On Jan 9, 2016, at 5:08 PM, Atm Golam Bari <[log in to unmask]> wrote:

> Is there any way to completely avoid selection operators from breeding pipeline? 
> I want to pass each individual ( from index zero to max-1) from down to top of the pipeline without using any selection algorithm.

Sounds like you need to make up your own selection operator.  Let's say you're doing this single-threaded.  You might override prepareToProduce to set index=0, and then override produce to update index each time as needed, then return the appropriate individual.

Sean