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    [分享]FRED如何调用Matlab [复制链接]

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    只看楼主 正序阅读 楼主  发表于: 2021-07-30
    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。 iVFn t!  
    @sVBG']p  
    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: pgI@[zp7  
    enableservice('AutomationServer', true) fx*Swv%r  
    enableservice('AutomationServer') U-k6ZV3&8  
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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 A/'G.H  
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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: ct/I85c@P  
    1. 在FRED脚本编辑界面找到参考. __zsrIUJ  
    2. 找到Matlab Automation Server Type Library R (6Jvub"I  
    3. 将名字改为MLAPP #0weN%  
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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。 ieObo foD  
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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: 1 }:k w  
    1. 创建Matlab服务器。 4p F%G  
    2. 移动探测面对于前一聚焦面的位置。 py)V7*CgH  
    3. 在探测面追迹光线 ,"DkMK4%  
    4. 在探测面计算照度 L-Z1Xs  
    5. 使用PutWorkspaceData发送照度数据到Matlab ~,ac{%8x  
    6. 使用PutFullMatrix发送标量场数据到Matlab中 }UX>O  
    7. 用Matlab画出照度数据 H>M0G L  
    8. 在Matlab计算照度平均值 Qg3 -%i/@  
    9. 返回数据到FRED中 !j\  yt  
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    代码分享: ?onZ:s2  
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    Option Explicit +&JF|#FQ`  
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    Sub Main ~aBALD0D;  
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        Dim ana As T_ANALYSIS o6'`W2P  
        Dim move As T_OPERATION &bTadd%0  
        Dim Matlab As MLApp.MLApp ZQ@^(64  
        Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long E-l>z%  
        Dim raysUsed As Long, nXpx As Long, nYpx As Long >&p_G0-  
        Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double ; 5oY)1  
        Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double -Ndd6O[ a5  
        Dim meanVal As Variant O(CUwk  
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        Set Matlab = CreateObject("Matlab.Application") he 9qWL&^G  
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        ClearOutputWindow 7 pp[kv;!G  
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        'Find the node numbers for the entities being used. _bFX(~37z?  
        detNode = FindFullName("Geometry.Screen") AuSL?kZ4|Y  
        detSurfNode  = FindFullName("Geometry.Screen.Surf 1") ln9U>*<  
        anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") I8e{%PK  
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        'Load the properties of the analysis surface being used. ;p) gTQa  
        LoadAnalysis anaSurfNode, ana jR*1%.Ng  
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        'Move the detector custom element to the desired z position. .DIHd/wA  
        z = 50 V&[|%jm&   
        GetOperation detNode,1,move y1FS?hSD0  
        move.Type = "Shift" vA"yy"B+ V  
        move.val3 = z cy%^P^M  
        SetOperation detNode,1,move 9qW^@5 m  
        Print "New screen position, z = " &z iwrS>Sm  
    @>&UoH}2  
        'Update the model and trace rays. Ig*!0(v5$  
        EnableTextPrinting (False) [Nsv]Yz  
            Update #*XuU8q?  
            DeleteRays |Kh#\d  
            TraceCreateDraw J!~?}Fq/z  
        EnableTextPrinting (True) pv;}Sv$ ]-  
    ?tg(X[h{S  
        'Calculate the irradiance for rays on the detector surface. 8.F]&D0p8  
        raysUsed  = Irradiance( detSurfNode, -1, ana, irrad )  E*i <P  
        Print raysUsed & " rays were included in the irradiance calculation. u0Irf"Ab  
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        'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. l '<gkwX  
        Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) Nq Ve{+1x  
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        'PutFullMatrix is more useful when actually having complex data such as with &qF   
        'scalar wavefield, for example. Note that the scalarfield array in MATLAB pd/{yX M  
        'is a complex valued array. U_B"B;ng+  
        raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) fMP$o3;  
        Matlab.PutFullMatrix("scalarfield","base", reals, imags ) [r<lAS{ .  
        Print raysUsed & " rays were included in the scalar field calculation." ku&IVr%  
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        'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used WfL5. &  
        'to customize the plot figure. grp1nWAs  
        xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) wk' |gI[W  
        xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) ?1JS*LQ$  
        yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) [2WJ>2r}6  
        yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) IhhB^E|  
        nXpx = ana.Amax-ana.Amin+1 T&j_7Q\;vI  
        nYpx = ana.Bmax-ana.Bmin+1 $i7iv  
    M\ B A+  
        'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS &>XIK8*  
        'structure.  Set the axes labels, title, colorbar and plot view. [yJcM [p\  
        Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) i*_T\_=  
        Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) #"jEc*&=  
        Matlab.Execute( "title('Detector Irradiance')" ) C{H:-"\J9  
        Matlab.Execute( "colorbar" ) YQ:F Bj  
        Matlab.Execute( "view(2)" ) VK5|w:  
        Print "" }YfM <  
        Print "Matlab figure plotted..." -NGY+1  
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        'Have Matlab calculate and return the mean value. ep>*]'  
        Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) ]X ,f  
        Matlab.GetWorkspaceData( "irrad", "base", meanVal ) {=pRU_-^  
        Print "The mean irradiance value calculated by Matlab is: " & meanVal xxLD8?@e7  
    /J")S?. [u  
        'Release resources H.3+5 po  
        Set Matlab = Nothing 2^'|[*$k1@  
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    End Sub fo;Ftf0  
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    最后在Matlab画图如下: RP?UKOc  
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    并在工作区保存了数据: Lnc _)RF  
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    并返回平均值: Ztu _UlGC  
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    与FRED中计算的照度图对比: t2Q40' `  
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    例: G}<%%U D  
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    此例系统数据,可按照此数据建立模型 //9Ro"  
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    系统数据 #+I)<a7\  
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    光源数据: TY6 D.ikA  
    Type: Laser Beam(Gaussian 00 mode) KjFNb;mM  
    Beam size: 5; aZ"9)RJe  
    Grid size: 12; )L fXb9}  
    Sample pts: 100; O{:_-eI&d  
    相干光; @62QDlt;  
    波长0.5876微米, g).k+  
    距离原点沿着Z轴负方向25mm。 X2^`Znq9  
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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: %P05k  
    enableservice('AutomationServer', true) YaI8hj@}  
    enableservice('AutomationServer') VbQ9o  
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    QQ:2987619807 t F^|,9_<  
     
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