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CMakeLists.txt
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cmake_minimum_required (VERSION 3.21)
project (voxel)
set(CMAKE_CXX_STANDARD 17)
set(CMAKE_CXX_STANDARD_REQUIRED ON)
OPTION(IFC_SUPPORT "Build Volization Toolkit with IFC support (requires IfcOpenShell/master)." ON)
OPTION(USE_STATIC_MSVC_RUNTIME "Link to the static runtime on MSVC." OFF)
OPTION(ENABLE_TESTS "Enable tests." ON)
OPTION(USE_BUILD_SCRIPT_OUTPUT "Use the ifcopenshell nix/build-all.py or win/build-all.cmd build script output to find dependencies." ON)
OPTION(ENABLE_PYTHON_WRAPPER "Enable Python wrapper." OFF)
include(CTest)
if(CMAKE_SIZEOF_VOID_P EQUAL 8)
set(WIN_ARCH x64)
elseif(CMAKE_SIZEOF_VOID_P EQUAL 4)
set(WIN_ARCH Win32)
endif()
if(UNIX)
add_definitions(-fPIC)
endif()
set(OCC_LIBRARY_NAMES TKernel TKMath TKBRep TKGeomBase TKGeomAlgo TKG3d TKG2d TKShHealing TKTopAlgo TKMesh TKOffset
TKPrim TKBool TKBO TKFillet TKSTEP TKSTEPBase TKSTEPAttr TKXSBase TKSTEP209 TKIGES TKHLR TKFeat)
if(IFC_SUPPORT)
add_definitions(-DWITH_IFC)
set(SWIG_DEFINES ${SWIG_DEFINES} -DWITH_IFC)
endif()
if (USE_BUILD_SCRIPT_OUTPUT)
if(UNIX)
set(IFCOPENSHELL_INSTALL ${IFCOPENSHELL_ROOT}/build/Linux/x86_64/install)
if(IFC_SUPPORT)
foreach(occt_dir occt-7.3.0 occt-7.3.0p3)
if(EXISTS "${IFCOPENSHELL_INSTALL}/${occt_dir}/")
set(OCCT_PATH "${IFCOPENSHELL_INSTALL}/${occt_dir}/")
endif()
endforeach()
set(OCC_LIBRARY_DIR ${OCCT_PATH}/lib)
set(OCC_INCLUDE_DIR ${OCCT_PATH}/include/opencascade)
endif()
else()
if(IFC_SUPPORT)
set(MSVC_YEAR 2017)
if ("${MSVC_VERSION}" STREQUAL "1900")
set(MSVC_YEAR 2015)
endif()
file(TO_CMAKE_PATH "${IFCOPENSHELL_ROOT}" IFCOPENSHELL_ROOT)
if (EXISTS ${IFCOPENSHELL_ROOT}/deps-vs${MSVC_YEAR}-x86-installed/oce/${WIN_ARCH}/lib)
set(OCC_LIBRARY_DIR ${IFCOPENSHELL_ROOT}/deps-vs${MSVC_YEAR}-x86-installed/oce/${WIN_ARCH}/lib)
else()
set(OCC_LIBRARY_DIR ${IFCOPENSHELL_ROOT}/deps-vs${MSVC_YEAR}-x86-installed/opencascade-7.3.0/win32/lib)
endif()
set(OCC_INCLUDE_DIR ${IFCOPENSHELL_ROOT}/deps-vs${MSVC_YEAR}-x86-installed/oce/include/oce
${IFCOPENSHELL_ROOT}/deps-vs${MSVC_YEAR}-x86-installed/opencascade-7.3.0/inc)
else()
file(TO_CMAKE_PATH "${OCC_LIBRARY_DIR}" OCC_LIBRARY_DIR)
endif()
# set(Boost_USE_STATIC_LIBS ON)
set(Boost_USE_MULTITHREADED ON)
if(USE_STATIC_MSVC_RUNTIME)
set(Boost_USE_STATIC_RUNTIME ON)
# Copied from IfcOpenShell to match compilation flags, todo detect whether necessary
FOREACH(flag CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_MINSIZEREL
CMAKE_CXX_FLAGS_RELWITHDEBINFO CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE
CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO)
IF(${flag} MATCHES "/MD")
STRING(REGEX REPLACE "/MD" "/MT" ${flag} "${${flag}}")
ENDIF()
IF(${flag} MATCHES "/MDd")
STRING(REGEX REPLACE "/MDd" "/MTd" ${flag} "${${flag}}")
ENDIF()
ENDFOREACH()
endif()
endif()
else()
# user to supply:
# * IFCOPENSHELL_ROOT or IFC_INCLUDE_DIR
# * OCC_INCLUDE_DIR
# * OCC_LIBRARY_DIR
# * BOOST_ROOT
# * IFC_LIBRARY_DIR
# * (BOOST_LIBRARYDIR)
# * (USE_STATIC_MSVC_RUNTIME=Off)
# * (Boost_USE_STATIC_LIBS=On)
if (NOT DEFINED IFC_INCLUDE_DIR)
set (IFC_INCLUDE_DIR "${IFCOPENSHELL_ROOT}/src")
endif()
endif()
foreach(libname ${OCC_LIBRARY_NAMES})
unset(lib CACHE)
find_library(lib NAMES "${libname}" PATHS "${OCC_LIBRARY_DIR}" NO_DEFAULT_PATH)
if (lib)
list(APPEND OCC_LIBRARIES "${lib}")
else()
message(WARNING "OCC library ${libname} not found in ${OCC_LIBRARY_DIR}")
message(STATUS "${OCC_LIBRARY_DIR}")
endif()
endforeach()
if (UNIX)
if(NOT APPLE)
set(LIB_RT rt)
endif()
find_package(Threads)
find_library(dl NAMES dl)
if(NOT APPLE)
set(OCC_LIBRARIES -Wl,--start-group ${OCC_LIBRARIES} -Wl,--end-group)
endif()
add_definitions(-Wno-deprecated-declarations)
else()
add_definitions(-D_SCL_SECURE_NO_WARNINGS -D_CRT_SECURE_NO_WARNINGS -D_UNICODE)
set(WS2_LIBRARIES ws2_32.lib)
endif()
set(BOOST_COMPONENTS regex program_options iostreams system filesystem)
# add_definitions(-DBOOST_ALL_NO_LIB)
if(IFC_SUPPORT AND USE_BUILD_SCRIPT_OUTPUT)
if(UNIX)
set(BOOST_ROOT ${IFCOPENSHELL_INSTALL}/boost-1.71.0)
set(IFC_INCLUDE_DIR ${IFCOPENSHELL_ROOT}/src)
set(IFC_LIBRARY_DIR ${IFCOPENSHELL_INSTALL}/ifcopenshell/lib)
if (${ifcopenshell_major_version} STREQUAL "0.5")
set(ICU_LIBRARY_NAMES icuuc icudata)
set(ICU_LIBRARY_DIR ${IFCOPENSHELL_INSTALL}/icu-56.1/lib)
set(ICU_INCLUDE_DIR ${IFCOPENSHELL_INSTALL}/icu-56.1/include)
string(REGEX REPLACE "([^;]+)" "${ICU_LIBRARY_DIR}/lib\\1.a" ICU_LIBRARIES "${ICU_LIBRARY_NAMES}")
endif()
else()
set(BOOST_ROOT ${IFCOPENSHELL_ROOT}/deps/boost_1_67_0)
set(BOOST_LIBRARYDIR ${IFCOPENSHELL_ROOT}/deps/boost_1_67_0/stage/vs${MSVC_YEAR}-${WIN_ARCH}/lib)
set(IFC_INCLUDE_DIR ${IFCOPENSHELL_ROOT}/src)
set(IFC_LIBRARY_DIR ${IFCOPENSHELL_ROOT}/build-vs${MSVC_YEAR}-x86/${CMAKE_BUILD_TYPE})
if (${ifcopenshell_major_version} STREQUAL "0.5")
set(ICU_LIBRARY_NAMES icuuc icudt)
set(ICU_LIBRARY_DIR ${IFCOPENSHELL_ROOT}/deps-vs${MSVC_YEAR}-x86-installed/icu/lib)
set(ICU_INCLUDE_DIR ${IFCOPENSHELL_ROOT}/deps-vs${MSVC_YEAR}-x86-installed/icu/include)
string(REGEX REPLACE "([^;]+)" "${ICU_LIBRARY_DIR}/\\1.lib" ICU_LIBRARIES "${ICU_LIBRARY_NAMES}")
endif()
endif()
endif()
if (IFC_SUPPORT)
# Find IfcOpenShell version, v0.6.0 does not have the IfcSchema namespace anymore
file(READ "${IFC_INCLUDE_DIR}/ifcparse/IfcParse.h" header)
string(REGEX MATCH "#define IFCOPENSHELL_VERSION \"[0-9a-zA-Z\\.\\-]+\"" ifcopenshell_version "${header}")
string(REGEX MATCH "[0-9]\\.[0-9]" ifcopenshell_major_version "${ifcopenshell_version}")
message(STATUS "IfcOpenShell version ${ifcopenshell_major_version}")
if (${ifcopenshell_major_version} STREQUAL "0.5")
set(IFC_LIBRARY_NAMES IfcGeom IfcParse)
add_definitions("-DIFCOPENSHELL_05")
set(SWIG_DEFINES ${SWIG_DEFINES} -DIFCOPENSHELL_05)
else()
if(${ifcopenshell_major_version} STREQUAL "0.7" OR
${ifcopenshell_major_version} STREQUAL "0.8")
if(${ifcopenshell_major_version} STREQUAL "0.8")
add_definitions("-DIFCOPENSHELL_08")
else()
add_definitions("-DIFCOPENSHELL_07")
endif()
set(SWIG_DEFINES ${SWIG_DEFINES} -DIFCOPENSHELL_07)
string(REPLACE ";" ")(" schema_version_seq "(${SCHEMA_VERSIONS})")
ADD_DEFINITIONS(-DSCHEMA_SEQ=${schema_version_seq})
# set(SWIG_DEFINES ${SWIG_DEFINES} -DSCHEMA_SEQ=${schema_version_seq})
IF(MSVC)
# warning due to virtual inheritance
ADD_DEFINITIONS(-wd4250)
# warning due to select definitions in the schema being redundant
ADD_DEFINITIONS(-wd4584)
endif()
endif()
if (${ifcopenshell_major_version} STREQUAL "0.8")
file(GLOB geomlibfiles ${IFC_LIBRARY_DIR}/${CMAKE_SHARED_LIBRARY_PREFIX}geometry_mapping_*)
foreach(file ${geomlibfiles})
get_filename_component(file_we ${file} NAME_WE)
string(REPLACE "${CMAKE_SHARED_LIBRARY_PREFIX}geometry_mapping_ifc" "" schema_name ${file_we})
list(APPEND SCHEMA_VERSIONS ${schema_name})
endforeach()
file(GLOB geomlibfiles ${IFC_LIBRARY_DIR}/${CMAKE_SHARED_LIBRARY_PREFIX}geometry_kernel_*)
foreach(file ${geomlibfiles})
get_filename_component(file_we ${file} NAME_WE)
string(REPLACE "${CMAKE_SHARED_LIBRARY_PREFIX}" "" file_we_wp ${file_we})
if ("${file_we_wp}" STREQUAL "geometry_kernel_cgal")
find_library(libGMP NAMES gmp mpir PATHS ${GMP_LIBRARY_DIR} NO_DEFAULT_PATH)
find_library(libMPFR NAMES mpfr PATHS ${MPFR_LIBRARY_DIR} NO_DEFAULT_PATH)
if(NOT libGMP)
message(FATAL_ERROR "Unable to find GMP library files, aborting")
endif()
if(NOT libMPFR)
message(FATAL_ERROR "Unable to find MPFR library files, aborting")
endif()
list(APPEND CGAL_LIBRARIES "${libMPFR}")
list(APPEND CGAL_LIBRARIES "${libGMP}")
endif()
list(APPEND IFC_LIBRARY_NAMES "${file_we_wp}")
endforeach()
else()
file(GLOB geomlibfiles ${IFC_LIBRARY_DIR}/${CMAKE_SHARED_LIBRARY_PREFIX}IfcGeom_*)
foreach(file ${geomlibfiles})
get_filename_component(file_we ${file} NAME_WE)
string(REPLACE "${CMAKE_SHARED_LIBRARY_PREFIX}IfcGeom_ifc" "" schema_name ${file_we})
list(APPEND SCHEMA_VERSIONS ${schema_name})
endforeach()
endif()
list(APPEND IFC_LIBRARY_NAMES IfcGeom)
foreach(schema_name ${SCHEMA_VERSIONS})
message(STATUS "Detected schema ifc${schema_name}")
if (${ifcopenshell_major_version} STREQUAL "0.8")
list(APPEND IFC_LIBRARY_NAMES geometry_mapping_ifc${schema_name})
else()
list(APPEND IFC_LIBRARY_NAMES IfcGeom_ifc${schema_name})
endif()
endforeach()
list(APPEND IFC_LIBRARY_NAMES IfcParse)
endif()
endif()
if (UNIX)
set(IFC_LIBRARY_NAMES ${IFC_LIBRARY_NAMES} ${IFC_LIBRARY_NAMES} ${IFC_LIBRARY_NAMES} ${IFC_LIBRARY_NAMES})
endif()
foreach(libname ${IFC_LIBRARY_NAMES})
unset(lib CACHE)
message("Looking for ${libname} in ${IFC_LIBRARY_DIR}")
find_library(lib NAMES "${libname}" PATHS "${IFC_LIBRARY_DIR}" NO_DEFAULT_PATH)
if (lib)
list(APPEND IFC_LIBRARIES "${lib}")
else()
message(WARNING "IfcOpenShell library ${libname} not found")
endif()
endforeach()
find_package(Boost REQUIRED COMPONENTS ${BOOST_COMPONENTS})
message(STATUS "Boost include files found in ${Boost_INCLUDE_DIRS}")
message(STATUS "Boost libraries found in ${Boost_LIBRARY_DIRS}")
include_directories(${IFC_INCLUDE_DIR} ${OCC_INCLUDE_DIR} ${Boost_INCLUDE_DIRS} ${CMAKE_CURRENT_SOURCE_DIR}/3rdparty/eigen)
link_directories(${Boost_LIBRARY_DIRS})
if (ENABLE_TESTS)
# Download and unpack googletest at configure time
configure_file(CMakeLists.txt.in googletest-download/CMakeLists.txt)
execute_process(COMMAND ${CMAKE_COMMAND} -G "${CMAKE_GENERATOR}" .
RESULT_VARIABLE result
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/googletest-download )
if(result)
message(FATAL_ERROR "CMake step for googletest failed: ${result}")
endif()
execute_process(COMMAND ${CMAKE_COMMAND} --build .
RESULT_VARIABLE result
WORKING_DIRECTORY ${CMAKE_BINARY_DIR}/googletest-download )
if(result)
message(FATAL_ERROR "Build step for googletest failed: ${result}")
endif()
if(NOT USE_STATIC_MSVC_RUNTIME)
# Prevent overriding the parent project's compiler/linker
# settings on Windows
set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
endif()
# Add googletest directly to our build. This defines
# the gtest and gtest_main targets.
add_subdirectory(${CMAKE_BINARY_DIR}/googletest-src
${CMAKE_BINARY_DIR}/googletest-build
EXCLUDE_FROM_ALL)
endif()
if(MSVC)
SET(BCRYPT_LIBRARIES "bcrypt.lib")
ENDIF()
set(LIBVOXELIZER_HEADER_FILES progress_writer.h dim3.h sweep.h shift.h collapse.h edge_detect.h fill_gaps.h offset.h polyfill.h resample.h storage.h writer.h factory.h processor.h volume.h voxelizer.h traversal.h memoized_traversal.h lru_cache.h util.h json_logger.h)
set(LIBVOXELIZER_SOURCE_FILES tribox3.cpp polyfill.cpp progress_writer.cpp storage.cpp factory.cpp json_logger.cpp)
add_library(libvoxel STATIC ${LIBVOXELIZER_HEADER_FILES} ${LIBVOXELIZER_SOURCE_FILES})
target_link_libraries(libvoxel ${IFC_LIBRARIES} ${ICU_LIBRARIES} ${Boost_LIBRARIES} ${BCRYPT_LIBRARIES} ${OCC_LIBRARIES} ${CGAL_LIBRARIES} ${LIB_RT} ${dl} ${CMAKE_THREAD_LIBS_INIT} ${WS2_LIBRARIES})
set(LIBVOXEC_HEADER_FILES voxelfile.h voxec.h)
set(LIBVOXEC_SOURCE_FILES voxec.cpp)
add_library(libvoxec STATIC ${LIBVOXEC_HEADER_FILES} ${LIBVOXEC_SOURCE_FILES})
target_link_libraries(libvoxec libvoxel)
if (ENABLE_PYTHON_WRAPPER)
FIND_PACKAGE(SWIG)
IF(NOT SWIG_FOUND)
MESSAGE(FATAL_ERROR "ENABLE_PYTHON_WRAPPER enabled, but unable to find SWIG. Disable ENABLE_PYTHON_WRAPPER or fix SWIG paths to proceed.")
ENDIF()
INCLUDE(${SWIG_USE_FILE})
find_package(Python COMPONENTS Interpreter Development)
IF(NOT Python_FOUND)
MESSAGE(FATAL_ERROR "ENABLE_PYTHON_WRAPPER enabled, but unable to find Python lib or header. Disable ENABLE_PYTHON_WRAPPER or fix Python paths to proceed.")
ENDIF()
INCLUDE_DIRECTORIES(${Python_INCLUDE_DIRS})
INCLUDE_DIRECTORIES(${CMAKE_CURRENT_SOURCE_DIR})
link_directories(${Python_LIBRARY_DIRS})
SET(CMAKE_SWIG_FLAGS ${SWIG_DEFINES})
SET_SOURCE_FILES_PROPERTIES(wrap/wrapper.i PROPERTIES CPLUSPLUS ON)
swig_add_library(voxec LANGUAGE python SOURCES wrap/wrapper.i)
if("$ENV{LDFLAGS}" MATCHES ".undefined.suppress")
# On osx there is some state in the python dylib. With `-Wl,undefined,suppress` we can ignore the missing symbols at compile time.
SWIG_LINK_LIBRARIES(voxec libvoxec)
else()
SWIG_LINK_LIBRARIES(voxec libvoxec ${Python_LIBRARIES})
endif()
INSTALL(FILES "${CMAKE_BINARY_DIR}/voxec.py" "${CMAKE_CURRENT_SOURCE_DIR}/module/__init__.py"
DESTINATION "${Python_SITEARCH}/voxec/")
INSTALL(TARGETS ${SWIG_MODULE_voxec_REAL_NAME}
DESTINATION "${Python_SITEARCH}/voxec/")
endif()
if (ENABLE_TESTS)
file(GLOB test_filenames tests/*.cpp)
foreach(filename ${test_filenames})
get_filename_component(test_name ${filename} NAME_WE)
add_executable("${test_name}" ${filename})
SET(libvoxec_IF_USED "")
if ("${test_name}" MATCHES "parser")
SET(libvoxec_IF_USED libvoxec)
endif()
target_link_libraries("${test_name}" gtest_main libvoxel ${libvoxec_IF_USED} ${IFC_LIBRARIES} ${ICU_LIBRARIES} ${Boost_LIBRARIES} ${OCC_LIBRARIES} ${LIB_RT} ${dl} ${CMAKE_THREAD_LIBS_INIT})
add_test(NAME "${test_name}" COMMAND "${test_name}")
endforeach()
endif()
add_executable(voxec_exe voxec_main.cpp progress.h)
if(MSVC)
target_link_options(voxec_exe PRIVATE "/NOIMPLIB")
endif()
target_link_libraries(voxec_exe libvoxec)
set_property(TARGET voxec_exe PROPERTY OUTPUT_NAME voxec)
install(TARGETS voxec_exe libvoxel libvoxec
RUNTIME DESTINATION ${CMAKE_INSTALL_PREFIX}/bin
LIBRARY DESTINATION ${CMAKE_INSTALL_PREFIX}/lib
ARCHIVE DESTINATION ${CMAKE_INSTALL_PREFIX}/lib)
install(FILES ${LIBVOXELIZER_HEADER_FILES} ${LIBVOXEC_HEADER_FILES} DESTINATION ${CMAKE_INSTALL_PREFIX}/include/voxel)