
180 Game Development and Simulation with Unreal Technology
It is highly recommended that you play around with some of the values of the
expressions to see how they are affected. Try increasing or d ecreasing the values of
the World Displacement constant or adding a constant value to the Tessellation
Multiplier ch annel. There is no limit to what you can do with the Material Editor
in Unreal Engine 4!
4.6 MATERIAL EXPRESSION S IN UNREAL 4
The third, and most important, component of a material is the collection of Ma terial
Expressions that make up the mater ia l itself. Material Expressions are the building
blocks of mate rials. To those readers who