Automap/Subsystems/AutomapSystem.cs

   1 using System;
   2 using System.Collections.Concurrent;
   3 using System.Collections.Generic;
   4 using System.Collections.ObjectModel;
   5
   6 using System.IO;
   7 using System.Linq;
   8 using System.Text;
   9 using System.Text.RegularExpressions;
  10 using System.Threading;
  11 using System.Web.UI;
  12
  13 using Hjg.Pngcs;
  14 using Hjg.Pngcs.Chunks;
  15
  16 using Vintagestory.API.Client;
  17 using Vintagestory.API.Common;
  18 using Vintagestory.API.Common.Entities;
  19 using Vintagestory.API.Config;
  20 using Vintagestory.API.Datastructures;
  21 using Vintagestory.API.MathTools;
  22 using Vintagestory.Common;
  23
  24 namespace Automap
  25 {
  26         public class AutomapSystem
  27         {
  28                 private Thread cartographer_thread;
  29                 private ICoreClientAPI ClientAPI { get; set; }
  30                 private ILogger Logger { get; set; }
  31                 private IChunkRenderer ChunkRenderer { get; set; }
  32
  33                 private const string _mapPath = @"Maps";
  34                 private const string _chunkPath = @"Chunks";
  35                 private const string _domain = @"automap";
  36                 private const string chunkFile_filter = @"*_*.png";
  37                 private static Regex chunkShardRegex = new Regex(@"(?<X>[\d]+)_(?<Z>[\d]+).png", RegexOptions.Singleline);
  38
  39                 private ConcurrentDictionary<Vec2i, uint> columnCounter = new ConcurrentDictionary<Vec2i, uint>(3, 150 );
  40                 private ColumnsMetadata chunkTopMetadata;
  41                 private PointsOfInterest POIs;
  42                 private EntitiesOfInterest EOIs;
  43
  44                 internal Dictionary<int, BlockDesignator> BlockID_Designators { get; private set;}
  45                 internal Dictionary<AssetLocation, EntityDesignator> Entity_Designators { get; private set; }
  46                 internal Dictionary<int, string> RockIdCodes { get; private set; }
  47
  48                 internal RunState CurrentState { get; set; }
  49                 //Run status, Chunks processed, stats, center of map....
  50                 private uint nullChunkCount, updatedChunksTotal;
  51                 private Vec2i startChunkColumn;
  52
  53                 private readonly int chunkSize;
  54                 private string path;
  55                 private IAsset stylesFile;
  56
  57                 public static string AutomapStatusEventKey = @"AutomapStatus";
  58                 public static string AutomapCommandEventKey = @"AutomapCommand";
  59
  60
  61                 public AutomapSystem(ICoreClientAPI clientAPI, ILogger logger)
  62                 {
  63                 this.ClientAPI = clientAPI;
  64                 this.Logger = logger;
  65                 chunkSize = ClientAPI.World.BlockAccessor.ChunkSize;
  66                 ClientAPI.Event.LevelFinalize += EngageAutomap;
  67
  68                 //TODO:Choose which one from GUI
  69                 this.ChunkRenderer = new StandardRenderer(clientAPI, logger);
  70
  71                 //Listen on bus for commands
  72                 ClientAPI.Event.RegisterEventBusListener(CommandListener, 1.0, AutomapSystem.AutomapCommandEventKey);
  73
  74                 }
  75
  76
  77                 #region Internals
  78                 private void EngageAutomap( )
  79                 {
  80                 path = ClientAPI.GetOrCreateDataPath(_mapPath);
  81                 path = ClientAPI.GetOrCreateDataPath(Path.Combine(path, "World_" + ClientAPI.World.Seed));//Add name of World too...'ServerApi.WorldManager.CurrentWorldName'
  82
  83                 stylesFile = ClientAPI.World.AssetManager.Get(new AssetLocation(_domain, "config/automap_format.css"));
  84                 Logger.VerboseDebug("CSS loaded: {0} size: {1}",stylesFile.IsLoaded() ,stylesFile.ToText( ).Length);
  85
  86                 Prefill_POI_Designators( );
  87                 startChunkColumn = new Vec2i((ClientAPI.World.Player.Entity.LocalPos.AsBlockPos.X / chunkSize), (ClientAPI.World.Player.Entity.LocalPos.AsBlockPos.Z / chunkSize));
  88                 chunkTopMetadata = new ColumnsMetadata(startChunkColumn);
  89
  90                 Logger.Notification("AUTOMAP Start {0}", startChunkColumn);
  91                 Reload_Metadata( );
  92
  93                 ClientAPI.Event.ChunkDirty += ChunkAChanging;
  94
  95                 cartographer_thread = new Thread(Cartographer);
  96                 cartographer_thread.Name = "Cartographer";
  97                 cartographer_thread.Priority = ThreadPriority.Lowest;
  98                 cartographer_thread.IsBackground = true;
  99
 100                 ClientAPI.Event.RegisterGameTickListener(AwakenCartographer, 6000);
 101                 }
 102
 103                 private void ChunkAChanging(Vec3i chunkCoord, IWorldChunk chunk, EnumChunkDirtyReason reason)
 104                 {
 105                 Vec2i topPosition = new Vec2i(chunkCoord.X, chunkCoord.Z);
 106
 107                         columnCounter.AddOrUpdate(topPosition, 1, (key, colAct) => colAct + 1);
 108                 }
 109
 110                 private void AwakenCartographer(float delayed)
 111                 {
 112
 113                 if (CurrentState == RunState.Run && (ClientAPI.IsGamePaused != false || ClientAPI.IsShuttingDown != true)) {
 114                 #if DEBUG
 115                 Logger.VerboseDebug("Cartographer re-trigger from [{0}]", cartographer_thread.ThreadState);
 116                 #endif
 117
 118                 if (cartographer_thread.ThreadState.HasFlag(ThreadState.Unstarted)) {
 119                 cartographer_thread.Start( );
 120                 }
 121                 else if (cartographer_thread.ThreadState.HasFlag(ThreadState.WaitSleepJoin)) {
 122                 //Time to (re)write chunk shards
 123                 cartographer_thread.Interrupt( );
 124                 }
 125                 //#if DEBUG
 126                 //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})");
 127                 //#endif
 128                 }
 129
 130                 }
 131
 132
 133                 private void Cartographer( )
 134                 {
 135         wake:
 136                 Logger.VerboseDebug("Cartographer thread awoken");
 137
 138                 try {
 139                 uint ejectedItem = 0;
 140                 uint updatedChunks = 0;
 141
 142                 //-- Should dodge enumerator changing underfoot....at a cost.
 143                 if (!columnCounter.IsEmpty) {
 144                 var tempSet = columnCounter.ToArray( ).OrderByDescending(kvp => kvp.Value);
 145                 foreach (var mostActiveCol in tempSet) {
 146
 147                 var mapChunk = ClientAPI.World.BlockAccessor.GetMapChunk(mostActiveCol.Key);
 148
 149                 if (mapChunk == null) {
 150                 Logger.Warning("SKIP CHUNK: ({0}) - Map Chunk NULL!", mostActiveCol.Key);
 151                 nullChunkCount++;
 152                 columnCounter.TryRemove(mostActiveCol.Key, out ejectedItem );
 153                 continue;
 154                 }
 155
 156                 ColumnMeta chunkMeta = CreateColumnMetadata(mostActiveCol,mapChunk);
 157                 PngWriter pngWriter = SetupPngImage(mostActiveCol.Key, chunkMeta);
 158                 UpdateEntityMetadata( );
 159                 ProcessChunkBlocks(mostActiveCol.Key, mapChunk, chunkMeta);
 160
 161                 uint updatedPixels = 0;
 162
 163                 ChunkRenderer.GenerateChunkPngShard(mostActiveCol.Key, mapChunk, chunkMeta, pngWriter , out updatedPixels);
 164
 165                 if (updatedPixels > 0) {
 166
 167                 #if DEBUG
 168                 Logger.VerboseDebug("Wrote chunk shard: ({0}) - Edits#:{1}, Pixels#:{2}", mostActiveCol.Key, mostActiveCol.Value, updatedPixels);
 169                 #endif
 170                 updatedChunks++;
 171                 chunkTopMetadata.Update(chunkMeta);
 172                 columnCounter.TryRemove(mostActiveCol.Key, out ejectedItem);
 173                 }
 174                 else {
 175                 columnCounter.TryRemove(mostActiveCol.Key, out ejectedItem);
 176                 Logger.VerboseDebug("Un-painted chunk: ({0}) ", mostActiveCol.Key);
 177                 }
 178
 179                 }
 180                 }
 181
 182                 UpdateStatus(this.updatedChunksTotal, this.nullChunkCount, updatedChunks);
 183
 184                 if (updatedChunks > 0) {
 185                 //What about chunk updates themselves; a update bitmap isn't kept...
 186                 updatedChunksTotal += updatedChunks;
 187                 GenerateMapHTML( );
 188                 GenerateJSONMetadata( );
 189                 updatedChunks = 0;
 190                 }
 191
 192                 //Then sleep until interupted again, and repeat
 193
 194                 Logger.VerboseDebug("Thread '{0}' about to sleep indefinitely.", Thread.CurrentThread.Name);
 195
 196                 Thread.Sleep(Timeout.Infinite);
 197
 198                 } catch (ThreadInterruptedException) {
 199
 200                 Logger.VerboseDebug("Thread '{0}' interupted [awoken]", Thread.CurrentThread.Name);
 201                 goto wake;
 202
 203                 } catch (ThreadAbortException) {
 204                 Logger.VerboseDebug("Thread '{0}' aborted.", Thread.CurrentThread.Name);
 205
 206                 } finally {
 207                 Logger.VerboseDebug("Thread '{0}' executing finally block.", Thread.CurrentThread.Name);
 208                 }
 209                 }
 210
 211                 private void UpdateStatus( uint totalUpdates, uint voidChunks,  uint delta)
 212                 {
 213                 StatusData updateData = new StatusData(totalUpdates, voidChunks, delta, RunState.Run);
 214
 215                 this.ClientAPI.Event.PushEvent(AutomapStatusEventKey, updateData);
 216                 }
 217
 218                 private void Prefill_POI_Designators( )
 219                 {
 220                 this.POIs = new PointsOfInterest( );
 221                 this.EOIs = new EntitiesOfInterest( );
 222                 this.BlockID_Designators = new Dictionary<int, BlockDesignator>( );
 223                 this.Entity_Designators = new Dictionary<AssetLocation, EntityDesignator>( );
 224                 this.RockIdCodes = Helpers.ArbitrarytBlockIdHunter(ClientAPI, new AssetLocation(GlobalConstants.DefaultDomain, "rock"), EnumBlockMaterial.Stone);
 225
 226                 //Add special marker types for BlockID's of "Interest", overwrite colour, and method
 227
 228                 Install_POI_Designators(DefaultDesignators.DefaultBlockDesignators(), DefaultDesignators.DefaultEntityDesignators());
 229                 }
 230
 231                 private void Install_POI_Designators(ICollection<BlockDesignator> blockDesig, List<EntityDesignator> entDesig)
 232                 {
 233                 Logger.VerboseDebug("Connecting {0} standard Block-Designators", blockDesig.Count);
 234                 foreach (var designator in blockDesig) {
 235                         var blockIDs = Helpers.ArbitrarytBlockIdHunter(ClientAPI, designator.Pattern, designator.Material);
 236                                 if (blockIDs.Count > 0) { Logger.VerboseDebug("Designator {0} has {1} associated blockIDs", designator.ToString( ), blockIDs.Count); }
 237                         foreach (var entry in blockIDs) {
 238                         BlockID_Designators.Add(entry.Key, designator);
 239                         }
 240                 }
 241                 this.ChunkRenderer.BlockID_Designators = BlockID_Designators;
 242
 243
 244                 Logger.VerboseDebug("Connecting {0} standard Entity-Designators", entDesig.Count);
 245                 foreach (var designator in entDesig) {
 246                 //Get Variants first, from EntityTypes...better be populated!
 247                 var matched = ClientAPI.World.EntityTypes.FindAll(entp => entp.Code.BeginsWith(designator.Pattern.Domain, designator.Pattern.Path));
 248
 249                 foreach (var match in matched) {
 250                 Logger.VerboseDebug("Linked Entity: {0} Designator: {1}", match.Code, designator);
 251                 this.Entity_Designators.Add(match.Code, designator);
 252                 }
 253
 254
 255
 256                 //EntityProperties props = ClientAPI.World.GetEntityType(designator.Pattern);
 257                 }
 258
 259
 260                 }
 261
 262
 263                 private void GenerateMapHTML( )
 264                 {
 265                 string mapFilename = Path.Combine(path, "Automap.html");
 266
 267                 int TopNorth = chunkTopMetadata.North_mostChunk;
 268                 int TopSouth = chunkTopMetadata.South_mostChunk;
 269                 int TopEast = chunkTopMetadata.East_mostChunk;
 270                 int TopWest = chunkTopMetadata.West_mostChunk;
 271
 272                 using (StreamWriter outputText = new StreamWriter(File.Open(mapFilename, FileMode.Create, FileAccess.Write, FileShare.ReadWrite))) {
 273                 using (HtmlTextWriter tableWriter = new HtmlTextWriter(outputText)) {
 274                 tableWriter.BeginRender( );
 275                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Html);
 276
 277                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Head);
 278                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Title);
 279                 tableWriter.WriteEncodedText("Generated Automap");
 280                 tableWriter.RenderEndTag( );
 281                 //CSS  style  here
 282                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Style);
 283                 tableWriter.Write(stylesFile.ToText( ));
 284                 tableWriter.RenderEndTag( );//</style>
 285
 286                 //## JSON map-state data ######################
 287                 tableWriter.AddAttribute(HtmlTextWriterAttribute.Type, "text/javascript");
 288                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Script);
 289
 290                 tableWriter.Write("var available_images = [");
 291
 292                 foreach (var shard in this.chunkTopMetadata) {
 293                 tableWriter.Write("{{X:{0},Y:{1} }}, ", shard.Location.X, shard.Location.Y);
 294                 }
 295
 296                 tableWriter.Write(" ];\n");
 297
 298                 tableWriter.RenderEndTag( );
 299
 300                 tableWriter.RenderEndTag( );
 301
 302                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Body);
 303                 tableWriter.RenderBeginTag(HtmlTextWriterTag.P);
 304                 tableWriter.WriteEncodedText($"Created {DateTimeOffset.UtcNow.ToString("u")}");
 305                 tableWriter.RenderEndTag( );
 306                 tableWriter.RenderBeginTag(HtmlTextWriterTag.P);
 307                 tableWriter.WriteEncodedText($"W:{TopWest}, E: {TopEast}, N:{TopNorth}, S:{TopSouth} ");
 308                 tableWriter.RenderEndTag( );
 309                 tableWriter.WriteLine( );
 310                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Table);
 311                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Caption);
 312                 tableWriter.WriteEncodedText($"Start: {startChunkColumn}, Seed: {ClientAPI.World.Seed}\n");
 313                 tableWriter.RenderEndTag( );
 314
 315                 //################ X-Axis <thead> #######################
 316                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Thead);
 317                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Tr);
 318
 319                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Th);
 320                 tableWriter.Write("N, W");
 321                 tableWriter.RenderEndTag( );
 322
 323                 for (int xAxisT = TopWest; xAxisT <= TopEast; xAxisT++) {
 324                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Th);
 325                 tableWriter.Write(xAxisT);
 326                 tableWriter.RenderEndTag( );
 327                 }
 328
 329                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Th);
 330                 tableWriter.Write("N, E");
 331                 tableWriter.RenderEndTag( );
 332
 333                 tableWriter.RenderEndTag( );
 334                 tableWriter.RenderEndTag( );
 335                 //###### </thead> ################################
 336
 337                 //###### <tbody> - Chunk rows & Y-axis cols
 338                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Tbody);
 339
 340                 //######## <tr> for every vertical row
 341                 for (int yAxis = TopNorth; yAxis <= TopSouth; yAxis++) {
 342                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Tr);
 343                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Td);
 344                 tableWriter.Write(yAxis);//legend: Y-axis
 345                 tableWriter.RenderEndTag( );
 346
 347                 for (int xAxis = TopWest; xAxis <= TopEast; xAxis++) {
 348                 //###### <td>  #### for chunk shard
 349                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Td);
 350                 var colLoc = new Vec2i(xAxis, yAxis);
 351                 if (chunkTopMetadata.Contains( colLoc)){
 352                 ColumnMeta meta = chunkTopMetadata[colLoc];
 353                 //Tooltip first
 354                 tableWriter.AddAttribute(HtmlTextWriterAttribute.Class, "tooltip");
 355                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Div);
 356
 357                 tableWriter.AddAttribute(HtmlTextWriterAttribute.Src, $"{xAxis}_{yAxis}.png");
 358                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Img);
 359                 tableWriter.RenderEndTag( );
 360                 // <span class="tooltiptext">Tooltip text
 361                 tableWriter.AddAttribute(HtmlTextWriterAttribute.Class, "tooltiptext");
 362                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Span);
 363
 364                 StringBuilder tooltipText = new StringBuilder( );
 365                 tooltipText.Append($"{meta.Location.PrettyCoords(ClientAPI)} ");
 366                 tooltipText.Append($" Max-Height: {meta.YMax}, Temp: {meta.Temperature.ToString("F1")} " );
 367                 tooltipText.Append($" Rainfall: {meta.Rainfall.ToString("F1")}, ");
 368                 tooltipText.Append($" Shrubs: {meta.ShrubDensity.ToString("F1")}, ");
 369                 tooltipText.Append($" Forest: {meta.ForestDensity.ToString("F1")}, ");
 370                 tooltipText.Append($" Fertility: {meta.Fertility.ToString("F1")}, ");
 371
 372                 if (meta.RockRatio != null) {
 373                 foreach (KeyValuePair<int, uint> blockID in meta.RockRatio) {
 374                 var block = ClientAPI.World.GetBlock(blockID.Key);
 375                 tooltipText.AppendFormat(" {0} × {1},\t", block.Code.GetName( ), meta.RockRatio[blockID.Key]);
 376                 }
 377                 }
 378
 379                 tableWriter.WriteEncodedText(tooltipText.ToString() );
 380
 381                 tableWriter.RenderEndTag( );//</span>
 382
 383
 384                 tableWriter.RenderEndTag( );//</div> --tooltip enclosure
 385                 }
 386                 else {
 387                 tableWriter.Write("?");
 388                 }
 389
 390                 tableWriter.RenderEndTag( );
 391                 }//############ </td> ###########
 392
 393                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Td);
 394                 tableWriter.Write(yAxis);//legend: Y-axis
 395                 tableWriter.RenderEndTag( );
 396
 397                 tableWriter.RenderEndTag( );
 398
 399                 }
 400                 tableWriter.RenderEndTag( );
 401
 402                 //################ X-Axis <tfoot> #######################
 403                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Tfoot);
 404                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Tr);
 405
 406                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Td);
 407                 tableWriter.Write("S, W");
 408                 tableWriter.RenderEndTag( );
 409
 410                 for (int xAxisB = TopWest; xAxisB <= TopEast; xAxisB++) {
 411                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Td);
 412                 tableWriter.Write(xAxisB);
 413                 tableWriter.RenderEndTag( );
 414                 }
 415
 416                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Td);
 417                 tableWriter.Write("S, E");
 418                 tableWriter.RenderEndTag( );
 419
 420                 tableWriter.RenderEndTag( );
 421                 tableWriter.RenderEndTag( );
 422                 //###### </tfoot> ################################
 423
 424
 425                 tableWriter.RenderEndTag( );//</table>
 426
 427                 //############## POI list #####################
 428                 tableWriter.RenderBeginTag(HtmlTextWriterTag.P);
 429                 tableWriter.WriteLine("Points of Interest");
 430                 tableWriter.RenderEndTag( );
 431                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Ul);
 432                 foreach (var poi in this.POIs) {
 433                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Li);
 434                 tableWriter.WriteEncodedText(poi.Location.PrettyCoords(this.ClientAPI)+"\t");
 435                 tableWriter.WriteEncodedText(poi.Notes+ "\t");
 436                 tableWriter.WriteEncodedText(poi.Timestamp.ToString("u"));
 437                 tableWriter.RenderEndTag( );
 438                 }
 439
 440                 foreach (var eoi in this.EOIs.PointsList) {
 441                 tableWriter.RenderBeginTag(HtmlTextWriterTag.Li);
 442                 tableWriter.WriteEncodedText(eoi.Location.PrettyCoords(this.ClientAPI)+ "\t");
 443                 tableWriter.WriteEncodedText(eoi.Notes+ "\t");
 444                 tableWriter.WriteEncodedText(eoi.Timestamp.ToString("u") );
 445                 tableWriter.RenderEndTag( );
 446                 }
 447
 448                 tableWriter.RenderEndTag( );
 449
 450
 451
 452
 453                 tableWriter.RenderEndTag( );//### </BODY> ###
 454
 455                 tableWriter.EndRender( );
 456                 tableWriter.Flush( );
 457                 }
 458                 outputText.Flush( );
 459                 }
 460
 461                 Logger.VerboseDebug("Generated HTML map");
 462                 }
 463
 464                 /// <summary>
 465                 /// Generates the JSON Metadata. (in MAP object format )
 466                 /// </summary>
 467                 private void GenerateJSONMetadata( )
 468                 {
 469                 string jsonFilename = Path.Combine(path, "Metadata.js");
 470
 471                 StreamWriter jsonWriter = new StreamWriter(jsonFilename, false, Encoding.UTF8);
 472                 using (jsonWriter)
 473                         {
 474                         jsonWriter.WriteLine("var worldSeedNum = {0};", ClientAPI.World.Seed);
 475                         jsonWriter.WriteLine("var genTime = new Date('{0}');", DateTimeOffset.UtcNow.ToString("O"));
 476                         jsonWriter.WriteLine("var chunkSize = {0};", chunkSize);
 477                         jsonWriter.WriteLine("var northMostChunk ={0};", chunkTopMetadata.North_mostChunk);
 478                         jsonWriter.WriteLine("var southMostChunk ={0};", chunkTopMetadata.South_mostChunk);
 479                         jsonWriter.WriteLine("var eastMostChunk ={0};", chunkTopMetadata.East_mostChunk);
 480                         jsonWriter.WriteLine("var westMostChunk ={0};", chunkTopMetadata.West_mostChunk);
 481                         //MAP object format - [key, value]: key is "x_y"
 482                         jsonWriter.Write("let shardsMetadata = new Map([");
 483                         foreach (var shard in chunkTopMetadata)
 484                                 {
 485                                 jsonWriter.Write("['{0}_{1}',", shard.Location.X, shard.Location.Y);
 486                                 jsonWriter.Write("{");
 487                                 jsonWriter.Write("ChunkAge = '{0}',", shard.ChunkAge);//World age - relative? or last edit ??
 488                                 jsonWriter.Write("Temperature = {0},", shard.Temperature.ToString("F1"));
 489                                 jsonWriter.Write("YMax = {0},", shard.YMax);
 490                                 jsonWriter.Write("Fertility = {0},", shard.Fertility.ToString("F1"));
 491                                 jsonWriter.Write("ForestDensity = {0},", shard.ForestDensity.ToString("F1"));
 492                                 jsonWriter.Write("Rainfall = {0},", shard.Rainfall.ToString("F1"));
 493                                 jsonWriter.Write("ShrubDensity = {0},", shard.ShrubDensity.ToString("F1"));
 494                                 jsonWriter.Write("AirBlocks = {0},", shard.AirBlocks);
 495                                 jsonWriter.Write("NonAirBlocks = {0},", shard.NonAirBlocks);
 496                                 //TODO: Heightmap
 497                                 //TODO: Rock-ratio
 498                                 jsonWriter.Write("}],");
 499                                 //TODO: POIs
 500                                 }
 501                         jsonWriter.Write("]);\n\n");
 502                         jsonWriter.Flush( );
 503                 }
 504
 505                 }
 506
 507
 508                 private ColumnMeta CreateColumnMetadata(KeyValuePair<Vec2i, uint> mostActiveCol, IMapChunk mapChunk)
 509                 {
 510                 ColumnMeta data = new ColumnMeta(mostActiveCol.Key.Copy(), chunkSize);
 511                 BlockPos equivBP = new BlockPos(mostActiveCol.Key.X * chunkSize,
 512                                                                                 mapChunk.YMax,
 513                                                                                 mostActiveCol.Key.Y * chunkSize);
 514
 515                 var climate = ClientAPI.World.BlockAccessor.GetClimateAt(equivBP);
 516                 data.UpdateFieldsFrom(climate, mapChunk,TimeSpan.FromHours(ClientAPI.World.Calendar.TotalHours));
 517
 518                 return data;
 519                 }
 520
 521                 /// <summary>
 522                 /// Reload chunk bounds from chunk shards
 523                 /// </summary>
 524                 /// <returns>The metadata.</returns>
 525                 private void Reload_Metadata( )
 526                 {
 527                 var worldmapDir = new DirectoryInfo(path);
 528
 529                 if (worldmapDir.Exists) {
 530
 531                 var files = worldmapDir.GetFiles(chunkFile_filter);
 532
 533                 if (files.Length > 0) {
 534                 #if DEBUG
 535                 Logger.VerboseDebug("{0} Existing world chunk shards", files.Length);
 536                 #endif
 537
 538
 539
 540                 foreach (var shardFile in files) {
 541
 542                 if (shardFile.Length < 512) continue;
 543                 var result = chunkShardRegex.Match(shardFile.Name);
 544                 if (result.Success) {
 545                 int X_chunk_pos = int.Parse(result.Groups["X"].Value );
 546                 int Z_chunk_pos = int.Parse(result.Groups["Z"].Value );
 547
 548                 //Parse PNG chunks for METADATA in shard
 549                 using (var fileStream = shardFile.OpenRead( ))
 550                 {
 551                 //TODO: Add corrupted PNG Exception handing HERE !
 552                 PngReader pngRead = new PngReader(fileStream );
 553                 pngRead.ReadSkippingAllRows( );
 554                 pngRead.End( );
 555
 556                 PngMetadataChunk metadataFromPng = pngRead.GetChunksList( ).GetById1(PngMetadataChunk.ID) as PngMetadataChunk;
 557
 558                 chunkTopMetadata.Add(metadataFromPng.ChunkMetadata);
 559                 }
 560
 561                 }
 562                 }
 563
 564                 }
 565                 }
 566                 else {
 567                 #if DEBUG
 568                 Logger.VerboseDebug("Could not open world map directory");
 569                 #endif
 570                 }
 571
 572
 573
 574                 }
 575
 576                 private PngWriter SetupPngImage(Vec2i coord, ColumnMeta metadata)
 577                 {
 578                 ImageInfo imageInf = new ImageInfo(chunkSize, chunkSize, 8, false);
 579
 580                 string filename = $"{coord.X}_{coord.Y}.png";
 581                 filename = Path.Combine(path, filename);
 582
 583                 PngWriter pngWriter = FileHelper.CreatePngWriter(filename, imageInf, true);
 584                 PngMetadata meta = pngWriter.GetMetadata( );
 585                 meta.SetTimeNow( );
 586                 meta.SetText("Chunk_X", coord.X.ToString("D"));
 587                 meta.SetText("Chunk_Y", coord.Y.ToString("D"));
 588                 //Setup specialized meta-data PNG chunks here...
 589                 PngMetadataChunk pngChunkMeta = new PngMetadataChunk(pngWriter.ImgInfo);
 590                 pngChunkMeta.ChunkMetadata = metadata;
 591                 pngWriter.GetChunksList( ).Queue(pngChunkMeta);
 592
 593                 return pngWriter;
 594                 }
 595
 596                 /// <summary>
 597                 /// Does the heavy lifting of Scanning columns of chunks - creates Heightmap and Processes POIs, Entities, and stats...
 598                 /// </summary>
 599                 /// <param name="key">Chunk Coordinate</param>
 600                 /// <param name="mapChunk">Map chunk.</param>
 601                 /// <param name="chunkMeta">Chunk metadata</param>
 602                 private void ProcessChunkBlocks(Vec2i key, IMapChunk mapChunk, ColumnMeta chunkMeta)
 603                 {
 604
 605                 int targetChunkY = mapChunk.YMax / chunkSize;//Surface ...
 606                 for (; targetChunkY > 0; targetChunkY--) {
 607                 WorldChunk chunkData = ClientAPI.World.BlockAccessor.GetChunk(key.X, targetChunkY, key.Y) as WorldChunk;
 608
 609                 if (chunkData == null || chunkData.BlockEntities == null) {
 610                 #if DEBUG
 611                 Logger.VerboseDebug("Chunk null or empty X{0} Y{1} Z{2}", key.X,targetChunkY,key.Y);
 612                 #endif
 613                 continue;
 614                 }
 615
 616                 /*************** Chunk Entities Scanning *********************/
 617                 if (chunkData.BlockEntities != null && chunkData.BlockEntities.Length > 0) {
 618                 #if DEBUG
 619                 Logger.VerboseDebug("Surface@ {0} = BlockEntities: {1}", key, chunkData.BlockEntities.Length);
 620                 #endif
 621
 622                 foreach (var blockEnt in chunkData.BlockEntities) {
 623
 624                         if (blockEnt != null && blockEnt.Block != null && BlockID_Designators.ContainsKey(blockEnt.Block.BlockId))
 625                         {
 626                         var designator = BlockID_Designators[blockEnt.Block.BlockId];
 627                         designator.SpecialAction(ClientAPI, POIs, blockEnt.Pos.Copy( ), blockEnt.Block);
 628                         }
 629                 }
 630
 631                 }
 632                 /********************* Chunk/Column BLOCKs scanning ****************/
 633                 //Heightmap, Stats, block tally
 634                 chunkData.Unpack( );
 635
 636                 int X_index, Y_index, Z_index;
 637                 X_index = Y_index = Z_index = 0;
 638
 639                 do {
 640                 do {
 641                 do {
 642                 /* Encode packed indicie
 643                 (y * chunksize + z) * chunksize + x
 644                 */
 645                 var indicie = Helpers.ChunkBlockIndicie16(X_index, Y_index, Z_index);
 646                 int aBlockId = chunkData.Blocks[indicie];
 647
 648                 if (aBlockId == 0) {//Air
 649                 chunkMeta.AirBlocks++;
 650                 continue;
 651                 }
 652
 653                 if (RockIdCodes.ContainsKey(aBlockId)) {
 654                 if (chunkMeta.RockRatio.ContainsKey(aBlockId)) { chunkMeta.RockRatio[aBlockId]++; } else { chunkMeta.RockRatio.Add(aBlockId, 1); }
 655                 }
 656
 657                 chunkMeta.NonAirBlocks++;
 658
 659                 //Heightmap
 660                 if (chunkMeta.HeightMap[X_index, Z_index] == 0)
 661                 { chunkMeta.HeightMap[X_index, Z_index] = ( ushort )(Y_index + (targetChunkY * chunkSize)); }
 662
 663                 }
 664                 while (X_index++ < (chunkSize - 1));
 665                 X_index = 0;
 666                 }
 667                 while (Z_index++ < (chunkSize - 1));
 668                 Z_index = 0;
 669                 }
 670                 while (Y_index++ < (chunkSize - 1));
 671
 672                 }
 673                 }
 674
 675                 private void UpdateEntityMetadata( )
 676                 {
 677                 Logger.Debug("Presently {0} Entities", ClientAPI.World.LoadedEntities.Count);
 678                 //Mabey scan only for 'new' entities by tracking ID in set?
 679                 foreach (var loadedEntity in ClientAPI.World.LoadedEntities.ToList()) {
 680
 681                 #if DEBUG
 682                 //Logger.VerboseDebug($"ENTITY: ({loadedEntity.Value.Code}) = #{loadedEntity.Value.EntityId} {loadedEntity.Value.State} {loadedEntity.Value.LocalPos}    <<<<<<<<<<<<");
 683                 #endif
 684
 685                 var dMatch = Entity_Designators.SingleOrDefault(se => se.Key.Equals(loadedEntity.Value.Code));
 686                 if (dMatch.Value != null) {
 687                         dMatch.Value.SpecialAction(ClientAPI, this.EOIs, loadedEntity.Value.LocalPos.AsBlockPos.Copy( ), loadedEntity.Value);
 688                 }
 689
 690                 }
 691
 692
 693                 }
 694
 695
 696                 private void CommandListener(string eventName, ref EnumHandling handling, IAttribute data)
 697                 {
 698                 Logger.VerboseDebug("MsgBus RX: AutomapCommandMsg: {0}", data.ToJsonToken() );
 699
 700                 CommandData cmdData = data as CommandData;
 701
 702
 703                 if (CurrentState != RunState.Snapshot) {
 704                 switch (cmdData.State) {
 705                 case RunState.Run:
 706                         CurrentState = cmdData.State;
 707                         AwakenCartographer(0.0f);
 708                         break;
 709
 710                 case RunState.Stop:
 711                         CurrentState = cmdData.State;
 712                         break;
 713
 714                 case RunState.Snapshot:
 715                         CurrentState = RunState.Stop;
 716                         //Snapshot starts a second thread/process...
 717
 718                         break;
 719                 }
 720
 721                 }
 722
 723                 if (CurrentState != cmdData.State) {
 724                 CurrentState = cmdData.State;
 725                 AwakenCartographer(0.0f);
 726
 727                 #if DEBUG
 728                 ClientAPI.TriggerChatMessage($"Automap commanded to: {cmdData.State} ");
 729                 #endif
 730                 }
 731
 732                 }
 733
 734
 735                 #endregion
 736
 737
 738
 739         }
 740
 741 }