Re: [gnugo-devel] undo speed

[Inge Wallin]

> > Paul wrote:
> > > Inge had some plans about changing gnugo caching algorithm. maybe those
> > > will help here too (apart from generally speeding gg up).
> >
> > No, unfortunately not.  The time used by clearing the hash table is
> > not affected by the changes in algorithms, only by the size of the
> > table.
> 
> Maybe it is possible not to clear the hash table  in the *undo* procedure
> and let each
> one invoke  *hashtable_clear* at the end of the loop.
> md.

Definitely.  I see no need whatsoever for clearing the cache during an
undo. 

      -Inge