Undo/Redo for Qt Tree Model eryar@163.com Abstract. Qt contains a set of item view classes that use a model/view architecture to manage the relationship between data and the way it...

Consolas是一套等宽字体的字型，属无衬线字体，由Lucas de Groot设计。  概述 这套字型使用了微软的ClearType 字型平滑技术，并随同Windows Vista、Office 2007及Microsoft Visual Studio...

OpenCASCADE Conic to BSpline Curves-Parabola eryar@163.com Abstract. Rational Bezier Curve can represent conic curves such as circle, ellipse, hyperbola, .etc. But how to convert a...

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...

OpenCASCADE Point Classifier eryar@163.com   在解决几何问题时常会遇到这样的问题：给定平面上一个有N条边的简单多边形P和一点z，在问点z是在P的内部还是外部，或者是在多边形的边上。...

Intersection between 2d conic in OpenCASCADE eryar@163.com   Abstract. OpenCASCADE provides the algorithm to implement of the intersection between two 2d conic curve. The coni...

GLTF简介 1.glTF(GL TransmissionFormat)，即图形语言交换格式，它是一种3D内容的格式标准，由Khronos Group管理（Khronos Group还管理着OpenGL系列、OpenCL等重要的行业标准）； 2.glTF的设计...

Surface Normal Averaging eryar@163.com 摘要Abstract：正确设置网格面上点的法向，对几何体在光照等情况下显示得更真实，这样就可以减少顶点数量，提高渲染速度。本文通过将OpenCascade中的形...

OpenCASCADE General Transformation eryar@163.com Abstract. OpenCASCADE provides a general transformation class: gp_GTrsf. It can be a transformation from gp, an affinity, or you ca...

A Simple OpenCASCADE Qt Demo-occQt eryar@163.com Abstract. OpenCASCADE have provided the Qt samples in the samples directory, but they are a little complicated. So I decide write a...

Open Cascade中的内存管理 Memory Management in Open Cascade eryar@163.com 一、C++中的内存管理 Memory Management in C++ 1. 引言 为了表现出多态，在C++中就会用到大量的指针和引用。指针...

Topology and Geometry in OpenCascade-Topology eryar@163.com 摘要Abstract：本文简要介绍了几何造型中的边界表示法（BRep），并结合程序说明OpenCascade中的边界表示的具体实现，即拓朴与几...