From 71ca162821ac0e5aae5f91c433b91549ae6d5419 Mon Sep 17 00:00:00 2001 From: mingchen Date: Sat, 22 Mar 2008 23:10:22 +0000 Subject: *Moved LandManagement into its own region module (spiffy!) --- .../Modules/LandManagement/LandChannel.cs | 916 +++++++++++++++++++++ .../Modules/LandManagement/LandManagementModule.cs | 62 ++ .../Modules/LandManagement/LandObject.cs | 879 ++++++++++++++++++++ 3 files changed, 1857 insertions(+) create mode 100644 OpenSim/Region/Environment/Modules/LandManagement/LandChannel.cs create mode 100644 OpenSim/Region/Environment/Modules/LandManagement/LandManagementModule.cs create mode 100644 OpenSim/Region/Environment/Modules/LandManagement/LandObject.cs (limited to 'OpenSim/Region/Environment/Modules/LandManagement') diff --git a/OpenSim/Region/Environment/Modules/LandManagement/LandChannel.cs b/OpenSim/Region/Environment/Modules/LandManagement/LandChannel.cs new file mode 100644 index 0000000..ba0c550 --- /dev/null +++ b/OpenSim/Region/Environment/Modules/LandManagement/LandChannel.cs @@ -0,0 +1,916 @@ +using System; +using System.Collections.Generic; +using System.Text; + +using Axiom.Math; +using libsecondlife; +using libsecondlife.Packets; +using OpenSim.Framework; +using OpenSim.Framework.Console; +using OpenSim.Region.Environment.Scenes; +using OpenSim.Region.Environment.Interfaces; +using OpenSim.Region.Physics.Manager; + +namespace OpenSim.Region.Environment.Modules.LandManagement +{ + public class LandChannel : ILandChannel + { + #region Constants + + //Land types set with flags in ParcelOverlay. + //Only one of these can be used. + public const byte LAND_TYPE_PUBLIC = (byte)0; //Equals 00000000 + public const byte LAND_TYPE_OWNED_BY_OTHER = (byte)1; //Equals 00000001 + public const byte LAND_TYPE_OWNED_BY_GROUP = (byte)2; //Equals 00000010 + public const byte LAND_TYPE_OWNED_BY_REQUESTER = (byte)3; //Equals 00000011 + public const byte LAND_TYPE_IS_FOR_SALE = (byte)4; //Equals 00000100 + public const byte LAND_TYPE_IS_BEING_AUCTIONED = (byte)5; //Equals 00000101 + + //Flags that when set, a border on the given side will be placed + //NOTE: North and East is assumable by the west and south sides (if land to east has a west border, then I have an east border; etc) + //This took forever to figure out -- jeesh. /blame LL for even having to send these + public const byte LAND_FLAG_PROPERTY_BORDER_WEST = (byte)64; //Equals 01000000 + public const byte LAND_FLAG_PROPERTY_BORDER_SOUTH = (byte)128; //Equals 10000000 + + //RequestResults (I think these are right, they seem to work): + public const int LAND_RESULT_SINGLE = 0; // The request they made contained only a single piece of land + public const int LAND_RESULT_MULTIPLE = 1; // The request they made contained more than a single peice of land + + //ParcelSelectObjects + public const int LAND_SELECT_OBJECTS_OWNER = 2; + public const int LAND_SELECT_OBJECTS_GROUP = 4; + public const int LAND_SELECT_OBJECTS_OTHER = 8; + + //These are other constants. Yay! + public const int START_LAND_LOCAL_ID = 1; + + public const float BAN_LINE_SAFETY_HIEGHT = 100; + + #endregion + + private Scene m_scene; + + private Dictionary landList = new Dictionary(); + private int lastLandLocalID = START_LAND_LOCAL_ID - 1; + private int[,] landIDList = new int[64, 64]; + + private bool landPrimCountTainted = false; + + private bool m_allowedForcefulBans = true; + public bool allowedForcefulBans + { + get + { + return m_allowedForcefulBans; + } + set + { + m_allowedForcefulBans = value; + } + } + + public LandChannel(Scene scene) + { + m_scene = scene; + landIDList.Initialize(); + } + #region Land Object From Storage Functions + + public void IncomingLandObjectsFromStorage(List data) + { + for (int i = 0; i < data.Count; i++) + { + //try + //{ + IncomingLandObjectFromStorage(data[i]); + //} + //catch (Exception ex) + //{ + //m_log.Error("[LandManager]: IncomingLandObjectsFromStorage: Exception: " + ex.ToString()); + //throw ex; + //} + } + //foreach (LandData parcel in data) + //{ + // IncomingLandObjectFromStorage(parcel); + //} + } + + public void IncomingLandObjectFromStorage(LandData data) + { + ILandObject new_land = new LandObject(data.ownerID, data.isGroupOwned, m_scene); + new_land.landData = data.Copy(); + new_land.setLandBitmapFromByteArray(); + addLandObject(new_land); + } + + public void NoLandDataFromStorage() + { + resetSimLandObjects(); + } + + #endregion + + #region Parcel Add/Remove/Get/Create + + /// + /// Creates a basic Parcel object without an owner (a zeroed key) + /// + /// + public ILandObject createBaseLand() + { + return new LandObject(LLUUID.Zero, false, m_scene); + } + + /// + /// Adds a land object to the stored list and adds them to the landIDList to what they own + /// + /// The land object being added + public ILandObject addLandObject(ILandObject new_land) + { + lastLandLocalID++; + new_land.landData.localID = lastLandLocalID; + landList.Add(lastLandLocalID, (LandObject)new_land.Copy()); + + + bool[,] landBitmap = new_land.getLandBitmap(); + int x, y; + for (x = 0; x < 64; x++) + { + for (y = 0; y < 64; y++) + { + if (landBitmap[x, y]) + { + landIDList[x, y] = lastLandLocalID; + } + } + } + landList[lastLandLocalID].forceUpdateLandInfo(); + m_scene.EventManager.TriggerLandObjectAdded(new_land); + return new_land; + } + + /// + /// Removes a land object from the list. Will not remove if local_id is still owning an area in landIDList + /// + /// Land.localID of the peice of land to remove. + public void removeLandObject(int local_id) + { + int x, y; + for (x = 0; x < 64; x++) + { + for (y = 0; y < 64; y++) + { + if (landIDList[x, y] == local_id) + { + return; + //throw new Exception("Could not remove land object. Still being used at " + x + ", " + y); + } + } + } + + m_scene.EventManager.TriggerLandObjectRemoved(landList[local_id].landData.globalID); + landList.Remove(local_id); + } + + public void updateLandObject(int local_id, LandData newData) + { + if (landList.ContainsKey(local_id)) + { + landList[local_id].landData = newData.Copy(); + m_scene.EventManager.TriggerLandObjectUpdated((uint)local_id, landList[local_id]); + } + } + + private void performFinalLandJoin(ILandObject master, ILandObject slave) + { + int x, y; + bool[,] landBitmapSlave = slave.getLandBitmap(); + for (x = 0; x < 64; x++) + { + for (y = 0; y < 64; y++) + { + if (landBitmapSlave[x, y]) + { + landIDList[x, y] = master.landData.localID; + } + } + } + + removeLandObject(slave.landData.localID); + updateLandObject(master.landData.localID, master.landData); + } + + /// + /// Get the land object at the specified point + /// + /// Value between 0 - 256 on the x axis of the point + /// Value between 0 - 256 on the y axis of the point + /// Land object at the point supplied + public ILandObject getLandObject(float x_float, float y_float) + { + int x; + int y; + + try + { + x = Convert.ToInt32(Math.Floor(Convert.ToDouble(x_float) / Convert.ToDouble(4.0))); + y = Convert.ToInt32(Math.Floor(Convert.ToDouble(y_float) / Convert.ToDouble(4.0))); + } + catch (System.OverflowException) + { + return null; + } + + if (x >= 64 || y >= 64 || x < 0 || y < 0) + { + return null; + } + else + { + return landList[landIDList[x, y]]; + } + } + + public ILandObject getLandObject(int x, int y) + { + if (x >= Convert.ToInt32(Constants.RegionSize) || y >= Convert.ToInt32(Constants.RegionSize) || x < 0 || y < 0) + { + // These exceptions here will cause a lot of complaints from the users specifically because + // they happen every time at border crossings + throw new Exception("Error: Parcel not found at point " + x + ", " + y); + } + else + { + return landList[landIDList[x / 4, y / 4]]; + } + } + + #endregion + + #region Parcel Modification + + /// + /// Subdivides a piece of land + /// + /// West Point + /// South Point + /// East Point + /// North Point + /// LLUUID of user who is trying to subdivide + /// Returns true if successful + private bool subdivide(int start_x, int start_y, int end_x, int end_y, LLUUID attempting_user_id) + { + //First, lets loop through the points and make sure they are all in the same peice of land + //Get the land object at start + ILandObject startLandObject = null; + try + { + startLandObject = getLandObject(start_x, start_y); + } + catch (Exception) + { + //m_log.Error("[LAND]: " + "Unable to get land object for subdivision at x: " + start_x + " y:" + start_y); + } + if (startLandObject == null) return false; //No such land object at the beginning + + //Loop through the points + try + { + int totalX = end_x - start_x; + int totalY = end_y - start_y; + int x, y; + for (y = 0; y < totalY; y++) + { + for (x = 0; x < totalX; x++) + { + ILandObject tempLandObject = getLandObject(start_x + x, start_y + y); + if (tempLandObject == null) return false; //No such land object at that point + if (tempLandObject != startLandObject) return false; //Subdividing over 2 land objects; no-no + } + } + } + catch (Exception) + { + return false; //Exception. For now, lets skip subdivision + } + + //If we are still here, then they are subdividing within one piece of land + //Check owner + if (startLandObject.landData.ownerID != attempting_user_id) + { + return false; //They cant do this! + } + + //Lets create a new land object with bitmap activated at that point (keeping the old land objects info) + ILandObject newLand = startLandObject.Copy(); + newLand.landData.landName = "Subdivision of " + newLand.landData.landName; + newLand.landData.globalID = LLUUID.Random(); + + newLand.setLandBitmap(newLand.getSquareLandBitmap(start_x, start_y, end_x, end_y)); + + //Now, lets set the subdivision area of the original to false + int startLandObjectIndex = startLandObject.landData.localID; + landList[startLandObjectIndex].setLandBitmap( + newLand.modifyLandBitmapSquare(startLandObject.getLandBitmap(), start_x, start_y, end_x, end_y, false)); + landList[startLandObjectIndex].forceUpdateLandInfo(); + + setPrimsTainted(); + + //Now add the new land object + ILandObject result = addLandObject(newLand); + updateLandObject(startLandObject.landData.localID, startLandObject.landData); + result.sendLandUpdateToAvatarsOverMe(); + + + return true; + } + + /// + /// Join 2 land objects together + /// + /// x value in first piece of land + /// y value in first piece of land + /// x value in second peice of land + /// y value in second peice of land + /// LLUUID of the avatar trying to join the land objects + /// Returns true if successful + private bool join(int start_x, int start_y, int end_x, int end_y, LLUUID attempting_user_id) + { + end_x -= 4; + end_y -= 4; + + List selectedLandObjects = new List(); + int stepXSelected = 0; + int stepYSelected = 0; + for (stepYSelected = start_y; stepYSelected <= end_y; stepYSelected += 4) + { + for (stepXSelected = start_x; stepXSelected <= end_x; stepXSelected += 4) + { + ILandObject p = null; + try + { + p = getLandObject(stepXSelected, stepYSelected); + } + catch (Exception) + { + //m_log.Error("[LAND]: " + "Unable to get land object for subdivision at x: " + stepXSelected + " y:" + stepYSelected); + } + if (p != null) + { + if (!selectedLandObjects.Contains(p)) + { + selectedLandObjects.Add(p); + } + } + } + } + ILandObject masterLandObject = selectedLandObjects[0]; + selectedLandObjects.RemoveAt(0); + + + if (selectedLandObjects.Count < 1) + { + return false; //Only one piece of land selected + } + if (masterLandObject.landData.ownerID != attempting_user_id) + { + return false; //Not the same owner + } + foreach (ILandObject p in selectedLandObjects) + { + if (p.landData.ownerID != masterLandObject.landData.ownerID) + { + return false; //Over multiple users. TODO: make this just ignore this piece of land? + } + } + foreach (ILandObject slaveLandObject in selectedLandObjects) + { + landList[masterLandObject.landData.localID].setLandBitmap( + slaveLandObject.mergeLandBitmaps(masterLandObject.getLandBitmap(), slaveLandObject.getLandBitmap())); + performFinalLandJoin(masterLandObject, slaveLandObject); + } + + + setPrimsTainted(); + + masterLandObject.sendLandUpdateToAvatarsOverMe(); + + return true; + } + + public void resetAllLandPrimCounts() + { + foreach (LandObject p in landList.Values) + { + p.resetLandPrimCounts(); + } + } + + public void setPrimsTainted() + { + landPrimCountTainted = true; + } + + public bool isLandPrimCountTainted() + { + return landPrimCountTainted; + } + + public void addPrimToLandPrimCounts(SceneObjectGroup obj) + { + LLVector3 position = obj.AbsolutePosition; + ILandObject landUnderPrim = getLandObject(position.X, position.Y); + if (landUnderPrim != null) + { + landUnderPrim.addPrimToCount(obj); + } + } + + public void removePrimFromLandPrimCounts(SceneObjectGroup obj) + { + foreach (LandObject p in landList.Values) + { + p.removePrimFromCount(obj); + } + } + + public void finalizeLandPrimCountUpdate() + { + //Get Simwide prim count for owner + Dictionary> landOwnersAndParcels = new Dictionary>(); + foreach (LandObject p in landList.Values) + { + if (!landOwnersAndParcels.ContainsKey(p.landData.ownerID)) + { + List tempList = new List(); + tempList.Add(p); + landOwnersAndParcels.Add(p.landData.ownerID, tempList); + } + else + { + landOwnersAndParcels[p.landData.ownerID].Add(p); + } + } + + foreach (LLUUID owner in landOwnersAndParcels.Keys) + { + int simArea = 0; + int simPrims = 0; + foreach (LandObject p in landOwnersAndParcels[owner]) + { + simArea += p.landData.area; + simPrims += p.landData.ownerPrims + p.landData.otherPrims + p.landData.groupPrims + + p.landData.selectedPrims; + } + + foreach (LandObject p in landOwnersAndParcels[owner]) + { + p.landData.simwideArea = simArea; + p.landData.simwidePrims = simPrims; + } + } + } + + public void updateLandPrimCounts() + { + foreach (EntityBase obj in m_scene.Entities.Values) + { + if (obj is SceneObjectGroup) + { + m_scene.EventManager.TriggerParcelPrimCountAdd((SceneObjectGroup)obj); + } + } + } + + public void performParcelPrimCountUpdate() + { + resetAllLandPrimCounts(); + m_scene.EventManager.TriggerParcelPrimCountUpdate(); + finalizeLandPrimCountUpdate(); + landPrimCountTainted = false; + } + #endregion + + #region Parcel Updating + + /// + /// Where we send the ParcelOverlay packet to the client + /// + /// The object representing the client + public void sendParcelOverlay(IClientAPI remote_client) + { + const int LAND_BLOCKS_PER_PACKET = 1024; + int x, y = 0; + byte[] byteArray = new byte[LAND_BLOCKS_PER_PACKET]; + int byteArrayCount = 0; + int sequenceID = 0; + ParcelOverlayPacket packet; + + for (y = 0; y < 64; y++) + { + for (x = 0; x < 64; x++) + { + byte tempByte = (byte)0; //This represents the byte for the current 4x4 + ILandObject currentParcelBlock = null; + + try + { + currentParcelBlock = getLandObject(x * 4, y * 4); + } + catch (Exception) + { + //m_log.Warn("[LAND]: " + "unable to get land at x: " + (x * 4) + " y: " + (y * 4)); + } + + + if (currentParcelBlock != null) + { + if (currentParcelBlock.landData.ownerID == remote_client.AgentId) + { + //Owner Flag + tempByte = Convert.ToByte(tempByte | LAND_TYPE_OWNED_BY_REQUESTER); + } + else if (currentParcelBlock.landData.salePrice > 0 && + (currentParcelBlock.landData.authBuyerID == LLUUID.Zero || + currentParcelBlock.landData.authBuyerID == remote_client.AgentId)) + { + //Sale Flag + tempByte = Convert.ToByte(tempByte | LAND_TYPE_IS_FOR_SALE); + } + else if (currentParcelBlock.landData.ownerID == LLUUID.Zero) + { + //Public Flag + tempByte = Convert.ToByte(tempByte | LAND_TYPE_PUBLIC); + } + else + { + //Other Flag + tempByte = Convert.ToByte(tempByte | LAND_TYPE_OWNED_BY_OTHER); + } + + + //Now for border control + try + { + ILandObject westParcel = null; + ILandObject southParcel = null; + if (x > 0) + { + westParcel = getLandObject((x - 1) * 4, y * 4); + } + if (y > 0) + { + southParcel = getLandObject(x * 4, (y - 1) * 4); + } + + if (x == 0) + { + tempByte = Convert.ToByte(tempByte | LAND_FLAG_PROPERTY_BORDER_WEST); + } + else if (westParcel != null && westParcel != currentParcelBlock) + { + tempByte = Convert.ToByte(tempByte | LAND_FLAG_PROPERTY_BORDER_WEST); + } + + if (y == 0) + { + tempByte = Convert.ToByte(tempByte | LAND_FLAG_PROPERTY_BORDER_SOUTH); + } + else if (southParcel != null && southParcel != currentParcelBlock) + { + tempByte = Convert.ToByte(tempByte | LAND_FLAG_PROPERTY_BORDER_SOUTH); + } + + byteArray[byteArrayCount] = tempByte; + byteArrayCount++; + if (byteArrayCount >= LAND_BLOCKS_PER_PACKET) + { + byteArrayCount = 0; + packet = (ParcelOverlayPacket)PacketPool.Instance.GetPacket(PacketType.ParcelOverlay); + packet.ParcelData.Data = byteArray; + packet.ParcelData.SequenceID = sequenceID; + remote_client.OutPacket((Packet)packet, ThrottleOutPacketType.Task); + sequenceID++; + byteArray = new byte[LAND_BLOCKS_PER_PACKET]; + } + } + catch (Exception e) + { + //m_log.Debug("[LAND]: Skipped Land checks because avatar is out of bounds: " + e.Message); + } + } + } + } + } + + public void handleParcelPropertiesRequest(int start_x, int start_y, int end_x, int end_y, int sequence_id, + bool snap_selection, IClientAPI remote_client) + { + //Get the land objects within the bounds + List temp = new List(); + int x, y, i; + int inc_x = end_x - start_x; + int inc_y = end_y - start_y; + for (x = 0; x < inc_x; x++) + { + for (y = 0; y < inc_y; y++) + { + + ILandObject currentParcel = null; + try + { + currentParcel = getLandObject(start_x + x, start_y + y); + } + catch (Exception) + { + //m_log.Warn("[LAND]: " + "unable to get land at x: " + (start_x + x) + " y: " + (start_y + y)); + } + if (currentParcel != null) + { + if (!temp.Contains(currentParcel)) + { + currentParcel.forceUpdateLandInfo(); + temp.Add(currentParcel); + } + } + } + } + + int requestResult = LAND_RESULT_SINGLE; + if (temp.Count > 1) + { + requestResult = LAND_RESULT_MULTIPLE; + } + + for (i = 0; i < temp.Count; i++) + { + temp[i].sendLandProperties(sequence_id, snap_selection, requestResult, remote_client); + } + + + sendParcelOverlay(remote_client); + } + + public void handleParcelPropertiesUpdateRequest(ParcelPropertiesUpdatePacket packet, IClientAPI remote_client) + { + if (landList.ContainsKey(packet.ParcelData.LocalID)) + { + landList[packet.ParcelData.LocalID].updateLandProperties(packet, remote_client); + } + } + + public void handleParcelDivideRequest(int west, int south, int east, int north, IClientAPI remote_client) + { + subdivide(west, south, east, north, remote_client.AgentId); + } + + public void handleParcelJoinRequest(int west, int south, int east, int north, IClientAPI remote_client) + { + join(west, south, east, north, remote_client.AgentId); + } + + public void handleParcelSelectObjectsRequest(int local_id, int request_type, IClientAPI remote_client) + { + landList[local_id].sendForceObjectSelect(local_id, request_type, remote_client); + } + + public void handleParcelObjectOwnersRequest(int local_id, IClientAPI remote_client) + { + landList[local_id].sendLandObjectOwners(remote_client); + } + + #endregion + + /// + /// Resets the sim to the default land object (full sim piece of land owned by the default user) + /// + public void resetSimLandObjects() + { + //Remove all the land objects in the sim and add a blank, full sim land object set to public + landList.Clear(); + lastLandLocalID = START_LAND_LOCAL_ID - 1; + landIDList.Initialize(); + + ILandObject fullSimParcel = new LandObject(LLUUID.Zero, false, m_scene); + + fullSimParcel.setLandBitmap(fullSimParcel.getSquareLandBitmap(0, 0, (int)Constants.RegionSize, (int)Constants.RegionSize)); + fullSimParcel.landData.ownerID = m_scene.RegionInfo.MasterAvatarAssignedUUID; + + addLandObject(fullSimParcel); + } + + public List parcelsNearPoint(LLVector3 position) + { + List parcelsNear = new List(); + int x, y; + for (x = -4; x <= 4; x += 4) + { + for (y = -4; y <= 4; y += 4) + { + ILandObject check = getLandObject(position.X + x, position.Y + y); + if (check != null) + { + if (!parcelsNear.Contains(check)) + { + parcelsNear.Add(check); + } + } + } + } + + return parcelsNear; + } + + public void sendYouAreBannedNotice(ScenePresence avatar) + { + if (allowedForcefulBans) + { + avatar.ControllingClient.SendAlertMessage( + "You are not allowed on this parcel because you are banned. Please go away. <3 OpenSim Developers"); + + avatar.PhysicsActor.Position = + new PhysicsVector(avatar.lastKnownAllowedPosition.x, avatar.lastKnownAllowedPosition.y, + avatar.lastKnownAllowedPosition.z); + avatar.PhysicsActor.Velocity = new PhysicsVector(0, 0, 0); + } + else + { + avatar.ControllingClient.SendAlertMessage( + "You are not allowed on this parcel because you are banned; however, the grid administrator has disabled ban lines globally. Please obey the land owner's requests or you can be banned from the entire sim! <3 OpenSim Developers"); + } + } + + public void handleAvatarChangingParcel(ScenePresence avatar, int localLandID, LLUUID regionID) + { + if (m_scene.RegionInfo.RegionID == regionID) + { + if (landList[localLandID] != null) + { + ILandObject parcelAvatarIsEntering = landList[localLandID]; + if (avatar.AbsolutePosition.Z < BAN_LINE_SAFETY_HIEGHT) + { + if (parcelAvatarIsEntering.isBannedFromLand(avatar.UUID)) + { + sendYouAreBannedNotice(avatar); + } + else if (parcelAvatarIsEntering.isRestrictedFromLand(avatar.UUID)) + { + avatar.ControllingClient.SendAlertMessage( + "You are not allowed on this parcel because the land owner has restricted access. For now, you can enter, but please respect the land owner's decisions (or he can ban you!). <3 OpenSim Developers"); + } + else + { + avatar.sentMessageAboutRestrictedParcelFlyingDown = true; + } + } + else + { + avatar.sentMessageAboutRestrictedParcelFlyingDown = true; + } + } + } + } + + public void sendOutNearestBanLine(IClientAPI avatar) + { + List avatars = m_scene.GetAvatars(); + foreach (ScenePresence presence in avatars) + { + if (presence.UUID == avatar.AgentId) + { + + List checkLandParcels = parcelsNearPoint(presence.AbsolutePosition); + foreach (ILandObject checkBan in checkLandParcels) + { + if (checkBan.isBannedFromLand(avatar.AgentId)) + { + checkBan.sendLandProperties(-30000, false, (int)ParcelManager.ParcelResult.Single, avatar); + return; //Only send one + } + else if (checkBan.isRestrictedFromLand(avatar.AgentId)) + { + checkBan.sendLandProperties(-40000, false, (int)ParcelManager.ParcelResult.Single, avatar); + return; //Only send one + } + } + return; + } + } + } + + public void sendLandUpdate(ScenePresence avatar, bool force) + { + ILandObject over = null; + try + { + over = getLandObject((int)Math.Min(255, Math.Max(0, Math.Round(avatar.AbsolutePosition.X))), + (int)Math.Min(255, Math.Max(0, Math.Round(avatar.AbsolutePosition.Y)))); + } + catch (Exception) + { + //m_log.Warn("[LAND]: " + "unable to get land at x: " + Math.Round(avatar.AbsolutePosition.X) + " y: " + Math.Round(avatar.AbsolutePosition.Y)); + } + + if (over != null) + { + if (force) + { + if (!avatar.IsChildAgent) + { + over.sendLandUpdateToClient(avatar.ControllingClient); + m_scene.EventManager.TriggerAvatarEnteringNewParcel(avatar, over.landData.localID, + m_scene.RegionInfo.RegionID); + } + } + + if (avatar.currentParcelUUID != over.landData.globalID) + { + if (!avatar.IsChildAgent) + { + over.sendLandUpdateToClient(avatar.ControllingClient); + avatar.currentParcelUUID = over.landData.globalID; + m_scene.EventManager.TriggerAvatarEnteringNewParcel(avatar, over.landData.localID, + m_scene.RegionInfo.RegionID); + } + } + } + } + public void sendLandUpdate(ScenePresence avatar) + { + sendLandUpdate(avatar, false); + + } + public void handleSignificantClientMovement(IClientAPI remote_client) + { + ScenePresence clientAvatar = m_scene.GetScenePresence(remote_client.AgentId); + + if (clientAvatar != null) + { + sendLandUpdate(clientAvatar); + sendOutNearestBanLine(remote_client); + ILandObject parcel = getLandObject(clientAvatar.AbsolutePosition.X, clientAvatar.AbsolutePosition.Y); + if (parcel != null) + { + if (clientAvatar.AbsolutePosition.Z < BAN_LINE_SAFETY_HIEGHT && + clientAvatar.sentMessageAboutRestrictedParcelFlyingDown) + { + handleAvatarChangingParcel(clientAvatar, parcel.landData.localID, m_scene.RegionInfo.RegionID); + //They are going below the safety line! + if (!parcel.isBannedFromLand(clientAvatar.UUID)) + { + clientAvatar.sentMessageAboutRestrictedParcelFlyingDown = false; + } + } + else if (clientAvatar.AbsolutePosition.Z < BAN_LINE_SAFETY_HIEGHT && + parcel.isBannedFromLand(clientAvatar.UUID)) + { + sendYouAreBannedNotice(clientAvatar); + } + } + } + } + + public void handleAnyClientMovement(ScenePresence avatar) + //Like handleSignificantClientMovement, but called with an AgentUpdate regardless of distance. + { + ILandObject over = getLandObject(avatar.AbsolutePosition.X, avatar.AbsolutePosition.Y); + if (over != null) + { + if (!over.isBannedFromLand(avatar.UUID) || avatar.AbsolutePosition.Z >= BAN_LINE_SAFETY_HIEGHT) + { + avatar.lastKnownAllowedPosition = + new Vector3(avatar.AbsolutePosition.X, avatar.AbsolutePosition.Y, avatar.AbsolutePosition.Z); + } + } + } + + + public void handleParcelAccessRequest(LLUUID agentID, LLUUID sessionID, uint flags, int sequenceID, + int landLocalID, IClientAPI remote_client) + { + if (landList.ContainsKey(landLocalID)) + { + landList[landLocalID].sendAccessList(agentID, sessionID, flags, sequenceID, remote_client); + } + } + + public void handleParcelAccessUpdateRequest(LLUUID agentID, LLUUID sessionID, uint flags, int landLocalID, + List entries, + IClientAPI remote_client) + { + if (landList.ContainsKey(landLocalID)) + { + if (agentID == landList[landLocalID].landData.ownerID) + { + landList[landLocalID].updateAccessList(flags, entries, remote_client); + } + } + else + { + Console.WriteLine("INVALID LOCAL LAND ID"); + } + } + + } +} diff --git a/OpenSim/Region/Environment/Modules/LandManagement/LandManagementModule.cs b/OpenSim/Region/Environment/Modules/LandManagement/LandManagementModule.cs new file mode 100644 index 0000000..ac8c1a8 --- /dev/null +++ b/OpenSim/Region/Environment/Modules/LandManagement/LandManagementModule.cs @@ -0,0 +1,62 @@ +using System; +using System.Collections.Generic; +using libsecondlife; +using libsecondlife.Packets; +using OpenSim.Framework; +using OpenSim.Framework.Console; +using OpenSim.Region.Environment.Scenes; +using OpenSim.Region.Environment.Interfaces; +using Nini.Config; + +namespace OpenSim.Region.Environment.Modules.LandManagement +{ + public class LandManagementModule : IRegionModule + { + private LandChannel landChannel; + private Scene m_scene; + + #region IRegionModule Members + + public void Initialise(Scene scene, IConfigSource source) + { + m_scene = scene; + landChannel = new LandChannel(scene); + + m_scene.EventManager.OnParcelPrimCountAdd += landChannel.addPrimToLandPrimCounts; + m_scene.EventManager.OnParcelPrimCountUpdate += landChannel.updateLandPrimCounts; + m_scene.EventManager.OnAvatarEnteringNewParcel += new EventManager.AvatarEnteringNewParcel(landChannel.handleAvatarChangingParcel); + m_scene.EventManager.OnClientMovement += new EventManager.ClientMovement(landChannel.handleAnyClientMovement); + + lock (m_scene) + { + m_scene.LandChannel = (ILandChannel)landChannel; + } + } + + public void PostInitialise() + { + + } + + public void Close() + { + + } + + public string Name + { + get { return "LandManagementModule"; } + } + + public bool IsSharedModule + { + get { return false; } + } + + + + + + #endregion + } +} diff --git a/OpenSim/Region/Environment/Modules/LandManagement/LandObject.cs b/OpenSim/Region/Environment/Modules/LandManagement/LandObject.cs new file mode 100644 index 0000000..4e2fbd3 --- /dev/null +++ b/OpenSim/Region/Environment/Modules/LandManagement/LandObject.cs @@ -0,0 +1,879 @@ +/* + * Copyright (c) Contributors, http://opensimulator.org/ + * See CONTRIBUTORS.TXT for a full list of copyright holders. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * * Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * * Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * * Neither the name of the OpenSim Project nor the + * names of its contributors may be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY + * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY + * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; + * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND + * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT + * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS + * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +using System; +using System.Collections.Generic; +using libsecondlife; +using libsecondlife.Packets; +using OpenSim.Framework; +using OpenSim.Framework.Console; +using OpenSim.Region.Environment.Scenes; +using OpenSim.Region.Environment.Interfaces; + +namespace OpenSim.Region.Environment.Modules.LandManagement +{ + + #region LandObject Class + + /// + /// Keeps track of a specific piece of land's information + /// + public class LandObject : ILandObject + { + #region Member Variables + + private static readonly log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType); + + protected LandData m_landData = new LandData(); + protected List primsOverMe = new List(); + protected Scene m_scene; + + private bool[,] m_landBitmap = new bool[64,64]; + + public bool[,] landBitmap + { + get + { + return m_landBitmap; + } + set + { + m_landBitmap = value; + } + } + + #endregion + + #region ILandObject Members + + public LandData landData + { + get + { + return m_landData; + } + + set + { + m_landData = value; + } + } + + public LLUUID regionUUID + { + get { return m_scene.RegionInfo.RegionID; } + } + + #endregion + + + #region Constructors + + public LandObject(LLUUID owner_id, bool is_group_owned, Scene scene) + { + m_scene = scene; + landData.ownerID = owner_id; + landData.isGroupOwned = is_group_owned; + } + + #endregion + + #region Member Functions + + #region General Functions + + /// + /// Checks to see if this land object contains a point + /// + /// + /// + /// Returns true if the piece of land contains the specified point + public bool containsPoint(int x, int y) + { + if (x >= 0 && y >= 0 && x <= Constants.RegionSize && x <= Constants.RegionSize) + { + return (landBitmap[x/4, y/4] == true); + } + else + { + return false; + } + } + + public ILandObject Copy() + { + ILandObject newLand = new LandObject(landData.ownerID, landData.isGroupOwned, m_scene); + + //Place all new variables here! + newLand.landBitmap = (bool[,]) (landBitmap.Clone()); + newLand.landData = landData.Copy(); + + return newLand; + } + + #endregion + + #region Packet Request Handling + + /// + /// Sends land properties as requested + /// + /// ID sent by client for them to keep track of + /// Bool sent by client for them to use + /// Object representing the client + public void sendLandProperties(int sequence_id, bool snap_selection, int request_result, + IClientAPI remote_client) + { + ParcelPropertiesPacket updatePacket = (ParcelPropertiesPacket) PacketPool.Instance.GetPacket(PacketType.ParcelProperties); + // TODO: don't create new blocks if recycling an old packet + + updatePacket.ParcelData.AABBMax = landData.AABBMax; + updatePacket.ParcelData.AABBMin = landData.AABBMin; + updatePacket.ParcelData.Area = landData.area; + updatePacket.ParcelData.AuctionID = landData.auctionID; + updatePacket.ParcelData.AuthBuyerID = landData.authBuyerID; //unemplemented + + updatePacket.ParcelData.Bitmap = landData.landBitmapByteArray; + + updatePacket.ParcelData.Desc = Helpers.StringToField(landData.landDesc); + updatePacket.ParcelData.Category = (byte) landData.category; + updatePacket.ParcelData.ClaimDate = landData.claimDate; + updatePacket.ParcelData.ClaimPrice = landData.claimPrice; + updatePacket.ParcelData.GroupID = landData.groupID; + updatePacket.ParcelData.GroupPrims = landData.groupPrims; + updatePacket.ParcelData.IsGroupOwned = landData.isGroupOwned; + updatePacket.ParcelData.LandingType = (byte) landData.landingType; + updatePacket.ParcelData.LocalID = landData.localID; + if (landData.area > 0) + { + updatePacket.ParcelData.MaxPrims = + Convert.ToInt32( + Math.Round((Convert.ToDecimal(landData.area)/Convert.ToDecimal(65536))*15000* + Convert.ToDecimal(m_scene.RegionInfo.EstateSettings.objectBonusFactor))); + } + else + { + updatePacket.ParcelData.MaxPrims = 0; + } + updatePacket.ParcelData.MediaAutoScale = landData.mediaAutoScale; + updatePacket.ParcelData.MediaID = landData.mediaID; + updatePacket.ParcelData.MediaURL = Helpers.StringToField(landData.mediaURL); + updatePacket.ParcelData.MusicURL = Helpers.StringToField(landData.musicURL); + updatePacket.ParcelData.Name = Helpers.StringToField(landData.landName); + updatePacket.ParcelData.OtherCleanTime = 0; //unemplemented + updatePacket.ParcelData.OtherCount = 0; //unemplemented + updatePacket.ParcelData.OtherPrims = landData.otherPrims; + updatePacket.ParcelData.OwnerID = landData.ownerID; + updatePacket.ParcelData.OwnerPrims = landData.ownerPrims; + updatePacket.ParcelData.ParcelFlags = landData.landFlags; + updatePacket.ParcelData.ParcelPrimBonus = m_scene.RegionInfo.EstateSettings.objectBonusFactor; + updatePacket.ParcelData.PassHours = landData.passHours; + updatePacket.ParcelData.PassPrice = landData.passPrice; + updatePacket.ParcelData.PublicCount = 0; //unemplemented + + uint regionFlags = (uint) m_scene.RegionInfo.EstateSettings.regionFlags; + updatePacket.ParcelData.RegionDenyAnonymous = ((regionFlags & (uint) Simulator.RegionFlags.DenyAnonymous) > + 0); + updatePacket.ParcelData.RegionDenyIdentified = ((regionFlags & (uint) Simulator.RegionFlags.DenyIdentified) > + 0); + updatePacket.ParcelData.RegionDenyTransacted = ((regionFlags & (uint) Simulator.RegionFlags.DenyTransacted) > + 0); + updatePacket.ParcelData.RegionPushOverride = ((regionFlags & (uint) Simulator.RegionFlags.RestrictPushObject) > + 0); + + updatePacket.ParcelData.RentPrice = 0; + updatePacket.ParcelData.RequestResult = request_result; + updatePacket.ParcelData.SalePrice = landData.salePrice; + updatePacket.ParcelData.SelectedPrims = landData.selectedPrims; + updatePacket.ParcelData.SelfCount = 0; //unemplemented + updatePacket.ParcelData.SequenceID = sequence_id; + if (landData.simwideArea > 0) + { + updatePacket.ParcelData.SimWideMaxPrims = + Convert.ToInt32( + Math.Round((Convert.ToDecimal(landData.simwideArea)/Convert.ToDecimal(65536))*15000* + Convert.ToDecimal(m_scene.RegionInfo.EstateSettings.objectBonusFactor))); + } + else + { + updatePacket.ParcelData.SimWideMaxPrims = 0; + } + updatePacket.ParcelData.SimWideTotalPrims = landData.simwidePrims; + updatePacket.ParcelData.SnapSelection = snap_selection; + updatePacket.ParcelData.SnapshotID = landData.snapshotID; + updatePacket.ParcelData.Status = (byte) landData.landStatus; + updatePacket.ParcelData.TotalPrims = landData.ownerPrims + landData.groupPrims + landData.otherPrims + + landData.selectedPrims; + updatePacket.ParcelData.UserLocation = landData.userLocation; + updatePacket.ParcelData.UserLookAt = landData.userLookAt; + remote_client.OutPacket((Packet) updatePacket, ThrottleOutPacketType.Task); + } + + public void updateLandProperties(ParcelPropertiesUpdatePacket packet, IClientAPI remote_client) + { + if (remote_client.AgentId == landData.ownerID) + { + //Needs later group support + LandData newData = landData.Copy(); + newData.authBuyerID = packet.ParcelData.AuthBuyerID; + newData.category = (Parcel.ParcelCategory) packet.ParcelData.Category; + newData.landDesc = Helpers.FieldToUTF8String(packet.ParcelData.Desc); + newData.groupID = packet.ParcelData.GroupID; + newData.landingType = packet.ParcelData.LandingType; + newData.mediaAutoScale = packet.ParcelData.MediaAutoScale; + newData.mediaID = packet.ParcelData.MediaID; + newData.mediaURL = Helpers.FieldToUTF8String(packet.ParcelData.MediaURL); + newData.musicURL = Helpers.FieldToUTF8String(packet.ParcelData.MusicURL); + newData.landName = Helpers.FieldToUTF8String(packet.ParcelData.Name); + newData.landFlags = packet.ParcelData.ParcelFlags; + newData.passHours = packet.ParcelData.PassHours; + newData.passPrice = packet.ParcelData.PassPrice; + newData.salePrice = packet.ParcelData.SalePrice; + newData.snapshotID = packet.ParcelData.SnapshotID; + newData.userLocation = packet.ParcelData.UserLocation; + newData.userLookAt = packet.ParcelData.UserLookAt; + + m_scene.LandChannel.updateLandObject(landData.localID, newData); + + sendLandUpdateToAvatarsOverMe(); + } + } + + public bool isEitherBannedOrRestricted(LLUUID avatar) + { + if (isBannedFromLand(avatar)) + { + return true; + } + else if (isRestrictedFromLand(avatar)) + { + return true; + } + return false; + } + + public bool isBannedFromLand(LLUUID avatar) + { + if ((landData.landFlags & (uint) Parcel.ParcelFlags.UseBanList) > 0) + { + ParcelManager.ParcelAccessEntry entry = new ParcelManager.ParcelAccessEntry(); + entry.AgentID = avatar; + entry.Flags = ParcelManager.AccessList.Ban; + entry.Time = new DateTime(); + if (landData.parcelAccessList.Contains(entry)) + { + //They are banned, so lets send them a notice about this parcel + return true; + } + } + return false; + } + + public bool isRestrictedFromLand(LLUUID avatar) + { + if ((landData.landFlags & (uint) Parcel.ParcelFlags.UseAccessList) > 0) + { + ParcelManager.ParcelAccessEntry entry = new ParcelManager.ParcelAccessEntry(); + entry.AgentID = avatar; + entry.Flags = ParcelManager.AccessList.Access; + entry.Time = new DateTime(); + if (!landData.parcelAccessList.Contains(entry)) + { + //They are not allowed in this parcel, but not banned, so lets send them a notice about this parcel + return true; + } + } + return false; + } + + public void sendLandUpdateToClient(IClientAPI remote_client) + { + sendLandProperties(0, false, 0, remote_client); + } + + public void sendLandUpdateToAvatarsOverMe() + { + List avatars = m_scene.GetAvatars(); + ILandObject over = null; + for (int i = 0; i < avatars.Count; i++) + { + try + { + over = + m_scene.LandChannel.getLandObject((int)Math.Max(255,Math.Min(0,Math.Round(avatars[i].AbsolutePosition.X))), + (int)Math.Max(255,Math.Min(0,Math.Round(avatars[i].AbsolutePosition.Y)))); + } + catch (Exception) + { + m_log.Warn("[LAND]: " + "unable to get land at x: " + Math.Round(avatars[i].AbsolutePosition.X) + " y: " + Math.Round(avatars[i].AbsolutePosition.Y)); + } + + if (over != null) + { + if (over.landData.localID == landData.localID) + { + sendLandUpdateToClient(avatars[i].ControllingClient); + } + } + } + } + + #endregion + + #region AccessList Functions + + public ParcelAccessListReplyPacket.ListBlock[] createAccessListArrayByFlag(ParcelManager.AccessList flag) + { + List list = new List(); + foreach (ParcelManager.ParcelAccessEntry entry in landData.parcelAccessList) + { + if (entry.Flags == flag) + { + ParcelAccessListReplyPacket.ListBlock listBlock = new ParcelAccessListReplyPacket.ListBlock(); + + listBlock.Flags = (uint) 0; + listBlock.ID = entry.AgentID; + listBlock.Time = 0; + + list.Add(listBlock); + } + } + + if (list.Count == 0) + { + ParcelAccessListReplyPacket.ListBlock listBlock = new ParcelAccessListReplyPacket.ListBlock(); + + listBlock.Flags = (uint) 0; + listBlock.ID = LLUUID.Zero; + listBlock.Time = 0; + + list.Add(listBlock); + } + return list.ToArray(); + } + + public void sendAccessList(LLUUID agentID, LLUUID sessionID, uint flags, int sequenceID, + IClientAPI remote_client) + { + ParcelAccessListReplyPacket replyPacket; + + if (flags == (uint) ParcelManager.AccessList.Access || flags == (uint) ParcelManager.AccessList.Both) + { + replyPacket = (ParcelAccessListReplyPacket) PacketPool.Instance.GetPacket(PacketType.ParcelAccessListReply); + replyPacket.Data.AgentID = agentID; + replyPacket.Data.Flags = (uint) ParcelManager.AccessList.Access; + replyPacket.Data.LocalID = landData.localID; + replyPacket.Data.SequenceID = 0; + + replyPacket.List = createAccessListArrayByFlag(ParcelManager.AccessList.Access); + remote_client.OutPacket((Packet) replyPacket, ThrottleOutPacketType.Task); + } + + if (flags == (uint) ParcelManager.AccessList.Ban || flags == (uint) ParcelManager.AccessList.Both) + { + replyPacket = (ParcelAccessListReplyPacket) PacketPool.Instance.GetPacket(PacketType.ParcelAccessListReply); + replyPacket.Data.AgentID = agentID; + replyPacket.Data.Flags = (uint) ParcelManager.AccessList.Ban; + replyPacket.Data.LocalID = landData.localID; + replyPacket.Data.SequenceID = 0; + + replyPacket.List = createAccessListArrayByFlag(ParcelManager.AccessList.Ban); + remote_client.OutPacket((Packet) replyPacket, ThrottleOutPacketType.Task); + } + } + + public void updateAccessList(uint flags, List entries, IClientAPI remote_client) + { + LandData newData = landData.Copy(); + + if (entries.Count == 1 && entries[0].AgentID == LLUUID.Zero) + { + entries.Clear(); + } + + List toRemove = new List(); + foreach (ParcelManager.ParcelAccessEntry entry in newData.parcelAccessList) + { + if (entry.Flags == (ParcelManager.AccessList) flags) + { + toRemove.Add(entry); + } + } + + foreach (ParcelManager.ParcelAccessEntry entry in toRemove) + { + newData.parcelAccessList.Remove(entry); + } + foreach (ParcelManager.ParcelAccessEntry entry in entries) + { + ParcelManager.ParcelAccessEntry temp = new ParcelManager.ParcelAccessEntry(); + temp.AgentID = entry.AgentID; + temp.Time = new DateTime(); //Pointless? Yes. + temp.Flags = (ParcelManager.AccessList) flags; + + if (!newData.parcelAccessList.Contains(temp)) + { + newData.parcelAccessList.Add(temp); + } + } + + m_scene.LandChannel.updateLandObject(landData.localID, newData); + } + + #endregion + + #region Update Functions + + /// + /// Updates the AABBMin and AABBMax values after area/shape modification of the land object + /// + private void updateAABBAndAreaValues() + { + int min_x = 64; + int min_y = 64; + int max_x = 0; + int max_y = 0; + int tempArea = 0; + int x, y; + for (x = 0; x < 64; x++) + { + for (y = 0; y < 64; y++) + { + if (landBitmap[x, y] == true) + { + if (min_x > x) min_x = x; + if (min_y > y) min_y = y; + if (max_x < x) max_x = x; + if (max_y < y) max_y = y; + tempArea += 16; //16sqm peice of land + } + } + } + int tx = min_x * 4; + if (tx > 255) + tx = 255; + int ty = min_y * 4; + if (ty > 255) + ty = 255; + landData.AABBMin = + new LLVector3((float)(min_x * 4), (float)(min_y * 4), + (float)m_scene.Heightmap[tx, ty]); + + tx = max_x * 4; + if (tx > 255) + tx = 255; + ty = max_y * 4; + if (ty > 255) + ty = 255; + landData.AABBMax = + new LLVector3((float)(max_x * 4), (float)(max_y * 4), + (float)m_scene.Heightmap[tx, ty]); + landData.area = tempArea; + } + + public void updateLandBitmapByteArray() + { + landData.landBitmapByteArray = convertLandBitmapToBytes(); + } + + /// + /// Update all settings in land such as area, bitmap byte array, etc + /// + public void forceUpdateLandInfo() + { + updateAABBAndAreaValues(); + updateLandBitmapByteArray(); + } + + public void setLandBitmapFromByteArray() + { + landBitmap = convertBytesToLandBitmap(); + } + + #endregion + + #region Land Bitmap Functions + + /// + /// Sets the land's bitmap manually + /// + /// 64x64 block representing where this land is on a map + public void setLandBitmap(bool[,] bitmap) + { + if (bitmap.GetLength(0) != 64 || bitmap.GetLength(1) != 64 || bitmap.Rank != 2) + { + //Throw an exception - The bitmap is not 64x64 + //throw new Exception("Error: Invalid Parcel Bitmap"); + } + else + { + //Valid: Lets set it + landBitmap = bitmap; + forceUpdateLandInfo(); + } + } + + /// + /// Gets the land's bitmap manually + /// + /// + public bool[,] getLandBitmap() + { + return landBitmap; + } + + /// + /// Converts the land bitmap to a packet friendly byte array + /// + /// + private byte[] convertLandBitmapToBytes() + { + byte[] tempConvertArr = new byte[512]; + byte tempByte = 0; + int x, y, i, byteNum = 0; + i = 0; + for (y = 0; y < 64; y++) + { + for (x = 0; x < 64; x++) + { + tempByte = Convert.ToByte(tempByte | Convert.ToByte(landBitmap[x, y]) << (i++%8)); + if (i%8 == 0) + { + tempConvertArr[byteNum] = tempByte; + tempByte = (byte) 0; + i = 0; + byteNum++; + } + } + } + return tempConvertArr; + } + + private bool[,] convertBytesToLandBitmap() + { + bool[,] tempConvertMap = new bool[64,64]; + tempConvertMap.Initialize(); + byte tempByte = 0; + int x = 0, y = 0, i = 0, bitNum = 0; + for (i = 0; i < 512; i++) + { + tempByte = landData.landBitmapByteArray[i]; + for (bitNum = 0; bitNum < 8; bitNum++) + { + bool bit = Convert.ToBoolean(Convert.ToByte(tempByte >> bitNum) & (byte) 1); + tempConvertMap[x, y] = bit; + x++; + if (x > 63) + { + x = 0; + y++; + } + } + } + return tempConvertMap; + } + + /// + /// Full sim land object creation + /// + /// + public bool[,] basicFullRegionLandBitmap() + { + return getSquareLandBitmap(0, 0, (int)Constants.RegionSize, (int)Constants.RegionSize); + } + + /// + /// Used to modify the bitmap between the x and y points. Points use 64 scale + /// + /// + /// + /// + /// + /// + public bool[,] getSquareLandBitmap(int start_x, int start_y, int end_x, int end_y) + { + bool[,] tempBitmap = new bool[64,64]; + tempBitmap.Initialize(); + + tempBitmap = modifyLandBitmapSquare(tempBitmap, start_x, start_y, end_x, end_y, true); + return tempBitmap; + } + + /// + /// Change a land bitmap at within a square and set those points to a specific value + /// + /// + /// + /// + /// + /// + /// + /// + public bool[,] modifyLandBitmapSquare(bool[,] land_bitmap, int start_x, int start_y, int end_x, int end_y, + bool set_value) + { + if (land_bitmap.GetLength(0) != 64 || land_bitmap.GetLength(1) != 64 || land_bitmap.Rank != 2) + { + //Throw an exception - The bitmap is not 64x64 + //throw new Exception("Error: Invalid Parcel Bitmap in modifyLandBitmapSquare()"); + } + + int x, y; + for (y = 0; y < 64; y++) + { + for (x = 0; x < 64; x++) + { + if (x >= start_x/4 && x < end_x/4 + && y >= start_y/4 && y < end_y/4) + { + land_bitmap[x, y] = set_value; + } + } + } + return land_bitmap; + } + + /// + /// Join the true values of 2 bitmaps together + /// + /// + /// + /// + public bool[,] mergeLandBitmaps(bool[,] bitmap_base, bool[,] bitmap_add) + { + if (bitmap_base.GetLength(0) != 64 || bitmap_base.GetLength(1) != 64 || bitmap_base.Rank != 2) + { + //Throw an exception - The bitmap is not 64x64 + throw new Exception("Error: Invalid Parcel Bitmap - Bitmap_base in mergeLandBitmaps"); + } + if (bitmap_add.GetLength(0) != 64 || bitmap_add.GetLength(1) != 64 || bitmap_add.Rank != 2) + { + //Throw an exception - The bitmap is not 64x64 + throw new Exception("Error: Invalid Parcel Bitmap - Bitmap_add in mergeLandBitmaps"); + } + + int x, y; + for (y = 0; y < 64; y++) + { + for (x = 0; x < 64; x++) + { + if (bitmap_add[x, y]) + { + bitmap_base[x, y] = true; + } + } + } + return bitmap_base; + } + + #endregion + + #region Object Select and Object Owner Listing + + public void sendForceObjectSelect(int local_id, int request_type, IClientAPI remote_client) + { + List resultLocalIDs = new List(); + foreach (SceneObjectGroup obj in primsOverMe) + { + if (obj.LocalId > 0) + { + if (request_type == LandChannel.LAND_SELECT_OBJECTS_OWNER && obj.OwnerID == landData.ownerID) + { + resultLocalIDs.Add(obj.LocalId); + } + // else if (request_type == LandManager.LAND_SELECT_OBJECTS_GROUP && ...) // TODO: group support + // { + // } + else if (request_type == LandChannel.LAND_SELECT_OBJECTS_OTHER && + obj.OwnerID != remote_client.AgentId) + { + resultLocalIDs.Add(obj.LocalId); + } + } + } + + + bool firstCall = true; + int MAX_OBJECTS_PER_PACKET = 251; + ForceObjectSelectPacket pack = (ForceObjectSelectPacket) PacketPool.Instance.GetPacket(PacketType.ForceObjectSelect); + // TODO: don't create new blocks if recycling an old packet + ForceObjectSelectPacket.DataBlock[] data; + while (resultLocalIDs.Count > 0) + { + if (firstCall) + { + pack._Header.ResetList = true; + firstCall = false; + } + else + { + pack._Header.ResetList = false; + } + + if (resultLocalIDs.Count > MAX_OBJECTS_PER_PACKET) + { + data = new ForceObjectSelectPacket.DataBlock[MAX_OBJECTS_PER_PACKET]; + } + else + { + data = new ForceObjectSelectPacket.DataBlock[resultLocalIDs.Count]; + } + + int i; + for (i = 0; i < MAX_OBJECTS_PER_PACKET && resultLocalIDs.Count > 0; i++) + { + data[i] = new ForceObjectSelectPacket.DataBlock(); + data[i].LocalID = Convert.ToUInt32(resultLocalIDs[0]); + resultLocalIDs.RemoveAt(0); + } + pack.Data = data; + remote_client.OutPacket((Packet) pack, ThrottleOutPacketType.Task); + } + } + + public void sendLandObjectOwners(IClientAPI remote_client) + { + Dictionary ownersAndCount = new Dictionary(); + ParcelObjectOwnersReplyPacket pack = (ParcelObjectOwnersReplyPacket) PacketPool.Instance.GetPacket(PacketType.ParcelObjectOwnersReply); + // TODO: don't create new blocks if recycling an old packet + + foreach (SceneObjectGroup obj in primsOverMe) + { + if (!ownersAndCount.ContainsKey(obj.OwnerID)) + { + ownersAndCount.Add(obj.OwnerID, 0); + } + ownersAndCount[obj.OwnerID] += obj.PrimCount; + } + if (ownersAndCount.Count > 0) + { + ParcelObjectOwnersReplyPacket.DataBlock[] dataBlock = new ParcelObjectOwnersReplyPacket.DataBlock[32]; + + if (ownersAndCount.Count < 32) + { + dataBlock = new ParcelObjectOwnersReplyPacket.DataBlock[ownersAndCount.Count]; + } + + + int num = 0; + foreach (LLUUID owner in ownersAndCount.Keys) + { + dataBlock[num] = new ParcelObjectOwnersReplyPacket.DataBlock(); + dataBlock[num].Count = ownersAndCount[owner]; + dataBlock[num].IsGroupOwned = false; //TODO: fix me when group support is added + dataBlock[num].OnlineStatus = true; //TODO: fix me later + dataBlock[num].OwnerID = owner; + + num++; + } + pack.Data = dataBlock; + } + remote_client.OutPacket(pack, ThrottleOutPacketType.Task); + } + + #endregion + + #region Object Returning + + public void returnObject(SceneObjectGroup obj) + { + } + + public void returnLandObjects(int type, LLUUID owner) + { + } + + #endregion + + #region Object Adding/Removing from Parcel + + public void resetLandPrimCounts() + { + landData.groupPrims = 0; + landData.ownerPrims = 0; + landData.otherPrims = 0; + landData.selectedPrims = 0; + primsOverMe.Clear(); + } + + public void addPrimToCount(SceneObjectGroup obj) + { + LLUUID prim_owner = obj.OwnerID; + int prim_count = obj.PrimCount; + + if (obj.IsSelected) + { + landData.selectedPrims += prim_count; + } + else + { + if (prim_owner == landData.ownerID) + { + landData.ownerPrims += prim_count; + } + else + { + landData.otherPrims += prim_count; + } + } + + primsOverMe.Add(obj); + } + + public void removePrimFromCount(SceneObjectGroup obj) + { + if (primsOverMe.Contains(obj)) + { + LLUUID prim_owner = obj.OwnerID; + int prim_count = obj.PrimCount; + + if (prim_owner == landData.ownerID) + { + landData.ownerPrims -= prim_count; + } + else if (prim_owner == landData.groupID) + { + landData.groupPrims -= prim_count; + } + else + { + landData.otherPrims -= prim_count; + } + + primsOverMe.Remove(obj); + } + } + + #endregion + + #endregion + + +} + + #endregion +} -- cgit v1.1