The algorithm adopts OpenGL to make real-time visualization of view-dependent multi-resolution terrain model and import AutoCAD DXF document and Wavefront OBJ document reality.

• 最后,采用OpenGL实现了大规模地形的模型视点相关的多分辨率实时绘制,同时实现了AutoCAD的DXF文件和Wavefront的OBJ文件的导入。