解读windows下的cmakelist文件

蔚落 2023-01-09 01:14 138阅读 0赞

#项目名称
    project(example)
    #最低的cmake版本
    cmake_minimum_required(VERSION 2.8)
    #执行Shell命令，抑制message警告
    #execute_process(COMMAND ${CMAKE_COMMAND} "-Wno-dev")
    
    #判断平台，设置生成动态库和静态库
    #如果是windows平台
    if (WIN32)
    	#用来控制cmake是否可以生成动态so，默认情况下BUILD_SHARED_LIBS变量打开状态为on
        set(BUILD_SHARED_LIBS "On")
    #如果是UNIX平台
    else(UNIX)
    	#编译生成cmake动态库
        set(BUILD_SHARED_LIBS "On")
    	#在编译选项中加入C++11支持
        set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -std=c++11")
    endif()
    
    #设置编译发布版本选项，发布新的版本需要开启此语句
    #add_definitions(-DRELEASE_ON)
    
    #设置调试库的后缀 这个就是定义各个版本对应的后缀，例如d，debug版本后缀，当然你想定义为其他
    SET(CMAKE_DEBUG_POSTFIX "d" CACHE STRING "add a postfix, usually d on windows")
    SET(CMAKE_RELEASE_POSTFIX "" CACHE STRING "add a postfix, usually empty on windows")
    SET(CMAKE_RELWITHDEBINFO_POSTFIX "rd" CACHE STRING "add a postfix, usually empty on windows")
    SET(CMAKE_MINSIZEREL_POSTFIX "s" CACHE STRING "add a postfix, usually empty on windows")
    #未设置编译类型的时候
    IF(NOT CMAKE_BUILD_TYPE)
    	#设置为Release版本
        SET(CMAKE_BUILD_TYPE Release CACHE STRING "Choose the type of build, options are: None Debug Release RelWithDebInfo MinSizeRel." FORCE)
    ENDIF(NOT CMAKE_BUILD_TYPE)
    
    #设置库和可执行文件的输出文件
    #设置可执行文件的输出目录
    set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${
        CMAKE_BINARY_DIR}/bin)
    set(CMAKE_LIBRARY_OUTPUT_DIRECTORY ${
        CMAKE_BINARY_DIR}/lib)
    set(CMAKE_ARCHIVE_OUTPUT_DIRECTORY ${
        CMAKE_BINARY_DIR}/lib)
    
    #这时候你就可以通过 INCLUDE 指令来调用自己的模块了
    set(CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/CMakeModules;${CMAKE_MODULE_PATH}")
    
    include(OsgEarthMacroUtils)
    include(find_hg_bullet)
    include(find_hg_cuda9)
    #判断平台
    IF(WIN32 AND NOT ANDROID)
    	SET(LOG4_CPP_DIR ${
        3RD_PARTY_DIR})
    	SET(3RD_PARTY_DIR "" CACHE PATH "Set to base lib install path")
    	SET(OSG_DIR "" CACHE PATH "Set to base OpenSceneGraph install path")
    	SET(OSGEARTH_DIR "" CACHE PATH "Set to OSGEARTH   install path")
    
    	set(SILVERLINING_DIR ${
        3RD_PARTY_DIR})
    	
    	include(find_hg_osgEarth)
    	include(find_hg_log4cpp)
    	include(find_hg_sgp4)
    	include(find_hg_sofa)
    	include(find_hg_bullet)
    	include(find_hg_cuda9)
    	#是用来提供找头文件路径的
    		include_directories("${SOFA_DIR}/include")
    		include_directories("${SGP4_DIR}/include")
            include_directories("${3RD_PARTY_DIR}/include")
            include_directories("${OSG_INCLUDE_DIR}")
            include_directories("${OSGEARTH_INCLUDE_DIR}")
    		include_directories("${BULLET_INCLUDE_DIR}")
    		include_directories("${CUDA_INCLUDE_DIR}")
    	#指定要链接的库文件的路径
            link_directories("${3RD_PARTY_DIR}/lib")
            link_directories("${OSG_DIR}/lib")
            link_directories("${OSGEARTH_DIR}/lib")
    		link_directories("${BULLET_DIR}/lib")
    		link_directories("${CUDA_DIR}/lib")
    ENDIF()
    
    FIND_PACKAGE(OpenGL)
    FIND_PACKAGE(CUDA)
    
    IF(WIN32 AND NOT ANDROID)
            INCLUDE(Find3rdPartyDependencies)
            IF(NOT JPEG_FOUND)
    				#打印错误信息
                    MESSAGE(SEND_ERROR JPEG_NOT_FOUND)
            ENDIF(NOT JPEG_FOUND)
            IF(NOT PNG_FOUND)
                    MESSAGE(SEND_ERROR PNG_NOT_FOUND)
            ENDIF(NOT PNG_FOUND)
            IF(NOT CURL_FOUND)
                    MESSAGE(SEND_ERROR CURL_NOT_FOUND)
            ENDIF(NOT CURL_FOUND)
            IF(NOT ZLIB_FOUND)
                    MESSAGE(SEND_ERROR ZLIB_NOT_FOUND)
            ENDIF(NOT ZLIB_FOUND)
    ELSE()
            FIND_PACKAGE(JPEG)
            FIND_PACKAGE(PNG)
            FIND_PACKAGE(CURL)
            FIND_PACKAGE(ZLIB)
    ENDIF()
    #查找库
    find_package(OpenSceneGraph 3.2.1 REQUIRED
            osg
            osgGA
            osgDB
            osgViewer
            osgUtil
            osgText
            osgQt
    		osgWidget
            osgVolume
            osgTerrain
            osgSim
            osgFX
            osgAnimation
            osgManipulator
            osgParticle)
    		
    find_package(OPENCL 9.0.0 REQUIRED
            OpenCL)
    		
    if (WIN32)
        if (OPENSCENEGRAPH_FOUND)
            include_directories(${
        OPENSCENEGRAPH_INCLUDE_DIRS})
        endif()
    endif()
    
    if (WIN32)
        if (OSGEARTH_FOUND)
            include_directories(${
        OSGEARTH_INCLUDE_DIR})
        endif()
    endif()
    
    #CMake脚本接收option
    # option to install shaders:
    OPTION(OSGEARTH_INSTALL_SHADERS "Whether to deploy GLSL shaders when doing a Make INSTALL" OFF)
    
    #查找Qt
    FIND_PACKAGE(Qt5Core)
    FIND_PACKAGE(Qt5Widgets)
    FIND_PACKAGE(Qt5Gui)
    FIND_PACKAGE(Qt5OpenGL)
    FIND_PACKAGE(Qt5Network)
    FIND_PACKAGE(Qt5Test)
    
    IF ( Qt5Core_FOUND AND Qt5Widgets_FOUND AND Qt5Gui_FOUND AND Qt5OpenGL_FOUND AND Qt5Network_FOUND AND Qt5Test_FOUND)
        SET(QT_INCLUDES ${
        Qt5Widgets_INCLUDE_DIRS} ${
        Qt5OpenGL_INCLUDE_DIRS} ${
        Qt5Network_INCLUDE_DIRS} ${
        Qt5Test_INCLUDE_DIRS})
            include_directories(${
        QT_INCLUDES})
    ELSE()
        FIND_PACKAGE(Qt4 REQUIRED QtCore QtGui QtOpenGL QtNetwork QtTest QtXml)
        IF (QT4_FOUND)
            add_definitions(-D__QT4_USE_UNICODE)
                    add_definitions(-DQT4_VERSION)
            INCLUDE(${
        QT_USE_FILE})
                    SET(QT_INCLUDES ${
        QT_INCLUDES} ${
        QT_INCLUDE_DIR} ${
        QT_QTCORE_INCLUDE_DIR} ${
        QT_QTGUI_INCLUDE_DIR}${
        QT_QTOPENGL_INCLUDE_DIR}${
        QT_QTNETWORK_INCLUDE_DIR} ${
        QT_QTTEST4_INCLUDE_DIR})
            SET(QT_ALL_LIBRARIES ${
        QT_LIBRARIES} ${
        QT_QTCORE_LIBRARY} ${
        QT_QTWEBKIT_LIBRARY} ${
        QT_QTNETWORK_LIBRARY} ${
        QT_QTXML_LIBRARY} ${
        QT_QTOPENGL_LIBRARY}  ${
        QT_QTTEST4_LIBRARY})
        ENDIF (QT4_FOUND)
    ENDIF ()
    
    if(UNIX)
            find_library(log4Cpp_DEBUG_LIBRARIES liblog4cpp.so ENV log4Cpp_LIBRARY_DIR)
            find_library(log4Cpp_RELEASE_LIBRARIES liblog4cpp.so ENV log4Cpp_LIBRARY_DIR)
    
            find_library(osgEarth_RELEASE_LIBRARIES libosgEarth.so ENV osgEarth_LIBRARY_DIR)
            find_library(osgEarth_DEBUG_LIBRARIES libosgEarthd.so ENV osgEarth_LIBRARY_DIR)
    
            find_library(osgEarthUtil_RELEASE_LIBRARIES libosgEarthUtil.so ENV osgEarth_LIBRARY_DIR)
            find_library(osgEarthUtil_DEBUG_LIBRARIES libosgEarthUtild.so ENV osgEarth_LIBRARY_DIR)
    
        find_library(osgEarthAnnotation_DEBUG_LIBRARIES libosgEarthAnnotationd.so ENV osgEarthAnnotation_DEBUG_LIBRARIES)
        find_library(osgEarthAnnotation_RELEASE_LIBRARIES libosgEarthAnnotation.so ENV osgEarthAnnotation_RELEASE_LIBRARIES)
    
        find_library(osgEarthSymbology_DEBUG_LIBRARIES libosgEarthSymbologyd.so ENV osgEarthSymbology_DEBUG_LIBRARIES)
        find_library(osgEarthSymbology_RELEASE_LIBRARIES libosgEarthSymbology.so ENV osgEarthSymbology_RELEASE_LIBRARIES)
    
        find_library(osgEarthFeatures_DEBUG_LIBRARIES libosgEarthFeaturesd.so ENV osgEarthSymbology_DEBUG_LIBRARIES)
        find_library(osgEarthFeatures_RELEASE_LIBRARIES libosgEarthFeatures.so ENV osgEarthSymbology_RELEASE_LIBRARIES)
    
    endif()
    
    #添加子项目
    add_subdirectory(src)
    add_subdirectory(examples)