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opencv/cmake/OpenCVDetectCUDA.cmake
Roman Donchenko cc05493730 Merge remote-tracking branch 'origin/2.4' into merge-2.4 
Conflicts:
	cmake/OpenCVDetectAndroidSDK.cmake
	cmake/OpenCVGenAndroidMK.cmake
	cmake/OpenCVModule.cmake
	cmake/templates/OpenCV.mk.in
	cmake/templates/OpenCVConfig.cmake.in
	doc/tutorials/imgproc/histograms/histogram_comparison/histogram_comparison.rst
	modules/cudabgsegm/src/cuda/mog.cu
	modules/imgproc/perf/opencl/perf_filters.cpp
	modules/imgproc/src/opencl/filterSep_singlePass.cl
	modules/nonfree/CMakeLists.txt
	modules/nonfree/perf/perf_precomp.hpp
	modules/ocl/perf/perf_haar.cpp
	modules/ocl/src/filtering.cpp
	modules/ocl/src/opencl/bgfg_mog.cl
	modules/superres/CMakeLists.txt
	modules/superres/src/btv_l1_cuda.cpp
	modules/superres/src/cuda/btv_l1_gpu.cu
	modules/superres/src/frame_source.cpp
	modules/superres/src/input_array_utility.cpp
	modules/superres/src/optical_flow.cpp
	modules/superres/src/precomp.hpp
	samples/gpu/CMakeLists.txt
	samples/gpu/brox_optical_flow.cpp
	samples/gpu/super_resolution.cpp
2014-03-24 19:02:16 +04:00

259 lines
9.0 KiB
CMake
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if(WIN32 AND NOT MSVC)
message(STATUS "CUDA compilation is disabled (due to only Visual Studio compiler supported on your platform).")
return()
endif()
if(CMAKE_COMPILER_IS_GNUCXX AND NOT APPLE AND CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
message(STATUS "CUDA compilation is disabled (due to Clang unsupported on your platform).")
return()
endif()
set(CMAKE_MODULE_PATH "${OpenCV_SOURCE_DIR}/cmake" ${CMAKE_MODULE_PATH})
foreach(var INCLUDE LIBRARY PROGRAM)
set(__old_frpm_${var} "${CMAKE_FIND_ROOT_PATH_MODE_${var}}")
endforeach()
set(CMAKE_FIND_ROOT_PATH_MODE_PROGRAM NEVER)
set(CMAKE_FIND_ROOT_PATH_MODE_LIBRARY BOTH)
set(CMAKE_FIND_ROOT_PATH_MODE_INCLUDE NEVER)
find_package(CUDA "${MIN_VER_CUDA}" QUIET)
foreach(var INCLUDE LIBRARY PROGRAM)
set(CMAKE_FIND_ROOT_PATH_MODE_${var} "${__old_frpm_${var}}")
endforeach()
list(REMOVE_AT CMAKE_MODULE_PATH 0)
if(CUDA_FOUND)
set(HAVE_CUDA 1)
if(WITH_CUFFT)
set(HAVE_CUFFT 1)
endif()
if(WITH_CUBLAS)
set(HAVE_CUBLAS 1)
endif()
if(WITH_NVCUVID)
find_cuda_helper_libs(nvcuvid)
if(WIN32)
find_cuda_helper_libs(nvcuvenc)
endif()
set(HAVE_NVCUVID 1)
endif()
message(STATUS "CUDA detected: " ${CUDA_VERSION})
set(_generations "Fermi" "Kepler")
if(NOT CMAKE_CROSSCOMPILING)
list(APPEND _generations "Auto")
endif()
set(CUDA_GENERATION "" CACHE STRING "Build CUDA device code only for specific GPU architecture. Leave empty to build for all architectures.")
if( CMAKE_VERSION VERSION_GREATER "2.8" )
set_property( CACHE CUDA_GENERATION PROPERTY STRINGS "" ${_generations} )
endif()
if(CUDA_GENERATION)
if(NOT ";${_generations};" MATCHES ";${CUDA_GENERATION};")
string(REPLACE ";" ", " _generations "${_generations}")
message(FATAL_ERROR "ERROR: ${_generations} Generations are suppered.")
endif()
unset(CUDA_ARCH_BIN CACHE)
unset(CUDA_ARCH_PTX CACHE)
endif()
set(__cuda_arch_ptx "")
if(CUDA_GENERATION STREQUAL "Fermi")
set(__cuda_arch_bin "2.0 2.1(2.0)")
elseif(CUDA_GENERATION STREQUAL "Kepler")
if(${CUDA_VERSION} VERSION_LESS "5.0")
set(__cuda_arch_bin "3.0")
else()
set(__cuda_arch_bin "3.0 3.5")
endif()
elseif(CUDA_GENERATION STREQUAL "Auto")
execute_process( COMMAND "${CUDA_NVCC_EXECUTABLE}" "${OpenCV_SOURCE_DIR}/cmake/checks/OpenCVDetectCudaArch.cu" "--run"
WORKING_DIRECTORY "${CMAKE_BINARY_DIR}${CMAKE_FILES_DIRECTORY}/CMakeTmp/"
RESULT_VARIABLE _nvcc_res OUTPUT_VARIABLE _nvcc_out
ERROR_QUIET OUTPUT_STRIP_TRAILING_WHITESPACE)
if(NOT _nvcc_res EQUAL 0)
message(STATUS "Automatic detection of CUDA generation failed. Going to build for all known architectures.")
else()
set(__cuda_arch_bin "${_nvcc_out}")
string(REPLACE "2.1" "2.1(2.0)" __cuda_arch_bin "${__cuda_arch_bin}")
endif()
endif()
if(NOT DEFINED __cuda_arch_bin)
if(ANDROID)
set(__cuda_arch_bin "3.2")
set(__cuda_arch_ptx "")
else()
if(${CUDA_VERSION} VERSION_LESS "5.0")
set(__cuda_arch_bin "1.1 1.2 1.3 2.0 2.1(2.0) 3.0")
else()
set(__cuda_arch_bin "1.1 1.2 1.3 2.0 2.1(2.0) 3.0 3.5")
endif()
set(__cuda_arch_ptx "3.0")
endif()
endif()
set(CUDA_ARCH_BIN ${__cuda_arch_bin} CACHE STRING "Specify 'real' GPU architectures to build binaries for, BIN(PTX) format is supported")
set(CUDA_ARCH_PTX ${__cuda_arch_ptx} CACHE STRING "Specify 'virtual' PTX architectures to build PTX intermediate code for")
string(REGEX REPLACE "\\." "" ARCH_BIN_NO_POINTS "${CUDA_ARCH_BIN}")
string(REGEX REPLACE "\\." "" ARCH_PTX_NO_POINTS "${CUDA_ARCH_PTX}")
# Ckeck if user specified 1.0 compute capability: we don't support it
string(REGEX MATCH "1.0" HAS_ARCH_10 "${CUDA_ARCH_BIN} ${CUDA_ARCH_PTX}")
set(CUDA_ARCH_BIN_OR_PTX_10 0)
if(NOT ${HAS_ARCH_10} STREQUAL "")
set(CUDA_ARCH_BIN_OR_PTX_10 1)
endif()
# NVCC flags to be set
set(NVCC_FLAGS_EXTRA "")
# These vars will be passed into the templates
set(OPENCV_CUDA_ARCH_BIN "")
set(OPENCV_CUDA_ARCH_PTX "")
set(OPENCV_CUDA_ARCH_FEATURES "")
# Tell NVCC to add binaries for the specified GPUs
string(REGEX MATCHALL "[0-9()]+" ARCH_LIST "${ARCH_BIN_NO_POINTS}")
foreach(ARCH IN LISTS ARCH_LIST)
if(ARCH MATCHES "([0-9]+)\\(([0-9]+)\\)")
# User explicitly specified PTX for the concrete BIN
set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -gencode arch=compute_${CMAKE_MATCH_2},code=sm_${CMAKE_MATCH_1})
set(OPENCV_CUDA_ARCH_BIN "${OPENCV_CUDA_ARCH_BIN} ${CMAKE_MATCH_1}")
set(OPENCV_CUDA_ARCH_FEATURES "${OPENCV_CUDA_ARCH_FEATURES} ${CMAKE_MATCH_2}")
else()
# User didn't explicitly specify PTX for the concrete BIN, we assume PTX=BIN
set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -gencode arch=compute_${ARCH},code=sm_${ARCH})
set(OPENCV_CUDA_ARCH_BIN "${OPENCV_CUDA_ARCH_BIN} ${ARCH}")
set(OPENCV_CUDA_ARCH_FEATURES "${OPENCV_CUDA_ARCH_FEATURES} ${ARCH}")
endif()
endforeach()
# Tell NVCC to add PTX intermediate code for the specified architectures
string(REGEX MATCHALL "[0-9]+" ARCH_LIST "${ARCH_PTX_NO_POINTS}")
foreach(ARCH IN LISTS ARCH_LIST)
set(NVCC_FLAGS_EXTRA ${NVCC_FLAGS_EXTRA} -gencode arch=compute_${ARCH},code=compute_${ARCH})
set(OPENCV_CUDA_ARCH_PTX "${OPENCV_CUDA_ARCH_PTX} ${ARCH}")
set(OPENCV_CUDA_ARCH_FEATURES "${OPENCV_CUDA_ARCH_FEATURES} ${ARCH}")
endforeach()
# These vars will be processed in other scripts
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} ${NVCC_FLAGS_EXTRA})
set(OpenCV_CUDA_CC "${NVCC_FLAGS_EXTRA}")
if(ANDROID)
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} "-Xptxas;-dlcm=ca")
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} "-target-os-variant=Android")
endif()
message(STATUS "CUDA NVCC target flags: ${CUDA_NVCC_FLAGS}")
OCV_OPTION(CUDA_FAST_MATH "Enable --use_fast_math for CUDA compiler " OFF)
if(CUDA_FAST_MATH)
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} --use_fast_math)
endif()
mark_as_advanced(CUDA_BUILD_CUBIN CUDA_BUILD_EMULATION CUDA_VERBOSE_BUILD CUDA_SDK_ROOT_DIR)
macro(ocv_cuda_compile VAR)
foreach(var CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_DEBUG)
set(${var}_backup_in_cuda_compile_ "${${var}}")
# we remove /EHa as it generates warnings under windows
string(REPLACE "/EHa" "" ${var} "${${var}}")
# we remove -ggdb3 flag as it leads to preprocessor errors when compiling CUDA files (CUDA 4.1)
string(REPLACE "-ggdb3" "" ${var} "${${var}}")
# we remove -Wsign-promo as it generates warnings under linux
string(REPLACE "-Wsign-promo" "" ${var} "${${var}}")
# we remove -Wno-sign-promo as it generates warnings under linux
string(REPLACE "-Wno-sign-promo" "" ${var} "${${var}}")
# we remove -Wno-delete-non-virtual-dtor because it's used for C++ compiler
# but NVCC uses C compiler by default
string(REPLACE "-Wno-delete-non-virtual-dtor" "" ${var} "${${var}}")
# we remove -frtti because it's used for C++ compiler
# but NVCC uses C compiler by default
string(REPLACE "-frtti" "" ${var} "${${var}}")
endforeach()
if(BUILD_SHARED_LIBS)
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} -Xcompiler -DCVAPI_EXPORTS)
endif()
if(UNIX OR APPLE)
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} -Xcompiler -fPIC)
endif()
if(APPLE)
set(CUDA_NVCC_FLAGS ${CUDA_NVCC_FLAGS} -Xcompiler -fno-finite-math-only)
endif()
# disabled because of multiple warnings during building nvcc auto generated files
if(CMAKE_COMPILER_IS_GNUCXX AND CMAKE_GCC_REGEX_VERSION VERSION_GREATER "4.6.0")
ocv_warnings_disable(CMAKE_CXX_FLAGS -Wunused-but-set-variable)
endif()
CUDA_COMPILE(${VAR} ${ARGN})
foreach(var CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_DEBUG)
set(${var} "${${var}_backup_in_cuda_compile_}")
unset(${var}_backup_in_cuda_compile_)
endforeach()
endmacro()
else()
unset(CUDA_ARCH_BIN CACHE)
unset(CUDA_ARCH_PTX CACHE)
endif()
if(HAVE_CUDA)
set(CUDA_LIBS_PATH "")
foreach(p ${CUDA_LIBRARIES} ${CUDA_npp_LIBRARY})
get_filename_component(_tmp ${p} PATH)
list(APPEND CUDA_LIBS_PATH ${_tmp})
endforeach()
if(HAVE_CUBLAS)
foreach(p ${CUDA_cublas_LIBRARY})
get_filename_component(_tmp ${p} PATH)
list(APPEND CUDA_LIBS_PATH ${_tmp})
endforeach()
endif()
if(HAVE_CUFFT)
foreach(p ${CUDA_cufft_LIBRARY})
get_filename_component(_tmp ${p} PATH)
list(APPEND CUDA_LIBS_PATH ${_tmp})
endforeach()
endif()
list(REMOVE_DUPLICATES CUDA_LIBS_PATH)
link_directories(${CUDA_LIBS_PATH})
set(CUDA_LIBRARIES_ABS ${CUDA_LIBRARIES})
ocv_convert_to_lib_name(CUDA_LIBRARIES ${CUDA_LIBRARIES})
set(CUDA_npp_LIBRARY_ABS ${CUDA_npp_LIBRARY})
ocv_convert_to_lib_name(CUDA_npp_LIBRARY ${CUDA_npp_LIBRARY})
if(HAVE_CUBLAS)
set(CUDA_cublas_LIBRARY_ABS ${CUDA_cublas_LIBRARY})
ocv_convert_to_lib_name(CUDA_cublas_LIBRARY ${CUDA_cublas_LIBRARY})
endif()
if(HAVE_CUFFT)
set(CUDA_cufft_LIBRARY_ABS ${CUDA_cufft_LIBRARY})
ocv_convert_to_lib_name(CUDA_cufft_LIBRARY ${CUDA_cufft_LIBRARY})
endif()
endif()
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