centerline

Extract Centerline from Closed Polygons

v0.2.5 · Dec 22, 2025 · MIT + file LICENSE

Description

Generates skeletons of closed 2D polygons using Voronoi diagrams. It provides methods for 'sf', 'terra', and 'geos' objects to compute polygon centerlines based on the generated skeletons. Voronoi, G. (1908) <doi:10.1515/crll.1908.134.198>.

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CRAN Check Status

1 NOTE

12 OK

Show all 13 flavors

Flavor	Status	Time
r-devel-linux-x86_64-debian-clang	OK	157.8s
r-devel-linux-x86_64-debian-gcc	OK	109.2s
r-devel-linux-x86_64-fedora-clang	OK	246.2s
r-devel-linux-x86_64-fedora-gcc	OK	246s
r-devel-windows-x86_64	OK	173s
r-oldrel-macos-arm64	NOTE	55s
r-oldrel-macos-x86_64	OK	308s
r-oldrel-windows-x86_64	OK	232s
r-patched-linux-x86_64	OK	149.5s
r-release-linux-x86_64	OK
r-release-macos-arm64	OK	43s
r-release-macos-x86_64	OK	182s
r-release-windows-x86_64	OK	177s

Check details (1 non-OK)

NOTE r-oldrel-macos-arm64

dependencies in R code

2025-12-23 03:34:32.370 R[1391:746976] XType: Using static font registry.

Check History

NOTE 12 OK · 1 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Jun 18, 2026

NOTE r-oldrel-macos-arm64

dependencies in R code

2025-12-23 03:34:32.370 R[1391:746976] XType: Using static font registry.

ERROR 11 OK · 1 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Jun 16, 2026

ERROR r-devel-linux-x86_64-fedora-clang

tests

Running ‘testthat.R’ [103s/286s]
Running the tests in ‘tests/testthat.R’ failed.
Complete output:
  > # This file is part of the standard setup for testthat.
  > # It is recommended that you do not modify it.
  > #
  > # Where should you do additiona
...[truncated]...
 load_package, parallel = parallel, shuffle = shuffle)
  47: test_dir("testthat", package = package, reporter = reporter,     ..., load_package = "installed")
  48: test_check("centerline")
  An irrecoverable exception occurred. R is aborting now ...

NOTE r-oldrel-macos-arm64

dependencies in R code

2025-12-23 03:34:32.370 R[1391:746976] XType: Using static font registry.

NOTE 12 OK · 1 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Jun 9, 2026

NOTE r-oldrel-macos-arm64

dependencies in R code

2025-12-23 03:34:32.370 R[1391:746976] XType: Using static font registry.

ERROR 11 OK · 1 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Jun 8, 2026

ERROR r-devel-linux-x86_64-debian-gcc

package dependencies

Package required but not available: ‘sfnetworks’

See section ‘The DESCRIPTION file’ in the ‘Writing R Extensions’
manual.

NOTE r-oldrel-macos-arm64

dependencies in R code

2025-12-23 03:34:32.370 R[1391:746976] XType: Using static font registry.

NOTE 12 OK · 1 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE May 5, 2026

NOTE r-oldrel-macos-arm64

dependencies in R code

2025-12-23 03:34:32.370 R[1391:746976] XType: Using static font registry.

ERROR 11 OK · 1 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Apr 28, 2026

ERROR r-release-windows-x86_64

tests

Running 'testthat.R' [27s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > # This file is part of the standard setup for testthat.
  > # It is recommended that you do not modify it.
  > #
  > # Where should you do additional test
...[truncated]...
the roles of various files in:
  > # * https://r-pkgs.org/testing-design.html#sec-tests-files-overview
  > # * https://testthat.r-lib.org/articles/special-files.html
  > 
  > library(testthat)
  > library(centerline)
  > 
  > test_check("centerline")

NOTE r-oldrel-macos-arm64

dependencies in R code

2025-12-23 03:34:32.370 R[1391:746976] XType: Using static font registry.

NOTE 12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Apr 24, 2026

NOTE r-release-macos-arm64

dependencies in R code

2025-12-23 03:34:32.370 R[1391:746976] XType: Using static font registry.

NOTE r-oldrel-macos-arm64

dependencies in R code

2025-12-23 08:16:27.782 R[53542:379205] XType: Using static font registry.

ERROR 11 OK · 2 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Apr 20, 2026

NOTE r-release-macos-arm64

dependencies in R code

2025-12-23 03:34:32.370 R[1391:746976] XType: Using static font registry.

ERROR r-release-windows-x86_64

tests

Running 'testthat.R' [26s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > # This file is part of the standard setup for testthat.
  > # It is recommended that you do not modify it.
  > #
  > # Where should you do additional test
...[truncated]...
the roles of various files in:
  > # * https://r-pkgs.org/testing-design.html#sec-tests-files-overview
  > # * https://testthat.r-lib.org/articles/special-files.html
  > 
  > library(testthat)
  > library(centerline)
  > 
  > test_check("centerline")

NOTE r-oldrel-macos-arm64

dependencies in R code

2025-12-23 08:16:27.782 R[53542:379205] XType: Using static font registry.

NOTE 12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Apr 7, 2026

NOTE r-release-macos-arm64

dependencies in R code

2025-12-23 03:34:32.370 R[1391:746976] XType: Using static font registry.

NOTE r-oldrel-macos-arm64

dependencies in R code

2025-12-23 08:16:27.782 R[53542:379205] XType: Using static font registry.

ERROR 11 OK · 2 NOTE · 0 WARNING · 1 ERROR · 0 FAILURE Mar 31, 2026

ERROR r-devel-windows-x86_64

tests

Running 'testthat.R' [26s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > # This file is part of the standard setup for testthat.
  > # It is recommended that you do not modify it.
  > #
  > # Where should you do additional test
...[truncated]...
the roles of various files in:
  > # * https://r-pkgs.org/testing-design.html#sec-tests-files-overview
  > # * https://testthat.r-lib.org/articles/special-files.html
  > 
  > library(testthat)
  > library(centerline)
  > 
  > test_check("centerline")

NOTE r-release-macos-arm64

dependencies in R code

2025-12-23 03:34:32.370 R[1391:746976] XType: Using static font registry.

NOTE r-oldrel-macos-arm64

dependencies in R code

2025-12-23 08:16:27.782 R[53542:379205] XType: Using static font registry.

NOTE 12 OK · 2 NOTE · 0 WARNING · 0 ERROR · 0 FAILURE Mar 10, 2026

NOTE r-release-macos-arm64

dependencies in R code

2025-12-23 03:34:32.370 R[1391:746976] XType: Using static font registry.

NOTE r-oldrel-macos-arm64

dependencies in R code

2025-12-23 08:16:27.782 R[53542:379205] XType: Using static font registry.

Code

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Dependency Network

Version History

5 tracked

new 0.2.5 Mar 10, 2026

updated 0.2.5 ← 0.2.4 diff Dec 21, 2025

updated 0.2.4 ← 0.2.2 diff Sep 8, 2025

updated 0.2.2 ← 0.1 diff Mar 15, 2025

new 0.1 Sep 25, 2024

People

Anatoly Tsyplenkov author maintainer cph

Available on

CRAN r2u Bioconductor autoCRAN COPR

Dependencies

Depends

R (>= 4.1.0)

Imports

wk (>= 0.9)sf (>= 1.0)geos (>= 0.2.4)sfnetworks (>= 0.6)checkmate

Suggests

smoothr (>= 1.0.0)testthat (>= 3.0.0)geomtextpath (>= 0.1.5)terra (>= 1.7)igraph (>= 2.0.0)ggplot2 (>= 3.1.0)raybevel (>= 0.2.0)

Compilation

No compilation needed

First Published

Sep 25, 2024

First appeared in R 4.4.1 · current R 4.6.1

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