Hi , I am trying to implement FFT for creating my Ocean material , and after reading some papers on it , I found that I need to run a nested two dimensional summation of wave height fields , so there has to be a loop for MxN times, So if M=N=512 , I need to use nested forloop iterating 512x512 time…

Fast Fourier Transform in Unreal Engine for Ocean Simulation

anonymous_user_34ab444a1 (anonymous_user_34ab444a) October 10, 2014, 1:08pm 8

Another link, maybe it can help you on your way. This is a very interesting topic.

An interesting water surface implemented in UDK

edit:: and UE4 too Good results here