[GRASS-dev] [GRASS GIS] #545: r.cost warning on negative values

[GRASS GIS]

#545: r.cost warning on negative values
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 Reporter:  pcav         |       Owner:  grass-dev at lists.osgeo.org
     Type:  defect       |      Status:  new                      
 Priority:  major        |   Milestone:  6.4.0                    
Component:  default      |     Version:  6.3.0                    
 Keywords:               |    Platform:  Unspecified              
      Cpu:  Unspecified  |  
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 In case ov even a few negative values, r.cost fails badly (running
 forever).
 If the cost map contains any negative values, it should either
 generate a fatal error, or treat such cells as nulls (exclude them or
 use the null_cost= value) and generate a warning.
 Thanks Glynn for the hint.

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Ticket URL: <https://trac.osgeo.org/grass/ticket/545>
GRASS GIS <http://grass.osgeo.org>