[GRASS-stats] Re: spgrass and double precision data??

Jarek Jasiewicz jarekj at amu.edu.pl
Mon Aug 30 12:51:55 EDT 2010


Roger Bivand pisze:
> On Mon, 30 Aug 2010, Jarek Jasiewicz wrote:
>
>> Hi.
>>
>> It may be solved problem because I use little older R version and 
>> spgrass,
>> R version 2.10.0 (2009-10-26), spgrass 0.6-11:
>
> This was fixed in spgrass 0.6-16.
>
> Roger
>
>>
>> but if not, the problem seems to be clear:
>>
>>
>> r=readRAST6("elevation.10m", plugin=FALSE)
>> WARNING: Precision loss: Float32 can not preserve the DCELL precision of
>>        raster <elevation.10m>. This can be avoided by using Float64
>> ERROR: Raster export aborted.
>> CPL ERROR 4: 
>> `/home/jarekj/grassdata/spearfish60/horton/.tmp/jarekj/elevation.10m' 
>> does not exist in the file system,
>> and is not recognised as a supported dataset name.
>>
>> Error in .local(.Object, ...) :
>> `/home/jarekj/grassdata/spearfish60/horton/.tmp/jarekj/elevation.10m' 
>> does not exist in the file system,
>> and is not recognised as a supported dataset name.
>>
>> it seems spgrass do not like DCELL maps
>> Jarek
>>
>>
>>
>>
>
thanks
J.


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