tubularix: Tubularix (Qt4 Tetris 3D) tubularix: tubularix: Tubularix is a free opensource game similar to Tetris seen from a tubularix: tubular perspective. Game's rules and behavior are very similar to tubularix: the Tetris ones. It's written in c++ with the Qt 4 libraries. tubularix: tubularix: tubularix: tubularix: tubularix: tubularix: