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Matlab to c++ in QT

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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 Offline
              jsulmJ Offline
              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
                  R Offline
                  randall8479
                  Banned
                  wrote on last edited by randall8479
                  #14
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                  • L Offline
                    L Offline
                    Louis35
                    Banned
                    wrote on last edited by Louis35
                    #15
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                      R Offline
                      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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