##' QGIS Algorithm provided by SAGA Next Gen Wetness (sagang:wetness). ---------------- Arguments ---------------- DEM: DEM Argument type: raster Acceptable values: - Path to a raster layer Cmin: Min hydraulic conductivity grid (m/hr) (optional) Argument type: raster Acceptable values: - Path to a raster layer Cmax: Max hydraulic conductivity grid (m/hr) (optional) Argument type: raster Acceptable values: - Path to a raster layer Dmin: Min groundwater recharge grid (m/hr) (optional) Argument type: raster Acceptable values: - Path to a raster layer Dmax: Max groundwater recharge grid (m/hr) (optional) Argument type: raster Acceptable values: - Path to a raster layer Emin: Min material depth grid (m) (optional) Argument type: raster Acceptable values: - Path to a raster layer Emax: Max material depth grid (m) (optional) Argument type: raster Acceptable values: - Path to a raster layer fCmin: Min global material conductivity (m/hr) Default value: 2.7 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression fCmax: Max global material conductivity (m/hr) Default value: 2.7 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression fDmin: Min global groundwater recharge (m/hr) Default value: 0.001 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression fDmax: Max global groundwater recharge (m/hr) Default value: 0.001 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression fEmin: Min global material depth (m) Default value: 1 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression fEmax: Max global material depth (m) Default value: 1 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression fH: Parameter sampling runs Default value: 1 Argument type: number Acceptable values: - A numeric value - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression F: WI values Argument type: rasterDestination Acceptable values: - Path for new raster layer G: WI classes Argument type: rasterDestination Acceptable values: - Path for new raster layer METHOD: Catchment Area Calculation Default value: 4 Argument type: enum Available values: - 0: (0) Deterministic 8 - 1: (1) Rho 8 - 2: (2) Braunschweiger Reliefmodell - 3: (3) Deterministic Infinity - 4: (4) Multiple Flow Direction - 5: (5) Multiple Triangular Flow Directon Acceptable values: - Number of selected option, e.g. '1' - Comma separated list of options, e.g. '1,3' PREPROC: Preprocessing Default value: false Argument type: boolean Acceptable values: - 1 for true/yes - 0 for false/no - field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field - expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression
##'
##' @title QGIS algorithm - Wetness
##'
##' @param DEM `raster` - DEM. Path to a raster layer.
##' @param Cmin `raster` - Min hydraulic conductivity grid (m\code{/}hr) . Path to a raster layer.
##' @param Cmax `raster` - Max hydraulic conductivity grid (m\code{/}hr) . Path to a raster layer.
##' @param Dmin `raster` - Min groundwater recharge grid (m\code{/}hr) . Path to a raster layer.
##' @param Dmax `raster` - Max groundwater recharge grid (m\code{/}hr) . Path to a raster layer.
##' @param Emin `raster` - Min material depth grid (m). Path to a raster layer.
##' @param Emax `raster` - Max material depth grid (m). Path to a raster layer.
##' @param fCmin `number` - Min global material conductivity (m\code{/}hr). A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.
##' @param fCmax `number` - Max global material conductivity (m\code{/}hr). A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.
##' @param fDmin `number` - Min global groundwater recharge (m\code{/}hr). A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.
##' @param fDmax `number` - Max global groundwater recharge (m\code{/}hr). A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.
##' @param fEmin `number` - Min global material depth (m). A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.
##' @param fEmax `number` - Max global material depth (m). A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.
##' @param fH `number` - Parameter sampling runs. A numeric value. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.
##' @param F `rasterDestination` - WI values. Path for new raster layer.
##' @param G `rasterDestination` - WI classes. Path for new raster layer.
##' @param METHOD `enum` of `("(0) Deterministic 8", "(1) Rho 8", "(2) Braunschweiger Reliefmodell", "(3) Deterministic Infinity", "(4) Multiple Flow Direction", "(5) Multiple Triangular Flow Directon")` - Catchment Area Calculation. Number of selected option, e.g. '1'. Comma separated list of options, e.g. '1,3'.
##' @param PREPROC `boolean` - Preprocessing. 1 for true/yes. 0 for false/no. field:FIELD_NAME to use a data defined value taken from the FIELD_NAME field. expression:SOME EXPRESSION to use a data defined value calculated using a custom QGIS expression.
##' @param ... further parameters passed to `qgisprocess::qgis_run_algorithm()`
##' @param .complete_output logical specifying if complete out of `qgisprocess::qgis_run_algorithm()` should be used (`TRUE`) or first output (most likely the main) should read (`FALSE`). Default value is `TRUE`.
##' @param .quiet logical specifying if parameter `.quiet` for `qgisprocess::qgis_run_algorithm()` Default value is `TRUE`.
##' @param .messages logical specifying if messages from `qgisprocess::qgis_run_algorithm()` should be printed (`TRUE`) or not (`FALSE`). Default value is `FALSE`.
##'
##' @details
##' ## Outputs description
##' * F - outputRaster - WI values
##' * G - outputRaster - WI classes
##'
##'
##' @export
##' @md
##' @importFrom qgisprocess qgis_run_algorithm
sagang_wetness <- function(DEM = qgisprocess:::qgis_default_value(), Cmin = qgisprocess:::qgis_default_value(), Cmax = qgisprocess:::qgis_default_value(), Dmin = qgisprocess:::qgis_default_value(), Dmax = qgisprocess:::qgis_default_value(), Emin = qgisprocess:::qgis_default_value(), Emax = qgisprocess:::qgis_default_value(), fCmin = qgisprocess:::qgis_default_value(), fCmax = qgisprocess:::qgis_default_value(), fDmin = qgisprocess:::qgis_default_value(), fDmax = qgisprocess:::qgis_default_value(), fEmin = qgisprocess:::qgis_default_value(), fEmax = qgisprocess:::qgis_default_value(), fH = qgisprocess:::qgis_default_value(), F = qgisprocess:::qgis_default_value(), G = qgisprocess:::qgis_default_value(), METHOD = qgisprocess:::qgis_default_value(), PREPROC = qgisprocess:::qgis_default_value(),..., .complete_output = .complete_output_option(), .quiet = .quiet_option(), .messages = .message_option()) {
check_algorithm_necessities("sagang:wetness")
if (.messages){
output <- qgisprocess::qgis_run_algorithm("sagang:wetness", `DEM` = DEM, `Cmin` = Cmin, `Cmax` = Cmax, `Dmin` = Dmin, `Dmax` = Dmax, `Emin` = Emin, `Emax` = Emax, `fCmin` = fCmin, `fCmax` = fCmax, `fDmin` = fDmin, `fDmax` = fDmax, `fEmin` = fEmin, `fEmax` = fEmax, `fH` = fH, `F` = F, `G` = G, `METHOD` = METHOD, `PREPROC` = PREPROC,..., .quiet = .quiet)
} else {
suppressMessages(
output <- qgisprocess::qgis_run_algorithm("sagang:wetness", `DEM` = DEM, `Cmin` = Cmin, `Cmax` = Cmax, `Dmin` = Dmin, `Dmax` = Dmax, `Emin` = Emin, `Emax` = Emax, `fCmin` = fCmin, `fCmax` = fCmax, `fDmin` = fDmin, `fDmax` = fDmax, `fEmin` = fEmin, `fEmax` = fEmax, `fH` = fH, `F` = F, `G` = G, `METHOD` = METHOD, `PREPROC` = PREPROC,..., .quiet = .quiet)
)
}
if (.complete_output) {
return(output)
}
else{
qgisprocess::qgis_extract_output(output, "F")
}
}
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