libanim ------- A general-purpose hierarchical keyframe animation library Libanim is a C animation library, which can be used as a generic framework to add keyframe interpolation tracks for any single-valued or 3-vector parameters, or at a slightly higher level as a hierarchical PRS (position/rotation/scaling) animation node framework for 3D graphics programs. Libanim depends on libvmath (http://code.google.com/p/libvmath)