[vtkusers] building MATLAB MEX files with vtk 6.1?

[David Gobbi]

Add vtkFiltersSources to your list of libraries, it's the one
that has the vtkSphereSource.

On Wed, Aug 6, 2014 at 2:58 PM, Meehan, Bernard <MEEHANBT at nv.doe.gov> wrote:
> I'd much rather do this in cmake - I do have the "Mastering CMake" book
> (haven't yet mastered it, or mex for that matter).
>
> I think that the first problem I was having with the mex script was that
> the libraries needed to be specified with the version numbers?
> This seemed to get farther:
> #!/bin/sh
> MEX=/Applications/MATLAB_R2013b.app/bin/mex
> $MEX -largeArrayDims \
>      -I/Users/meehanbt/VTK/include/vtk-6.1/ \
>      hello.cxx \
>      -L/Users/meehanbt/VTK/lib/ \
>      -lvtkCommonCore-6.1 \
>      -lvtkCommonDataModel-6.1 \
>      -lvtkRenderingCore-6.1 \
>      -lvtkRenderingOpenGL-6.1 \
>      -lvtkRenderingFreeTypeOpenGL-6.1 \
>      -lvtkInteractionStyle-6.1
>
>
>
> Which gave this error:
> Undefined symbols for architecture x86_64:
>   "vtkSphereSource::New()", referenced from:
>       _mexFunction in hello.o
> ld: symbol(s) not found for architecture x86_64
> clang: error: linker command failed with exit code 1 (use -v to see
> invocation)
>
>     mex: link of ' "hello.mexmaci64"' failed.
>
>
> On 8/6/14 1:38 PM, "David Gobbi" <david.gobbi at gmail.com> wrote:
>
>>Also, though this is slightly off-topic, I'd also like to point out that
>>it is
>>possible (and not very difficult) to build mex files with cmake without
>>using mex at all. After all, "mex" is just a shell script that calls the
>>compiler.  Cmake can do that and a whole lot more.
>>
>> - David
>>
>>
>>On Wed, Aug 6, 2014 at 2:27 PM, David E DeMarle
>><dave.demarle at kitware.com> wrote:
>>> You will also be interested in this branch, in which Jameson restored
>>>VTK's
>>> matlab interface, which was lost in 6.0.
>>> * http://review.source.kitware.com/#/c/16043/
>>>
>>> On Wed, Aug 6, 2014 at 4:14 PM, David Gobbi <david.gobbi at gmail.com>
>>>wrote:
>>>>
>>>> Hi Bernard,
>>>>
>>>> As you have rightly guessed, the libraries vtkCommon, vtkRendering,
>>>> etc. no longer exist in VTK 6.  The minimal set of libraries that you
>>>> need for VTK 6 are probably the following:
>>>>
>>>> vtkCommonCore
>>>> vtkCommonDataModel
>>>> vtkRenderingCore
>>>> vtkRenderingOpenGL
>>>> vtkRenderingFreeTypeOpenGL
>>>> vtkInteractionStyle
>>>>
>>>>  - David
>>>>
>>>>
>>>> On Wed, Aug 6, 2014 at 11:13 AM, Meehan, Bernard <MEEHANBT at nv.doe.gov>
>>>> wrote:
>>>> > I've tried to get a couple of tutorials built using CMake and haven't
>>>> > had a
>>>> > whole lot of luck ...
>>>> >
>>>> > http://www.cmake.org/Wiki/CMake/MatlabMex
>>>> >
>>>> >
>>>>http://www.mathworks.com/matlabcentral/fileexchange/19638-visualization-
>>>>toolkit--vtk--mex-interface
>>>> >
>>>>http://www.kitware.com/media/html/MATLABAndGNURIntegrationWithVTK.html
>>>> >
>>>> > I figured that I might try to do it by hand so to speak - just to
>>>>prove
>>>> > to
>>>> > myself that I could get it to work. I used this as a test file (does
>>>> > nothing
>>>> > on purpose):
>>>> > #include "mex.h"
>>>> >
>>>> > #include <vtkSmartPointer.h>
>>>> > #include <vtkSphereSource.h>
>>>> > #define VTK_CREATE(type, name) \
>>>> >   vtkSmartPointer<type> name = vtkSmartPointer<type>::New()
>>>> >
>>>> > void mexFunction(int nlhs, mxArray *plhs[], int nrhs, const mxArray
>>>> > *prhs[])
>>>> > {
>>>> >   mexPrintf("Hi there!\n");
>>>> >   VTK_CREATE(vtkSphereSource, source);
>>>> > }
>>>> >
>>>> > And I tried to compile it with:
>>>> > #!/bin/sh
>>>> > MEX=/Applications/MATLAB_R2013b.app/bin/mex
>>>> > $MEX -I/Users/meehanbt/VTK/include/vtk-6.1/ hello.cxx
>>>> > -L/Users/meehanbt/VTK/lib/ -lvtkCommon -lvtkRendering
>>>> >
>>>> > Obviously, for VTK 6.1 - the libraries are much more finely grained
>>>>...
>>>> > and
>>>> > I just did a copy/paste from a webpage somewhere. Trying to build the
>>>> > simple
>>>> > program gives:
>>>> > ld: library not found for -lvtkCommon
>>>> > clang: error: linker command failed with exit code 1 (use -v to see
>>>> > invocation)
>>>> >
>>>> >     mex: link of ' "hello.mexmaci64"' failed.
>>>> >
>>>> > Does anyone have any advice for how I would go about making a simple
>>>> > data
>>>> > display window or something like that as a MEX file?