id summary reporter owner description type status priority milestone component version resolution keywords cc cpu platform 649 Nonsensical results from r.resamp.interp with certain region settings sorokine grass-dev@… "I am resampling a raster to higher resolution using bilinear or bicubic methods but I am getting erroneous result. == Steps to reproduce and more information: == {{{ r.info rast1 ... | Type of Map: raster Number of Categories: 255 | | Data Type: FCELL | | Rows: 128 | | Columns: 256 | | Total Cells: 32768 | | Projection: Latitude-Longitude | | N: 89:37:40.633467N S: 90S Res: 1:24:12.036199 | | E: 179:17:48.75E W: 179:17:48.75E Res: 1:24:22.5 | | Range of data: min = 0.000000 max = 0.000000 | ... r.region rast=rast1 g.region nsres=0.2 ewres=0.2 r.resamp.interp --o input=rast1 output=rast1resampled }}} rast1resampled does not look like anything close to expected. == Workaround == Shove 3 degrees from the region before resampling: {{{ g.region n=87 s=-87 w=-177 e=177 }}} Resampled raster will be correct. " defect new normal 6.4.6 Raster 6.3.0 r.resamp.interp OSX/Intel MacOSX