raster2network: Convert a raster to stream network

In jsta/streamnet: Morphology Analysis of Stream Networks

Convert a raster to stream network

Description

Convert a raster to stream network

Usage

raster2network(r, origin)

Arguments

r	raster
origin	index

Examples

## Not run: 
library(raster)

foo <- matrix(0,ncol=9,nrow=9)
foo[1:4,3] <- 1
foo[5,4] <- 1
foo[6:9,5] <- 1
foo <- raster(foo)
origin <- which.min(apply(
             which(as.matrix(flip(foo, "y")) == 1, arr.ind = TRUE), 1, sum))
res <- raster2network(foo, origin)

mapview::mapview(res)

## End(Not run)

jsta/streamnet documentation built on July 9, 2022, 9:02 p.m.