[GRASS-user] Vector Overlay Issues

Eddie eddie at mailforce.net
Thu Feb 14 11:34:56 EST 2008


It is the *or* operation I need. I want all areas of both vector files
to be in the new file. And any overlap to create new categories. I
should then be able use v.reclass based on the old a and b cat values to
consolidate the new categories that contain both, no?

On Thu, 2008-02-14 at 08:09 -0700, Michael Barton wrote:
> I'm not positive what kind of output you are hoping for, but it  
> sounds like you should be using the *and* operator instead of the  
> *or* operator. "And" does an intersection (normally what you want for  
> a model like you describe), and "or" does a union.
> 
> Michael



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