[GRASSLIST:5025] shaded reliefI

[Carlos Henrique Grohmann de Carvalho]

I was thinking about the shaded relief images produced by GRASS. 
 
What would it be the illuminant elevation? and how can I change de 
illuminant orientation?
 

 
thanks to all
 

 
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   Carlos Henrique Grohmann de Carvalho - Guano   
 
    Geólogo - Geologist   Msc Student IGc-USP 
 
   Linux User #89721  PGP key: www.keyserver.net
 
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