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    [技术]FRED如何调用Matlab [复制链接]

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    只看楼主 倒序阅读 楼主  发表于: 2021-10-25
    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。 "+=Pp  
    wP[xmO-%  
    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: 2v0!` &?M{  
    enableservice('AutomationServer', true) v8ba~  
    enableservice('AutomationServer') BjJ,"sT  
    (GCG/8s  
    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 _f cS>/<a  
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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: ojHhT\M`  
    1. 在FRED脚本编辑界面找到参考. A_!QrM  
    2. 找到Matlab Automation Server Type Library KAd_zkUA  
    3. 将名字改为MLAPP q@(1Yivk  
    10p8|9rE}B  
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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。 *)u?~r(F  
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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: aF!Ex  
    1. 创建Matlab服务器。 'It?wB W  
    2. 移动探测面对于前一聚焦面的位置。 i+g~ Uj}h  
    3. 在探测面追迹光线 8z Y)J#  
    4. 在探测面计算照度 '"y}#h__T  
    5. 使用PutWorkspaceData发送照度数据到Matlab ?w-1:NW jt  
    6. 使用PutFullMatrix发送标量场数据到Matlab中 sf(i E(o  
    7. 用Matlab画出照度数据 AXs=1  e  
    8. 在Matlab计算照度平均值 \V,c]I   
    9. 返回数据到FRED中 tQWWgLM  
    ipobr7G.SD  
    代码分享: [F+(^- (  
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    Option Explicit nX|Q~x]  
    \)OEBN`9#  
    Sub Main 5F2_xH$5  
    #%:c0=  
        Dim ana As T_ANALYSIS `Oq M8U @  
        Dim move As T_OPERATION Gqb])gXpl  
        Dim Matlab As MLApp.MLApp vA=Z=8  
        Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long gH[,Xx?BN!  
        Dim raysUsed As Long, nXpx As Long, nYpx As Long F@Q^?WV  
        Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double ]jyM@  
        Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double \<~}o I  
        Dim meanVal As Variant 4S|=/f  
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        Set Matlab = CreateObject("Matlab.Application") t2- ^-g6  
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        ClearOutputWindow 7Y1GUIRa3  
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        'Find the node numbers for the entities being used. ,> n% ~'gb  
        detNode = FindFullName("Geometry.Screen") /@hJpz|+   
        detSurfNode  = FindFullName("Geometry.Screen.Surf 1") qz!Ph5 (  
        anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") ]IZ>2!6r  
    `9Yn0B.  
        'Load the properties of the analysis surface being used. +L0w;wT  
        LoadAnalysis anaSurfNode, ana F30 ]  
    $IVwA  
        'Move the detector custom element to the desired z position. qj!eLA-aD  
        z = 50 T dk ,&8  
        GetOperation detNode,1,move /)EY2Y'  
        move.Type = "Shift" hN3u@P^  
        move.val3 = z }s_hD`'  
        SetOperation detNode,1,move Dw_D+7>(v  
        Print "New screen position, z = " &z %T!J$a)qf  
    (&[[46  
        'Update the model and trace rays. _OMpIdY,R*  
        EnableTextPrinting (False) .$&Q[r3Lu  
            Update pu+ur=5&  
            DeleteRays Ql%qQ ZV  
            TraceCreateDraw #DFV=:|~  
        EnableTextPrinting (True) : =Kx/E:1  
    `]=oo%(h  
        'Calculate the irradiance for rays on the detector surface. \L # INP4~  
        raysUsed  = Irradiance( detSurfNode, -1, ana, irrad ) G_ >G'2  
        Print raysUsed & " rays were included in the irradiance calculation. cK@jmGj+  
    h5"Ov,K3[  
        'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. fY,|o3#  
        Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) x[(?#  
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        'PutFullMatrix is more useful when actually having complex data such as with  fvEAIs  
        'scalar wavefield, for example. Note that the scalarfield array in MATLAB %0,-.(h  
        'is a complex valued array. N@xg:xr  
        raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) jZpa0grA  
        Matlab.PutFullMatrix("scalarfield","base", reals, imags ) F S"eM"z  
        Print raysUsed & " rays were included in the scalar field calculation." 1u|V`J)0  
    F%d \~Vj  
        'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used P[ r];e  
        'to customize the plot figure. =JS;;PzX[  
        xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) R@iUCT^$  
        xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) pI.+"Hz  
        yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) ;sPoUn s'  
        yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) m ee$"Y  
        nXpx = ana.Amax-ana.Amin+1 Zg~nlO2  
        nYpx = ana.Bmax-ana.Bmin+1 ytz SAbj  
    4)6xU4eBaL  
        'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS 0d^Z uTN  
        'structure.  Set the axes labels, title, colorbar and plot view. =1p8 i  
        Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) b:J(b?  
        Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) "TcW4U9  
        Matlab.Execute( "title('Detector Irradiance')" ) <#M`5X.  
        Matlab.Execute( "colorbar" ) $((6=39s  
        Matlab.Execute( "view(2)" ) Oakb'  
        Print "" O#a6+W"U  
        Print "Matlab figure plotted..." 44ed79ly0)  
    d[D&J  
        'Have Matlab calculate and return the mean value. N8r*dadDd  
        Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) k S# CEU7  
        Matlab.GetWorkspaceData( "irrad", "base", meanVal ) SOZPZUUEJ  
        Print "The mean irradiance value calculated by Matlab is: " & meanVal !v.9"!' N  
    S=`+Ryc  
        'Release resources BYrZEVM9  
        Set Matlab = Nothing FR[ B v  
    `d]IX^;  
    End Sub +|iYg/2  
    @f+8%I3D  
    最后在Matlab画图如下: 4mjgt<`  
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    并在工作区保存了数据: nl aM  
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    并返回平均值: b2,mCfLsv  
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    与FRED中计算的照度图对比: |{r$jZeE  
       ltB .Q  
    例: mW2,1}Jv  
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    此例系统数据,可按照此数据建立模型 oX@ya3!Pz  
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    系统数据 K,'*Dz  
    &3F}6W6A  
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    光源数据: F~:O.$f]G  
    Type: Laser Beam(Gaussian 00 mode) >T2LEW  
    Beam size: 5; ,#FLM`  
    Grid size: 12; B vo5-P6XY  
    Sample pts: 100; i,A#&YDl  
    相干光; 1OLqL  
    波长0.5876微米, RO;Bl:x4  
    距离原点沿着Z轴负方向25mm。 D\w h;r  
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    对于执行代码,如果想保存图片,请在开始之前一定要执行如下代码: \<Sv3xy&O  
    enableservice('AutomationServer', true) u] :m"L M  
    enableservice('AutomationServer') 99$ 5`R;  
     
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