| 基于变分几何的2D参数化造型 |
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| 引用本文： | 彭中笑 向文. 基于变分几何的2D参数化造型[J]. 计算机研究与发展, 1993, 30(10): 49-53 |
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| 作者姓名： | 彭中笑 向文 |
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| 作者单位： | 华中理工大学机械工程一系，华中理工大学机械工程一系，华中理工大学机械工程一系，华中理工大学机械工程一系 武汉，430074，武汉，430074，武汉，430074，武汉，430074 |
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| 基金项目： | 国家863高技术自动化领域CIMS主题支持项目 |
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| 摘 要： | 本文研究和开发了一个变分几何的参数化造型系统。该系统能自动生成约束方程，较好地处理约束一致性问题，并将约束一致性判断与约束方程的求解相结合，使得求解过程方便，快速；此外，ＶＧＰＤＡ的另一独特之处在于运用符号微分方法提高了算法的精度和可靠性。
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| 关 键 词： | 变分几何 参数化造型 CAD |
2D Parametric Modelling Based on Variational Geometry |
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| Peng Zhongxiao Xiang Wen Zhou Ji Yu Jun. 2D Parametric Modelling Based on Variational Geometry[J]. Journal of Computer Research and Development, 1993, 30(10): 49-53 |
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| Authors: | Peng Zhongxiao Xiang Wen Zhou Ji Yu Jun |
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| Affiliation: | Peng Zhongxiao Xiang Wen Zhou Ji Yu Jun Department of Mechanical Engineering,Huazhong University of Science and Technology,Wuhan,430074 |
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| Abstract: | In this paper,a variational geometry based parametric modelling System (VGPDA) is explored and developed.The system consists mainly of the following functions: (1) Establishing automatically the constraint equations;(2) Detection of constraint consistency;(3) Fast solving of the constraint equations.Especially,a symbolic differential method is used to improve the accuracy and reliability of problem solving. |
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| Keywords: | Parametric design geometric modelling variational geometry. |
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