port over some v3^2 engine changes

Project.xml

@@ -20,7 +20,7 @@
 	<!-- ____________________________ Window Settings ___________________________ -->
 
 	<!--These window settings apply to all targets-->
-	<window width="1280" height="720" fps="" background="#000000" hardware="true" vsync="false" />
+	<window width="1280" height="720" background="#000000" hardware="true" vsync="false" />
 
 	<!--HTML5-specific-->
 	<window if="html5" resizable="true" />

RAM.hx

@@ -0,0 +1,37 @@
+import openfl.text.TextFormat;
+import openfl.system.System;
+import haxe.Timer;
+import openfl.events.Event;
+import openfl.text.TextField;
+
+class RAM extends TextField {
+    public var curRAM:Float;
+    private var times:Array<Float>;
+
+    public function new(x:Float, y:Float) {
+        super();
+        this.x = x;
+        this.y = y;
+
+        defaultTextFormat = new TextFormat("_sans", 12, 0xFFFFFF);
+        selectable = false;
+		mouseEnabled = false;
+        autoSize = LEFT;
+
+        times = [];
+
+        addEventListener(Event.ENTER_FRAME, onEnter);
+    }
+    private function onEnter(_) {
+        var now = Timer.stamp();
+        times.push(now);
+
+        while(times[0] < now - 1)
+            times.shift();
+
+        var mem:Float = Math.round(System.totalMemory / 1024 / 1024 * 100)/100;
+
+        if (visible)
+            text = "Memory: " + mem + "MB";
+    }
+}