added some stuff for level select 3d menu

flow_field_tester.gd

@@ -0,0 +1,55 @@
+class_name FlowFieldTester extends Control
+
+var flow_field: FlowField
+var flow_field_tool: FlowFieldEditor
+var node_boxes: Array[ColorRect]
+var offset: Vector2
+var hovered: ColorRect
+
+
+func _ready() -> void:
+	flow_field = FlowField.new()
+	var flow_field_data: FlowFieldData = FlowFieldData.new()
+	flow_field.data_file = flow_field_data
+	flow_field_tool = FlowFieldEditor.new()
+	add_child(flow_field)
+	add_child(flow_field_tool)
+	flow_field_tool.flow_field = flow_field
+	flow_field_tool.create_grid(10, 10, 1)
+	var furthest_negative_vector: Vector2 = Vector2.ZERO
+	for node: FlowNode in flow_field.nodes:
+		var box: ColorRect = ColorRect.new()
+		box.position = Vector2(node.position.x * 15.0, node.position.z * 15.0)
+		if node.position.x * 15.0 < furthest_negative_vector.x:
+			furthest_negative_vector.x = node.position.x * 15.0
+		if node.position.z * 15.0 < furthest_negative_vector.y:
+			furthest_negative_vector.y = node.position.z * 15.0
+		box.size = Vector2(10.0, 10.0)
+		box.mouse_entered.connect(box_hovered.bind(box))
+		node_boxes.append(box)
+		$CanvasLayer.add_child(box)
+	print(furthest_negative_vector)
+	$CanvasLayer.offset = -furthest_negative_vector
+	update_colors()
+
+
+func box_hovered(box: ColorRect) -> void:
+	hovered = box
+	update_colors()
+
+
+func update_colors() -> void:
+	var x: int = 0
+	for box: ColorRect in node_boxes:
+		if flow_field.nodes[x].traversable:
+			box.color = Color.GREEN
+		else:
+			box.color = Color.RED
+		if box == hovered:
+			box.color = Color.AQUAMARINE
+		x += 1
+
+
+func _unhandled_input(event: InputEvent) -> void:
+	if event is InputEventMouseButton and event.button_index == 0:
+		pass