osmtile_bbox {RgoogleMaps}

compute the bounding box of an OpenStreetmap tile

Description

inspired by osmtile from the package OpenStreetmap

returns the Mercator projection bounding box

Usage

osmtile_bbox(x = 61, y = 41, zoom = 7, minim = -20037508)

Arguments

x

x tile coordinate

y

x tile coordinate

zoom

zoom level

minim

parameter for OSM projection

Value

bounding box, Mercator projection

Author(s)

Markus Loecher