| 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。 S p;G'*g ij( B,Y 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: 8h*Icf enableservice('AutomationServer', true) @] DVD enableservice('AutomationServer') B][U4WJ)
E%,^Yvh/ 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。 &-Gqdnc L>aLqQ3 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: fY51:0{ 1. 在FRED脚本编辑界面找到参考. CFMo)" 2. 找到Matlab Automation Server Type Library pS'FI@.'{ 3. 将名字改为MLAPP pm
9"4 z y[)> yq y #mCL) [ 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。 RL@VSHXc ZQ%'`q\c
图 编辑/参考 :*Z4yx --HZX 现在将脚本代码公布如下,此脚本执行如下几个步骤: $j5K8Ad 1. 创建Matlab服务器。 =JK@z 2. 移动探测面对于前一聚焦面的位置。 e478U$ 3. 在探测面追迹光线 >,$_| C 4. 在探测面计算照度 NV72 5. 使用PutWorkspaceData发送照度数据到Matlab 8pIP 6. 使用PutFullMatrix发送标量场数据到Matlab中 {GK;63`1 7. 用Matlab画出照度数据 =S+wCN 8. 在Matlab计算照度平均值 93("oBd[s( 9. 返回数据到FRED中 5HkKurab t^R][Ay& 代码分享: 8*#R]9 ]6(N@RC Option Explicit A@1W}8qY: :8=i kwQ Sub Main bMg(B-uF7 v&Yi Dim ana As T_ANALYSIS c'>/ Dim move As T_OPERATION Ce9|=Jx! Dim Matlab As MLApp.MLApp ([T>.s Dim detNode As Long, detSurfNode As Long, anaSurfNode As Long }Jy8.<Gd^ Dim raysUsed As Long, nXpx As Long, nYpx As Long q<[P6}. Dim irrad() As Double, imagData() As Double, reals() As Double, imags() As Double u~7hWiY<2 Dim z As Double, xMin As Double, xMax As Double, yMin As Double, yMax As Double D[aCsaR Dim meanVal As Variant B(LWdap~ ZkRx1S"m Set Matlab = CreateObject("Matlab.Application") ?I_s0k I #%iDT6 ClearOutputWindow
Ch&a/S} F\JM\{&F 'Find the node numbers for the entities being used. `w#Oih!6A| detNode = FindFullName("Geometry.Screen") W>Y@^U&x` detSurfNode = FindFullName("Geometry.Screen.Surf 1") X$
0?j1 anaSurfNode = FindFullName("Analysis Surface(s).Analysis 1") QRc{vUR& E4`N-3 'Load the properties of the analysis surface being used. X@+{5% LoadAnalysis anaSurfNode, ana [,t*Pfq'W8 L[oui,}_ 'Move the detector custom element to the desired z position. @Owb?(6? z = 50 dt \TQJc~ GetOperation detNode,1,move y I HXg# move.Type = "Shift" V+*
P2| move.val3 = z `18qbot SetOperation detNode,1,move Bn=by{i Print "New screen position, z = " &z jSD#X3qp nrL9
E'F' 'Update the model and trace rays. \\r)Ue] EnableTextPrinting (False) s:>VaGC Update 9_L[w\P|4 DeleteRays 6]V4muz#c TraceCreateDraw yzbx . EnableTextPrinting (True) ^crCy-`# E
]A#Uy 'Calculate the irradiance for rays on the detector surface. q
MfT>rH raysUsed = Irradiance( detSurfNode, -1, ana, irrad ) -[*,^Ti` Print raysUsed & " rays were included in the irradiance calculation. Y l4^AR& ^W`<gR 'When using real number data to send to MATLAB, it is simplest to use PutWorkspaceData. O,+1<.;+ Matlab.PutWorkspaceData("irradiance_pwd","base",irrad) j~2{lCT y6ECdVF 'PutFullMatrix is more useful when actually having complex data such as with )IP,;< 'scalar wavefield, for example. Note that the scalarfield array in MATLAB 7]U"Z* 'is a complex valued array. Ed0QQyC@9 raysUsed = ScalarField ( detSurfNode, -1, ana, reals, imags ) 1t:Q_j0Ym Matlab.PutFullMatrix("scalarfield","base", reals, imags ) A_XY'z 1 Print raysUsed & " rays were included in the scalar field calculation." T%.8'9 9v;Vv0k_ 'Calculate plot characteristics from the T_ANALYSIS structure. This information is used Hbj,[$Jb 'to customize the plot figure. EY^1Y3D w0 xMin = ana.posX+ana.AcellX*(ana.Amin-0.5) :By?O"LQ xMax = ana.posX+ana.AcellX*(ana.Amax+0.5) dT`D:)*: yMin = ana.posY+ana.BcellY*(ana.Bmin-0.5) }\z.)B4, yMax = ana.posY+ana.BcellY*(ana.Bmax+0.5) %}SGl${- nXpx = ana.Amax-ana.Amin+1 gy,ht3 nYpx = ana.Bmax-ana.Bmin+1 _D+}q_ O!mvJD 'Plot the data in Matlab with some parameters calculated from the T_ANALYSIS t9,\Hdo 'structure. Set the axes labels, title, colorbar and plot view. nG,A@/N Matlab.Execute( "figure; surf(linspace("&xMin &","&xMax &","&nXpx &"),linspace("& yMin &"," & yMax & "," & nYpx & "),irradiance_pwd, 'EdgeColor', 'None');" ) k52/w)Ro,$ Matlab.Execute( "xlabel('X Position (" & GetUnits() & ")')" ) : Matlab.Execute( "ylabel('Y Position (" & GetUnits() & ")')" ) : Matlab.Execute( "zLabel( 'Irradiance' )" ) 8UW^"4 Matlab.Execute( "title('Detector Irradiance')" ) NaPt"G Matlab.Execute( "colorbar" ) %zA;+s$l Matlab.Execute( "view(2)" ) jlkmLcpf Print "" NO~*T?&
Print "Matlab figure plotted..." ;
o?-yI&T* Y#!UPhg< 'Have Matlab calculate and return the mean value. *i\Qo Matlab.Execute( "irrad = mean(mean(irradiance_pwd));" ) B( ]M& Matlab.GetWorkspaceData( "irrad", "base", meanVal ) J4QXz[dG Print "The mean irradiance value calculated by Matlab is: " & meanVal -l`f)0{ YNLV9.P6 'Release resources LM$W* Set Matlab = Nothing t|H^`Cv6 Z8# (kmBdB End Sub & | |