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2nd Entity processing fix attempt
[automap/automap.git] / Automap / Subsystems / AutomapSystem.cs
index 20af359..32cda38 100644 (file)
@@ -1,22 +1,20 @@
 using System;
+using System.Collections;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
-using System.Reflection;
 using System.Text;
 using System.Text.RegularExpressions;
 using System.Threading;
 
 using Hjg.Pngcs;
-using Hjg.Pngcs.Chunks;
-
-using Newtonsoft.Json;
-
+using Mono.Collections.Generic;
 using ProtoBuf;
 
 using Vintagestory.API.Client;
 using Vintagestory.API.Common;
+using Vintagestory.API.Common.Entities;
 using Vintagestory.API.Config;
 using Vintagestory.API.Datastructures;
 using Vintagestory.API.MathTools;
@@ -27,28 +25,33 @@ namespace Automap
        public class AutomapSystem
        {
                private Thread cartographer_thread;
+
+               private Snapshotter snapshot;
                private ICoreClientAPI ClientAPI { get; set; }
                private ILogger Logger { get; set; }
-               private IChunkRenderer ChunkRenderer { get; set; }
+               private AChunkRenderer ChunkRenderer { get; set; }
                private JsonGenerator JsonGenerator { get; set; }
 
-               private const string _mapPath = @"Maps";
-               private const string _chunkPath = @"Chunks";
+               internal const string _mapPath = @"Maps";
+               internal const string _chunkPath = @"Chunks";
+               internal const uint editThreshold = 9;
                private const string _domain = @"automap";
                private const string chunkFile_filter = @"*_*.png";
                private const string poiFileName = @"poi_binary";
                private const string eoiFileName = @"eoi_binary";
                private const string pointsTsvFileName = @"points_of_interest.tsv";
-               private static Regex chunkShardRegex = new Regex(@"(?<X>[\d]+)_(?<Z>[\d]+).png", RegexOptions.Singleline);
+               private const string plainMetadataFileName = @"map_metadata.txt";
+               private static Regex chunkShardRegex = new Regex(@"(?<X>[\d]+)_(?<Z>[\d]+)\.png", RegexOptions.Singleline);
 
-               private ConcurrentDictionary<Vec2i, uint> columnCounter = new ConcurrentDictionary<Vec2i, uint>(3, 150);
+               private ConcurrentDictionary<Vec2i, ColumnCounter> columnCounters = new ConcurrentDictionary<Vec2i, ColumnCounter>(3, 150);
                private ColumnsMetadata chunkTopMetadata;
-               private PointsOfInterest POIs = new PointsOfInterest();
-               private EntitiesOfInterest EOIs = new EntitiesOfInterest();
+               internal PointsOfInterest POIs = new PointsOfInterest();
+               internal EntitiesOfInterest EOIs = new EntitiesOfInterest();
 
                internal Dictionary<int, BlockDesignator> BlockID_Designators { get; private set; }
                internal Dictionary<AssetLocation, EntityDesignator> Entity_Designators { get; private set; }
                internal Dictionary<int, string> RockIdCodes { get; private set; }
+               internal Dictionary<int, string> AiryIdCodes { get; private set; }
 
                internal CommandType CurrentState { get; set; }
                //Run status, Chunks processed, stats, center of map....
@@ -69,20 +72,20 @@ namespace Automap
                        this.ClientAPI = clientAPI;
                        this.Logger = logger;
                        chunkSize = ClientAPI.World.BlockAccessor.ChunkSize;
-                       ClientAPI.Event.LevelFinalize += EngageAutomap;
-                       configuration = config;
 
+                       configuration = config;
+                       ClientAPI.Event.LevelFinalize += EngageAutomap;
 
-                       //TODO:Choose which one from GUI 
-                       this.ChunkRenderer = new StandardRenderer(clientAPI, logger);
+                       this.ChunkRenderer = InstantiateChosenRenderer(config.RendererName);
 
                        //Listen on bus for commands
                        ClientAPI.Event.RegisterEventBusListener(CommandListener, 1.0, AutomapSystem.AutomapCommandEventKey);
 
+
                        if (configuration.Autostart)
                        {
                                CurrentState = CommandType.Run;
-                               Logger.Debug("Autostart is Enabled.");
+                               Logger.Notification("Autostart is Enabled.");
                        }
 
                }
@@ -93,6 +96,8 @@ namespace Automap
                {
                        path = ClientAPI.GetOrCreateDataPath(_mapPath);
                        path = ClientAPI.GetOrCreateDataPath(Path.Combine(path, "World_" + ClientAPI.World.Seed));//Add name of World too...'ServerApi.WorldManager.CurrentWorldName'
+                       ClientAPI.GetOrCreateDataPath(Path.Combine(path, _chunkPath));
+                                                 
                        JsonGenerator = new JsonGenerator(ClientAPI, Logger, path);
 
                        string mapFilename = Path.Combine(path, "automap.html");
@@ -103,9 +108,8 @@ namespace Automap
                        outputText.Flush();
 
                        Prefill_POI_Designators();
-                       startChunkColumn = new Vec2i((ClientAPI.World.Player.Entity.LocalPos.AsBlockPos.X / chunkSize), (ClientAPI.World.Player.Entity.LocalPos.AsBlockPos.Z / chunkSize));
+                       startChunkColumn = new Vec2i((ClientAPI.World.Player.Entity.Pos.AsBlockPos.X / chunkSize), (ClientAPI.World.Player.Entity.Pos.AsBlockPos.Z / chunkSize));
                        chunkTopMetadata = new ColumnsMetadata(startChunkColumn);
-
                        Logger.Notification("AUTOMAP Start {0}", startChunkColumn);
                        Reload_Metadata();
 
@@ -118,23 +122,32 @@ namespace Automap
                                IsBackground = true
                        };
 
-                       ClientAPI.Event.RegisterGameTickListener(AwakenCartographer, 6000);
+                       ClientAPI.Event.RegisterGameTickListener(ThreadDecider, 6000);
                }
 
                private void ChunkAChanging(Vec3i chunkCoord, IWorldChunk chunk, EnumChunkDirtyReason reason)
                {
-                       Vec2i topPosition = new Vec2i(chunkCoord.X, chunkCoord.Z);
-
-                       columnCounter.AddOrUpdate(topPosition, 1, (key, colAct) => colAct + 1);
+               Vec2i topPosition = new Vec2i(chunkCoord.X, chunkCoord.Z);              
+               bool newOrEdit = (reason == EnumChunkDirtyReason.NewlyCreated || reason == EnumChunkDirtyReason.NewlyLoaded);
+               
+               columnCounters.AddOrUpdate(topPosition, 
+                                             new ColumnCounter(chunkSize, newOrEdit, chunkCoord), 
+                                             (chkPos, chkChng) => chkChng.Update(chunkCoord, chunkSize, newOrEdit)
+                                            );
+               
                }
 
-               private void AwakenCartographer(float delayed)
+               /// <summary>
+               /// Cartographer Thread 'decider'
+               /// </summary>
+               /// <param name="delayed">called delay offset</param>
+               private void ThreadDecider(float delayed)
                {
 
                        if (CurrentState == CommandType.Run && (ClientAPI.IsGamePaused != false || ClientAPI.IsShuttingDown != true))
                        {
                                #if DEBUG
-                               Logger.VerboseDebug("Cartographer re-trigger from [{0}]", cartographer_thread.ThreadState);
+                               Logger.VerboseDebug("ThreadDecider re-trigger from [{0}]", cartographer_thread.ThreadState);
                                #endif
 
                                if (cartographer_thread.ThreadState.HasFlag(ThreadState.Unstarted))
@@ -152,9 +165,22 @@ namespace Automap
                        }
                        else if (CurrentState == CommandType.Snapshot)
                        {
-                               //TODO: Snapshot generator second thread...
+                       //Prepare for taking a snopshot
+                       if (snapshot == null) {         
+                               snapshot = new Snapshotter(path, chunkTopMetadata, chunkSize, ClientAPI.World.Seed);
+                               #if DEBUG
+                               Logger.VerboseDebug("Starting new Snapshot: {0} Wx{1} Hx{2}", snapshot.fileName, snapshot.Width, snapshot.Height);
+                               #endif
+                               snapshot.Take( );
+                               }
+                       else if (snapshot != null && snapshot.Finished) {
+                               #if DEBUG
+                                       Logger.VerboseDebug("COMPLETED Snapshot: {0} Wx{1} Hx{2}, taking {3}", snapshot.fileName, snapshot.Width, snapshot.Height, snapshot.Timer.Elapsed);
+                               #endif
+                               snapshot = null;
+                               CurrentState = CommandType.Run;
+                               }
                        }
-
                }
 
 
@@ -165,14 +191,14 @@ namespace Automap
 
                        try
                        {
-                               uint ejectedItem = 0;
+                               ColumnCounter ejectedItem ;
                                uint updatedChunks = 0;
                                uint updatedPixels = 0;
 
                                //-- Should dodge enumerator changing underfoot....at a cost.
-                               if (!columnCounter.IsEmpty)
+                               if (!columnCounters.IsEmpty)
                                {
-                                       var tempSet = columnCounter.ToArray().OrderByDescending(kvp => kvp.Value);
+                                       var tempSet = columnCounters.ToArray().Where(cks => cks.Value.WeightedSum > editThreshold) .OrderByDescending(kvp => kvp.Value.WeightedSum);
                                        UpdateEntityMetadata();
 
                                        foreach (var mostActiveCol in tempSet)
@@ -181,9 +207,12 @@ namespace Automap
 
                                                if (mapChunk == null)
                                                {
+                                                       //TODO: REVISIT THIS CHUNK!
+                                                       #if DEBUG
                                                        Logger.Warning("SKIP CHUNK: ({0}) - Map Chunk NULL!", mostActiveCol.Key);
+                                                       #endif
                                                        nullMapCount++;
-                                                       columnCounter.TryRemove(mostActiveCol.Key, out ejectedItem);
+                                                       columnCounters.TryRemove(mostActiveCol.Key, out ejectedItem);
                                                        continue;
                                                }
 
@@ -191,42 +220,40 @@ namespace Automap
                                                if (chunkTopMetadata.Contains(mostActiveCol.Key))
                                                {
                                                        chunkMeta = chunkTopMetadata[mostActiveCol.Key];
-#if DEBUG
-                                                       Logger.VerboseDebug("Loaded chunk {0}", mostActiveCol.Key);
-                                                       //Console.WriteLine($"Load {mostActiveCol.Key}");
-#endif
+                                                       #if DEBUG
+                                                       Logger.VerboseDebug("Loaded meta-chunk {0}", mostActiveCol.Key);
+                                                       #endif
                                                }
                                                else
                                                {
                                                        chunkMeta = CreateColumnMetadata(mostActiveCol, mapChunk);
-#if DEBUG
-                                                       Logger.VerboseDebug("Created chunk {0}", mostActiveCol.Key);
-                                                       //Console.WriteLine($"Created chunk {mostActiveCol.Key}");
-#endif
+                                                       #if DEBUG
+                                                       Logger.VerboseDebug("Created meta-chunk {0}", mostActiveCol.Key);
+                                                       #endif
                                                }
-
                                                ProcessChunkBlocks(mostActiveCol.Key, mapChunk, ref chunkMeta);
+                                               mostActiveCol.Value.SetCutoff(chunkMeta.YMax / chunkSize);
 
-                                               PngWriter pngWriter = SetupPngImage(mostActiveCol.Key, chunkMeta);
-                                               ChunkRenderer.GenerateChunkPngShard(mostActiveCol.Key, mapChunk, chunkMeta, pngWriter, out updatedPixels);
+                                               ChunkRenderer.SetupPngImage(mostActiveCol.Key, path, _chunkPath, ref chunkMeta);
+                                               ChunkRenderer.GenerateChunkPngShard(mostActiveCol.Key, mapChunk, chunkMeta, ref chunkTopMetadata, out updatedPixels);
 
                                                if (updatedPixels > 0)
                                                {
-#if DEBUG
-                                                       Logger.VerboseDebug("Wrote chunk shard: ({0}) - Edits#:{1}, Pixels#:{2}", mostActiveCol.Key, mostActiveCol.Value, updatedPixels);
-#endif
+                                                       #if DEBUG
+                                                       Logger.VerboseDebug("Wrote top-chunk shard: ({0}) - Weight:{1}, Pixels#:{2}", mostActiveCol.Key, mostActiveCol.Value, updatedPixels);
+                                                       #endif
                                                        updatedChunks++;
                                                        chunkTopMetadata.Update(chunkMeta);
-                                                       columnCounter.TryRemove(mostActiveCol.Key, out ejectedItem);
+                                                       columnCounters.TryRemove(mostActiveCol.Key, out ejectedItem);
                                                }
                                                else
                                                {
-                                                       columnCounter.TryRemove(mostActiveCol.Key, out ejectedItem);
-                                                       Logger.VerboseDebug("Un-painted chunk: ({0}) ", mostActiveCol.Key);
+                                                       columnCounters.TryRemove(mostActiveCol.Key, out ejectedItem);
+                                                       #if DEBUG
+                                                       Logger.VerboseDebug("Un-painted chunk shard: ({0}) ", mostActiveCol.Key);
+                                                       #endif
                                                }
                                        }
-                               //Cleanup persisted Metadata...
-                               chunkTopMetadata.ClearMetadata( );
                                }
 
                                UpdateStatus(this.updatedChunksTotal, this.nullChunkCount, updatedChunks);
@@ -237,31 +264,70 @@ namespace Automap
                                        updatedChunksTotal += updatedChunks;
                                        JsonGenerator.GenerateJSONMetadata(chunkTopMetadata, startChunkColumn, POIs, EOIs, RockIdCodes);
                                        updatedChunks = 0;
+
+                                       //Cleanup in-memory Metadata...
+                                       chunkTopMetadata.ClearMetadata( );
                                }
 
-                               //Then sleep until interupted again, and repeat
+                               #if DEBUG
+                               Logger.VerboseDebug("Clearing Column Counters of: {0} non-written shards", columnCounters.Count);
+                               #endif
 
-                               Logger.VerboseDebug("Thread '{0}' about to sleep indefinitely.", Thread.CurrentThread.Name);
+                               columnCounters.Clear( );
 
+                               //Then sleep until interupted again, and repeat
+#if DEBUG
+                               Logger.VerboseDebug("Thread '{0}' about to sleep indefinitely.", Thread.CurrentThread.Name);
+#endif
                                Thread.Sleep(Timeout.Infinite);
 
                        }
                        catch (ThreadInterruptedException)
                        {
 
+#if DEBUG
                                Logger.VerboseDebug("Thread '{0}' interupted [awoken]", Thread.CurrentThread.Name);
+#endif
                                goto wake;
 
                        }
                        catch (ThreadAbortException)
                        {
+#if DEBUG
                                Logger.VerboseDebug("Thread '{0}' aborted.", Thread.CurrentThread.Name);
-
+#endif
                        }
                        finally
                        {
+#if DEBUG
                                Logger.VerboseDebug("Thread '{0}' executing finally block.", Thread.CurrentThread.Name);
+#endif
                                PersistPointsData();
+                               Write_PlainMetadata( );
+                       }
+               }
+
+               private void Snap()
+               {
+                       snapshotTake:
+#if DEBUG
+                       Logger.VerboseDebug("Snapshot started");
+#endif
+                       try
+                       {
+                               snapshot.Take();
+#if DEBUG
+                               Logger.VerboseDebug("Snapshot sleeping");
+#endif
+                               CurrentState = CommandType.Run;
+                               Thread.Sleep(Timeout.Infinite);
+                       }
+                       catch (ThreadInterruptedException)
+                       {
+#if DEBUG
+                               Logger.VerboseDebug("Snapshot intertupted");
+#endif
+                               goto snapshotTake;
                        }
                }
 
@@ -279,43 +345,60 @@ namespace Automap
                        this.Entity_Designators = new Dictionary<AssetLocation, EntityDesignator>();
                        this.RockIdCodes = Helpers.ArbitrarytBlockIdHunter(ClientAPI, new AssetLocation(GlobalConstants.DefaultDomain, "rock-"), EnumBlockMaterial.Stone);
 
-                       //Add special marker types for BlockID's of "Interest", overwrite colour, and method
+                       var airBlocksQuery = from airyBlock in ClientAPI.World.Blocks
+                                                        where airyBlock.MatterState == EnumMatterState.Solid
+                                                        where airyBlock.BlockMaterial == EnumBlockMaterial.Plant || airyBlock.BlockMaterial == EnumBlockMaterial.Leaves 
+                                                        where airyBlock.CollisionBoxes == null || airyBlock.CollisionBoxes.Length == 0 || airyBlock.RainPermeable == true                                       
+                                                               select airyBlock;                       
+                       //^^ 'Solid' phase - 'Plant' Blocks without any bounding-box; OR 'Invisible' shapes...
+                       var invisibleBlocksQuery = from novisBlock in ClientAPI.World.Blocks                                                                       
+                                                                          where novisBlock.Shape == null || novisBlock.Shape.Base.EndsWith(GlobalConstants.DefaultDomain, @"invisible")   //Whaat! [ base: "block/basic/invisible" ]
+                                                                               select novisBlock;                      
+                       this.AiryIdCodes = airBlocksQuery.Union(invisibleBlocksQuery).ToDictionary(aBlk => aBlk.BlockId, aBlk => aBlk.Code.Path);
+
+                       #if DEBUG
+                       foreach (var fluffBlock in AiryIdCodes) {
+                       Logger.VerboseDebug("ID#\t{0}:\t{1} IGNORED", fluffBlock.Key, fluffBlock.Value);
+                       }
+                       Logger.VerboseDebug("Ignoring {0} blocks", AiryIdCodes.Count);
+                       #endif
 
-                       Reload_POI_Designators();
+               //Add special marker types for BlockID's of "Interest", overwrite colour, and method
+               Reload_POI_Designators();
                }
 
                private void Reload_POI_Designators()
                {
-                       Logger.VerboseDebug("Connecting {0} Configured Block-Designators", configuration.BlockDesignators.Count);
+               uint poisSetup =0, eoiSetup = 0;
                        foreach (var designator in configuration.BlockDesignators)
                        {
+                               if (designator.Enabled == false) continue;
                                var blockIDs = Helpers.ArbitrarytBlockIdHunter(ClientAPI, designator.Pattern, designator.Material);
                                if (blockIDs.Count > 0) { Logger.VerboseDebug("Designator {0} has {1} associated blockIDs", designator.ToString(), blockIDs.Count); }
                                foreach (var entry in blockIDs)
                                {
                                        BlockID_Designators.Add(entry.Key, designator);
+                                       poisSetup++;
                                }
                        }
                        this.ChunkRenderer.BlockID_Designators = BlockID_Designators;
+                       Logger.VerboseDebug("Connected {0} IDs from {1} Block-Designators", poisSetup, configuration.BlockDesignators.Count );
 
 
-                       Logger.VerboseDebug("Connecting {0} Configured Entity-Designators", configuration.EntityDesignators.Count);
                        foreach (var designator in configuration.EntityDesignators)
                        {
+                               if (designator.Enabled == false) continue;
                                //Get Variants first, from EntityTypes...better be populated!
                                var matched = ClientAPI.World.EntityTypes.FindAll(entp => entp.Code.BeginsWith(designator.Pattern.Domain, designator.Pattern.Path));
 
                                foreach (var match in matched)
-                               {
+                               {                                       
                                        Logger.VerboseDebug("Linked Entity: {0} Designator: {1}", match.Code, designator);
                                        this.Entity_Designators.Add(match.Code, designator);
+                                       eoiSetup++;
                                }
-
-
-
-                               //EntityProperties props = ClientAPI.World.GetEntityType(designator.Pattern);
                        }
-
+                       Logger.VerboseDebug("Connected {0} IDs from {1} Entity-Designators", eoiSetup, configuration.EntityDesignators.Count);
 
                }
 
@@ -324,54 +407,101 @@ namespace Automap
                /// <summary>
                /// Store Points/Entity of Interest
                /// </summary>
-               private void PersistPointsData( )
+               private void PersistPointsData()
                {
-               //POI and EOI raw dump files ~ WRITE em!
-               //var poiRawFile = File.
-               string poiPath = Path.Combine(path, poiFileName);
-               string eoiPath = Path.Combine(path, eoiFileName);
-
-               if (this.POIs.Count > 0) {
-               using (var poiFile = File.OpenWrite(poiPath)) {
-                       Serializer.Serialize<PointsOfInterest>(poiFile, this.POIs);
-               }
-               }
+                       //POI and EOI raw dump files ~ WRITE em!
+                       //var poiRawFile = File.
+                       string poiPath = Path.Combine(path, poiFileName);
+                       string eoiPath = Path.Combine(path, eoiFileName);
 
-               if (this.EOIs.Count > 0) {
-               using (var eoiFile = File.OpenWrite(eoiPath)) {
-                       Serializer.Serialize<EntitiesOfInterest>(eoiFile, this.EOIs);
-               }
-               }
+                       if (this.POIs.Count > 0)
+                       {
+                               using (var poiFile = File.Open(poiPath, FileMode.Create, FileAccess.Write, FileShare.None))
+                               {
+                                       Serializer.Serialize<PointsOfInterest>(poiFile, this.POIs);
+                                       poiFile.Flush(true);
+                               }
+                       }
 
-               //Create Easy to Parse TSV file for tool/human use....
-               string pointsTsvPath = Path.Combine(path, pointsTsvFileName);
+                       if (this.EOIs.Count > 0)
+                       {
+                               using (var eoiFile = File.Open(eoiPath, FileMode.Create, FileAccess.Write, FileShare.None))
+                               {
+                                       Serializer.Serialize<EntitiesOfInterest>(eoiFile, this.EOIs);
+                                       eoiFile.Flush(true);
+                               }
+                       }
 
-               using (var tsvWriter = new StreamWriter(pointsTsvPath, false, Encoding.UTF8))
-               {
-               tsvWriter.WriteLine("Name\tDescription\tLocation\tTime\t");
-                       foreach (var point in this.POIs) {
+                       //Create Easy to Parse TSV file for tool/human use....
+                       string pointsTsvPath = Path.Combine(path, pointsTsvFileName);
+
+                       using (var tsvWriter = new StreamWriter(pointsTsvPath, false, Encoding.UTF8))
+                       {
+                               tsvWriter.WriteLine("Name\tDescription\tLocation\tTime\tDestination\tEntity_UID");
+                               foreach (var point in this.POIs)
+                               {
                                        tsvWriter.Write(point.Name + "\t");
-                                       tsvWriter.Write(point.Notes + "\t");
+                                       var notes = point.Notes
+                                               .Replace('\n', '\x001f')
+                                               .Replace("\t", "\\t")
+                                               .Replace("\\", "\\\\");
+                                       tsvWriter.Write(notes + "\t");
                                        tsvWriter.Write(point.Location.PrettyCoords(ClientAPI) + "\t");
-                                       tsvWriter.Write(point.Timestamp.ToString("u")+"\t");
+                                       tsvWriter.Write(point.Timestamp.ToString("u") + "\t");
+                                       tsvWriter.Write((point.Destination != null ? point.Destination.PrettyCoords(ClientAPI) : "---") +"\t");
+                                       tsvWriter.Write("null\t");
                                        tsvWriter.WriteLine();
-                       }
-                       foreach (var entity in this.EOIs) {
+                               }
+                               foreach (var entity in this.EOIs)
+                               {
                                        tsvWriter.Write(entity.Name + "\t");
-                                       tsvWriter.Write(entity.Notes + "\t");
+                                       var notes = entity.Notes
+                                               .Replace('\n', '\x001f')
+                                               .Replace("\t", "\\t")
+                                               .Replace("\\", "\\\\");
+                                       tsvWriter.Write(notes + "\t");
                                        tsvWriter.Write(entity.Location.PrettyCoords(ClientAPI) + "\t");
                                        tsvWriter.Write(entity.Timestamp.ToString("u") + "\t");
-                                       tsvWriter.WriteLine( );
+                                       tsvWriter.Write("---\t");
+                                       tsvWriter.Write(entity.EntityId.ToString("D"));
+                                       tsvWriter.WriteLine();
+                               }
+                               tsvWriter.WriteLine();
+                               tsvWriter.Flush();
                        }
-               tsvWriter.WriteLine();
-               tsvWriter.Flush( );
+
                }
 
+               private void Write_PlainMetadata( )
+               { 
+               string metaPath = Path.Combine(path, plainMetadataFileName);
+
+               using (var metaDataFile = File.Open(metaPath,FileMode.Create)) {
+               using (var mdWriter = new StreamWriter(metaDataFile, Encoding.ASCII)) 
+                       {
+                               mdWriter.WriteLine("WorldSeed {0}", ClientAPI.World.Seed);
+                               mdWriter.WriteLine("PlayerChunkCoords {0:D} {1:D}", startChunkColumn.X, startChunkColumn.Y);
+                               mdWriter.WriteLine("DefaultSpawnPos {0:D} {1:D} {2:D}", ClientAPI.World.DefaultSpawnPosition.AsBlockPos.X,ClientAPI.World.DefaultSpawnPosition.AsBlockPos.Y,ClientAPI.World.DefaultSpawnPosition.AsBlockPos.Z);
+                               //mdWriter.WriteLine("CurrentPlayerSpawn", ClientAPI.World.Player.WorldData.EntityPlayer.);
+                               mdWriter.WriteLine("ChunkSize {0}", chunkSize);
+                               mdWriter.WriteLine("SeaLevel {0:D}", ClientAPI.World.SeaLevel);
+                               mdWriter.WriteLine("WorldSize {0:D} {1:D} {2:D}", ClientAPI.World.BulkBlockAccessor.MapSizeX, ClientAPI.World.BulkBlockAccessor.MapSizeY,ClientAPI.World.BulkBlockAccessor.MapSizeZ);
+                               mdWriter.WriteLine("RegionSize {0:D}", ClientAPI.World.BulkBlockAccessor.RegionSize);
+                               mdWriter.WriteLine("AMVersion '{0}'", ClientAPI.Self().Info.Version);
+                               mdWriter.WriteLine("PlayTime {0:F1}", ClientAPI.InWorldEllapsedMilliseconds / 1000);
+                               mdWriter.WriteLine("GameDate {0}", ClientAPI.World.Calendar.PrettyDate());
+                               mdWriter.WriteLine("Chunks {0:D}", chunkTopMetadata.Count);
+                               mdWriter.WriteLine("Chunks Updated {0:D}", updatedChunksTotal);
+                               mdWriter.WriteLine("Null Chunks {0:D}", nullChunkCount);        
+                               mdWriter.Flush( );
+                       }
                }
+               }
+                       
 
-               private ColumnMeta CreateColumnMetadata(KeyValuePair<Vec2i, uint> mostActiveCol, IMapChunk mapChunk)
+               private ColumnMeta CreateColumnMetadata(KeyValuePair<Vec2i, ColumnCounter> mostActiveCol, IMapChunk mapChunk)
                {
-                       ColumnMeta data = new ColumnMeta(mostActiveCol.Key.Copy(), ClientAPI, (byte) chunkSize);
+                       ColumnMeta data = new ColumnMeta(mostActiveCol.Key.Copy(), ClientAPI, (byte) chunkSize, (ClientAPI.World.BlockAccessor.MapSizeY / chunkSize));
                        BlockPos equivBP = new BlockPos(mostActiveCol.Key.X * chunkSize,
                                                                                        mapChunk.YMax,
                                                                                        mostActiveCol.Key.Y * chunkSize);
@@ -388,57 +518,60 @@ namespace Automap
                /// <returns>The metadata.</returns>
                private void Reload_Metadata()
                {
-                       var worldmapDir = new DirectoryInfo(path);
+                       var shardsDir = new DirectoryInfo( Path.Combine(path, _chunkPath) );
 
-                       if (!worldmapDir.Exists)
+                       if (!shardsDir.Exists)
                        {
-#if DEBUG
-                               Logger.VerboseDebug("Could not open world map directory");
-#endif
+                               #if DEBUG
+                               Logger.VerboseDebug("Could not open world map (shards) directory");
+                               #endif
                                return;
                        }
-                       var shardFiles = worldmapDir.GetFiles(chunkFile_filter);
+                       var shardFiles = shardsDir.GetFiles(chunkFile_filter);
 
                        if (shardFiles.Length > 0)
                        {
-#if DEBUG
+                               #if DEBUG
                                Logger.VerboseDebug("Metadata reloading from {0} shards", shardFiles.Length);
-#endif
+                               #endif
 
                                foreach (var shardFile in shardFiles)
                                {
 
                                        if (shardFile.Length < 1024) continue;
                                        var result = chunkShardRegex.Match(shardFile.Name);
-                                       if (result.Success)
-                                       {
-                                               int X_chunk_pos = int.Parse(result.Groups["X"].Value);
-                                               int Z_chunk_pos = int.Parse(result.Groups["Z"].Value);
-
-                                               try
-                                               {
-                                                       using (var fileStream = shardFile.OpenRead())
-                                                       {
+                                       if (!result.Success) continue;
 
-                                                               PngReader pngRead = new PngReader(fileStream);
-                                                               pngRead.ReadSkippingAllRows();
-                                                               pngRead.End();
-                                                               //Parse PNG chunks for METADATA in shard
-                                                               PngMetadataChunk metadataFromPng = pngRead.GetChunksList().GetById1(PngMetadataChunk.ID) as PngMetadataChunk;
-                                                               var column = metadataFromPng.ChunkMetadata;
-                                                               if (column.PrettyLocation == null)
-                                                                       column = column.Reload(ClientAPI);
-                                                               chunkTopMetadata.Add(column);
-                                                       }
+                                       int X_chunk_pos = int.Parse(result.Groups["X"].Value);
+                                       int Z_chunk_pos = int.Parse(result.Groups["Z"].Value);
 
-                                               }
-                                               catch (PngjException someEx)
+                                       try
+                                       {
+                                               using (var fileStream = shardFile.OpenRead())
                                                {
-                                                       Logger.Error("PNG Corruption file '{0}' - Reason: {1}", shardFile.Name, someEx);
-                                                       continue;
+
+                                                       PngReader pngRead = new PngReader(fileStream);
+                                                       pngRead.ReadSkippingAllRows();
+                                                       pngRead.End();
+                                                       //Parse PNG chunks for METADATA in shard
+                                                       PngMetadataChunk metadataFromPng = pngRead.GetChunksList().GetById1(PngMetadataChunk.ID) as PngMetadataChunk;
+                                                       var column = metadataFromPng.ChunkMetadata;
+                                                       if (column.PrettyLocation == null)
+                                                               column = column.Reload(ClientAPI);
+                                                       chunkTopMetadata.Add(column);
                                                }
-                                       }
 
+                                       }
+                                       catch (PngjException someEx)
+                                       {
+                                               Logger.Error("PNG Corruption file '{0}' - Reason: {1}", shardFile.Name, someEx);
+                                               continue;
+                                       }
+                                       catch (ProtoException protoEx) 
+                                       {
+                                               Logger.Error("ProtoBuf invalid! file:'{0}' - Reason: {1}", shardFile.Name, protoEx);
+                                               continue;
+                                       }
                                }
                        }
 
@@ -467,29 +600,7 @@ namespace Automap
 
                }
 
-               private PngWriter SetupPngImage(Vec2i coord, ref ColumnMeta metadata)
-               {
-                       ImageInfo imageInf = new ImageInfo(chunkSize, chunkSize, 8, false);
-
-                       string filename = $"{coord.X}_{coord.Y}.png";
-                       filename = Path.Combine(path, filename);
-
-                       PngWriter pngWriter = FileHelper.CreatePngWriter(filename, imageInf, true);
-                       PngMetadata meta = pngWriter.GetMetadata();
-                       meta.SetTimeNow();
-                       meta.SetText("Chunk_X", coord.X.ToString("D"));
-                       meta.SetText("Chunk_Y", coord.Y.ToString("D"));
-                       //Setup specialized meta-data PNG chunks here...
-                       PngMetadataChunk pngChunkMeta = new PngMetadataChunk(pngWriter.ImgInfo)
-                       {
-                               ChunkMetadata = metadata
-                       };
-                       pngWriter.GetChunksList().Queue(pngChunkMeta);
-                       pngWriter.CompLevel = 5;// 9 is the maximum compression but thats too high for the small benefit it gives
-                       pngWriter.CompressionStrategy = Hjg.Pngcs.Zlib.EDeflateCompressStrategy.Huffman;
 
-                       return pngWriter;
-               }
 
                /// <summary>
                /// Does the heavy lifting of Scanning columns of chunks - scans for BlockEntity, creates Heightmap and stats...
@@ -499,108 +610,145 @@ namespace Automap
                /// <param name="chunkMeta">Chunk metadata</param>
                private void ProcessChunkBlocks(Vec2i key, IMapChunk mapChunk, ref ColumnMeta chunkMeta)
                {
+                       int targetChunkY = mapChunk.YMax / chunkSize;//Surface ish... 
+                       byte chunkTally = 0;
+
+               #if DEBUG
+               Logger.VerboseDebug("Start col @ X{0} Y{1} Z{2} !", key.X, targetChunkY, key.Y);
+               #endif
+
+               chunkMeta.ResetMetadata(ClientAPI.World.BlockAccessor.MapSizeY);
 
-                       int targetChunkY = mapChunk.YMax / chunkSize;//Surface ... 
-                       for (; targetChunkY > 0; targetChunkY--)
+               for (; targetChunkY > 0; targetChunkY--)
                        {
-                               WorldChunk chunkData = ClientAPI.World.BlockAccessor.GetChunk(key.X, targetChunkY, key.Y) as WorldChunk;
+                               WorldChunk worldChunk = ClientAPI.World.BlockAccessor.GetChunk(key.X, targetChunkY, key.Y) as WorldChunk;
 
-                       if (chunkData == null || chunkData.BlockEntities == null) {
-                       #if DEBUG
-                       Logger.VerboseDebug("Chunk null or empty X{0} Y{1} Z{2}", key.X, targetChunkY, key.Y);
-                       #endif
-                       nullChunkCount++;
-                       continue;
-                       }
+                               if (worldChunk == null || worldChunk.BlockEntities == null)
+                               {
+                                       #if DEBUG
+                                       Logger.VerboseDebug("WORLD chunk: null or empty X{0} Y{1} Z{2} !", key.X, targetChunkY, key.Y);
+                                       #endif
+                                       nullChunkCount++;
+                                       continue;
+                               }
+
+                               if (worldChunk.IsPacked()) 
+                               {
+                               #if DEBUG
+                               Logger.VerboseDebug("WORLD chunk: Compressed: X{0} Y{1} Z{2}", key.X, targetChunkY, key.Y);
+                               #endif
+                               worldChunk.Unpack( );//RESEARCH: Thread Unsafe? 
+                               }
 
                                /*************** Chunk Entities Scanning *********************/
-                               if (chunkData.BlockEntities != null && chunkData.BlockEntities.Length > 0)
+                               if (worldChunk.BlockEntities != null && worldChunk.BlockEntities.Count > 0)
                                {
-#if DEBUG
-                                       Logger.VerboseDebug("Surface@ {0} = BlockEntities: {1}", key, chunkData.BlockEntities.Length);
-#endif
+                                       #if DEBUG
+                                       Logger.VerboseDebug("Scan pos.({0}) for BlockEntities# {1}", key, worldChunk.BlockEntities.Count);
+                                       #endif
 
-                                       foreach (var blockEnt in chunkData.BlockEntities)
+                                       foreach (var blockEnt in worldChunk.BlockEntities)
                                        {
-                                               if (blockEnt != null && blockEnt.Block != null && BlockID_Designators.ContainsKey(blockEnt.Block.BlockId))
+                                               if (blockEnt.Key != null && blockEnt.Value != null && blockEnt.Value.Block != null && BlockID_Designators.ContainsKey(blockEnt.Value.Block.BlockId))
                                                {
-                                                       var designator = BlockID_Designators[blockEnt.Block.BlockId];
-                                                       designator.SpecialAction(ClientAPI, POIs, blockEnt.Pos.Copy(), blockEnt.Block);
+                                                       var designator = BlockID_Designators[blockEnt.Value.Block.BlockId];
+                                                       designator?.SpecialAction(ClientAPI, POIs, blockEnt.Value.Pos.Copy(), blockEnt.Value.Block);
                                                }
                                        }
                                }
+
                                /********************* Chunk/Column BLOCKs scanning ****************/
                                //Heightmap, Stats, block tally
-                               chunkData.Unpack();
 
                                int X_index, Y_index, Z_index;
-                               X_index = Y_index = Z_index = 0;
 
-                               //Ensure ChunkData Metadata fields arn't null...due to being tossed out
-                               if (chunkMeta.HeightMap == null) { chunkMeta.HeightMap = new ushort[chunkSize, chunkSize]; }
-                               if (chunkMeta.RockRatio == null) { chunkMeta.RockRatio = new Dictionary<int, uint>(10); }
+                               //First Chance fail-safe;
+                               if (worldChunk.Blocks == null || worldChunk.Blocks.Length <= 0) {
+                               #if DEBUG
+                               Logger.VerboseDebug("WORLD chunk; Missing block DATA⁈ X{0} Y{1} Z{2} ⁈", key.X, targetChunkY, key.Y);
+                               #endif
+                               nullChunkCount++;
+                               continue;
+                               }               
 
-                               do
+                               chunkMeta.ColumnPresense[targetChunkY] = true;
+                               chunkTally++;
+                               for (Y_index = 0; Y_index < chunkSize; Y_index++)
                                {
-                                       do
+                                       for (Z_index = 0; Z_index < chunkSize; Z_index++)
                                        {
-                                               do
+                                               for (X_index = 0; X_index < chunkSize; X_index++) 
                                                {
-                                                       /* Encode packed indicie
-                                                       (y * chunksize + z) * chunksize + x
-                                                       */
-                                                       var indicie = Helpers.ChunkBlockIndicie16(X_index, Y_index, Z_index);
-                                                       int aBlockId = chunkData.Blocks[indicie];
-
-                                                       if (aBlockId == 0)
-                                                       {//Air
-                                                               chunkMeta.AirBlocks++;
-                                                               continue;
-                                                       }
+                                               var indicie = MapUtil.Index3d(X_index, Y_index, Z_index, chunkSize, chunkSize);
+
+                                               //'Last' Chance fail-safe;
+                                               if (worldChunk.Blocks == null || worldChunk.Blocks.Length <= 0) {
+                                               #if DEBUG
+                                               Logger.VerboseDebug("Processing Block: Missing block DATA⁈ X{0} Y{1} Z{2} ⁈", X_index, Y_index, Z_index);
+                                               #endif
+                                               nullChunkCount++;
+                                               goto loop_bustout; 
+                                               }
 
-                                                       if (RockIdCodes.ContainsKey(aBlockId))
-                                                       {
-                                                               if (chunkMeta.RockRatio.ContainsKey(aBlockId)) { chunkMeta.RockRatio[aBlockId]++; } else { chunkMeta.RockRatio.Add(aBlockId, 1); }
-                                                       }
+                                               int aBlockId = worldChunk.Blocks[indicie];
+
+                                               if (aBlockId == 0 || AiryIdCodes.ContainsKey(aBlockId)) {//Airy blocks,,,
+                                               chunkMeta.AirBlocks++;
+                                               continue;
+                                               }
 
-                                                       chunkMeta.NonAirBlocks++;
+                                               if (RockIdCodes.ContainsKey(aBlockId)) {
+                                               if (chunkMeta.RockRatio.ContainsKey(aBlockId))
+                                                       chunkMeta.RockRatio[aBlockId]++;
+                                               else
+                                                       chunkMeta.RockRatio.Add(aBlockId, 1);
+                                               }
 
-                                                       //Heightmap 
-                                                       if (chunkMeta.HeightMap[X_index, Z_index] == 0)
-                                                       { chunkMeta.HeightMap[X_index, Z_index] = (ushort) (Y_index + (targetChunkY * chunkSize)); }
+                                               chunkMeta.NonAirBlocks++;
 
+                                               ushort localHeight = ( ushort )(Y_index + (targetChunkY * chunkSize));
+                                               //Heightmap - Need to ignore Grass & Snow
+                                               if (localHeight > chunkMeta.HeightMap[X_index, Z_index]) 
+                                                       {
+                                                       chunkMeta.HeightMap[X_index, Z_index] = localHeight;
+                                                       if (localHeight > chunkMeta.YMax) chunkMeta.YMax = localHeight;
+                                                       }
                                                }
-                                               while (X_index++ < (chunkSize - 1));
-                                               X_index = 0;
                                        }
-                                       while (Z_index++ < (chunkSize - 1));
-                                       Z_index = 0;
                                }
-                               while (Y_index++ < (chunkSize - 1));
-
+                               loop_bustout:;
                        }
+                       #if DEBUG
+                       Logger.VerboseDebug("COLUMN X{0} Z{1}: {2}, processed.", key.X , key.Y, chunkTally + 1);
+                       #endif
                }
 
                private void UpdateEntityMetadata()
                {
-                       Logger.Debug("Presently {0} Entities", ClientAPI.World.LoadedEntities.Count);
-                       //Mabey scan only for 'new' entities by tracking ID in set?
-                       foreach (var loadedEntity in ClientAPI.World.LoadedEntities.ToArray())
-                       {
+               #if DEBUG
+               Logger.Debug("Presently {0} Entities", ClientAPI.World.LoadedEntities.Count);
+               #endif
 
-#if DEBUG
-                               //Logger.VerboseDebug($"ENTITY: ({loadedEntity.Value.Code}) = #{loadedEntity.Value.EntityId} {loadedEntity.Value.State} {loadedEntity.Value.LocalPos}    <<<<<<<<<<<<");
-#endif
+               var keyList = new long[ClientAPI.World.LoadedEntities.Keys.Count];
+               ClientAPI.World.LoadedEntities.Keys.CopyTo(keyList, 0);
 
-                               var dMatch = Entity_Designators.SingleOrDefault(se => se.Key.Equals(loadedEntity.Value.Code));
-                               if (dMatch.Value != null)
-                               {
-                                       dMatch.Value.SpecialAction(ClientAPI, this.EOIs, loadedEntity.Value.LocalPos.AsBlockPos.Copy(), loadedEntity.Value);
-                               }
+            //'ElementAt'; worse! instead; walk fixed list...
+               Entity loadedEntity;
+               foreach (var key in keyList)
+                       {
+                       if (ClientAPI.World.LoadedEntities.TryGetValue(key, out loadedEntity))
+                               {               
+                               #if DEBUG
+                               //Logger.VerboseDebug($"ENTITY: ({loadedEntity.Value.Code}) = #{loadedEntity.Value.EntityId} {loadedEntity.Value.State} {loadedEntity.Value.LocalPos}    <<<<<<<<<<<<");
+                               #endif
 
+                               var dMatch = Entity_Designators.SingleOrDefault(se => se.Key.Equals(loadedEntity.Code));
+                               if (dMatch.Value != null) 
+                                       {
+                                       dMatch.Value.SpecialAction(ClientAPI, this.EOIs, loadedEntity.Pos.AsBlockPos.Copy( ), loadedEntity);
+                                       }
+                               }                               
                        }
-
-
                }
 
                private void AddNote(string notation)
@@ -608,7 +756,7 @@ namespace Automap
                        var playerNodePoi = new PointOfInterest()
                        {
                                Name = "Note",
-                               Location = ClientAPI.World.Player.Entity.LocalPos.AsBlockPos.Copy(),
+                               Location = ClientAPI.World.Player.Entity.Pos.AsBlockPos.Copy(),
                                Notes = notation,
                                Timestamp = DateTime.UtcNow,
                        };
@@ -620,50 +768,53 @@ namespace Automap
 
                private void CommandListener(string eventName, ref EnumHandling handling, IAttribute data)
                {
-                       Logger.VerboseDebug("MsgBus RX: AutomapCommandMsg: {0}", data.ToJsonToken());
+                       //Logger.VerboseDebug("MsgBus RX: AutomapCommandMsg: {0}", data.ToJsonToken());
 
                        CommandData cmdData = data as CommandData;
 
-
-                       if (CurrentState != CommandType.Snapshot)
+                       switch (cmdData.State)
                        {
-                               switch (cmdData.State)
-                               {
-                                       case CommandType.Run:
-                                       case CommandType.Stop:
-                                               if (CurrentState != cmdData.State)
-                                               {
-                                                       CurrentState = cmdData.State;
-                                                       AwakenCartographer(0.0f);
-                                               }
-                                               break;
-
-                                       case CommandType.Snapshot:
-                                               CurrentState = CommandType.Stop;
-                                               //Snapshot starts a second thread/process...
-
-                                               break;
+                               case CommandType.Run:
+                               case CommandType.Stop:
+                               case CommandType.Snapshot:
+                                       if (CurrentState != cmdData.State)
+                                       {
+                                               CurrentState = cmdData.State;
+                                               ThreadDecider(0.0f);
+                                       }
+                                       break;
 
-                                       case CommandType.Notation:
-                                               //Add to POI list where player location
-                                               AddNote(cmdData.Notation);
-                                               break;
-                               }
+                               case CommandType.Notation:
+                                       //Add to POI list where player location
+                                       AddNote(cmdData.Notation);
+                                       break;
                        }
 
-
-
-#if DEBUG
                        ClientAPI.TriggerChatMessage($"Automap commanded to: {cmdData.State} ");
-#endif
 
                }
+#endregion
 
+               private AChunkRenderer InstantiateChosenRenderer(string rendererName )
+               {
+               Logger.VerboseDebug("Using '{0}' style Shard Renderer", rendererName);
+               switch (rendererName) 
+               {                               
+               case StandardRenderer.Name:
+                       return new StandardRenderer(ClientAPI, Logger, this.configuration.SeasonalColors);
+               
+               case AlternateRenderer.Name:
+                       return new AlternateRenderer(ClientAPI, Logger, this.configuration.SeasonalColors);
+       
+               case FlatRenderer.Name:
+                       return new FlatRenderer(ClientAPI, Logger, this.configuration.SeasonalColors);  
+
+               default:
+                       throw new ArgumentOutOfRangeException("rendererName",rendererName,"That value isn't supported or known...");
+               }
 
-
-
-               #endregion
-
+               return null;
+               }
        }
 
 }