Book Image

Mastering Unreal Engine 4.X

By : Muhammad A.Moniem
Book Image

Mastering Unreal Engine 4.X

By: Muhammad A.Moniem

Overview of this book

Unreal Engine 4 has garnered a lot of attention in the gaming world because of its new and improved graphics and rendering engine, the physics simulator, particle generator, and more. This book is the ideal guide to help you leverage all these features to create state-of-the-art games that capture the eye of your audience. Inside we’ll explain advanced shaders and effects techniques and how you can implement them in your games. You’ll create custom lighting effects, use the physics simulator to add that extra edge to your games, and create customized game environments that look visually stunning using the rendering technique. You’ll find out how to use the new rendering engine efficiently, add amazing post-processing effects, and use data tables to create data-driven gameplay that is engaging and exciting. By the end of this book, you will be able to create professional games with stunning graphics using Unreal Engine 4!
Table of Contents (22 chapters)
Mastering Unreal Engine 4.X
Credits
About the Author
Acknowledgments
About the Reviewer
www.PacktPub.com
Preface
Index

The fog effects


While all other engines support only the Fog feature, Unreal Engine's team decided to give us two types of fog, based on the targeted usage; each type has its own parameters that could be used to define its look. The two supported fog types are:

  • Atmospheric Fog

  • Exponential Height Fog

Atmospheric Fog

Atmospheric Fog gives you an approximation of light scattering through a planetary atmosphere:

Adding it

By adding an actor from the visual effects section of the Modes panel, you will have the Atmospheric Fog type installed into your level directly:

Here's how to add it:

In order to be able to control the final visual look of the recently inserted fog, you would have to make some tweaks to its properties attached to the actor:

  • Sun Multiplier: An overall multiplier for the directional light brightness. Increasing this value will not only brighten the fog color, but will also brighten the sky color as well.

  • Fog Multiplier: A multiplier that affects only the fog color (not the directional...