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    [分享]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: 2020-12-14
    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。 %gUf  
    \Gm$hTvB&  
    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: 'w//d $+G_  
    enableservice('AutomationServer', true) cW%QKdTQY0  
    enableservice('AutomationServer') tDw(k[aK@  
    &w15 GO;4  
    结果输出为1,这种操作方式保证了当前的Matlab实体可以用于通信 \%& BK.t  
     ;;>hWAS  
    在winwrp界面,为增加和使用Matlab类型的目录库,我们需要如下步骤: 6L5j  
    1. 在FRED脚本编辑界面找到参考. 2tPW1"M.n  
    2. 找到Matlab Automation Server Type Library N8*6sK.  
    3. 将名字改为MLAPP J:W|2U="  
    I_h u s  
    6!F@?3qCyg  
    在Matlab里面有两种常用的数据发送选项PutWorkspaceData 及PutFullMatrix,PutWorkspaceData适用于存储一般的数据在工作区,并赋予其为变量,PutFullMatrix试用于复数数据。 T($d3Nn1  
    0QJ :  
    图 编辑/参考
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    b;Nm$`2  
    现在将脚本代码公布如下,此脚本执行如下几个步骤: c,@&Z#IZ`  
    1. 创建Matlab服务器。 zD}@QoB  
    2. 移动探测面对于前一聚焦面的位置。 rgq~lZ.U4K  
    3. 在探测面追迹光线 \vg(@)$q   
    4. 在探测面计算照度 gR5 EK$  
    5. 使用PutWorkspaceData发送照度数据到Matlab ZVu_E.4.  
    6. 使用PutFullMatrix发送标量场数据到Matlab中 4)Jtc2z7Z\  
    7. 用Matlab画出照度数据 q|7i6jq\*R  
    8. 在Matlab计算照度平均值 R:N4_4& C~  
    9. 返回数据到FRED中 sr S2v\1:  
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    代码分享: +lYo5\1=  
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    Option Explicit _\"2Mdk`]  
    ~,Y xUn8@  
    Sub Main 3{:AG,G  
    8-#_xsZ^;  
        Dim ana As T_ANALYSIS I1f4u6\*X  
        Dim move As T_OPERATION Tumv0=q4wd  
        Dim Matlab As MLApp.MLApp bF2RP8?en  
        Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long [|qV*3 |?  
        Dim raysUsed As Long, nXpx As Long, nYpx As Long *sJT\J$D[  
        Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double  lL\%eQ  
        Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double }>93X0%r  
        Dim meanVal As Variant bm>N~DC  
    K UD.hK.  
        Set Matlab = CreateObject("Matlab.Application") 7!qO*r  
    !l6Ez_'  
        ClearOutputWindow k`we_$/Gw  
    eW<|I  
        'Find the node numbers for the entities being used. V><,.p8  
        detNode = FindFullName("Geometry.Screen") )tvP|  
        detSurfNode  = FindFullName("Geometry.Screen.Surf 1") nsA}A~(E  
        anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") Ei HQ&u*  
    !+FrU'^  
        'Load the properties of the analysis surface being used. Tv[| ^G9x  
        LoadAnalysis anaSurfNode, ana /nq\*)S#&  
    REg&[e+%  
        'Move the detector custom element to the desired z position. zi^?9n),  
        z = 50 N%f% U  
        GetOperation detNode,1,move .IU\wN  
        move.Type = "Shift" AAXlBY6Y-  
        move.val3 = z \V(w=   
        SetOperation detNode,1,move FG:t2ea  
        Print "New screen position, z = " &z H*H~~yQ  
    BQ:hUF3  
        'Update the model and trace rays. F$sDmk#  
        EnableTextPrinting (False) )Fsc0_  
            Update ^j!2I&h1  
            DeleteRays MvKr~  
            TraceCreateDraw ^? V9  
        EnableTextPrinting (True) ;x|7"lE  
    fsjCu!  
        'Calculate the irradiance for rays on the detector surface. ZX8 AB  
        raysUsed  = Irradiance( detSurfNode, -1, ana, irrad ) %y{'p:  
        Print raysUsed & " rays were included in the irradiance calculation. M!wa }  
    Z35(f0b  
        'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. \1He9~6  
        Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) V8hmfV~=]P  
    9u;/l#?@T  
        'PutFullMatrix is more useful when actually having complex data such as with 'NNfzh  
        'scalar wavefield, for example. Note that the scalarfield array in MATLAB ^ 'ws/(  
        'is a complex valued array. rT|wZz9$@  
        raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) <nk9IAH  
        Matlab.PutFullMatrix("scalarfield","base", reals, imags ) ~@\sN+VS  
        Print raysUsed & " rays were included in the scalar field calculation." <y=+Gh  
    ^]NFr*'!  
        'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used oLS/  
        'to customize the plot figure. $KVCEe!X  
        xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) KG=57=[  
        xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) 2EH0d6nt  
        yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) R=J5L36F  
        yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) ]7{ e~U  
        nXpx = ana.Amax-ana.Amin+1 #9glGPR(  
        nYpx = ana.Bmax-ana.Bmin+1 MW2{w<-]7  
    K=Z.<f  
        'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS 4;2  
        'structure.  Set the axes labels, title, colorbar and plot view. 7O-fc1OTv  
        Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) z5J$".O`  
        Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) &0`i(l4]l  
        Matlab.Execute( "title('Detector Irradiance')" ) G ?Hx"3:?  
        Matlab.Execute( "colorbar" ) +a"f)4\  
        Matlab.Execute( "view(2)" ) E*x ct-m#  
        Print "" ZY|$[>X!  
        Print "Matlab figure plotted..." `^HK-t4q  
    9S|a!9J  
        'Have Matlab calculate and return the mean value. &;naaV_2T  
        Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) CB0p2WS_  
        Matlab.GetWorkspaceData( "irrad", "base", meanVal ) v~A*?WU;n  
        Print "The mean irradiance value calculated by Matlab is: " & meanVal 9>@Vk vpY  
    W2&(:C8V@  
        'Release resources M0$_x~  
        Set Matlab = Nothing '!F'B:  
    ]*hH.ZBY"^  
    End Sub qfX26<q  
    *\Lr]6k  
    最后在Matlab画图如下: &I:ZJuQ4  
    [:zP]l.|  
    并在工作区保存了数据: W9QVfe#s  
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    DP-0,Gt&Xj  
    并返回平均值: 7h.fT`  
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    与FRED中计算的照度图对比: KE6 XNG3  
       M0T z('~s  
    例: {rwT4]4  
    6 ZAZJn|  
    此例系统数据,可按照此数据建立模型 ";;!c.!^  
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    系统数据 \&l@rMD3s  
    ^zW=s$\Fo  
    #-o 'g!  
    光源数据: ~9PZ/( '  
    Type: Laser Beam(Gaussian 00 mode) u@;e`-@  
    Beam size: 5; I_ AFHrj  
    Grid size: 12; 91-[[<  
    Sample pts: 100; LLKYcy  
    相干光; dvM%" k  
    波长0.5876微米, mL-6+pJ@  
    距离原点沿着Z轴负方向25mm。 G^';9 UK  
    OIIA^QyV  
    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: .K]Uk/W  
    enableservice('AutomationServer', true) :cf#Tpq"  
    enableservice('AutomationServer') p1\mjM  
    JLt%G^W >  
    Ldj*{t `5  
    QQ:2987619807 * F_KOf9p  
     
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