→Example 4b - Finding and displaying local minima
Acces plan for a 3d neighborhood, starting at the center position marked by (x). The initial
position is, in this example, NOT part of iteration, which means the center pixel is not iterated.
Note that every step except for the last one can be done with a very simple move command.
upper z plane (z-1) center z plane (z=0) lower z plane(z+1)