[Gdal-dev] vector to raster conversion

Buchan Milne bgmilne at cae.co.za
Wed Aug 27 13:35:50 EDT 2003


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Brian Marchand wrote:
> Frank,
>
> I'm interested in the contour case. In thinking about the problem I
> realized it wasn't trivial which is why I was hoping there was some
> software or an algorithm out there already.  I imagine that picking a
> good raster cell size would be difficult enough then it seems like you
> would have to identify the field definition that gives you get the z
> value. You could prompt for that so that wouldn't be so bad. Then
> filling in between the contour lines, yikes! I'll check into GRASS.
> Since I'm not GIS educated, I'm wondering if this is covered in any text
> books that anyone is aware of.
>

You're probably looking for v.surf.rst in GRASS:

http://grass.ru.ac.za/gdp/html_grass5/html/v.surf.rst.html

You just need to decide what the easiest way is to get a working grass
installation (if you haven't got one yet) ...

Regards,
Buchan

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