mytitle= "Skagerak circulation"
x1= 50 ; Leftmost grid point to depict, for dimension x or lon x2=150 ; Rightmost grid point to depict y1= 45 ; Lowermost grid point to depict, for dimension y or lat y2=120 ; Uppermost grid point to depictin order to zoom in
vsz= 0.04 ; Size (length) of reference vector vsp= 0.20 ; Speed of reference vector vd = 0.04 ; Distance between vectors curly_on= 1 ; =1: Use curly vectors, otherwise, use standard vectors
Finally, the following command was issued:
mvector.sh 4d bio4km_uv.nc u v 1 1 43 -25
By executing this command, a set of ppm & gif images for time step no. 1 through 43 results. When the gif images assembled as an animation, the result is:
mvector.sh --help mvector.sh / ncl-metno 1.2 >>> >>> >>> Syntax: >>> ======= >>> >>> NOTE: This script will provide a set of output files, where >>> the value of the final (3rd or 4th) dimension changes from >>> one output file to the next. Below, we assume that this >>> dimension is time. >>> >>> ...if <option> is 4d or 4dmap: >>> mvector.sh <option> <file> <u> <v> <depth> <first> <last> (<step>) >>> ...if <option> is 3d or 3dmap: >>> mvector.sh <option> <file> <u> <v> <first> <last> (<step>) >>> where >>> <option> specifies dimensions and geo- or nongeo-grid >>> implemented: >>> [34]d - [34]D fields >>> [34]dmap - [34]D fields, dims. are lon & lat >>> ...[34]dmap will be displayed on a geogr. map >>> <file> name of the netcdf file >>> <u> name of variable w/ velocity in the x-direction >>> on the netcdf file (case sensitive) >>> <v> name of variable w/ velocity in the y-direction >>> on the netcdf file (case sensitive) >>> <depth> vertical level no. >>> <first> first time step no. >>> <last> last time step no. >>> <step> time step between consequtive frames >>> (optional, set to 1 if not specified by user) >>> <delay> frame delay in ms (optional, set to 10 if not specified by user) >>> >>> The script will produce a gif animation. >>> >>> >>> User specifications: >>> ==================== >>> >>> By copying the default spec.s from