fast Fourier transformation, C language fast Fourier transformation.

分形图形的vc实现-fractal graphics vc achieve

用VB编写的完整的CAD程序，源代码提供，可以借鉴开发自己的CAD版本，一点遗憾的是说明是法语-VB prepared with a complete CAD program, source code provided, you can learn to develop their own version of the CAD, A LITTLE regret is that it is French

这是一个演示了RGB色素的设置,从而让你学到一些关于RGB的知识-This is a demonstration of the pigment RGB settings, so you learn some of the knowledge RGB

使用分形迭代算法，画出一棵简单的分支的树。没有树叶。顶端形成扇形，类似银杏树叶。-use fractal iterative algorithm, to give a simple tree branch. No leaves. Fan top form, similar ginkgo leaves.

一套水印源程序，做这个的朋友可以参考-a watermark source, so the friend can reference

用插值算法实现的明暗处理-interpolation algorithm shaded

文字识别基础： 图象二值化和转化为256色-Character Recognition : the two images and values into 256 color

使用d3d9中的粒子系统和普通的面片做成的喷发器，可以模拟炮弹落下时的情景。需要有PLANE面片类才能运行。-D3d9 use of particles in the system and the ordinary surfaces made of eruption, you can simulate the scenario when the shells fell. PLANE patches need to have categories in order to run.

我写的是一个工程数据检测，然后画出数据曲线的实例，Demo 中的数据为随机生成的数据，由于我没有做过控件，所以在 DataCurve.pas 只定义了一个多线程的类，没有做成控件。-I wrote an engineering data detection, and then draw an example of curve data, Demo data for the randomly generated data, because I have not done control, so only DataCurve.pas defines a type of multi-threaded, there is no made control.

AutoCAD 的 线 型 的CAD二次开发 -AutoCAD linear secondary development of CAD