| infotek |
2021-10-25 09:49 |
FRED如何调用Matlab
简介:FRED作为COM组件可以实现与Excel、VB、Matlab等调用来完成庞大的计算任务或画图,本文的目的是通过运行一个案例来实现与Matlab的相互调用,在此我们需要借助脚本来完成,此脚本为视为通用型脚本。
W,xdj! ^t r#sg5aS7O| 配置:在执行调用之前,我们需要在Matlab命令行窗口输入如下命令: ?zW'Hi enableservice('AutomationServer', true) Q@ VA@N=w enableservice('AutomationServer') (Q*q#U
:_8K8Sa 结果输出为1,这种操作方式保证了当前的Matlab实体可以用于通信。 &C9IR,& B\J[O5}, 在winwrp界面,为增加和使用Matlab类型的目录库,我们需要如下步骤: Kh]es,$D 1. 在FRED脚本编辑界面找到参考. v$y\X3)mB 2. 找到Matlab Automation Server Type Library p&(0e,`z/ 3. 将名字改为MLAPP :Y99L)+=/ *k{Llq OrkcY39"~a 在Matlab里面有两种常用的数据发送选项PutWorkspaceData 及PutFullMatrix,PutWorkspaceData适用于存储一般的数据在工作区,并赋予其为变量,PutFullMatrix试用于复数数据。 WLUgiW(0$ [V'c
图 编辑/参考 s41%A2Enh =XfvPBA 现在将脚本代码公布如下,此脚本执行如下几个步骤: `% 9Y)a/e 1. 创建Matlab服务器。 '12m4quO 2. 移动探测面对于前一聚焦面的位置。 q8{Bx03m6 3. 在探测面追迹光线 xV>
.] 4. 在探测面计算照度 #{6VdWZ 5. 使用PutWorkspaceData发送照度数据到Matlab +^AdD8U 6. 使用PutFullMatrix发送标量场数据到Matlab中 K*@?BE 7. 用Matlab画出照度数据 S5).\1m h[ 8. 在Matlab计算照度平均值 q[U pP`Z% 9. 返回数据到FRED中 G4|C227EO (HAdr5 代码分享: -'&l!23a~ x6/u+Urn Option Explicit $bE"3/uf .x=abA$!9 Sub Main YEv\!%B RuHDAJ"&a Dim ana As T_ANALYSIS G#7*O` Dim move As T_OPERATION awzlLI<2p Dim Matlab As MLApp.MLApp ,a5q62)q Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long v[$e{ Dz( Dim raysUsed As Long, nXpx As Long, nYpx As Long ;~F*2) Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double Xe4 Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double 7J9<B5U Dim meanVal As Variant ui?@:= a!o%x Set Matlab = CreateObject("Matlab.Application") !!.@F;]W 7{r7 ClearOutputWindow >l0Qd1 3Dr\ O_`u 'Find the node numbers for the entities being used. 27Gff(
detNode = FindFullName("Geometry.Screen") 1feVFRx' detSurfNode = FindFullName("Geometry.Screen.Surf 1") 4zs0+d+ anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") KcT(/! ^@x&n)nzP 'Load the properties of the analysis surface being used. }oD^tU IK LoadAnalysis anaSurfNode, ana =sWK;` T$kuv`? 'Move the detector custom element to the desired z position. Ktk?(49 z = 50 ^2dQVV. GetOperation detNode,1,move D?BegF move.Type = "Shift" _#~D{91
j: move.val3 = z |K.I%B SetOperation detNode,1,move !~zn*Hm Print "New screen position, z = " &z +wj}x?ZeV z^wod 'Update the model and trace rays. O=K0KOj EnableTextPrinting (False) F*G]Na@6D Update ^4IJL", DeleteRays hrX/,D -c TraceCreateDraw Wt%Wpb8 EnableTextPrinting (True) &tUX( LTf)`SN %' 'Calculate the irradiance for rays on the detector surface. mBL?2~M raysUsed = Irradiance( detSurfNode, -1, ana, irrad ) /sYr?b!/<6 Print raysUsed & " rays were included in the irradiance calculation. {JdXn $$ $[Vn_H< 'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. z}SJ~WY'[ Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) |zRrGQYm Q)E3)), 'PutFullMatrix is more useful when actually having complex data such as with x'-gvbj! 'scalar wavefield, for example. Note that the scalarfield array in MATLAB +6: 'is a complex valued array. "Pc}-& raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) `\##M= Matlab.PutFullMatrix("scalarfield","base", reals, imags ) I>8_gp\1 Print raysUsed & " rays were included in the scalar field calculation." 3Z~_6P^
+N \hBzQ%0 'Calculate plot characteristics from the T_ANALYSIS structure. This information is used a?ete9Q+ 'to customize the plot figure. :/gHqEC24 xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) SP<(24zdd xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) i\uj>;B yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) X6}W] yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) o]I8Ghk>/z nXpx = ana.Amax-ana.Amin+1 k v_t6 (qd nYpx = ana.Bmax-ana.Bmin+1 2asRJ97qES KO`dAB F} 'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS O,7S1 'structure. Set the axes labels, title, colorbar and plot view. \>9^(N Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) 4YY!oDN: Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) GfSD%" Matlab.Execute( "title('Detector Irradiance')" ) o;DK]o>kH Matlab.Execute( "colorbar" ) 60n>FQ< Matlab.Execute( "view(2)" ) "([gN: Print "" d %FLk=] Print "Matlab figure plotted..." Sz|kXk6&9 @8w[Z o~ 'Have Matlab calculate and return the mean value. 7m%12=Im5 Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) w)&4i$Lk6 Matlab.GetWorkspaceData( "irrad", "base", meanVal ) 5MYdLAjV Print "The mean irradiance value calculated by Matlab is: " & meanVal KL!cPnAUu R@uA4Al 'Release resources : &nF> Set Matlab = Nothing iDcYyNE com4@NK End Sub 2&pE 9,&xG\z= 最后在Matlab画图如下: "\vQVZd-E W!"QtEJ, 并在工作区保存了数据: :
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Xk'Pc0@a 并返回平均值: hwvi tD!0 S~H>MtX(< 与FRED中计算的照度图对比: Cb|1Jtb ]a.^F 例: 3mopTzs) @+~>utr 此例系统数据,可按照此数据建立模型 bLGC j( k%w 系统数据 0 ;)Q gH,Pz |c2sJy j* 光源数据: C[jX;//Jiu Type: Laser Beam(Gaussian 00 mode) +Q"~2_q5/; Beam size: 5; \M|:EG% Grid size: 12; S[hyN7sI Sample pts: 100; SHB'g){P 相干光; hbr3.<o1lY 波长0.5876微米, V
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L 距离原点沿着Z轴负方向25mm。 IG\Cj7{K^ qQ3pe:n? 对于执行代码,如果想保存图片,请在开始之前一定要执行如下代码: ]
>w@@A enableservice('AutomationServer', true) q7_Ttjn-DV enableservice('AutomationServer')
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