AspEdit manual Countries
PurposeAspEdit can use country files, located in the borders folder, for the following:
The borders and coastlines offered with the AspEdit package
are data based on GSHHG and WDBII See www.ngdc.noaa.gov/mgg/shorelines
Country file formatYou can create / edit the country files as desired. Adhere to the following rules:
ResolutionExported OpenAir files use the points in the border files. Too high resolution will result in an excessive number of points in the OpenAir files, too low resolution will result in too coarse definition. The resolution in the files delivered in the package are a good compromise. They are based on the "h" files of GSHHG and WDBII.
Common borders with 3 or more countries.It is important that the borders between countries consist of common points.
The example in the drawing below will cause problems: point 1156 (of country A) doesn't match with point 1140 (of country B). The add / subtract shapes function will not work:
The image below shows how it should be:
You can use the AspEdit country editing functions to adjust common points.
Editing countries from AspEditIn the combo-box at the top of the list, select "Countries".
double click on the country to be edited, the Country dialog box will open.