delete list upon closing

src/main/java/me/zeroeightsix/kami/mixin/client/MixinMinecraft.java

@@ -2,6 +2,8 @@ package me.zeroeightsix.kami.mixin.client;
 
 import me.zeroeightsix.kami.KamiMod;
 import me.zeroeightsix.kami.event.events.GuiScreenEvent;
+import me.zeroeightsix.kami.module.Module;
+import me.zeroeightsix.kami.module.ModuleManager;
 import me.zeroeightsix.kami.setting.SettingsPool;
 import me.zeroeightsix.kami.util.Wrapper;
 import net.minecraft.client.Minecraft;
@@ -113,6 +115,7 @@ public class MixinMinecraft {
             if (!f.exists())
                 f.createNewFile();
             SettingsPool.save(f);
+            ModuleManager.getModules().forEach(Module::destroy);
         }catch (IOException e) {
             e.printStackTrace();
         }

src/main/java/me/zeroeightsix/kami/module/Module.java

@@ -151,4 +151,10 @@ public class Module extends SettingsClass {
         if (alwaysListening) KamiMod.EVENT_BUS.subscribe(this);
         if (!alwaysListening && isDisabled()) KamiMod.EVENT_BUS.unsubscribe(this);
     }
+
+    /**
+     * Cleanup method in case this module wants to do something when the client closes down
+     */
+    public void destroy(){};
+
 }

src/main/java/me/zeroeightsix/kami/module/modules/render/ChunkFinder.java

@@ -86,4 +86,8 @@ public class ChunkFinder extends Module {
     @EventHandler
     private Listener<net.minecraftforge.event.world.ChunkEvent.Unload> unloadListener = new Listener<>(event -> dirty = chunks.remove(event.getChunk()));
 
+    @Override
+    public void destroy() {
+        GL11.glDeleteLists(1, 1);
+    }
 }