grab_geoms: Grab geometries

View source: R/geom_utils.R

grab_geomsR Documentation

Grab geometries

Description

Recursively selects adjacent (etc.) geometries from a geometric predicate sparse matrix until the target number of polygons is reached.

Usage

grab_geoms(mosaic, adjacency, target, set = sample(1:length(adjacency),
  1))

Arguments

adjacency

A geometric predicate list, see sf::geos_binary_pred()

target

Target number of geometries

set

Set of geometries already selected

Value

A list of indexes.


joeroe/fieldwalkr documentation built on Feb. 17, 2024, 12:15 a.m.