[gradsusr] Creating a .ctl file for unstructured triangular grid in NetCDF format

[Jennifer Adams]

GrADS does not handle unstructured triangular grids. The only way you  
can look at this data with GrADS is to convert it into station data  
format and treat each grid point as an individual observation. -- 
Jennifer


On Aug 7, 2012, at 9:35 AM, Yuji Funakoshi wrote:

> Hello,
>
> I am a user of ADCIRC and quite new to GrADS. Since I want to  
> display water level, stored on unstructured triangular grid in  
> NetCDF format, on GrADS, I create a .ctl file. I can open it by  
> using "xdfopen", however, a plot doesn't display correctly. It's  
> probably due to a wrong definition of XDEF and YDEF (I use LEVELS  
> for XDEF and YDEF) on the .ctl file.
> Although I'm not sure whether GrADS can display unstructured  
> triangular grid correctly, does anyone know how to define XDEF and  
> YDEF for unstructured triangular grid? Please let me know.
>
> Thanks,
> Yuji
>
>
> -- 
> Yuji Funakoshi, Ph.D.
> Coast Survey Development Laboratory
> National Oceanic and Atmospheric Administration
> 1315 East West Highway - N/CS13
> Silver Spring, MD 20910-3282
> ph. (301) 713-2809 X113
> fax (301) 713-4501
> yuji.funakoshi at noaa.gov
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--
Jennifer M. Adams
IGES/COLA
4041 Powder Mill Road, Suite 302
Calverton, MD 20705
jma at cola.iges.org



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