[GRASS-user] r.slope.aspect: Unexpected Results

[Markus Metz]

Glynn Clements wrote:
> Rich Shepard wrote:
>
>   
>> Source map (demNW raster map):
>>     
>
>   
>> nsres:      32.82281055
>> ewres:      32.82281055
>>     
>
>   
>>    Resolution in feet.
>>
>> Cropped map (abernethy vector boundary map):
>>     
>
>   
>> nsres:      4.99982001
>> ewres:      4.99979979
>>     
>
>   
>>    Resolution in metres.
>>     
>
> 32.82281055 international feet is 10.00439265564 metres.
>
> 32.82281055 US survey feet is 10.00441266446533 metres.
>   
I don't think it is possible to have different units within the same 
location because units are set globally in PERMANENT/PROJ_UNITS. Is it?