August 2019
Intermediate to advanced
380 pages
9h 17m
English
Content preview from Blueprints Visual Scripting for Unreal Engine - Second Edition
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Teaching our AI to walk with the Behavior Tree
We can now move on to the heart of the AI: the Behavior Tree. Return to Content Browser and open EnemyBehavior. On the right, change Blackboard Asset to EnemyBlackboard. You should now see our PatrolPoint Blackboard Key appear in the Blackboard panel on the bottom left.
Now, look at the Behavior Tree panel, which will look similar to the Event Graphs we are used to seeing inside of Blueprints. This is where we'll create the branching logic that will determine which Actions to perform, based on the conditions the enemy is currently experiencing. The top Level of the logic tree will always be the ROOT node, which simply serves to indicate where the logic flow will start from.
The darker line at ...
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