该程序是一个三维随机分形地形生成系统。可生成地形高程数据，地形纹理数据，天空背景纹理数据，最后经过渲染得到三维随机地形模拟效果。-The program is a three-dimensional random fractal terrain generation system. Can generate terrain elevation data, terrain texture data, the sky background texture data, rendering the fi