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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。 ~\s &]L  
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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: )yH#*~X_   
    enableservice('AutomationServer', true) YrcC"  
    enableservice('AutomationServer') 9(evHR7  
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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 T9;o.f S  
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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: =<W[dV=W  
    1. 在FRED脚本编辑界面找到参考. XxU}|jTO#  
    2. 找到Matlab Automation Server Type Library 89e.\EH  
    3. 将名字改为MLAPP Ex&RR< 5  
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    :Y?08/V  
    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。 ~~E=E;9  
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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: 4a-F4j'  
    1. 创建Matlab服务器。 s#Y7*?Sm  
    2. 移动探测面对于前一聚焦面的位置。 W)P_t"'@L  
    3. 在探测面追迹光线 |;1:$E"  
    4. 在探测面计算照度 c+M@{EbuN  
    5. 使用PutWorkspaceData发送照度数据到Matlab 2{tJ'3  
    6. 使用PutFullMatrix发送标量场数据到Matlab中 a}]@o"  
    7. 用Matlab画出照度数据 ^?VT y5yp  
    8. 在Matlab计算照度平均值 qpH-P8V   
    9. 返回数据到FRED中 ~,4Znuin  
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    代码分享: "@|V.d@  
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    Option Explicit p q5H{  
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    Sub Main (c7{dYV  
    _)H+..=  
        Dim ana As T_ANALYSIS zi 14]FWo  
        Dim move As T_OPERATION e ^& 8x  
        Dim Matlab As MLApp.MLApp !7kOw65+0  
        Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long 'WgwLE_  
        Dim raysUsed As Long, nXpx As Long, nYpx As Long vK>^#b3  
        Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double W@}5e-q)O  
        Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double I:7,CV  
        Dim meanVal As Variant ?S7:KnU>K  
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        Set Matlab = CreateObject("Matlab.Application") `d;izQ1_=  
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        ClearOutputWindow Q$5:P&  
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        'Find the node numbers for the entities being used. TBp5xz`  
        detNode = FindFullName("Geometry.Screen") AUpC HG7  
        detSurfNode  = FindFullName("Geometry.Screen.Surf 1") VDN]P3   
        anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") nvs7s0@Fqe  
    ?uBC{KQ}Y  
        'Load the properties of the analysis surface being used. 5gEWLLDp  
        LoadAnalysis anaSurfNode, ana 2|o$eq3t  
    s*WfRY*=V  
        'Move the detector custom element to the desired z position. |*a>6y  
        z = 50 k/Ro74f=  
        GetOperation detNode,1,move } ~bOP^'  
        move.Type = "Shift" {vlh ,0~  
        move.val3 = z '.<"jZ  
        SetOperation detNode,1,move iB_j*mX]  
        Print "New screen position, z = " &z n-.k&B{a  
    pQ\ [F  
        'Update the model and trace rays. '2#fkH[.  
        EnableTextPrinting (False) 5ZxBmQ  
            Update jO.E#Ei}~  
            DeleteRays r!uAofIi_  
            TraceCreateDraw 03;(v%  
        EnableTextPrinting (True) @vh>GiR){  
    DF =. G1  
        'Calculate the irradiance for rays on the detector surface. S5!2%-;<k  
        raysUsed  = Irradiance( detSurfNode, -1, ana, irrad ) y70gNPuTOD  
        Print raysUsed & " rays were included in the irradiance calculation. |7fBiVo  
    o(qmI/h  
        'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. SQk!o{  
        Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) ,:,|A/U  
    2>s;xZ@/'R  
        'PutFullMatrix is more useful when actually having complex data such as with ,#haai(  
        'scalar wavefield, for example. Note that the scalarfield array in MATLAB \59hW%Di  
        'is a complex valued array. vX%gcs/@  
        raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) 95&HsgdxJ  
        Matlab.PutFullMatrix("scalarfield","base", reals, imags ) P.7B]&T6  
        Print raysUsed & " rays were included in the scalar field calculation." 9tQk/niMM5  
    .&dcJh*O+  
        'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used S3f BZIPp  
        'to customize the plot figure. G_]mNh  
        xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) WG n1pW  
        xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) Y8(yOVy9  
        yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) D bJ(N h  
        yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) }OFk.6{{&v  
        nXpx = ana.Amax-ana.Amin+1 `^[ra% a  
        nYpx = ana.Bmax-ana.Bmin+1 &aOOG8l  
    L|?tcic  
        'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS Y8T.RS0  
        'structure.  Set the axes labels, title, colorbar and plot view. #>'0C6Xn  
        Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) @pz2}Hd |  
        Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) v\C+G[MV 7  
        Matlab.Execute( "title('Detector Irradiance')" ) }S4Fy3)  
        Matlab.Execute( "colorbar" ) z_)$g= 9$  
        Matlab.Execute( "view(2)" ) ;7hr8?M|  
        Print "" P/ 5r(l5  
        Print "Matlab figure plotted..." ^D)C|T  
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        'Have Matlab calculate and return the mean value. k,,}N 9  
        Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) 3#unh`3b  
        Matlab.GetWorkspaceData( "irrad", "base", meanVal ) b`mEnI VIz  
        Print "The mean irradiance value calculated by Matlab is: " & meanVal S"l&=J2dc  
    l ki(_ @3  
        'Release resources e{=$4F  
        Set Matlab = Nothing KtE`L4tW6  
    J2rH<Fd[up  
    End Sub 0OXd*  
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    最后在Matlab画图如下: gqG"t@Y+  
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    并在工作区保存了数据: r%4:,{HF  
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    并返回平均值: :gXj( $  
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    与FRED中计算的照度图对比: l_WY];a  
       .1;?#t]ZV  
    例: 5VfP@{  
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    此例系统数据,可按照此数据建立模型 =0S7tNut  
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    系统数据 `{%*DHa  
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    光源数据: a%kj)ah  
    Type: Laser Beam(Gaussian 00 mode) @gd-lcMYW  
    Beam size: 5; 9Bn dbS i  
    Grid size: 12; 7^1ikmYY  
    Sample pts: 100; ts ] +W!:  
    相干光; p\ASf  
    波长0.5876微米, o?>)CAo  
    距离原点沿着Z轴负方向25mm。 Y+E@afsKs  
    *T3"U|0_y  
    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: T!n<ya!  
    enableservice('AutomationServer', true) I('l )^m%  
    enableservice('AutomationServer') Oe?nX>  
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    QQ:2987619807 pP .   
     
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