Currently the overlap calculation doesn't work across the antimeridian (-180°/180° longitude). A solution, which I have tested before, is to use the antimeridian line to split polygons into parts on either side of it before computing overlap. Maybe could use this package.
Currently the overlap calculation doesn't work across the antimeridian (-180°/180° longitude). A solution, which I have tested before, is to use the antimeridian line to split polygons into parts on either side of it before computing overlap. Maybe could use this package.