RSAGA (version 1.2.0)

rsaga.get.usage: Usage of SAGA command line modules

Description

rsaga.get.usage provides information on the usage of and arguments required by SAGA command line modules.

Usage

rsaga.get.usage(lib, module, env = rsaga.env(), show = TRUE)

Arguments

lib

name of the SAGA library

module

name or numeric identifier of SAGA module in library lib

env

a SAGA geoprocessing environment as created by rsaga.env()

show

logical (default: TRUE); display usage in the R console?

Value

The character vector with usage information is invisibly returned.

Details

This function is intended to provide information required to use the rsaga.geoprocessor() and for writing your own high-level interface function for SAGA modules. R--SAGA interfaces already exist for some SAGA modules, e.g. rsaga.hillshade(), rsaga.local.morphometry(), but there are many more.

See Also

rsaga.html.help(), rsaga.geoprocessor(), rsaga.env(), rsaga.get.modules()

Examples

# NOT RUN {
rsaga.get.usage("io_grid",1)
rsaga.get.usage("ta_preprocessor",2)
rsaga.get.usage("ta_morphometry",0)
# in SAGA GIS 2.1.0+, compare:
rsaga.html.help("io_grid",1)
# etc.
# }