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cmake_minimum_required (VERSION 2.6)
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include (CheckFunctionExists)
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include (CheckCXXSourceCompiles)
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include (CPack)
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project(SimGear)
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set(SIMGEAR_VERSION "2.2.0")
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#packaging
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SET(CPACK_RESOURCE_FILE_LICENSE "${PROJECT_SOURCE_DIR}/COPYING")
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SET(CPACK_RESOURCE_FILE_README "${PROJECT_SOURCE_DIR}/README")
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# We have some custom .cmake scripts not in the official distribution.
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set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}")
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option(SIMGEAR_SHARED "Set to ON to build SimGear as a shared library/framework" OFF)
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option(SIMGEAR_HEADLESS "Set to ON to build SimGear with GUI/graphics support" OFF)
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option(JPEG_FACTORY "Enable JPEG-factory support" OFF)
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option(MSVC_3RDPARTY_DIR "Location where the third-party dependencies are extracted" NOT_FOUND)
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if (MSVC_3RDPARTY_DIR)
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message(STATUS "3rdparty files located in ${MSVC_3RDPARTY_DIR}")
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set (CMAKE_LIBRARY_PATH ${MSVC_3RDPARTY_DIR}/3rdParty/lib)
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set (CMAKE_INCLUDE_PATH ${MSVC_3RDPARTY_DIR}/3rdParty/include)
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set (BOOST_ROOT ${MSVC_3RDPARTY_DIR}/boost_1_44_0)
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set (OPENAL_INCLUDE_DIR ${MSVC_3RDPARTY_DIR}/3rdParty/include)
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set (OPENAL_LIBRARY_DIR ${MSVC_3RDPARTY_DIR}/3rdParty/lib)
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set (OSGDIR ${MSVC_3RDPARTY_DIR}/install/msvc90/OpenScenegraph)
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endif (MSVC_3RDPARTY_DIR)
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find_package(Boost REQUIRED)
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find_package(ZLIB REQUIRED)
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find_package(Threads REQUIRED)
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if (${SIMGEAR_HEADLESS})
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message(STATUS "headlesss mode")
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set(NO_OPENSCENEGRAPH_INTERFACE 1)
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else()
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find_package(OpenGL REQUIRED)
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find_package(OpenAL REQUIRED)
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find_package(ALUT REQUIRED)
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find_package(OpenSceneGraph 2.8.2 REQUIRED osgText osgSim osgDB osgParticle osgUtil)
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endif()
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if(JPEG_FACTORY)
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message(STATUS "JPEG-factory enabled")
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find_package(JPEG REQUIRED)
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include_directories(${JPEG_INCLUDE_DIR})
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endif()
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find_path (HAVE_SYS_TIME_H sys/time.h )
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find_path (HAVE_SYS_TIMEB_H sys/timeb.h )
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find_path (HAVE_UNISTD_H unistd.h )
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find_path (HAVE_WINDOWS_H windows.h)
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check_function_exists(gettimeofday HAVE_GETTIMEOFDAY)
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check_function_exists(ftime HAVE_FTIME)
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check_function_exists(timegm HAVE_TIMEGM)
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check_function_exists(rint HAVE_RINT)
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# isnan might not be real symbol, so can't check using function_exists
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check_cxx_source_compiles(
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"#include <cmath>
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void f() { isnan(0.0);} "
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HAVE_ISNAN)
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if(CMAKE_COMPILER_IS_GNUCXX)
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set(WARNING_FLAGS -Wall)
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endif(CMAKE_COMPILER_IS_GNUCXX)
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if(WIN32)
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if(MSVC)
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# turn off various warnings
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# foreach(warning 4244 4251 4267 4275 4290 4786 4305 4996)
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# SET(WARNING_FLAGS "${WARNING_FLAGS} /wd${warning}")
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# endforeach(warning)
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set(MSVC_FLAGS "-DWIN32 -DNOMINMAX -D_USE_MATH_DEFINES -D_CRT_SECURE_NO_WARNINGS -D__CRT_NONSTDC_NO_WARNINGS")
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endif(MSVC)
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# assumed on Windows
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set(HAVE_GETLOCALTIME 1)
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endif(WIN32)
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set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS}")
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set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} ${WARNING_FLAGS} ${MSVC_FLAGS}")
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include_directories(${PROJECT_SOURCE_DIR})
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include_directories(${PROJECT_BINARY_DIR}/simgear)
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include_directories(${OPENSCENEGRAPH_INCLUDE_DIRS}
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${Boost_INCLUDE_DIRS} ${ZLIB_INCLUDE_DIR}
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${ALUT_INCLUDE_DIR} ${OPENAL_INCLUDE_DIR} )
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add_definitions(-DHAVE_CONFIG_H)
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# configure a header file to pass some of the CMake settings
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# to the source code
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configure_file (
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"${PROJECT_SOURCE_DIR}/simgear/simgear_config_cmake.h.in"
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"${PROJECT_BINARY_DIR}/simgear/simgear_config.h"
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)
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install (FILES ${PROJECT_BINARY_DIR}/simgear/simgear_config.h DESTINATION include/simgear/)
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add_subdirectory(simgear)
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