球面螺旋(Spherical Spiral): Spherical spiral_02.jpg

【发帖际遇】: mfhsu在大街上捡到金币5元, 飞快的跑回家躲着.

在CST-->Macros--->construct---->curves---->creat 3D curves analytical(xyz-wcs)-------------------------- >出現一個螺旋線-------->到history把VBA code改成下述.
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On Error GoTo Curve_Exists
Curve.NewCurve "3D-Analytical"
Curve_Exists:
On Error GoTo 0
Dim sCurveName As String
sCurveName = "3dpolygon_1"
With Polygon3D
  .Reset
  .Name sCurveName
  .Curve "3D-Analytical"
' ======================================
' !!! Do not change ABOVE this line !!!
' ======================================
' -----------------------------------------------------------
' adjust x-range as for-loop parameters (xmin,max,step)
' enter y/z-Function-statement within for-loop
' fixed parameters a,b,c have to be declared via Dim-Statement
' -----------------------------------------------------------
' NOTE: available MWS-Parameters can be used without
'       declaration at any place (loop-dimensions, ...)
'       (for parametric curves during parameter-sweeps and optimisation !)
' -------------------------------------------
Dim  x As Double, y As Double, z As Double  
Dim  rho As Double, theta As Double, phi As Double
  Dim t As Double
  For t=-0.25*Pi To 0.25*Pi STEP 0.001 ( 此設定剛好繞球一圈)
  
            rho=10 (sphere radius)
            theta=t
            phi=2*t
            x=rho*( sin(theta*100) )*cos(phi)  (*100, 控制螺旋圈數)
            y=rho*( cos(theta*100) )*cos(phi)
            z=-rho*sin(phi)
     .Point x, y, z
  Next t
' ======================================
' !!! Do not change BELOW this line !!!
' ======================================
   .Create
End With
SelectTreeItem("Curves\3D-Analytical\"+sCurveName)

[ 本帖最后由 mfhsu 于 2008-4-22 11:43 PM 编辑 ]

这个是利用cst宏语言编写的，支持一个

:29bb 多谢楼主~~辛苦啦·~

多谢楼主，值得收藏，有空要好好研究

:27bb     有空要好好研究

楼主好厉害，见识见识！

请教楼主，螺旋波纹波导如何做？谢谢

学习了，好东东，谢谢！！！！！！！！！！！！！！！！！！！！