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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。 h|Uy!?l  
    +Udlt)H  
    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%Sp mx8  
    enableservice('AutomationServer', true) S}cm.,/w  
    enableservice('AutomationServer') i&?do{YQ)  
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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 5zH?1Z~*  
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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: 7|Tu@0XXA  
    1. 在FRED脚本编辑界面找到参考. $?u ^hMU=  
    2. 找到Matlab Automation Server Type Library W:16qbK  
    3. 将名字改为MLAPP jVpk) ;vC  
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    在Matlab里面有两种常用的数据发送选项PutWorkspaceData 及PutFullMatrix,PutWorkspaceData适用于存储一般的数据在工作区,并赋予其为变量,PutFullMatrix试用于复数数据。 0BTLIV$d;  
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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: 3q.O^`y FU  
    1. 创建Matlab服务器。 PDcZno?  
    2. 移动探测面对于前一聚焦面的位置。 It@ak6u?  
    3. 在探测面追迹光线 ]='E&=nc  
    4. 在探测面计算照度 @"#W\m8  
    5. 使用PutWorkspaceData发送照度数据到Matlab UC34AKm  
    6. 使用PutFullMatrix发送标量场数据到Matlab中 w(9.{zF|vQ  
    7. 用Matlab画出照度数据 u F T&r|  
    8. 在Matlab计算照度平均值 BZE~k?*  
    9. 返回数据到FRED中 YFCP'J"Z  
    &V&0kp@+  
    代码分享: U/oncC5  
    rs R0V+(W  
    Option Explicit b!ZXQn3X<  
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    Sub Main r^k:$wJbRK  
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        Dim ana As T_ANALYSIS M"]~}*  
        Dim move As T_OPERATION >]k'3|vV  
        Dim Matlab As MLApp.MLApp #is:6Z,OEU  
        Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long !RnO{FL  
        Dim raysUsed As Long, nXpx As Long, nYpx As Long 2 c <Qh=  
        Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double ,"u-V<>6O  
        Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double 4l$(#NB<  
        Dim meanVal As Variant xh\{ dUPA  
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        Set Matlab = CreateObject("Matlab.Application") 4cql?W(D  
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        ClearOutputWindow ]iuM2]  
    lV-7bZ  
        'Find the node numbers for the entities being used. (@dh"=Lt\  
        detNode = FindFullName("Geometry.Screen") 0=;jGh}|i  
        detSurfNode  = FindFullName("Geometry.Screen.Surf 1") 9psX"*s  
        anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") Dm6}$v'0  
    Cd#>,,\z  
        'Load the properties of the analysis surface being used. ]}cai1  
        LoadAnalysis anaSurfNode, ana OCF\*Sx  
     )>Oip  
        'Move the detector custom element to the desired z position. KD^>Vv#  
        z = 50 vS:%(Y"!<  
        GetOperation detNode,1,move 9/MUzt  
        move.Type = "Shift" Pt?]JJxl-  
        move.val3 = z $L.0$-je4  
        SetOperation detNode,1,move ](vsh gp2  
        Print "New screen position, z = " &z @xW)&d\'  
    a8-2:8Su  
        'Update the model and trace rays. \CL |=8[2  
        EnableTextPrinting (False) c@:r\]  
            Update |$":7)e H!  
            DeleteRays >UpTMEQ  
            TraceCreateDraw F9ry?g=h  
        EnableTextPrinting (True) ~<3qsA..  
    uYS?# g  
        'Calculate the irradiance for rays on the detector surface. sf]y\_zU  
        raysUsed  = Irradiance( detSurfNode, -1, ana, irrad ) k'wF+>  
        Print raysUsed & " rays were included in the irradiance calculation. E) >~0jv  
    l0g#&V--  
        'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. Wy,DA^\ef  
        Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) ]6</{b  
    @<\f[Znto  
        'PutFullMatrix is more useful when actually having complex data such as with %FQMB  
        'scalar wavefield, for example. Note that the scalarfield array in MATLAB >/EmC3?b!  
        'is a complex valued array. /g712\?M4  
        raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) 'bkecC  
        Matlab.PutFullMatrix("scalarfield","base", reals, imags ) ,-t3gc1~X  
        Print raysUsed & " rays were included in the scalar field calculation." 7[QU *1bk  
    er^z:1'  
        'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used B}gi /  
        'to customize the plot figure. X4&{/;$  
        xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) =R!=uml(  
        xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) O%A:2Y79  
        yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) F$ x@ ]  
        yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) f!*b8ND^R  
        nXpx = ana.Amax-ana.Amin+1 +GgWd=X.Y  
        nYpx = ana.Bmax-ana.Bmin+1 {J%hTjCw  
    (80]xLEBL  
        'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS EKk~~PhW 8  
        'structure.  Set the axes labels, title, colorbar and plot view. kYz)h  
        Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) C+,;hj  
        Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) z['>`Kt  
        Matlab.Execute( "title('Detector Irradiance')" ) (zBa2Vmmv  
        Matlab.Execute( "colorbar" ) 8[ 1D4d  
        Matlab.Execute( "view(2)" ) NyJU?^f&v  
        Print "" RP7e)?5$s  
        Print "Matlab figure plotted..." gCgMmD=AZ  
    IO`.]iG  
        'Have Matlab calculate and return the mean value. Q<d\K(<3?:  
        Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) _+%-WFS|  
        Matlab.GetWorkspaceData( "irrad", "base", meanVal ) !~m)_Q5?~  
        Print "The mean irradiance value calculated by Matlab is: " & meanVal `l1{BU  
    e\k=T}  
        'Release resources G|Ic6Sd  
        Set Matlab = Nothing _C&2-tnp  
    9]VUQl9gh  
    End Sub FsY}mql  
    IQoz8!guh:  
    最后在Matlab画图如下: hv}rA,Yd  
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    并在工作区保存了数据: 9cWl/7;zXO  
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    并返回平均值: kG &.|  
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    与FRED中计算的照度图对比: gf2l19aP  
       B1JdkL 3h  
    例: d%81}4f:  
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    此例系统数据,可按照此数据建立模型 .Hl]xI$;+  
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    系统数据 +e`f|OQ  
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    光源数据: c\-5vw||b  
    Type: Laser Beam(Gaussian 00 mode) 8V;@yzI ha  
    Beam size: 5; :qc@S&v@]  
    Grid size: 12; d47b&.v8e  
    Sample pts: 100; A$WE:<^  
    相干光; S WVeUL#5  
    波长0.5876微米, "'4R _R  
    距离原点沿着Z轴负方向25mm。 xpx=t71Hq  
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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: 5CueD]  
    enableservice('AutomationServer', true) d `>M-:dF  
    enableservice('AutomationServer') 75r>~@)*  
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    ~jH@3\ ?-  
    QQ:2987619807 '~VKH}b  
     
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