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光行天下 -> FRED,VirtualLab -> FRED如何调用Matlab [点此返回论坛查看本帖完整版本] [打印本页]

infotek 2020-12-14 10:34

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。  (f,D$mX  
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配置:在执行调用之前,我们需要在Matlab命令行窗口输入如下命令: AkrUb$ }  
enableservice('AutomationServer', true) q g?q|W  
enableservice('AutomationServer') snT!3t  
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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。 J@54B  
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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: C\Qor3];  
1. 在FRED脚本编辑界面找到参考. T^x7w+  
2. 找到Matlab Automation Server Type Library _Pjo9z 9  
3. 将名字改为MLAPP b*LEoQSl0V  
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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。 8zS't2 u  
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图 编辑/参考
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现在将脚本代码公布如下,此脚本执行如下几个步骤: x_CB'Rr6  
1. 创建Matlab服务器。 #"&h'V  
2. 移动探测面对于前一聚焦面的位置。 D *RF._  
3. 在探测面追迹光线 dVmI.A'nbp  
4. 在探测面计算照度 J)vP<.3:  
5. 使用PutWorkspaceData发送照度数据到Matlab *|h-iA+9  
6. 使用PutFullMatrix发送标量场数据到Matlab中 Va/LMw  
7. 用Matlab画出照度数据 Qctm"g|  
8. 在Matlab计算照度平均值 p&ytUT na  
9. 返回数据到FRED中 hPLQ)c?   
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代码分享: r+-KrO'  
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Option Explicit S/Pffal  
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Sub Main z1XFc*5  
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    Dim ana As T_ANALYSIS n0q5|ES  
    Dim move As T_OPERATION o65:)z u  
    Dim Matlab As MLApp.MLApp u POmi F  
    Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long gO_{(\w*  
    Dim raysUsed As Long, nXpx As Long, nYpx As Long t$^1A1Ef  
    Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double o6,$;-?F_  
    Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double ye=*m  
    Dim meanVal As Variant Sr Z\]  
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    Set Matlab = CreateObject("Matlab.Application") ESp)%  
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    ClearOutputWindow KSU?Tg&JR  
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    'Find the node numbers for the entities being used. ??0C"8:[  
    detNode = FindFullName("Geometry.Screen") yb*P&si5bY  
    detSurfNode  = FindFullName("Geometry.Screen.Surf 1") 7t=e"|^  
    anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") .q$HL t  
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    'Load the properties of the analysis surface being used. hn\<'|n  
    LoadAnalysis anaSurfNode, ana n=!]!'h\:  
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    'Move the detector custom element to the desired z position. l&2A]5C  
    z = 50 (~}IoQp>  
    GetOperation detNode,1,move }UNRe]ft$  
    move.Type = "Shift" )X2=x^u*U  
    move.val3 = z ~Fp,nE-B  
    SetOperation detNode,1,move Tn2nd  
    Print "New screen position, z = " &z 6!7LgM%4  
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    'Update the model and trace rays. N)|mA)S)  
    EnableTextPrinting (False)  w=5D>]  
        Update M7!>-P  
        DeleteRays qXPjxTg{[  
        TraceCreateDraw >ly`1t1  
    EnableTextPrinting (True) I} a`11xb`  
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    'Calculate the irradiance for rays on the detector surface. :#W40rUb  
    raysUsed  = Irradiance( detSurfNode, -1, ana, irrad ) T[*1*303  
    Print raysUsed & " rays were included in the irradiance calculation. k4r;t: O^  
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    'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. Lh.?G#EM  
    Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) _ #]uk&5a  
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    'PutFullMatrix is more useful when actually having complex data such as with ov&4&v  
    'scalar wavefield, for example. Note that the scalarfield array in MATLAB A8 V7\  
    'is a complex valued array. )HbsUm#  
    raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) Y^DS~CrM  
    Matlab.PutFullMatrix("scalarfield","base", reals, imags ) 0 Y[LzLn  
    Print raysUsed & " rays were included in the scalar field calculation." ;BzbWvBo  
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    'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used 9a}rE  
    'to customize the plot figure. IGz92&y  
    xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) Im7<\ b@  
    xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) ^_W+  
    yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) ;mH O#  
    yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) tUouO0_l  
    nXpx = ana.Amax-ana.Amin+1 1xN6V-qk  
    nYpx = ana.Bmax-ana.Bmin+1 s&:LY"[`  
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    'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS :{@&5KQ8)  
    'structure.  Set the axes labels, title, colorbar and plot view. {"|P  
    Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) w@w(AFV9/  
    Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) mYLqT$t.+  
    Matlab.Execute( "title('Detector Irradiance')" ) 8|k r|l  
    Matlab.Execute( "colorbar" ) /Y$UJt  
    Matlab.Execute( "view(2)" ) W" >[sn|  
    Print "" mLApF5Hy  
    Print "Matlab figure plotted..." G|eY$5!i  
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    'Have Matlab calculate and return the mean value. ~\_aT2j0  
    Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) !$&k@#v:  
    Matlab.GetWorkspaceData( "irrad", "base", meanVal )  1@Abs  
    Print "The mean irradiance value calculated by Matlab is: " & meanVal JGQlx-qv  
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    'Release resources -6lsR  
    Set Matlab = Nothing ?+#|h;M8  
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End Sub (A!+$}UR  
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最后在Matlab画图如下: $|+q9 o\  
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并在工作区保存了数据: 2d:<P!B  
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并返回平均值: 8m% +O#  
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与FRED中计算的照度图对比: g'2'K  
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例: _,*ld#'s  
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此例系统数据,可按照此数据建立模型 DmDsn  
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系统数据 7ux0|l  
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光源数据: ! 6y<jJ>  
Type: Laser Beam(Gaussian 00 mode) Uc oVp}vl  
Beam size: 5; ee7#PE]}  
Grid size: 12; M"cB6{st[  
Sample pts: 100; 6z;C~_BV  
相干光; W(jXOgs+_  
波长0.5876微米, Dn{ hU $*  
距离原点沿着Z轴负方向25mm。 Ik{[BRzUgt  
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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: fL^+Qb}  
enableservice('AutomationServer', true) h)S223[  
enableservice('AutomationServer') l!r2[T]I@7  
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