grdsample - Resample a grd file onto a new grid grdsample in _ grdfile -G out _ grdfile [ -F ] [ -I dx [ m|c ][/ dy [ m|c ]] ] [ -L flag ] [ -N nx / ny ] [ -Q ] [ -R west / east / south / north [ r ] ] [ -T ] [ -V ] grdsample reads a grdfile and interpolates it to create a new grdfile with either: a different registration ( -T ); or, a new grid-spacing ( -I ) or number of nodes ( -N ), and perhaps also a new sub-region ( -R ). ... G The name of the output grd file. ... Default is grid registration]. ...