opensim-development – Blame information for rev 1
?pathlinks?
Rev | Author | Line No. | Line |
---|---|---|---|
1 | eva | 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 OpenSimulator 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 | |||
28 | using System; |
||
29 | using System.Collections.Generic; |
||
30 | using System.Reflection; |
||
31 | using System.Net; |
||
32 | using System.IO; |
||
33 | using System.Timers; |
||
34 | using System.Drawing; |
||
35 | using System.Drawing.Imaging; |
||
36 | |||
37 | using log4net; |
||
38 | using Mono.Addins; |
||
39 | using Nini.Config; |
||
40 | using OpenSim.Framework; |
||
41 | using OpenSim.Region.Framework.Interfaces; |
||
42 | using OpenSim.Region.Framework.Scenes; |
||
43 | using OpenSim.Services.Interfaces; |
||
44 | using OpenSim.Server.Base; |
||
45 | using OpenMetaverse; |
||
46 | using OpenMetaverse.StructuredData; |
||
47 | |||
48 | namespace OpenSim.Region.CoreModules.ServiceConnectorsOut.MapImage |
||
49 | { |
||
50 | /// <summary> |
||
51 | /// </summary> |
||
52 | /// <remarks> |
||
53 | /// </remarks> |
||
54 | |||
55 | [Extension(Path = "/OpenSim/RegionModules", NodeName = "RegionModule", Id = "MapImageServiceModule")] |
||
56 | public class MapImageServiceModule : ISharedRegionModule |
||
57 | { |
||
58 | private static readonly ILog m_log = |
||
59 | LogManager.GetLogger(MethodBase.GetCurrentMethod().DeclaringType); |
||
60 | private static string LogHeader = "[MAP IMAGE SERVICE MODULE]"; |
||
61 | |||
62 | private bool m_enabled = false; |
||
63 | private IMapImageService m_MapService; |
||
64 | |||
65 | private Dictionary<UUID, Scene> m_scenes = new Dictionary<UUID, Scene>(); |
||
66 | |||
67 | private int m_refreshtime = 0; |
||
68 | private int m_lastrefresh = 0; |
||
69 | private System.Timers.Timer m_refreshTimer = new System.Timers.Timer(); |
||
70 | |||
71 | #region ISharedRegionModule |
||
72 | |||
73 | public Type ReplaceableInterface { get { return null; } } |
||
74 | public string Name { get { return "MapImageServiceModule"; } } |
||
75 | public void RegionLoaded(Scene scene) { } |
||
76 | public void Close() { } |
||
77 | public void PostInitialise() { } |
||
78 | |||
79 | ///<summary> |
||
80 | /// |
||
81 | ///</summary> |
||
82 | public void Initialise(IConfigSource source) |
||
83 | { |
||
84 | IConfig moduleConfig = source.Configs["Modules"]; |
||
85 | if (moduleConfig != null) |
||
86 | { |
||
87 | string name = moduleConfig.GetString("MapImageService", ""); |
||
88 | if (name != Name) |
||
89 | return; |
||
90 | } |
||
91 | |||
92 | IConfig config = source.Configs["MapImageService"]; |
||
93 | if (config == null) |
||
94 | return; |
||
95 | |||
96 | int refreshminutes = Convert.ToInt32(config.GetString("RefreshTime")); |
||
97 | if (refreshminutes <= 0) |
||
98 | { |
||
99 | m_log.WarnFormat("[MAP IMAGE SERVICE MODULE]: No refresh time given in config. Module disabled."); |
||
100 | return; |
||
101 | } |
||
102 | |||
103 | m_refreshtime = refreshminutes * 60 * 1000; // convert from minutes to ms |
||
104 | |||
105 | string service = config.GetString("LocalServiceModule", string.Empty); |
||
106 | if (service == string.Empty) |
||
107 | { |
||
108 | m_log.WarnFormat("[MAP IMAGE SERVICE MODULE]: No service dll given in config. Unable to proceed."); |
||
109 | return; |
||
110 | } |
||
111 | |||
112 | Object[] args = new Object[] { source }; |
||
113 | m_MapService = ServerUtils.LoadPlugin<IMapImageService>(service, args); |
||
114 | if (m_MapService == null) |
||
115 | { |
||
116 | m_log.WarnFormat("[MAP IMAGE SERVICE MODULE]: Unable to load LocalServiceModule from {0}. MapService module disabled. Please fix the configuration.", service); |
||
117 | return; |
||
118 | } |
||
119 | |||
120 | m_refreshTimer.Enabled = true; |
||
121 | m_refreshTimer.AutoReset = true; |
||
122 | m_refreshTimer.Interval = m_refreshtime; |
||
123 | m_refreshTimer.Elapsed += new ElapsedEventHandler(HandleMaptileRefresh); |
||
124 | |||
125 | m_log.InfoFormat("[MAP IMAGE SERVICE MODULE]: enabled with refresh time {0}min and service object {1}", |
||
126 | refreshminutes, service); |
||
127 | |||
128 | m_enabled = true; |
||
129 | } |
||
130 | |||
131 | ///<summary> |
||
132 | /// |
||
133 | ///</summary> |
||
134 | public void AddRegion(Scene scene) |
||
135 | { |
||
136 | if (!m_enabled) |
||
137 | return; |
||
138 | |||
139 | // Every shared region module has to maintain an indepedent list of |
||
140 | // currently running regions |
||
141 | lock (m_scenes) |
||
142 | m_scenes[scene.RegionInfo.RegionID] = scene; |
||
143 | |||
144 | scene.EventManager.OnRegionReadyStatusChange += s => { if (s.Ready) UploadMapTile(s); }; |
||
145 | } |
||
146 | |||
147 | ///<summary> |
||
148 | /// |
||
149 | ///</summary> |
||
150 | public void RemoveRegion(Scene scene) |
||
151 | { |
||
152 | if (! m_enabled) |
||
153 | return; |
||
154 | |||
155 | lock (m_scenes) |
||
156 | m_scenes.Remove(scene.RegionInfo.RegionID); |
||
157 | } |
||
158 | |||
159 | #endregion ISharedRegionModule |
||
160 | |||
161 | ///<summary> |
||
162 | /// |
||
163 | ///</summary> |
||
164 | private void HandleMaptileRefresh(object sender, EventArgs ea) |
||
165 | { |
||
166 | // this approach is a bit convoluted becase we want to wait for the |
||
167 | // first upload to happen on startup but after all the objects are |
||
168 | // loaded and initialized |
||
169 | if (m_lastrefresh > 0 && Util.EnvironmentTickCountSubtract(m_lastrefresh) < m_refreshtime) |
||
170 | return; |
||
171 | |||
172 | m_log.DebugFormat("[MAP IMAGE SERVICE MODULE]: map refresh!"); |
||
173 | lock (m_scenes) |
||
174 | { |
||
175 | foreach (IScene scene in m_scenes.Values) |
||
176 | { |
||
177 | try |
||
178 | { |
||
179 | UploadMapTile(scene); |
||
180 | } |
||
181 | catch (Exception ex) |
||
182 | { |
||
183 | m_log.WarnFormat("[MAP IMAGE SERVICE MODULE]: something bad happened {0}", ex.Message); |
||
184 | } |
||
185 | } |
||
186 | } |
||
187 | |||
188 | m_lastrefresh = Util.EnvironmentTickCount(); |
||
189 | } |
||
190 | |||
191 | ///<summary> |
||
192 | /// |
||
193 | ///</summary> |
||
194 | private void UploadMapTile(IScene scene) |
||
195 | { |
||
196 | m_log.DebugFormat("{0} Upload maptile for {1}", LogHeader, scene.RegionInfo.RegionName); |
||
197 | string regionName = scene.RegionInfo.RegionName; |
||
198 | |||
199 | // Create a JPG map tile and upload it to the AddMapTile API |
||
200 | IMapImageGenerator tileGenerator = scene.RequestModuleInterface<IMapImageGenerator>(); |
||
201 | if (tileGenerator == null) |
||
202 | { |
||
203 | m_log.WarnFormat("{0} Cannot upload map tile without an ImageGenerator", LogHeader); |
||
204 | return; |
||
205 | } |
||
206 | using (Bitmap mapTile = tileGenerator.CreateMapTile()) |
||
207 | { |
||
208 | if (mapTile != null) |
||
209 | { |
||
210 | // mapTile.Save( // DEBUG DEBUG |
||
211 | // String.Format("maptiles/raw-{0}-{1}-{2}.jpg", regionName, scene.RegionInfo.RegionLocX, scene.RegionInfo.RegionLocY), |
||
212 | // ImageFormat.Jpeg); |
||
213 | // If the region/maptile is legacy sized, just upload the one tile like it has always been done |
||
214 | if (mapTile.Width == Constants.RegionSize && mapTile.Height == Constants.RegionSize) |
||
215 | { |
||
216 | ConvertAndUploadMaptile(mapTile, |
||
217 | scene.RegionInfo.RegionLocX, scene.RegionInfo.RegionLocY, |
||
218 | scene.RegionInfo.RegionName); |
||
219 | } |
||
220 | else |
||
221 | { |
||
222 | // For larger regions (varregion) we must cut the region image into legacy sized |
||
223 | // pieces since that is how the maptile system works. |
||
224 | // Note the assumption that varregions are always a multiple of legacy size. |
||
225 | for (uint xx = 0; xx < mapTile.Width; xx += Constants.RegionSize) |
||
226 | { |
||
227 | for (uint yy = 0; yy < mapTile.Height; yy += Constants.RegionSize) |
||
228 | { |
||
229 | // Images are addressed from the upper left corner so have to do funny |
||
230 | // math to pick out the sub-tile since regions are numbered from |
||
231 | // the lower left. |
||
232 | Rectangle rect = new Rectangle( |
||
233 | (int)xx, |
||
234 | mapTile.Height - (int)yy - (int)Constants.RegionSize, |
||
235 | (int)Constants.RegionSize, (int)Constants.RegionSize); |
||
236 | using (Bitmap subMapTile = mapTile.Clone(rect, mapTile.PixelFormat)) |
||
237 | { |
||
238 | ConvertAndUploadMaptile(subMapTile, |
||
239 | scene.RegionInfo.RegionLocX + (xx / Constants.RegionSize), |
||
240 | scene.RegionInfo.RegionLocY + (yy / Constants.RegionSize), |
||
241 | regionName); |
||
242 | } |
||
243 | } |
||
244 | } |
||
245 | } |
||
246 | } |
||
247 | else |
||
248 | { |
||
249 | m_log.WarnFormat("{0} Tile image generation failed", LogHeader); |
||
250 | } |
||
251 | } |
||
252 | } |
||
253 | |||
254 | private void ConvertAndUploadMaptile(Image tileImage, uint locX, uint locY, string regionName) |
||
255 | { |
||
256 | byte[] jpgData = Utils.EmptyBytes; |
||
257 | |||
258 | using (MemoryStream stream = new MemoryStream()) |
||
259 | { |
||
260 | tileImage.Save(stream, ImageFormat.Jpeg); |
||
261 | jpgData = stream.ToArray(); |
||
262 | } |
||
263 | if (jpgData != Utils.EmptyBytes) |
||
264 | { |
||
265 | string reason = string.Empty; |
||
266 | if (!m_MapService.AddMapTile((int)locX, (int)locY, jpgData, out reason)) |
||
267 | { |
||
268 | m_log.DebugFormat("{0} Unable to upload tile image for {1} at {2}-{3}: {4}", LogHeader, |
||
269 | regionName, locX, locY, reason); |
||
270 | } |
||
271 | } |
||
272 | else |
||
273 | { |
||
274 | m_log.WarnFormat("{0} Tile image generation failed for region {1}", LogHeader, regionName); |
||
275 | } |
||
276 | } |
||
277 | } |
||
278 | } |