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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。 E3x<o<v  
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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: b ts*qx&)  
    enableservice('AutomationServer', true) Y{t}sO%A  
    enableservice('AutomationServer') `$JOFLa  
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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 ]r#NjP  
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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: f7%g=0.F  
    1. 在FRED脚本编辑界面找到参考. jC-`u-_'j  
    2. 找到Matlab Automation Server Type Library SM<qb0  
    3. 将名字改为MLAPP nAsc^ Yh  
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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。 '81Rwp  
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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: YR)^F|G  
    1. 创建Matlab服务器。 ?]}=4  
    2. 移动探测面对于前一聚焦面的位置。 =wl0  
    3. 在探测面追迹光线 $ Fy)+<  
    4. 在探测面计算照度 COH.`Tv{*  
    5. 使用PutWorkspaceData发送照度数据到Matlab nXh<+7  
    6. 使用PutFullMatrix发送标量场数据到Matlab中 u b@'(*  
    7. 用Matlab画出照度数据 Lk)TK/JM)  
    8. 在Matlab计算照度平均值 0U2dNLc  
    9. 返回数据到FRED中 X`]>J5  
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    代码分享: LH~ t5  
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    Option Explicit e.|t12)L "  
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    Sub Main 5YiBPB")  
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        Dim ana As T_ANALYSIS 2%pe.s tQ  
        Dim move As T_OPERATION S2=x,c$  
        Dim Matlab As MLApp.MLApp RS7J~Q  
        Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long ?CpM.{{s  
        Dim raysUsed As Long, nXpx As Long, nYpx As Long 6x@]b>W  
        Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double woU3WS0  
        Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double gdqED}v  
        Dim meanVal As Variant i_$?sg#=yk  
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        Set Matlab = CreateObject("Matlab.Application") Ez>!%Hpn\  
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        ClearOutputWindow :O*62olC5  
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        'Find the node numbers for the entities being used. M !rw!,g  
        detNode = FindFullName("Geometry.Screen") FJB /tg  
        detSurfNode  = FindFullName("Geometry.Screen.Surf 1") w`Rt"d_B  
        anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") 6 c-9[-Px  
    &Qv%~dvW  
        'Load the properties of the analysis surface being used. a S+i`A:a  
        LoadAnalysis anaSurfNode, ana mZ#IP  
    N)YoWA>#bF  
        'Move the detector custom element to the desired z position. 4 ..V  
        z = 50 e/IVZmUn^  
        GetOperation detNode,1,move @])}+4D(S  
        move.Type = "Shift" \j vS`+  
        move.val3 = z wq#'o9s,  
        SetOperation detNode,1,move ;BEX|w xn  
        Print "New screen position, z = " &z ,j[1!*Z_[  
    .wuRT>4G)G  
        'Update the model and trace rays. ">R`S<W  
        EnableTextPrinting (False) fR lJ`\ t  
            Update p,2H8I){  
            DeleteRays [i]%PVGW  
            TraceCreateDraw ze#ncnMo  
        EnableTextPrinting (True) &_Gu'A({J  
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        'Calculate the irradiance for rays on the detector surface. V}t8H  
        raysUsed  = Irradiance( detSurfNode, -1, ana, irrad ) UeSPwY  
        Print raysUsed & " rays were included in the irradiance calculation. $K!6T  
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        'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. 5{M$m&$1  
        Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) z-h7v5i"  
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        'PutFullMatrix is more useful when actually having complex data such as with A@I3:V  
        'scalar wavefield, for example. Note that the scalarfield array in MATLAB rj;~SC{  
        'is a complex valued array. +D#.u^  
        raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) hmtDw,j  
        Matlab.PutFullMatrix("scalarfield","base", reals, imags ) ~ZRtNL9   
        Print raysUsed & " rays were included in the scalar field calculation." Qkg([q4  
    a~`,zQ -@  
        'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used t? _{  
        'to customize the plot figure. 5ZHO+@HiFH  
        xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) @XX7ydG5  
        xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) kX'a*AG  
        yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) @|Hx >|p  
        yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) 2v1dSdX,W  
        nXpx = ana.Amax-ana.Amin+1 Z-z(SKL  
        nYpx = ana.Bmax-ana.Bmin+1 ( z%t  
    /d1V&Lj  
        'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS qk\LfRbj  
        'structure.  Set the axes labels, title, colorbar and plot view. LwEc*79  
        Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) _zFJ]7Ym.)  
        Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) ut9R] 01:  
        Matlab.Execute( "title('Detector Irradiance')" ) q yYf&VC}  
        Matlab.Execute( "colorbar" ) 1s#GY<<  
        Matlab.Execute( "view(2)" ) ]hA]o7 k  
        Print "" 8HH\wu$$e  
        Print "Matlab figure plotted..." W:=CpbwENX  
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        'Have Matlab calculate and return the mean value. e\i}@]  
        Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) )N]%cO(^  
        Matlab.GetWorkspaceData( "irrad", "base", meanVal ) Z`bo1,6>  
        Print "The mean irradiance value calculated by Matlab is: " & meanVal ; WsV.n  
    >U') ICD~  
        'Release resources 3x~AaC.j  
        Set Matlab = Nothing <fcw:Ae  
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    End Sub .[X"+i\  
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    最后在Matlab画图如下: 82Nw 6om6i  
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    并在工作区保存了数据: jh.e&6  
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    并返回平均值: 2HJGp+H  
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    与FRED中计算的照度图对比: &5;y&dh  
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    例: W/I D8+:i  
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    此例系统数据,可按照此数据建立模型 Y@M l}43  
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    系统数据 dq$C COC^F  
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    光源数据: r$.v"Wh)  
    Type: Laser Beam(Gaussian 00 mode) ,4z?9@wQ  
    Beam size: 5; yzmwNsu  
    Grid size: 12; AehkEN&H/t  
    Sample pts: 100; ^5![tTJ  
    相干光; f:K`M W  
    波长0.5876微米, H) &pay  
    距离原点沿着Z轴负方向25mm。 HFd>UdT%  
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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: C:d$   
    enableservice('AutomationServer', true) 6J%+pt[tu  
    enableservice('AutomationServer') A4uDuB;;ZQ  
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