C++ 应用程序性能优化
C++ 应用程序性能优化 eryar@163.com 1. Introduction 对于几何造型内核OpenCASCADE，由于会涉及到大量的数值算法，如矩阵相关计算，微积分，Newton迭代法解方程，以及非线性优化的一些算...
OpenCASCADE 参数曲面面积
OpenCASCADE 参数曲面面积 eryar@163.com Abstract. 本文介绍了参数曲面的第一基本公式，并应用曲面的第一基本公式，结合OpenCASCADE中计算多重积分的类，对任意参数曲面的面积进行计算。 Key W...
OpenCascade Shape Representation in OpenSceneGraph
OpenCascade Shape Representation in OpenSceneGraph eryar@163.com 摘要Abstract：本文通过程序实例，将OpenCascade中的拓朴数据（边、面）离散化后在OpenSceneGraph中进行显示。有了这些离散...
OpenCASCADE中散乱Edge生成Wire
OpenCASCADE中散乱Edge生成Wire eryar@163.com Abstract. In OpenCASCADE a wire can be built from any number of edges in sequence. If edges are not in sequence, you must sort them in o...
OpenCascade HLR for Pipe Model
OpenCascade HLR for Pipe Model eryar@163.com 摘要Abstract：在工厂辅助设计（Plant Design）或船舶辅助设计（Ship Design）等CAD设计软件中建完模型后都会出安装图或制作图，这也是这类辅助...
OpenNURBS 3DM Viewer
OpenNURBS 3DM Viewer eryar@163.com Abstract. The openNURBS Toolkit consists of C++ source code for a library that will read and write a openNURBS 3D model file(.3dm). More than 400...
Undo/Redo for Qt Tree Model
Undo/Redo for Qt Tree Model eryar@163.com Abstract. Qt contains a set of item view classes that use a model/view architecture to manage the relationship between data and the way it...
Consolas 字体
Consolas是一套等宽字体的字型，属无衬线字体，由Lucas de Groot设计。 概述 这套字型使用了微软的ClearType 字型平滑技术，并随同Windows Vista、Office 2007及Microsoft Visual Studio...
OpenCASCADE Conic to BSpline Curves-Parabola
OpenCASCADE Conic to BSpline Curves-Parabola eryar@163.com Abstract. Rational Bezier Curve can represent conic curves such as circle, ellipse, hyperbola, .etc. But how to convert a...
OpenNURBS to OpenCASCADE
OpenNURBS to OpenCASCADE eryar@163.com Abstract. The OpenNURBS initiative provides CAD/CAM/CAE and computer graphics software developers the tools to accurately transfer 3D geometr...
OpenCASCADE Point Classifier
OpenCASCADE Point Classifier eryar@163.com 在解决几何问题时常会遇到这样的问题：给定平面上一个有N条边的简单多边形P和一点z，在问点z是在P的内部还是外部，或者是在多边形的边上。...
Intersection between 2d conic in OpenCASCADE
Intersection between 2d conic in OpenCASCADE eryar@163.com Abstract. OpenCASCADE provides the algorithm to implement of the intersection between two 2d conic curve. The coni...