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cdtr: Constrained Delaunay Triangulation with Refinement

Binding to the 'CDT' header-only C++ library: constrained and conforming Delaunay triangulation, Ruppert refinement by area or minimum angle (Ruppert, 1995, <doi:10.1006/jagm.1995.1021>), resolution of crossing constraints, and topological region depth per triangle. Aimed at replacing 'RTriangle' in 'anglr'.

Version: 0.1.0
LinkingTo: cpp11
Suggests: bench, RTriangle, sf, testthat (≥ 3.0.0)
Published: 2026-10-21
DOI: 10.32614/CRAN.package.cdtr
Author: Michael Sumner [aut, cre], Leica Geosystems Technology AB [cph] (Copyright holder of the bundled 'CDT' C++ library), CDT Contributors [ctb, cph] ('CDT' C++ library, https://github.com/artem-ogre/CDT), William C. Lenthe [ctb, cph] (Robust geometric predicates (predicates.h))
Maintainer: Michael Sumner <mdsumner at gmail.com>
BugReports: https://github.com/hypertidy/cdtr/issues
License: MIT + file LICENSE
Copyright: see file COPYRIGHTS
URL: https://github.com/hypertidy/cdtr, https://hypertidy.github.io/cdtr/
NeedsCompilation: yes
Language: en-US
Materials: README, NEWS
CRAN checks: cdtr results

Documentation:

Reference manual: cdtr.html , cdtr.pdf

Downloads:

Package source: cdtr_0.1.0.tar.gz
Windows binaries: r-devel: cdtr_0.1.0.zip, r-release: cdtr_0.1.0.zip, r-oldrel: cdtr_0.1.0.zip
macOS binaries: r-release (arm64): cdtr_0.1.0.tgz, r-oldrel (arm64): cdtr_0.1.0.tgz, r-release (x86_64): cdtr_0.1.0.tgz, r-oldrel (x86_64): cdtr_0.1.0.tgz

Linking:

Please use the canonical form https://CRAN.R-project.org/package=cdtr to link to this page.

These binaries (installable software) and packages are in development.
They may not be fully stable and should be used with caution. We make no claims about them.