| 基于嵌入式实时系统的三维地形仿真研究 |
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| 引用本文： | 杜莹,武玉国,莫凡. 基于嵌入式实时系统的三维地形仿真研究[J]. 测绘工程, 2011, 20(6): 68-72 |
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| 作者姓名： | 杜莹 武玉国 莫凡 |
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| 作者单位： | 1. 信息工程大学测绘学院,河南郑州,450052
2. 郑州师范学院,河南郑州,450044 |
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| 摘 要： | 针对嵌入式实时操作系统的特点,研究如何在嵌入式实时系统中实现逼真高效的三维地形仿真.针对嵌入式系统实时性强、内存和显存容量有限、缺乏友好的人机交互接口等特点,着重解决如何通过视景体裁剪减少地形块、使用缓冲池和缓存避免内存碎片、以及如何设计一套灵活友好的人机交互控件库和交互接口等问题.论文最后以VxWorks操作系统为平...
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| 关 键 词： | 嵌入式实时系统 三维地形仿真 视景体 内存碎片 人机交互 |
Research on embedded real-time system based 3D terrain simulation |
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| DU Ying,WU Yu-guo,MO Fan. Research on embedded real-time system based 3D terrain simulation[J]. Engineering of Surveying and Mapping, 2011, 20(6): 68-72 |
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| Authors: | DU Ying WU Yu-guo MO Fan |
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| Affiliation: | 1(1.Institute of Surveying and Mapping,Information Engineering University,Zhengzhou 450052,China;2.Zhengzhou Teachers’ College,Zhengzhou 450044,China) |
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| Abstract: | The paper puts emphasis on how to implement vivid 3D terrain simulation in an embedded system,just in view of its specialties different from current popular desktop operate systems(such as Windows and Unix).Those specialties cover from high real-time,limited memory,to lack of friendly human-computer interface,etc. |
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| Keywords: | embedded real-time system 3D terrain simulation view frustum memory fragmentation human-computer interaction |
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