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半规则三角网格模型细分曲面重构

, PP. 1245-1249

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Abstract:

针对逆向工程中的三角网格重构问题,提出了一种保持尖锐特征的半规则三角网格模型细分曲面重构算法,以充分利用细分曲面的多分辨特性.首先经提取尖锐特征和删除最大独立点集得到基网格,然后利用插值Loop细分和最近点法向投影法不断调整半规则网格得到重采样网格,最后运用渐进插值(PI,ProgressiveInterpolation)算法生成半规则细分曲面.实例表明,重构后获得的细分曲面连接性好,可以直接进行细分小波分析.

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