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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。 Kp!sn,:  
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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: ]Wa.k  
    enableservice('AutomationServer', true) OjcxD5"v9  
    enableservice('AutomationServer') =TE6R 0b  
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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 {|9x*I  
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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: I&,gCZ#  
    1. 在FRED脚本编辑界面找到参考. i?.MD+f8  
    2. 找到Matlab Automation Server Type Library b%z4u0  
    3. 将名字改为MLAPP 7`9J.L&,;  
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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。 xPl+ rsU  
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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: ?ey!wcv~  
    1. 创建Matlab服务器。 [7]Kvb2t  
    2. 移动探测面对于前一聚焦面的位置。 3C=ON.1eg  
    3. 在探测面追迹光线 0p YO-@E  
    4. 在探测面计算照度 zUF%`CR  
    5. 使用PutWorkspaceData发送照度数据到Matlab $[x2L s~  
    6. 使用PutFullMatrix发送标量场数据到Matlab中 _ +q.R  
    7. 用Matlab画出照度数据 =87.6Ai  
    8. 在Matlab计算照度平均值 @8a1a3_F  
    9. 返回数据到FRED中 Dl_y[ 9  
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    代码分享: 16Ym*kWIps  
     } Wx#"6  
    Option Explicit X458%)G!(K  
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    Sub Main ~<!b}Hv  
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        Dim ana As T_ANALYSIS KV v0bE  
        Dim move As T_OPERATION *.nC'$-2r  
        Dim Matlab As MLApp.MLApp )`<- c2  
        Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long {y-7xg~}  
        Dim raysUsed As Long, nXpx As Long, nYpx As Long d}#G~O+y3v  
        Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double yU`"]6(@[  
        Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double x=7hOI5u  
        Dim meanVal As Variant -b'93_ZTu:  
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        Set Matlab = CreateObject("Matlab.Application") ~Y]*TP  
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        ClearOutputWindow "N\>v#>C  
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        'Find the node numbers for the entities being used. Hry*.s -  
        detNode = FindFullName("Geometry.Screen") O {u^&V]  
        detSurfNode  = FindFullName("Geometry.Screen.Surf 1") aMI\gCB/  
        anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") ?ra6Lo  
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        'Load the properties of the analysis surface being used. Twi:BI`.  
        LoadAnalysis anaSurfNode, ana ZtG5vdf  
    WPLM*]6  
        'Move the detector custom element to the desired z position. $w!;~s  
        z = 50 yv2BbrYyy  
        GetOperation detNode,1,move 0tV"X  
        move.Type = "Shift" BCN<l +u  
        move.val3 = z ?L.c~w;l  
        SetOperation detNode,1,move ;/.ZjTRw  
        Print "New screen position, z = " &z Eo)w f=rE9  
    a:nMW'!  
        'Update the model and trace rays. c}(fmJB&(  
        EnableTextPrinting (False) @ChEkTn  
            Update Rf7*Ut wVr  
            DeleteRays (KQAKEhD!  
            TraceCreateDraw t<'-?B2g  
        EnableTextPrinting (True)  O+D"7  
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        'Calculate the irradiance for rays on the detector surface. j n[%@zD}  
        raysUsed  = Irradiance( detSurfNode, -1, ana, irrad ) [;O 6)W  
        Print raysUsed & " rays were included in the irradiance calculation. haj\Dm  
    :i'jQ<|wZN  
        'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. dfkmIO%9X  
        Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) NY]`1yy  
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        'PutFullMatrix is more useful when actually having complex data such as with V *2 =S  
        'scalar wavefield, for example. Note that the scalarfield array in MATLAB CH h]v.V  
        'is a complex valued array. '&_<!Nv3  
        raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) qSj$0Hq5XI  
        Matlab.PutFullMatrix("scalarfield","base", reals, imags ) Q)pm3Wi  
        Print raysUsed & " rays were included in the scalar field calculation." NUB3L  
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        'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used  &gIDcZ  
        'to customize the plot figure. NUiNn 7C  
        xMin = ana.posX+ana.AcellX*(ana.Amin-0.5)  ^"Y5V5  
        xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) -t28"jyj  
        yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) =l&A9 >\  
        yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) XsE] Z4  
        nXpx = ana.Amax-ana.Amin+1 ~4p@m>>  
        nYpx = ana.Bmax-ana.Bmin+1 +{* @36A5A  
    DFvLCGkDk  
        'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS WgBV,{ C  
        'structure.  Set the axes labels, title, colorbar and plot view. # f~,8<K  
        Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) C+/D!ZH%P  
        Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) hGc')  
        Matlab.Execute( "title('Detector Irradiance')" ) /W !A^  
        Matlab.Execute( "colorbar" ) Y)% CxaO `  
        Matlab.Execute( "view(2)" ) q#W7.8 Z@  
        Print "" G[V?# 7.  
        Print "Matlab figure plotted..." >icK]W  
    -#XNZy!//  
        'Have Matlab calculate and return the mean value. \ ]AsL&  
        Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) z1oikg:?4  
        Matlab.GetWorkspaceData( "irrad", "base", meanVal ) "WKE% f  
        Print "The mean irradiance value calculated by Matlab is: " & meanVal Q+4xU  
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        'Release resources ii%n:0+zm  
        Set Matlab = Nothing mtEE,O!+  
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    End Sub 1zE_ SNx  
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    最后在Matlab画图如下: mUi|vq)`=D  
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    并在工作区保存了数据: w+vYD2 a  
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    并返回平均值: Jt4T)c9  
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    与FRED中计算的照度图对比: ?3tR(H<  
       IQK__)  
    例: B8'(3&)My  
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    此例系统数据,可按照此数据建立模型 )F;[  
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    系统数据 Mnpb".VU#T  
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    光源数据: ;D_6u(IC4:  
    Type: Laser Beam(Gaussian 00 mode) 7M: 0%n$  
    Beam size: 5; 'Mjbvh4  
    Grid size: 12; k07JMS?  
    Sample pts: 100; AR\1w'  
    相干光; CORNN8=k  
    波长0.5876微米, &libC>a[  
    距离原点沿着Z轴负方向25mm。 /Ny/%[cu  
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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: .ao'o,|vE  
    enableservice('AutomationServer', true) BzH7E[R49  
    enableservice('AutomationServer') ]4@z.1Mr  
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    QQ:2987619807 fw^mjD  
     
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