occActiveX - ActiveX with OpenCASCADE eryar@163.com Abstract. OpenCASCADE ActiveX wrapper for VB, C#, Web, Delphi. Key Words. OpenCASCADE, ActiveX, VB, Delphi, C#, Web 1.Introduction ActiveX是COM规范的一种实现,前身是OLE(Object Linking and Embedding),一般读成ActiveX…

OpenCASCADE AIS Manipulator eryar@163.com Abstract. OpenCASCADE7.1.0 introduces new built-in interactive object AIS_Manipulator providing interface for moving objects within 3D viewer. The class features three kinds of transformation modes for attach…

Convert BSpline Curve to Arc Spline in OpenCASCADE eryar@163.com Abstract. The paper based on OpenCASCADE algorithms to approximate the NURBS curve to arc spline. The method is most useful in numerical control to drive the cutter along straight line…

OpenSceneGraph in ActiveX by ActiveQt eryar@163.com Abstract. Qt’s ActiveX and COM support allows Qt for Windows developers to access and use ActiveX controls and COM objects provided by any ActiveX server in their Qt applications. Make their Qt appl…

OpenCASCADE Shape Location eryar@163.com Abstract. The TopLoc package of OpenCASCADE gives resources to handle 3D local coordinate systems called Locations. A Location is a composition of elementary coordinate systems, each one is called a Datum. The…

OpenCASCADE BRep Projection eryar@163.com 一网友发邮件问我下图所示的效果如何在OpenCASCADE中实现,我的想法是先构造出螺旋线,再将螺旋线投影到面上. 为了验证我的想法,结合原来螺旋线的造型算法,来测试下这种效果的实现.依然采用Tcl脚本在Draw Test Harness中试验.个人觉得高效使用OpenCASCADE的方法应该也是先用Tcl脚本来验证一些想法后,再根据使用到的命令找到OpenCASCADE中DRAW的命令实现,最后再可以根据DRA…

OpenCASCADE Expression Interpreter by Flex & Bison eryar@163.com Abstract. OpenCASCADE provide data structure of any expression, relation or function used in mathematics. Flex and Bison are tools for building programs that handle structured input. Th…

一.前言 最近有这样一个需求,需要在网页上面启动客户端的软件,软件之间的通信.调用,单单依靠HTML是无法实现了,因此必须借用Activex来实现.由于本人主要擅长C#,自然本文给出了用C#实现的范例,本文的预期效果是有一定Winform基础的人可都轻松读懂本文. 文章主要介绍了以下几个部分:   1.用C#制作Activex控件,并发布为msi安装文件   2.将msi打包为cab,达到浏览器自动安装的效果   3.给cab数字签名(可选)   4.将Activex应用到网页上   二.用C#…

OpenCASCADE Data Exchange - 3D PDF eryar@163.com Abstract. Today most 3D engineering model data are save to 3D PDF files. Universal 3D(U3D) along side Product Representation Compact(PRC), U3D is the historical foundation used to embed 3D interactive…

OpenCASCADE Interpolations and Approximations eryar@163.com Abstract. In modeling, it is often required to approximate or interpolate points to curves and surfaces. In interpolation, the process is complete when the curve or surface passes through al…