fix memory leaks caused by world not being properly disposed

src/DtsObject.hx

@@ -989,6 +989,7 @@ class DtsObject extends GameObject {
 
 	public override function dispose() {
 		super.dispose();
+		this.level = null;
 		this.dtsResource.release();
 	}
 }

src/InstanceManager.hx

@@ -13,16 +13,25 @@ import h3d.scene.Object;
 import h3d.scene.Mesh;
 import h3d.scene.MeshBatch;
 
-typedef MeshBatchInfo = {
+@:publicFields
+class MeshBatchInfo {
 	var instances:Array<MeshInstance>;
 	var meshbatch:MeshBatch;
-	var ?transparencymeshbatch:MeshBatch;
+	var transparencymeshbatch:MeshBatch;
 	var mesh:Mesh;
+
+	public function new() {}
 }
 
-typedef MeshInstance = {
+@:publicFields
+class MeshInstance {
 	var emptyObj:Object;
 	var gameObject:GameObject;
+
+	public function new(eo, go) {
+		this.emptyObj = eo;
+		this.gameObject = go;
+	}
 }
 
 class InstanceManager {
@@ -108,7 +117,7 @@ class InstanceManager {
 			var objs = getAllChildren(object);
 			var minfos = objects[objectMap.get(object.identifier)]; // objects.get(object.identifier);
 			for (i in 0...objs.length) {
-				minfos[i].instances.push({emptyObj: objs[i], gameObject: object});
+				minfos[i].instances.push(new MeshInstance(objs[i], object));
 			}
 		} else {
 			// First time appending the thing so bruh
@@ -117,11 +126,11 @@ class InstanceManager {
 			var minfos = [];
 			for (obj in objs) {
 				var isMesh = obj is Mesh;
-				var minfo:MeshBatchInfo = {
-					instances: [{emptyObj: obj, gameObject: object}],
-					meshbatch: isMesh ? new MeshBatch(cast(cast(obj, Mesh).primitive), cast(cast(obj, Mesh)).material.clone(), scene) : null,
-					mesh: isMesh ? cast obj : null
-				}
+				var minfo:MeshBatchInfo = new MeshBatchInfo();
+				minfo.instances = [new MeshInstance(obj, object)];
+				minfo.meshbatch = isMesh ? new MeshBatch(cast(cast(obj, Mesh).primitive), cast(cast(obj, Mesh)).material.clone(), scene) : null;
+				minfo.mesh = isMesh ? cast obj : null;
+
 				if (isMesh) {
 					var mat = cast(obj, Mesh).material;
 					var dtsshader = mat.mainPass.getShader(DtsTexture);

src/MarbleGame.hx

@@ -194,10 +194,12 @@ class MarbleGame {
 			}, (sender) -> {
 				canvas.popDialog(exitGameDlg);
 				paused = !paused;
-				world.setCursorLock(true);
+				var w = getWorld();
+				w.setCursorLock(true);
 			}, (sender) -> {
 				canvas.popDialog(exitGameDlg);
-				world.restart();
+				var w = getWorld();
+				w.restart();
 				// world.setCursorLock(true);
 				paused = !paused;
 			});
@@ -211,6 +213,11 @@ class MarbleGame {
 		}
 	}
 
+	public function getWorld() {
+		// So that we don't actually store this somewhere in any closure stack
+		return world;
+	}
+
 	public function quitMission() {
 		world.setCursorLock(false);
 		paused = false;

src/MarbleWorld.hx

@@ -1545,27 +1545,43 @@ class MarbleWorld extends Scheduler {
 		for (interior in this.interiors) {
 			interior.dispose();
 		}
+		interiors = null;
 		for (pathedInteriors in this.pathedInteriors) {
 			pathedInteriors.dispose();
 		}
+		pathedInteriors = null;
 		for (marble in this.marbles) {
 			marble.dispose();
 		}
+		marbles = null;
 		for (dtsObject in this.dtsObjects) {
 			dtsObject.dispose();
 		}
+		dtsObjects = null;
 		for (trigger in this.triggers) {
 			trigger.dispose();
 		}
+		triggers = null;
 		for (soundResource in this.soundResources) {
 			soundResource.release();
 		}
 		for (textureResource in this.textureResources) {
 			textureResource.release();
 		}
+		gems = null;
 
 		sky.dispose();
 
+		instanceManager = null;
+		collisionWorld = null;
+		particleManager = null;
+		namedObjects = null;
+		shapeOrTriggerInside = null;
+		shapeImmunity = null;
+		currentCheckpoint = null;
+		checkpointCollectedGems = null;
+		marble = null;
+
 		this._disposed = true;
 		AudioManager.stopAllSounds();
 		AudioManager.playShell();