Level Blueprint
===============

At the toolbar, go to Blueprints dropdown and select `Open Level Blueprint`

.. image:: /_static/images/open_blueprint_editor.png

Event graph
-----------

Nodes can be connected by wires that are color coded.

Add new node
^^^^^^^^^^^^

 * Right click and search for node type.
 * Context sensitive menu by first selecting an object in viewport
   * This includes `Create a reference to MySelectedObj`
 * Drag a wire into void to create a new node

Adding a trigger box
--------------------

In `Place Actors` in the left. Search for trigger and drag `Box Trigger` in to the viewport.

.. image:: /_static/images/trigger_geometry.png

In Blueprint editor right click and select `Create a Reference to TriggerBox`

.. image:: /_static/images/create_reference_triggerbox.png

Add event from trigger box

.. image:: /_static/images/blueprint_on_actor_overlap.png

Connecting the Nodes
^^^^^^^^^^^^^^^^^^^^

 * slots has colours and symbols to help identify what can be conneccted
 * Alt-LeftClick to disconnect

Compile
^^^^^^^

Don't forget to compile and save before running.

.. image:: /_static/images/compile_and_save.png

Running
^^^^^^^

Go to the Play dropdown at the toolbar. Among others you could choose the following

 * Selected Viewport (run the game in viewport)
 * Simulate (don't actually run the game)

Debugging
^^^^^^^^^

To enable debug, select from Debug Filter at the top right of the menu.

This would let the wires lightup when running.

Example
^^^^^^^

.. image:: /_static/images/blueprint_1.png