
Visual Effects and Cascade in Unreal Engine 341
(a) (b)
FIGURE 6. 30: (a) Blizzard Emitter Material Look. (b) Blizzard Emitter Material Network
Spikes.
d. Place a Constant2Vec tor o n the g raph by holding the 2 key and
Left-clicking just below the TexCoord expression.
e. Type 0.5 in both R and G channels of th is expression.
f. Place an Add expression to the righ t of the Te xCoord and the
Const2Vector.
g. Connect the output of the TexCoord to the A and the Cons t2Vector to the
B input c hannel of th e Add expression (see Figur e 6.30(b)).
h. Place a Ceil expression to the right o f the Add expression.
i. Place another Consta nt2Vector b elow the Ceil