[GRASS-dev] Re: [GRASS GIS] #1057: r.slope.aspect: add -c option

[GRASS GIS]

#1057: r.slope.aspect: add -c option
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  Reporter:  paoloC       |       Owner:  grass-dev at lists.osgeo.org
      Type:  enhancement  |      Status:  new                      
  Priority:  normal       |   Milestone:  7.0.0                    
 Component:  Raster       |     Version:  svn-trunk                
Resolution:               |    Keywords:  r.slope.aspect           
  Platform:  Unspecified  |         Cpu:  Unspecified              
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Comment (by hamish):

 it's pretty easy to do this by hand:
 {{{
 r.mapcalc "compass_aspect = 90 - theta_aspect"
 }}}

 and maybe a `if(aspect < 0) {aspect = aspect + 360 }` step after.


 Hamish

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Ticket URL: <http://trac.osgeo.org/grass/ticket/1057#comment:2>
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