SANDY1D

THE BOX'S MAIN HELP:

This function returns a sandy pattern.
The return value will be float which lies in the range [0,1].
The higher the frequency, the finer the grain.

A (input):

This must be a float.  
This is the seed for the noise function.

FQ (input):

This must be a float.  The default is 8.0.
This is the frequency of the noise.
The higher the frequency, the finer the grain.

OUT (output):

This function returns a sandy pattern.
The return value will be float which lies in the range [0,1].
The higher the frequency, the finer the grain.