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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。 _|0#  
    9< 07# 8c.  
    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: zF[Xem  
    enableservice('AutomationServer', true) R+(f~ j'  
    enableservice('AutomationServer') ol/@)k^s>  
    R8u8jG(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 'iZwM>l\  
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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: )D6 i {I0  
    1. 在FRED脚本编辑界面找到参考. stUv!   
    2. 找到Matlab Automation Server Type Library D})/2O p   
    3. 将名字改为MLAPP QK0]9   
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    &&P9T/Zks  
    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。 *<:X3|3E  
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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: W$SV+q(rT  
    1. 创建Matlab服务器。 H%U  
    2. 移动探测面对于前一聚焦面的位置。 #I0FWZ>W  
    3. 在探测面追迹光线 9=]HOUn  
    4. 在探测面计算照度 [#Gu?L_W  
    5. 使用PutWorkspaceData发送照度数据到Matlab %po;ih$jr*  
    6. 使用PutFullMatrix发送标量场数据到Matlab中 sfw* _}y  
    7. 用Matlab画出照度数据 $poIWJMc  
    8. 在Matlab计算照度平均值 hDW_a y4  
    9. 返回数据到FRED中 .$x}~Sw  
    !]g[u3O  
    代码分享: l:e C+[_;>  
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    Option Explicit lV^:2I/  
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    Sub Main  XA;PWl5!  
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        Dim ana As T_ANALYSIS <|Lz#iV37  
        Dim move As T_OPERATION Tb?XKO,  
        Dim Matlab As MLApp.MLApp XfVdYmii  
        Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long .txtt?ZF2  
        Dim raysUsed As Long, nXpx As Long, nYpx As Long U9b[t  
        Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double k`N*_/(|n  
        Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double r^C(|Vx  
        Dim meanVal As Variant %gFIu.c  
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        Set Matlab = CreateObject("Matlab.Application") 1z&"V}y  
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        ClearOutputWindow O]hUOc `k  
    (EWGX |QA  
        'Find the node numbers for the entities being used. O^-QqCZE  
        detNode = FindFullName("Geometry.Screen") ?r&~(<^z  
        detSurfNode  = FindFullName("Geometry.Screen.Surf 1") "A~dt5GJ  
        anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") 3T]cDVQ_  
    rqN+0CT  
        'Load the properties of the analysis surface being used. kDm uj>D  
        LoadAnalysis anaSurfNode, ana M=;csazN  
    4+ d(d  
        'Move the detector custom element to the desired z position. #BBDI  
        z = 50 XZ@+aG_%q  
        GetOperation detNode,1,move L{>rN`{  
        move.Type = "Shift" !=.y[Db=  
        move.val3 = z jJ<&!=  
        SetOperation detNode,1,move Z9 ws{8@_  
        Print "New screen position, z = " &z ]O:8o<0  
    ]Bf1p  
        'Update the model and trace rays. 2RNee@!JJP  
        EnableTextPrinting (False) 2Q@n a @s  
            Update [O_5`X9|  
            DeleteRays 6<S-o|Xw  
            TraceCreateDraw `{Oqb  
        EnableTextPrinting (True) 420K6[  
    oP56f"BE(  
        'Calculate the irradiance for rays on the detector surface. Y_y!$jd(N  
        raysUsed  = Irradiance( detSurfNode, -1, ana, irrad ) By7lSbj  
        Print raysUsed & " rays were included in the irradiance calculation. (NR( )2  
    *.wj3' wV  
        'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. LNk :PD0m  
        Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) DUu:et&c1  
    =2GKv7q$x,  
        'PutFullMatrix is more useful when actually having complex data such as with W%^!<bFk}m  
        'scalar wavefield, for example. Note that the scalarfield array in MATLAB D Q={  
        'is a complex valued array. wV f 7<@/y  
        raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) yc7b%T*Y  
        Matlab.PutFullMatrix("scalarfield","base", reals, imags ) A ?V-Sz#  
        Print raysUsed & " rays were included in the scalar field calculation." )^qXjF  
    dI7rx+L  
        'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used S#p_Y^A  
        'to customize the plot figure. S m=ln)G=  
        xMin = ana.posX+ana.AcellX*(ana.Amin-0.5)  }+/Vk  
        xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) R>:D&$[RD  
        yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) ynMYf  
        yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) PuZzl%i P3  
        nXpx = ana.Amax-ana.Amin+1 JleClB(2n/  
        nYpx = ana.Bmax-ana.Bmin+1 o?M;f\Fy  
    #X*);cn  
        'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS Gy["_;+xU  
        'structure.  Set the axes labels, title, colorbar and plot view. ^2rj);{V  
        Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) *!`&+w  
        Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) "\;n t5L  
        Matlab.Execute( "title('Detector Irradiance')" ) ;DZj.| Sj+  
        Matlab.Execute( "colorbar" ) Pr%KcR ;  
        Matlab.Execute( "view(2)" ) tuwlsBV  
        Print "" z)*{bz]  
        Print "Matlab figure plotted..." g6DIWMoO=h  
    .,S`VNU  
        'Have Matlab calculate and return the mean value. n>Oze7hVY  
        Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) 8|i<4>  
        Matlab.GetWorkspaceData( "irrad", "base", meanVal ) X[<#B5  
        Print "The mean irradiance value calculated by Matlab is: " & meanVal m$_l{|4z  
    .7Qqs=Au  
        'Release resources 2,I]H'}^  
        Set Matlab = Nothing 0VJHE~Bgi  
    v?3xWXX,  
    End Sub h|'|n/F  
    @ kv~2m  
    最后在Matlab画图如下: 9CwtBil<#g  
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    并在工作区保存了数据: wt@TR~a  
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    并返回平均值: ;QG8@ms|  
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    与FRED中计算的照度图对比: c(8>oeKyD  
       QjpJIw  
    例: _N|A I"sj.  
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    此例系统数据,可按照此数据建立模型 I=[09o  
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    系统数据 s` , g4ce`  
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    光源数据: 86qQ"=v  
    Type: Laser Beam(Gaussian 00 mode) "[z/\l8O  
    Beam size: 5; ^ -~=U^2tC  
    Grid size: 12; i[.7 8K-s  
    Sample pts: 100;  1v3  
    相干光; X>yE<ni  
    波长0.5876微米, zh?B-"O=5  
    距离原点沿着Z轴负方向25mm。 qnd] UUA^  
    l)DcwkIG  
    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: I~"l9Jc!"  
    enableservice('AutomationServer', true) Ym -U{a  
    enableservice('AutomationServer') u0[O /G  
    /K+;HAUTn  
    4>Q] \\Lc  
    QQ:2987619807  ]5ibg"{S  
     
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