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A C++ half-edge data structure for a triangle mesh with no external dependencies whatsoever. Public domain.
A standalone half-edge data structure in python with no dependencies other than numpy. Also, in a separate file, a simple OpenGL viewer.
A simple mathematical expression parser written in C++ with no external dependencies whatsoever.
Convert rigged models into simple, easy-to-parse formats
Python wrapper for the sparse QR decomposition in SuiteSparseQR.
A tiny, portable image class that can read and write PNGs (with the help of libpng), set color-plane layout (at compile-time), and resize/flip/mirror/greyscale.