This delicate geometry - reduced to simple pre-cast concrete members following a calculated pattern - creates an interesting light and shadow interchange.
这种精细的几何造型，通过计算精简到简单的预制混凝土构件，同时创造了有趣的光影效果。
2
Based on projective geometry and computer 3 dimension visual technology, the most effective method to solve sun shadow problem is present.