cmake_minimum_required(VERSION 3.26)

set(PROJECT_N LearnOpengl)
project(${PROJECT_N})

set(CMAKE_CXX_STANDARD 20)
set(CMAKE_CXX_STANDARD_REQUIRED ON)


IF(UNIX)
    MESSAGE(STATUS "UNIX")
    find_package(PkgConfig REQUIRED)
    pkg_check_modules(LIBAV REQUIRED IMPORTED_TARGET
        libavdevice
        libavfilter
        libavformat
        libswresample
        libswscale
        libavutil
    )
    add_executable(${PROJECT_N} main.cpp)
    target_link_libraries(${PROJECT_N}
        PkgConfig::LIBAV
    )
ELSE(WIN32)
    MESSAGE(STATUS "WIN32")
    set(CMAKE_PREFIX_PATH D:/document/lib/)
    set(THIRD_LIB_DIR D:/document/lib/)
    #glad
    include_directories(${THIRD_LIB_DIR}/glad/glad3.3/include)
    set(GLAD_SRCS ${THIRD_LIB_DIR}/glad/glad3.3/src/glad.c)
    #glfw
    include_directories(${THIRD_LIB_DIR}/glfw/glfw-3.3.8.bin.WIN64/glfw-3.3.8.bin.WIN64/include)
    link_directories(${THIRD_LIB_DIR}/glfw/glfw-3.3.8.bin.WIN64/glfw-3.3.8.bin.WIN64/lib-vc2022)
    set(Glfw_LIBS
            glfw3.lib
    )
    #opengl
    set(Opengl_LIBS
            opengl32.lib
    )
    #link
    add_executable(${PROJECT_N}
            main.cpp
            ${GLAD_SRCS}
    )
    target_link_libraries(${PROJECT_N}
            ${Glfw_LIBS}
            ${Opengl_LIBS}
    )
endif ()