Improved performance on room transition

main.lua

@@ -9,7 +9,7 @@ local game = Game()
 require("eid_config")
 EID.Config = EID.UserConfig
 EID.Config.Version = "3.2"
-EID.ModVersion = "3.74"
+EID.ModVersion = "3.76"
 EID.DefaultConfig.Version = EID.Config.Version
 EID.isHidden = false
 EID.player = nil
@@ -373,14 +373,10 @@ end
 ---------------------------------------------------------------------------
 ---------------------------Handle New Room--------------------------------
 local function IsMirror()
-	local lvl = game:GetLevel()
-    for i=0,168 do
-        local data = lvl:GetRoomByIdx(i).Data
-        if data and data.Name == 'Knife Piece Room' then
-            return true
-        end
-    end
-    return false
+	local level = game:GetLevel()
+	local id = level:GetCurrentRoomIndex()
+
+	return GetPtrHash(level:GetRoomByIdx(id)) == GetPtrHash(level:GetRoomByIdx(id, 1))
 end
 
 local isMirrorRoom = false

metadata.xml

@@ -90,7 +90,7 @@ https://moddingofisaac.com/mod/1079/external-item-descriptions
 - Jake for the sweet [b]German[/b] language pack
 - [url=https://steamcommunity.com/id/whytefang/]adc[/url] for creating an awesome new Languagepack and providing ideas for new functionalities
 </description>
-    <version>3.74</version>
+    <version>3.75</version>
     <visibility>Public</visibility>
     <tag id="Lua"/>
     <tag id="Items"/>