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jiapei100jiapei100
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Add simple CMake support for imgui
1 parent ec2c805 commit f75ce42

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7 files changed

+287
-12
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7 files changed

+287
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‎CMakeLists.txt

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cmake_minimum_required(VERSION 3.13) # CMake version check
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project(imgui) # Create project "imgui"
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set(CMAKE_CXX_STANDARD 14) # Enable c++14 standard
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# You may have to manually set CMAKE_C_COMPILER and CMAKE_CXX_COMPILER respectively to clang
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# set(CMAKE_C_COMPILER "/usr/local/bin/clang")
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# set(CMAKE_CXX_COMPILER "/usr/local/bin/clang++")
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# Add all .cpp files of project root directory as source file
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set(SOURCE_FILES imgui.cpp imgui_draw.cpp imgui_demo.cpp imgui_tables.cpp imgui_widgets.cpp) # Add all .cpp files of project root directory as source files
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option(BUILD_SHARED_LIBS "Build using shared libraries" ON)
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# Add library target with source files listed in SOURCE_FILES variable
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add_library(imgui ${SOURCE_FILES})
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option(BUILD_BACKEND_ALLEGRO5 "Build backend allegro5" OFF)
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option(BUILD_BACKEND_ANDROID "Build backend android" OFF)
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option(BUILD_BACKEND_DX_9 "Build backend directX 9" OFF)
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option(BUILD_BACKEND_DX_10 "Build backend directX 10" OFF)
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option(BUILD_BACKEND_DX_11 "Build backend directX 11" OFF)
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option(BUILD_BACKEND_DX_12 "Build backend directX 12" OFF)
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option(BUILD_BACKEND_GLFW "Build backend GLFW" ON)
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option(BUILD_BACKEND_GLUT "Build backend GLUT" ON)
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option(BUILD_BACKEND_METAL "Build backend METAL" OFF)
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option(BUILD_BACKEND_OPENGL_2 "Build backend OPENGL 2" OFF)
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option(BUILD_BACKEND_OPENGL_3 "Build backend OPENGL 3" OFF)
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option(BUILD_BACKEND_OSX "Build backend OSX / Cocoa" OFF)
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option(BUILD_BACKEND_SDL "Build backend SDL" OFF)
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option(BUILD_BACKEND_VULKAN "Build backend VULKAN" ON)
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option(BUILD_BACKEND_WEBGPU "Build backend WEBGPU" OFF)
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option(BUILD_BACKEND_WIN32 "Build backend WIN32" OFF)
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include_directories(./)
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# Add library target with source files listed under backends folder
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if(${BUILD_BACKEND_ALLEGRO5})
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set(BACKEND_FILE ./backends/imgui_impl_allegro5.cpp)
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add_library(imgui_backend_allegro5 ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_ANDROID})
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set(BACKEND_FILE ./backends/imgui_impl_android.cpp)
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add_library(imgui_backend_android ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_DX_9})
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set(BACKEND_FILE ./backends/imgui_impl_dx9.cpp)
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add_library(imgui_backend_dx9 ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_DX_10})
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set(BACKEND_FILE ./backends/imgui_impl_dx10.cpp)
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add_library(imgui_backend_dx10 ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_DX_11})
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set(BACKEND_FILE ./backends/imgui_impl_dx11.cpp)
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add_library(imgui_backend_dx11 ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_DX_12})
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set(BACKEND_FILE ./backends/imgui_impl_dx12.cpp)
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add_library(imgui_backend_dx12 ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_GLFW})
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set(BACKEND_FILE ./backends/imgui_impl_glfw.cpp)
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add_library(imgui_backend_glfw ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_GLUT})
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set(BACKEND_FILE ./backends/imgui_impl_glut.cpp)
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add_library(imgui_backend_glut ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_METAL})
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set(BACKEND_FILE ./backends/imgui_impl_metal.mm)
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add_library(imgui_backend_metal ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_OPENGL_2})
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set(BACKEND_FILE ./backends/imgui_impl_opengl2.cpp)
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add_library(imgui_backend_opengl2 ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_OPENGL_3})
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set(BACKEND_FILE ./backends/imgui_impl_opengl3.cpp)
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add_library(imgui_backend_opengl3 ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_OSX})
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set(BACKEND_FILE ./backends/imgui_impl_osx.mm)
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add_library(imgui_backend_osx ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_SDL})
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set(BACKEND_FILE ./backends/imgui_impl_sdl.cpp ./backends/imgui_impl_sdlrenderer.cpp)
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add_library(imgui_backend_sdl ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_VULKAN})
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set(BACKEND_FILE ./backends/imgui_impl_vulkan.cpp)
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add_library(imgui_backend_vulkan ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_WEBGPU})
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set(BACKEND_FILE ./backends/imgui_impl_wgpu.cpp)
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add_library(imgui_backend_wgpu ${BACKEND_FILE})
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endif()
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if(${BUILD_BACKEND_WIN32})
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set(BACKEND_FILE ./backends/imgui_impl_win32.cpp)
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add_library(imgui_backend_win32 ${BACKEND_FILE})
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endif()
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option(BUILD_EXAMPLE_ALLEGRO5 "Build example allegro5" OFF)
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option(BUILD_EXAMPLE_ANDROID_OPENGL3 "Build example android opengl 3" OFF)
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option(BUILD_EXAMPLE_APPLE_METAL "Build example apple metal 9" OFF)
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option(BUILD_EXAMPLE_APPLE_OPENGL2 "Build example apple opengl 2" OFF)
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option(BUILD_EXAMPLE_EMSCRIPTEN_OPENGL3 "Build example emscripten opengl 3" OFF)
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option(BUILD_EXAMPLE_EMSCRIPTEN_WGPU "Build example emscripten wgpu" OFF)
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option(BUILD_EXAMPLE_GLFW_METAL "Build example glfw metal" OFF)
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option(BUILD_EXAMPLE_GLFW_OPENGL2 "Build example glfw opengl 2" OFF)
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option(BUILD_EXAMPLE_GLFW_OPENGL3 "Build example glfw opengl 3" OFF)
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option(BUILD_EXAMPLE_GLFW_VULKAN "Build example glfw vulkan" OFF)
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option(BUILD_EXAMPLE_GLUT_OPENGL2 "Build example glut opengl 2" OFF)
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option(BUILD_EXAMPLE_NULL "Build example null" OFF)
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option(BUILD_EXAMPLE_SDL_DIRECTX11 "Build example SDL directx 11" OFF)
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option(BUILD_EXAMPLE_SDL_METAL "Build example SDL metal" OFF)
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option(BUILD_EXAMPLE_SDL_OPENGL2 "Build example SDL opengl 2" OFF)
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option(BUILD_EXAMPLE_SDL_OPENGL3 "Build example SDL opengl 3" OFF)
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option(BUILD_EXAMPLE_SDL_SDLRENDERER "Build example SDL SDLRenderer" OFF)
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option(BUILD_EXAMPLE_SDL_VULKAN "Build example SDL vulkan" OFF)
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option(BUILD_EXAMPLE_WIN32_DIRECTX9 "Build example win32 directx 9" OFF)
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option(BUILD_EXAMPLE_WIN32_DIRECTX10 "Build example win32 directx 10" OFF)
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option(BUILD_EXAMPLE_WIN32_DIRECTX11 "Build example win32 directx 11" OFF)
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option(BUILD_EXAMPLE_WIN32_DIRECTX12 "Build example win32 directx 12" OFF)
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# find_package(allegro CONFIG REQUIRED) # for CMake packages
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find_package(PkgConfig REQUIRED) # For .pc packages
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include_directories(./backends)
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if(${BUILD_EXAMPLE_ALLEGRO5})
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pkg_check_modules(ALLEGRO5 REQUIRED allegro-5 allegro_primitives-5)
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set(EXAMPLE_MAIN_FILE ./examples/example_allegro5/main.cpp)
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add_executable(example_allegro5 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_allegro5 imgui imgui_backend_allegro5 ${ALLEGRO5_LIBRARIES})
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endif()
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if(${BUILD_EXAMPLE_ANDROID_OPENGL3})
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pkg_check_modules(OPENGL3 REQUIRED opengl)
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set(EXAMPLE_MAIN_FILE ./examples/example_android_opengl3/main.cpp)
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add_executable(example_android_opengl3 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_android_opengl3 imgui imgui_backend_android imgui_backend_opengl3 OpenGL)
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endif()
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if(${BUILD_EXAMPLE_APPLE_METAL})
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pkg_check_modules(METAL REQUIRED metal)
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set(EXAMPLE_MAIN_FILE ./examples/example_apple_metal/main.mm)
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add_executable(example_apple_metal ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_apple_metal imgui imgui_backend_osx imgui_backend_metal)
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endif()
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if(${BUILD_EXAMPLE_APPLE_OPENGL2})
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pkg_check_modules(OPENGL2 REQUIRED opengl)
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set(EXAMPLE_MAIN_FILE ./examples/example_apple_opengl2/main.mm)
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add_executable(example_apple_opengl2 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_apple_opengl2 imgui imgui_backend_osx imgui_backend_opengl2)
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endif()
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if(${BUILD_EXAMPLE_EMSCRIPTEN_OPENGL3})
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pkg_check_modules(OPENGL3 REQUIRED opengl)
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set(EXAMPLE_MAIN_FILE ./examples/example_emscripten_opengl3/main.cpp)
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add_executable(example_emscripten_opengl3 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_emscripten_opengl3 imgui imgui_backend_opengl3)
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endif()
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if(${BUILD_EXAMPLE_EMSCRIPTEN_WGPU})
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pkg_check_modules(WEBGPU REQUIRED webgpu)
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set(EXAMPLE_MAIN_FILE ./examples/example_emscripten_wgpu/main.cpp)
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add_executable(example_emscripten_wgpu ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_emscripten_wgpu imgui imgui_backend_wgpu)
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endif()
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if(${BUILD_EXAMPLE_GLFW_METAL})
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pkg_check_modules(GLFW REQUIRED glfw3)
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pkg_check_modules(METAL REQUIRED metal)
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set(EXAMPLE_MAIN_FILE ./examples/example_glfw_metal/main.mm)
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add_executable(example_glfw_metal ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_glfw_metal imgui imgui_backend_glfw imgui_backend_metal glfw)
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endif()
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if(${BUILD_EXAMPLE_GLFW_OPENGL2})
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pkg_check_modules(GLFW REQUIRED glfw3)
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pkg_check_modules(OPENGL2 REQUIRED opengl)
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set(EXAMPLE_MAIN_FILE ./examples/example_glfw_opengl2/main.cpp)
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add_executable(example_glfw_opengl2 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_glfw_opengl2 imgui imgui_backend_glfw imgui_backend_opengl2 glfw OpenGL)
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endif()
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if(${BUILD_EXAMPLE_GLFW_OPENGL3})
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pkg_check_modules(GLFW REQUIRED glfw3)
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pkg_check_modules(OPENGL3 REQUIRED opengl)
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set(EXAMPLE_MAIN_FILE ./examples/example_glfw_opengl3/main.cpp)
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add_executable(example_glfw_opengl3 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_glfw_opengl3 imgui imgui_backend_glfw imgui_backend_opengl3 glfw OpenGL)
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endif()
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if(${BUILD_EXAMPLE_GLFW_VULKAN})
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pkg_check_modules(GLFW REQUIRED glfw3)
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pkg_check_modules(VULKAN REQUIRED vulkan)
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set(EXAMPLE_MAIN_FILE ./examples/example_glfw_vulkan/main.cpp)
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add_executable(example_glfw_vulkan ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_glfw_vulkan imgui imgui_backend_glfw imgui_backend_vulkan glfw vulkan)
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endif()
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if(${BUILD_EXAMPLE_GLUT_OPENGL2})
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pkg_check_modules(GLUT REQUIRED glut)
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pkg_check_modules(OPENGL2 REQUIRED opengl)
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set(EXAMPLE_MAIN_FILE ./examples/example_glut_opengl2/main.cpp)
202+
add_executable(example_glut_opengl2 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_glut_opengl2 imgui imgui_backend_glut imgui_backend_opengl2 glut OpenGL)
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endif()
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if(${BUILD_EXAMPLE_NULL})
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set(EXAMPLE_MAIN_FILE ./examples/example_null/main.cpp)
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add_executable(example_null ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_null imgui)
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endif()
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if(${BUILD_EXAMPLE_SDL_DIRECTX11})
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pkg_check_modules(SDL2 REQUIRED sdl2)
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pkg_check_modules(DX11 REQUIRED dx11)
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set(EXAMPLE_MAIN_FILE ./examples/example_sdl_directx11/main.cpp)
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add_executable(example_sdl_directx11 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_sdl_directx11 imgui imgui_backend_sdl imgui_backend_dx11 ${SDL2_LIBRARIES} ${DX11_LIBRARIES})
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endif()
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if(${BUILD_EXAMPLE_SDL_METAL})
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pkg_check_modules(SDL2 REQUIRED sdl2)
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set(EXAMPLE_MAIN_FILE ./examples/example_sdl_metal/main.cpp)
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add_executable(example_sdl_metal ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_sdl_metal imgui imgui_backend_sdl imgui_backend_metal ${SDL2_LIBRARIES} )
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endif()
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if(${BUILD_EXAMPLE_SDL_OPENGL2})
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pkg_check_modules(SDL2 REQUIRED sdl2)
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pkg_check_modules(OPENGL2 REQUIRED opengl)
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set(EXAMPLE_MAIN_FILE ./examples/example_sdl_opengl2/main.cpp)
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add_executable(example_sdl_opengl2 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_sdl_opengl2 imgui imgui_backend_sdl imgui_backend_opengl2 ${SDL2_LIBRARIES} ${OPENGL2_LIBRARIES})
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endif()
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if(${BUILD_EXAMPLE_SDL_OPENGL3})
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pkg_check_modules(SDL2 REQUIRED sdl2)
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pkg_check_modules(OPENGL3 REQUIRED opengl)
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set(EXAMPLE_MAIN_FILE ./examples/example_sdl_opengl3/main.cpp)
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add_executable(example_sdl_opengl3 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_sdl_opengl3 imgui imgui_backend_sdl imgui_backend_opengl3 ${SDL2_LIBRARIES} ${OPENGL3_LIBRARIES})
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endif()
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if(${BUILD_EXAMPLE_SDL_SDLRENDERER})
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pkg_check_modules(SDL2 REQUIRED sdl2)
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set(EXAMPLE_MAIN_FILE ./examples/example_sdl_sdlrenderer/main.cpp)
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add_executable(example_sdl_sdlrenderer ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_sdl_sdlrenderer imgui imgui_backend_sdl ${SDL2_LIBRARIES})
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endif()
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if(${BUILD_EXAMPLE_SDL_VULKAN})
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pkg_check_modules(SDL2 REQUIRED sdl2)
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pkg_check_modules(VULKAN REQUIRED vulkan)
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set(EXAMPLE_MAIN_FILE ./examples/example_sdl_vulkan/main.cpp)
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add_executable(example_sdl_vulkan ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_sdl_vulkan imgui imgui_backend_sdl imgui_backend_vulkan ${SDL2_LIBRARIES} vulkan)
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endif()
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if(${BUILD_EXAMPLE_WIN32_DIRECTX9})
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pkg_check_modules(DX9 REQUIRED dx9)
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set(EXAMPLE_MAIN_FILE ./examples/example_win32_directx9/main.cpp)
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add_executable(example_win32_directx9 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_win32_directx9 imgui imgui_backend_dx9)
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endif()
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if(${BUILD_EXAMPLE_WIN32_DIRECTX10})
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pkg_check_modules(DX10 REQUIRED dx10)
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set(EXAMPLE_MAIN_FILE ./examples/example_win32_directx10/main.cpp)
259+
add_executable(example_win32_directx10 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_win32_directx10 imgui imgui_backend_dx10)
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endif()
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if(${BUILD_EXAMPLE_WIN32_DIRECTX11})
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pkg_check_modules(DX11 REQUIRED dx11)
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set(EXAMPLE_MAIN_FILE ./examples/example_win32_directx11/main.cpp)
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add_executable(example_win32_directx11 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_win32_directx11 imgui imgui_backend_dx11)
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endif()
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if(${BUILD_EXAMPLE_WIN32_DIRECTX12})
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pkg_check_modules(DX12 REQUIRED dx12)
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set(EXAMPLE_MAIN_FILE ./examples/example_win32_directx12/main.cpp)
271+
add_executable(example_win32_directx12 ${EXAMPLE_MAIN_FILE})
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target_link_libraries(example_win32_directx12 imgui imgui_backend_dx12)
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endif()
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‎backends/imgui_impl_sdl.cpp

+2-2
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@@ -64,8 +64,8 @@
6464
#include "imgui_impl_sdl.h"
6565

6666
// SDL
67-
#include <SDL.h>
68-
#include <SDL_syswm.h>
67+
#include <SDL2/SDL.h>
68+
#include <SDL2/SDL_syswm.h>
6969
#if defined(__APPLE__)
7070
#include <TargetConditionals.h>
7171
#endif

‎backends/imgui_impl_sdlrenderer.cpp

+2-2
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@@ -32,8 +32,8 @@
3232
#endif
3333

3434
// SDL
35-
#include <SDL.h>
36-
#if !SDL_VERSION_ATLEAST(2,0,17)
35+
#include <SDL2/SDL.h>
36+
#if !SDL_VERSION_ATLEAST(2,0,20)
3737
#error This backend requires SDL 2.0.17+ because of SDL_RenderGeometry() function
3838
#endif
3939

‎examples/example_sdl_opengl2/main.cpp

+2-2
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@@ -11,8 +11,8 @@
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#include "imgui_impl_sdl.h"
1212
#include "imgui_impl_opengl2.h"
1313
#include <stdio.h>
14-
#include <SDL.h>
15-
#include <SDL_opengl.h>
14+
#include <SDL2/SDL.h>
15+
#include <SDL2/SDL_opengl.h>
1616

1717
// Main code
1818
int main(int, char**)

‎examples/example_sdl_opengl3/main.cpp

+3-3
Original file line numberDiff line numberDiff line change
@@ -7,11 +7,11 @@
77
#include "imgui_impl_sdl.h"
88
#include "imgui_impl_opengl3.h"
99
#include <stdio.h>
10-
#include <SDL.h>
10+
#include <SDL2/SDL.h>
1111
#if defined(IMGUI_IMPL_OPENGL_ES2)
12-
#include <SDL_opengles2.h>
12+
#include <SDL2/SDL_opengles2.h>
1313
#else
14-
#include <SDL_opengl.h>
14+
#include <SDL2/SDL_opengl.h>
1515
#endif
1616

1717
// Main code

‎examples/example_sdl_sdlrenderer/main.cpp

+1-1
Original file line numberDiff line numberDiff line change
@@ -11,7 +11,7 @@
1111
#include "imgui_impl_sdl.h"
1212
#include "imgui_impl_sdlrenderer.h"
1313
#include <stdio.h>
14-
#include <SDL.h>
14+
#include <SDL2/SDL.h>
1515

1616
#if !SDL_VERSION_ATLEAST(2,0,17)
1717
#error This backend requires SDL 2.0.17+ because of SDL_RenderGeometry() function

‎examples/example_sdl_vulkan/main.cpp

+2-2
Original file line numberDiff line numberDiff line change
@@ -14,8 +14,8 @@
1414
#include "imgui_impl_vulkan.h"
1515
#include <stdio.h> // printf, fprintf
1616
#include <stdlib.h> // abort
17-
#include <SDL.h>
18-
#include <SDL_vulkan.h>
17+
#include <SDL2/SDL.h>
18+
#include <SDL2/SDL_vulkan.h>
1919
#include <vulkan/vulkan.h>
2020

2121
//#define IMGUI_UNLIMITED_FRAME_RATE

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