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.
NAME gmttrack – A shiptrack plotting program SYNOPSIS gmttrack leg-ids -Rwest/east/south/north[r] -Jparameters [ -B[p|s]parameters ] [ -Mtrackticks ] [ -Wpen[red/green/blue][OA] ] [ -A[size] ] [ -K ] [ -O ] [ -P ] [ -U[just/dx/dy/][c|label] ] [ -V ] [ -X[a|c|r][x-shift[u]] ] [ -Y[a|c|r][y-shift[u]] ] [ -ccopies ] DESCRIPTION gmttrack reads gmt cruises and creates…
NAME gmtswitch – Switching between different GMT versions SYNOPSIS gmtswitch [ D | version ] INTRODUCTION gmtswitch helps you modify your environment to allow for the switching back and forth between several installed GMT versions, in particular GMT 5 and versions from the GMT 4 series. It works by maintaining a list of directories to…
NAME gmtstitch – Join line segments whose end points match within tolerance SYNOPSIS gmtstitch [ infiles ] [ -C[closed] ] [ -D[template] ] [ -H[i][nrec] ] [ -L[linkfile] ] [ -Q[template] ] [ -Tcutoff[m|c|e|E|k|K][/nn_dist] ] [ -V ] [ -:[i|o] ] [ -b[i|o][s|S|d|D[ncol]|c[var1/…]] ] [ -bo[s|S|d|D[ncol]|c[var1/…]] ] [ -m[i|o][flag] ] DESCRIPTION gmtstitch reads one or…
NAME gmtspatial – Do geospatial operations on lines and polygons SYNOPSIS gmtspatial [ table ] [ [amin_dist][unit]] [ ] [ [+ffile][+aamax][+ddmax][+c|Ccmax][+sfact] ] [ +|– ] [ [l] ] [ -I[e|i] ] [ pfile[+a][+pstart][+r][+z] ] [ [[–|+]*unit*][+h][+l][+p] ] [ region ] [ i|u|s|j ] [ [clippolygon] ] [ [level] ] [ -b<binary> ] [ -d<nodata> ]…
NAME gmtsimplify – Line reduction using the Douglas-Peucker algorithm SYNOPSIS gmtsimplify [ table ] tolerance[unit] [ [level] ] [ -b<binary> ] [ -d<nodata> ] [ -f<flags> ] [ -g<gaps> ] [ -h<headers> ] [ -i<flags> ] [ -o<flags> ] [ -:[i|o] ] Note: No space is allowed between the option flag and the associated arguments….
NAME gmtset – Change individual GMT default parameters SYNOPSIS gmtset [ | [s|u] | defaultsfile ] [ –[BJRXxYycp]value ] PARAMETER1 [=] value1 PARAMETER2 [=] value2 PARAMETER3 [=] value3 Note: No space is allowed between the option flag and the associated arguments. DESCRIPTION gmtset will adjust individual GMT defaults settings in the current directory’s gmt.conf file….
NAME gmtselect – Select data table subsets based on multiple spatial criteria SYNOPSIS gmtselect [ table ] [ min_area[/min_level/max_level][+ag|i|s|S][+r|l][ppercent] ] [ dist[unit]/ptfile ] [ resolution[+] ] [ [fn] ] [ polygonfile ] [ -I[cflrsz] ] [ parameters ] [ [p]dist[unit]/linefile ] [ maskvalues ] [ region ] [ min[/max][+ccol] ] [ [level] ] [ -b<binary>…
NAME gmtregress – Linear regression of 1-D data sets SYNOPSIS gmtregress [ table ] [ min/max/inc ] [ level ] [ x|y|o|r ] [ flags ] [ 1|2|r|w ] [ [r] ] [ min/max/inc | n ] [ [w][x][y][r] ] [ [level] ] [ -a<flags> ] [ -b<binary> ] [ -g<gaps> ] [ -h<headers> ]…
NAME gmtpath – Get full pathname for gmt files SYNOPSIS gmtpath leg-ids DESCRIPTION gmtpath returns the full pathname to one or more gmt-files. The pathname returned for a given cruise may change with time due to reshuffling of disks/subdirectories. leg-ids Can be one or more gmtleg-names, like c2610. Use `cat list_of_legs` to pass all the…
NAME gmtmath – Reverse Polish Notation (RPN) calculator for data tables SYNOPSIS gmtmath [ t_f(t).d[+e][+s|w] ] [ cols ] [ eigen ] [ ] [ n_col[/t_col] ] [ ] [ [f|l] ] [ t_min/t_max/t_inc[+]|tfile ] [ [level] ] [ -b<binary> ] [ -d<nodata> ] [ -f<flags> ] [ -g<gaps> ] [ -h<headers> ] [ -i<flags>…
NAME gmtlogo – Adding a GMT graphics logo overlay to an illustration SYNOPSIS gmtlogo [ [g|j|J|n|x]refpoint+wwidth[+jjustify][+odx[/dy]] ] [ [+cclearances][+gfill][+i[[gap/]*pen*]][+p[pen]][+r[radius]][+s[[dx/dy/][shade]]] ] [ parameters ] [ z|Zparameters ] [ ] [ ] [ ] [ west/east/south/north[/zmin/zmax][r] ] [ [just/dx/dy/][c|label] ] [ [level] ] [ x_offset ] [ y_offset ] [ -ccopies ] [ -t<transp> ] Note: No…
NAME gmtlist – A data-extractor for <legid>.gmt files SYNOPSIS gmtlist leg-ids [ -Ccorrectionfile ] [ -Dastartdate ] [ -Dbstopdate ] [ -Fflags ] [ -G ] [ -H[i][nrec] ] [ -Rwest/east/south/north[r] ] [ -Sastartdist ] [ -Sbstopdist ] [ -V ] [ -Wweight ] [ -bo[s|S|d|D[ncol]|c[var1/…]] ] DESCRIPTION gmtlist reads <legid>.gmt files and produces an…
NAME gmtlegs – Find cruises in a given region SYNOPSIS gmtlegs -Rwest/east/south/north[r] [ -G ] [ -M ] [ -T ] [ -L ] [ -V ] DESCRIPTION gmtlegs will report the name of all the cruises that happened to be wholly or partially inside the specified region. As an option, only those cruises that…
NAME gmtinfo – Return information about data tables SYNOPSIS gmtinfo [ table ] [ a|f|s ] [ ] [ [dx[/dy]] ] [ L|l|H|hcol ] [ [p|f|s]dx[/dy[/dz…] ] [ [x][y] ] [ dz[/col] ] [ [level] ] [ -bi<binary> ] [ -di<nodata> ] [ -f<flags> ] [ -g<gaps> ] [ -h<headers> ] [ -i<flags> ] […
NAME gmtgravmag3d – Compute the gravity/magnetic effect of a body by the method of Okabe SYNOPSIS gmtgravmag3d [[d]xyz_file/vert_file[/m]]|[r|s]raw_file [ density ] [ ] [ thickness ] [ xy_file ] [ outputgrid ] [ f_dec/f_dip/m_int/m_dec/m_dip ] [ z_observation ] [ radius ] [ level ] [ [level] ] [ -fg] Note: No space is allowed between…
NAME gmtget – Get individual GMT default parameters SYNOPSIS gmtget [ defaultsfile ] [ ] PARAMETER1 [ PARAMETER2 PARAMETER3 … ] Note: No space is allowed between the option flag and the associated arguments. DESCRIPTION gmtget will list the value of one or more GMT default parameters. REQUIRED ARGUMENTS PARAMETER Provide one or several parameters…
NAME gmtflexure – Compute flexural deformation of 2-D loads, forces, bending and moments SYNOPSIS gmtflexure rm/rl[/ri]/rw -ETe[u]|D|file [ [l|r][/args] ] [ pPoisson ] [ yYoung ] [ force ] [ args] [ ] [ wfile] [ [level] ] [ wd] [ zm] [ -bi<binary> ] [ -i<flags> ] [ -o<flags> ] Note: No space is…
NAME gmtdp – Line reduction using the Douglas-Peucker algorithm SYNOPSIS gmtdp infiles -Ttolerance [ -H[i][nrec] ] [ -V ] [ -:[i|o] ] [ -b[i|o][s|S|d|D[ncol]|c[var1/…]] ] [ -bo[s|S|d|D[ncol]|c[var1/…]] ] [ -m[i|o][flag] ] DESCRIPTION gmtdp reads one or more data files (which may be multisegment files; see -m) and apply the Douglas-Peucker line simplification algorithm. The method…
NAME gmtdigitize – Digitizing and Inverse map transformation of map x/y coordinates SYNOPSIS gmtdigitize -Jparameters -Rwest/east/south/north[r] [ -A ] [ -Cdevice ] [ -Dlimit ] [ -F ] [ -H[i][nrec] ] [ -Llpi ] [ -Nnamestem ] [ -S ] [ -V ] [ -Zk|v ] [ -bo[s|S|d|D[ncol]|c[var1/…]] ] [ -m[flag] ] [ > output.d…
NAME gmtdefaults – List current GMT default parameters SYNOPSIS gmtdefaults [ [u|s] ] Note: No space is allowed between the option flag and the associated arguments. DESCRIPTION gmtdefaults lists the GMT parameter defaults if the option -D is used. There are three ways to change some of the settings: (1) Use the command gmtset, (2)…