R/kern.plot.R

In SPEI: Calculation of the Standardized Precipitation-Evapotranspiration Index

#' @title Plot the kern object
#' @description See kern
#' @details See kern
#' @rdname Kernel-functions
#' @importFrom graphics plot par
#' @export
#'
kern.plot <- function(scale = 12, shift = 0) {
  par(mfrow = c(2, 2))
  plot(c(kern(scale, "rectangular", shift), 0),
    type = "s",
    xlab = "", ylab = "", main = "rectangular"
  )
  plot(c(kern(scale, "triangular", shift), 0),
    type = "s",
    xlab = "", ylab = "", main = "triangular"
  )
  plot(c(kern(scale, "circular", shift), 0),
    type = "s",
    xlab = "", ylab = "", main = "circular"
  )
  plot(c(kern(scale, "gaussian", shift), 0),
    type = "s",
    xlab = "", ylab = "", main = "gaussian"
  )
}