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infotek 2021-07-30 10:33

FRED如何调用Matlab

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。 ~%^ tB  
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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: 8Eakif0CO  
enableservice('AutomationServer', true) "OQ^U_  
enableservice('AutomationServer') 0J?~N`#O|  
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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。 Y%PwktQm  
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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: BybW)+~  
1. 在FRED脚本编辑界面找到参考. \ ^ZlG.  
2. 找到Matlab Automation Server Type Library 1QLbf*zeIW  
3. 将名字改为MLAPP nQ q=7Gu  
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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。 ~-EOjX(X'E  
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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: AD1=[I3  
1. 创建Matlab服务器。 pPcTrN'  
2. 移动探测面对于前一聚焦面的位置。 p3 w  
3. 在探测面追迹光线 POvP]G9'"  
4. 在探测面计算照度 RLb KD>  
5. 使用PutWorkspaceData发送照度数据到Matlab 9?0^ap,T  
6. 使用PutFullMatrix发送标量场数据到Matlab中 Q^ pmQ  
7. 用Matlab画出照度数据 gW-V=LV (  
8. 在Matlab计算照度平均值 kPVO?uO  
9. 返回数据到FRED中 7g%E`3)"  
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代码分享: LG<J;&41~S  
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Option Explicit #a<Gxj  
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Sub Main >N]7IU[-  
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    Dim ana As T_ANALYSIS W0l,cOOZJ  
    Dim move As T_OPERATION KO]T<R h<  
    Dim Matlab As MLApp.MLApp ~nrK>%  
    Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long w,h`s.AN  
    Dim raysUsed As Long, nXpx As Long, nYpx As Long kdl:Wt*4o  
    Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double qMLD)rL  
    Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double =K6($|'=  
    Dim meanVal As Variant kg'o&^/=  
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    Set Matlab = CreateObject("Matlab.Application") 1UE6 4Kl:S  
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    ClearOutputWindow pov)Z):}G<  
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    'Find the node numbers for the entities being used. 89o/F+_b  
    detNode = FindFullName("Geometry.Screen") @}@Z8$G^  
    detSurfNode  = FindFullName("Geometry.Screen.Surf 1")  CCL   
    anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") ly:q6i  
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    'Load the properties of the analysis surface being used. ~S8*t~  
    LoadAnalysis anaSurfNode, ana [/e<l&y  
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    'Move the detector custom element to the desired z position. mGJasn  
    z = 50 fp+gyTnd3  
    GetOperation detNode,1,move FQqI<6;  
    move.Type = "Shift" eD*A )  
    move.val3 = z U-R6xxPZ  
    SetOperation detNode,1,move maXG:l|  
    Print "New screen position, z = " &z hRK/T7v  
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    'Update the model and trace rays. zmSUw}-4 N  
    EnableTextPrinting (False) v"#mzd.tW  
        Update fSs4ZXC  
        DeleteRays S/4^ d &Gr  
        TraceCreateDraw jO!y_Y]B  
    EnableTextPrinting (True) JV]^zW  
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    'Calculate the irradiance for rays on the detector surface. Hm%;=`:'  
    raysUsed  = Irradiance( detSurfNode, -1, ana, irrad ) DV<` K$ET  
    Print raysUsed & " rays were included in the irradiance calculation. &(xH$htv1  
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    'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. z7Q?D^miy  
    Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) kPF9Z "l  
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    'PutFullMatrix is more useful when actually having complex data such as with A?-oL='  
    'scalar wavefield, for example. Note that the scalarfield array in MATLAB M#As0~y  
    'is a complex valued array. f;1K5Y  
    raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) G0^2Wk[  
    Matlab.PutFullMatrix("scalarfield","base", reals, imags ) iZaI_\"__  
    Print raysUsed & " rays were included in the scalar field calculation." uF1~FKB  
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    'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used N6 (  
    'to customize the plot figure. HN&Z2v   
    xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) 2JJ"O|Ibz  
    xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) 1n:8s'\  
    yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) S$Q8>u6Wk  
    yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) v" OY 1<8  
    nXpx = ana.Amax-ana.Amin+1 n&-qaoNl  
    nYpx = ana.Bmax-ana.Bmin+1 Q 4f/Z  
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    'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS P DrZY.-  
    'structure.  Set the axes labels, title, colorbar and plot view. ^OstR`U3  
    Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) ReM=eS  
    Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) !+L/Khw/ C  
    Matlab.Execute( "title('Detector Irradiance')" ) L"{JRbh[  
    Matlab.Execute( "colorbar" ) D"J!\_o  
    Matlab.Execute( "view(2)" ) X&0 uI*r  
    Print "" B, TB3 {  
    Print "Matlab figure plotted..." j}~86JO+Cw  
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    'Have Matlab calculate and return the mean value. , ]+z)   
    Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) Y0_),OaY  
    Matlab.GetWorkspaceData( "irrad", "base", meanVal ) HmiJ~C_v`:  
    Print "The mean irradiance value calculated by Matlab is: " & meanVal S%yd5<%_  
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    'Release resources Y@b.sMg{  
    Set Matlab = Nothing Vzwc}k*Y  
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End Sub " QWq_R  
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最后在Matlab画图如下: /4 vG3  
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并在工作区保存了数据: ^sVX)%  
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并返回平均值: A9kzq_ 3  
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与FRED中计算的照度图对比: V( -mD  
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例: 7LU}Iiv  
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此例系统数据,可按照此数据建立模型 lhw()u  
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系统数据 /6h(6 *JI  
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光源数据: FxVZ[R  
Type: Laser Beam(Gaussian 00 mode) rwG CUo6Z  
Beam size: 5; `$B3X  
Grid size: 12; Wh%ucX&  
Sample pts: 100; UGuxV+Nwf  
相干光; &d5ia+ #  
波长0.5876微米, 4=Krq6{  
距离原点沿着Z轴负方向25mm。 sRrzp=D  
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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: Q~j`YmR|  
enableservice('AutomationServer', true) o4zM)\;F  
enableservice('AutomationServer') tX"Th'Qi  
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