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1/*
2 *
3Copyright (c) OpenSim project, http://sim.opensecondlife.org/
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 <organization> 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 <copyright holder> ``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 <copyright holder> 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 */
28
29using System;
30using System.Collections.Generic;
31using libsecondlife;
32using System.Collections;
33using libsecondlife.Packets;
34using libsecondlife.AssetSystem;
35using System.IO;
36
37namespace OpenSim
38{
39 /// <summary>
40 /// Asset and Image management
41 /// </summary>
42 public class AssetManagement
43 {
44 public Dictionary<libsecondlife.LLUUID,AssetInfo> Assets;
45 public Dictionary<libsecondlife.LLUUID,TextureImage> Textures;
46
47 public ArrayList AssetRequests=new ArrayList(); //should change to a generic
48 public ArrayList TextureRequests=new ArrayList();
49 // public ArrayList uploads=new ArrayList();
50 private Server server;
51 public InventoryManager InventoryManager;
52 private System.Text.Encoding enc = System.Text.Encoding.ASCII;
53
54 /// <summary>
55 ///
56 /// </summary>
57 /// <param name="server"></param>
58 public AssetManagement(Server server)
59 {
60 this.server=server;
61 Textures=new Dictionary<libsecondlife.LLUUID,TextureImage> ();
62 Assets=new Dictionary<libsecondlife.LLUUID,AssetInfo> ();
63 this.initialise();
64 }
65
66 /// <summary>
67 ///
68 /// </summary>
69 private void initialise()
70 {
71 //Shape and skin base assets
72 AssetInfo Asset=new AssetInfo();
73 Asset.filename="base_shape.dat";
74 Asset.Full_ID=new LLUUID("66c41e39-38f9-f75a-024e-585989bfab73");
75 this.LoadAsset(Asset);
76 this.Assets.Add(Asset.Full_ID,Asset);
77
78 Asset=new AssetInfo();
79 Asset.filename="base_skin.dat";
80 Asset.Full_ID=new LLUUID("e0ee49b5a4184df8d3c9a65361fe7f49");
81 this.LoadAsset(Asset);
82 this.Assets.Add(Asset.Full_ID,Asset);
83
84 //our test images
85 //Change these filenames to images you want to use.
86 TextureImage Image=new TextureImage();
87 Image.filename="testpic2.jp2";
88 Image.Full_ID=new LLUUID("00000000-0000-0000-5005-000000000005");
89 Image.Name="test Texture";
90 this.LoadImage(Image);
91 this.Textures.Add(Image.Full_ID,Image);
92
93 Image=new TextureImage();
94 Image.filename="map_base.jp2";
95 Image.Full_ID=new LLUUID("00000000-0000-0000-7007-000000000006");
96 this.LoadImage(Image);
97 this.Textures.Add(Image.Full_ID,Image);
98
99 Image=new TextureImage();
100 Image.filename="map1.jp2";
101 Image.Full_ID=new LLUUID("00000000-0000-0000-7009-000000000008");
102 this.LoadImage(Image);
103 this.Textures.Add(Image.Full_ID,Image);
104 }
105
106 /// <summary>
107 ///
108 /// </summary>
109 /// <param name="UserInfo"></param>
110 /// <param name="AssetID"></param>
111 /// <param name="TransferRequest"></param>
112 #region AssetRegion
113
114 public void AddAssetRequest(User_Agent_info UserInfo, LLUUID AssetID, TransferRequestPacket TransferRequest)
115 {
116
117 if(!this.Assets.ContainsKey(AssetID))
118 {
119 //not found asset
120 return;
121 }
122 AssetInfo info=this.Assets[AssetID];
123 //for now as it will be only skin or shape request just send back the asset
124 TransferInfoPacket Transfer=new TransferInfoPacket();
125 Transfer.TransferInfo.ChannelType=2;
126 Transfer.TransferInfo.Status=0;
127 Transfer.TransferInfo.TargetType=0;
128 Transfer.TransferInfo.Params=TransferRequest.TransferInfo.Params;
129 Transfer.TransferInfo.Size=info.data.Length;
130 Transfer.TransferInfo.TransferID=TransferRequest.TransferInfo.TransferID;
131
132 server.SendPacket(Transfer,true,UserInfo);
133
134 TransferPacketPacket TransferPacket=new TransferPacketPacket();
135 TransferPacket.TransferData.Packet=0;
136 TransferPacket.TransferData.ChannelType=2;
137 TransferPacket.TransferData.TransferID=TransferRequest.TransferInfo.TransferID;
138 if(info.data.Length>1000) //but needs to be less than 2000 at the moment
139 {
140 byte[] chunk=new byte[1000];
141 Array.Copy(info.data,chunk,1000);
142 TransferPacket.TransferData.Data=chunk;
143 TransferPacket.TransferData.Status=0;
144 server.SendPacket(TransferPacket,true,UserInfo);
145
146 TransferPacket=new TransferPacketPacket();
147 TransferPacket.TransferData.Packet=1;
148 TransferPacket.TransferData.ChannelType=2;
149 TransferPacket.TransferData.TransferID=TransferRequest.TransferInfo.TransferID;
150 byte[] chunk1=new byte[(info.data.Length-1000)];
151 Array.Copy(info.data,1000,chunk1,0,chunk1.Length);
152 TransferPacket.TransferData.Data=chunk1;
153 TransferPacket.TransferData.Status=1;
154 server.SendPacket(TransferPacket,true,UserInfo);
155 }
156 else
157 {
158 TransferPacket.TransferData.Status=1; //last packet? so set to 1
159 TransferPacket.TransferData.Data=info.data;
160 server.SendPacket(TransferPacket,true,UserInfo);
161 }
162
163 }
164
165 public void CreateNewInventorySet(ref AvatarData Avata,User_Agent_info UserInfo)
166 {
167 //Create Folders
168 LLUUID BaseFolder=Avata.BaseFolder;
169 InventoryManager.CreateNewFolder(UserInfo,Avata.InventoryFolder);
170 InventoryManager.CreateNewFolder(UserInfo, BaseFolder);
171
172 //Give a copy of default shape
173 AssetInfo Base=this.Assets[new LLUUID("66c41e39-38f9-f75a-024e-585989bfab73")];
174 AssetInfo Shape=this.CloneAsset(UserInfo.AgentID,Base);
175
176 Shape.filename="";
177 Shape.Name="Default Shape";
178 Shape.Description="Default Shape";
179 Shape.InvType=18;
180 Shape.Type=libsecondlife.AssetSystem.Asset.ASSET_TYPE_WEARABLE_BODY;
181
182 byte[] Agentid=enc.GetBytes(UserInfo.AgentID.ToStringHyphenated());
183 Array.Copy(Agentid,0,Shape.data,294,Agentid.Length);
184 this.Assets.Add(Shape.Full_ID,Shape);
185
186 Avata.Wearables[0].ItemID=InventoryManager.AddToInventory(UserInfo,BaseFolder,Shape);
187 Avata.Wearables[0].AssetID=Shape.Full_ID;
188
189 //Give copy of default skin
190 Base=this.Assets[new LLUUID("e0ee49b5a4184df8d3c9a65361fe7f49")];
191 AssetInfo Skin=this.CloneAsset(UserInfo.AgentID,Base);
192
193 Skin.filename="";
194 Skin.Name="Default Skin";
195 Skin.Description="Default Skin";
196 Skin.InvType=18;
197 Skin.Type=libsecondlife.AssetSystem.Asset.ASSET_TYPE_WEARABLE_BODY;
198
199 Array.Copy(Agentid,0,Skin.data,238,Agentid.Length);
200 this.Assets.Add(Skin.Full_ID,Skin);
201
202 Avata.Wearables[1].ItemID=InventoryManager.AddToInventory(UserInfo,BaseFolder,Skin);
203 Avata.Wearables[1].AssetID=Skin.Full_ID;
204
205 //give a copy of test texture
206 TextureImage Texture=this.CloneImage(UserInfo.AgentID,Textures[new LLUUID("00000000-0000-0000-5005-000000000005")]);
207 this.Textures.Add(Texture.Full_ID,Texture);
208 InventoryManager.AddToInventory(UserInfo,BaseFolder,Texture);
209
210 }
211
212
213 private void LoadAsset(AssetInfo info)
214 {
215 //should request Asset from storage manager
216 //but for now read from file
217
218 string data_path = System.AppDomain.CurrentDomain.BaseDirectory + @"\assets\";
219 string filename=data_path+@info.filename;
220 FileInfo fInfo = new FileInfo(filename);
221
222 long numBytes = fInfo.Length;
223
224 FileStream fStream = new FileStream(filename, FileMode.Open, FileAccess.Read);
225 byte[] idata=new byte[numBytes];
226 BinaryReader br = new BinaryReader(fStream);
227 idata= br.ReadBytes((int)numBytes);
228 br.Close();
229 fStream.Close();
230 info.data=idata;
231 info.loaded=true;
232 }
233
234 public AssetInfo CloneAsset(LLUUID NewOwner, AssetInfo SourceAsset)
235 {
236 AssetInfo NewAsset=new AssetInfo();
237 NewAsset.data=new byte[SourceAsset.data.Length];
238 Array.Copy(SourceAsset.data,NewAsset.data,SourceAsset.data.Length);
239 NewAsset.Full_ID=LLUUID.Random();
240 NewAsset.Type=SourceAsset.Type;
241 NewAsset.InvType=SourceAsset.InvType;
242 return(NewAsset);
243 }
244 #endregion
245
246 #region TextureRegion
247 public void AddTextureRequest(User_Agent_info user, LLUUID image_id)
248 {
249
250 if(!this.Textures.ContainsKey(image_id))
251 {
252 //not found image so send back image not in data base message
253 ImageNotInDatabasePacket im_not=new ImageNotInDatabasePacket();
254 im_not.ImageID.ID=image_id;
255 server.SendPacket(im_not,true,user);
256 return;
257 }
258 TextureImage imag=this.Textures[image_id];
259 TextureRequest req=new TextureRequest();
260 req.RequestUser=user;
261 req.RequestImage=image_id;
262 req.image_info=imag;
263
264 if(imag.data.LongLength>1000) //should be bigger or smaller?
265 {
266 //over 1000 bytes so split up file
267 req.num_packets=(int)imag.data.LongLength/1000;
268 req.num_packets++;
269 }
270 else
271 {
272 req.num_packets=1;
273 }
274
275 this.TextureRequests.Add(req);
276
277 }
278
279 public void AddTexture(LLUUID image_id, string name, byte[] data)
280 {
281
282 }
283 public void DoWork(ulong time)
284 {
285 if(this.TextureRequests.Count==0)
286 {
287 //no requests waiting
288 return;
289 }
290 int num;
291 //should be running in its own thread but for now is called by timer
292 if(this.TextureRequests.Count<5)
293 {
294 //lower than 5 so do all of them
295 num=this.TextureRequests.Count;
296 }
297 else
298 {
299 num=5;
300 }
301 TextureRequest req;
302 for(int i=0; i<num; i++)
303 {
304 req=(TextureRequest)this.TextureRequests[i];
305
306 if(req.packet_counter==0)
307 {
308 //first time for this request so send imagedata packet
309 if(req.num_packets==1)
310 {
311 //only one packet so send whole file
312 ImageDataPacket im=new ImageDataPacket();
313 im.ImageID.Packets=1;
314 im.ImageID.ID=req.image_info.Full_ID;
315 im.ImageID.Size=(uint)req.image_info.data.Length;
316 im.ImageData.Data=req.image_info.data;
317 im.ImageID.Codec=2;
318 server.SendPacket(im,true,req.RequestUser);
319 req.packet_counter++;
320 req.image_info.last_used=time;
321 System.Console.WriteLine("sent texture: "+req.image_info.Full_ID);
322 }
323 else
324 {
325 //more than one packet so split file up
326 }
327 }
328 else
329 {
330 //send imagepacket
331
332 }
333 }
334
335 //remove requests that have been completed
336 for(int i=0; i<num; i++)
337 {
338 req=(TextureRequest)this.TextureRequests[i];
339 if(req.packet_counter==req.num_packets)
340 {
341 this.TextureRequests.Remove(req);
342 }
343 }
344 }
345
346 public void RecieveTexture(Packet pack)
347 {
348
349 }
350
351 private void LoadImage(TextureImage im)
352 {
353 //should request Image from StorageManager
354 //but for now read from file
355
356 string data_path=System.AppDomain.CurrentDomain.BaseDirectory + @"\textures\";
357 string filename=data_path+@im.filename;
358 FileInfo fInfo = new FileInfo(filename);
359
360 long numBytes = fInfo.Length;
361
362 FileStream fStream = new FileStream(filename, FileMode.Open, FileAccess.Read);
363 byte[] idata=new byte[numBytes];
364 BinaryReader br = new BinaryReader(fStream);
365 idata= br.ReadBytes((int)numBytes);
366 br.Close();
367 fStream.Close();
368 im.data=idata;
369 im.loaded=true;
370 }
371
372 public TextureImage CloneImage(LLUUID NewOwner,TextureImage Source)
373 {
374 TextureImage NewImage=new TextureImage();
375 NewImage.data=new byte[Source.data.Length];
376 Array.Copy(Source.data,NewImage.data,Source.data.Length);
377 NewImage.filename=Source.filename;
378 NewImage.Full_ID=LLUUID.Random();
379 NewImage.Name=Source.Name;
380 return(NewImage);
381 }
382
383 #endregion
384 }
385
386 public class AssetRequest
387 {
388 public User_Agent_info RequestUser;
389 public LLUUID RequestImage;
390 public AssetInfo asset_inf;
391 public long data_pointer=0;
392 public int num_packets=0;
393 public int packet_counter=0;
394
395 public AssetRequest()
396 {
397
398 }
399 }
400 public class AssetInfo:AssetBase
401 {
402 //public byte[] data;
403 //public LLUUID Full_ID;
404 public string filename;
405 public bool loaded;
406 public ulong last_used; //need to add a tick/time counter and keep record
407 // of how often images are requested to unload unused ones.
408
409 public AssetInfo()
410 {
411
412 }
413 }
414
415 public class AssetBase
416 {
417 public byte[] data;
418 public LLUUID Full_ID;
419 public sbyte Type;
420 public sbyte InvType;
421 public string Name;
422 public string Description;
423
424 public AssetBase()
425 {
426
427 }
428 }
429 public class TextureRequest
430 {
431 public User_Agent_info RequestUser;
432 public LLUUID RequestImage;
433 public TextureImage image_info;
434 public long data_pointer=0;
435 public int num_packets=0;
436 public int packet_counter=0;
437
438 public TextureRequest()
439 {
440
441 }
442 }
443 public class TextureImage: AssetBase
444 {
445 //public byte[] data;
446 //public LLUUID Full_ID;
447 //public string name;
448 public string filename;
449 public bool loaded;
450 public ulong last_used; //need to add a tick/time counter and keep record
451 // of how often images are requested to unload unused ones.
452
453 public TextureImage()
454 {
455
456 }
457 }
458
459
460}
generated by cgit v1.1 at 2024-12-21 09:10:36 +0000