The Linux Manuals (man pages) document is an important part of Linux documents. Linux Manuals are organized as several sections. Each section has a group of commands for a specific area in Linux usage, administration or development.
grdpaste – Join two grids along their common edge Synopsisgrdpaste file_a.nc file_b.nc outfile.nc [ [level] ] [ -f<flags> ] Note: No space is allowed between the option flag and the associated arguments. Descriptiongrdpaste will combine file_a.nc and file_b.nc into outfile.nc by pasting them together along their common edge. Files file_a.nc and file_b.nc must have the…
grdmath – Reverse Polish Notation (RPN) calculator for grids (element by element) Synopsisgrdmath [ min_area[/min_level/max_level][+ag|i|s |S][+r|l][ppercent] ] [ resolution[+] ] [ increment ] [ ] [ ] [ region ] [ [level] ] [ -bi<binary> ] [ -di<nodata> ] [ -f<flags> ] [ -h<headers> ] [ -i<flags> ] [ -n<flags> ] [ -r ] […
grdmask – Create mask grid from polygons or point coverage Synopsisgrdmask pathfiles mask_grd_file] increment region [ [m|p|x|y] ] [ [z|Z|p|P]values ] [ search_radius[unit] ] [ [level] ] [ -bi<binary> ] [ -di<nodata> ] [ -f<flags> ] [ -g<gaps> ] [ -h<headers> ] [ -i<flags> ] [ -r ] [ -x[[-]n] ] [ -:[i|o] ] Note:…
grdlandmask – "Create a ""wet-dry"" mask grid from shoreline data base" Synopsisgrdlandmask mask_grd_file xinc[unit][=|+][/yinc[unit][=|+]] west/east/south/north[r] [ min_area[/min_level/max_level][+ag|i|s |S][+r|l][ppercent] ] [ resolution[+] ] [ maskvalues[o] ] [ [level] ] [ -r ] Note: No space is allowed between the option flag and the associated arguments. Descriptiongrdlandmask reads the selected shoreline database and uses that information to…
grdinfo – Extract information from grids Synopsisgrdinfo grdfiles [ ] [ ] [ [dx[/dy]|r|b] ] [ [0|1|2] ] [ ] [ region ] [ [s]dz ] [ [level] ] [ -f<flags> ] Note: No space is allowed between the option flag and the associated arguments. Descriptiongrdinfo reads a 2-D binary grid file and reports metadata…
grdimage – Project grids or images and plot them on maps Synopsisgrdimage grd_z | grd_r grd_g grd_b [ out_img=driver ] [ cpt ] [ [r] ] [ i[|dpi] ] parameters [ [f|b]color ] [ intensfile|intensity ] [ z|-Zparameters ] [ ] [ ] [ ] [ ] [ ] [ ] [ west/east/south/north[/zmin/zmax][r] ] […
grdhisteq – Perform histogram equalization for a grid Synopsisgrdhisteq in_grdfile [ out_grdfile ] [ n_cells ] [ [file] ] [ [norm] ] [ ] region [level] Note: No space is allowed between the option flag and the associated arguments. Descriptiongrdhisteq allows the user to find the data values which divide a given grid file into…
grdgravmag3d – Compute the gravity effect of a grid by the method of Okabe Synopsisgrdgravmag3d grdfile_top [grdfile_bot] [ density ] [ thick ] [ xy_file ] [ outgrid ] [ <…> ] [ increment ] [ z_obs ] [ [nn_pad]|[pad_dist]|[<w/e/s/n>] ] [ region ] [ radius ] [ [level] ] [ level[b|t] ] [ -fg…
grdgradient – Compute directional derivative or gradient from a grid Synopsisgrdgradient in_grdfile out_grdfile [ azim[/azim2] ] [ [a][c][o][n] ] [ [s|p]azim/elev[/ambient/diffuse/specular/shine] ] [ flag ] [ [e][t][amp][/sigma[/offset]] ] [ region ] [ slopefile ] [ [level] ] [ -fg ] [ -n<flags> ] Note: No space is allowed between the option flag and the associated…
grdflexure – Compute flexural deformation of 3-D surfaces for various rheologies Synopsisgrdflexure topogrd rm/rl[/ri]/rw Te[u] outgrid [ Nx/Ny/Nxy ] [ ppoisson ] [ yYoung ] [ nu_a[/h_a/nu_m] ] [ list ] [ [f|q|s|nx/ny][+a|d|h|l][+e|n|m][+twidth][+w[suffix]][+z[p]] [ beta ] [ -Tt0[u][/t1[u]/dt[u]|n][+l] ] [ [level] ] [ wd] [ zm] [ -fg ] Note: No space is allowed between…
grdfilter – Filter a grid in the space (or time) domain Synopsisgrdfilter ingrid distance_flag xwidth[/width2][modifiers] outgrid [ increment ] [ i|p|r ] [ region ] [ ] [ [level] ] [ -f<flags> ] Note: No space is allowed between the option flag and the associated arguments. Descriptiongrdfilter will filter a grid file in the time…
grdfft – Do mathematical operations on grids in the wavenumber (or frequency) domain Synopsisgrdfft ingrid [ ingrid2 ] outfile [ azimuth ] [ zlevel ] [ [scale|g] ] [ [r|x|y][w[k]] ] [ [r|x|y]params ] [ [scale|g] ] [ [f|q|s|nx/ny][+a|d|h|l][+e|n|m][+twidth][+w[suffix]][+z[p]] ] [ scale ] [ [level] ] [ -fg ] Note: No space is allowed between…
grdedit – Modify header or content of a grid Synopsisgrdedit grid [ ] [ xname/yname/zname/scale/offset/invalid/title/remark ] [ [a|h|l|r|t|v] ] [ outgrid ] [ parameters ] [ table ] [ region ] [ ] [ ] [ [level] ] [ -bi<binary> ] [ -di<nodata> ] [ -f<flags> ] [ -i<flags> ] [ -:[i|o] ] Note: No…
grdcut – Extract subregion from a grid Synopsisgrdcut ingrid outgrid region [ [nodata] ] [ [n]lon/lat/radius[unit] ] [ [level] ] [ [n|r]min/max ] [ -f<flags> ] Note: No space is allowed between the option flag and the associated arguments. Descriptiongrdcut will produce a new outgrid file which is a subregion of ingrid. The subregion is…
grdconvert – Convert between different grid formats Synopsisgrdconvert ingrdfile[=id[/scale/offset[/NaNvalue]]] outgrdfile[=id[/scale/offset[/NaNvalue]][:driver[/datatype]]] [ ] [ region ] [ [level] ] [ -f<flags> ] Note: No space is allowed between the option flag and the associated arguments. Descriptiongrdconvert reads a grid file in one format and writes it out using another format. As an option the user may…
grdcontour – Make contour map using a grid Synopsisgrdcontour grid [+]cont_int|cpt parameters [ [–|[+]annot_int][labelinfo] ] [ [p|s]parameters ] [ <template> ] [ [l|r] ] [ [d|f|n|l|L|x|X]params ] [ z|Zparameters ] [ ] [ low/high ] [ ] [ ] [ cut ] [ west/east/south/north[/zmin/zmax][r] ] [ smoothfactor ] [ [+|-][+dgap[/length]][+l[labels]] ] [ [just/dx/dy/][c|label] ] […
grdclip – Clip the range of grids Synopsisgrdclip ingrid outgrid [ region ] [ ahigh/above ] [ blow/below ] [ ilow/high/between ] [ rold/new ] [ [level] ] Note: No space is allowed between the option flag and the associated arguments. Descriptiongrdclip will set values < low to below and/or values > high to above….
grdblend – Blend several partially over-lapping grids into one large grid Synopsisgrdblend [ blendfile | grid1 grid2 … ] outgrid [ increment ] [ region ] [ f|l|o|u ] [ nodata ] [ ] [ scale ] [ [level] ] [ [z] ] [ -f<flags> ] [ -r ] Note: No space is allowed between…
grd2xyz – Convert grid file to data table Synopsisgrd2xyz grid [ [f|i] ] [ region ] [ [level] ] [ [weight] ] [ [flags] ] [ -bo<binary> ] [ -d<nodata> ] [ -f<flags> ] [ -ho[n] ] [ -o<flags> ] [ -s<flags> ] Note: No space is allowed between the option flag and the associated…
grd2rgb – Write r/g/b grid files from a grid file, a raw RGB file, or SUN rasterfile Synopsisgrd2rgb infile template [ cpt ] [ xinc[m|s][/yinc[m|s]] ] [ layer ] region [level] [ width/height[/n_bytes] ] [ -r ] Note: No space is allowed between the option flag and the associated arguments. Descriptiongrd2rgb reads one of three…