[GRASSLIST:4559] Re: Importation of .GXF ASCII Rasters

Frank Warmerdam warmerdam at pobox.com
Mon Sep 23 11:10:16 EDT 2002


Phillip J. Allen wrote:
> Hi all,
> 
> I am trying to import some .GXF ascii raster files and am having a terrible
> time.  At first I just edited the header file and tried to import the 
> data.  But
> these are vertical cross sections of geophysical data and contain a 
> "sense" of
> -1 or +1 in the header.  And this sense flag can  flip the grid 
> "upside-down",
> "left-right" and god knows what else.  I cannot even get them to import 
> into
> ArcGIS 8.2 with ArcToolbox.
> 
> Anybody got any experience with getting gxf's to import into the proper
> orientation?

Phillip,

r.in.gdal should support GXF rasters, and should take care of converting
the orientation on the fly.  Let me know if you have problems with
r.in.gdal on your file.

Best regards,
-- 
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I set the clouds in motion - turn up   | Frank Warmerdam, warmerdam at pobox.com
light and sound - activate the windows | http://pobox.com/~warmerdam
and watch the world go round - Rush    | Geospatial Programmer for Rent



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