[Users] TwoPunctures and [xyz]_offset

Frank Loeffler knarf at cct.lsu.edu
Wed Jun 23 13:25:14 CDT 2010


On Wed, Jun 23, 2010 at 02:06:13PM -0400, Ian Hinder wrote:
> I'm confused about what parameters you are talking about.  In
> EinsteinInitialData/TwoPunctures/param.ccl, there is a parameter
> center_offset[i].  Is this the one you are referring to?

That is right.

> We do use this parameter for unequal mass BBH simulations.

I suspected so.

> If so, in what way is it broken?

It changes the grid functions x, y and z by that offset. You might be
lucky and Carpet might overwrite that before the first time step
though.

Do you still get the same results of you comment out the lines around
621 in TwoPunctures.c (the whole loop basically)?

Frank

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