On Wed, Jul 15, 2009 at 12:18 PM, Markus Metz<[email protected]> wrote: > g.region rast=mymap > r.mapcalc "mymap.copy = mymap" > > Displaying both maps or r.univar gives vastly different results. > This corrupted output is not restricted to r.mapcalc but seems to be > true for all raster modules. > > grass7 updated today, no changes in my local copy, two different > independent systems. > > I know rasterlib in grass7 is work in progress, but I just wanted to > mention it, also ask if someone else observed this problem.
I can confirm: GRASS 7.0.svn (spearfish60):~/grass70 > g.region rast=elevation.dem GRASS 7.0.svn (spearfish60):~/grass70 > r.mapcalc "new = elevation.dem" 100% GRASS 7.0.svn (spearfish60):~/grass70 > r.univar -g elevation.dem n=292317 null_cells=2661 min=1066 max=1840 range=774 mean=1353.66931789804 mean_of_abs=1353.66931789804 stddev=177.040679835105 variance=31343.402316476 coeff_var=13.0785766874004 sum=395700554 GRASS 7.0.svn (spearfish60):~/grass70 > r.univar -g new n=292317 null_cells=2661 min=0 max=255 range=255 mean=133.548757000106 mean_of_abs=133.548757000106 stddev=67.9064484591162 variance=4611.28574233061 coeff_var=50.8476828871288 sum=39038572 No good. GRASS 7.0.svn (spearfish60):~/grass70 > r.mapcalc "new_fp = elevation.10m" 100% GRASS 7.0.svn (spearfish60):~/grass70 > r.univar -g elevation.10m n=294978 null_cells=0 min=1061.116211 max=1845.375488 range=784.259277 mean=1348.37227305679 mean_of_abs=1348.37227305679 stddev=175.494048553447 variance=30798.1610776796 coeff_var=13.0152519493447 sum=397740156.3617459536 GRASS 7.0.svn (spearfish60):~/grass70 > r.univar -g new_fp WARNING: Error reading map <new_fp@>, row 292 ERROR: Reading row 292 ... even worse... Markus _______________________________________________ grass-dev mailing list [email protected] http://lists.osgeo.org/mailman/listinfo/grass-dev
