grdview - Create 3-D perspective grayshaded/colored image or mesh from a 2-D grd file grdview relief _ file -J parameters [ -B tickinfo ] [ -C cptfile ] [ -E view _ az / view _ el ] [ -G drapefile ] [ -I intensfile ] [ -K ] [ -L [ flags ... ][ label ] ] [ -V ] [ -W type / pen ] [ -X x - shift ] [ -Y y - shift ] [ -Z zlevel ] [ -c copies ] grdview reads a 2-D gridded file and produces a 3-D perspective plot by drawing a mesh, painting a colored/grayshaded ... Default is relief _ file ]. ...