How Material and Light Talk to Each Other in Unreal Engine
The concept of material in Unreal Engine refers to the way surfaces react to light. In essence, the behavior can be explained by stating that no interaction occurs until light is added to the equation.
How to Optimize Mobile Environments in Unreal Engine Without Sacrificing Visual Quality
Optimize Unreal Engine mobile environments with practical advice on LODs, textures, materials and visibility to boost performance and preserving visual quality.