基于区域特性解释的表达型绘制.pdf

第 卷 第 期 计算机辅助设计与图形学学报 VOl. 13 NO. 5 13 5 年 月 2001 5 JOURNAL OF COMPUTER-AIDED DESIGN g COMPUTER GRAP~ICS May 2001 =================================================================== 基于区域特性解释的表达型绘制 俞宏峰 耿卫东 潘云鹤 (浙江大学CAD g CG 国家重点实验室 杭州 310027D 摘 要 文中主要研究了 领域中的表达型绘制技术 针对机械零件的黑白润饰的特点 提出了以表面特性解 CAD . 释为基础的表达型绘制方法 进而系统地研究了基于区域特性来模拟不同表面润饰的各种手法和关键算法 并完 成了一个实验系统RETOUC~. 关键词 非真实感图形绘制 表达型绘制 技术绘画 中图法分类号 TP391 Expressive Rendering Based On InterpretatiOn Of Spatial Features - - - YU ~Ong Feng GENG Wei DOng PAN Yun ~e ( 310027D S C 6 K6}LCl07C 07}0f CAD g CG Z 6jlC7g ]7lU67Sl } HC7gz 0 . Abstract ThiS paper fOcuSeS On expreSSiVe rendering fOr CAD applicatiOnS AccOrding tO the - Specific featureS Of technical illuStratiOn a regiOn baSed expreSSiVe rendering methOd fOr CAD iS . prOpOSed ItS rendering engine iS baSed On the interpretatiOn Of Surface featureS and the key al- gOrithmS tO mimic VariOuS illuStratiOn effectS On different Surface pOliSheS are preSented in detail. An experimental SyStem RETOUC~ iS implemented tO demOnStrate thi