RES: [Mapserver-users] GMT and netCDF
Gerry Creager N5JXS
gerry.creager at tamu.edu
Wed Jun 2 19:03:28 EDT 2004
What are the types of data represented? Polygons are not well
represented in netCDF, but discreet point data are. We can take this
off-list for a while (unless there's real interest) to see if we can
work thru this.
Murilo Lacerda Yoshida wrote:
> I was planning to use the grid tools of GMT to interpolate a map, GMT
> has some tools to do it.
> The problem is that I don't know how to translate my shape files into
> a valid GMT input. You said you spent a lot of time into it... Can you
> help me?
> I need to translate shape files to netCDF files, use these files as
> input for GMT, get the result and translate it back to shape files.
> -----Mensagem original-----
> De: Gerry Creager N5JXS [mailto:gerry.creager at tamu.edu]
> Enviada em: quarta-feira, 2 de junho de 2004 00:46
> Para: murilo.yoshida at agx.com.br
> Cc: mapserver-users at lists.gis.umn.edu
> Assunto: Re: [Mapserver-users] GMT and netCDF
> If you think of a NetCDF file as a Fortran-formatted data file, it will
> start making sense. GMT is a good tool for grid data, and works well for
> producing some maps, but it's not designed to do what Mapserver does.
> They're not the same thing, they are tools for different purposes.
> For what it's worth, I spend a LOT of time with netCDF files, read them,
> put the data in postgres db's and then make shapefiles from them.
> Murilo Lacerda Yoshida wrote:
>> Hi all,
>> Has anyone in the list used the GMT (Generic Mapping Tools)? I
>>at its documentation and it is really a mess. What I understood is
>>the input for GMT is a netCDF file, or a ascii table, or a raster
>> I use shape files. I didn't found in the documentation a way to
>>translate the shape file to a netCDF file, or use the shape file as
>>input for GMT.
>> And if I understood the documentation, GMT has what I need, that is
>>that map interpolation issue. But things are never that easy...
>> Help me please,
Gerry Creager -- gerry.creager at tamu.edu
Network Engineering -- AATLT, Texas A&M University
Cell: 979.229.5301 Office: 979.458.4020 FAX: 979.847.8578
Office: 903A Eller Bldg, TAMU, College Station, TX 77843
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