
436 Game Development and Simulation with Unreal Technology
FIGURE 7.35: The Three Layers Blended with the L ayer Blend Expression.
Next, we created a diffuse texture sample and a normal texture sample ex-
pression. We then assigned a diffuse and a normal texture map associated with
a brick texture to these texture sam ples. We connected RGBA channels of these
texture samples to the Layer Stone of their respective Layer Blend expression.
We connected the alpha channel of the diffuse texture for the bricks to the
Height Stone of the Diffuse Layers blend expression to act as a blending fac-
tor. If you look at the alpha channel, you will see that it appr ...