*Adding some more files

afrisby
mingchen 2007-07-16 19:52:46 +00:00
parent 2873b82b78
commit 41b9baa054
2 changed files with 1216 additions and 0 deletions

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using System;
using System.Collections.Generic;
using libsecondlife;
using libsecondlife.Packets;
using OpenSim.Framework.Interfaces;
using OpenSim.Framework.Types;
using OpenSim.Region.Environment.Scenes;
namespace OpenSim.Region.Environment.LandManagement
{
#region Parcel Class
/// <summary>
/// Keeps track of a specific piece of land's information
/// </summary>
public class Land
{
#region Member Variables
public LandData landData = new LandData();
public List<SceneObject> primsOverMe = new List<SceneObject>();
public Scene m_world;
private bool[,] landBitmap = new bool[64, 64];
#endregion
#region Constructors
public Land(LLUUID owner_id, bool is_group_owned, Scene world)
{
m_world = world;
landData.ownerID = owner_id;
landData.isGroupOwned = is_group_owned;
}
#endregion
#region Member Functions
#region General Functions
/// <summary>
/// Checks to see if this land object contains a point
/// </summary>
/// <param name="x"></param>
/// <param name="y"></param>
/// <returns>Returns true if the piece of land contains the specified point</returns>
public bool containsPoint(int x, int y)
{
if (x >= 0 && y >= 0 && x <= 256 && x <= 256)
{
return (landBitmap[x / 4, y / 4] == true);
}
else
{
return false;
}
}
public Land Copy()
{
Land newLand = new Land(this.landData.ownerID, this.landData.isGroupOwned, m_world);
//Place all new variables here!
newLand.landBitmap = (bool[,])(this.landBitmap.Clone());
newLand.landData = landData.Copy();
return newLand;
}
#endregion
#region Packet Request Handling
/// <summary>
/// Sends land properties as requested
/// </summary>
/// <param name="sequence_id">ID sent by client for them to keep track of</param>
/// <param name="snap_selection">Bool sent by client for them to use</param>
/// <param name="remote_client">Object representing the client</param>
public void sendLandProperties(int sequence_id, bool snap_selection, int request_result, IClientAPI remote_client)
{
ParcelPropertiesPacket updatePacket = new ParcelPropertiesPacket();
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_world.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_world.RegionInfo.estateSettings.objectBonusFactor;
updatePacket.ParcelData.PassHours = landData.passHours;
updatePacket.ParcelData.PassPrice = landData.passPrice;
updatePacket.ParcelData.PublicCount = 0; //unemplemented
updatePacket.ParcelData.RegionDenyAnonymous = (((uint)m_world.RegionInfo.estateSettings.regionFlags & (uint)Simulator.RegionFlags.DenyAnonymous) > 0);
updatePacket.ParcelData.RegionDenyIdentified = (((uint)m_world.RegionInfo.estateSettings.regionFlags & (uint)Simulator.RegionFlags.DenyIdentified) > 0);
updatePacket.ParcelData.RegionDenyTransacted = (((uint)m_world.RegionInfo.estateSettings.regionFlags & (uint)Simulator.RegionFlags.DenyTransacted) > 0);
updatePacket.ParcelData.RegionPushOverride = (((uint)m_world.RegionInfo.estateSettings.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_world.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);
}
public void updateLandProperties(ParcelPropertiesUpdatePacket packet, IClientAPI remote_client)
{
if (remote_client.AgentId == landData.ownerID)
{
//Needs later group support
landData.authBuyerID = packet.ParcelData.AuthBuyerID;
landData.category = (libsecondlife.Parcel.ParcelCategory)packet.ParcelData.Category;
landData.landDesc = Helpers.FieldToUTF8String(packet.ParcelData.Desc);
landData.groupID = packet.ParcelData.GroupID;
landData.landingType = packet.ParcelData.LandingType;
landData.mediaAutoScale = packet.ParcelData.MediaAutoScale;
landData.mediaID = packet.ParcelData.MediaID;
landData.mediaURL = Helpers.FieldToUTF8String(packet.ParcelData.MediaURL);
landData.musicURL = Helpers.FieldToUTF8String(packet.ParcelData.MusicURL);
landData.landName = Helpers.FieldToUTF8String(packet.ParcelData.Name);
landData.landFlags = packet.ParcelData.ParcelFlags;
landData.passHours = packet.ParcelData.PassHours;
landData.passPrice = packet.ParcelData.PassPrice;
landData.salePrice = packet.ParcelData.SalePrice;
landData.snapshotID = packet.ParcelData.SnapshotID;
landData.userLocation = packet.ParcelData.UserLocation;
landData.userLookAt = packet.ParcelData.UserLookAt;
sendLandUpdateToAvatarsOverMe();
}
}
public void sendLandUpdateToAvatarsOverMe()
{
List<ScenePresence> avatars = m_world.RequestAvatarList();
for (int i = 0; i < avatars.Count; i++)
{
Land over = m_world.LandManager.getLandObject((int)Math.Round(avatars[i].Pos.X), (int)Math.Round(avatars[i].Pos.Y));
if (over.landData.localID == this.landData.localID)
{
sendLandProperties(0, false, 0, avatars[i].ControllingClient);
}
}
}
#endregion
#region Update Functions
/// <summary>
/// Updates the AABBMin and AABBMax values after area/shape modification of the land object
/// </summary>
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
}
}
}
landData.AABBMin = new LLVector3((float)(min_x * 4), (float)(min_y * 4), (float)m_world.Terrain.get((min_x * 4), (min_y * 4)));
landData.AABBMax = new LLVector3((float)(max_x * 4), (float)(max_y * 4), (float)m_world.Terrain.get((max_x * 4), (max_y * 4)));
landData.area = tempArea;
}
public void updateLandBitmapByteArray()
{
landData.landBitmapByteArray = convertLandBitmapToBytes();
}
/// <summary>
/// Update all settings in land such as area, bitmap byte array, etc
/// </summary>
public void forceUpdateLandInfo()
{
this.updateAABBAndAreaValues();
this.updateLandBitmapByteArray();
}
public void setLandBitmapFromByteArray()
{
landBitmap = convertBytesToLandBitmap();
}
#endregion
#region Land Bitmap Functions
/// <summary>
/// Sets the land's bitmap manually
/// </summary>
/// <param name="bitmap">64x64 block representing where this land is on a map</param>
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();
}
}
/// <summary>
/// Gets the land's bitmap manually
/// </summary>
/// <returns></returns>
public bool[,] getLandBitmap()
{
return landBitmap;
}
/// <summary>
/// Converts the land bitmap to a packet friendly byte array
/// </summary>
/// <returns></returns>
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;
}
/// <summary>
/// Full sim land object creation
/// </summary>
/// <returns></returns>
public static bool[,] basicFullRegionLandBitmap()
{
return getSquareLandBitmap(0, 0, 256, 256);
}
/// <summary>
/// Used to modify the bitmap between the x and y points. Points use 64 scale
/// </summary>
/// <param name="start_x"></param>
/// <param name="start_y"></param>
/// <param name="end_x"></param>
/// <param name="end_y"></param>
/// <returns></returns>
public static 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;
}
/// <summary>
/// Change a land bitmap at within a square and set those points to a specific value
/// </summary>
/// <param name="land_bitmap"></param>
/// <param name="start_x"></param>
/// <param name="start_y"></param>
/// <param name="end_x"></param>
/// <param name="end_y"></param>
/// <param name="set_value"></param>
/// <returns></returns>
public static 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;
}
/// <summary>
/// Join the true values of 2 bitmaps together
/// </summary>
/// <param name="bitmap_base"></param>
/// <param name="bitmap_add"></param>
/// <returns></returns>
public static 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<uint> resultLocalIDs = new List<uint>();
foreach (SceneObject obj in primsOverMe)
{
if (obj.rootLocalID > 0)
{
if (request_type == LandManager.LAND_SELECT_OBJECTS_OWNER && obj.rootPrimitive.OwnerID == this.landData.ownerID)
{
resultLocalIDs.Add(obj.rootLocalID);
}
else if (request_type == LandManager.LAND_SELECT_OBJECTS_GROUP && false) //TODO: change false to group support!
{
}
else if (request_type == LandManager.LAND_SELECT_OBJECTS_OTHER && obj.rootPrimitive.OwnerID != remote_client.AgentId)
{
resultLocalIDs.Add(obj.rootLocalID);
}
}
}
bool firstCall = true;
int MAX_OBJECTS_PER_PACKET = 251;
ForceObjectSelectPacket pack = new ForceObjectSelectPacket();
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);
}
}
public void sendLandObjectOwners(IClientAPI remote_client)
{
Dictionary<LLUUID, int> ownersAndCount = new Dictionary<LLUUID, int>();
foreach (SceneObject obj in primsOverMe)
{
if (!ownersAndCount.ContainsKey(obj.rootPrimitive.OwnerID))
{
ownersAndCount.Add(obj.rootPrimitive.OwnerID, 0);
}
ownersAndCount[obj.rootPrimitive.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++;
}
ParcelObjectOwnersReplyPacket pack = new ParcelObjectOwnersReplyPacket();
pack.Data = dataBlock;
remote_client.OutPacket(pack);
}
}
#endregion
#region Object Returning
public void returnObject(SceneObject 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(SceneObject obj)
{
LLUUID prim_owner = obj.rootPrimitive.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(SceneObject obj)
{
if (primsOverMe.Contains(obj))
{
LLUUID prim_owner = obj.rootPrimitive.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
}

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/*
* Copyright (c) Contributors, http://www.openmetaverse.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.Interfaces;
using OpenSim.Framework.Types;
using OpenSim.Region.Environment.Scenes;
namespace OpenSim.Region.Environment.LandManagement
{
#region LandManager Class
/// <summary>
/// Handles Land objects and operations requiring information from other Land objects (divide, join, etc)
/// </summary>
public class LandManager : ILocalStorageLandObjectReceiver
{
#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;
#endregion
#region Member Variables
public Dictionary<int, Land> landList = new Dictionary<int, Land>();
private int lastLandLocalID = START_LAND_LOCAL_ID - 1;
private int[,] landIDList = new int[64, 64];
/// <summary>
/// Set to true when a prim is moved, created, added. Performs a prim count update
/// </summary>
public bool landPrimCountTainted = false;
private Scene m_world;
private RegionInfo m_regInfo;
#endregion
#region Constructors
public LandManager(Scene world, RegionInfo reginfo)
{
m_world = world;
m_regInfo = reginfo;
landIDList.Initialize();
}
#endregion
#region Member Functions
#region Parcel From Storage Functions
public void LandFromStorage(LandData data)
{
Land new_land = new Land(data.ownerID, data.isGroupOwned, m_world);
new_land.landData = data.Copy();
new_land.setLandBitmapFromByteArray();
addLandObject(new_land);
}
public void NoLandDataFromStorage()
{
resetSimLandObjects();
}
#endregion
#region Parcel Add/Remove/Get/Create
/// <summary>
/// Creates a basic Parcel object without an owner (a zeroed key)
/// </summary>
/// <returns></returns>
public Land createBaseLand()
{
return new Land(new LLUUID(), false, m_world);
}
/// <summary>
/// Adds a land object to the stored list and adds them to the landIDList to what they own
/// </summary>
/// <param name="new_land">The land object being added</param>
public Land addLandObject(Land new_land)
{
lastLandLocalID++;
new_land.landData.localID = lastLandLocalID;
landList.Add(lastLandLocalID, 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();
return new_land;
}
/// <summary>
/// Removes a land object from the list. Will not remove if local_id is still owning an area in landIDList
/// </summary>
/// <param name="local_id">Land.localID of the peice of land to remove.</param>
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)
{
throw new Exception("Could not remove land object. Still being used at " + x + ", " + y);
}
}
}
m_world.localStorage.RemoveLandObject(landList[local_id].landData);
landList.Remove(local_id);
}
private void performFinalLandJoin(Land master, Land 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);
}
/// <summary>
/// Get the land object at the specified point
/// </summary>
/// <param name="x">Value between 0 - 256 on the x axis of the point</param>
/// <param name="y">Value between 0 - 256 on the y axis of the point</param>
/// <returns>Land object at the point supplied</returns>
public Land getLandObject(float x_float, float y_float)
{
int x = Convert.ToInt32(Math.Floor(Convert.ToDecimal(x_float) / Convert.ToDecimal(4.0)));
int y = Convert.ToInt32(Math.Floor(Convert.ToDecimal(y_float) / Convert.ToDecimal(4.0)));
if (x > 63 || y > 63 || x < 0 || y < 0)
{
throw new Exception("Error: Parcel not found at point " + x + ", " + y);
}
else
{
// Console.WriteLine("Point (" + x + ", " + y + ") determined from point (" + x_float + ", " + y_float + ")");
return landList[landIDList[x, y]];
}
}
public Land getLandObject(int x, int y)
{
if (x > 256 || y > 256 || x < 0 || y < 0)
{
throw new Exception("Error: Parcel not found at point " + x + ", " + y);
}
else
{
return landList[landIDList[x / 4, y / 4]];
}
}
#endregion
#region Parcel Modification
/// <summary>
/// Subdivides a piece of land
/// </summary>
/// <param name="start_x">West Point</param>
/// <param name="start_y">South Point</param>
/// <param name="end_x">East Point</param>
/// <param name="end_y">North Point</param>
/// <param name="attempting_user_id">LLUUID of user who is trying to subdivide</param>
/// <returns>Returns true if successful</returns>
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
Land startLandObject = getLandObject(start_x, 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++)
{
Land 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)
Land newLand = startLandObject.Copy();
newLand.landData.landName = "Subdivision of " + newLand.landData.landName;
newLand.landData.globalID = LLUUID.Random();
newLand.setLandBitmap(Land.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(Land.modifyLandBitmapSquare(startLandObject.getLandBitmap(), start_x, start_y, end_x, end_y, false));
landList[startLandObjectIndex].forceUpdateLandInfo();
this.setPrimsTainted();
//Now add the new land object
Land result = addLandObject(newLand);
result.sendLandUpdateToAvatarsOverMe();
return true;
}
/// <summary>
/// Join 2 land objects together
/// </summary>
/// <param name="start_x">x value in first piece of land</param>
/// <param name="start_y">y value in first piece of land</param>
/// <param name="end_x">x value in second peice of land</param>
/// <param name="end_y">y value in second peice of land</param>
/// <param name="attempting_user_id">LLUUID of the avatar trying to join the land objects</param>
/// <returns>Returns true if successful</returns>
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<Land> selectedLandObjects = new List<Land>();
int stepXSelected = 0;
int stepYSelected = 0;
for (stepYSelected = start_y; stepYSelected <= end_y; stepYSelected += 4)
{
for (stepXSelected = start_x; stepXSelected <= end_x; stepXSelected += 4)
{
Land p = getLandObject(stepXSelected,stepYSelected);
if (!selectedLandObjects.Contains(p))
{
selectedLandObjects.Add(p);
}
}
}
Land 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 (Land 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 (Land slaveLandObject in selectedLandObjects)
{
landList[masterLandObject.landData.localID].setLandBitmap(Land.mergeLandBitmaps(masterLandObject.getLandBitmap(), slaveLandObject.getLandBitmap()));
performFinalLandJoin(masterLandObject, slaveLandObject);
}
this.setPrimsTainted();
masterLandObject.sendLandUpdateToAvatarsOverMe();
return true;
}
#endregion
#region Parcel Updating
/// <summary>
/// Where we send the ParcelOverlay packet to the client
/// </summary>
/// <param name="remote_client">The object representing the client</param>
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
Land currentParcelBlock = getLandObject(x * 4, y * 4);
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
if (x == 0)
{
tempByte = Convert.ToByte(tempByte | LAND_FLAG_PROPERTY_BORDER_WEST);
}
else if (getLandObject((x - 1) * 4, y * 4) != currentParcelBlock)
{
tempByte = Convert.ToByte(tempByte | LAND_FLAG_PROPERTY_BORDER_WEST);
}
if (y == 0)
{
tempByte = Convert.ToByte(tempByte | LAND_FLAG_PROPERTY_BORDER_SOUTH);
}
else if (getLandObject(x * 4, (y - 1) * 4) != currentParcelBlock)
{
tempByte = Convert.ToByte(tempByte | LAND_FLAG_PROPERTY_BORDER_SOUTH);
}
byteArray[byteArrayCount] = tempByte;
byteArrayCount++;
if (byteArrayCount >= LAND_BLOCKS_PER_PACKET)
{
byteArrayCount = 0;
packet = new ParcelOverlayPacket();
packet.ParcelData.Data = byteArray;
packet.ParcelData.SequenceID = sequenceID;
remote_client.OutPacket((Packet)packet);
sequenceID++;
byteArray = new byte[LAND_BLOCKS_PER_PACKET];
}
}
}
}
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<Land> temp = new List<Land>();
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++)
{
Land currentParcel = getLandObject(start_x + x, start_y + y);
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
/// <summary>
/// Resets the sim to the default land object (full sim piece of land owned by the default user)
/// </summary>
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();
Land fullSimParcel = new Land(LLUUID.Zero, false, m_world);
fullSimParcel.setLandBitmap(Land.getSquareLandBitmap(0, 0, 256, 256));
fullSimParcel.landData.ownerID = m_regInfo.MasterAvatarAssignedUUID;
addLandObject(fullSimParcel);
}
public void handleSignificantClientMovement(IClientAPI remote_client)
{
ScenePresence clientAvatar = m_world.RequestAvatar(remote_client.AgentId);
if (clientAvatar != null)
{
Land over = getLandObject(clientAvatar.Pos.X,clientAvatar.Pos.Y);
if (over != null)
{
over.sendLandProperties(0, false, 0, remote_client);
}
}
}
public void resetAllLandPrimCounts()
{
foreach (Land p in landList.Values)
{
p.resetLandPrimCounts();
}
}
public void setPrimsTainted()
{
this.landPrimCountTainted = true;
}
public void addPrimToLandPrimCounts(SceneObject obj)
{
LLVector3 position = obj.Pos;
Land landUnderPrim = getLandObject(position.X, position.Y);
if (landUnderPrim != null)
{
landUnderPrim.addPrimToCount(obj);
}
}
public void removePrimFromLandPrimCounts(SceneObject obj)
{
foreach (Land p in landList.Values)
{
p.removePrimFromCount(obj);
}
}
public void finalizeLandPrimCountUpdate()
{
//Get Simwide prim count for owner
Dictionary<LLUUID, List<Land>> landOwnersAndParcels = new Dictionary<LLUUID,List<Land>>();
foreach (Land p in landList.Values)
{
if(!landOwnersAndParcels.ContainsKey(p.landData.ownerID))
{
List<Land> tempList = new List<Land>();
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 (Land p in landOwnersAndParcels[owner])
{
simArea += p.landData.area;
simPrims += p.landData.ownerPrims + p.landData.otherPrims + p.landData.groupPrims + p.landData.selectedPrims;
}
foreach (Land p in landOwnersAndParcels[owner])
{
p.landData.simwideArea = simArea;
p.landData.simwidePrims = simPrims;
}
}
}
#endregion
}
#endregion
}