Automap/Subsystems/AutomapSystem.cs

   1 using System;
   2 using System.Collections.Concurrent;
   3 using System.Collections.Generic;
   4 using System.IO;
   5 using System.Linq;
   6 using System.Reflection;
   7 using System.Text;
   8 using System.Text.RegularExpressions;
   9 using System.Threading;
  10
  11 using Hjg.Pngcs;
  12 using Hjg.Pngcs.Chunks;
  13
  14 using Newtonsoft.Json;
  15
  16 using ProtoBuf;
  17
  18 using Vintagestory.API.Client;
  19 using Vintagestory.API.Common;
  20 using Vintagestory.API.Config;
  21 using Vintagestory.API.Datastructures;
  22 using Vintagestory.API.MathTools;
  23 using Vintagestory.Common;
  24
  25 namespace Automap
  26 {
  27         public class AutomapSystem
  28         {
  29                 private Thread cartographer_thread;
  30                 private ICoreClientAPI ClientAPI { get; set; }
  31                 private ILogger Logger { get; set; }
  32                 private IChunkRenderer ChunkRenderer { get; set; }
  33                 private JsonGenerator JsonGenerator { get; set; }
  34
  35                 private const string _mapPath = @"Maps";
  36                 private const string _chunkPath = @"Chunks";
  37                 private const string _domain = @"automap";
  38                 private const string chunkFile_filter = @"*_*.png";
  39                 private const string poiFileName = @"poi_binary";
  40                 private const string eoiFileName = @"eoi_binary";
  41                 private const string pointsTsvFileName = @"points_of_interest.tsv";
  42                 private static Regex chunkShardRegex = new Regex(@"(?<X>[\d]+)_(?<Z>[\d]+).png", RegexOptions.Singleline);
  43
  44                 private ConcurrentDictionary<Vec2i, uint> columnCounter = new ConcurrentDictionary<Vec2i, uint>(3, 150);
  45                 private ColumnsMetadata chunkTopMetadata;
  46                 private PointsOfInterest POIs = new PointsOfInterest();
  47                 private EntitiesOfInterest EOIs = new EntitiesOfInterest();
  48
  49                 internal Dictionary<int, BlockDesignator> BlockID_Designators { get; private set; }
  50                 internal Dictionary<AssetLocation, EntityDesignator> Entity_Designators { get; private set; }
  51                 internal Dictionary<int, string> RockIdCodes { get; private set; }
  52
  53                 internal CommandType CurrentState { get; set; }
  54                 //Run status, Chunks processed, stats, center of map....
  55                 private uint nullChunkCount, nullMapCount, updatedChunksTotal;
  56                 private Vec2i startChunkColumn;
  57
  58                 private readonly int chunkSize;
  59                 private string path;
  60                 private IAsset staticMap;
  61                 private PersistedConfiguration configuration;
  62
  63
  64                 public static string AutomapStatusEventKey = @"AutomapStatus";
  65                 public static string AutomapCommandEventKey = @"AutomapCommand";
  66
  67                 public AutomapSystem(ICoreClientAPI clientAPI, ILogger logger, PersistedConfiguration config)
  68                 {
  69                         this.ClientAPI = clientAPI;
  70                         this.Logger = logger;
  71                         chunkSize = ClientAPI.World.BlockAccessor.ChunkSize;
  72                         ClientAPI.Event.LevelFinalize += EngageAutomap;
  73                         configuration = config;
  74
  75
  76                         //TODO:Choose which one from GUI
  77                         this.ChunkRenderer = new StandardRenderer(clientAPI, logger);
  78
  79                         //Listen on bus for commands
  80                         ClientAPI.Event.RegisterEventBusListener(CommandListener, 1.0, AutomapSystem.AutomapCommandEventKey);
  81
  82                         if (configuration.Autostart)
  83                         {
  84                                 CurrentState = CommandType.Run;
  85                                 Logger.Debug("Autostart is Enabled.");
  86                         }
  87
  88                 }
  89
  90
  91                 #region Internals
  92                 private void EngageAutomap()
  93                 {
  94                         path = ClientAPI.GetOrCreateDataPath(_mapPath);
  95                         path = ClientAPI.GetOrCreateDataPath(Path.Combine(path, "World_" + ClientAPI.World.Seed));//Add name of World too...'ServerApi.WorldManager.CurrentWorldName'
  96                         JsonGenerator = new JsonGenerator(ClientAPI, Logger, path);
  97
  98                         string mapFilename = Path.Combine(path, "automap.html");
  99                         StreamWriter outputText = new StreamWriter(File.Open(mapFilename, FileMode.Create, FileAccess.Write, FileShare.ReadWrite));
 100
 101                         staticMap = ClientAPI.World.AssetManager.Get(new AssetLocation(_domain, "config/automap.html"));
 102                         outputText.Write(staticMap.ToText());
 103                         outputText.Flush();
 104
 105                         Prefill_POI_Designators();
 106                         startChunkColumn = new Vec2i((ClientAPI.World.Player.Entity.LocalPos.AsBlockPos.X / chunkSize), (ClientAPI.World.Player.Entity.LocalPos.AsBlockPos.Z / chunkSize));
 107                         chunkTopMetadata = new ColumnsMetadata(startChunkColumn);
 108
 109                         Logger.Notification("AUTOMAP Start {0}", startChunkColumn);
 110                         Reload_Metadata();
 111
 112                         ClientAPI.Event.ChunkDirty += ChunkAChanging;
 113
 114                         cartographer_thread = new Thread(Cartographer)
 115                         {
 116                                 Name = "Cartographer",
 117                                 Priority = ThreadPriority.Lowest,
 118                                 IsBackground = true
 119                         };
 120
 121                         ClientAPI.Event.RegisterGameTickListener(AwakenCartographer, 6000);
 122                 }
 123
 124                 private void ChunkAChanging(Vec3i chunkCoord, IWorldChunk chunk, EnumChunkDirtyReason reason)
 125                 {
 126                         Vec2i topPosition = new Vec2i(chunkCoord.X, chunkCoord.Z);
 127
 128                         columnCounter.AddOrUpdate(topPosition, 1, (key, colAct) => colAct + 1);
 129                 }
 130
 131                 private void AwakenCartographer(float delayed)
 132                 {
 133
 134                         if (CurrentState == CommandType.Run && (ClientAPI.IsGamePaused != false || ClientAPI.IsShuttingDown != true))
 135                         {
 136                                 #if DEBUG
 137                                 Logger.VerboseDebug("Cartographer re-trigger from [{0}]", cartographer_thread.ThreadState);
 138                                 #endif
 139
 140                                 if (cartographer_thread.ThreadState.HasFlag(ThreadState.Unstarted))
 141                                 {
 142                                         cartographer_thread.Start();
 143                                 }
 144                                 else if (cartographer_thread.ThreadState.HasFlag(ThreadState.WaitSleepJoin))
 145                                 {
 146                                         //Time to (re)write chunk shards
 147                                         cartographer_thread.Interrupt();
 148                                 }
 149                                 //#if DEBUG
 150                                 //ClientAPI.TriggerChatMessage($"Automap {updatedChunksTotal} Updates - MAX (N:{chunkTopMetadata.North_mostChunk},S:{chunkTopMetadata.South_mostChunk},E:{chunkTopMetadata.East_mostChunk}, W:{chunkTopMetadata.West_mostChunk} - TOTAL: {chunkTopMetadata.Count})");
 151                                 //#endif
 152                         }
 153                         else if (CurrentState == CommandType.Snapshot)
 154                         {
 155                                 //TODO: Snapshot generator second thread...
 156                         }
 157
 158                 }
 159
 160
 161                 private void Cartographer()
 162                 {
 163                         wake:
 164                         Logger.VerboseDebug("Cartographer thread awoken");
 165
 166                         try
 167                         {
 168                                 uint ejectedItem = 0;
 169                                 uint updatedChunks = 0;
 170                                 uint updatedPixels = 0;
 171
 172                                 //-- Should dodge enumerator changing underfoot....at a cost.
 173                                 if (!columnCounter.IsEmpty)
 174                                 {
 175                                         var tempSet = columnCounter.ToArray().OrderByDescending(kvp => kvp.Value);
 176                                         UpdateEntityMetadata();
 177
 178                                         foreach (var mostActiveCol in tempSet)
 179                                         {
 180                                                 var mapChunk = ClientAPI.World.BlockAccessor.GetMapChunk(mostActiveCol.Key);
 181
 182                                                 if (mapChunk == null)
 183                                                 {
 184                                                         Logger.Warning("SKIP CHUNK: ({0}) - Map Chunk NULL!", mostActiveCol.Key);
 185                                                         nullMapCount++;
 186                                                         columnCounter.TryRemove(mostActiveCol.Key, out ejectedItem);
 187                                                         continue;
 188                                                 }
 189
 190                                                 ColumnMeta chunkMeta;
 191                                                 if (chunkTopMetadata.Contains(mostActiveCol.Key))
 192                                                 {
 193                                                         chunkMeta = chunkTopMetadata[mostActiveCol.Key];
 194 #if DEBUG
 195                                                         Logger.VerboseDebug("Loaded chunk {0}", mostActiveCol.Key);
 196                                                         //Console.WriteLine($"Load {mostActiveCol.Key}");
 197 #endif
 198                                                 }
 199                                                 else
 200                                                 {
 201                                                         chunkMeta = CreateColumnMetadata(mostActiveCol, mapChunk);
 202 #if DEBUG
 203                                                         Logger.VerboseDebug("Created chunk {0}", mostActiveCol.Key);
 204                                                         //Console.WriteLine($"Created chunk {mostActiveCol.Key}");
 205 #endif
 206                                                 }
 207
 208                                                 ProcessChunkBlocks(mostActiveCol.Key, mapChunk, ref chunkMeta);
 209
 210                                                 PngWriter pngWriter = SetupPngImage(mostActiveCol.Key, ref chunkMeta);
 211                                                 ChunkRenderer.GenerateChunkPngShard(mostActiveCol.Key, mapChunk, chunkMeta, pngWriter, out updatedPixels);
 212
 213                                                 if (updatedPixels > 0)
 214                                                 {
 215 #if DEBUG
 216                                                         Logger.VerboseDebug("Wrote chunk shard: ({0}) - Edits#:{1}, Pixels#:{2}", mostActiveCol.Key, mostActiveCol.Value, updatedPixels);
 217 #endif
 218                                                         updatedChunks++;
 219                                                         chunkTopMetadata.Update(chunkMeta);
 220                                                         columnCounter.TryRemove(mostActiveCol.Key, out ejectedItem);
 221                                                 }
 222                                                 else
 223                                                 {
 224                                                         columnCounter.TryRemove(mostActiveCol.Key, out ejectedItem);
 225                                                         Logger.VerboseDebug("Un-painted chunk: ({0}) ", mostActiveCol.Key);
 226                                                 }
 227                                         }
 228                                 //Cleanup persisted Metadata...
 229                                 chunkTopMetadata.ClearMetadata( );
 230                                 }
 231
 232                                 UpdateStatus(this.updatedChunksTotal, this.nullChunkCount, updatedChunks);
 233
 234                                 if (updatedChunks > 0)
 235                                 {
 236                                         //What about chunk updates themselves; a update bitmap isn't kept...
 237                                         updatedChunksTotal += updatedChunks;
 238                                         JsonGenerator.GenerateJSONMetadata(chunkTopMetadata, startChunkColumn, POIs, EOIs, RockIdCodes);
 239                                         updatedChunks = 0;
 240                                 }
 241
 242                                 //Then sleep until interupted again, and repeat
 243
 244                                 Logger.VerboseDebug("Thread '{0}' about to sleep indefinitely.", Thread.CurrentThread.Name);
 245
 246                                 Thread.Sleep(Timeout.Infinite);
 247
 248                         }
 249                         catch (ThreadInterruptedException)
 250                         {
 251
 252                                 Logger.VerboseDebug("Thread '{0}' interupted [awoken]", Thread.CurrentThread.Name);
 253                                 goto wake;
 254
 255                         }
 256                         catch (ThreadAbortException)
 257                         {
 258                                 Logger.VerboseDebug("Thread '{0}' aborted.", Thread.CurrentThread.Name);
 259
 260                         }
 261                         finally
 262                         {
 263                                 Logger.VerboseDebug("Thread '{0}' executing finally block.", Thread.CurrentThread.Name);
 264                                 PersistPointsData();
 265                         }
 266                 }
 267
 268                 private void UpdateStatus(uint totalUpdates, uint voidChunks, uint delta)
 269                 {
 270                         StatusData updateData = new StatusData(totalUpdates, voidChunks, delta, CommandType.Run);
 271
 272                         this.ClientAPI.Event.PushEvent(AutomapStatusEventKey, updateData);
 273                 }
 274
 275                 private void Prefill_POI_Designators()
 276                 {
 277
 278                         this.BlockID_Designators = new Dictionary<int, BlockDesignator>();
 279                         this.Entity_Designators = new Dictionary<AssetLocation, EntityDesignator>();
 280                         this.RockIdCodes = Helpers.ArbitrarytBlockIdHunter(ClientAPI, new AssetLocation(GlobalConstants.DefaultDomain, "rock-"), EnumBlockMaterial.Stone);
 281
 282                         //Add special marker types for BlockID's of "Interest", overwrite colour, and method
 283
 284                         Reload_POI_Designators();
 285                 }
 286
 287                 private void Reload_POI_Designators()
 288                 {
 289                         Logger.VerboseDebug("Connecting {0} Configured Block-Designators", configuration.BlockDesignators.Count);
 290                         foreach (var designator in configuration.BlockDesignators)
 291                         {
 292                                 var blockIDs = Helpers.ArbitrarytBlockIdHunter(ClientAPI, designator.Pattern, designator.Material);
 293                                 if (blockIDs.Count > 0) { Logger.VerboseDebug("Designator {0} has {1} associated blockIDs", designator.ToString(), blockIDs.Count); }
 294                                 foreach (var entry in blockIDs)
 295                                 {
 296                                         BlockID_Designators.Add(entry.Key, designator);
 297                                 }
 298                         }
 299                         this.ChunkRenderer.BlockID_Designators = BlockID_Designators;
 300
 301
 302                         Logger.VerboseDebug("Connecting {0} Configured Entity-Designators", configuration.EntityDesignators.Count);
 303                         foreach (var designator in configuration.EntityDesignators)
 304                         {
 305                                 //Get Variants first, from EntityTypes...better be populated!
 306                                 var matched = ClientAPI.World.EntityTypes.FindAll(entp => entp.Code.BeginsWith(designator.Pattern.Domain, designator.Pattern.Path));
 307
 308                                 foreach (var match in matched)
 309                                 {
 310                                         Logger.VerboseDebug("Linked Entity: {0} Designator: {1}", match.Code, designator);
 311                                         this.Entity_Designators.Add(match.Code, designator);
 312                                 }
 313
 314
 315
 316                                 //EntityProperties props = ClientAPI.World.GetEntityType(designator.Pattern);
 317                         }
 318
 319
 320                 }
 321
 322
 323
 324                 /// <summary>
 325                 /// Store Points/Entity of Interest
 326                 /// </summary>
 327                 private void PersistPointsData( )
 328                 {
 329                 //POI and EOI raw dump files ~ WRITE em!
 330                 //var poiRawFile = File.
 331                 string poiPath = Path.Combine(path, poiFileName);
 332                 string eoiPath = Path.Combine(path, eoiFileName);
 333
 334                 if (this.POIs.Count > 0) {
 335                 using (var poiFile = File.OpenWrite(poiPath)) {
 336                         Serializer.Serialize<PointsOfInterest>(poiFile, this.POIs);
 337                 }
 338                 }
 339
 340                 if (this.EOIs.Count > 0) {
 341                 using (var eoiFile = File.OpenWrite(eoiPath)) {
 342                         Serializer.Serialize<EntitiesOfInterest>(eoiFile, this.EOIs);
 343                 }
 344                 }
 345
 346                 //Create Easy to Parse TSV file for tool/human use....
 347                 string pointsTsvPath = Path.Combine(path, pointsTsvFileName);
 348
 349                 using (var tsvWriter = new StreamWriter(pointsTsvPath, false, Encoding.UTF8))
 350                 {
 351                 tsvWriter.WriteLine("Name\tDescription\tLocation\tTime\t");
 352                         foreach (var point in this.POIs) {
 353                                         tsvWriter.Write(point.Name + "\t");
 354                                         tsvWriter.Write(point.Notes + "\t");
 355                                         tsvWriter.Write(point.Location.PrettyCoords(ClientAPI) + "\t");
 356                                         tsvWriter.Write(point.Timestamp.ToString("u")+"\t");
 357                                         tsvWriter.WriteLine();
 358                         }
 359                         foreach (var entity in this.EOIs) {
 360                                         tsvWriter.Write(entity.Name + "\t");
 361                                         tsvWriter.Write(entity.Notes + "\t");
 362                                         tsvWriter.Write(entity.Location.PrettyCoords(ClientAPI) + "\t");
 363                                         tsvWriter.Write(entity.Timestamp.ToString("u") + "\t");
 364                                         tsvWriter.WriteLine( );
 365                         }
 366                 tsvWriter.WriteLine();
 367                 tsvWriter.Flush( );
 368                 }
 369
 370                 }
 371
 372                 private ColumnMeta CreateColumnMetadata(KeyValuePair<Vec2i, uint> mostActiveCol, IMapChunk mapChunk)
 373                 {
 374                         ColumnMeta data = new ColumnMeta(mostActiveCol.Key.Copy(), ClientAPI, (byte) chunkSize);
 375                         BlockPos equivBP = new BlockPos(mostActiveCol.Key.X * chunkSize,
 376                                                                                         mapChunk.YMax,
 377                                                                                         mostActiveCol.Key.Y * chunkSize);
 378
 379                         var climate = ClientAPI.World.BlockAccessor.GetClimateAt(equivBP);
 380                         data.UpdateFieldsFrom(climate, mapChunk, TimeSpan.FromHours(ClientAPI.World.Calendar.TotalHours));
 381
 382                         return data;
 383                 }
 384
 385                 /// <summary>
 386                 /// Reload chunk bounds from chunk shards
 387                 /// </summary>
 388                 /// <returns>The metadata.</returns>
 389                 private void Reload_Metadata()
 390                 {
 391                         var worldmapDir = new DirectoryInfo(path);
 392
 393                         if (!worldmapDir.Exists)
 394                         {
 395 #if DEBUG
 396                                 Logger.VerboseDebug("Could not open world map directory");
 397 #endif
 398                                 return;
 399                         }
 400                         var shardFiles = worldmapDir.GetFiles(chunkFile_filter);
 401
 402                         if (shardFiles.Length > 0)
 403                         {
 404 #if DEBUG
 405                                 Logger.VerboseDebug("Metadata reloading from {0} shards", shardFiles.Length);
 406 #endif
 407
 408                                 foreach (var shardFile in shardFiles)
 409                                 {
 410
 411                                         if (shardFile.Length < 1024) continue;
 412                                         var result = chunkShardRegex.Match(shardFile.Name);
 413                                         if (result.Success)
 414                                         {
 415                                                 int X_chunk_pos = int.Parse(result.Groups["X"].Value);
 416                                                 int Z_chunk_pos = int.Parse(result.Groups["Z"].Value);
 417
 418                                                 try
 419                                                 {
 420                                                         using (var fileStream = shardFile.OpenRead())
 421                                                         {
 422
 423                                                                 PngReader pngRead = new PngReader(fileStream);
 424                                                                 pngRead.ReadSkippingAllRows();
 425                                                                 pngRead.End();
 426                                                                 //Parse PNG chunks for METADATA in shard
 427                                                                 PngMetadataChunk metadataFromPng = pngRead.GetChunksList().GetById1(PngMetadataChunk.ID) as PngMetadataChunk;
 428                                                                 var column = metadataFromPng.ChunkMetadata;
 429                                                                 if (column.PrettyLocation == null)
 430                                                                         column = column.Reload(ClientAPI);
 431                                                                 chunkTopMetadata.Add(column);
 432                                                         }
 433
 434                                                 }
 435                                                 catch (PngjException someEx)
 436                                                 {
 437                                                         Logger.Error("PNG Corruption file '{0}' - Reason: {1}", shardFile.Name, someEx);
 438                                                         continue;
 439                                                 }
 440                                         }
 441
 442                                 }
 443                         }
 444
 445                         //POI and EOI raw dump files ~ reload em!
 446                         //var poiRawFile = File.
 447                         string poiPath = Path.Combine(path, poiFileName);
 448                         string eoiPath = Path.Combine(path, eoiFileName);
 449
 450                         if (File.Exists(poiPath))
 451                         {
 452                                 using (var poiFile = File.OpenRead(poiPath))
 453                                 {
 454                                         this.POIs = Serializer.Deserialize<PointsOfInterest>(poiFile);
 455                                         Logger.VerboseDebug("Reloaded {0} POIs from file.", this.POIs.Count);
 456                                 }
 457                         }
 458
 459                         if (File.Exists(eoiPath))
 460                         {
 461                                 using (var eoiFile = File.OpenRead(eoiPath))
 462                                 {
 463                                         this.EOIs = Serializer.Deserialize<EntitiesOfInterest>(eoiFile);
 464                                         Logger.VerboseDebug("Reloaded {0} EOIs from file.", this.EOIs.Count);
 465                                 }
 466                         }
 467
 468                 }
 469
 470                 private PngWriter SetupPngImage(Vec2i coord, ref ColumnMeta metadata)
 471                 {
 472                         ImageInfo imageInf = new ImageInfo(chunkSize, chunkSize, 8, false);
 473
 474                         string filename = $"{coord.X}_{coord.Y}.png";
 475                         filename = Path.Combine(path, filename);
 476
 477                         PngWriter pngWriter = FileHelper.CreatePngWriter(filename, imageInf, true);
 478                         PngMetadata meta = pngWriter.GetMetadata();
 479                         meta.SetTimeNow();
 480                         meta.SetText("Chunk_X", coord.X.ToString("D"));
 481                         meta.SetText("Chunk_Y", coord.Y.ToString("D"));
 482                         //Setup specialized meta-data PNG chunks here...
 483                         PngMetadataChunk pngChunkMeta = new PngMetadataChunk(pngWriter.ImgInfo)
 484                         {
 485                                 ChunkMetadata = metadata
 486                         };
 487                         pngWriter.GetChunksList().Queue(pngChunkMeta);
 488                         pngWriter.CompLevel = 5;// 9 is the maximum compression but thats too high for the small benefit it gives
 489                         pngWriter.CompressionStrategy = Hjg.Pngcs.Zlib.EDeflateCompressStrategy.Huffman;
 490
 491                         return pngWriter;
 492                 }
 493
 494                 /// <summary>
 495                 /// Does the heavy lifting of Scanning columns of chunks - scans for BlockEntity, creates Heightmap and stats...
 496                 /// </summary>
 497                 /// <param name="key">Chunk Coordinate</param>
 498                 /// <param name="mapChunk">Map chunk.</param>
 499                 /// <param name="chunkMeta">Chunk metadata</param>
 500                 private void ProcessChunkBlocks(Vec2i key, IMapChunk mapChunk, ref ColumnMeta chunkMeta)
 501                 {
 502
 503                         int targetChunkY = mapChunk.YMax / chunkSize;//Surface ...
 504                         for (; targetChunkY > 0; targetChunkY--)
 505                         {
 506                                 WorldChunk chunkData = ClientAPI.World.BlockAccessor.GetChunk(key.X, targetChunkY, key.Y) as WorldChunk;
 507
 508                         if (chunkData == null || chunkData.BlockEntities == null) {
 509                         #if DEBUG
 510                         Logger.VerboseDebug("Chunk null or empty X{0} Y{1} Z{2}", key.X, targetChunkY, key.Y);
 511                         #endif
 512                         nullChunkCount++;
 513                         continue;
 514                         }
 515
 516                                 /*************** Chunk Entities Scanning *********************/
 517                                 if (chunkData.BlockEntities != null && chunkData.BlockEntities.Length > 0)
 518                                 {
 519 #if DEBUG
 520                                         Logger.VerboseDebug("Surface@ {0} = BlockEntities: {1}", key, chunkData.BlockEntities.Length);
 521 #endif
 522
 523                                         foreach (var blockEnt in chunkData.BlockEntities)
 524                                         {
 525                                                 if (blockEnt != null && blockEnt.Block != null && BlockID_Designators.ContainsKey(blockEnt.Block.BlockId))
 526                                                 {
 527                                                         var designator = BlockID_Designators[blockEnt.Block.BlockId];
 528                                                         designator.SpecialAction(ClientAPI, POIs, blockEnt.Pos.Copy(), blockEnt.Block);
 529                                                 }
 530                                         }
 531                                 }
 532                                 /********************* Chunk/Column BLOCKs scanning ****************/
 533                                 //Heightmap, Stats, block tally
 534                                 chunkData.Unpack();
 535
 536                                 int X_index, Y_index, Z_index;
 537                                 X_index = Y_index = Z_index = 0;
 538
 539                                 //Ensure ChunkData Metadata fields arn't null...due to being tossed out
 540                                 if (chunkMeta.HeightMap == null) { chunkMeta.HeightMap = new ushort[chunkSize, chunkSize]; }
 541                                 if (chunkMeta.RockRatio == null) { chunkMeta.RockRatio = new Dictionary<int, uint>(10); }
 542
 543                                 do
 544                                 {
 545                                         do
 546                                         {
 547                                                 do
 548                                                 {
 549                                                         /* Encode packed indicie
 550                                                         (y * chunksize + z) * chunksize + x
 551                                                         */
 552                                                         var indicie = Helpers.ChunkBlockIndicie16(X_index, Y_index, Z_index);
 553                                                         int aBlockId = chunkData.Blocks[indicie];
 554
 555                                                         if (aBlockId == 0)
 556                                                         {//Air
 557                                                                 chunkMeta.AirBlocks++;
 558                                                                 continue;
 559                                                         }
 560
 561                                                         if (RockIdCodes.ContainsKey(aBlockId))
 562                                                         {
 563                                                                 if (chunkMeta.RockRatio.ContainsKey(aBlockId)) { chunkMeta.RockRatio[aBlockId]++; } else { chunkMeta.RockRatio.Add(aBlockId, 1); }
 564                                                         }
 565
 566                                                         chunkMeta.NonAirBlocks++;
 567
 568                                                         //Heightmap
 569                                                         if (chunkMeta.HeightMap[X_index, Z_index] == 0)
 570                                                         { chunkMeta.HeightMap[X_index, Z_index] = (ushort) (Y_index + (targetChunkY * chunkSize)); }
 571
 572                                                 }
 573                                                 while (X_index++ < (chunkSize - 1));
 574                                                 X_index = 0;
 575                                         }
 576                                         while (Z_index++ < (chunkSize - 1));
 577                                         Z_index = 0;
 578                                 }
 579                                 while (Y_index++ < (chunkSize - 1));
 580
 581                         }
 582                 }
 583
 584                 private void UpdateEntityMetadata()
 585                 {
 586                         Logger.Debug("Presently {0} Entities", ClientAPI.World.LoadedEntities.Count);
 587                         //Mabey scan only for 'new' entities by tracking ID in set?
 588                         foreach (var loadedEntity in ClientAPI.World.LoadedEntities.ToArray())
 589                         {
 590
 591 #if DEBUG
 592                                 //Logger.VerboseDebug($"ENTITY: ({loadedEntity.Value.Code}) = #{loadedEntity.Value.EntityId} {loadedEntity.Value.State} {loadedEntity.Value.LocalPos}    <<<<<<<<<<<<");
 593 #endif
 594
 595                                 var dMatch = Entity_Designators.SingleOrDefault(se => se.Key.Equals(loadedEntity.Value.Code));
 596                                 if (dMatch.Value != null)
 597                                 {
 598                                         dMatch.Value.SpecialAction(ClientAPI, this.EOIs, loadedEntity.Value.LocalPos.AsBlockPos.Copy(), loadedEntity.Value);
 599                                 }
 600
 601                         }
 602
 603
 604                 }
 605
 606                 private void AddNote(string notation)
 607                 {
 608                         var playerNodePoi = new PointOfInterest()
 609                         {
 610                                 Name = "Note",
 611                                 Location = ClientAPI.World.Player.Entity.LocalPos.AsBlockPos.Copy(),
 612                                 Notes = notation,
 613                                 Timestamp = DateTime.UtcNow,
 614                         };
 615
 616                         this.POIs.AddReplace(playerNodePoi);
 617                 }
 618
 619
 620
 621                 private void CommandListener(string eventName, ref EnumHandling handling, IAttribute data)
 622                 {
 623                         Logger.VerboseDebug("MsgBus RX: AutomapCommandMsg: {0}", data.ToJsonToken());
 624
 625                         CommandData cmdData = data as CommandData;
 626
 627
 628                         if (CurrentState != CommandType.Snapshot)
 629                         {
 630                                 switch (cmdData.State)
 631                                 {
 632                                         case CommandType.Run:
 633                                         case CommandType.Stop:
 634                                                 if (CurrentState != cmdData.State)
 635                                                 {
 636                                                         CurrentState = cmdData.State;
 637                                                         AwakenCartographer(0.0f);
 638                                                 }
 639                                                 break;
 640
 641                                         case CommandType.Snapshot:
 642                                                 CurrentState = CommandType.Stop;
 643                                                 //Snapshot starts a second thread/process...
 644
 645                                                 break;
 646
 647                                         case CommandType.Notation:
 648                                                 //Add to POI list where player location
 649                                                 AddNote(cmdData.Notation);
 650                                                 break;
 651                                 }
 652                         }
 653
 654
 655
 656 #if DEBUG
 657                         ClientAPI.TriggerChatMessage($"Automap commanded to: {cmdData.State} ");
 658 #endif
 659
 660                 }
 661
 662
 663
 664
 665                 #endregion
 666
 667         }
 668
 669 }