[Insight-developers] [ITK Community] Building Matlab Mex extensions that link to ITK?

[Matt McCormick]

Hi Kent,

I wrote this [1][2] a long time ago, but I have not used it recently.
There is an ITK example.

Hope this helps,
Matt

[1] http://www.cmake.org/Wiki/CMake/MatlabMex
[2] http://github.com/thewtex/matlab-itk-import/tree/master

On Tue, Nov 19, 2013 at 12:59 PM, Williams, Norman K
<norman-k-williams at uiowa.edu> wrote:
> Has anyone else come up with an elegant solution for this?
>
> If I want to call ITK from a Matlab MEX extension written in C++, I run
> into problems with telling it the libraries with which to link.
>
> The ITK_LIBRARIES variable is a list of imported library targets which
> CMake converts to actual library paths when it links a library or
> executable.
>
> But to compile a MEX file, we're using a custom command along the lines of
>
>    add_custom_command(OUTPUT ${MEX_PREFIX}.${MATLAB_MEX_EXT}
>                      COMMAND ${MATLAB_MEX_PATH} -cxx
> ${CMAKE_CXX_FLAGS_Release} ${MEX_SRC_PATH}
> ${ITK_INCLUDES} ${ITK_LIBRARIES}
>                      -I${Teem_INCLUDE_DIR} -L${Teem_LIBRARY_DIR}  -lteem
> ${ZLIB_LIBRARY}
>                      DEPENDS ${MEX_SRC_PATH}
>                      IMPLICIT_DEPENDS C ${MEX_SRC_PATH}
>                      COMMENT "BUILDING MEX_FILE: ${MEX_SRC_PATH}" )
>
> But that doesn't work because CMake gives the target names in
> ITK_LIBRARIES instead of the actual libraries.
>
> I tried this:
>
> find_package(ITK NO_MODULE REQUIRED)
> include(${ITK_USE_FILE})
>
> set(ITK_LOCAL_LIBS)
> foreach(lib ${ITK_LIBRARIES})
>   get_target_property(_lib ${lib} IMPORTED_LOCATION)
>
>   list(APPEND ITK_LOCAL_LIBS ${_lib})endforeach()
>
> But all the IMPORTED_LOCATION for ITK libraries is _lib-NOTFOUND
>
>
>
> --
> Kent Williams norman-k-williams at uiowa.edu
>
>
>
>
>
>
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