prog

assets/entities/cube.js

@@ -0,0 +1,32 @@
+var Cube = {
+  create: function() {
+    var e = Entity.create();
+    e.add(COMPONENT_TYPE_POSITION);
+    e.position.x = 0;
+    e.position.y = 0;
+    e.position.z = 0;
+    e.add(COMPONENT_TYPE_MESH);
+    e.add(COMPONENT_TYPE_MATERIAL);
+    e.material.setColor(colorRed());
+
+    return {
+      _e: e,
+      update: Cube.update,
+      dispose: Cube.dispose
+    };
+  },
+
+  update: function() {
+    var speed = 3.0;
+    var dx = inputAxis(INPUT_ACTION_LEFT, INPUT_ACTION_RIGHT);
+    var dz = inputAxis(INPUT_ACTION_UP, INPUT_ACTION_DOWN);
+    this._e.position.x += dx * speed * TIME.delta;
+    this._e.position.z += dz * speed * TIME.delta;
+  },
+
+  dispose: function() {
+    this._e.dispose();
+  }
+};
+
+Cube;

assets/entities/cube.lua

@@ -1,25 +0,0 @@
-local Cube = setmetatable({}, { __index = Entity })
-Cube.__index = Cube
-
-function Cube.new()
-  local self = Entity.new()
-  setmetatable(self, Cube)
-  self:add(Entity.POSITION)
-  self.position.x = 0
-  self.position.y = 0
-  self.position.z = 0
-  self:add(Entity.MESH)
-  self:add(Entity.MATERIAL)
-  self.material.color = colorRed()
-  return self
-end
-
-function Cube:update()
-  local speed = 3.0
-  local dx = inputAxis(INPUT_ACTION_LEFT, INPUT_ACTION_RIGHT)
-  local dz = inputAxis(INPUT_ACTION_UP, INPUT_ACTION_DOWN)
-  self.position.x = self.position.x + dx * speed * TIME.delta
-  self.position.z = self.position.z + dz * speed * TIME.delta
-end
-
-return Cube