geos_is_valid {geos}

Geometry validity

Description

• geos_is_valid() returns a logical vector denoting if each feature is a valid geometry.

• geos_is_valid_detail() returns a data frame with columns is_valid (logical), reason (character), and location (geos_geometry).

Usage

geos_is_valid(geom)

geos_is_valid_detail(geom, allow_self_touching_ring_forming_hole = FALSE)

Arguments

geom

A GEOS geometry vector

allow_self_touching_ring_forming_hole

It's all in the name

Examples

geos_is_valid(
  c(
    "POLYGON ((0 0, 1 0, 1 1, 0 1, 0 0))",
    "POLYGON ((0 0, 1 1, 1 0, 0 1, 0 0))"
  )
)

geos_is_valid_detail(
  c(
    "POLYGON ((0 0, 1 0, 1 1, 0 1, 0 0))",
    "POLYGON ((0 0, 1 1, 1 0, 0 1, 0 0))"
  )
)