Changes in version 1.2.2 Updates - Debugging NEWS file Changes in version 1.2.1 (2025-09-27) Updates - The package description has been updated to include the published version of the paper "The Mean Shape under the Relative Curvature Condition" in the Journal of Computational and Graphical Statistics (DOI: 10.1080/10618600.2025.2535600). - The plotting issue reported by macOS users due to the lack of native OpenGL support has been fixed by introducing the helper functions etrep_open3d() and etrep_show3d(). These functions allow plotting to fall back to a WebGL viewer and open the scene in a browser when a native rgl device is not available. Changes in version 1.2.0 (2025-06-05) Updates - Added the function tube_Surface_Mesh(): - Produces a quadrilateral or triangular surface mesh of a tube as an rgl mesh3d object. Changes in version 1.1.0 (2024-12-05) Updates - Improved clarity and precision in the package description and function documentation. - Added the function elliptical_Tube_Euclideanization(): - Enables the Euclideanization of elliptical tubes for downstream analysis and computations. Changes in version 0.1.0 (2024-11-04) First CRAN Release - Initial release of ETRep. - Date of publication: 2024-11-04