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CMakeLists.txt
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CMakeLists.txt
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cmake_minimum_required(VERSION 3.1)
project(bgslibrary VERSION 3.3.0)
include(CheckCXXCompilerFlag)
set(CMAKE_CXX_STANDARD 14)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
set(CMAKE_CXX_EXTENSIONS OFF)
set(CMAKE_POSITION_INDEPENDENT_CODE ON)
function(append_if condition value)
if (${condition})
foreach(variable ${ARGN})
set(${variable} "${${variable}} ${value}" PARENT_SCOPE)
endforeach(variable)
endif()
endfunction()
#if(CMAKE_CXX_COMPILER_ID STREQUAL "GNU" OR
# CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR
# CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")
# check_cxx_compiler_flag("-fvisibility-inlines-hidden" SUPPORTS_FVISIBILITY_INLINES_HIDDEN_FLAG)
# append_if(SUPPORTS_FVISIBILITY_INLINES_HIDDEN_FLAG "-fvisibility=hidden -fvisibility-inlines-hidden" CMAKE_CXX_FLAGS)
#endif()
if(UNIX)
#set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=gnu++0x")
set(CMAKE_MACOSX_RPATH 1)
endif(UNIX)
# Avoid cmake warnings about changes in behavior of some Mac OS X path
# variable we don't care about.
if (POLICY CMP0042)
cmake_policy(SET CMP0042 NEW)
endif()
#set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -std=c99")
#set(CMAKE_MODULE_PATH ${CMAKE_MODULE_PATH} ${CMAKE_CURRENT_SOURCE_DIR}/cmake-modules)
# compilation mode setup
set(CMAKE_BUILD_TYPE Release)
#set(CMAKE_BUILD_TYPE Debug)
if(WIN32)
set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS TRUE)
set(BUILD_SHARED_LIBS TRUE)
#if(BGS_PYTHON_SUPPORT)
set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /MD")
set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MDd")
#else()
# set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /MT")
# set(CMAKE_CXX_FLAGS_DEBUG "${CMAKE_CXX_FLAGS_DEBUG} /MTd")
#endif()
endif(WIN32)
set(bgs_out_dir ".")
# First for the generic no-config case (e.g. with mingw)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${bgs_out_dir})
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${bgs_out_dir})
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${bgs_out_dir})
# Second, for multi-config builds (e.g. msvc)
foreach(OUTPUTCONFIG ${CMAKE_CONFIGURATION_TYPES})
string(TOUPPER ${OUTPUTCONFIG} OUTPUTCONFIG)
set(CMAKE_RUNTIME_OUTPUT_DIRECTORY_${OUTPUTCONFIG} ${bgs_out_dir})
set(CMAKE_LIBRARY_OUTPUT_DIRECTORY_${OUTPUTCONFIG} ${bgs_out_dir})
set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY_${OUTPUTCONFIG} ${bgs_out_dir})
endforeach(OUTPUTCONFIG CMAKE_CONFIGURATION_TYPES)
if(UNIX)
# add some standard warnings
ADD_DEFINITIONS(-Wno-variadic-macros -Wno-long-long -Wall -Wextra -Winit-self -Woverloaded-virtual -Wsign-promo -Wno-unused-parameter -pedantic -Woverloaded-virtual -Wno-unknown-pragmas)
# -ansi does not compile with sjn module
#ADD_DEFINITIONS(-ansi)
# if you like to have warinings about conversions, e.g. double->int or double->float etc., or float compare
#ADD_DEFINITIONS(-Wconversion -Wfloat-equal)
endif(UNIX)
# cmake -D BGS_PYTHON_SUPPORT=ON ..
if(NOT DEFINED BGS_PYTHON_SUPPORT)
set(BGS_PYTHON_SUPPORT OFF)
else()
# add_definitions(-DBGS_PYTHON_SUPPORT)
endif()
# cmake -D BGS_PYTHON_ONLY=ON ..
if(NOT DEFINED BGS_PYTHON_ONLY)
set(BGS_PYTHON_ONLY OFF)
else()
# add_definitions(-DBGS_PYTHON_ONLY)
endif()
# cmake -D BGS_CORE_STATIC=ON ..
if(NOT DEFINED BGS_CORE_STATIC)
set(BGS_CORE_STATIC OFF)
else()
# add_definitions(-DBGS_CORE_STATIC)
endif()
message(STATUS "")
message(STATUS "BGS_PYTHON_SUPPORT: ${BGS_PYTHON_SUPPORT}")
message(STATUS "BGS_PYTHON_ONLY: ${BGS_PYTHON_ONLY}")
message(STATUS "BGS_CORE_STATIC: ${BGS_CORE_STATIC}")
# cmake -D BGS_PYTHON_SUPPORT=ON -D BGS_PYTHON_VERSION=3 ..
if(NOT DEFINED BGS_PYTHON_VERSION)
set(BGS_PYTHON_VERSION 3)
endif()
if(BGS_PYTHON_SUPPORT)
message(STATUS "PYTHON VERSION: ${BGS_PYTHON_VERSION}")
endif()
if(BGS_CORE_STATIC)
set(OpenCV_STATIC ON)
else()
set(OpenCV_STATIC OFF)
endif()
find_package(OpenCV REQUIRED)
if(OpenCV_FOUND)
message(STATUS "")
message(STATUS "OpenCV library status:")
message(STATUS " version: ${OpenCV_VERSION}")
message(STATUS " libraries: ${OpenCV_LIBS}")
message(STATUS " include path: ${OpenCV_INCLUDE_DIRS}\n")
endif()
# if(${OpenCV_VERSION} VERSION_EQUAL 3 OR ${OpenCV_VERSION} VERSION_GREATER 3)
# message(FATAL_ERROR "OpenCV version is not compatible: ${OpenCV_VERSION}")
# endif()
if(${OpenCV_VERSION} VERSION_LESS 2.3.1)
message(FATAL_ERROR "OpenCV version is not compatible: ${OpenCV_VERSION}")
endif()
if(BGS_PYTHON_SUPPORT)
#if(WIN32)
# set(Boost_USE_STATIC_LIBS ON)
#else()
# set(Boost_USE_STATIC_LIBS OFF)
#endif()
#set(Boost_USE_MULTITHREADED ON)
#set(Boost_USE_STATIC_RUNTIME OFF)
#message(STATUS "SEARCHING FOR BOOST COMPONENT FOR PYTHON ${BGS_PYTHON_VERSION}")
#if(BGS_PYTHON_VERSION EQUAL 2)
# find_package(Boost REQUIRED COMPONENTS python)
#else()
# find_package(Boost REQUIRED COMPONENTS python3)
#endif()
# Pybind11's cmake scripts enable link time optimization by default. However,
# it makes linking take a really long time and doesn't seem to substantively
# improve runtime performance. So we disable LTO here to make building bgslibrary
# faster.
set(PYBIND11_LTO_CXX_FLAGS "")
#set(PYBIND11_PYTHON_VERSION 2.7 3.5 3.6)
set(PYBIND11_PYTHON_VERSION ${BGS_PYTHON_VERSION})
#find_package(pybind11 REQUIRED)
add_subdirectory(modules/pybind11)
#find_package(PythonInterp ${BGS_PYTHON_VERSION} REQUIRED)
#find_package(PythonLibs ${BGS_PYTHON_VERSION} REQUIRED)
#message(STATUS "Boost library status:")
#message(STATUS " version: ${Boost_VERSION}")
#message(STATUS " libraries: ${Boost_LIBRARIES}")
#message(STATUS " include path: ${Boost_INCLUDE_DIRS}")
message(STATUS "")
message(STATUS "Python library status:")
message(STATUS " executable: ${PYTHON_EXECUTABLE}")
#message(STATUS " version: ${PYTHON_VERSION_STRING}")
#message(STATUS " libraries: ${PYTHON_LIBRARIES}")
message(STATUS " library: ${PYTHON_LIBRARY}")
message(STATUS " include path: ${PYTHON_INCLUDE_DIRS}")
if(NOT NUMPY_INCLUDE_DIR)
# message(FATAL_ERROR "You must define NUMPY_INCLUDE_DIR by 'cmake -D NUMPY_INCLUDE_DIR=/python/lib/site-packages/numpy/core/include ..'")
exec_program ("${PYTHON_EXECUTABLE}"
ARGS "-c \"import numpy; print(numpy.get_include())\""
OUTPUT_VARIABLE NUMPY_INCLUDE_DIR
RETURN_VALUE NUMPY_NOT_FOUND)
endif()
message(STATUS "NUMPY_INCLUDE_DIR: ${NUMPY_INCLUDE_DIR}\n")
endif()
if(NOT BGS_PYTHON_ONLY)
file(GLOB main_src bgslibrary/*.cpp bgslibrary/*.c)
file(GLOB main_inc bgslibrary/*.h bgslibrary/*.hpp)
endif()
file(GLOB_RECURSE utils_src bgslibrary/utils/*.cpp bgslibrary/utils/*.c)
file(GLOB_RECURSE utils_inc bgslibrary/utils/*.h bgslibrary/utils/*.hpp)
file(GLOB_RECURSE tools_src bgslibrary/tools/*.cpp bgslibrary/tools/*.c)
file(GLOB_RECURSE tools_inc bgslibrary/tools/*.h bgslibrary/tools/*.hpp)
file(GLOB_RECURSE bgs_src bgslibrary/algorithms/*.cpp bgslibrary/algorithms/*.c)
file(GLOB_RECURSE bgs_inc bgslibrary/algorithms/*.h bgslibrary/algorithms/*.hpp)
include_directories(${CMAKE_CURRENT_SOURCE_DIR})
include_directories(${OpenCV_INCLUDE_DIRS})
if(BGS_PYTHON_SUPPORT)
file(GLOB_RECURSE bgs_python_src wrapper/python/*.cpp)
file(GLOB_RECURSE bgs_python_inc wrapper/python/*.h)
include_directories(${CMAKE_CURRENT_SOURCE_DIR}/modules/pybind11/include)
#include_directories(${Boost_INCLUDE_DIRS})
include_directories(${PYTHON_INCLUDE_DIRS})
include_directories(${NUMPY_INCLUDE_DIR})
endif()
# GMG is not available in older OpenCV versions
if(${OpenCV_VERSION} VERSION_LESS 2.4.3)
file(GLOB gmg bgslibrary/algorithms/GMG.cpp)
list(REMOVE_ITEM bgs_src ${gmg})
endif()
if(BGS_CORE_STATIC)
message(STATUS "Bulding bgslibrary_core STATIC")
add_library(bgslibrary_core STATIC ${bgs_src} ${tools_src} ${utils_src} ${bgs_inc} ${tools_inc} ${utils_inc})
#set_property(TARGET bgslibrary_core PROPERTY POSITION_INDEPENDENT_CODE ON)
else()
message(STATUS "Bulding bgslibrary_core SHARED")
add_library(bgslibrary_core SHARED ${bgs_src} ${tools_src} ${utils_src} ${bgs_inc} ${tools_inc} ${utils_inc})
target_link_libraries(bgslibrary_core ${OpenCV_LIBS})
# generates the export header bgslibrary_core_EXPORTS.h automatically
include(GenerateExportHeader)
GENERATE_EXPORT_HEADER(bgslibrary_core
BASE_NAME bgslibrary_core
EXPORT_MACRO_NAME bgslibrary_core_EXPORTS
EXPORT_FILE_NAME bgslibrary_core_EXPORTS.h
STATIC_DEFINE BGSLIBRARY_CORE_EXPORTS_BUILT_AS_STATIC)
#set_property(TARGET bgslibrary_core PROPERTY PUBLIC_HEADER ${bgs_inc} ${tools_inc} ${utils_inc})
endif()
if(BGS_PYTHON_SUPPORT)
#add_library(bgs_python SHARED ${bgs_src} ${tools_src})
#pybind11_add_module(bgs_python ${bgs_src} ${tools_src})
pybind11_add_module(bgs_python ${bgs_python_src} ${bgs_python_inc})
target_link_libraries(bgs_python PRIVATE bgslibrary_core ${OpenCV_LIBS} ${PYTHON_LIBRARY} pybind11::module)
#target_link_libraries(bgs_python ${OpenCV_LIBS} ${Boost_LIBRARIES} ${PYTHON_LIBRARY})
#target_link_libraries(bgs_python ${OpenCV_LIBS} ${PYTHON_LIBRARY} pybind11::module)
#target_link_libraries(bgs_python PRIVATE ${OpenCV_LIBS} ${PYTHON_LIBRARY} pybind11::embed)
#set_target_properties(bgs_python PROPERTIES PREFIX "${PYTHON_MODULE_PREFIX}" SUFFIX "${PYTHON_MODULE_EXTENSION}")
set_target_properties(bgs_python PROPERTIES SUFFIX "${PYTHON_MODULE_EXTENSION}")
target_compile_definitions(bgs_python PRIVATE BGS_PYTHON_SUPPORT=1)
# Set the output library name to bgslibrary because that's what setup.py and distutils expects.
set_property(TARGET bgs_python PROPERTY OUTPUT_NAME "pybgs")
#set_property(TARGET bgs_python PROPERTY POSITION_INDEPENDENT_CODE ON)
endif()
#if(WIN32)
# # set_property(TARGET bgslibrary_core PROPERTY SUFFIX ".lib")
# #if(BGS_PYTHON_SUPPORT)
# # set_property(TARGET bgslibrary_core PROPERTY SUFFIX ".pyd")
# #endif()
#else()
# set_property(TARGET bgslibrary_core PROPERTY OUTPUT_NAME "bgs")
#endif()
#if(APPLE)
# if(BGS_PYTHON_SUPPORT)
# set_property(TARGET bgslibrary_core PROPERTY SUFFIX ".so")
# set_target_properties(bgslibrary_core PROPERTIES LINK_FLAGS "-undefined dynamic_lookup")
# endif()
#endif()
if(NOT BGS_PYTHON_ONLY)
add_executable(bgslibrary ${main_src} ${main_inc})
target_link_libraries(bgslibrary ${OpenCV_LIBS} bgslibrary_core)
# set_target_properties(bgslibrary PROPERTIES OUTPUT_NAME bgs)
endif()
if(UNIX AND BGS_PYTHON_SUPPORT)
execute_process(
COMMAND "${PYTHON_EXECUTABLE}" -c "if True:
from distutils import sysconfig as sc
print(sc.get_python_lib(prefix='', plat_specific=True))"
OUTPUT_VARIABLE PYTHON_SITE
OUTPUT_STRIP_TRAILING_WHITESPACE
)
message(STATUS "")
message(STATUS "The bgslibrary python package will be installed at: ${PYTHON_SITE}\n")
install(TARGETS bgs_python DESTINATION ${PYTHON_SITE})
#install(FILES ${mypackage_python_files} DESTINATION ${PYTHON_SITE}/mypackage)
#install(TARGETS bgs_python DESTINATION ${CMAKE_CURRENT_SOURCE_DIR})
endif()
if(NOT BGS_PYTHON_ONLY)
include(GNUInstallDirs)
set(INSTALL_CONFIGDIR ${CMAKE_INSTALL_LIBDIR}/cmake/BGSLibrary)
target_include_directories(bgslibrary_core
PUBLIC
$<INSTALL_INTERFACE:include>)
install(TARGETS bgslibrary_core
bgslibrary
EXPORT bgslibrary_core-targets
RUNTIME DESTINATION bin COMPONENT app
LIBRARY DESTINATION lib COMPONENT runtime
ARCHIVE DESTINATION lib COMPONENT runtime
#PUBLIC_HEADER DESTINATION include/bgslibrary COMPONENT dev
FRAMEWORK DESTINATION "/Library/Frameworks"
)
set_target_properties(bgslibrary_core PROPERTIES EXPORT_NAME BGSLibrary)
install(DIRECTORY bgslibrary/ DESTINATION ${CMAKE_INSTALL_INCLUDEDIR}/bgslibrary)
install(EXPORT bgslibrary_core-targets
FILE
BGSLibraryTargets.cmake
NAMESPACE
BGSLibrary::
DESTINATION
${INSTALL_CONFIGDIR}
)
include(CMakePackageConfigHelpers)
write_basic_package_version_file(
${CMAKE_CURRENT_BINARY_DIR}/BGSLibraryConfigVersion.cmake
VERSION ${PROJECT_VERSION}
COMPATIBILITY AnyNewerVersion
)
configure_package_config_file(${CMAKE_CURRENT_LIST_DIR}/cmake-modules/BGSLibraryConfig.cmake.in
${CMAKE_CURRENT_BINARY_DIR}/BGSLibraryConfig.cmake
INSTALL_DESTINATION ${INSTALL_CONFIGDIR}
)
install(FILES
${CMAKE_CURRENT_LIST_DIR}/cmake-modules/FindOpenCV.cmake
${CMAKE_CURRENT_BINARY_DIR}/BGSLibraryConfig.cmake
${CMAKE_CURRENT_BINARY_DIR}/BGSLibraryConfigVersion.cmake
DESTINATION ${INSTALL_CONFIGDIR}
)
if(UNIX)
# to avoid: error while loading shared libraries: libbgslibrary_core.so
message(STATUS "You might need to run:")
message(STATUS "$ LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/local/lib")
message(STATUS "$ export LD_LIBRARY_PATH")
message(STATUS "after 'make install' to avoid error while loading libbgslibrary_core\n")
endif()
if(WIN32)
message(STATUS "You might need to add ${CMAKE_CURRENT_BINARY_DIR} to your PATH to be able to run your applications.")
message(STATUS "> set PATH=%PATH%;${CMAKE_CURRENT_BINARY_DIR}\n")
endif()
endif()