atpol_div {atpolR}

atpol_div creates ATPOL grid divided by 2, 4 or 5 (based on divider parameter) and returns it as sf object. Useful for grids like 5 x 5 km (divider = 2), 250 x 250 m (divider = 4) or 20 x 20 m (divider = 5). For details see Verey and Komsta (2018)

Description

atpol_div creates ATPOL grid divided by 2, 4 or 5 (based on divider parameter) and returns it as sf object. Useful for grids like 5 x 5 km (divider = 2), 250 x 250 m (divider = 4) or 20 x 20 m (divider = 5). For details see Verey and Komsta (2018)

Usage

atpol_div(grid, divider)

Arguments

grid

any valid ATPOL grid like "BE" or "DC5128"

divider

divide by parameter: 2, 4, 5

Value

Simple Feature (sf) grid of polygons for ATPOL grid divided by 2, 4 or 5

References

Marek Verey, Łukasz Komsta (2018). “Standaryzacja zapisu podziałów siatki ATPOL.” Fragmenta Floristica et Geobotanica Polonica, 25(1), 107–111. Number: 1, http://bomax.botany.pl/pubs-new/#article-4302.

Examples

atpol_div("BE", 2)
atpol_div(grid = c("BE23", "DC5128"), divider = 4)