Game Development Reference
Figure 17.49 The result of
reducing the Output Width value
to 60, which reduces the width
of the layer to 60% of its original
Figure 17.50 Selecting Mirror
Edges inverts every other instance
of the tank.
can now see the versatility of this effect in generating repeating
patterns, and its advantages over the Offset effect (Fig. 17.50).
Perhaps it is the Phase parameter that is my favorite here.
The Phase value shifts every other vertical line of copies, like in
a casino gambling machine. You can shift every other horizon-
tal line of copies by selecting the Horizontal Phase checkbox. In
Fig. 17.51, I left Horizontal Phase unchecked, and changed the
Phase value to 180 degrees. Again, we see the great versatility of