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Matlab to c++ in QT

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  • A Offline
    A Offline
    Assaf1990
    wrote on last edited by
    #3

    @SGaist said in Matlab to c++ in QT:

    use Matlab to generate the library and then use it as any other C++ library.

    thank you
    Is there any example about that?

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    • SGaistS Offline
      SGaistS Offline
      SGaist
      Lifetime Qt Champion
      wrote on last edited by
      #4

      About using Matlab's facility to generate C++ ?

      Interested in AI ? www.idiap.ch
      Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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      • A Offline
        A Offline
        Assaf1990
        wrote on last edited by
        #5

        Thank you sir
        No, I know to use Matlab to generate c++, but after generating c++ from Matlab, how to call this in QT? is there example about that?
        Is this method effective or not?

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        • SGaistS Offline
          SGaistS Offline
          SGaist
          Lifetime Qt Champion
          wrote on last edited by
          #6

          Qt is a C++ framework, use your library as you would with any other C++ library.

          Interested in AI ? www.idiap.ch
          Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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          • B Offline
            B Offline
            Beahan
            wrote on last edited by Beahan
            #7

            I have tried to compile the MATLAB code to a C++ library using the mcc command with the msvc2008 compiler. For my QT C++ code, I'm using mingw to compile. However, when I try to add in the MATLAB converted C++ code there seems to be a lot of problems.

            Upsers

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            • SGaistS Offline
              SGaistS Offline
              SGaist
              Lifetime Qt Champion
              wrote on last edited by
              #8

              You can't mix and match C++ libraries from different compilers.

              That's is also true for different versions of Visual Studio up to VS2017 that was the first to be backward compatible with VS2015y

              Interested in AI ? www.idiap.ch
              Please read the Qt Code of Conduct - https://forum.qt.io/topic/113070/qt-code-of-conduct

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              • N Offline
                N Offline
                Neal698
                Banned
                wrote on last edited by
                #9
                This post is deleted!
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                • C Offline
                  C Offline
                  Chauncey
                  wrote on last edited by Chauncey
                  #10

                  I'm a grad student who's done most of his programming in Matlab and now, due to speed considerations on numerical simulations, have to program in C++.

                  I am familiar with syntax and some level of OOP concepts, but most of my C++ programming so far has been on Linux, where writing (in Vim) and compiling (g++) has never been an issue.

                  MyFordBenefits

                  jsulmJ 1 Reply Last reply
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                  • Kent-DorfmanK Offline
                    Kent-DorfmanK Offline
                    Kent-Dorfman
                    wrote on last edited by
                    #11

                    different systems have different ABI (application binary interface). It's always safest to compile from sourcecode on the target platform. Assuming the same compiler is used to compile the matlab library as the target system you should be able to link in the .o, .a, or .so library file if you have the correct header to describe the interface functions.

                    While matlab is great for non-programmers to do stuff quickly, the matlab c++ output is probably not going to be an optimal c++ object oriented design. Sometimes it is more effective to prove out the algorithm in matlab then hand code it in c++ when porting.

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                    • C Chauncey

                      I'm a grad student who's done most of his programming in Matlab and now, due to speed considerations on numerical simulations, have to program in C++.

                      I am familiar with syntax and some level of OOP concepts, but most of my C++ programming so far has been on Linux, where writing (in Vim) and compiling (g++) has never been an issue.

                      MyFordBenefits

                      jsulmJ Online
                      jsulmJ Online
                      jsulm
                      Lifetime Qt Champion
                      wrote on last edited by
                      #12

                      @Chauncey Do you have a question/problem?

                      https://forum.qt.io/topic/113070/qt-code-of-conduct

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                      • Y Offline
                        Y Offline
                        Youmin
                        wrote on last edited by
                        #13

                        Hi !

                        I would also like to convert matlab code to c ++ but I have a lot of error with MatLab Coder.... Like using the "tiff" function for example..

                        I therefore think of redoing everything by hand but I wonder if it is possible to access the matlab functions (like "Tiff") in Qt with a library.

                        I think I understood that it was possible to do this but I do not understand how... Is there a general matlab library or should it be created with your project? Is the use of matlab compiler mandatory?

                        I'm new to matlab so I'll ask you to be specific please :)

                        Thank you in advance :)

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                          R Offline
                          randall8479
                          Banned
                          wrote on last edited by randall8479
                          #14
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                            L Offline
                            Louis35
                            Banned
                            wrote on last edited by Louis35
                            #15
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                              rahulkunal123
                              Banned
                              wrote on last edited by
                              #16
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                              • Christian EhrlicherC Offline
                                Christian EhrlicherC Offline
                                Christian Ehrlicher
                                Lifetime Qt Champion
                                wrote on last edited by
                                #17

                                Closing this topic - it somehow attracks spammers.

                                Qt Online Installer direct download: https://download.qt.io/official_releases/online_installers/
                                Visit the Qt Academy at https://academy.qt.io/catalog

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