[MITgcm-support] netcdf with curvilinear grid

[chris hill]

Martin,

  I can't quite figure out which thing does/doesn't work from your message.

  The commas confused me!

  Can you put your tile* files somewhere. As long as they are good, 
everything will work.

Chris
Martin Losch wrote:
> Hi there,
> 
> I am using a curvilinear grid much like Dimitris Menemenlis' arctic 
> configuration. It's based on a rotated grid where the north pole has 
> been rotated to the equation, etc. I divide my domain into two tile for 
> two processors:
> snx=243
> sny=85
> nsx=1
> nsy=1
> npx=1
> npy=2
> so Nx=243, Ny=170
> 
> I have now managed to get the model to read the grid 
> usingCurvilinearGrid=.true. (BTW, only the OLD_GRID_IO variant works, 
> with the the tile00?.mitgcm, I run it all sorts of problems, but that's 
> a different question), and everything seems to run OK. But the netcdf 
> output is unexpected. The first tile comes out OK, but the second tile, 
> which should be on top of the first one is flipped, it basically runs 
> from j=170 at the bottom backwards to j=86 at the top.
> Probably as a consequence, Baylor's fantastic script gluemnc does not 
> work and it puts the two tiles next to each other (so that I get a 
> domain Nx=2*243,Ny=85).
> Matlab's rdmnc on the other hand seems to be doing the right thing and 
> flips the 2nd tile back to normal.
> 
> What's going on?
> Martin
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