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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。 #_pQS}$  
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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: S4O'N x  
    enableservice('AutomationServer', true) :P/0"  
    enableservice('AutomationServer') ]yAOKmS  
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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 bc3 T8(  
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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: `z1E]{A  
    1. 在FRED脚本编辑界面找到参考. Ne b")  
    2. 找到Matlab Automation Server Type Library "K)ue@?  
    3. 将名字改为MLAPP hVGK%HCz&  
    ; 8B )J<y  
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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。 _C4N6YdU  
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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: -qs R,H  
    1. 创建Matlab服务器。 +@mgb4_  
    2. 移动探测面对于前一聚焦面的位置。 q]\GBRp  
    3. 在探测面追迹光线 qe_qag9  
    4. 在探测面计算照度 .~Gt=F+`s  
    5. 使用PutWorkspaceData发送照度数据到Matlab "lnI@t{o  
    6. 使用PutFullMatrix发送标量场数据到Matlab中 U UYx-x  
    7. 用Matlab画出照度数据 /r?EY&9G  
    8. 在Matlab计算照度平均值 :8LK}TY7  
    9. 返回数据到FRED中 d>gN3}tT  
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    代码分享:  %G>  
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    Option Explicit bH`r=@.:cu  
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    Sub Main e13' dCG  
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        Dim ana As T_ANALYSIS / 0ra]}[(  
        Dim move As T_OPERATION 3R?6{.  
        Dim Matlab As MLApp.MLApp 2q}lSa7r  
        Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long S]g`Ds<  
        Dim raysUsed As Long, nXpx As Long, nYpx As Long VK[`e[.C  
        Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double Aq,&p,m03  
        Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double :TRhk.  
        Dim meanVal As Variant i~ITRi@  
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        Set Matlab = CreateObject("Matlab.Application") A|<i7QVY  
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        ClearOutputWindow &pFP=|Pq  
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        'Find the node numbers for the entities being used. ,tl(\4n  
        detNode = FindFullName("Geometry.Screen") (Y~gItej  
        detSurfNode  = FindFullName("Geometry.Screen.Surf 1") jpt-5@5O  
        anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") ~vV+)KI  
    xz*MFoE  
        'Load the properties of the analysis surface being used. 8c<OX!  
        LoadAnalysis anaSurfNode, ana ftRzgW);  
    z+{Q(8'b]  
        'Move the detector custom element to the desired z position. 60X))MyN  
        z = 50 vC%Hc/&.}  
        GetOperation detNode,1,move 9/dI 6P7  
        move.Type = "Shift" XLj|y#h  
        move.val3 = z PwS7!dzH-  
        SetOperation detNode,1,move qt=nN-AC(  
        Print "New screen position, z = " &z 2|JtRE+  
    @,;VMO  
        'Update the model and trace rays. I`uOsZBO/  
        EnableTextPrinting (False) fDrjR6xV  
            Update v@Bk)Z  
            DeleteRays k{E!X  
            TraceCreateDraw Rd ,5 &X$  
        EnableTextPrinting (True) R=<uf:ca  
    qs3V2lvYw{  
        'Calculate the irradiance for rays on the detector surface. ,Wlw#1fP  
        raysUsed  = Irradiance( detSurfNode, -1, ana, irrad ) nEfQLkb[|  
        Print raysUsed & " rays were included in the irradiance calculation. x.ucsb  
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        'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. ]}d.h!`<)  
        Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) H{+[ ,l  
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        'PutFullMatrix is more useful when actually having complex data such as with O>/& -Wk=  
        'scalar wavefield, for example. Note that the scalarfield array in MATLAB Ybp';8V  
        'is a complex valued array. 0/fA>%&  
        raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) q4]Qvf>  
        Matlab.PutFullMatrix("scalarfield","base", reals, imags ) 9PWqoz2c  
        Print raysUsed & " rays were included in the scalar field calculation." j!/=w q  
    }HxC ~J"  
        'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used !b?`TUt   
        'to customize the plot figure. SxW.dT8{  
        xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) E=RX^ 3+}  
        xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) Ct9dV7SH  
        yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) QP<vjj%  
        yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) P*3PDa@  
        nXpx = ana.Amax-ana.Amin+1 9N;y^ Y\  
        nYpx = ana.Bmax-ana.Bmin+1 }q=uI`  
    _&K>fy3t&  
        'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS U^d!*9R  
        'structure.  Set the axes labels, title, colorbar and plot view. A*TO0L  
        Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) ;C~:C^Q\H  
        Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) k@9CDwh*s  
        Matlab.Execute( "title('Detector Irradiance')" ) gF~#M1!!  
        Matlab.Execute( "colorbar" ) "q3W& @  
        Matlab.Execute( "view(2)" )  ^9 Pae)  
        Print "" Zz^!QlF  
        Print "Matlab figure plotted..." `c/mmS  
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        'Have Matlab calculate and return the mean value. +a74] H"  
        Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) _7N^<'B  
        Matlab.GetWorkspaceData( "irrad", "base", meanVal ) 57`9{.HB  
        Print "The mean irradiance value calculated by Matlab is: " & meanVal \!s0H_RJY  
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        'Release resources 3AcCa>  
        Set Matlab = Nothing 1MxO((k  
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    End Sub \) vI-  
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    最后在Matlab画图如下: {/q4W; D  
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    并在工作区保存了数据: 6 u}c543  
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    并返回平均值: TmUN@h  
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    与FRED中计算的照度图对比: !z |a+{  
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    例: q*d@5  
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    此例系统数据,可按照此数据建立模型 +JPHQx'W  
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    系统数据 Ztj~Q9mu  
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    光源数据: xL} ~R7  
    Type: Laser Beam(Gaussian 00 mode) F9 2et<y.  
    Beam size: 5; qZ rv2dT  
    Grid size: 12; 8mv}-;  
    Sample pts: 100; Bb@m-+f  
    相干光; 95b65f  
    波长0.5876微米, kC=h[<'  
    距离原点沿着Z轴负方向25mm。 kqt.?iJw  
    6/l{e)rX2o  
    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: 3B3l)eX  
    enableservice('AutomationServer', true) l@<yC-Xd  
    enableservice('AutomationServer') } DQ KfS  
    &]P1IQ  
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    QQ:2987619807 [ @`Ki  
     
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