Partial and obsolete C++ implementation of the spline type that's used in the Audio Scene Description Format (ASDF), see https://AudioSceneDescriptionFormat.readthedocs.io/.
Superseded by https://github.com/AudioSceneDescriptionFormat/asdfspline-rust.
Run doxygen in the main directory to create the documentation.
The generated HTML documentation can be accessed via html/index.html.