[MITgcm-support] initializing a grid

[Matthew Mazloff]

Excellent!!!

Thanks Jean-Michel!

Matt


> On Feb 24, 2017, at 11:11 AM, Jean-Michel Campin <jmc at mit.edu> wrote:
> 
> Hi Matt,
> 
> I would suggest to set the longitude origin (xgOrigin = ... ) to -20. something 
> (i.e., 20.W); Normally, it should just work fine. 
> For instance, exf_interp.F does care of a 360 shift (line 288 - 297:
>> C--   put xG in interval [ lon_0 , lon_0+360 [
> and just to be on the safe side, you could try a short run with exf_debugLev=3
> (and pkg/debug compiled) to check that everything is right.
> 
> Cheers,
> Jean-Michel
> 
> On Fri, Feb 24, 2017 at 10:03:23AM -0800, Matthew Mazloff wrote:
>> Hi Jean-Michel et al
>> 
>> I am setting up a grid that is from 20W to 20E. Since MITgcm deals in degrees E, what is recommended?
>> 
>> From looking at the code it isn???t clear to me what would happen if I told the MITgcm to have a grid 340 to 380???..
>> 
>> One option is to just shift this by 20 degrees east, and pretend the grid is from 0 to 40 instead of 340 to 360 to 20. This complicates any on the fly interpolation but I can deal with that. Is this the easiest?
>> 
>> Thanks!
>> Matt
>> 
>> 
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>> 
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