| Wiki Markup |
|---|
{import:NavigationMenu} |
To export shoreline data, which are automatically downloaded from the World Vector Shoreline (National Geospatial-Intelligence Agency - NGA). The resolution of this dataset is about 500 m. “Draw Polygon” to select a polygon inside which extracting the shoreline. “Load Polygon” to load an existing polygon (“.pol”). “Export” to export the polygong in “.ldb” format.