CMake学习-0

# CMakeList.txt: Sample01 的 CMake 项目，在此处包括源代码并定义
# 项目特定的逻辑。
#
cmake_minimum_required (VERSION 3.8)

# 如果支持，请为 MSVC 编译器启用热重载。
if (POLICY CMP0141)
  cmake_policy(SET CMP0141 NEW)
  set(CMAKE_MSVC_DEBUG_INFORMATION_FORMAT "$<IF:$<AND:$<C_COMPILER_ID:MSVC>,$<CXX_COMPILER_ID:MSVC>>,$<$<CONFIG:Debug,RelWithDebInfo>:EditAndContinue>,$<$<CONFIG:Debug,RelWithDebInfo>:ProgramDatabase>>")
endif()
project ("Sample01")
set(GLFW_DIR "C:/glfw-3.4/glfw-3.4")
set(GLEW_DIR "C:/glew-2.1.0-win32/glew-2.1.0")
# 指定要引用的dll的头文件所在路径
include_directories(${GLFW_DIR}/include)
include_directories(${GLEW_DIR}/include)

# 将源代码添加到此项目的可执行文件。
add_executable (Sample01 "Sample01.cpp" "Sample01.h")

# 获取当前二进制目录到RUNTIME_OUTPUT_DIRECTORY这个变量处，也可以讲 ${CMAKE_BINARY_DIR}替换为"/path/to/your/directory"
set_target_properties(Sample01 PROPERTIES
                      RUNTIME_OUTPUT_DIRECTORY ${CMAKE_BINARY_DIR})
# 找到OpenGL库
find_package(OpenGL REQUIRED)
# 链接OpenGL库
if(OPENGL_FOUND)
    target_link_libraries(Sample01 ${OPENGL_gl_LIBRARY})
endif()
# 获取运行时Directory
get_target_property(TARGET_DIR Sample01 RUNTIME_OUTPUT_DIRECTORY)
# 添加预处理命令
add_definitions(-DGLEW_STATIC)
# 拷贝lib到运行时DirectoryExe同级目录
add_custom_command(TARGET Sample01 POST_BUILD
                   COMMAND ${CMAKE_COMMAND} -E copy_if_different
                   ${GLFW_DIR}/bin/Release/glfw3.lib
                   ${TARGET_DIR})

# 拷贝lib到运行时DirectoryExe同级目录
file(COPY ${GLEW_DIR}/lib/Release/x64/glew32s.lib DESTINATION ${TARGET_DIR})
# 这里需要链接库
target_link_libraries(Sample01 glfw3.lib)
target_link_libraries(Sample01 glew32s.lib)
if (CMAKE_VERSION VERSION_GREATER 3.12)
  set_property(TARGET Sample01 PROPERTY CXX_STANDARD 20)
endif()

# TODO: 如有需要，请添加测试并安装目标。