CGAL
@TheCGALProject
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CGAL is a software project that provides easy access to efficient and reliable geometric algorithms in the form of a C++ library.
worldwide
Joined March 2011
The CGAL Open Source Project is pleased to announce the release 6.0 of CGAL, the Computational Geometry Algorithms Library. Four new packages, 2D AABB Tree, autorefinement of triangle soups, tetrahedral remeshing with sizing fields, and more. Changelog:
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Chopping with CGAL is 10 times faster in our upcoming release, CGAL 6.1. Re-implemented from scratch, clipping/splitting now supports non-triangular faces and can handle self-intersecting inputs. More on the blog entry:
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The beta release for the next version of CGAL (6.1) is now available!. New:.- 3D contrained triangulations.- Isosurfacing methods.- Robust and fast self-intersection removal.- 10x faster plane clipping.- Frechet distance.- . Full changelog and download:
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New in CGAL: Robust and fast self-intersection removal in triangle meshes!. Combining Boolean operations and snap rounding, we remove all self-intersections consistently, for example over all of Thingi10k. Work to be presented at SGP this week. More:
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Multiple energies are available, for example to produce meshes that are uniform, or curvature adapted. Documentation:
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New in CGAL: A new method for surface remeshing, with sharp feature preservation. "ACVD Remeshing" is based on publications of Valette et al., and uses clusters of vertices, which are grown to minimize a particular energy until convergence. Blog entry:
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From time to time, users allow us to tell us how they use CGAL. To learn why recent speed improvements for our Boolean operations are crucial for De Beers Group and Tiffany & Co., check the gallery at .and read the press release
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The CGAL project has been accepted as a mentoring organization for the 2025 Google Summer of Code .(. Check out our project page ( and get in touch with our mentors! #GSoC.
github.com
The public CGAL repository, see the README below. Contribute to CGAL/cgal development by creating an account on GitHub.
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New in CGAL: 3D Mesh Generation receives another batch of improvements with 6.0. - Recovery of sharp features in labeled images.- Weighted labeled images now supported.- Improved mesh quality near sharp features for all domain types. Blog entry:
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A recent blog post from @Kitware has the log of a webinar which demoes the plugin in the context of visualization and repair of meshes:
kitware.com
In a previous blog post, we introduced VESPA, a VTK module and ParaView plugin designed for advanced meshing capabilities. Today, we are happy to announce that you can now use VESPA by simply by...
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A binary version of @Kitware's VESPA Plugin for Paraview is now available!. This plugin brings some CGAL mesh processing components to VTK and ParaView through a transparent wrapping. Let us know if there are CGAL components you'd like to see in VESPA!.
gitlab.kitware.com
(V)TK (E)nhanced with (S)urface (P)rocessing (A)lgorithms: VESPA 🐝 This VTK module exposes some CGAL methods through VTK filters. The CGAL library is under...
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The beta release for the next version of CGAL (6.0) is now available!. C++17; four new packages (kinetic surface reconstruction, polygon repair, . ); Boolean operations for polygon soups; sizing fields added to tetrahedral remeshing; and much more!.
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Two new packages join CGAL: Kinetic Partitioning and Kinetic Shape Reconstruction. These enable producing watertight, piece-wise planar surfaces from point clouds. Already in master, and released with CGAL 6.0 (beta soon!). Details at
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Next in CGAL: Nicolas Bourbaki implements Hügelschäffer curves. Full news at
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The CGAL project has been accepted as a mentoring organization for the 2024 Google Summer of Code (. Check out our project page ( and get in touch with our mentors! #GSoC.
github.com
The public CGAL repository, see the README below. Contribute to CGAL/cgal development by creating an account on GitHub.
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Here is the last "new in CGAL" of the year, just in time for all your wrapping needs! 🎁. New in CGAL: new functionalities for 3D Alpha Wrapping to pause & resume, and to create volumetric meshes from wraps. Also, a significant speed-up!. Details at:
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New in CGAL: improved curvature estimations, and adapted isotropic remeshing (e.g. to the curvature). This work was performed by two Google Summer of Code contributors, mentored by CGAL devs and authors of the papers being implemented. Full article:
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RT @Inria_Nancy: 🌍 Aventure humaine, scientifique, entrepreneuriale, communauté internationale mobilisée, dialogue entre recherche & transf….
inria.fr
Fruit de près de 30 ans de développement, dans lequel des équipes Inria se sont largement impliquées, la bibliothèque CGAL (Computational Geometry Algorithms Library) intègre les dernières innovati...
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CGAL will once again have a booth at #SIGGRAPH2023! . Stop by to say hello, ask questions, tell us about what you work on and what you would like to contribute, how you use CGAL, what you would like to see in CGAL, what you would do differently, . Plan:
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The CGAL Open Source Project is pleased to announce the release 5.6 of CGAL, the Computational Geometry Algorithms Library. Overhaul of Shape Detection packages, weighted straight skeletons, new repair and remeshing functions, and more!. Changelog:
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