| 改进的射线拾取法在地质体可视化中的应用 |
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| 引用本文： | 王雪莉,唐志辉.改进的射线拾取法在地质体可视化中的应用[J].微型机与应用,2011,30(15):41-42,46. |
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| 作者姓名： | 王雪莉 唐志辉 |
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| 作者单位： | 中国石油大学,山东东营,257061 |
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| 摘 要： | 根据传统射线法和Depth-ray方法,实现了一种扩展了的射线拾取法。拾取时,将空间中的对象与射线求交,把与射线相交的所有对象保存起来,用户可以在这些保存的对象中选择一个作为拾取的对象。该拾取法能够在三维物体中拾取被遮挡的物体,并在三维地质体可视化系统中获得了较好的应用效果。
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| 关 键 词： | 三维地质体 可视化 拾取 射线法 Depth-ray |
Application of developed pick-up algorithm in 3D geology volume visualization |
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| Wang Xueli,Tang Zhihui.Application of developed pick-up algorithm in 3D geology volume visualization[J].Microcomputer & its Applications,2011,30(15):41-42,46. |
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| Authors: | Wang Xueli Tang Zhihui |
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| Affiliation: | Wang Xueli,Tang Zhihui(China University of Petroleum,Donying 257061,China) |
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| Abstract: | A developed pick-up algorithm based on traditional computes the intersection points from the ray to the objects in the object as the final object. The algorithm is applied to the 3D geology which are not visible from their initial viewpoint. ray-casting a |
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| Keywords: | Depth-ray |
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