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OPEN CASCADE BSpline Curve Interpolation
OPEN CASCADE BSpline Curve Interpolation eryar@163.com Abstract. Global curve interpolation to point data is a way to construct curves. The paper focus on the interpolate algorithm in OPEN CASCADE, and...
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OPEN CASCADE Curve Continuity
OPEN CASCADE Curve Continuity eryar@163.com Abstract. 设计一条复杂曲线时，出于设计和制造上的考虑，常常通过多段曲线组合而成，这就需要解决曲线段之间如何实现光滑连接的问题。评价曲线间连接的光滑度的度量有两种：参数连接性和几何连续性。本文对这两种连续性分别进行介绍。 Key Words. Curve Continuity, Geometric...
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OPEN CASCADE Gauss Least Square
OPEN CASCADE Gauss Least Square eryar@163.com Abstract. The least square can be used to solve a set of n linear equations of m unknowns(n >= m). The OPEN CASCADE class math_GaussLeastSquare...
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OPEN CASCADE Multiple Variable Function
OPEN CASCADE Multiple Variable Function eryar@163.com Abstract. Multiple variable function with gradient and Hessian matrix is very very import in OPEN CASCADE optimization algorithms. In order to...
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RvmTranslator 3.0 is released
RvmTranslator 3.0 is released Enable translate multiple RVM files for RvmTranslator. Translate multiple RVM files in RvmTranslator is simple, just input the multiple RVM files name separated by a...
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Apply Newton Method to Find Extrema in OPEN CASCADE
Apply Newton Method to Find Extrema in OPEN CASCADE eryar@163.com Abstract. In calculus, Newton’s method is used for finding the roots of a function. In optimization, Newton’s method is applied to find...
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Interop Excel in PDMS
Interop Excel in PDMS eryar@163.com Abstract. There are many data stored in Excel during the design procedure. Read data from Excel can do some validation in PDMS, such as check the pressure for a...
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Happy New Year 2016
大学之前的时间都是按天来过的，期盼着一天一天地快快长大，期盼着过年穿新衣，阖家团聚，其乐融融； 大学的时间都是按周来过的，根据每周的课表周而复始，虽然单调但也是自由自在，简单充实； 刚工作的几年时间是按月来过的，每个月发工资的时候还是很开心，虽然在大上海那微薄的薪水只能淹没在房租中，但也是自食其力，一个人战斗。 现在的时间是按年来过的，一年又一年，感慨一事无成的时候，一年眨眼之间已经过去了。...
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Function Set in OPEN CASCADE
Function Set in OPEN CASCADE eryar@163.com Abstract. The common math algorithms library provides a C++ implementation of the most frequently used mathematical algorithms. These include: algorithms to...
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OPEN CASCADE编译视频
为了帮助OPEN CASCADE新手顺利编译OPEN CASCADE源码，特录制了一个视频， 有了这个视频，OPEN CASCADE的编译再也不麻烦啦！ eryar 2016-01-20 21:49 发表评论
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IsoAlgo2.0 is released!
IsoAlgo2.0 is released! Figure 1. Piping Isometric Drawing generated by IsoAlgo Figure 2. Piping Isometric Drawing generated by IsoAlgo Figure 3. Piping Isometric Drawing generated by IsoAlgo You...
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SupportGenius for PDMS
SupportGenius for PDMS eryar@163.com SupportGenius is used to build pipe hanger and support 3D model in PDMS and also can generate the material report....
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OpenCascade Jobs
OpenCascade Jobs OpenCascade工作相关信息发布，有意者可以直接发邮件：eryar@163.com。 鞋博士鞋博士经过8年沉淀，在鞋类工业4.0全流程平台上积累了相当的技术实力，获投资商亲睐。新的一年，在投资商协助下，将踏上新的征途，因此诚邀您加盟顶层技术合伙人。如果您具备以下实力，我们期待您的加盟： 1、熟悉C++ 2、熟悉图形学 3、学过矩阵，优化理论者优先...
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OpenCASCADE Ring Type Spring Modeling
OpenCASCADE Ring Type Spring Modeling eryar@163.com Abstract. The general method to directly create an edge is to give a 3D curve as the support(geometric domain) of the edge. The curve maybe defined...
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Tcl internal variables
Tcl internal variables eryar@163.com 在Tcl中内置了一些变量，并赋予了一定的功能。内置变量列表如下： 变量名称 功能描述 argc 指命令行参数的个数。 argv 指包含命令行参数的列表。 argv0 是指被解释的文件或由调用脚本的名称的文件名。 env 用于表示是环境变量数组元素。 errorCode 为最后的Tcl错误的错误代码。...
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RvmTranslator 3.1 is released
RvmTranslator 3.1 is released Fix the crash reported by Luca from Italy. The crash is made by the invalidate shapes that the RvmTranslator can not translate correctly. Thanks for Luca. Figure 1. Ship...
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OpenCASCADE Interpolations and Approximations
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...
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RvmTranslator Translate RVM to 3D PDF
RvmTranslator Translate RVM to 3D PDF eryar@163.com The Portable Document Format(PDF) is a file format used to present documents in a manner independent of application software, hardware, and operating...
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OpenCASCADE Data Exchange - 3D PDF
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...
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