Terraria 1.4.0.5 Source Code

GameContent/Bestiary/NPCWasNearPlayerTracker.cs

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+// Decompiled with JetBrains decompiler
+// Type: Terraria.GameContent.Bestiary.NPCWasNearPlayerTracker
+// Assembly: Terraria, Version=1.4.0.5, Culture=neutral, PublicKeyToken=null
+// MVID: 67F9E73E-0A81-4937-A22C-5515CD405A83
+// Assembly location: C:\Users\mikeyisbaeyt\Downloads\depotdownloader-2.4.5\depots\105601\6707058\Terraria.exe
+
+using Microsoft.Xna.Framework;
+using System.Collections.Generic;
+using System.IO;
+using Terraria.GameContent.NetModules;
+using Terraria.ID;
+using Terraria.Net;
+
+namespace Terraria.GameContent.Bestiary
+{
+  public class NPCWasNearPlayerTracker : IPersistentPerWorldContent, IOnPlayerJoining
+  {
+    private HashSet<string> _wasNearPlayer;
+    private List<Rectangle> _playerHitboxesForBestiary;
+    private List<int> _wasSeenNearPlayerByNetId;
+
+    public void PrepareSamplesBasedOptimizations()
+    {
+    }
+
+    public NPCWasNearPlayerTracker()
+    {
+      this._wasNearPlayer = new HashSet<string>();
+      this._playerHitboxesForBestiary = new List<Rectangle>();
+      this._wasSeenNearPlayerByNetId = new List<int>();
+    }
+
+    public void RegisterWasNearby(NPC npc)
+    {
+      string bestiaryCreditId = npc.GetBestiaryCreditId();
+      bool flag = !this._wasNearPlayer.Contains(bestiaryCreditId);
+      this._wasNearPlayer.Add(bestiaryCreditId);
+      if (!(Main.netMode == 2 & flag))
+        return;
+      NetManager.Instance.Broadcast(NetBestiaryModule.SerializeSight(npc.netID));
+    }
+
+    public void SetWasSeenDirectly(string persistentId) => this._wasNearPlayer.Add(persistentId);
+
+    public bool GetWasNearbyBefore(NPC npc) => this.GetWasNearbyBefore(npc.GetBestiaryCreditId());
+
+    public bool GetWasNearbyBefore(string persistentIdentifier) => this._wasNearPlayer.Contains(persistentIdentifier);
+
+    public void Save(BinaryWriter writer)
+    {
+      lock (this._wasNearPlayer)
+      {
+        writer.Write(this._wasNearPlayer.Count);
+        foreach (string str in this._wasNearPlayer)
+          writer.Write(str);
+      }
+    }
+
+    public void Load(BinaryReader reader, int gameVersionSaveWasMadeOn)
+    {
+      int num = reader.ReadInt32();
+      for (int index = 0; index < num; ++index)
+        this._wasNearPlayer.Add(reader.ReadString());
+    }
+
+    public void ValidateWorld(BinaryReader reader, int gameVersionSaveWasMadeOn)
+    {
+      int num = reader.ReadInt32();
+      for (int index = 0; index < num; ++index)
+        reader.ReadString();
+    }
+
+    public void Reset()
+    {
+      this._wasNearPlayer.Clear();
+      this._playerHitboxesForBestiary.Clear();
+      this._wasSeenNearPlayerByNetId.Clear();
+    }
+
+    public void ScanWorldForFinds()
+    {
+      this._playerHitboxesForBestiary.Clear();
+      for (int index = 0; index < (int) byte.MaxValue; ++index)
+      {
+        Player player = Main.player[index];
+        if (player.active)
+        {
+          Rectangle hitbox = player.Hitbox;
+          hitbox.Inflate(300, 200);
+          this._playerHitboxesForBestiary.Add(hitbox);
+        }
+      }
+      for (int index1 = 0; index1 < 200; ++index1)
+      {
+        NPC npc = Main.npc[index1];
+        if (npc.active && npc.CountsAsACritter && !this._wasSeenNearPlayerByNetId.Contains(npc.netID))
+        {
+          Rectangle hitbox = npc.Hitbox;
+          for (int index2 = 0; index2 < this._playerHitboxesForBestiary.Count; ++index2)
+          {
+            Rectangle rectangle = this._playerHitboxesForBestiary[index2];
+            if (hitbox.Intersects(rectangle))
+            {
+              this._wasSeenNearPlayerByNetId.Add(npc.netID);
+              this.RegisterWasNearby(npc);
+            }
+          }
+        }
+      }
+    }
+
+    public void OnPlayerJoining(int playerIndex)
+    {
+      foreach (string key in this._wasNearPlayer)
+      {
+        int idsByPersistentId = ContentSamples.NpcNetIdsByPersistentIds[key];
+        NetManager.Instance.SendToClient(NetBestiaryModule.SerializeSight(idsByPersistentId), playerIndex);
+      }
+    }
+  }
+}