pRecipe (version 3.0.1-3)

crop_data: Crop precipitation data sets

Description

The function crop_data crops the data sets using a shapefile mask.

Usage

crop_data(x, y)
# S4 method for Raster
crop_data(x, y)
# S4 method for data.table
crop_data(x, y)
# S4 method for character
crop_data(x, y)

Value

Raster* object; data.table

Arguments

x

Raster* object; data.table (see details); filename (character; see details)

y

filename (character). Path to a *.shp file

Details

If `x` is a data.table, its columns should be named: "lon", "lat", "date", and "value"

If `x` is a filename, it should point to a *.nc file.

Examples

if (FALSE) {
download_data("gldas-vic", tempdir(), timestep = "yearly")
r <- raster::brick(paste0(tempdir(),
"/gldas-vic_tp_mm_land_194801_201412_025_yearly.nc"))
s <- crop_data(r, "cze.shp")
}