71 lines
2.1 KiB
CMake
71 lines
2.1 KiB
CMake
## FFTW can be compiled and subsequently linked against
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## various data types.
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## There is a single set of include files, and then muttiple libraries,
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## One for each type. I.e. libfftw.a-->double, libfftwf.a-->float
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## The following logic belongs in the individual package
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## mark_as_advanced(ITK_USE_FFTWD)
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## option(ITK_USE_FFTWD "Use double precision FFTW if found" ON)
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## mark_as_advanced(ITK_USE_FFTWF)
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## option(ITK_USE_FFTWF "Use single precision FFTW if found" ON)
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if(ITK_USE_FFTWD OR ITK_USE_FFTWF)
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set(FFTW_INC_SEARCHPATH
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/sw/include
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/usr/include
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/usr/local/include
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/usr/include/fftw
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/usr/local/include/fftw
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)
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find_path(FFTW_INCLUDE_PATH fftw3.h ${FFTW_INC_SEARCHPATH})
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if(FFTW_INCLUDE_PATH)
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file(TO_CMAKE_PATH "${FFTW_INCLUDE_PATH}" FFTW_INCLUDE_PATH)
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set(FFTW_INCLUDE ${FFTW_INCLUDE_PATH})
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endif()
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if(FFTW_INCLUDE)
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include_directories(${FFTW_INCLUDE})
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endif()
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get_filename_component(FFTW_INSTALL_BASE_PATH ${FFTW_INCLUDE_PATH} PATH)
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set(FFTW_LIB_SEARCHPATH
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${FFTW_INSTALL_BASE_PATH}/lib
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${FFTW_INSTALL_BASE_PATH}/lib64
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/usr/lib/fftw
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/usr/local/lib/fftw
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)
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if(ITK_USE_FFTWD)
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mark_as_advanced(FFTWD_LIB)
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find_library(FFTWD_LIB fftw3 ${FFTW_LIB_SEARCHPATH}) #Double Precision Lib
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find_library(FFTWD_THREADS_LIB fftw3_threads ${FFTW_LIB_SEARCHPATH}) #Double Precision Lib only if compiled with threads support
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if(FFTWD_LIB)
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set(FFTWD_FOUND 1)
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get_filename_component(FFTW_LIBDIR ${FFTWD_LIB} PATH)
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if(FFTWD_THREADS_LIB)
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set(FFTWD_LIB ${FFTWD_LIB} ${FFTWD_THREADS_LIB} )
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endif()
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endif()
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endif()
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if(ITK_USE_FFTWF)
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mark_as_advanced(FFTWF_LIB)
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find_library(FFTWF_LIB fftw3f ${FFTW_LIB_SEARCHPATH}) #Single Precision Lib
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find_library(FFTWF_THREADS_LIB fftw3f_threads ${FFTW_LIB_SEARCHPATH}) #Single Precision Lib only if compiled with threads support
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if(FFTWF_LIB)
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set(FFTWF_FOUND 1)
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get_filename_component(FFTW_LIBDIR ${FFTWF_LIB} PATH)
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if(FFTWF_THREADS_LIB)
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set(FFTWF_LIB ${FFTWF_LIB} ${FFTWF_THREADS_LIB} )
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endif()
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endif()
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endif()
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endif()
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