[GRASS-dev] [GRASS GIS] #1788: r.viewshed binary flag (-b) not working correctly

[GRASS GIS]

#1788: r.viewshed binary flag (-b) not working correctly
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  Reporter:  cmbarton     |      Owner:  grass-dev@…
      Type:  defect       |     Status:  reopened
  Priority:  normal       |  Milestone:  7.0.0
 Component:  Raster       |    Version:  svn-trunk
Resolution:               |   Keywords:  r.viewshed
       CPU:  Unspecified  |   Platform:  Unspecified
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Changes (by annakrat):

 * status:  closed => reopened
 * resolution:  fixed =>


Comment:

 Reopened because it works only when using internal memory. When using
 external memory mode, binary output gives 1 and nulls. It doesn't seem to
 be so easily fixable as the in-memory case, because I can't find an easy
 way to find out which cell should be 0 and which should be null.

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Ticket URL: <http://trac.osgeo.org/grass/ticket/1788#comment:4>
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