.Bitmap = parcels[i].ConvertLandBitmapToBytes();
+                                parcels[i].LandData.AABBMin = AABBMin;
+                                parcels[i].LandData.AABBMax = AABBMax;
+                            }
+                        }
+                    }
                 }
 
                 // Validate User and Group UUID's
@@ -670,18 +829,14 @@ namespace OpenSim.Region.CoreModules.World.Archiver
                     }
                     else
                     {
-                        parcel.OwnerID = m_defaultUser;
-                        parcel.GroupID = UUID.Zero;
+                        parcel.OwnerID = m_rootScene.RegionInfo.EstateSettings.EstateOwner;
                         parcel.IsGroupOwned = false;
                     }
                 }
                 else
                 {
                     if (!ResolveUserUuid(scene, parcel.OwnerID))
-                        parcel.OwnerID = m_defaultUser;
-
-                    if (!ResolveGroupUuid(parcel.GroupID))
-                        parcel.GroupID = UUID.Zero;
+                        parcel.OwnerID = m_rootScene.RegionInfo.EstateSettings.EstateOwner;
                 }
 
                 List<LandAccessEntry> accessList = new List<LandAccessEntry>();
@@ -693,19 +848,23 @@ namespace OpenSim.Region.CoreModules.World.Archiver
                 }
                 parcel.ParcelAccessList = accessList;
 
-//                m_log.DebugFormat(
-//                    "[ARCHIVER]: Adding parcel {0}, local id {1}, owner {2}, group {3}, isGroupOwned {4}, area {5}", 
-//                    parcel.Name, parcel.LocalID, parcel.OwnerID, parcel.GroupID, parcel.IsGroupOwned, parcel.Area);
-                
+                if (m_debug) m_log.DebugFormat("[ARCHIVER]: Adding parcel {0}, local id {1}, owner {2}, group {3}, isGroupOwned {4}, area {5}", 
+                                                    parcel.Name, parcel.LocalID, parcel.OwnerID, parcel.GroupID, parcel.IsGroupOwned, parcel.Area);
+
                 landData.Add(parcel);
             }
 
-            if (!m_merge)
+            if (m_merge)
             {
-                bool setupDefaultParcel = (landData.Count == 0);
-                scene.LandChannel.Clear(setupDefaultParcel);
+                for (int i = 0; i < parcels.Count; i++) //if merging then we need to also add back in any existing parcels
+                {
+                    if (parcels[i] != null) landData.Add(parcels[i].LandData);
+                }
             }
-            
+
+            m_log.InfoFormat("[ARCHIVER]: Clearing {0} parcels.", parcels.Count);
+            bool setupDefaultParcel = (landData.Count == 0);
+            scene.LandChannel.Clear(setupDefaultParcel);
             scene.EventManager.TriggerIncomingLandDataFromStorage(landData);
             m_log.InfoFormat("[ARCHIVER]: Restored {0} parcels.", landData.Count);
         }
@@ -934,10 +1093,11 @@ namespace OpenSim.Region.CoreModules.World.Archiver
             ITerrainModule terrainModule = scene.RequestModuleInterface<ITerrainModule>();
             using (MemoryStream ms = new MemoryStream(data))
             {
-                if (m_displacement != Vector3.Zero || m_rotation != 0f)
+                if (m_displacement != Vector3.Zero || m_rotation != 0f || m_boundingBox)
                 {
-                    Vector2 rotationCenter = new Vector2(m_rotationCenter.X, m_rotationCenter.Y);
-                    terrainModule.LoadFromStream(terrainPath, m_displacement, m_rotation, rotationCenter, ms);
+                    Vector2 boundingOrigin = new Vector2(m_boundingOrigin.X, m_boundingOrigin.Y);
+                    Vector2 boundingSize = new Vector2(m_boundingSize.X, m_boundingSize.Y);
+                    terrainModule.LoadFromStream(terrainPath, m_displacement, m_rotation, boundingOrigin, boundingSize, ms); ;
                 }
                 else
                 {
@@ -1014,6 +1174,17 @@ namespace OpenSim.Region.CoreModules.World.Archiver
                     {
                         dearchivedScenes.SetRegionDirectory(xtr.ReadElementContentAsString());
                     }
+                    else if (xtr.Name.ToString() == "size_in_meters")
+                    {
+                        Vector3 value;
+                        string size = "<" + xtr.ReadElementContentAsString() + ",0>";
+                        if (Vector3.TryParse(size, out value))
+                        {
+                            m_incomingRegionSize = value;
+                            dearchivedScenes.SetRegionSize(m_incomingRegionSize);
+                            m_log.DebugFormat("[ARCHIVER]: Found region_size info {0}", m_incomingRegionSize.ToString());
+                        }
+                    }
                 }
             }
 
diff --git a/OpenSim/Region/CoreModules/World/Archiver/ArchiverModule.cs b/OpenSim/Region/CoreModules/World/Archiver/ArchiverModule.cs
index 4178a57..cdc605b 100644
--- a/OpenSim/Region/CoreModules/World/Archiver/ArchiverModule.cs
+++ b/OpenSim/Region/CoreModules/World/Archiver/ArchiverModule.cs
@@ -110,8 +110,10 @@ namespace OpenSim.Region.CoreModules.World.Archiver
             Vector3 displacement = new Vector3(0f, 0f, 0f);
             String defaultUser = "";
             float rotation = 0f;
-            Vector3 rotationCenter = new Vector3(Constants.RegionSize / 2f, Constants.RegionSize / 2f, 0);
-
+            Vector3 rotationCenter = new Vector3(Scene.RegionInfo.RegionSizeX / 2f, Scene.RegionInfo.RegionSizeY / 2f, 0);
+            Vector3 boundingOrigin = new Vector3(0f, 0f, 0f);
+            Vector3 boundingSize = new Vector3(Scene.RegionInfo.RegionSizeX, Scene.RegionInfo.RegionSizeY, Constants.RegionHeight);
+            bool debug = false;
 
             OptionSet options = new OptionSet();
             options.Add("m|merge", delegate(string v) { mergeOar = (v != null); });
@@ -147,13 +149,14 @@ namespace OpenSim.Region.CoreModules.World.Archiver
                     m_log.ErrorFormat("[ARCHIVER MODULE]    Must be an angle in degrees between -360 and +360: --rotation 45");
                     return;
                 }
-                // Convert to radians for internals
-                rotation = Util.Clamp<float>(rotation, -359f, 359f) / 180f * (float)Math.PI;
+                //pass this in as degrees now, convert to radians later during actual work phase
+                rotation = Util.Clamp<float>(rotation, -359f, 359f);
             });
             options.Add("rotation-center=", delegate(string v)
             {
                 try
                 {
+                    m_log.Info("[ARCHIVER MODULE] Warning: --rotation-center no longer does anything and will be removed soon!");
                     rotationCenter = v == null ? Vector3.Zero : Vector3.Parse(v);
                 }
                 catch
@@ -163,6 +166,33 @@ namespace OpenSim.Region.CoreModules.World.Archiver
                     return;
                 }
             });
+            options.Add("bounding-origin=", delegate(string v)
+            {
+                try
+                {
+                    boundingOrigin = v == null ? Vector3.Zero : Vector3.Parse(v);
+                }
+                catch
+                {
+                    m_log.ErrorFormat("[ARCHIVER MODULE] failure parsing bounding cube origin");
+                    m_log.ErrorFormat("[ARCHIVER MODULE]    Must be represented as vector3: --bounding-origin \"<128,128,0>\"");
+                    return;
+                }
+            });
+            options.Add("bounding-size=", delegate(string v)
+            {
+                try
+                {
+                    boundingSize = v == null ? new Vector3(Scene.RegionInfo.RegionSizeX, Scene.RegionInfo.RegionSizeY, Constants.RegionHeight) : Vector3.Parse(v);
+                }
+                catch
+                {
+                    m_log.ErrorFormat("[ARCHIVER MODULE] failure parsing bounding cube size");
+                    m_log.ErrorFormat("[ARCHIVER MODULE]    Must be represented as a positive vector3: --bounding-size \"<256,256,4096>\"");
+                    return;
+                }
+            });
+            options.Add("d|debug", delegate(string v) { debug = (v != null); });
 
             // Send a message to the region ready module
             /* bluewall* Disable this for the time being
@@ -211,6 +241,9 @@ namespace OpenSim.Region.CoreModules.World.Archiver
             archiveOptions.Add("displacement", displacement);
             archiveOptions.Add("rotation", rotation);
             archiveOptions.Add("rotation-center", rotationCenter);
+            archiveOptions.Add("bounding-origin", boundingOrigin);
+            archiveOptions.Add("bounding-size", boundingSize);
+            if (debug) archiveOptions.Add("debug", null);
 
             if (mainParams.Count > 2)
             {
diff --git a/OpenSim/Region/CoreModules/World/Archiver/DearchiveScenesGroup.cs b/OpenSim/Region/CoreModules/World/Archiver/DearchiveScenesGroup.cs
index 3dcc020..12a520f 100644
--- a/OpenSim/Region/CoreModules/World/Archiver/DearchiveScenesGroup.cs
+++ b/OpenSim/Region/CoreModules/World/Archiver/DearchiveScenesGroup.cs
@@ -70,6 +70,11 @@ namespace OpenSim.Region.CoreModules.World.Archiver
             /// If null then the region doesn't have a corresponding scene, and it won't be loaded.
             /// </summary>
             public Scene Scene { get; set; }
+
+            /// <summary>
+            /// The size of the region being loaded.
+            /// </summary>
+            public Vector3 RegionSize { get; set; }
         }
 
         /// <summary>
@@ -118,7 +123,7 @@ namespace OpenSim.Region.CoreModules.World.Archiver
 
         public void SetRegionOriginalID(string id)
         {
-            m_curRegion = new RegionInfo();
+            if (m_curRegion == null) m_curRegion = new RegionInfo();
             m_curRegion.Location = new Point((int)m_curX, (int)m_curY);
             m_curRegion.OriginalID = id;
             // 'curRegion' will be saved in 'm_directory2region' when SetRegionDir() is called
@@ -130,6 +135,11 @@ namespace OpenSim.Region.CoreModules.World.Archiver
             m_directory2region[directory] = m_curRegion;
         }
 
+        public void SetRegionSize(Vector3 size)
+        {
+            if (m_curRegion == null) m_curRegion = new RegionInfo();
+            m_curRegion.RegionSize = size;
+        }
 
         /// <summary>
         /// Sets all the scenes present in the simulator.