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.Text;
   7 using System.Text.RegularExpressions;
   8 using System.Threading;
   9
  10 using Hjg.Pngcs;
  11 using Hjg.Pngcs.Chunks;
  12
  13 using Newtonsoft.Json;
  14
  15 using Vintagestory.API.Client;
  16 using Vintagestory.API.Common;
  17 using Vintagestory.API.Config;
  18 using Vintagestory.API.Datastructures;
  19 using Vintagestory.API.MathTools;
  20 using Vintagestory.Common;
  21
  22 namespace Automap
  23 {
  24         public class AutomapSystem
  25         {
  26                 private Thread cartographer_thread;
  27                 private ICoreClientAPI ClientAPI { get; set; }
  28                 private ILogger Logger { get; set; }
  29                 private IChunkRenderer ChunkRenderer { get; set; }
  30
  31                 private const string _mapPath = @"Maps";
  32                 private const string _chunkPath = @"Chunks";
  33                 private const string _domain = @"automap";
  34                 private const string chunkFile_filter = @"*_*.png";
  35                 private static Regex chunkShardRegex = new Regex(@"(?<X>[\d]+)_(?<Z>[\d]+).png", RegexOptions.Singleline);
  36
  37                 private ConcurrentDictionary<Vec2i, uint> columnCounter = new ConcurrentDictionary<Vec2i, uint>(3, 150);
  38                 private ColumnsMetadata chunkTopMetadata;
  39                 private PointsOfInterest POIs = new PointsOfInterest();
  40                 private EntitiesOfInterest EOIs = new EntitiesOfInterest();
  41
  42                 internal Dictionary<int, BlockDesignator> BlockID_Designators { get; private set; }
  43                 internal Dictionary<AssetLocation, EntityDesignator> Entity_Designators { get; private set; }
  44                 internal Dictionary<int, string> RockIdCodes { get; private set; }
  45
  46                 internal CommandType CurrentState { get; set; }
  47                 //Run status, Chunks processed, stats, center of map....
  48                 private uint nullChunkCount, updatedChunksTotal;
  49                 private Vec2i startChunkColumn;
  50
  51                 private readonly int chunkSize;
  52                 private string path;
  53                 private IAsset staticMap;
  54                 private PersistedConfiguration configuration;
  55
  56
  57                 public static string AutomapStatusEventKey = @"AutomapStatus";
  58                 public static string AutomapCommandEventKey = @"AutomapCommand";
  59                 PersistedConfiguration cachedConfiguration;
  60
  61                 public AutomapSystem(ICoreClientAPI clientAPI, ILogger logger, PersistedConfiguration config)
  62                 {
  63                         this.ClientAPI = clientAPI;
  64                         this.Logger = logger;
  65                         chunkSize = ClientAPI.World.BlockAccessor.ChunkSize;
  66                         ClientAPI.Event.LevelFinalize += EngageAutomap;
  67                         configuration = config;
  68
  69
  70
  71                         //TODO:Choose which one from GUI
  72                         this.ChunkRenderer = new StandardRenderer(clientAPI, logger);
  73
  74                         //Listen on bus for commands
  75                         ClientAPI.Event.RegisterEventBusListener(CommandListener, 1.0, AutomapSystem.AutomapCommandEventKey);
  76
  77                         if (configuration.Autostart)
  78                         {
  79                                 CurrentState = CommandType.Run;
  80                                 Logger.Debug("Autostart is Enabled.");
  81                         }
  82
  83                 }
  84
  85
  86                 #region Internals
  87                 private void EngageAutomap()
  88                 {
  89                         path = ClientAPI.GetOrCreateDataPath(_mapPath);
  90                         path = ClientAPI.GetOrCreateDataPath(Path.Combine(path, "World_" + ClientAPI.World.Seed));//Add name of World too...'ServerApi.WorldManager.CurrentWorldName'
  91
  92
  93                         string mapFilename = Path.Combine(path, "automap.html");
  94                         StreamWriter outputText = new StreamWriter(File.Open(mapFilename, FileMode.Create, FileAccess.Write, FileShare.ReadWrite));
  95
  96                         staticMap = ClientAPI.World.AssetManager.Get(new AssetLocation(_domain, "config/automap.html"));
  97                         outputText.Write(staticMap.ToText());
  98                         outputText.Flush();
  99
 100                         Prefill_POI_Designators();
 101                         startChunkColumn = new Vec2i((ClientAPI.World.Player.Entity.LocalPos.AsBlockPos.X / chunkSize), (ClientAPI.World.Player.Entity.LocalPos.AsBlockPos.Z / chunkSize));
 102                         chunkTopMetadata = new ColumnsMetadata(startChunkColumn);
 103
 104                         Logger.Notification("AUTOMAP Start {0}", startChunkColumn);
 105                         Reload_Metadata();
 106
 107                         ClientAPI.Event.ChunkDirty += ChunkAChanging;
 108
 109                         cartographer_thread = new Thread(Cartographer)
 110                         {
 111                                 Name = "Cartographer",
 112                                 Priority = ThreadPriority.Lowest,
 113                                 IsBackground = true
 114                         };
 115
 116                         ClientAPI.Event.RegisterGameTickListener(AwakenCartographer, 6000);
 117                 }
 118
 119                 private void ChunkAChanging(Vec3i chunkCoord, IWorldChunk chunk, EnumChunkDirtyReason reason)
 120                 {
 121                         Vec2i topPosition = new Vec2i(chunkCoord.X, chunkCoord.Z);
 122
 123                         columnCounter.AddOrUpdate(topPosition, 1, (key, colAct) => colAct + 1);
 124                 }
 125
 126                 private void AwakenCartographer(float delayed)
 127                 {
 128
 129                         if (CurrentState == CommandType.Run && (ClientAPI.IsGamePaused != false || ClientAPI.IsShuttingDown != true))
 130                         {
 131 #if DEBUG
 132                                 Logger.VerboseDebug("Cartographer re-trigger from [{0}]", cartographer_thread.ThreadState);
 133 #endif
 134
 135                                 if (cartographer_thread.ThreadState.HasFlag(ThreadState.Unstarted))
 136                                 {
 137                                         cartographer_thread.Start();
 138                                 }
 139                                 else if (cartographer_thread.ThreadState.HasFlag(ThreadState.WaitSleepJoin))
 140                                 {
 141                                         //Time to (re)write chunk shards
 142                                         cartographer_thread.Interrupt();
 143                                 }
 144                                 //#if DEBUG
 145                                 //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})");
 146                                 //#endif
 147                         }
 148                         else if (CurrentState == CommandType.Snapshot)
 149                         {
 150                                 //TODO: Snapshot generator second thread...
 151                         }
 152
 153                 }
 154
 155
 156                 private void Cartographer()
 157                 {
 158                         wake:
 159                         Logger.VerboseDebug("Cartographer thread awoken");
 160
 161                         try
 162                         {
 163                                 uint ejectedItem = 0;
 164                                 uint updatedChunks = 0;
 165                                 uint updatedPixels = 0;
 166
 167                                 //-- Should dodge enumerator changing underfoot....at a cost.
 168                                 if (!columnCounter.IsEmpty)
 169                                 {
 170                                         var tempSet = columnCounter.ToArray().OrderByDescending(kvp => kvp.Value);
 171                                         UpdateEntityMetadata( );
 172
 173                                         foreach (var mostActiveCol in tempSet)
 174                                         {
 175                                                 var mapChunk = ClientAPI.World.BlockAccessor.GetMapChunk(mostActiveCol.Key);
 176
 177                                                 if (mapChunk == null)
 178                                                 {
 179                                                         Logger.Warning("SKIP CHUNK: ({0}) - Map Chunk NULL!", mostActiveCol.Key);
 180                                                         nullChunkCount++;
 181                                                         columnCounter.TryRemove(mostActiveCol.Key, out ejectedItem);
 182                                                         continue;
 183                                                 }
 184
 185                                                 ColumnMeta chunkMeta;
 186                                                 if (chunkTopMetadata.Contains(mostActiveCol.Key))
 187                                                 {
 188                                                         chunkMeta = chunkTopMetadata[mostActiveCol.Key];
 189                                                 }
 190                                                 else
 191                                                 {
 192                                                         chunkMeta = CreateColumnMetadata(mostActiveCol, mapChunk);
 193                                                 }
 194
 195                                                 ProcessChunkBlocks(mostActiveCol.Key, mapChunk, ref chunkMeta);
 196
 197                                                 PngWriter pngWriter = SetupPngImage(mostActiveCol.Key, chunkMeta);
 198                                                 ChunkRenderer.GenerateChunkPngShard(mostActiveCol.Key, mapChunk, chunkMeta, pngWriter, out updatedPixels);
 199
 200                                                 if (updatedPixels > 0)
 201                                                 {
 202
 203                                                         #if DEBUG
 204                                                         Logger.VerboseDebug("Wrote chunk shard: ({0}) - Edits#:{1}, Pixels#:{2}", mostActiveCol.Key, mostActiveCol.Value, updatedPixels);
 205                                                         #endif
 206                                                         updatedChunks++;
 207                                                         chunkTopMetadata.Update(chunkMeta);
 208                                                         columnCounter.TryRemove(mostActiveCol.Key, out ejectedItem);
 209                                                 }
 210                                                 else
 211                                                 {
 212                                                         columnCounter.TryRemove(mostActiveCol.Key, out ejectedItem);
 213                                                         Logger.VerboseDebug("Un-painted chunk: ({0}) ", mostActiveCol.Key);
 214                                                 }
 215
 216                                         }
 217                                 }
 218
 219                                 UpdateStatus(this.updatedChunksTotal, this.nullChunkCount, updatedChunks);
 220
 221                                 if (updatedChunks > 0)
 222                                 {
 223                                         //What about chunk updates themselves; a update bitmap isn't kept...
 224                                         updatedChunksTotal += updatedChunks;
 225                                         GenerateJSONMetadata();
 226                                         updatedChunks = 0;
 227                                 }
 228
 229                                 //Then sleep until interupted again, and repeat
 230
 231                                 Logger.VerboseDebug("Thread '{0}' about to sleep indefinitely.", Thread.CurrentThread.Name);
 232
 233                                 Thread.Sleep(Timeout.Infinite);
 234
 235                         }
 236                         catch (ThreadInterruptedException)
 237                         {
 238
 239                                 Logger.VerboseDebug("Thread '{0}' interupted [awoken]", Thread.CurrentThread.Name);
 240                                 goto wake;
 241
 242                         }
 243                         catch (ThreadAbortException)
 244                         {
 245                                 Logger.VerboseDebug("Thread '{0}' aborted.", Thread.CurrentThread.Name);
 246
 247                         }
 248                         finally
 249                         {
 250                                 Logger.VerboseDebug("Thread '{0}' executing finally block.", Thread.CurrentThread.Name);
 251                         }
 252                 }
 253
 254                 private void UpdateStatus(uint totalUpdates, uint voidChunks, uint delta)
 255                 {
 256                         StatusData updateData = new StatusData(totalUpdates, voidChunks, delta, CommandType.Run);
 257
 258                         this.ClientAPI.Event.PushEvent(AutomapStatusEventKey, updateData);
 259                 }
 260
 261                 private void Prefill_POI_Designators()
 262                 {
 263
 264                         this.BlockID_Designators = new Dictionary<int, BlockDesignator>();
 265                         this.Entity_Designators = new Dictionary<AssetLocation, EntityDesignator>();
 266                         this.RockIdCodes = Helpers.ArbitrarytBlockIdHunter(ClientAPI, new AssetLocation(GlobalConstants.DefaultDomain, "rock-"), EnumBlockMaterial.Stone);
 267
 268                         //Add special marker types for BlockID's of "Interest", overwrite colour, and method
 269
 270                         Reload_POI_Designators();
 271                 }
 272
 273                 private void Reload_POI_Designators()
 274                 {
 275                         Logger.VerboseDebug("Connecting {0} Configured Block-Designators", configuration.BlockDesignators.Count);
 276                         foreach (var designator in configuration.BlockDesignators)
 277                         {
 278                                 var blockIDs = Helpers.ArbitrarytBlockIdHunter(ClientAPI, designator.Pattern, designator.Material);
 279                                 if (blockIDs.Count > 0) { Logger.VerboseDebug("Designator {0} has {1} associated blockIDs", designator.ToString(), blockIDs.Count); }
 280                                 foreach (var entry in blockIDs)
 281                                 {
 282                                         BlockID_Designators.Add(entry.Key, designator);
 283                                 }
 284                         }
 285                         this.ChunkRenderer.BlockID_Designators = BlockID_Designators;
 286
 287
 288                         Logger.VerboseDebug("Connecting {0} Configured Entity-Designators", configuration.EntityDesignators.Count);
 289                         foreach (var designator in configuration.EntityDesignators)
 290                         {
 291                                 //Get Variants first, from EntityTypes...better be populated!
 292                                 var matched = ClientAPI.World.EntityTypes.FindAll(entp => entp.Code.BeginsWith(designator.Pattern.Domain, designator.Pattern.Path));
 293
 294                                 foreach (var match in matched)
 295                                 {
 296                                         Logger.VerboseDebug("Linked Entity: {0} Designator: {1}", match.Code, designator);
 297                                         this.Entity_Designators.Add(match.Code, designator);
 298                                 }
 299
 300
 301
 302                                 //EntityProperties props = ClientAPI.World.GetEntityType(designator.Pattern);
 303                         }
 304
 305
 306                 }
 307
 308                 //TODO: Rewrite as Newtonsoft  JsonTextWriter !!!
 309                 /// <summary>
 310                 /// Generates the JSON Metadata. (in Map object format )
 311                 /// </summary>
 312                 private void GenerateJSONMetadata()
 313                 {
 314                         string jsonFilename = Path.Combine(path, "Metadata.js");
 315
 316                         StreamWriter stream = new StreamWriter(jsonFilename, false, Encoding.UTF8);
 317
 318                         using (stream) {
 319                         JsonTextWriter jsonWriter = new JsonTextWriter(stream);
 320
 321                         jsonWriter.Formatting = Formatting.None;
 322                         jsonWriter.StringEscapeHandling = StringEscapeHandling.EscapeHtml;
 323                         jsonWriter.Indentation = 0;
 324                         //jsonWriter.AutoCompleteOnClose = true;
 325                         jsonWriter.QuoteChar = '\'';
 326                         jsonWriter.DateFormatHandling = DateFormatHandling.IsoDateFormat;
 327                         jsonWriter.DateTimeZoneHandling = DateTimeZoneHandling.Utc;
 328
 329                         using (jsonWriter)
 330                         {
 331                                 jsonWriter.WriteRaw("ViewFrame.chunks={};\n");
 332                                 jsonWriter.WriteRaw("ViewFrame.chunks.worldSeedNum=" );
 333                                 jsonWriter.WriteValue(ClientAPI.World.Seed);
 334                                 jsonWriter.WriteRaw(";\n");
 335
 336                                 jsonWriter.WriteRaw("ViewFrame.chunks.genTime=");
 337                                 jsonWriter.WriteValue(DateTimeOffset.UtcNow);
 338                                 jsonWriter.WriteRaw(";\n");
 339
 340                                 jsonWriter.WriteRaw("ViewFrame.chunks.startCoords=");
 341                                 jsonWriter.WriteStartArray( );
 342                                 jsonWriter.WriteValue(startChunkColumn.X);
 343                                 jsonWriter.WriteValue(startChunkColumn.Y);
 344                                 jsonWriter.WriteEndArray( );
 345                                 jsonWriter.WriteRaw(";\n");
 346
 347                                 jsonWriter.WriteRaw("ViewFrame.chunks.chunkSize=");
 348                                 jsonWriter.WriteValue(chunkSize);
 349                                 jsonWriter.WriteRaw(";\n");
 350
 351                                 jsonWriter.WriteRaw("ViewFrame.chunks.northMostChunk=");
 352                                 jsonWriter.WriteValue(chunkTopMetadata.North_mostChunk);
 353                                 jsonWriter.WriteRaw(";\n");
 354
 355                                 jsonWriter.WriteRaw("ViewFrame.chunks.southMostChunk=");
 356                                 jsonWriter.WriteValue(chunkTopMetadata.South_mostChunk);
 357                                 jsonWriter.WriteRaw(";\n");
 358
 359                                 jsonWriter.WriteRaw("ViewFrame.chunks.westMostChunk=");
 360                                 jsonWriter.WriteValue(chunkTopMetadata.West_mostChunk);
 361                                 jsonWriter.WriteRaw(";\n");
 362
 363                                 jsonWriter.WriteRaw("ViewFrame.chunks.eastMostChunk=");
 364                                 jsonWriter.WriteValue(chunkTopMetadata.East_mostChunk);
 365                                 jsonWriter.WriteRaw(";\n");
 366
 367
 368                                 //MAP object format - [key, value]: key is "x_y"
 369                                 jsonWriter.WriteRaw("ViewFrame.chunks.chunkMetadata=");
 370                                 jsonWriter.WriteStartConstructor("Map");
 371                                 jsonWriter.WriteStartArray( );//An array of... 2-component arrays
 372
 373
 374                                 foreach (var shard in chunkTopMetadata)
 375                                 {
 376                                         jsonWriter.WriteStartArray( );//Start tuple
 377                                         jsonWriter.WriteValue($"{shard.Location.X}_{shard.Location.Y}");//Key of Tuple
 378
 379                                         jsonWriter.WriteStartObject( );
 380                                         jsonWriter.WritePropertyName("prettyCoord");
 381                                         jsonWriter.WriteValue( shard.Location.PrettyCoords(ClientAPI));
 382
 383                                         jsonWriter.WritePropertyName("chunkAge");
 384                                         jsonWriter.WriteValue(shard.ChunkAge);
 385
 386                                         jsonWriter.WritePropertyName("temp");
 387                                         jsonWriter.WriteValue(shard.Temperature);
 388
 389                                         jsonWriter.WritePropertyName("YMax");
 390                                         jsonWriter.WriteValue(shard.YMax);
 391
 392                                         jsonWriter.WritePropertyName("fert");
 393                                         jsonWriter.WriteValue(shard.Fertility);
 394
 395                                         jsonWriter.WritePropertyName("forestDens");
 396                         jsonWriter.WriteValue( shard.ForestDensity);
 397
 398                                         jsonWriter.WritePropertyName("rain");
 399                         jsonWriter.WriteValue( shard.Rainfall);
 400
 401                                         jsonWriter.WritePropertyName("shrubDens");
 402                         jsonWriter.WriteValue(  shard.ShrubDensity);
 403
 404                                         jsonWriter.WritePropertyName("airBlocks");
 405                         jsonWriter.WriteValue( shard.AirBlocks);
 406
 407                                         jsonWriter.WritePropertyName("nonAirBlocks");
 408                         jsonWriter.WriteValue(  shard.NonAirBlocks);
 409
 410                                         //TODO: Heightmap ?
 411                                         //Start rockMap ; FOR a Ratio....on tooltip GUI
 412                                         jsonWriter.WritePropertyName("rockRatio");
 413                                         jsonWriter.WriteStartConstructor("Map");
 414                                         jsonWriter.WriteStartArray( );
 415                                         foreach (var rockEntry in shard.RockRatio) {
 416                                                 var rockBlock = ClientAPI.World.GetBlock(rockEntry.Key);
 417                                                 jsonWriter.WriteStartArray( );
 418                                                 jsonWriter.WriteValue(rockBlock.Code.Path);
 419                                                 jsonWriter.WriteValue(rockEntry.Value);//Total per chunk-column
 420                                                 jsonWriter.WriteEndArray( );
 421                                         }
 422                                         jsonWriter.WriteEndArray( );
 423                                         jsonWriter.WriteEndConstructor( );//end rock-map
 424
 425                                         jsonWriter.WriteEndObject( );//end Map value: {Object}
 426                                         jsonWriter.WriteEndArray( );//end Tuple
 427                                 }
 428
 429                                 jsonWriter.WriteEndArray( );//Enclose tuples of chunkMetadata
 430                                 jsonWriter.WriteEndConstructor( );//Close constructor of Map (chunkMetadata)
 431                                 jsonWriter.WriteRaw(";\n");
 432
 433                                 jsonWriter.WriteRaw("ViewFrame.chunks.pointsOfInterest=");
 434                                 jsonWriter.WriteStartConstructor("Map");
 435                                 jsonWriter.WriteStartArray( );//An array of... 2-component arrays
 436
 437                                 foreach (var poi in POIs)
 438                                 {
 439                                         jsonWriter.WriteStartArray( );
 440                                         jsonWriter.WriteValue($"{poi.Location.X}_{poi.Location.Z}");
 441
 442                                         jsonWriter.WriteStartObject();
 443                                         jsonWriter.WritePropertyName("prettyCoord");
 444                                         jsonWriter.WriteValue(poi.Location.PrettyCoords(ClientAPI) );
 445
 446                                         jsonWriter.WritePropertyName("notes");
 447                                         jsonWriter.WriteValue(poi.Notes);//Encoded to HTML Entities
 448
 449                                         jsonWriter.WritePropertyName("time");
 450                                         jsonWriter.WriteValue(poi.Timestamp);
 451
 452                                         jsonWriter.WritePropertyName("chunkPos");
 453                                         jsonWriter.WriteValue($"{(poi.Location.X / chunkSize)}_{(poi.Location.Z / chunkSize)}");
 454
 455                                         jsonWriter.WriteEndObject( );
 456                                         jsonWriter.WriteEndArray( );
 457                                 }
 458                                 jsonWriter.Write("]);");
 459
 460                                 jsonWriter.Write("ViewFrame.chunks.entitiesOfInterest=new Map([");
 461                                 foreach (var eoi in EOIs)
 462                                 {
 463                                         jsonWriter.WriteStartArray( );
 464                                         jsonWriter.WriteValue($"{poi.Location.X}_{poi.Location.Z}");
 465
 466                                         jsonWriter.WriteStartObject( );
 467                                         jsonWriter.WritePropertyName("prettyCoord");
 468                                         jsonWriter.WriteValue(poi.Location.PrettyCoords(ClientAPI));
 469
 470                                         jsonWriter.WritePropertyName("notes");
 471                                         jsonWriter.WriteValue(poi.Notes);//Encoded to HTML Entities
 472
 473                                         jsonWriter.WritePropertyName("time");
 474                                         jsonWriter.WriteValue(poi.Timestamp);
 475
 476                                         jsonWriter.WritePropertyName("chunkPos");
 477                                         jsonWriter.WriteValue($"{(poi.Location.X / chunkSize)}_{(poi.Location.Z / chunkSize)}");
 478
 479                                         jsonWriter.WriteEndObject( );
 480                                         jsonWriter.WriteEndArray( );
 481                                 }
 482
 483                                 jsonWriter.WriteEndArray( );
 484                                 jsonWriter.WriteEndConstructor( );
 485                                 jsonWriter.WriteRaw(";\n");
 486
 487                                 jsonWriter.WriteWhitespace("\n");
 488                                 jsonWriter.WriteComment("============= BlockID's for Rockmap / Rock-ratios ===============");
 489                                 jsonWriter.WriteWhitespace("\n");
 490
 491                                 jsonWriter.WriteRaw("ViewFrame.chunks.rock_Lookup =");
 492                                 jsonWriter.WriteStartConstructor("Map");
 493                                 jsonWriter.WriteStartArray( );//An array of... 2-component arrays
 494
 495                                 foreach (var entry in RockIdCodes) {
 496                                 var block = ClientAPI.World.GetBlock(entry.Key);
 497
 498                                 jsonWriter.WriteStartArray( );
 499                                 jsonWriter.WriteValue(block.Code.Path);
 500
 501                                 jsonWriter.WriteStartObject( );
 502                                 jsonWriter.WritePropertyName("assetCode");
 503                                 jsonWriter.WriteValue(entry.Value);
 504
 505                                 jsonWriter.WritePropertyName("name");
 506                                 jsonWriter.WriteValue(Lang.GetUnformatted(block.Code.Path));
 507                                 //Color?
 508
 509                                 jsonWriter.WriteEndObject( );
 510                                 jsonWriter.WriteEndArray( );
 511                                 }
 512                                 jsonWriter.WriteEndArray( );
 513                                 jsonWriter.WriteEndConstructor();
 514
 515                                 jsonWriter.WriteRaw(";\n");
 516
 517                                 jsonWriter.Flush();
 518                         }
 519                         }
 520
 521                 }
 522
 523
 524                 private ColumnMeta CreateColumnMetadata(KeyValuePair<Vec2i, uint> mostActiveCol, IMapChunk mapChunk)
 525                 {
 526                         ColumnMeta data = new ColumnMeta(mostActiveCol.Key.Copy(), (byte) chunkSize);
 527                         BlockPos equivBP = new BlockPos(mostActiveCol.Key.X * chunkSize,
 528                                                                                         mapChunk.YMax,
 529                                                                                         mostActiveCol.Key.Y * chunkSize);
 530
 531                         var climate = ClientAPI.World.BlockAccessor.GetClimateAt(equivBP);
 532                         data.UpdateFieldsFrom(climate, mapChunk, TimeSpan.FromHours(ClientAPI.World.Calendar.TotalHours));
 533
 534                         return data;
 535                 }
 536
 537                 /// <summary>
 538                 /// Reload chunk bounds from chunk shards
 539                 /// </summary>
 540                 /// <returns>The metadata.</returns>
 541                 private void Reload_Metadata()
 542                 {
 543                         var worldmapDir = new DirectoryInfo(path);
 544
 545                         if (worldmapDir.Exists)
 546                         {
 547
 548                                 var files = worldmapDir.GetFiles(chunkFile_filter);
 549
 550                                 if (files.Length > 0)
 551                                 {
 552 #if DEBUG
 553                                         Logger.VerboseDebug("{0} Existing world chunk shards", files.Length);
 554 #endif
 555
 556                                         foreach (var shardFile in files)
 557                                         {
 558
 559                                                 if (shardFile.Length < 1024) continue;
 560                                                 var result = chunkShardRegex.Match(shardFile.Name);
 561                                                 if (result.Success)
 562                                                 {
 563                                                         int X_chunk_pos = int.Parse(result.Groups["X"].Value);
 564                                                         int Z_chunk_pos = int.Parse(result.Groups["Z"].Value);
 565
 566                                                         try
 567                                                         {
 568                                                                 using (var fileStream = shardFile.OpenRead())
 569                                                                 {
 570
 571                                                                         PngReader pngRead = new PngReader(fileStream);
 572                                                                         pngRead.ReadSkippingAllRows();
 573                                                                         pngRead.End();
 574                                                                         //Parse PNG chunks for METADATA in shard
 575                                                                         PngMetadataChunk metadataFromPng = pngRead.GetChunksList().GetById1(PngMetadataChunk.ID) as PngMetadataChunk;
 576
 577                                                                         chunkTopMetadata.Add(metadataFromPng.ChunkMetadata);
 578                                                                 }
 579
 580                                                         }
 581                                                         catch (PngjException someEx)
 582                                                         {
 583                                                                 Logger.Error("PNG Corruption file '{0}' - Reason: {1}", shardFile.Name, someEx);
 584                                                                 continue;
 585                                                         }
 586                                                 }
 587
 588                                         }
 589                                 }
 590
 591
 592                         }
 593                         else
 594                         {
 595 #if DEBUG
 596                                 Logger.VerboseDebug("Could not open world map directory");
 597 #endif
 598                         }
 599
 600
 601
 602                 }
 603
 604                 private PngWriter SetupPngImage(Vec2i coord, ColumnMeta metadata)
 605                 {
 606                         ImageInfo imageInf = new ImageInfo(chunkSize, chunkSize, 8, false);
 607
 608                         string filename = $"{coord.X}_{coord.Y}.png";
 609                         filename = Path.Combine(path, filename);
 610
 611                         PngWriter pngWriter = FileHelper.CreatePngWriter(filename, imageInf, true);
 612                         PngMetadata meta = pngWriter.GetMetadata();
 613                         meta.SetTimeNow();
 614                         meta.SetText("Chunk_X", coord.X.ToString("D"));
 615                         meta.SetText("Chunk_Y", coord.Y.ToString("D"));
 616                         //Setup specialized meta-data PNG chunks here...
 617                         PngMetadataChunk pngChunkMeta = new PngMetadataChunk(pngWriter.ImgInfo)
 618                         {
 619                                 ChunkMetadata = metadata
 620                         };
 621                         pngWriter.GetChunksList().Queue(pngChunkMeta);
 622                         pngWriter.CompLevel = 9;// 9 is the maximum compression
 623                         pngWriter.CompressionStrategy = Hjg.Pngcs.Zlib.EDeflateCompressStrategy.Huffman;
 624
 625                         return pngWriter;
 626                 }
 627
 628                 /// <summary>
 629                 /// Does the heavy lifting of Scanning columns of chunks - scans for BlockEntity, creates Heightmap and stats...
 630                 /// </summary>
 631                 /// <param name="key">Chunk Coordinate</param>
 632                 /// <param name="mapChunk">Map chunk.</param>
 633                 /// <param name="chunkMeta">Chunk metadata</param>
 634                 private void ProcessChunkBlocks(Vec2i key, IMapChunk mapChunk, ref ColumnMeta chunkMeta)
 635                 {
 636
 637                         int targetChunkY = mapChunk.YMax / chunkSize;//Surface ...
 638                         for (; targetChunkY > 0; targetChunkY--)
 639                         {
 640                                 WorldChunk chunkData = ClientAPI.World.BlockAccessor.GetChunk(key.X, targetChunkY, key.Y) as WorldChunk;
 641                                 if (chunkData == null || chunkData.BlockEntities == null)
 642                                 {
 643 #if DEBUG
 644                                         Logger.VerboseDebug("Chunk null or empty X{0} Y{1} Z{2}", key.X, targetChunkY, key.Y);
 645 #endif
 646                                         continue;
 647                                 }
 648
 649                                 /*************** Chunk Entities Scanning *********************/
 650                                 if (chunkData.BlockEntities != null && chunkData.BlockEntities.Length > 0)
 651                                 {
 652 #if DEBUG
 653                                         Logger.VerboseDebug("Surface@ {0} = BlockEntities: {1}", key, chunkData.BlockEntities.Length);
 654 #endif
 655
 656                                         foreach (var blockEnt in chunkData.BlockEntities)
 657                                         {
 658
 659                                                 if (blockEnt != null && blockEnt.Block != null && BlockID_Designators.ContainsKey(blockEnt.Block.BlockId))
 660                                                 {
 661                                                         var designator = BlockID_Designators[blockEnt.Block.BlockId];
 662                                                         designator.SpecialAction(ClientAPI, POIs, blockEnt.Pos.Copy(), blockEnt.Block);
 663                                                 }
 664                                         }
 665
 666                                 }
 667                                 /********************* Chunk/Column BLOCKs scanning ****************/
 668                                 //Heightmap, Stats, block tally
 669                                 chunkData.Unpack();
 670
 671                                 int X_index, Y_index, Z_index;
 672                                 X_index = Y_index = Z_index = 0;
 673
 674                                 do
 675                                 {
 676                                         do
 677                                         {
 678                                                 do
 679                                                 {
 680                                                         /* Encode packed indicie
 681                                                         (y * chunksize + z) * chunksize + x
 682                                                         */
 683                                                         var indicie = Helpers.ChunkBlockIndicie16(X_index, Y_index, Z_index);
 684                                                         int aBlockId = chunkData.Blocks[indicie];
 685
 686                                                         if (aBlockId == 0)
 687                                                         {//Air
 688                                                                 chunkMeta.AirBlocks++;
 689                                                                 continue;
 690                                                         }
 691
 692                                                         if (RockIdCodes.ContainsKey(aBlockId))
 693                                                         {
 694                                                                 if (chunkMeta.RockRatio.ContainsKey(aBlockId)) { chunkMeta.RockRatio[aBlockId]++; } else { chunkMeta.RockRatio.Add(aBlockId, 1); }
 695                                                         }
 696
 697                                                         chunkMeta.NonAirBlocks++;
 698
 699                                                         ////Heightmap
 700                                                         //if (chunkMeta.HeightMap[X_index, Z_index] == 0)
 701                                                         //{
 702                                                         //      chunkMeta.HeightMap[X_index, Z_index]
 703                                                         //              = (ushort) (Y_index + (targetChunkY * chunkSize));
 704                                                         //}
 705                                                 }
 706                                                 while (X_index++ < (chunkSize - 1));
 707                                                 X_index = 0;
 708                                         }
 709                                         while (Z_index++ < (chunkSize - 1));
 710                                         Z_index = 0;
 711                                 }
 712                                 while (Y_index++ < (chunkSize - 1));
 713
 714                         }
 715                 }
 716
 717                 private void UpdateEntityMetadata()
 718                 {
 719                         Logger.Debug("Presently {0} Entities", ClientAPI.World.LoadedEntities.Count);
 720                         //Mabey scan only for 'new' entities by tracking ID in set?
 721                         foreach (var loadedEntity in ClientAPI.World.LoadedEntities.ToArray())
 722                         {
 723
 724                                 #if DEBUG
 725                                 //Logger.VerboseDebug($"ENTITY: ({loadedEntity.Value.Code}) = #{loadedEntity.Value.EntityId} {loadedEntity.Value.State} {loadedEntity.Value.LocalPos}    <<<<<<<<<<<<");
 726                                 #endif
 727
 728                                 var dMatch = Entity_Designators.SingleOrDefault(se => se.Key.Equals(loadedEntity.Value.Code));
 729                                 if (dMatch.Value != null)
 730                                 {
 731                                         Logger.Chat("Entity designator hit!");
 732                                         dMatch.Value.SpecialAction(ClientAPI, this.EOIs, loadedEntity.Value.LocalPos.AsBlockPos.Copy(), loadedEntity.Value);
 733                                 }
 734
 735                         }
 736
 737
 738                 }
 739
 740                 private void AddNote(string notation)
 741                 {
 742                         var playerNodePoi = new PointOfInterest()
 743                         {
 744                                 Location = ClientAPI.World.Player.Entity.LocalPos.AsBlockPos.Copy(),
 745                                 Notes = notation,
 746                                 Timestamp = DateTimeOffset.UtcNow,
 747                         };
 748
 749                         this.POIs.AddReplace(playerNodePoi);
 750                 }
 751
 752
 753
 754                 private void CommandListener(string eventName, ref EnumHandling handling, IAttribute data)
 755                 {
 756                         Logger.VerboseDebug("MsgBus RX: AutomapCommandMsg: {0}", data.ToJsonToken());
 757
 758                         CommandData cmdData = data as CommandData;
 759
 760
 761                         if (CurrentState != CommandType.Snapshot)
 762                         {
 763                                 switch (cmdData.State)
 764                                 {
 765                                         case CommandType.Run:
 766                                                 CurrentState = cmdData.State;
 767                                                 AwakenCartographer(0.0f);
 768                                                 break;
 769
 770                                         case CommandType.Stop:
 771                                                 CurrentState = cmdData.State;
 772                                                 break;
 773
 774                                         case CommandType.Snapshot:
 775                                                 CurrentState = CommandType.Stop;
 776                                                 //Snapshot starts a second thread/process...
 777
 778                                                 break;
 779
 780                                         case CommandType.Notation:
 781                                                 //Add to POI list where player location
 782                                                 AddNote(cmdData.Notation);
 783                                                 break;
 784                                 }
 785
 786                         }
 787
 788                         if (CurrentState != cmdData.State)
 789                         {
 790                                 CurrentState = cmdData.State;
 791                                 AwakenCartographer(0.0f);
 792                         }
 793
 794 #if DEBUG
 795                         Logger.VerboseDebug($"Automap commanded to: {cmdData.State} ");
 796 #endif
 797
 798                 }
 799
 800
 801                 #endregion
 802
 803         }
 804
 805 }