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infotek 2020-12-14 10:34

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。 F'#e]/V1  
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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: g `B?bBg  
enableservice('AutomationServer', true) HF\L`dJX?  
enableservice('AutomationServer') Ve8`5  
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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。 `czXjZE  
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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: MU&5&)m  
1. 在FRED脚本编辑界面找到参考. Ck.GN<#-^P  
2. 找到Matlab Automation Server Type Library Ec6{?\  
3. 将名字改为MLAPP I/)dXk~  
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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。 oci-[CI,  
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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: %9NGVC  
1. 创建Matlab服务器。  D#m+w  
2. 移动探测面对于前一聚焦面的位置。 {YbqB6zaM  
3. 在探测面追迹光线 ,?#-1uIGL>  
4. 在探测面计算照度 28BiuxVW  
5. 使用PutWorkspaceData发送照度数据到Matlab 9 au)K!hN  
6. 使用PutFullMatrix发送标量场数据到Matlab中 Qw5M\   
7. 用Matlab画出照度数据 bt&vik _  
8. 在Matlab计算照度平均值 6U+#ADo  
9. 返回数据到FRED中 sq)Nn&5A  
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代码分享: ;. :UfW  
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Option Explicit kx UGd)S  
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Sub Main -I8%  
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    Dim ana As T_ANALYSIS Mc6Cte]3|  
    Dim move As T_OPERATION ci^-0l_O  
    Dim Matlab As MLApp.MLApp b]g.>$[nX  
    Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long "?9fL#8f*!  
    Dim raysUsed As Long, nXpx As Long, nYpx As Long 'b^:"\t'Rh  
    Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double 1k/l7&n"  
    Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double x)* /3[  
    Dim meanVal As Variant 6|dUz*Pr|\  
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    Set Matlab = CreateObject("Matlab.Application") q2<J`G(tZ  
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    ClearOutputWindow s{: Mu~v  
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    'Find the node numbers for the entities being used. p$%h!.~99T  
    detNode = FindFullName("Geometry.Screen") sw@2 ?+  
    detSurfNode  = FindFullName("Geometry.Screen.Surf 1") Dps{[3Y+  
    anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") PvB?57wkF  
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    'Load the properties of the analysis surface being used. *nC,= 2  
    LoadAnalysis anaSurfNode, ana X%F9.<4  
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    'Move the detector custom element to the desired z position. D&^:hs@  
    z = 50 \S@A /t6pa  
    GetOperation detNode,1,move IGqmH=-  
    move.Type = "Shift" JWn{nJ$]  
    move.val3 = z `i:0dVs  
    SetOperation detNode,1,move .6;B3  
    Print "New screen position, z = " &z dDuA%V0  
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    'Update the model and trace rays. Yptsq@s  
    EnableTextPrinting (False) w0I /  
        Update ^ /BE=$E\  
        DeleteRays ~^C7(g )  
        TraceCreateDraw #&:nkzd  
    EnableTextPrinting (True) vp|=q;Q%r  
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    'Calculate the irradiance for rays on the detector surface. [ O)Zof  
    raysUsed  = Irradiance( detSurfNode, -1, ana, irrad ) 2Ee1mbZVw8  
    Print raysUsed & " rays were included in the irradiance calculation. $P@cS1sB  
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    'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. w +Z};C  
    Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) UKBMGzu2:  
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    'PutFullMatrix is more useful when actually having complex data such as with &zd7t6  
    'scalar wavefield, for example. Note that the scalarfield array in MATLAB BT1'@qF  
    'is a complex valued array. Y_B 4s-  
    raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) S- \lN|  
    Matlab.PutFullMatrix("scalarfield","base", reals, imags ) (KMobIP^  
    Print raysUsed & " rays were included in the scalar field calculation." yfW^wyDd2o  
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    'Calculate plot characteristics from the T_ANALYSIS structure.  This information is used 16Y~5JAc  
    'to customize the plot figure. K{ P#[X*5  
    xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) Pb;`'<*U  
    xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) H7= z%Y9y  
    yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) b?NeSiswn  
    yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) /#=J`*m_  
    nXpx = ana.Amax-ana.Amin+1 4<K`yU]"  
    nYpx = ana.Bmax-ana.Bmin+1 .Topg.7W  
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    'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS `4q}D-'TF8  
    'structure.  Set the axes labels, title, colorbar and plot view. v`w?QIB]  
    Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) M\6`2q  
    Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) NGs9Jke2  
    Matlab.Execute( "title('Detector Irradiance')" ) `6$b1qv,  
    Matlab.Execute( "colorbar" ) -c?wEqa~2  
    Matlab.Execute( "view(2)" ) wg.fo:Q  
    Print "" 49$4  
    Print "Matlab figure plotted..." IpXhb[UZ?  
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    'Have Matlab calculate and return the mean value. Z+W&C@Uw  
    Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) !q\w"p0X  
    Matlab.GetWorkspaceData( "irrad", "base", meanVal ) {:X];A$  
    Print "The mean irradiance value calculated by Matlab is: " & meanVal 9y*! W  
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    'Release resources F\rSYjMyk  
    Set Matlab = Nothing B[B<U~I}  
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End Sub 5(7MQuRR  
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最后在Matlab画图如下: Kn$1W=B1.  
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并在工作区保存了数据: R<HZC;x  
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并返回平均值: *m@w^In^  
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与FRED中计算的照度图对比: y]_8. 0zM  
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例: # pB:LPEsK  
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此例系统数据,可按照此数据建立模型 [(F<|f:n  
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系统数据 Q]5^Eiq8  
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光源数据: `$SEkYdt  
Type: Laser Beam(Gaussian 00 mode) ]</4#?_  
Beam size: 5; sLi//P?:t  
Grid size: 12; hYXZ21(K#  
Sample pts: 100; |kNGpwpI  
相干光; 3e6Y  
波长0.5876微米, L(n/uQ :  
距离原点沿着Z轴负方向25mm。 eoe^t:5&  
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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: UZ\*]mxT  
enableservice('AutomationServer', true) ~P#zhHw  
enableservice('AutomationServer') 6Hbf9,vI  
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