[R-sig-Geo] Tiled processing rgrass7

Vinicio Lima v|n|c|ovc| @end|ng |rom gm@||@com
Fri May 22 16:51:28 CEST 2020


Dears,



I'm running GRASS 7.8.3 from within R, my goal is to run r.surf.contour to
generate a DEM from a vector file of contour lines.



To overcome the low memory, I tiled the contour lines after converting them
to raster. Now I don't know how to access the tiles in the mapset to apply
r.surf.contour.



When I map the tiles in the mapset and try to store the grass names in an
object in R, I get an empty object.



grass.names <- execGRASS(cmd="g.list", type='raster',
pattern='r_contours_tile*')



Can someone indicate some material or a concrete example of how to run a
GRASS tool on tiled data using rgrass7?



sessionInfo()

R version 3.6.2 (2019-12-12)

Platform: x86_64-w64-mingw32/x64 (64-bit)

Running under: Windows 10 x64 (build 17134)

attached packages:

[1] rgrass7_0.2-1 XML_3.99-0.3  link2GI_0.4.3



-- 
Vinício C. Lima
Geo Analyst
*Arauco Brasil **www.arauco.c* <http://www.arauco.cl/>*om.br
<http://om.br/>*

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