cut.raster: Cut raster based on a shape

In diogosbr/modelos: Modelagem de nicho ecológico

Description

A function to cut a raster based on an informed shapefile.

Usage

cut.raster(abio, shape.dir, extension = ".asc", br = FALSE, plot = TRUE,
  diretorio = "cortados", trim = FALSE)

Arguments

abio	an object with the rasters to be cut. Accepts an object of type RasterStack, generated by the function stack
shape.dir	here are two options. The first is to inform an object in the shapefile format. The second option is to inform a directory containing the shapefile.
extension	extent of the cut rasters. Default is .asc, seewrite.raster for more output format possibilities.
br	logical. If TRUE, use the Brazil shape provided by wrld_simpl. If FALSE (default), use the informed shape.
plot	logical. Plots one of the cut rasters.
trim	logical. If TRUE, exclude pixels with NA (very slow). If FALSE (default), keep the NAs.

Details

When the shapeir argument is a folder where it contains the reference shape, this folder must contain only the shape and its auxiliary files.

Value

Raster files in a folder "Cortados".

Author(s)

Diogo S. B. Rocha

See Also

crop, mask, stack

Examples

fnames <- list.files(path=paste(system.file(package="dismo"), '/ex', sep=''), pattern='grd', full.names=TRUE )
predictors <- raster::stack(fnames)
cut.raster(abio = predictors, br=T, extension = ".tif")

diogosbr/modelos documentation built on May 9, 2019, 5:23 p.m.