C++博客-eryar-随笔分类-2.OpenCASCADE

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OpenCascade Law Function

March 25, 2018, 2:11 am

OpenCascade Law Function eryar@163.com 1.Introduction 在OpenCASCADE的TKGeomAlgo Toolkit中提供了一个Law Package，在Law包中有一个基类：Law_Function，字面上翻译为规则函数。其类图如下所示： Figure 1. Law Function class diagram...

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OpenCASCADE Trihedron Law eryar@163.com Abstract. In differential geometry the Frenet-Serret formulas describe the kinematic properties of a particle moving along a continuous, differentiable curve in...

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OpenCascade Sweep Algorithm

April 26, 2018, 6:22 am

OpenCascade Sweep Algorithm eryar@163.com Abstract. Sweeps are the objects you obtain by sweeping a profile along a path. Sweep is a very useful modeling algorithm. The paper focus on the introduction...

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Virtual Reality: Immersive Yourself In Your 3D Mockup

May 3, 2018, 4:54 am

Virtual Reality: Immersive Yourself In Your 3D Mockup ESI's Virtual Reality software solution IC.IDO is an exceedingly powerful immersive engineering solution combining high-end visualization and...

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RvmTranslator6.1 - Attribute List

May 5, 2018, 5:51 am

RvmTranslator6.1 - Attribute List eryar@163.com 1. Introduction RvmTranslator can translate the RVM file exported by AVEVA Plant(PDMS)/AVEVA Marine to STEP, IGES, STL, DXF, 3D PDF, OBJ, .etc. So it can...

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OpenCASCADE Texture Mapping

May 9, 2018, 5:47 am

OpenCASCADE Texture Mapping eryar@163.com Abstract. 纹理贴图技术的出现和流行是图形显示技术的一个非常重要的里程碑，直接影响3D技术从工业进入娱乐领域。本文结合OpenCASCADE中纹理贴图的源码，来说明纹理贴图在OpenCASCADE中实现。 Key Words. OpenCASCADE 纹理贴图, Texture Mapping...

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[转]Massive Model Rendering Techniques

May 12, 2018, 5:21 am

Massive Model Rendering Techniques Andreas Dietrich Enrico Gobbetti Sung-Eui Yoon Abstract We present an overview of current real-time massive model visualization technology, with the goal of providing...

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Boolean operations between triangle meshes

May 17, 2018, 8:18 am

Boolean operations between triangle meshes eryar@163.com Abstract. Boolean operations is one of basic and well known on 3D models. The operations are widely used in computer graphics, game, CAD, EDA....

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OpenCASCADE中散乱Edge生成Wire

May 20, 2018, 6:50 am

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 order. Key Words. Edge,...

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OpenCASCADE7.3.0 is available for download

June 21, 2018, 7:56 pm

OpenCASCADE7.3.0 is available for download OPEN CASCADE is pleased to announce a new public release of Open CASCADE Technology (version 7.3.0). Open CASCADE Technology version 7.3.0 is a minor release,...

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OpenCASCADE 招聘信息

June 29, 2018, 4:41 pm

中南设计集团（武汉）工程技术研究院有限公司是中南工程咨询设计集团有限公司（以下简称“中南设计集团”）打造的工程技术研发和科研创新平台，为中南设计集团旗下全资子公司，于2018年2月成立。公司业务范围涵盖高新技术成果孵化，科学技术成果转让；科技中介服务，新材料研发、销售、技术服务，计算机软件与智能化控制系统的研发、销售及技术服务。...

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RvmTranslator6.2 is released

July 14, 2018, 5:43 pm

RvmTranslator6.2 is released eryar@163.com RvmTranslator can translate the RVM file exported by AVEVA Plant(PDMS)/AVEVA Marine to STEP, IGES, STL, DXF, 3D PDF, OBJ, 3DXML, .etc. So it can be used for...

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OpenCASCADE Extended Data Exchange - XDE

July 29, 2018, 4:43 am

OpenCASCADE Extended Data Exchange - XDE eryar@163.com Abstract. OpenCASCADE Data Exchange allows developing OCCT-Based applications that can interact with other CAD systems by writing and reading CAD...

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[转]C语言预处理命令详解

August 14, 2018, 7:09 pm

摘要: 转载：https://www.cnblogs.com/clover-toeic/p/3851102.html 一前言预处理(或称预编译)是指在进行编译的第一遍扫描(词法扫描和语法分析)之前所作的工作。预处理指令指示在程序正式编译前就由编译器进行的操作，可放在程序中任何位置。预处理是C语言的一个重... 阅读全文eryar 2018-08-15...

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[转]可变参数函数详解

August 14, 2018, 7:10 pm

摘要: 可变参数函数详解转载：https://www.cnblogs.com/clover-toeic/p/3736748.html 可变参数函数又称参数个数可变函数(本文也简称变参函数)，即函数参数数目可变。原型声明格式为： type VarArgFunc(type FixedArg1, type FixedArg2... 阅读全文eryar 2018-08-15...

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[转]C语言字节对齐问题详解

August 14, 2018, 7:12 pm

摘要: C语言字节对齐问题详解转载：https://www.cnblogs.com/clover-toeic/p/3853132.html 引言考虑下面的结构体定义： 1 typedef struct{ 2 char c1; 3 short s; 4 char c2; 5 ... 阅读全文eryar 2018-08-15 10:12 发表评论

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Intel TBB in OpenCASCADE

September 3, 2018, 6:25 pm

Intel TBB in OpenCASCADE eryar@163.com OpenCASCADE使用了一个开源的第三方库Intel TBB，这个并行计算库主要用于网格化、布尔操作等复杂算法，可以明显提升速度。这个库是可选的，即可以根据授权原因，不使用这个库。如果不用，可以在批处理中配置这个可选第三方库，将其设置成false。...

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RvmTranslator6.4 is released

September 5, 2018, 7:57 am

RvmTranslator6.4 is released eryar@163.com RvmTranslator can translate the RVM file exported by AVEVA Plant(PDMS)/AVEVA Marine to STEP, IGES, STL, DXF, 3D PDF, OBJ, 3DXML, .etc. So it can be used for...

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OpenCASCADE解非线性方程组

September 6, 2018, 6:20 am

OpenCASCADE解非线性方程组 eryar@163.com Abstract. 在科学技术领域里常常提出求解非线性方程组的问题，例如，用非线性函数拟合实验数据问题、非线性网络问题、几何上的曲线曲面求交问题等。OpenCASCADE中有关于非线性方程组定义的类及其求解类，本文主要介绍如何在OpenCASCADE中定义非线性方程组，及对其进行求解。 Key Words. Function...

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Levmar:Levenberg-Marquardt非线性最小二乘算法

September 26, 2018, 5:53 am

Levmar:Levenberg-Marquardt非线性最小二乘算法 eryar@163.com Abstract. Levmar is GPL native ANSI C implementations of the Levenberg-Marquardt optimization algorithm.The blog focus on the compilation of levmar on...

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