Modern CMake Example
Because there is a lack of example online using Modern CMake and targets, I made the following gist public to support glad, SDL2 and imgui:
`
This file contains hidden or bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| # Directory Structure | |
| ####### | |
| # build/ | |
| # ... | |
| # extern/ | |
| # glad/ | |
| # ... | |
| # imgui/ | |
| # ... | |
| # src/ | |
| # *.cpp | |
| # *.h | |
| cmake_minimum_required(VERSION 3.11) | |
| message(${CMAKE_CURRENT_SOURCE_DIR}) | |
| project(NAME VERSION 1.0.0 DESCRIPTION "" LANGUAGES C CXX) | |
| set(PROJECT_NAME NAME) | |
| set(CMAKE_CXX_STANDARD 11) | |
| set(CMAKE_CXX_EXTENSIONS OFF) | |
| set(CMAKE_CXX_STANDARD_REQUIRED ON) | |
| set(CMAKE_RUNTIME_OUTPUT_DIRECTORY $<1:${CMAKE_CURRENT_BINARY_DIR}>) | |
| # ============================================================================ | |
| # PACKAGE INSTALLATION | |
| # ============================================================================ | |
| ## GLAD | |
| ######### | |
| set(GLAD_PATH ${CMAKE_SOURCE_DIR}/extern/glad) | |
| add_library(glad STATIC | |
| ${GLAD_PATH}/src/glad.c | |
| ${GLAD_PATH}/include/glad/glad.h | |
| ) | |
| target_include_directories(glad | |
| PUBLIC | |
| ${GLAD_PATH}/include/ | |
| ) | |
| ## SDL2 | |
| ########## | |
| find_package(SDL2 REQUIRED) | |
| include_directories(${SDL2_INCLUDE_DIRS}) | |
| # ## IMGUI | |
| # ########## | |
| set(IMGUI_PATH ${CMAKE_SOURCE_DIR}/extern/imgui) | |
| # im-core | |
| add_library(im-core | |
| ${IMGUI_PATH}/imgui.cpp | |
| ${IMGUI_PATH}/imgui_demo.cpp | |
| ${IMGUI_PATH}/imgui_draw.cpp | |
| ${IMGUI_PATH}/imgui_widgets.cpp | |
| ${IMGUI_PATH}/imgui_tables.cpp | |
| ${IMGUI_PATH}/imgui.h | |
| ${IMGUI_PATH}/imgui_internal.h | |
| ) | |
| target_include_directories(im-core | |
| PUBLIC | |
| $<BUILD_INTERFACE:${IMGUI_PATH}> | |
| $<INSTALL_INTERFACE:imgui.h> | |
| $<INSTALL_INTERFACE:imgui_internal.h> | |
| ) | |
| # im-sdl2 | |
| add_library(im-sdl2 | |
| ${IMGUI_PATH}/backends/imgui_impl_sdl2.cpp | |
| ${IMGUI_PATH}/backends/imgui_impl_sdl2.h | |
| ) | |
| target_include_directories(im-sdl2 | |
| PUBLIC | |
| $<BUILD_INTERFACE:${IMGUI_PATH}/backends> | |
| $<INSTALL_INTERFACE:imgui_impl_sdl2.h> | |
| ) | |
| target_link_libraries(im-sdl2 | |
| im-core | |
| SDL2::SDL2 | |
| ) | |
| # im-opengl | |
| add_library(im-opengl3 | |
| ${IMGUI_PATH}/backends/imgui_impl_opengl3.cpp | |
| ${IMGUI_PATH}/backends/imgui_impl_opengl3.h | |
| ) | |
| target_include_directories(im-opengl3 | |
| PUBLIC | |
| $<BUILD_INTERFACE:${IMGUI_PATH}/backends> | |
| $<INSTALL_INTERFACE:imgui_impl_opengl3.h> | |
| ) | |
| target_link_libraries(im-opengl3 | |
| glad | |
| im-core | |
| ) | |
| # ============================================================================ | |
| # SRC | |
| # ============================================================================ | |
| add_executable(${PROJECT_NAME} src/main.cpp) | |
| target_sources(${PROJECT_NAME} | |
| PUBLIC | |
| ${CMAKE_CURRENT_LIST_DIR}/src/main.cpp | |
| # Add more of your source file here | |
| ) | |
| target_include_directories(${PROJECT_NAME} | |
| PRIVATE ${CMAKE_CURRENT_LIST_DIR}/src) | |
| target_link_libraries(${PROJECT_NAME} | |
| glad | |
| im-core | |
| im-sdl2 | |
| im-opengl3 | |
| SDL2::SDL2 | |
| ) |