摘要
讨论晕渲图的特点和意义,介绍晕渲图的基本原理;给出GIS中基于DEM数据晕渲图生成的算法实现。该算法能够快速、自动地生成黑白或彩色地貌晕渲图。
The characteristics and meaning of the hill shading map is discussed.Its fundamental theories are introduced.The arithmetic realization of DEM-based data hill shaping map in GIS is presented.The algorithm can quickly and automatically build black-and-white or colored hill shading maps.
出处
《计算机应用与软件》
CSCD
2011年第9期214-216,共3页
Computer Applications and Software
