RSAGA (version 1.4.0)

rsaga.filter.simple: Simple Filters

Description

Apply a smoothing, sharpening or edge filter to a SAGA grid.

Usage

rsaga.filter.simple(
  in.grid,
  out.grid,
  mode = "circle",
  method = c("smooth", "sharpen", "edge"),
  radius,
  env = rsaga.env(),
  ...
)

Value

The type of object returned depends on the intern argument passed to the rsaga.geoprocessor(). For intern=FALSE it is a numerical error code (0: success), or otherwise (the default) a character vector with the module's console output.

Arguments

in.grid

input: SAGA grid file (default file extension: .sgrd)

out.grid

output: SAGA grid file

mode

character or numeric: shape of moving window, either "square" (=0) or "circle" (=1, default)

method

character or numeric: "smooth" (=0), "sharpen" (=1), or "edge" (=2)

radius

positive integer: radius of moving window

env

list, setting up a SAGA geoprocessing environment as created by rsaga.env()

...

optional arguments to be passed to rsaga.geoprocessor(), including the env RSAGA geoprocessing environment

Author

Alexander Brenning (R interface), Olaf Conrad (SAGA module)

See Also

rsaga.filter.gauss()

Examples

if (FALSE) rsaga.filter.simple("dem","dem-smooth",radius=4)