3d引擎，没有用API。用的OpenGL. 包括 建筑3d模型 旋转模型 平坦阴影 光照 控制操作 　-3d engine, did not use API. Using OpenGL. Including construction 3d model of a flat rotation model of the shadow of light control operations

A portable C++ GUI library designed for games using Allegro, HGE, OpenGL, OpenLayer and/or SDL. Guichan is a small, efficient C++ GUI library designed for games. It comes with a standard set of widgets and can use several different back-ends for d