OpenCASCADE点向平面投影
OpenCASCADE点向平面投影 OpenCASCADE的ProjLib类提供了解析曲线（直线、圆、椭圆、抛物线、双曲线）向解析曲面（平面、圆柱面、圆锥面、球面、圆环面）投影的功能，主要用来计算三维曲...
Topology Shapes of OpenCascade BRep
Topology Shapes of OpenCascade BRep eryar@163.com 摘要Abstract：通过对OpenCascade中的BRep数据的读写，理解边界表示法的概念及实现。理解了拓朴形状的数据结构，就对ModelingData模块有了...
OpenCASCADE Make Face With Holes
OpenCASCADE Make Face With Holes eryar@163.com OpenCASCADE提供了构造Face的类BRepBuilderAPI_MakeFace，使用这个类可以构造出带孔的面。如下图所示： 当然，要得到上图所示的结果，还可以使...
OpenCASCADE Make Primitives-Sphere
OpenCASCADE Make Primitives-Sphere eryar@163.com Abstract. The sphere is the simplest topology shape of the BRep structure. But there are several import concept of the sphere edges...
OpenCASCADE View Manipulator
OpenCASCADE View Manipulator eryar@163.com Abstract. When you finish modeling objects in the scene, you must want to use some operations to view the scene objects, such as Pan, Zoo...
AVEVA Model Data Exchange Exports Structure Models
AVEVA Model Data Exchange Exports Structure Modelseryar@163.com Use Model Data Exchange Addin to export structure models for PDMS: Figure 1.1 Structure models in AVEVA PDMS ...
Open CASCADE Technology 7.5.0 released
Open Cascade is pleased to announce a new public release of Open CASCADE Technology (version 7.5.0). Open CASCADE Technology version 7.5.0 is a mino...
OpenCASCADE Quaternion
OpenCASCADE Quaternion eryar@163.com Abstract. The quaternions are members of a noncommutative division algebra first invented by William Rowan Hamilton. The idea for quaternions o...
OpenCASCADE Linear Extrusion Surface
OpenCASCADE Linear Extrusion Surface eryar@163.com Abstract. OpenCASCADE linear extrusion surface is a generalized cylinder. Such a surface is obtained by sweeping a curve (called ...
OpenCASCADE 曲面展开
OpenCASCADE 曲面展开 eryar@163.com Abstract: There is a common need in industries dealing with sheet material products (shipbuilding in the sphere of vessel design, construc...
OpenCASCADE 麻花钻头造型实例分析
OpenCASCADE 麻花钻头造型实例分析 eryar@163.com Abstract. OpenCASCADE provides a simple twist drill bit modeling example in Tcl script. The blog will give a details of some key poin...
PBR in OCCT 3D Viewer
Forthcoming OCCT 7.5.0 release extends its real-time rendering engine with a PBR (physically-based rendering) mode. OCCT implements PBR metal-roughness material workflow described ...