几何造型器

几何造型系统是指能够定义、描述、生成几何模型,并能够进行交互编辑处理的系统称为几何造型系统。采用几何造型技术,可以将物体的形状及其各种属性存储在计算机内,形成该物体的几何模型。这样的几何模型是对原物体确切的数学表达,或对其某种状态的真实模拟。
Triangle - Delaunay Triangulator-卡核

Triangle – Delaunay Triangulator

Triangle - Delaunay Triangulator  eryar@163.com Abstract. Triangle is a 2D quality mesh generator and Delaunay triangulator. Triangle was created as part of the Quake project ...
Tcl internal variables-卡核

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。&n...
清华笔记:计算共形几何讲义 (8)狭缝映射(Slit Map)的存在性-卡核

清华笔记:计算共形几何讲义 (8)狭缝映射(Slit Map)的存在性

我们用较为初等的复变函数方法证明一种共形映射的存在性:狭缝映射(slit mapping)。如图所示,给定亏过为0的多连通曲面,存在共形映射将其映射到平面区域,每个边界的联通分支都被映成一条狭...
OPEN CASCADE编译视频-卡核

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!
OpenCascade Matrix-卡核

OpenCascade Matrix

OpenCascade Matrix eryar@163.com 摘要Abstract:本文对矩阵作简要介绍,并结合代码说明OpenCascade矩阵计算类的使用方法。  关键字Key Words:OpenCascade、Matrix、C++  一、引言I...
OpenCascade Primitives BRep - Sphere-卡核

OpenCascade Primitives BRep – Sphere

OpenCascade Primitives BRep - Sphere eryar@163.com Abstract. BRep is short for Boundary Representation. Boundary Representation gives a complete description of an object by associa...
OpenCASCADE点向圆柱面投影-卡核

OpenCASCADE点向圆柱面投影

OpenCASCADE点向圆柱面投影 eryar@163.com   OpenCASCADE的类Extrema_ExtPElS提供了点到基本曲面的投影计算功能,距离可能是最大值或是最小值。如下图所示的点到圆柱的投影会有两个投影点P...
Apply Newton Method to Find Extrema in OPEN CASCADE-卡核

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 me...
EasyMesh - A Two-Dimensional Quality Mesh Generator-卡核

EasyMesh – A Two-Dimensional Quality Mesh Generator

EasyMesh - A Two-Dimensional Quality Mesh Generator eryar@163.com Abstract. EasyMesh is developed by Bojan Niceno, it is a two-dimensional quality mesh generator. EasyMesh can...
AVEVA PDMS to 3ds Max - RvmTranslator6.0beta-卡核

AVEVA PDMS to 3ds Max – RvmTranslator6.0beta

AVEVA PDMS to 3ds Max - RvmTranslator6.0beta eryar@163.com RvmTranslato6.0 translate PDMS RVM to 3ds Max by MAXScript. The MAXScipt is like the PML of PDMS. MAXScript can be used a...
OpenCascade Ray Tracing Rendering-卡核

OpenCascade Ray Tracing Rendering

OpenCascade Ray Tracing Rendering eryar@163.com 摘要Abstract:OpenCascade6.7.0中引入了光线跟踪算法的实现。使用光线跟踪算法可实现高质量的渲染效果,且可以使用GPU提升渲染效率。  ...
追忆清华逝水年华 (之一)-卡核

追忆清华逝水年华 (之一)

公元2018年9月16日,清华大学计算机科学与技术系建系六十周年系庆,"贵系"1989级同学入学29周年纪念,将近三十年。往日如昨,那一年青春年少,英姿勃发,高举理想主义的大旗,一路高...