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diff --git a/OpenSim/Region/Environment/LandManagement/Land.cs b/OpenSim/Region/Environment/LandManagement/Land.cs
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1/*
2 * Copyright (c) Contributors, http://opensimulator.org/
3 * See CONTRIBUTORS.TXT for a full list of copyright holders.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 * * Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * * Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 * * Neither the name of the OpenSim Project nor the
13 * names of its contributors may be used to endorse or promote products
14 * derived from this software without specific prior written permission.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY
17 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19 * DISCLAIMED. IN NO EVENT SHALL THE CONTRIBUTORS BE LIABLE FOR ANY
20 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26 */
27
28using System;
29using System.Collections.Generic;
30using libsecondlife;
31using libsecondlife.Packets;
32using OpenSim.Framework;
33using OpenSim.Framework.Console;
34using OpenSim.Region.Environment.Scenes;
35using OpenSim.Region.Environment.Interfaces;
36
37namespace OpenSim.Region.Environment.LandManagement
38{
39
40 #region Parcel Class
41
42 /// <summary>
43 /// Keeps track of a specific piece of land's information
44 /// </summary>
45 public class Land
46 {
47 #region Member Variables
48
49 private static readonly log4net.ILog m_log = log4net.LogManager.GetLogger(System.Reflection.MethodBase.GetCurrentMethod().DeclaringType);
50
51 public LandData landData = new LandData();
52 public List<SceneObjectGroup> primsOverMe = new List<SceneObjectGroup>();
53 public Scene m_scene;
54
55 private bool[,] landBitmap = new bool[64,64];
56
57 #endregion
58
59 #region Constructors
60
61 public Land(LLUUID owner_id, bool is_group_owned, Scene scene)
62 {
63 m_scene = scene;
64 landData.ownerID = owner_id;
65 landData.isGroupOwned = is_group_owned;
66 }
67
68 #endregion
69
70 #region Member Functions
71
72 #region General Functions
73
74 /// <summary>
75 /// Checks to see if this land object contains a point
76 /// </summary>
77 /// <param name="x"></param>
78 /// <param name="y"></param>
79 /// <returns>Returns true if the piece of land contains the specified point</returns>
80 public bool containsPoint(int x, int y)
81 {
82 if (x >= 0 && y >= 0 && x <= Constants.RegionSize && x <= Constants.RegionSize)
83 {
84 return (landBitmap[x/4, y/4] == true);
85 }
86 else
87 {
88 return false;
89 }
90 }
91
92 public Land Copy()
93 {
94 Land newLand = new Land(landData.ownerID, landData.isGroupOwned, m_scene);
95
96 //Place all new variables here!
97 newLand.landBitmap = (bool[,]) (landBitmap.Clone());
98 newLand.landData = landData.Copy();
99
100 return newLand;
101 }
102
103 #endregion
104
105 #region Packet Request Handling
106
107 /// <summary>
108 /// Sends land properties as requested
109 /// </summary>
110 /// <param name="sequence_id">ID sent by client for them to keep track of</param>
111 /// <param name="snap_selection">Bool sent by client for them to use</param>
112 /// <param name="remote_client">Object representing the client</param>
113 public void sendLandProperties(int sequence_id, bool snap_selection, int request_result,
114 IClientAPI remote_client)
115 {
116 ParcelPropertiesPacket updatePacket = (ParcelPropertiesPacket) PacketPool.Instance.GetPacket(PacketType.ParcelProperties);
117 // TODO: don't create new blocks if recycling an old packet
118
119 updatePacket.ParcelData.AABBMax = landData.AABBMax;
120 updatePacket.ParcelData.AABBMin = landData.AABBMin;
121 updatePacket.ParcelData.Area = landData.area;
122 updatePacket.ParcelData.AuctionID = landData.auctionID;
123 updatePacket.ParcelData.AuthBuyerID = landData.authBuyerID; //unemplemented
124
125 updatePacket.ParcelData.Bitmap = landData.landBitmapByteArray;
126
127 updatePacket.ParcelData.Desc = Helpers.StringToField(landData.landDesc);
128 updatePacket.ParcelData.Category = (byte) landData.category;
129 updatePacket.ParcelData.ClaimDate = landData.claimDate;
130 updatePacket.ParcelData.ClaimPrice = landData.claimPrice;
131 updatePacket.ParcelData.GroupID = landData.groupID;
132 updatePacket.ParcelData.GroupPrims = landData.groupPrims;
133 updatePacket.ParcelData.IsGroupOwned = landData.isGroupOwned;
134 updatePacket.ParcelData.LandingType = (byte) landData.landingType;
135 updatePacket.ParcelData.LocalID = landData.localID;
136 if (landData.area > 0)
137 {
138 updatePacket.ParcelData.MaxPrims =
139 Convert.ToInt32(
140 Math.Round((Convert.ToDecimal(landData.area)/Convert.ToDecimal(65536))*15000*
141 Convert.ToDecimal(m_scene.RegionInfo.EstateSettings.objectBonusFactor)));
142 }
143 else
144 {
145 updatePacket.ParcelData.MaxPrims = 0;
146 }
147 updatePacket.ParcelData.MediaAutoScale = landData.mediaAutoScale;
148 updatePacket.ParcelData.MediaID = landData.mediaID;
149 updatePacket.ParcelData.MediaURL = Helpers.StringToField(landData.mediaURL);
150 updatePacket.ParcelData.MusicURL = Helpers.StringToField(landData.musicURL);
151 updatePacket.ParcelData.Name = Helpers.StringToField(landData.landName);
152 updatePacket.ParcelData.OtherCleanTime = 0; //unemplemented
153 updatePacket.ParcelData.OtherCount = 0; //unemplemented
154 updatePacket.ParcelData.OtherPrims = landData.otherPrims;
155 updatePacket.ParcelData.OwnerID = landData.ownerID;
156 updatePacket.ParcelData.OwnerPrims = landData.ownerPrims;
157 updatePacket.ParcelData.ParcelFlags = landData.landFlags;
158 updatePacket.ParcelData.ParcelPrimBonus = m_scene.RegionInfo.EstateSettings.objectBonusFactor;
159 updatePacket.ParcelData.PassHours = landData.passHours;
160 updatePacket.ParcelData.PassPrice = landData.passPrice;
161 updatePacket.ParcelData.PublicCount = 0; //unemplemented
162
163 uint regionFlags = (uint) m_scene.RegionInfo.EstateSettings.regionFlags;
164 updatePacket.ParcelData.RegionDenyAnonymous = ((regionFlags & (uint) Simulator.RegionFlags.DenyAnonymous) >
165 0);
166 updatePacket.ParcelData.RegionDenyIdentified = ((regionFlags & (uint) Simulator.RegionFlags.DenyIdentified) >
167 0);
168 updatePacket.ParcelData.RegionDenyTransacted = ((regionFlags & (uint) Simulator.RegionFlags.DenyTransacted) >
169 0);
170 updatePacket.ParcelData.RegionPushOverride = ((regionFlags & (uint) Simulator.RegionFlags.RestrictPushObject) >
171 0);
172
173 updatePacket.ParcelData.RentPrice = 0;
174 updatePacket.ParcelData.RequestResult = request_result;
175 updatePacket.ParcelData.SalePrice = landData.salePrice;
176 updatePacket.ParcelData.SelectedPrims = landData.selectedPrims;
177 updatePacket.ParcelData.SelfCount = 0; //unemplemented
178 updatePacket.ParcelData.SequenceID = sequence_id;
179 if (landData.simwideArea > 0)
180 {
181 updatePacket.ParcelData.SimWideMaxPrims =
182 Convert.ToInt32(
183 Math.Round((Convert.ToDecimal(landData.simwideArea)/Convert.ToDecimal(65536))*15000*
184 Convert.ToDecimal(m_scene.RegionInfo.EstateSettings.objectBonusFactor)));
185 }
186 else
187 {
188 updatePacket.ParcelData.SimWideMaxPrims = 0;
189 }
190 updatePacket.ParcelData.SimWideTotalPrims = landData.simwidePrims;
191 updatePacket.ParcelData.SnapSelection = snap_selection;
192 updatePacket.ParcelData.SnapshotID = landData.snapshotID;
193 updatePacket.ParcelData.Status = (byte) landData.landStatus;
194 updatePacket.ParcelData.TotalPrims = landData.ownerPrims + landData.groupPrims + landData.otherPrims +
195 landData.selectedPrims;
196 updatePacket.ParcelData.UserLocation = landData.userLocation;
197 updatePacket.ParcelData.UserLookAt = landData.userLookAt;
198 remote_client.OutPacket((Packet) updatePacket, ThrottleOutPacketType.Task);
199 }
200
201 public void updateLandProperties(ParcelPropertiesUpdatePacket packet, IClientAPI remote_client)
202 {
203 if (remote_client.AgentId == landData.ownerID)
204 {
205 //Needs later group support
206 LandData newData = landData.Copy();
207 newData.authBuyerID = packet.ParcelData.AuthBuyerID;
208 newData.category = (Parcel.ParcelCategory) packet.ParcelData.Category;
209 newData.landDesc = Helpers.FieldToUTF8String(packet.ParcelData.Desc);
210 newData.groupID = packet.ParcelData.GroupID;
211 newData.landingType = packet.ParcelData.LandingType;
212 newData.mediaAutoScale = packet.ParcelData.MediaAutoScale;
213 newData.mediaID = packet.ParcelData.MediaID;
214 newData.mediaURL = Helpers.FieldToUTF8String(packet.ParcelData.MediaURL);
215 newData.musicURL = Helpers.FieldToUTF8String(packet.ParcelData.MusicURL);
216 newData.landName = Helpers.FieldToUTF8String(packet.ParcelData.Name);
217 newData.landFlags = packet.ParcelData.ParcelFlags;
218 newData.passHours = packet.ParcelData.PassHours;
219 newData.passPrice = packet.ParcelData.PassPrice;
220 newData.salePrice = packet.ParcelData.SalePrice;
221 newData.snapshotID = packet.ParcelData.SnapshotID;
222 newData.userLocation = packet.ParcelData.UserLocation;
223 newData.userLookAt = packet.ParcelData.UserLookAt;
224
225 m_scene.LandManager.updateLandObject(landData.localID, newData);
226
227 sendLandUpdateToAvatarsOverMe();
228 }
229 }
230
231 public bool isEitherBannedOrRestricted(LLUUID avatar)
232 {
233 if (isBannedFromLand(avatar))
234 {
235 return true;
236 }
237 else if (isRestrictedFromLand(avatar))
238 {
239 return true;
240 }
241 return false;
242 }
243
244 public bool isBannedFromLand(LLUUID avatar)
245 {
246 if ((landData.landFlags & (uint) Parcel.ParcelFlags.UseBanList) > 0)
247 {
248 ParcelManager.ParcelAccessEntry entry = new ParcelManager.ParcelAccessEntry();
249 entry.AgentID = avatar;
250 entry.Flags = ParcelManager.AccessList.Ban;
251 entry.Time = new DateTime();
252 if (landData.parcelAccessList.Contains(entry))
253 {
254 //They are banned, so lets send them a notice about this parcel
255 return true;
256 }
257 }
258 return false;
259 }
260
261 public bool isRestrictedFromLand(LLUUID avatar)
262 {
263 if ((landData.landFlags & (uint) Parcel.ParcelFlags.UseAccessList) > 0)
264 {
265 ParcelManager.ParcelAccessEntry entry = new ParcelManager.ParcelAccessEntry();
266 entry.AgentID = avatar;
267 entry.Flags = ParcelManager.AccessList.Access;
268 entry.Time = new DateTime();
269 if (!landData.parcelAccessList.Contains(entry))
270 {
271 //They are not allowed in this parcel, but not banned, so lets send them a notice about this parcel
272 return true;
273 }
274 }
275 return false;
276 }
277
278 public void sendLandUpdateToClient(IClientAPI remote_client)
279 {
280 sendLandProperties(0, false, 0, remote_client);
281 }
282
283 public void sendLandUpdateToAvatarsOverMe()
284 {
285 List<ScenePresence> avatars = m_scene.GetAvatars();
286 Land over = null;
287 for (int i = 0; i < avatars.Count; i++)
288 {
289 try
290 {
291 over =
292 m_scene.LandManager.getLandObject((int)Math.Max(255,Math.Min(0,Math.Round(avatars[i].AbsolutePosition.X))),
293 (int)Math.Max(255,Math.Min(0,Math.Round(avatars[i].AbsolutePosition.Y))));
294 }
295 catch (Exception)
296 {
297 m_log.Warn("[LAND]: " + "unable to get land at x: " + Math.Round(avatars[i].AbsolutePosition.X) + " y: " + Math.Round(avatars[i].AbsolutePosition.Y));
298 }
299
300 if (over != null)
301 {
302 if (over.landData.localID == landData.localID)
303 {
304 sendLandUpdateToClient(avatars[i].ControllingClient);
305 }
306 }
307 }
308 }
309
310 #endregion
311
312 #region AccessList Functions
313
314 public ParcelAccessListReplyPacket.ListBlock[] createAccessListArrayByFlag(ParcelManager.AccessList flag)
315 {
316 List<ParcelAccessListReplyPacket.ListBlock> list = new List<ParcelAccessListReplyPacket.ListBlock>();
317 foreach (ParcelManager.ParcelAccessEntry entry in landData.parcelAccessList)
318 {
319 if (entry.Flags == flag)
320 {
321 ParcelAccessListReplyPacket.ListBlock listBlock = new ParcelAccessListReplyPacket.ListBlock();
322
323 listBlock.Flags = (uint) 0;
324 listBlock.ID = entry.AgentID;
325 listBlock.Time = 0;
326
327 list.Add(listBlock);
328 }
329 }
330
331 if (list.Count == 0)
332 {
333 ParcelAccessListReplyPacket.ListBlock listBlock = new ParcelAccessListReplyPacket.ListBlock();
334
335 listBlock.Flags = (uint) 0;
336 listBlock.ID = LLUUID.Zero;
337 listBlock.Time = 0;
338
339 list.Add(listBlock);
340 }
341 return list.ToArray();
342 }
343
344 public void sendAccessList(LLUUID agentID, LLUUID sessionID, uint flags, int sequenceID,
345 IClientAPI remote_client)
346 {
347 ParcelAccessListReplyPacket replyPacket;
348
349 if (flags == (uint) ParcelManager.AccessList.Access || flags == (uint) ParcelManager.AccessList.Both)
350 {
351 replyPacket = (ParcelAccessListReplyPacket) PacketPool.Instance.GetPacket(PacketType.ParcelAccessListReply);
352 replyPacket.Data.AgentID = agentID;
353 replyPacket.Data.Flags = (uint) ParcelManager.AccessList.Access;
354 replyPacket.Data.LocalID = landData.localID;
355 replyPacket.Data.SequenceID = 0;
356
357 replyPacket.List = createAccessListArrayByFlag(ParcelManager.AccessList.Access);
358 remote_client.OutPacket((Packet) replyPacket, ThrottleOutPacketType.Task);
359 }
360
361 if (flags == (uint) ParcelManager.AccessList.Ban || flags == (uint) ParcelManager.AccessList.Both)
362 {
363 replyPacket = (ParcelAccessListReplyPacket) PacketPool.Instance.GetPacket(PacketType.ParcelAccessListReply);
364 replyPacket.Data.AgentID = agentID;
365 replyPacket.Data.Flags = (uint) ParcelManager.AccessList.Ban;
366 replyPacket.Data.LocalID = landData.localID;
367 replyPacket.Data.SequenceID = 0;
368
369 replyPacket.List = createAccessListArrayByFlag(ParcelManager.AccessList.Ban);
370 remote_client.OutPacket((Packet) replyPacket, ThrottleOutPacketType.Task);
371 }
372 }
373
374 public void updateAccessList(uint flags, List<ParcelManager.ParcelAccessEntry> entries, IClientAPI remote_client)
375 {
376 LandData newData = landData.Copy();
377
378 if (entries.Count == 1 && entries[0].AgentID == LLUUID.Zero)
379 {
380 entries.Clear();
381 }
382
383 List<ParcelManager.ParcelAccessEntry> toRemove = new List<ParcelManager.ParcelAccessEntry>();
384 foreach (ParcelManager.ParcelAccessEntry entry in newData.parcelAccessList)
385 {
386 if (entry.Flags == (ParcelManager.AccessList) flags)
387 {
388 toRemove.Add(entry);
389 }
390 }
391
392 foreach (ParcelManager.ParcelAccessEntry entry in toRemove)
393 {
394 newData.parcelAccessList.Remove(entry);
395 }
396 foreach (ParcelManager.ParcelAccessEntry entry in entries)
397 {
398 ParcelManager.ParcelAccessEntry temp = new ParcelManager.ParcelAccessEntry();
399 temp.AgentID = entry.AgentID;
400 temp.Time = new DateTime(); //Pointless? Yes.
401 temp.Flags = (ParcelManager.AccessList) flags;
402
403 if (!newData.parcelAccessList.Contains(temp))
404 {
405 newData.parcelAccessList.Add(temp);
406 }
407 }
408
409 m_scene.LandManager.updateLandObject(landData.localID, newData);
410 }
411
412 #endregion
413
414 #region Update Functions
415
416 /// <summary>
417 /// Updates the AABBMin and AABBMax values after area/shape modification of the land object
418 /// </summary>
419 private void updateAABBAndAreaValues()
420 {
421 int min_x = 64;
422 int min_y = 64;
423 int max_x = 0;
424 int max_y = 0;
425 int tempArea = 0;
426 int x, y;
427 for (x = 0; x < 64; x++)
428 {
429 for (y = 0; y < 64; y++)
430 {
431 if (landBitmap[x, y] == true)
432 {
433 if (min_x > x) min_x = x;
434 if (min_y > y) min_y = y;
435 if (max_x < x) max_x = x;
436 if (max_y < y) max_y = y;
437 tempArea += 16; //16sqm peice of land
438 }
439 }
440 }
441 int tx = min_x * 4;
442 if (tx > 255)
443 tx = 255;
444 int ty = min_y * 4;
445 if (ty > 255)
446 ty = 255;
447 landData.AABBMin =
448 new LLVector3((float)(min_x * 4), (float)(min_y * 4),
449 (float)m_scene.Heightmap[tx, ty]);
450
451 tx = max_x * 4;
452 if (tx > 255)
453 tx = 255;
454 ty = max_y * 4;
455 if (ty > 255)
456 ty = 255;
457 landData.AABBMax =
458 new LLVector3((float)(max_x * 4), (float)(max_y * 4),
459 (float)m_scene.Heightmap[tx, ty]);
460 landData.area = tempArea;
461 }
462
463 public void updateLandBitmapByteArray()
464 {
465 landData.landBitmapByteArray = convertLandBitmapToBytes();
466 }
467
468 /// <summary>
469 /// Update all settings in land such as area, bitmap byte array, etc
470 /// </summary>
471 public void forceUpdateLandInfo()
472 {
473 updateAABBAndAreaValues();
474 updateLandBitmapByteArray();
475 }
476
477 public void setLandBitmapFromByteArray()
478 {
479 landBitmap = convertBytesToLandBitmap();
480 }
481
482 #endregion
483
484 #region Land Bitmap Functions
485
486 /// <summary>
487 /// Sets the land's bitmap manually
488 /// </summary>
489 /// <param name="bitmap">64x64 block representing where this land is on a map</param>
490 public void setLandBitmap(bool[,] bitmap)
491 {
492 if (bitmap.GetLength(0) != 64 || bitmap.GetLength(1) != 64 || bitmap.Rank != 2)
493 {
494 //Throw an exception - The bitmap is not 64x64
495 //throw new Exception("Error: Invalid Parcel Bitmap");
496 }
497 else
498 {
499 //Valid: Lets set it
500 landBitmap = bitmap;
501 forceUpdateLandInfo();
502 }
503 }
504
505 /// <summary>
506 /// Gets the land's bitmap manually
507 /// </summary>
508 /// <returns></returns>
509 public bool[,] getLandBitmap()
510 {
511 return landBitmap;
512 }
513
514 /// <summary>
515 /// Converts the land bitmap to a packet friendly byte array
516 /// </summary>
517 /// <returns></returns>
518 private byte[] convertLandBitmapToBytes()
519 {
520 byte[] tempConvertArr = new byte[512];
521 byte tempByte = 0;
522 int x, y, i, byteNum = 0;
523 i = 0;
524 for (y = 0; y < 64; y++)
525 {
526 for (x = 0; x < 64; x++)
527 {
528 tempByte = Convert.ToByte(tempByte | Convert.ToByte(landBitmap[x, y]) << (i++%8));
529 if (i%8 == 0)
530 {
531 tempConvertArr[byteNum] = tempByte;
532 tempByte = (byte) 0;
533 i = 0;
534 byteNum++;
535 }
536 }
537 }
538 return tempConvertArr;
539 }
540
541 private bool[,] convertBytesToLandBitmap()
542 {
543 bool[,] tempConvertMap = new bool[64,64];
544 tempConvertMap.Initialize();
545 byte tempByte = 0;
546 int x = 0, y = 0, i = 0, bitNum = 0;
547 for (i = 0; i < 512; i++)
548 {
549 tempByte = landData.landBitmapByteArray[i];
550 for (bitNum = 0; bitNum < 8; bitNum++)
551 {
552 bool bit = Convert.ToBoolean(Convert.ToByte(tempByte >> bitNum) & (byte) 1);
553 tempConvertMap[x, y] = bit;
554 x++;
555 if (x > 63)
556 {
557 x = 0;
558 y++;
559 }
560 }
561 }
562 return tempConvertMap;
563 }
564
565 /// <summary>
566 /// Full sim land object creation
567 /// </summary>
568 /// <returns></returns>
569 public static bool[,] basicFullRegionLandBitmap()
570 {
571 return getSquareLandBitmap(0, 0, (int)Constants.RegionSize, (int)Constants.RegionSize);
572 }
573
574 /// <summary>
575 /// Used to modify the bitmap between the x and y points. Points use 64 scale
576 /// </summary>
577 /// <param name="start_x"></param>
578 /// <param name="start_y"></param>
579 /// <param name="end_x"></param>
580 /// <param name="end_y"></param>
581 /// <returns></returns>
582 public static bool[,] getSquareLandBitmap(int start_x, int start_y, int end_x, int end_y)
583 {
584 bool[,] tempBitmap = new bool[64,64];
585 tempBitmap.Initialize();
586
587 tempBitmap = modifyLandBitmapSquare(tempBitmap, start_x, start_y, end_x, end_y, true);
588 return tempBitmap;
589 }
590
591 /// <summary>
592 /// Change a land bitmap at within a square and set those points to a specific value
593 /// </summary>
594 /// <param name="land_bitmap"></param>
595 /// <param name="start_x"></param>
596 /// <param name="start_y"></param>
597 /// <param name="end_x"></param>
598 /// <param name="end_y"></param>
599 /// <param name="set_value"></param>
600 /// <returns></returns>
601 public static bool[,] modifyLandBitmapSquare(bool[,] land_bitmap, int start_x, int start_y, int end_x, int end_y,
602 bool set_value)
603 {
604 if (land_bitmap.GetLength(0) != 64 || land_bitmap.GetLength(1) != 64 || land_bitmap.Rank != 2)
605 {
606 //Throw an exception - The bitmap is not 64x64
607 //throw new Exception("Error: Invalid Parcel Bitmap in modifyLandBitmapSquare()");
608 }
609
610 int x, y;
611 for (y = 0; y < 64; y++)
612 {
613 for (x = 0; x < 64; x++)
614 {
615 if (x >= start_x/4 && x < end_x/4
616 && y >= start_y/4 && y < end_y/4)
617 {
618 land_bitmap[x, y] = set_value;
619 }
620 }
621 }
622 return land_bitmap;
623 }
624
625 /// <summary>
626 /// Join the true values of 2 bitmaps together
627 /// </summary>
628 /// <param name="bitmap_base"></param>
629 /// <param name="bitmap_add"></param>
630 /// <returns></returns>
631 public static bool[,] mergeLandBitmaps(bool[,] bitmap_base, bool[,] bitmap_add)
632 {
633 if (bitmap_base.GetLength(0) != 64 || bitmap_base.GetLength(1) != 64 || bitmap_base.Rank != 2)
634 {
635 //Throw an exception - The bitmap is not 64x64
636 throw new Exception("Error: Invalid Parcel Bitmap - Bitmap_base in mergeLandBitmaps");
637 }
638 if (bitmap_add.GetLength(0) != 64 || bitmap_add.GetLength(1) != 64 || bitmap_add.Rank != 2)
639 {
640 //Throw an exception - The bitmap is not 64x64
641 throw new Exception("Error: Invalid Parcel Bitmap - Bitmap_add in mergeLandBitmaps");
642 }
643
644 int x, y;
645 for (y = 0; y < 64; y++)
646 {
647 for (x = 0; x < 64; x++)
648 {
649 if (bitmap_add[x, y])
650 {
651 bitmap_base[x, y] = true;
652 }
653 }
654 }
655 return bitmap_base;
656 }
657
658 #endregion
659
660 #region Object Select and Object Owner Listing
661
662 public void sendForceObjectSelect(int local_id, int request_type, IClientAPI remote_client)
663 {
664 List<uint> resultLocalIDs = new List<uint>();
665 foreach (SceneObjectGroup obj in primsOverMe)
666 {
667 if (obj.LocalId > 0)
668 {
669 if (request_type == LandManager.LAND_SELECT_OBJECTS_OWNER && obj.OwnerID == landData.ownerID)
670 {
671 resultLocalIDs.Add(obj.LocalId);
672 }
673 // else if (request_type == LandManager.LAND_SELECT_OBJECTS_GROUP && ...) // TODO: group support
674 // {
675 // }
676 else if (request_type == LandManager.LAND_SELECT_OBJECTS_OTHER &&
677 obj.OwnerID != remote_client.AgentId)
678 {
679 resultLocalIDs.Add(obj.LocalId);
680 }
681 }
682 }
683
684
685 bool firstCall = true;
686 int MAX_OBJECTS_PER_PACKET = 251;
687 ForceObjectSelectPacket pack = (ForceObjectSelectPacket) PacketPool.Instance.GetPacket(PacketType.ForceObjectSelect);
688 // TODO: don't create new blocks if recycling an old packet
689 ForceObjectSelectPacket.DataBlock[] data;
690 while (resultLocalIDs.Count > 0)
691 {
692 if (firstCall)
693 {
694 pack._Header.ResetList = true;
695 firstCall = false;
696 }
697 else
698 {
699 pack._Header.ResetList = false;
700 }
701
702 if (resultLocalIDs.Count > MAX_OBJECTS_PER_PACKET)
703 {
704 data = new ForceObjectSelectPacket.DataBlock[MAX_OBJECTS_PER_PACKET];
705 }
706 else
707 {
708 data = new ForceObjectSelectPacket.DataBlock[resultLocalIDs.Count];
709 }
710
711 int i;
712 for (i = 0; i < MAX_OBJECTS_PER_PACKET && resultLocalIDs.Count > 0; i++)
713 {
714 data[i] = new ForceObjectSelectPacket.DataBlock();
715 data[i].LocalID = Convert.ToUInt32(resultLocalIDs[0]);
716 resultLocalIDs.RemoveAt(0);
717 }
718 pack.Data = data;
719 remote_client.OutPacket((Packet) pack, ThrottleOutPacketType.Task);
720 }
721 }
722
723 public void sendLandObjectOwners(IClientAPI remote_client)
724 {
725 Dictionary<LLUUID, int> ownersAndCount = new Dictionary<LLUUID, int>();
726 ParcelObjectOwnersReplyPacket pack = (ParcelObjectOwnersReplyPacket) PacketPool.Instance.GetPacket(PacketType.ParcelObjectOwnersReply);
727 // TODO: don't create new blocks if recycling an old packet
728
729 foreach (SceneObjectGroup obj in primsOverMe)
730 {
731 if (!ownersAndCount.ContainsKey(obj.OwnerID))
732 {
733 ownersAndCount.Add(obj.OwnerID, 0);
734 }
735 ownersAndCount[obj.OwnerID] += obj.PrimCount;
736 }
737 if (ownersAndCount.Count > 0)
738 {
739 ParcelObjectOwnersReplyPacket.DataBlock[] dataBlock = new ParcelObjectOwnersReplyPacket.DataBlock[32];
740
741 if (ownersAndCount.Count < 32)
742 {
743 dataBlock = new ParcelObjectOwnersReplyPacket.DataBlock[ownersAndCount.Count];
744 }
745
746
747 int num = 0;
748 foreach (LLUUID owner in ownersAndCount.Keys)
749 {
750 dataBlock[num] = new ParcelObjectOwnersReplyPacket.DataBlock();
751 dataBlock[num].Count = ownersAndCount[owner];
752 dataBlock[num].IsGroupOwned = false; //TODO: fix me when group support is added
753 dataBlock[num].OnlineStatus = true; //TODO: fix me later
754 dataBlock[num].OwnerID = owner;
755
756 num++;
757 }
758 pack.Data = dataBlock;
759 }
760 remote_client.OutPacket(pack, ThrottleOutPacketType.Task);
761 }
762
763 #endregion
764
765 #region Object Returning
766
767 public void returnObject(SceneObjectGroup obj)
768 {
769 }
770
771 public void returnLandObjects(int type, LLUUID owner)
772 {
773 }
774
775 #endregion
776
777 #region Object Adding/Removing from Parcel
778
779 public void resetLandPrimCounts()
780 {
781 landData.groupPrims = 0;
782 landData.ownerPrims = 0;
783 landData.otherPrims = 0;
784 landData.selectedPrims = 0;
785 primsOverMe.Clear();
786 }
787
788 public void addPrimToCount(SceneObjectGroup obj)
789 {
790 LLUUID prim_owner = obj.OwnerID;
791 int prim_count = obj.PrimCount;
792
793 if (obj.IsSelected)
794 {
795 landData.selectedPrims += prim_count;
796 }
797 else
798 {
799 if (prim_owner == landData.ownerID)
800 {
801 landData.ownerPrims += prim_count;
802 }
803 else
804 {
805 landData.otherPrims += prim_count;
806 }
807 }
808
809 primsOverMe.Add(obj);
810 }
811
812 public void removePrimFromCount(SceneObjectGroup obj)
813 {
814 if (primsOverMe.Contains(obj))
815 {
816 LLUUID prim_owner = obj.OwnerID;
817 int prim_count = obj.PrimCount;
818
819 if (prim_owner == landData.ownerID)
820 {
821 landData.ownerPrims -= prim_count;
822 }
823 else if (prim_owner == landData.groupID)
824 {
825 landData.groupPrims -= prim_count;
826 }
827 else
828 {
829 landData.otherPrims -= prim_count;
830 }
831
832 primsOverMe.Remove(obj);
833 }
834 }
835
836 #endregion
837
838 #endregion
839 }
840
841 #endregion
842}