Blueprints Visual Scripting for Unreal Engine - Second Edition

Adding conditions to the Behavior Tree

Now, we need to create our Blackboard Key and create the Behavior Tree branch that will instruct the enemy to chase the player. Open EnemyBehavior from Content Browser and then click on the Blackboard tab. Click on the New Key button and create a new key of the Object type called PlayerActor. With the PlayerActor key selected, look at the Blackboard Details panel. Click on the expansion arrow next to Key Type and change the Base Class to Actor with the dropdown. For reference, fill in the Entry Description field to indicate that this key will store The Player Character and leave Instance Synced unchecked, as shown in the following screenshot:

Now, save and click on the Behavior Tree tab. We will need ...