route_nearest_point {stplanr} | R Documentation |
Find nearest route to a given point
Description
This function was written as a drop-in replacement for sf::st_nearest_feature()
,
which only works with recent versions of GEOS.
Usage
route_nearest_point(r, p, id_out = FALSE)
Arguments
r |
The input route object from which the nearest route is to be found |
p |
The point whose nearest route will be found |
id_out |
Should the index of the matching feature be returned? |
Examples
r <- routes_fast_sf[2:6, NULL]
p <- sf::st_sfc(sf::st_point(c(-1.540, 53.826)), crs = sf::st_crs(r))
route_nearest_point(r, p, id_out = TRUE)
r_nearest <- route_nearest_point(r, p)
plot(r$geometry)
plot(p, add = TRUE)
plot(r_nearest, lwd = 5, add = TRUE)
[Package stplanr version 1.2.1 Index]