[GRASSLIST:4305] Re: r.contour

Hamish hamish_nospam at yahoo.com
Sun Sep 5 03:34:36 EDT 2004

> On grass-5.7.cvs-i686-pc-linux-gnu-28_08_2004 on debian
> I tried to use r.contour on a kernel raster but I have this result: 
> GRASS 5.7.cvs:~ > r.contour input=fagiano_kernel step=0.00001 cut=0 
> output=fagiano_kernel
> WARNING: The vector 'fagiano_kernel' already exists and will be
>          overwritten.
> Reading data.
> Percent complete:  100%
> FPRange of data:    min =  0.000000 max = 0.003658
> Minimum level will be 0.000000
> Maximum level will be 0.003650
> Continue?(y/n) [y] y
> Displacing data.
> Percent complete:  100%
> Total levels:  367   Current level:(it counts levels and then...)
> Segmentation fault

This works fine for me, can you make it fail with something from the
spearfish dataset?

> If I want display it I see the vector but it say to me:
> WARNING: coor files of vector 'fagiano_kernel at 2004_miglioramenti_zrv'
> is
>          larger than it should be (232324 bytes excess).
> WARNING: Cannot display areas, topology not available

.. you can try v.build, but basically the vector file is broken.

I just made a minor change to 5.7's r.contour which might help in the


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