mirror of
https://github.com/opencv/opencv.git
synced 2024-12-15 18:01:37 +08:00
253 lines
8.3 KiB
CMake
253 lines
8.3 KiB
CMake
if((WIN32 AND NOT MSVC) OR OPENCV_CMAKE_FORCE_CUDA)
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message(STATUS "CUDA: Compilation is disabled (due to only Visual Studio compiler supported on your platform).")
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return()
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endif()
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if((NOT UNIX AND CV_CLANG) OR OPENCV_CMAKE_FORCE_CUDA)
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message(STATUS "CUDA: Compilation is disabled (due to Clang unsupported on your platform).")
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return()
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endif()
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#set(OPENCV_CMAKE_CUDA_DEBUG 1)
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if(CUDA_TOOLKIT_ROOT_DIR)
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set(CUDA_TOOLKIT_TARGET_DIR ${CUDA_TOOLKIT_ROOT_DIR})
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endif()
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if(((NOT CMAKE_VERSION VERSION_LESS "3.9.0") # requires https://gitlab.kitware.com/cmake/cmake/merge_requests/663
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OR OPENCV_CUDA_FORCE_EXTERNAL_CMAKE_MODULE)
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AND NOT OPENCV_CUDA_FORCE_BUILTIN_CMAKE_MODULE)
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ocv_update(CUDA_LINK_LIBRARIES_KEYWORD "PRIVATE")
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find_host_package(CUDA "${MIN_VER_CUDA}" QUIET)
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else()
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# Use OpenCV's patched "FindCUDA" module
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set(CMAKE_MODULE_PATH "${OpenCV_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})
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if(ANDROID)
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set(CUDA_TARGET_OS_VARIANT "Android")
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endif()
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find_host_package(CUDA "${MIN_VER_CUDA}" QUIET)
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list(REMOVE_AT CMAKE_MODULE_PATH 0)
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endif()
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if(NOT CUDA_FOUND)
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unset(CUDA_ARCH_BIN CACHE)
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unset(CUDA_ARCH_PTX CACHE)
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return()
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endif()
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unset(CUDA_nvcuvenc_LIBRARY CACHE)
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set(HAVE_CUDA 1)
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if(NOT CUDA_VERSION VERSION_LESS 11.0)
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# CUDA 11.0 removes nppicom
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ocv_list_filterout(CUDA_nppi_LIBRARY "nppicom")
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ocv_list_filterout(CUDA_npp_LIBRARY "nppicom")
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endif()
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if(WITH_CUFFT)
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set(HAVE_CUFFT 1)
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endif()
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if(WITH_CUBLAS)
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set(HAVE_CUBLAS 1)
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endif()
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if(WITH_CUDNN)
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set(CMAKE_MODULE_PATH "${OpenCV_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})
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find_host_package(CUDNN "${MIN_VER_CUDNN}")
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list(REMOVE_AT CMAKE_MODULE_PATH 0)
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if(CUDNN_FOUND)
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set(HAVE_CUDNN 1)
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endif()
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endif()
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include(cmake/OpenCVDetectCUDAUtils.cmake)
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if(WITH_NVCUVID OR WITH_NVCUVENC)
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set(cuda_toolkit_dirs "${CUDA_TOOLKIT_TARGET_DIR}" "${CUDA_TOOLKIT_ROOT_DIR}")
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ocv_check_for_nvidia_video_codec_sdk("${cuda_toolkit_dirs}")
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endif()
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message(STATUS "CUDA detected: " ${CUDA_VERSION})
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ocv_set_cuda_detection_nvcc_flags(CUDA_HOST_COMPILER)
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ocv_set_cuda_arch_bin_and_ptx(${CUDA_NVCC_EXECUTABLE})
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# NVCC flags to be set
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set(NVCC_FLAGS_EXTRA "")
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# These vars will be passed into the templates
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set(OPENCV_CUDA_ARCH_BIN "")
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set(OPENCV_CUDA_ARCH_PTX "")
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set(OPENCV_CUDA_ARCH_FEATURES "")
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# Tell NVCC to add binaries for the specified GPUs
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string(REGEX MATCHALL "[0-9()]+" ARCH_LIST "${ARCH_BIN_NO_POINTS}")
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foreach(ARCH IN LISTS ARCH_LIST)
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if(ARCH MATCHES "([0-9]+)\\(([0-9]+)\\)")
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# User explicitly specified PTX for the concrete BIN
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set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -gencode arch=compute_${CMAKE_MATCH_2},code=sm_${CMAKE_MATCH_1})
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set(OPENCV_CUDA_ARCH_BIN "${OPENCV_CUDA_ARCH_BIN} ${CMAKE_MATCH_1}")
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set(OPENCV_CUDA_ARCH_FEATURES "${OPENCV_CUDA_ARCH_FEATURES} ${CMAKE_MATCH_2}")
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else()
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# User didn't explicitly specify PTX for the concrete BIN, we assume PTX=BIN
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set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -gencode arch=compute_${ARCH},code=sm_${ARCH})
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set(OPENCV_CUDA_ARCH_BIN "${OPENCV_CUDA_ARCH_BIN} ${ARCH}")
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set(OPENCV_CUDA_ARCH_FEATURES "${OPENCV_CUDA_ARCH_FEATURES} ${ARCH}")
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endif()
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endforeach()
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set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -D_FORCE_INLINES)
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# Tell NVCC to add PTX intermediate code for the specified architectures
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string(REGEX MATCHALL "[0-9]+" ARCH_LIST "${ARCH_PTX_NO_POINTS}")
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foreach(ARCH IN LISTS ARCH_LIST)
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set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -gencode arch=compute_${ARCH},code=compute_${ARCH})
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set(OPENCV_CUDA_ARCH_PTX "${OPENCV_CUDA_ARCH_PTX} ${ARCH}")
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set(OPENCV_CUDA_ARCH_FEATURES "${OPENCV_CUDA_ARCH_FEATURES} ${ARCH}")
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endforeach()
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# These vars will be processed in other scripts
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set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} ${NVCC_FLAGS_EXTRA})
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set(OpenCV_CUDA_CC "${NVCC_FLAGS_EXTRA}")
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if(ANDROID)
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set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} "-Xptxas;-dlcm=ca")
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endif()
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ocv_set_nvcc_threads_for_vs()
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message(STATUS "CUDA: NVCC target flags ${CUDA_NVCC_FLAGS}")
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OCV_OPTION(CUDA_FAST_MATH "Enable --use_fast_math for CUDA compiler " OFF)
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if(CUDA_FAST_MATH)
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set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} --use_fast_math)
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endif()
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OCV_OPTION(CUDA_ENABLE_DELAYLOAD "Enable delayed loading of CUDA DLLs" OFF VISIBLE_IF MSVC)
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mark_as_advanced(CUDA_BUILD_CUBIN CUDA_BUILD_EMULATION CUDA_VERBOSE_BUILD CUDA_SDK_ROOT_DIR)
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macro(ocv_check_windows_crt_linkage)
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# The new MSVC runtime abstraction is only useable if CUDA is a first class language
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if(WIN32 AND POLICY CMP0091)
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cmake_policy(GET CMP0091 MSVC_RUNTIME_SET_BY_ABSTRACTION)
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if(MSVC_RUNTIME_SET_BY_ABSTRACTION STREQUAL "NEW")
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if(NOT BUILD_SHARED_LIBS AND BUILD_WITH_STATIC_CRT)
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set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /MT")
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set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MTd")
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else()
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set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /MD")
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set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MDd")
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endif()
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endif()
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endif()
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endmacro()
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macro(ocv_cuda_compile VAR)
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ocv_cuda_filter_options()
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ocv_check_windows_crt_linkage()
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ocv_nvcc_flags()
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if(UNIX OR APPLE)
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if(NOT " ${CMAKE_CXX_FLAGS} ${CMAKE_CXX_FLAGS_RELEASE} ${CMAKE_CXX_FLAGS_DEBUG} ${CUDA_NVCC_FLAGS}" MATCHES "-std=")
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if(CUDA_VERSION VERSION_LESS "11.0")
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list(APPEND CUDA_NVCC_FLAGS "--std=c++11")
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else()
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list(APPEND CUDA_NVCC_FLAGS "--std=c++14")
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endif()
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endif()
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endif()
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CUDA_COMPILE(${VAR} ${ARGN})
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foreach(var CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_DEBUG)
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set(${var} "${${var}_backup_in_cuda_compile_}")
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unset(${var}_backup_in_cuda_compile_)
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endforeach()
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endmacro()
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if(HAVE_CUDA)
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set(CUDA_LIBS_PATH "")
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foreach(p ${CUDA_LIBRARIES} ${CUDA_npp_LIBRARY})
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get_filename_component(_tmp ${p} PATH)
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list(APPEND CUDA_LIBS_PATH ${_tmp})
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endforeach()
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if(HAVE_CUBLAS)
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foreach(p ${CUDA_cublas_LIBRARY})
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get_filename_component(_tmp ${p} PATH)
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list(APPEND CUDA_LIBS_PATH ${_tmp})
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endforeach()
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endif()
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if(HAVE_CUDNN)
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foreach(p ${CUDNN_LIBRARIES})
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get_filename_component(_tmp ${p} PATH)
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list(APPEND CUDA_LIBS_PATH ${_tmp})
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endforeach()
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endif()
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if(HAVE_CUFFT)
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foreach(p ${CUDA_cufft_LIBRARY})
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get_filename_component(_tmp ${p} PATH)
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list(APPEND CUDA_LIBS_PATH ${_tmp})
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endforeach()
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endif()
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list(REMOVE_DUPLICATES CUDA_LIBS_PATH)
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link_directories(${CUDA_LIBS_PATH})
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set(CUDA_LIBRARIES_ABS ${CUDA_LIBRARIES})
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ocv_convert_to_lib_name(CUDA_LIBRARIES ${CUDA_LIBRARIES})
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set(CUDA_npp_LIBRARY_ABS ${CUDA_npp_LIBRARY})
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ocv_convert_to_lib_name(CUDA_npp_LIBRARY ${CUDA_npp_LIBRARY})
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if(HAVE_CUBLAS)
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set(CUDA_cublas_LIBRARY_ABS ${CUDA_cublas_LIBRARY})
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ocv_convert_to_lib_name(CUDA_cublas_LIBRARY ${CUDA_cublas_LIBRARY})
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endif()
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if(HAVE_CUDNN)
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set(CUDNN_LIBRARIES_ABS ${CUDNN_LIBRARIES})
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ocv_convert_to_lib_name(CUDNN_LIBRARIES ${CUDNN_LIBRARIES})
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endif()
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if(HAVE_CUFFT)
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set(CUDA_cufft_LIBRARY_ABS ${CUDA_cufft_LIBRARY})
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ocv_convert_to_lib_name(CUDA_cufft_LIBRARY ${CUDA_cufft_LIBRARY})
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endif()
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if(CMAKE_GENERATOR MATCHES "Visual Studio"
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AND NOT OPENCV_SKIP_CUDA_CMAKE_SUPPRESS_REGENERATION
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)
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message(STATUS "CUDA: MSVS generator is detected. Disabling CMake re-run checks (CMAKE_SUPPRESS_REGENERATION=ON). You need to run CMake manually if updates are required.")
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set(CMAKE_SUPPRESS_REGENERATION ON)
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endif()
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endif()
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if(HAVE_CUDA)
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ocv_apply_cuda_stub_workaround("${CUDA_CUDA_LIBRARY}")
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ocv_check_cuda_delayed_load("${CUDA_TOOLKIT_ROOT_DIR}")
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# ----------------------------------------------------------------------------
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# Add CUDA libraries (needed for apps/tools, samples)
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# ----------------------------------------------------------------------------
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set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CUDA_LIBRARIES} ${CUDA_npp_LIBRARY})
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if(HAVE_CUBLAS)
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set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CUDA_cublas_LIBRARY})
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endif()
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if(HAVE_CUDNN)
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set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CUDNN_LIBRARIES})
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endif()
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if(HAVE_CUFFT)
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set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CUDA_cufft_LIBRARY})
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endif()
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foreach(p ${CUDA_LIBS_PATH})
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if(MSVC AND CMAKE_GENERATOR MATCHES "Ninja|JOM")
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set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CMAKE_LIBRARY_PATH_FLAG}"${p}")
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else()
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set(OPENCV_LINKER_LIBS ${OPENCV_LINKER_LIBS} ${CMAKE_LIBRARY_PATH_FLAG}${p})
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endif()
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endforeach()
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endif()
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