
260 Game Development and Simulation with Unreal Technology
81. Place a Constant exp ression to the left of B channel of the Subtract you just
placed. Make the following changes in the Constant expression’s details roll-
out:
Value: 0.5
Desc: WS Bias
82. Make the following conne ctions:
•
Composition Outpu t ↔ A channel of Subtra ct.
•
WS Bias Output ↔ B channel of Subt r act.
83. Place a Multiply expression to the right of the Subtract exp ression.
84. Place a Constant expression below the Subtract and make the following
changes in the Constant expression’s details rollo ut:
Value: 4
Desc: WS Scale
85. Make the following conne ctions:
•
Subtract Output ↔ A