cmake_minimum_required(VERSION 2.8)
+set(KCF_LIB_SRC kcf.cpp kcf.h fft.cpp threadctx.hpp pragmas.h dynmem.hpp debug.cpp complexmat.hpp)
+
+find_package(PkgConfig)
+
+SET(FFT "OpenCV" CACHE STRING "Select FFT implementation")
+SET_PROPERTY(CACHE FFT PROPERTY STRINGS OpenCV fftw cuFFTW cuFFT)
+MESSAGE(STATUS "FFT implementation: ${FFT}")
+
+option(OPENMP "Use OpenMP to paralelize certain portions of code." OFF)
+option(ASYNC "Use C++ std::async to paralelize certain portions of code." OFF)
+option(CUDA_DEBUG "Enables error cheking for cuda and cufft. " OFF)
+option(BIG_BATCH "Execute all FFT calculation in a single batch. This can improve paralelism and reduce GPU offloading overhead." OFF)
+
+IF(PROFILING)
+ add_definitions(-DPROFILING )
+ MESSAGE(STATUS "Profiling mode")
+ENDIF()
+
+IF(BIG_BATCH)
+ add_definitions(-DBIG_BATCH )
+ MESSAGE(STATUS "Big_batch mode")
+ENDIF()
+
+IF (("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") AND NOT OPENMP)
+ SET(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unknown-pragmas")
+ENDIF()
+
+SET(use_cuda OFF)
+
+IF(FFT STREQUAL "OpenCV")
+ list(APPEND KCF_LIB_SRC fft_opencv.cpp)
+ELSEIF(FFT STREQUAL "fftw")
+ list(APPEND KCF_LIB_SRC fft_fftw.cpp)
+ add_definitions(-DFFTW)
+ pkg_check_modules(FFTW REQUIRED fftw3f)
+ELSEIF(FFT STREQUAL "cuFFTW")
+ list(APPEND KCF_LIB_SRC fft_fftw.cpp)
+ add_definitions(-DFFTW -DCUFFTW)
+ set(use_cuda ON)
+ELSEIF(FFT STREQUAL "cuFFT")
+ list(APPEND KCF_LIB_SRC fft_cufft.cpp)
+ add_definitions(-DCUFFT)
+ set(use_cuda ON)
+ iF(CUDA_DEBUG)
+ add_definitions(-DCUDA_DEBUG)
+ MESSAGE(STATUS "CUDA debug mode")
+ ENDIF()
+ELSE()
+ MESSAGE(FATAL_ERROR "Invalid FFT implementation selected")
+ENDIF()
+
+IF(FFT STREQUAL "cuFFT")
+ list(APPEND KCF_LIB_SRC complexmat.cu)
+ELSE()
+ list(APPEND KCF_LIB_SRC complexmat.cpp)
+ENDIF()
+
+IF((FFT STREQUAL "OpenCV") AND BIG_BATCH)
+ message(SEND_ERROR "OpenCV version does not support big batch mode.")
+ENDIF()
+
+IF((FFT STREQUAL "cuFFT") AND (ASYNC))
+ message(SEND_ERROR "cuFFT version does not support ASYNC and OpenMP only if used with big batch mode.")
+ENDIF()
+
+IF(ASYNC)
+ add_definitions(-DASYNC)
+ find_package(Threads REQUIRED)
+ MESSAGE(STATUS "ASYNC")
+ELSEIF(OPENMP)
+ add_definitions(-DOPENMP)
+ FIND_PACKAGE(OpenMP REQUIRED CXX)
+ENDIF() #ASYNC
+
+FIND_PACKAGE( OpenCV REQUIRED )
+
+IF(use_cuda)
+ find_package(CUDA REQUIRED)
+
+ include_directories ( ${CUDA_INCLUDE_DIRS} )
+ set(CUDA_SEPARABLE_COMPILATION ON)
+ set(CUDA_PROPAGATE_HOST_FLAGS OFF)
+
+ if(NOT COMMAND CUDA_SELECT_NVCC_ARCH_FLAGS)
+ include(${CMAKE_SOURCE_DIR}/cmake/FindCUDA/select_compute_arch.cmake)
+ endif()
+
+ set(CUDA_ARCH_LIST "Auto" CACHE STRING "CUDA GPU architecture for building the code")
+ CUDA_SELECT_NVCC_ARCH_FLAGS(ARCH_FLAGS ${CUDA_ARCH_LIST})
+ list( APPEND CUDA_NVCC_FLAGS -O3 -std=c++11 ${ARCH_FLAGS} --default-stream per-thread) # --gpu-architecture sm_62 )
+ find_cuda_helper_libs(cufftw)
+ find_cuda_helper_libs(nvToolsExt)
+ENDIF()
+
add_subdirectory(piotr_fhog)
add_subdirectory(cn)
-set(KCF_LIB_SRC kcf.cpp kcf.h complexmat.hpp)
+if(FFT STREQUAL "cuFFT")
+ cuda_add_library(kcf STATIC ${KCF_LIB_SRC})
+else()
+ add_library(kcf STATIC ${KCF_LIB_SRC})
+endif()
+
+if (CMAKE_CXX_COMPILER_ID MATCHES "Clang")
+ target_compile_options(kcf PRIVATE -Wno-gnu-zero-variadic-macro-arguments)
+endif()
+
+
+target_link_libraries(kcf fhog cndata ${OpenCV_LIBS})
+set_target_properties(kcf PROPERTIES VERSION 1.0.0 SOVERSION 1)
+
+IF(FFT STREQUAL "fftw")
+ target_link_libraries(kcf ${FFTW_LDFLAGS})
+ IF(OPENMP)
+ target_link_libraries(kcf fftw3_omp)
+ ELSE()
+ target_link_libraries(kcf fftw3_threads)
+ ENDIF()
+ENDIF() #FFTW
+
+IF(FFT STREQUAL "cuFFTW")
+ target_link_libraries(kcf ${CUDA_cufft_LIBRARY} ${CUDA_cufftw_LIBRARY})
+ENDIF() #cuFFTW
+
+IF(FFT STREQUAL "cuFFT")
+ target_link_libraries(kcf ${CUDA_cufft_LIBRARY} ${CUDA_cublas_LIBRARY} ${CUDA_LIBRARIES} ${CUDA_nvToolsExt_LIBRARY})
+ENDIF()
+
+IF(PROFILING)
+ target_link_libraries(kcf pfm)
+ENDIF()
-include_directories(${CUDA_INCLUDE_DIRS})
+IF(OPENMP)
+ target_compile_options(kcf PUBLIC ${OpenMP_CXX_FLAGS})
+ target_link_libraries(kcf ${OpenMP_CXX_LIB_NAMES})
+ target_link_libraries(kcf ${OpenMP_omp_LIBRARY})
+ if (("${CMAKE_CXX_COMPILER_ID}" STREQUAL "GNU") AND NOT OpenMP_CXX_LIB_NAMES)
+ # Older cmake does not set OpenMP_CXX_LIB_NAMES so hardcode it here
+ target_link_libraries(kcf gomp)
+ endif()
+ENDIF()
-add_library(kcf STATIC ${KCF_LIB_SRC})
-target_link_libraries(kcf ${OpenCV_LIBS} fhog cndata)
-set_target_properties(kcf PROPERTIES VERSION 1.0.0 SOVERSION 1)
\ No newline at end of file
+if(THREADS_HAVE_PTHREAD_ARG)
+ target_compile_options(kcf PUBLIC "-pthread")
+endif()
+if(CMAKE_THREAD_LIBS_INIT)
+ target_link_libraries(kcf "${CMAKE_THREAD_LIBS_INIT}")
+endif()