oce (version 0.1-82)

read.topo: Read an topography file

Description

Read a file that contains topographic data in the ETOPO2 dataset, as provided by the NOAA website.

Usage

read.topo(file, log.action, ...)

Arguments

file

name of a file containing an ETOPO2 dataset.

log.action

if provided, the action item to be stored in the log. (Typically only provided for internal calls; the default that it provides is better for normal calls by a user.)

...

additional arguments, passed to called routines.

Value

• An object of type class "topo", which is a list containing the following items.
• data
  a data frame containing lat, lon, and z
• metadata
  a list containing the source filename
• processing.log
  a processing log, in the standard oce format.

References

http://www.ngdc.noaa.gov/mgg/gdas/gd_designagrid.html

Examples

library(oce)
topo.maritimes <- read.topo("~/maritimes.asc")
plot(topo.maritimes)