OpenCASCADE Root-Finding Algorithm
OpenCASCADE Root-Finding Algorithm eryar@163.com Abstract. A root-finding algorithm is a numerical method, or algorithm, for finding a value x such that f(x)=0, for a given functio...
解析几何之二次型
解析几何之二次型 eryar@163.com Abstract. 通过二次多项式的形式把二次曲线和二次曲面之间的求交问题统一成对将参数方程代入隐式方程得到问题的求解。 Key Words. Quadratic Form, Conic, Anal...
Intersection between a 2d line and a conic in OpenCASCADE
Intersection between a 2d line and a conic in OpenCASCADE eryar@163.com Abstract. OpenCASCADE provides the algorithm to implementation of the analytical intersection between a 2d l...
OpenCASCADE Face Normals
OpenCASCADE Face Normals eryar@163.com Abstract. 要显示一个逼真的三维模型，其顶点坐标、顶点法向、纹理坐标这三个信息必不可少。本文主要介绍如何在OpenCASCADE的Draw中显示出曲面...
Surface Normal Vector in OpenCascade
Surface Normal Vector in OpenCascade eryar@163.com 摘要Abstract：表面上某一点的法向量（Normal Vector）指的是在该点处与表面垂直的方向。对于平面，其上各点的法向是一样的，统一为这个平...
Iterate Files by Tcltk
Iterate Files by Tcltk eryar@163.com Abstract. Tcl/Tk provide a programming system for developing and using graphical user interface(GUI) applications. Tcl stands for “tool comman...
OpenCASCADE6.8.0 Reference Manual Serach Problem
OpenCASCADE6.8.0 Reference Manual Serach Problem eryar@163.com 1. Problem 有网友反映OpenCASCADE6.8.0的Reference Manual的搜索功能不好用，以前没注意，自己试了下，的确在本机上不能正确...
Introduction of OpenCascade Foundation Classes
Introduction of OpenCascade Foundation Classes Open CASCADE基础类简介 eryar@163.com 一、简介 1． 基础类概述 Foundation Classes Overview 本文将对Open CASCADE中的基础类进行介绍及如何...
Topology and Geometry in OpenCascade-Face
Topology and Geometry in OpenCascade-Face eryar@163.com 摘要Abstract：本文简要介绍了几何造型中的边界表示法（BRep），并结合程序说明OpenCascade中的边界表示的具体实现，即拓朴与几何的...
最小二乘法拟合直线
最小二乘法拟合直线 在科学实验和生产实践中，经常需要从一组实验数据出发寻求函数y=f(x)的一个近似表达式，也称为经验公式。从几何上看，就是希望根据给定的m个点，求曲线y=f(x)的一条近似曲线...
OpenCASCADE Interpolation – Lagrange
OpenCASCADE Interpolation - Lagrange eryar@163.com Abstract. Power basis polynomial is the most simple polynomial function. It also be called power series. OpenCASCADE provides bas...
BOOST Voronoi Visualizer
BOOST Voronoi Visualizer eryar@163.com Abstract. The Voronoi extension of the Boost.Polygon library provides functionality to construct a Voronoi diagram of a set of points and lin...