3D Game Design with Unreal Engine 4 and Blender

Using different maps to create a more realistic look

Materials in Unreal Engine 4 are made of several different textures working together to provide a realistic result. Generally, a material for a game asset has at least two to three different texture maps that are being manipulated by different mathematical nodes. These maps are usually a Diffuse map, a Specular map, and a Normal map:

The coloring of the Artifact is determined by the Diffuse map

Diffuse maps are the basic colors that we have painted on our objects. Unreal accepts these textures in the Material Editor as the object's Base Color. These maps generally contain color and pattern information ...