viewscape (version 2.0.2)

visualize_viewshed: visualize_viewshed

Description

The visualize_viewshed function is designed for the visualization of a viewshed analysis, providing users with various options for visualizing the results. The function works with a viewshed object and offers multiple plotting and output types.

Usage

visualize_viewshed(viewshed, plottype = "", outputtype = "")

Value

Visualized viewshed as either a raster or polygon object, depending on the outputtype specified.

Arguments

viewshed

Viewshed object

plottype

Character, specifying the type of visualization ("polygon" or "raster").

outputtype

Character, specifying the type of output object ("raster" or "polygon").

Examples

# \donttest{
# Load a viewpoint
test_viewpoint <- sf::read_sf(system.file("test_viewpoint.shp", package = "viewscape"))
# load dsm raster
dsm <- terra::rast(system.file("test_dsm.tif", package ="viewscape"))
#Compute viewshed
viewshed <- compute_viewshed(dsm = dsm,
                             viewpoints = test_viewpoint,
                             offset_viewpoint = 6)
# Visualize the viewshed as polygons
visualize_viewshed(viewshed, plottype = "polygon")
# Visualize the viewshed as a raster
visualize_viewshed(viewshed, plottype = "raster")
# Get the visualized viewshed as a polygon object
polygon_viewshed <- visualize_viewshed(viewshed,
                                       plottype = "polygon",
                                       outputtype = "polygon")
# }