[PULL REQUEST] VPM-B Attempt 2.

Dirk Hohndel dirk at hohndel.org
Tue Jul 7 06:25:10 PDT 2015


On Tue, Jul 07, 2015 at 08:41:56PM +1000, Rick Walsh wrote:
> Dirk, Jan,
> 
> On 5 July 2015 at 23:56, Dirk Hohndel <dirk at hohndel.org> wrote:
> 
> > On Sat, Jul 04, 2015 at 12:27:23AM +0200, Jan Darowski wrote:
> > > Hi,
> > > Here is another pull request. I hope now it's better. Everything was
> > > reorganized from scratch, the final code is almost the same.
> >
> > I like the patches much better.
> > I agree with Robert that you could have squashed a couple together, but in
> > the end I felt it was better to just pull what you had.
> >
> >
> I've reattached the patch to use the same VPM configuration parameters used
> in other programs.  This is necessary to match Eric Baker's 'benchmark'
> dive profile.  The patch is the same as before, but hopefully with a better
> commit message and line wrapping.

Thanks for doing that. As ageneral rule, if I didn't apply a patch within
a couple of days it might be worth following up with me. I try to go back
and find patches, but if they aren't "thread starters with PATCH in the
title" I often miss them.

> The second patch adds units to the structure comments (but not in the
> variable names).  I'm confused by the units for surface_tension_gamma and
> skin_compression_gammaC.  According to
> http://www.deepocean.net/deepocean/index.php?science04.php
> surface_tension_gamma = 17.9 dyn/cm = 0.179 N/m, but 17.9 dyn/cm = 0.0179
> N/m
> surface_tension_gamma = 257 dyn/cm = 2.57 N/m, but 257 dyn/cm = 0.257 N/m

I haven't even heard of "dyn" as a unit...

> My previous version of the patch gave the unit as mN/cm, but I'm not sure
> that's right either.
> 
> As Jan noted before, it isn't the first error on that page.  However, the
> calculated profile matches the benchmark, so something must be right (or
> unit errors are cancelling each other out).

Not encouraging... :-/

/D


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