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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。 O4URr  
    2!`Z3>Oa  
    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: |'(IWU  
    enableservice('AutomationServer', true) 8[XNFFUZs  
    enableservice('AutomationServer')  F<1'M#bl  
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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 MD?^  
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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: wIPDeC4  
    1. 在FRED脚本编辑界面找到参考. 0(.C f.B~  
    2. 找到Matlab Automation Server Type Library v0p EN\  
    3. 将名字改为MLAPP E$baQU hKS  
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    ^ B]t4N2i  
    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。 7] H4E.(l  
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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: Cr"hu;  
    1. 创建Matlab服务器。 #wcoLCjs)  
    2. 移动探测面对于前一聚焦面的位置。 z(` kWF1<  
    3. 在探测面追迹光线 ?/g(Y  
    4. 在探测面计算照度 B!lw>rUMQ  
    5. 使用PutWorkspaceData发送照度数据到Matlab 6Vo}Uaq4  
    6. 使用PutFullMatrix发送标量场数据到Matlab中 zj}efv<e  
    7. 用Matlab画出照度数据 GR9F^Y)K{  
    8. 在Matlab计算照度平均值 '1IH^<b  
    9. 返回数据到FRED中 ^^mi@&ApLD  
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    代码分享: 3J{'|3x  
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    Option Explicit *+ayC{!  
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    Sub Main *0tNun 5=3  
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        Dim ana As T_ANALYSIS f+RDvgkKU  
        Dim move As T_OPERATION TlJF{ <E  
        Dim Matlab As MLApp.MLApp 37DvI&  
        Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long 'L7.a'  
        Dim raysUsed As Long, nXpx As Long, nYpx As Long MDZb|1.AT  
        Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double [\y>Gv%  
        Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double rA7S1)Kq  
        Dim meanVal As Variant NjLd-v"2  
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        Set Matlab = CreateObject("Matlab.Application") 6I<`N  
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        ClearOutputWindow UKdzJEhG  
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        'Find the node numbers for the entities being used. yCVBG  
        detNode = FindFullName("Geometry.Screen") B:SRHd{*Wu  
        detSurfNode  = FindFullName("Geometry.Screen.Surf 1") #:X :~T  
        anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") :8FH{sqR  
    nDfDpP&  
        'Load the properties of the analysis surface being used. "@_f>3z  
        LoadAnalysis anaSurfNode, ana ]](hwj  
    J=Z"sU=  
        'Move the detector custom element to the desired z position. 3FfS+q*3S  
        z = 50 L!RLw4  
        GetOperation detNode,1,move Z(cgI5Pu  
        move.Type = "Shift" ! `o =2b=N  
        move.val3 = z ~PHG5?X  
        SetOperation detNode,1,move f3O'lc3  
        Print "New screen position, z = " &z A.Njn(z?Lz  
    'DPSM?]fA  
        'Update the model and trace rays. GOjri  
        EnableTextPrinting (False) pbNVj~#6  
            Update += QboUN  
            DeleteRays U8z,N1]r*`  
            TraceCreateDraw p}\!"&,^m  
        EnableTextPrinting (True) : s35{K  
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        'Calculate the irradiance for rays on the detector surface. o5d)v)Rx=  
        raysUsed  = Irradiance( detSurfNode, -1, ana, irrad ) `Bx CTwc  
        Print raysUsed & " rays were included in the irradiance calculation. !|]%^G  
    I[/u5V_b'  
        'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. l?d*g&  
        Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) YI/vt2  
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        'PutFullMatrix is more useful when actually having complex data such as with sSxra!tv4  
        'scalar wavefield, for example. Note that the scalarfield array in MATLAB ]#;JPO#*  
        'is a complex valued array. p("do1:  
        raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) z]pH'c39  
        Matlab.PutFullMatrix("scalarfield","base", reals, imags ) _F$?Z  
        Print raysUsed & " rays were included in the scalar field calculation." _nF_RpS  
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        'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used 1 OX(eXF>  
        'to customize the plot figure. 7_LE2jpC,5  
        xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) b=sc2 )3?  
        xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) LY7'wONx  
        yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) j`bOJTBE  
        yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) BX?Si1c  
        nXpx = ana.Amax-ana.Amin+1 !.!Ervi!N  
        nYpx = ana.Bmax-ana.Bmin+1 P+JYs  
    ]Kd:ZmJ  
        'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS #qzozQ4  
        'structure.  Set the axes labels, title, colorbar and plot view. S;= D/)[mr  
        Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) fz%urbJR  
        Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) hP #>`)aNY  
        Matlab.Execute( "title('Detector Irradiance')" ) $8b/"Qm  
        Matlab.Execute( "colorbar" ) r'j*f"uAm  
        Matlab.Execute( "view(2)" ) a`}HFHm\2,  
        Print "" z5?xmffB  
        Print "Matlab figure plotted..." N. uw2Y%  
    {?82>q5F  
        'Have Matlab calculate and return the mean value. NVQ IRQ.  
        Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) z7}@8F  
        Matlab.GetWorkspaceData( "irrad", "base", meanVal ) {min9  
        Print "The mean irradiance value calculated by Matlab is: " & meanVal h_J 'dJS  
    0@z78h=h  
        'Release resources qT(j%F  
        Set Matlab = Nothing r>5,U:6Q/  
    i=Y#kL~f  
    End Sub Y?Xs Z  
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    最后在Matlab画图如下: cu |{cy-  
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    并在工作区保存了数据: kZeb^Q+,  
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    并返回平均值: /Ue~W, |  
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    与FRED中计算的照度图对比: }oU0J  
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    例: ~ujY+ {  
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    此例系统数据,可按照此数据建立模型 `uY77co6  
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    系统数据 HI55):Eb  
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    光源数据: (Zp'|hx8o  
    Type: Laser Beam(Gaussian 00 mode) )D Y?Y-n  
    Beam size: 5; zl$'W=[rFs  
    Grid size: 12; c&ymVB?G:1  
    Sample pts: 100; V|Smk;G  
    相干光; dG\dGSZ\h  
    波长0.5876微米, {eL XVNR7R  
    距离原点沿着Z轴负方向25mm。 h",kA(+P  
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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: y]+q mNw"+  
    enableservice('AutomationServer', true) }<m9w\pA  
    enableservice('AutomationServer') ; &$djP  
    +TL5yuA  
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    QQ:2987619807 -Z9e}$q$,  
     
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