一个LS文法系统。用分形技术生成一排树，模拟自然景观。参数由自己设置。-a grammar system. Fractal technology generated a row of trees, simulating the natural landscape. Set up by its own parameters.

利用分形技术生成一个芙蓉树 包含的文件有 hibiscustree.java hibiscustree.class hibiscustree.html-use fractal technology to create a Lotus tree contains documents hibiscustree.java hibiscustree.class hibiscustree.html

程序主要是利用计算机图形学中的分形技术画出一棵树，然后实现树的忽大忽小，忽远忽近，而树的背景不变。运行程序后，按Esc键即可退出。-Program is the use of computer graphics technology to draw a fractal tree, and then realize the tree suddenly suddenly small, suddenly away suddenly near, and trees in the background u