[MITgcm-devel] suggestion llc/cubed sphere

Martin.Losch at awi.de Martin.Losch at awi.de
Thu Nov 23 12:50:28 EST 2006


Thanks again, but that relates only to the cubed sphere, right? I'll have to modify it, if I wanted to use it for other grids (llc). 
Again, it would be nice if this information is (that is, correctly, not just 1 and 0) included in the grid.* files.

M.

Martin Losch
Alfred Wegener Institute 
Postfach 120161, 27515 Bremerhaven, Germany; 
Tel./Fax: ++49(0471)4831-1872/1797



----- Original Message -----
From: David Ferreira <dfer at ocean.mit.edu>
Date: Thursday, November 23, 2006 7:43 pm
Subject: Re: [MITgcm-devel] suggestion llc/cubed sphere

> It is under MITgcm/utils/matlab/cs_grid.
> 
> 
> Martin.Losch at awi.de wrote:
> 
> >Thanks everyone, especially David for cubeCalAngle.m
> >
> >I know the angleCS and angleSN are in grid.* but usually they are 
> just 1 and 0, because they are usually not in the 
> >*.mitgrid files (fields 17 and 18). I'll wait for Chris, or try to 
> tamper with cubeCalAnlge (which I have not found yet, to be 
> >honest, where is it?)
> >
> >Martin Losch
> >Alfred Wegener Institute 
> >Postfach 120161, 27515 Bremerhaven, Germany; 
> >Tel./Fax: ++49(0471)4831-1872/1797
> >
> >
> >
> >----- Original Message -----
> >From: David Ferreira <dfer at ocean.mit.edu>
> >Date: Thursday, November 23, 2006 6:12 pm
> >Subject: Re: [MITgcm-devel] suggestion llc/cubed sphere
> >
> >  
> >
> >>Hi Martin,
> >>
> >>AngleCS and AngleSN can be computed from  cubeCalAngle.m
> >>which should be somewhere in the repository.
> >>They are also in the grid*.nc files, but are usually zeros (not 
> >>extremely useful)
> >>cheers,
> >>david
> >>
> >>
> >>
> >>
> >>Martin.Losch at awi.de wrote:
> >>
> >>    
> >>
> >>>Hi there,
> >>>
> >>>I have been trying desperately to write a matlab scripts that 
> >>>      
> >>>
> >>plots velocities in the same way that llc_pcol for cs_pcol plot 
> >>    
> >>
> >>>skalars for the lat-lon-cap grid and the cubed sphere grid 
> >>>      
> >>>
> >>respectively. Now I realize that this is only possible, if I have 
> >>the 
> >>    
> >>
> >>>proper grid information: the angles between the grid and the lat-
> >>>      
> >>>
> >>lon directions. I believe they are supposed to be in angleCS 
> >>    
> >>
> >>>and angleSN (angleCosC and angleSinC in the code). Unfortunately 
> >>>      
> >>>
> >>they are not in the tile???.mitgrid by default. Maybe it 
> >>    
> >>
> >>>is a good idea to alway have these angle in the code and the 
> >>>      
> >>>
> >>grid.t???.nc files. Or is there a simple way to compute them? 
> >>    
> >>
> >>>Or is my entire effort to plot velocities on the cubed-sphere 
> >>>      
> >>>
> >>obsolete because there is matlab function that does this 
> >>    
> >>
> >>>already?
> >>>
> >>>Martin
> >>>
> >>>
> >>>Martin Losch
> >>>Alfred Wegener Institute 
> >>>Postfach 120161, 27515 Bremerhaven, Germany; 
> >>>Tel./Fax: ++49(0471)4831-1872/1797
> >>>
> >>>
> >>>_______________________________________________
> >>>MITgcm-devel mailing list
> >>>MITgcm-devel at mitgcm.org
> >>>http://mitgcm.org/mailman/listinfo/mitgcm-devel
> >>>
> >>> 
> >>>
> >>>      
> >>>
> >>-- 
> >>
> >>Ferreira David               Tel : 617 253 7967 
> >>EAPS Room 54-1515,
> >>Massachusetts Institute of Technology,
> >>77 Massachusetts Avenue
> >>Cambridge, MA, 02139
> >>
> >>_______________________________________________
> >>MITgcm-devel mailing list
> >>MITgcm-devel at mitgcm.org
> >>http://mitgcm.org/mailman/listinfo/mitgcm-devel
> >>
> >>    
> >>
> >_______________________________________________
> >MITgcm-devel mailing list
> >MITgcm-devel at mitgcm.org
> >http://mitgcm.org/mailman/listinfo/mitgcm-devel
> >  
> >
> 
> 
> -- 
> 
> Ferreira David               Tel : 617 253 7967 
> EAPS Room 54-1515,
> Massachusetts Institute of Technology,
> 77 Massachusetts Avenue
> Cambridge, MA, 02139
> 
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