add support for behaviour tree db

Author: MattFiler

CathodeLib/Scripts/CATHODE/BehaviorTreeDB.cs

@@ -0,0 +1,66 @@
+using CathodeLib;
+using System;
+using System.Collections.Generic;
+using System.IO;
+using System.Runtime.InteropServices;
+using System.Linq;
+
+#if UNITY_EDITOR || UNITY_STANDALONE_WIN
+using UnityEngine;
+#else
+using System.Numerics;
+#endif
+
+namespace CATHODE
+{
+    /// <summary>
+    /// DATA/ENV/x/WORLD/BEHAVIOR_TREE.DB
+    /// </summary>
+    public class BehaviorTreeDB : CathodeFile
+    {
+        public List<string> Entries = new List<string>();
+        public static new Implementation Implementation = Implementation.LOAD | Implementation.SAVE | Implementation.CREATE;
+
+        public BehaviorTreeDB(string path) : base(path) { }
+        public BehaviorTreeDB(MemoryStream stream, string path = "") : base(stream, path) { }
+        public BehaviorTreeDB(byte[] data, string path = "") : base(data, path) { }
+
+        #region FILE_IO
+        override protected bool LoadInternal(MemoryStream stream)
+        {
+            using (BinaryReader reader = new BinaryReader(stream))
+            {
+                int count = reader.ReadInt32();
+                reader.BaseStream.Position += (count * 8) + 4;
+                for (int i = 0; i < count; i++)
+                {
+                    Entries.Add(Utilities.ReadString(reader));
+                }
+            }
+            return true;
+        }
+
+        override protected bool SaveInternal()
+        {
+            using (BinaryWriter writer = new BinaryWriter(File.OpenWrite(_filepath)))
+            {
+                writer.BaseStream.SetLength(0);
+                writer.Write((Int64)Entries.Count);
+                writer.Write(new byte[8 * Entries.Count]);
+                List<int> offsets = new List<int>(Entries.Count);
+                for (int i = 0; i < Entries.Count; i++)
+                {
+                    offsets.Add((int)writer.BaseStream.Position);
+                    Utilities.WriteString(Entries[i], writer, true);
+                }
+                writer.BaseStream.Position = 8;
+                for (int i = 0; i < Entries.Count; i++)
+                {
+                    writer.Write((Int64)offsets[i]);
+                }
+            }
+            return true;
+        }
+        #endregion
+    }
+}

CathodeLib/Scripts/Level.cs

@@ -58,6 +58,7 @@ public class Level
         public SoundEnvironmentData SoundEnvironmentData;
         public SoundEventData SoundEventData;
         public SoundLoadZones SoundLoadZones;
+        public BehaviorTreeDB BehaviorTreeDB;
         public GalaxyItems GalaxyItems;
         public GalaxyDefinition GalaxyDefinition;
 
@@ -95,7 +96,7 @@ public class State
         /// </summary>
         public Action OnSaveTick;
 
-        public const int NumberOfTicks = 31;
+        public const int NumberOfTicks = 32;
 
         /// <summary>
         /// A container for data related to a level in the game's "ENV" folder
@@ -158,7 +159,8 @@ public void Load()
                 () => { SoundDialogueLookups = new SoundDialogueLookups(world + "SOUNDDIALOGUELOOKUPS.DAT"); OnLoadTick?.Invoke(); },
                 () => { SoundEnvironmentData = new SoundEnvironmentData(world + "SOUNDENVIRONMENTDATA.DAT"); OnLoadTick?.Invoke(); },
                 () => { SoundEventData = new SoundEventData(world + "SOUNDEVENTDATA.DAT"); OnLoadTick?.Invoke(); },
-                () => { SoundLoadZones = new SoundLoadZones(world + "SOUNDLOADZONES.DAT"); OnLoadTick?.Invoke(); }
+                () => { SoundLoadZones = new SoundLoadZones(world + "SOUNDLOADZONES.DAT"); OnLoadTick?.Invoke(); },
+                () => { BehaviorTreeDB = new BehaviorTreeDB(world + "BEHAVIOR_TREE.DB"); OnLoadTick?.Invoke(); }
             );
 
             Parallel.Invoke(
@@ -171,7 +173,6 @@ public void Load()
             //The following files are used by the game, but not handled yet:
             // - RENDERABLE/RADIOSITY_RUNTIME.BIN
             // - WORLD/RADIOSITY_COLLISION_MAPPING.BIN
-            // - WORLD/BEHAVIOR_TREE.DB
             // - WORLD/COLLISION.HKX / HKX64
             // - WORLD/PHYSICS.HKX / HKX64
             // - WORLD/OCCLUDER_TRIANGLE_BVH.BIN
@@ -275,7 +276,8 @@ public void Save()
                 () => { SoundDialogueLookups.Save(); OnSaveTick?.Invoke(); },
                 () => { SoundEnvironmentData.Save(); OnSaveTick?.Invoke(); },
                 () => { SoundEventData.Save(); OnSaveTick?.Invoke(); },
-                () => { SoundLoadZones.Save(); OnSaveTick?.Invoke(); }
+                () => { SoundLoadZones.Save(); OnSaveTick?.Invoke(); },
+                () => { BehaviorTreeDB.Save(); OnSaveTick?.Invoke(); }
             );
 
             Commands.Save(); OnSaveTick?.Invoke();