
170 Game Development and Simulation with Unreal Technology
(a) (b)
FIGURE 4.39: (a) The network that simulates the moisture reflections on the brick wall. (b)
The brick wall now looks slightly reflective in some areas with moisture.
13. Rename the duplicate copy of Mat_Enhanced_NormalV11 to Mat_Enhanced_
Normal_V2.
14. Open the Mat_Enhanced_V2 material by Double-clicking on it.
15. Add a TextureSample expression and set the Texture value to be T_Brick_
Hewn_Stone_M. Note: If yo u have already added this texture in step 5 already,
you may skip to the next step.
16. Create two Constant expressions above the new TextureSa m ple. Set the first
to 0.7 and the ...