From 76f389dff9fe526c324b3d6cd89feb8c4f07be22 Mon Sep 17 00:00:00 2001
From: Evil Factory <36804725+evilfactory@users.noreply.github.com>
Date: Tue, 7 Sep 2021 11:02:24 -0300
Subject: [PATCH] new signalReceived hook with better performance

signalReceived.YourComponent, with the checks in the lua-side this hook was being called too many times and it was using up to 10% cpu of the server
---
 .../ServerSource/Lua/LuaClasses.cs            | 19 ++++++++-----------
 .../Items/Components/ItemComponent.cs         |  4 +++-
 2 files changed, 11 insertions(+), 12 deletions(-)

diff --git a/Barotrauma/BarotraumaServer/ServerSource/Lua/LuaClasses.cs b/Barotrauma/BarotraumaServer/ServerSource/Lua/LuaClasses.cs
index 24fddcec8..6a91d9724 100644
--- a/Barotrauma/BarotraumaServer/ServerSource/Lua/LuaClasses.cs
+++ b/Barotrauma/BarotraumaServer/ServerSource/Lua/LuaClasses.cs
@@ -574,21 +574,18 @@ namespace Barotrauma
 
 				foreach (HookFunction hf in hookFunctions[name].Values)
 				{
-					if (hf.name == name)
+					try
 					{
-						try
+						var result = env.lua.Call(hf.function, args);
+						if (result.IsNil() == false)
 						{
-							var result = env.lua.Call(hf.function, args);
-							if (result.IsNil() == false)
-							{
-								return result;
-							}
-						}
-						catch (Exception e)
-						{
-							env.HandleLuaException(e);
+							return result;
 						}
 					}
+					catch (Exception e)
+					{
+						env.HandleLuaException(e);
+					}
 				}
 
 				return null;
diff --git a/Barotrauma/BarotraumaShared/SharedSource/Items/Components/ItemComponent.cs b/Barotrauma/BarotraumaShared/SharedSource/Items/Components/ItemComponent.cs
index fff2793cd..a5e19f9ac 100644
--- a/Barotrauma/BarotraumaShared/SharedSource/Items/Components/ItemComponent.cs
+++ b/Barotrauma/BarotraumaShared/SharedSource/Items/Components/ItemComponent.cs
@@ -441,7 +441,9 @@ namespace Barotrauma.Items.Components
 #if SERVER
             if (!lastSignal.ContainsValue(connection.Name) || lastSignal[connection.Name] != signal.value)
             {
-                GameMain.Lua.hook.Call("signalReceived", new object[] { signal, connection });
+                object[] obj = new object[] { signal, connection };
+                GameMain.Lua.hook.Call("signalReceived", obj);
+                GameMain.Lua.hook.Call("signalReceived." + item.prefab.Identifier, obj);
 
                 lastSignal[connection.Name] = signal.value;
             }