6.23.4 Waves and Ripples
Of course, it is possible to create more than one WAVE method at the
same level, in which case the generated waves will interfere with each
other. In other words, the result wave is the sum of the component
waves. Because the size of the parameters for wave methods defines the
wave-length and -height, this feature can be used for example for
generating "ripples" on waves.
So, let's create two wave methods generating parallel waves
perpendicular to each other.
1. Create parallel waves as described in the previous example.
2. Duplicate the method object, rotate it and make it much smaller.
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