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中国公路学报 2007

公路实时三维可视化系统构架

, PP. 31-35

符锌砂

Keywords: 道路工程,线形设计,三维可视化,实时系统,构架

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Abstract:

？基于公路CAD研究成果以及计算机图形学领域的最新发展,提出高性能、高扩展性的公路实时三维可视化系统构架,讨论了地形原始数据的预处理、地表三维建模、道路三维建模、道路模型与地形模型的实时整合、景观及附属设施三维建模、高效的场景管理、地形层次细节模型等功能设计与软件实现技术,并采用设计模式设计了类之间的组织模型,利用C++和DirectX9.0c开发了公路实时三维可视化原型系统。最后依托实际工程项目对原型系统进行了测试和验证,实现了实时三维可视化手段对公路设计过程的支持以及对设计成果进行实时评价的目的。

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