On Apr 22, 2011, at 9:17 AM, Roy Stogner wrote:

> How about another change: making the PointLocatorBase an argument to
> PeriodicBoundaries::neighbor, Elem::periodic_neighbor, etc.?  That's a
> little uglier and it's more API breakage, and it's not necessary for
> correctness, but it'll allow us to avoid constructing subordinate
> PointLocatorTree objects (with empty caches) over and over again,
> which ought to be good for efficiency.

Works for me.  That kind of stuff can be arbitrarily complicated: it needs to 
be fast... and you figure it out once and just leave it alone (until someone 
changes the API! ;-)

Derek


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