Note: This document is for an older version of GRASS GIS that has been discontinued. You should upgrade, and read the current manual page.
The user can get coastline data in Mapgen or Matlab format from NOAA's Coastline Extractor at http://www.ngdc.noaa.gov/mgg/shorelines/shorelines.html.
Matlab vector line maps are simply a series of "x y" data points. Lines
are separated by a row containing NaN NaN.
Output from Matlab with this command:
save filename.txt arrayname -ASCII
The user can import 3D lines from Matlab by exporting a 3 column array and using the -z flag.
Available at: v.in.mapgen source code (history)
Latest change: Thursday Jan 26 14:10:26 2023 in commit: cdd84c130cea04b204479e2efdc75c742efc4843
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