Implemented 2 test scripts.

test.gd

@@ -1 +0,0 @@
-extends SceneTree

test_2d_phys.gd

@@ -0,0 +1,51 @@
+extends SceneTree
+
+func _initialize():
+    print("_initialize")
+
+    debug_collisions_hint = true
+
+    # Ground
+    var static_body = StaticBody2D.new()
+    root.add_child(static_body)
+    static_body.transform.origin = Vector2(500, 621)
+
+    var cs = CollisionShape2D.new()
+    static_body.add_child(cs)
+    cs.shape = RectangleShape2D.new()
+    cs.shape.extents = Vector2(1000, 40)
+
+    # "player"
+    var rigid_body = RigidBody2D.new()
+    root.add_child(rigid_body)
+    rigid_body.transform.origin = Vector2(500, 0)
+    rigid_body.angular_velocity = 0.1
+
+    cs = CollisionShape2D.new()
+    rigid_body.add_child(cs)
+    cs.shape = CapsuleShape2D.new()
+    cs.shape.radius = 145
+    cs.shape.height = 108
+
+    var s = Sprite.new()
+    rigid_body.add_child(s)
+
+    var img = Image.new()
+    img.load("icon.png")
+    print(img)
+    print(img.get_size())
+
+    var tex = ImageTexture.new()
+    tex.create_from_image(img)
+    s.texture = tex
+
+
+
+    
+
+    
+
+
+
+
+

test_ui.gd

@@ -0,0 +1,19 @@
+extends SceneTree
+
+func _initialize():
+    print("_initialize")
+
+    var pc = PanelContainer.new()
+    root.add_child(pc)
+    pc.set_anchors_and_margins_preset(Control.PRESET_WIDE)
+
+    var vb = VBoxContainer.new()
+    pc.add_child(vb)
+
+    var b = Button.new()
+    vb.add_child(b)
+    b.text = "test"
+
+
+
+