##' QGIS Algorithm provided by SAGA Next Gen Imcorr - feature tracking (sagang:imcorrfeaturetracking). ---------------- Arguments ---------------- GRID_1: Grid 1 Argument type: raster Acceptable values: - Path to a raster layer GRID_2: Grid 2 Argument type: raster Acceptable values: - Path to a raster layer DTM_1: DTM 1 (optional) Argument type: raster Acceptable values: - Path to a raster layer DTM_2: DTM 2 (optional) Argument type: raster Acceptable values: - Path to a raster layer CORRPOINTS: Correlated Points Argument type: vectorDestination Acceptable values: - Path for new vector layer CORRLINES: Displacement Vector Argument type: vectorDestination Acceptable values: - Path for new vector layer SEARCH_CHIPSIZE: Search Chip Size (Cells) Default value: 2 Argument type: enum Available values: - 0: (0) 16x16 - 1: (1) 32x32 - 2: (2) 64x64 - 3: (3) 128x128 - 4: (4) 256x256 Acceptable values: - Number of selected option, e.g. '1' - Comma separated list of options, e.g. '1,3' REF_CHIPSIZE: Reference Chip Size (Cells) Default value: 1 Argument type: enum Available values: - 0: (0) 16x16 - 1: (1) 32x32 - 2: (2) 64x64 - 3: (3) 128x128 Acceptable values: - Number of selected option, e.g. '1' - Comma separated list of options, e.g. '1,3' GRID_SPACING: Grid Spacing (Map Units) Default value: 10 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
##'
##' @title QGIS algorithm - Imcorr - feature tracking
##'
##' @param GRID_1 `raster` - Grid 1. Path to a raster layer.
##' @param GRID_2 `raster` - Grid 2. Path to a raster layer.
##' @param DTM_1 `raster` - DTM 1. Path to a raster layer.
##' @param DTM_2 `raster` - DTM 2. Path to a raster layer.
##' @param CORRPOINTS `vectorDestination` - Correlated Points. Path for new vector layer.
##' @param CORRLINES `vectorDestination` - Displacement Vector. Path for new vector layer.
##' @param SEARCH_CHIPSIZE `enum` of `("(0) 16x16", "(1) 32x32", "(2) 64x64", "(3) 128x128", "(4) 256x256")` - Search Chip Size (Cells). Number of selected option, e.g. '1'. Comma separated list of options, e.g. '1,3'.
##' @param REF_CHIPSIZE `enum` of `("(0) 16x16", "(1) 32x32", "(2) 64x64", "(3) 128x128")` - Reference Chip Size (Cells). Number of selected option, e.g. '1'. Comma separated list of options, e.g. '1,3'.
##' @param GRID_SPACING `number` - Grid Spacing (Map Units). 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 ... 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
##' * CORRLINES - outputVector - Displacement Vector
##' * CORRPOINTS - outputVector - Correlated Points
##'
##'
##' @export
##' @md
##' @importFrom qgisprocess qgis_run_algorithm
sagang_imcorrfeaturetracking <- function(GRID_1 = qgisprocess:::qgis_default_value(), GRID_2 = qgisprocess:::qgis_default_value(), DTM_1 = qgisprocess:::qgis_default_value(), DTM_2 = qgisprocess:::qgis_default_value(), CORRPOINTS = qgisprocess:::qgis_default_value(), CORRLINES = qgisprocess:::qgis_default_value(), SEARCH_CHIPSIZE = qgisprocess:::qgis_default_value(), REF_CHIPSIZE = qgisprocess:::qgis_default_value(), GRID_SPACING = qgisprocess:::qgis_default_value(),..., .complete_output = .complete_output_option(), .quiet = .quiet_option(), .messages = .message_option()) {
check_algorithm_necessities("sagang:imcorrfeaturetracking")
if (.messages){
output <- qgisprocess::qgis_run_algorithm("sagang:imcorrfeaturetracking", `GRID_1` = GRID_1, `GRID_2` = GRID_2, `DTM_1` = DTM_1, `DTM_2` = DTM_2, `CORRPOINTS` = CORRPOINTS, `CORRLINES` = CORRLINES, `SEARCH_CHIPSIZE` = SEARCH_CHIPSIZE, `REF_CHIPSIZE` = REF_CHIPSIZE, `GRID_SPACING` = GRID_SPACING,..., .quiet = .quiet)
} else {
suppressMessages(
output <- qgisprocess::qgis_run_algorithm("sagang:imcorrfeaturetracking", `GRID_1` = GRID_1, `GRID_2` = GRID_2, `DTM_1` = DTM_1, `DTM_2` = DTM_2, `CORRPOINTS` = CORRPOINTS, `CORRLINES` = CORRLINES, `SEARCH_CHIPSIZE` = SEARCH_CHIPSIZE, `REF_CHIPSIZE` = REF_CHIPSIZE, `GRID_SPACING` = GRID_SPACING,..., .quiet = .quiet)
)
}
if (.complete_output) {
return(output)
}
else{
qgisprocess::qgis_extract_output(output, "CORRLINES")
}
}
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