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Re: Elevation data [message #69657 is a reply to message #69527] Wed, 27 January 2010 00:00 Go to previous messageGo to previous message
d.poreh is currently offline  d.poreh
Messages: 406
Registered: October 2007
Senior Member
On Jan 26, 3:12 am, jkeller <jkel...@uni-bonn.de> wrote:
> On Jan 25, 2:13 pm, Dave_Poreh <d.po...@gmail.com> wrote:
>
>> Folks
>> Hi;
>> I have an elevation data (elevation.dat), which has lat-long and
>> elevation information. I want to save this file as a .tiff image and
>> doing some surface, shade_surf, and… presentations.
>> Could someone give me some tiny help for doing that?
>> Any help highly appreciated
>> Cheers
>> Dave
>
> Hi Dave,
>
> do you want to save the data as tiff or do you want to save the
> contour, shade_surf output images as tiff-file?
>
> Using contour and surface is pretty easy. Assuming your elevation data
> is the variable "elev" and your longitude and latitude information is
> stored in "lon" and "lat" then you yan issue a filled contour plot by
> using
> contour,elev,lon,lat,/fill,level=mylevels,c_color=mycolors
> giving "mylevels" is an array containing the height levels for which
> contours are desired and "mycolors" is an array defining the color
> indices for the according level.
>
> The surface plot would be even simplier:
> surface,elev,lon,lat
>
> Thats some good points, where you can start. If you are more specific
> about what you would like to do, I could give you a more specific
> answer.
>
> Regards,
> Jan

Thanks Jan. how could save the loaded data as tiff and geotiff?
Cheers
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