How to do it...

The first step we'll need to take before starting this recipe deals with the scene setup. No matter whether you've opened the same level we started with or your own, we want to have quite a dark scene so we can clearly see the effects of what we are about to create. If you've opened the scene we provided, make sure to do the following:

  1. Select the BP_LightStudio blueprint asset within the World Outliner and look at the Details panel. The third visible category, named HDRI, has an option called Use HDRI. Make sure that box is unchecked so we can better appreciate the results of the next steps we'll be enabling.
Even though we should have no lights at this point, you might need to click on the Build button just so that the ...

Get Unreal Engine 4 Shaders and Effects Cookbook now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.