OpenCV_4.2.0/opencv-4.2.0/cmake/OpenCVFindFrameworks.cmake

45 lines
1.2 KiB
CMake

# ----------------------------------------------------------------------------
# Detect frameworks that may be used by 3rd-party libraries as well as OpenCV
# ----------------------------------------------------------------------------
# --- HPX ---
if(WITH_HPX)
find_package(HPX REQUIRED)
ocv_include_directories(${HPX_INCLUDE_DIRS})
set(HAVE_HPX TRUE)
endif(WITH_HPX)
# --- GCD ---
if(APPLE AND NOT HAVE_TBB)
set(HAVE_GCD 1)
else()
set(HAVE_GCD 0)
endif()
# --- Concurrency ---
if(MSVC AND NOT HAVE_TBB)
set(_fname "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/concurrencytest.cpp")
file(WRITE "${_fname}" "#if _MSC_VER < 1600\n#error\n#endif\nint main() { return 0; }\n")
try_compile(HAVE_CONCURRENCY "${CMAKE_BINARY_DIR}" "${_fname}")
file(REMOVE "${_fname}")
else()
set(HAVE_CONCURRENCY 0)
endif()
# --- OpenMP ---
if(WITH_OPENMP)
find_package(OpenMP)
if(OPENMP_FOUND)
set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${OpenMP_C_FLAGS}")
set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${OpenMP_CXX_FLAGS}")
endif()
set(HAVE_OPENMP "${OPENMP_FOUND}")
endif()
ocv_clear_vars(HAVE_PTHREADS_PF)
if(WITH_PTHREADS_PF AND HAVE_PTHREAD)
set(HAVE_PTHREADS_PF 1)
else()
set(HAVE_PTHREADS_PF 0)
endif()