| 基于坡度坡向的地貌晕渲实现研究 |
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| 引用本文： | 陈艳丽,李少梅.基于坡度坡向的地貌晕渲实现研究[J].测绘科学,2008(Z1). |
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| 作者姓名： | 陈艳丽 李少梅 |
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| 作者单位： | 解放军信息工程大学测绘学院 |
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| 摘 要： | 本文利用规则格网DEM数据,研究基于坡度坡向的地貌晕渲制作过程。通过选择合适的坡度坡向算法、光照模型和光照插值算法,实现基于坡度坡向的地貌晕渲。
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| 关 键 词： | 地貌晕渲 坡度坡向 Gouraud明暗处理模型 线性插值 |
The research on realization of relief shading based on slope and aspect |
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| CHEN Yan-li LI Shao-mei.The research on realization of relief shading based on slope and aspect[J].Science of Surveying and Mapping,2008(Z1). |
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| Authors: | CHEN Yan-li LI Shao-mei |
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| Abstract: | This paper calculated the slope and aspect of grid point using regular grid DEM,and researched making process of re- lief shading based on slope and aspect,The research completed relief shading based on slope and aspect by choosing right algorithm of slope and aspect、lighting model and interpolation arithmetic in process. |
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| Keywords: | relief shading slope and aspect gouraud shading linear interpolation |
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