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3 years ago
#' Compute Sun Rise/Set Times, Start/End of Twilight, and the
#' Length of the Day at Any Date and Latitude
#'
#' A wrapper for Paul Schlyter's C-based library for computing
#' sunrise, sunset, twilight start and end, plus the length of day for
#' a given data and coordinates.
#'
#' @md
#' @name daybreak
#' @keywords internal
#' @author Bob Rudis (bob@@rud.is)
3 years ago
#' @useDynLib daybreak, .registration = TRUE
"_PACKAGE"