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。
OpenNURBS to OpenCASCADE-卡核

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...
ACIS,Parasolid,OPENCASCADECAD几何内核对比-卡核

ACIS,Parasolid,OPENCASCADECAD几何内核对比

 1.ACISACIS是美国spatial technology公司的产品,是应用于CAD系统开发的几何平台。它提供从简单实体到复杂实体的造型功能,以及实体的布尔运算、曲面裁减、曲面过渡等多种编辑功能,还提供了...
TIM邓肯的头像-卡核TIM邓肯
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Building OpenCascade on Windows with Visual Studio-卡核

Building OpenCascade on Windows with Visual Studio

Building OpenCascade on Windows with Visual Studio eryar@163.com   摘要Abstract:详细说明OpenCascade的编译配置过程,希望对你编译OpenCascacde有所...
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...
Two analytical 2d line intersection in OpenCASCADE-卡核

Two analytical 2d line intersection in OpenCASCADE

Two analytical 2d line intersection in OpenCASCADE eryar@163.com Abstract. OpenCASCADE geometric tools provide algorithms to calculate the intersection of two 2d curves, surfaces, ...
Locations Section of OpenCascade BRep-卡核

Locations Section of OpenCascade BRep

Locations Section of OpenCascade BRep eryar@163.com 摘要Abstract:本文结合OpenCascade的BRep格式描述文档和源程序,对BRep格式进行分析,详细说明BRep的数据组织形式。本文主要通过对BRep...
OpenCASCADE Trihedron Law-卡核

OpenCASCADE Trihedron Law

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, dif...
Construction of Primitives in Open Cascade-卡核

Construction of Primitives in Open Cascade

Construction of Primitives in Open Cascade eryar@163.com 一、创建基本图元 Making Primitives 将用到如下的类创建基本图元,包括长方体(Box)、楔形体(Wedge)、旋转体(Revol)等。这些类提供S...
Visualize Surface by Delaunay Triangulator-卡核

Visualize Surface by Delaunay Triangulator

Visualize Surface by Delaunay Triangulator eryar@163.com Abstract. Delaunay Triangulation is the core algorithm for mesh generation. By Delaunay Triangulator you can make a general...
OpenCASCADE Application Framework Data Framework Services-卡核

OpenCASCADE Application Framework Data Framework Services

OpenCASCADE Application Framework Data Framework Services eryar@163.com 一、概述Overview OpenCASCADE的数据框架对来自不同程序的数据提供了统一的处理环境。这就简化了数据交换、修改,也...
清华笔记:计算共形几何讲义 (13)Koebe 迭代收敛性-卡核

清华笔记:计算共形几何讲义 (13)Koebe 迭代收敛性

【上课时间:每周二和周四上午9:50-11:20AM;地点:清华大学,近春园西楼三楼报告厅。欢迎任何有兴趣的朋友,前来旁听指导。】图1. 亏格为0、带有多个边界的曲面到平面圆域(Circle Domain)的...
Intel TBB in OpenCASCADE-卡核

Intel TBB in OpenCASCADE

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。...