plot.LcpFinder: Plot a 'LcpFinder' object

In quadtree: Region Quadtrees for Spatial Data

Plot a LcpFinder object

Description

Plots a LcpFinder object.

Usage

## S4 method for signature 'LcpFinder'
points(x, add = TRUE, ...)

## S4 method for signature 'LcpFinder'
lines(x, add = TRUE, ...)

Arguments

x	a LcpFinder
add	boolean; if TRUE (the default), the plot is added to the existing plot. If FALSE, a new plot is created.
...	arguments passed to the default plotting functions

Details

points() plots points at the centroids of the cells to which a path has been found. lines() plots all of the LCPs found so far by the LcpFinder object.

Value

no return value

Examples

library(quadtree)
habitat <- terra::rast(system.file("extdata", "habitat.tif", package="quadtree"))

qt <- quadtree(habitat, .1)

start_point <- c(6989, 34007)
end_point <- c(12558, 27602)
lcpf <- lcp_finder(qt, start_point)
lcp <- find_lcp(lcpf, end_point)

plot(qt, crop = TRUE, border_lwd = .3, na_col = NULL)
points(lcpf, col = "red", pch = 16, cex = .4)
lines(lcpf)

quadtree documentation built on Aug. 29, 2023, 5:11 p.m.