用java的Swing中的2d绘图做的3d魔方，实践了一下3d数学计算。这个魔方是可以用方向键旋转的。-A 3d magic cube written in java using the Swing 2d graphic functions which is aimed at practicing the 3d math theory.The cub can be rotate by direction keys.

大师级的原文件，as编程的三维数字效果，绝对有收获-Master of the original file, as programming, 3D digital effects, absolutely harvest