基于OSG的隧道洞门模型剖切技术研究  

Research on tunnel door model sectioning technology based on OSG

作　　者：钱洪亮 QIAN Hongliang(China Railway SIYUAN Survey and Design Group Co.,Ltd Wuhan 430063)

机构地区：[1]中铁第四勘察设计院集团有限公司数智化事业部,武汉430063

出　　处：《铁道勘测与设计》2024年第2期38-41,共4页Railway Survey and Design

摘　　要：隧道洞门作为隧道工程的重要组成部分,其设计和构造涉及到多个方面,具有较高的复杂性。传统的隧道洞门模型可视化技术,在面对复杂、多层次的隧道内部要素时,难以提供足够的详细信息和直观的呈现效果。本文综合应用模板缓冲、着色器渲染、OSG模型加载渲染、动态实时视觉剖切等多种技术,探讨了基于OSG的隧道洞门模型剖切方法。应用结果表明,本文的研发成果可克服传统方法中存在的精度不高、计算效率低、渲染速度慢等限制,从而提供更准确、真实且高效的隧道洞门模型结构可视化解决方案。As an important part of tunnel engineering,the design and construction of tunnel doors involve many aspects and are highly complex.Traditional tunnel door model visualization technology is difficult to provide sufficient detailed information and intuitive presentation when faced with complex and multi-layered tunnel internal elements.This paper comprehensively applies various technologies such as template buffering,shader rendering,OSG model loading and rendering,dynamic real-time visual sectioning,etc.,to explore the tunnel door model sectioning method based on OSG.The application results show that the research and development results of this article can overcome the limitations of low accuracy,low computational efficiency,and slow rendering in traditional methods,thereby providing a more accurate,realistic and efficient solution for visualizing tunnel door model structures.

关 键 词：OSG 隧道洞门模型 模板缓冲 着色器渲染 模型剖切 

分 类 号：U45[建筑科学—桥梁与隧道工程]