flightpathr

Tools to analyze aircraft and flight path data.
git clone https://git.eamoncaddigan.net/flightpathr.git
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coercePath.R (846B)

      1 # Functions to coerce objects into instances of flightpath. Right now
      2 # these are pretty dumb; in the future it would be smart to look for columns
      3 # that look like, e.g., longitude, latitude, and altitude.
      4 
      5 #' Attempt to coerce an object into an instance of \code{flightpath}.
      6 #' @export
      7 as.flightpath <- function(x) UseMethod("as.flightpath", x)
      8 
      9 #' @method as.flightpath flightpath
     10 #' @export
     11 as.flightpath.flightpath <- function(x) {
     12   return(x)
     13 }
     14 
     15 #' @method as.flightpath data.frame
     16 #' @export
     17 as.flightpath.data.frame <- function(x) {
     18   return(do.call(createTrajectory, as.list(unname(x))))
     19 }
     20 
     21 #' @method as.flightpath matrix
     22 #' @export
     23 as.flightpath.matrix <- function(x) {
     24   return(as.flightpath.data.frame(as.data.frame(x)))
     25 }
     26 
     27 as.flightpath.SpatialPoints <- function(x) {
     28   return(as.flightpath.matrix(as.matrix(sp::coordinates(x))))
     29 }