Material-Preserving Progressive Mesh Using Geometry and Topology Simplification

碩士 === 國立交通大學 === 資訊工程系 === 87 === Under the real-time rendering requirement of Virtual Reality applications, several types of accelerating techniques have been proposed to speed up the rendering process. Techniques of multi-resolution modeling are applied to reduce the geometry complexi...

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Bibliographic Details
Main Authors: Shu-Kay Yang, 楊舒凱
Other Authors: Jung-Hong Chuang
Format: Others
Language:zh-TW
Published: 1999
Online Access:http://ndltd.ncl.edu.tw/handle/90688711381006568950
Description
Summary:碩士 === 國立交通大學 === 資訊工程系 === 87 === Under the real-time rendering requirement of Virtual Reality applications, several types of accelerating techniques have been proposed to speed up the rendering process. Techniques of multi-resolution modeling are applied to reduce the geometry complexity in such a way that distant objects take coarsen level of detail while near objects take more detailed geometry. In the thesis, we propose a new mesh simplification algorithm that preserves the geometric and material appearance of a given mesh and modifies the topology to obtain a lower reduction rate. The algorithm also generates efficient progressive meshes for low memory consumption and fast level-of-detail modulation that are useful in virtual reality applications.