Blueprints Visual Scripting for Unreal Engine - Second Edition

Readying direction for calculations

Now, let's explore the steps necessary to get the information we need to provide a movement instruction. It might look intimidating at first, but we will break down each section and see how each node fits into the larger goal.

The first calculation we need to perform is to take our vector value for direction and normalize it. Normalizing is a common procedure in vector math that ensures that the vector is converted to a length of one unit, which makes it compatible with the rest of our calculations. Fortunately, there is a Blueprint node that takes care of this for us.

Click on the Direction variable we created in the My Blueprint panel, and drag it to an empty space in Event Graph. A small popup appears, ...