Find the closest point of the FIELD grid to the specified position

Find the closest point of the FIELD grid to the specified position

Usage

closest_point_field(x, lat = NULL, closest = 1L, ...)

Arguments

x

vector of coordinates in the form longitude/latitude data frame

lat

alternatively, x and lat can be vector of the same length

closest

an integer to specify the number of point to output.

...

currently unused

Value

a list with two components: the closest point(s) of the grid and the distance (s).

Examples

# Ensure that data package is available before running the example.
#  If it is not, see the `resourcecode` package vignette for details
# on installing the required data package.
if (requireNamespace("resourcecodedata", quietly = TRUE)) {
  semrev_west <- closest_point_field(c(-2.786, 47.239))
  semrev_west
}
#> $point
#> [1] 120155
#> 
#> $distance
#> [1] 288.0243
#>