| project(GLFW C) |
| |
| cmake_minimum_required(VERSION 2.8) |
| |
| set(GLFW_VERSION_MAJOR "3") |
| set(GLFW_VERSION_MINOR "1") |
| set(GLFW_VERSION_PATCH "0") |
| set(GLFW_VERSION_EXTRA "") |
| set(GLFW_VERSION "${GLFW_VERSION_MAJOR}.${GLFW_VERSION_MINOR}") |
| set(GLFW_VERSION_FULL "${GLFW_VERSION}.${GLFW_VERSION_PATCH}${GLFW_VERSION_EXTRA}") |
| set(LIB_SUFFIX "" CACHE STRING "Takes an empty string or 64. Directory where lib will be installed: lib or lib64") |
| |
| option(BUILD_SHARED_LIBS "Build shared libraries" OFF) |
| option(GLFW_BUILD_EXAMPLES "Build the GLFW example programs" ON) |
| option(GLFW_BUILD_TESTS "Build the GLFW test programs" ON) |
| option(GLFW_BUILD_DOCS "Build the GLFW documentation" ON) |
| option(GLFW_INSTALL "Generate installation target" ON) |
| option(GLFW_DOCUMENT_INTERNALS "Include internals in documentation" OFF) |
| |
| if (WIN32) |
| option(GLFW_USE_DWM_SWAP_INTERVAL "Set swap interval even when DWM compositing is enabled" OFF) |
| option(GLFW_USE_OPTIMUS_HPG "Force use of high-performance GPU on Optimus systems" OFF) |
| endif() |
| |
| if (APPLE) |
| option(GLFW_BUILD_UNIVERSAL "Build GLFW as a Universal Binary" OFF) |
| option(GLFW_USE_CHDIR "Make glfwInit chdir to Contents/Resources" ON) |
| option(GLFW_USE_MENUBAR "Populate the menu bar on first window creation" ON) |
| else() |
| option(GLFW_USE_EGL "Use EGL for context creation" OFF) |
| endif() |
| |
| if (MSVC) |
| option(USE_MSVC_RUNTIME_LIBRARY_DLL "Use MSVC runtime library DLL" ON) |
| endif() |
| |
| if (BUILD_SHARED_LIBS) |
| set(_GLFW_BUILD_DLL 1) |
| endif() |
| |
| if (GLFW_USE_EGL) |
| set(GLFW_CLIENT_LIBRARY "opengl" CACHE STRING |
| "The client library to use; one of opengl, glesv1 or glesv2") |
| |
| if (${GLFW_CLIENT_LIBRARY} STREQUAL "opengl") |
| set(_GLFW_USE_OPENGL 1) |
| elseif (${GLFW_CLIENT_LIBRARY} STREQUAL "glesv1") |
| set(_GLFW_USE_GLESV1 1) |
| elseif (${GLFW_CLIENT_LIBRARY} STREQUAL "glesv2") |
| set(_GLFW_USE_GLESV2 1) |
| else() |
| message(FATAL_ERROR "Unsupported client library") |
| endif() |
| |
| set(CMAKE_MODULE_PATH ${PROJECT_SOURCE_DIR}/CMake/modules) |
| find_package(EGL REQUIRED) |
| |
| if (NOT _GLFW_USE_OPENGL) |
| set(GLFW_BUILD_EXAMPLES OFF) |
| set(GLFW_BUILD_TESTS OFF) |
| message(STATUS "NOTE: Examples and tests require OpenGL") |
| endif() |
| else() |
| set(_GLFW_USE_OPENGL 1) |
| endif() |
| |
| if (_GLFW_USE_OPENGL) |
| find_package(OpenGL REQUIRED) |
| elseif (_GLFW_USE_GLESV1) |
| find_package(GLESv1 REQUIRED) |
| elseif (_GLFW_USE_GLESV2) |
| find_package(GLESv2 REQUIRED) |
| endif() |
| |
| find_package(Threads REQUIRED) |
| |
| if (GLFW_BUILD_DOCS) |
| set(DOXYGEN_SKIP_DOT TRUE) |
| find_package(Doxygen) |
| |
| if (GLFW_DOCUMENT_INTERNALS) |
| set(GLFW_INTERNAL_DOCS "${GLFW_SOURCE_DIR}/src/internal.h ${GLFW_SOURCE_DIR}/docs/internal.dox") |
| endif() |
| endif() |
| |
| #-------------------------------------------------------------------- |
| # Set compiler specific flags |
| #-------------------------------------------------------------------- |
| if (UNIX) |
| add_definitions(-Wall) |
| |
| if (BUILD_SHARED_LIBS) |
| add_definitions(-fvisibility=hidden) |
| endif() |
| endif() |
| |
| if (MSVC) |
| add_definitions(-D_CRT_SECURE_NO_WARNINGS) |
| |
| if (NOT USE_MSVC_RUNTIME_LIBRARY_DLL) |
| foreach (flag CMAKE_C_FLAGS |
| CMAKE_C_FLAGS_DEBUG |
| CMAKE_C_FLAGS_RELEASE |
| CMAKE_C_FLAGS_MINSIZEREL |
| CMAKE_C_FLAGS_RELWITHDEBINFO) |
| |
| if (${flag} MATCHES "/MD") |
| string(REGEX REPLACE "/MD" "/MT" ${flag} "${${flag}}") |
| endif() |
| if (${flag} MATCHES "/MDd") |
| string(REGEX REPLACE "/MDd" "/MTd" ${flag} "${${flag}}") |
| endif() |
| |
| endforeach() |
| endif() |
| endif() |
| |
| #-------------------------------------------------------------------- |
| # Detect and select backend APIs |
| #-------------------------------------------------------------------- |
| if (WIN32) |
| set(_GLFW_WIN32 1) |
| message(STATUS "Using Win32 for window creation") |
| |
| if (GLFW_USE_EGL) |
| set(_GLFW_EGL 1) |
| message(STATUS "Using EGL for context creation") |
| else() |
| set(_GLFW_WGL 1) |
| message(STATUS "Using WGL for context creation") |
| endif() |
| elseif (APPLE) |
| set(_GLFW_COCOA 1) |
| message(STATUS "Using Cocoa for window creation") |
| set(_GLFW_NSGL 1) |
| message(STATUS "Using NSGL for context creation") |
| elseif (UNIX) |
| set(_GLFW_X11 1) |
| message(STATUS "Using X11 for window creation") |
| |
| if (GLFW_USE_EGL) |
| set(_GLFW_EGL 1) |
| message(STATUS "Using EGL for context creation") |
| else() |
| set(_GLFW_GLX 1) |
| message(STATUS "Using GLX for context creation") |
| endif() |
| else() |
| message(FATAL_ERROR "No supported platform was detected") |
| endif() |
| |
| #-------------------------------------------------------------------- |
| # Use Win32 for window creation |
| #-------------------------------------------------------------------- |
| if (_GLFW_WIN32) |
| # The DLL links against winmm; the static library loads it |
| # That way, both code paths receive testing |
| if (BUILD_SHARED_LIBS) |
| set(_GLFW_NO_DLOAD_WINMM 1) |
| list(APPEND glfw_LIBRARIES winmm) |
| endif() |
| |
| if (GLFW_USE_DWM_SWAP_INTERVAL) |
| set(_GLFW_USE_DWM_SWAP_INTERVAL 1) |
| endif() |
| if (GLFW_USE_OPTIMUS_HPG) |
| set(_GLFW_USE_OPTIMUS_HPG 1) |
| endif() |
| |
| # HACK: When building on MinGW, WINVER and UNICODE need to be defined before |
| # the inclusion of stddef.h (by glfw3.h), which is itself included before |
| # win32_platform.h. We define them here until a saner solution can be found |
| # NOTE: MinGW-w64 and Visual C++ do /not/ need this hack. |
| add_definitions(-DUNICODE) |
| add_definitions(-DWINVER=0x0501) |
| endif() |
| |
| #-------------------------------------------------------------------- |
| # Use WGL for context creation |
| #-------------------------------------------------------------------- |
| if (_GLFW_WGL) |
| list(APPEND glfw_INCLUDE_DIRS ${OPENGL_INCLUDE_DIR}) |
| list(APPEND glfw_LIBRARIES ${OPENGL_gl_LIBRARY}) |
| endif() |
| |
| #-------------------------------------------------------------------- |
| # Use X11 for window creation |
| #-------------------------------------------------------------------- |
| if (_GLFW_X11) |
| |
| find_package(X11 REQUIRED) |
| |
| set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} x11") |
| |
| # Set up library and include paths |
| list(APPEND glfw_INCLUDE_DIRS ${X11_X11_INCLUDE_PATH}) |
| list(APPEND glfw_LIBRARIES ${X11_X11_LIB} ${CMAKE_THREAD_LIBS_INIT}) |
| if (UNIX AND NOT APPLE) |
| list(APPEND glfw_LIBRARIES ${RT_LIBRARY}) |
| endif() |
| |
| # Check for XRandR (modern resolution switching and gamma control) |
| if (NOT X11_Xrandr_FOUND) |
| message(FATAL_ERROR "The RandR library and headers were not found") |
| endif() |
| |
| list(APPEND glfw_INCLUDE_DIRS ${X11_Xrandr_INCLUDE_PATH}) |
| list(APPEND glfw_LIBRARIES ${X11_Xrandr_LIB}) |
| set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} xrandr") |
| |
| # Check for XInput (high-resolution cursor motion) |
| if (NOT X11_Xinput_FOUND) |
| message(FATAL_ERROR "The XInput library and headers were not found") |
| endif() |
| |
| list(APPEND glfw_INCLUDE_DIRS ${X11_Xinput_INCLUDE_PATH}) |
| |
| if (X11_Xinput_LIB) |
| list(APPEND glfw_LIBRARIES ${X11_Xinput_LIB}) |
| else() |
| # Backwards compatibility (bug in CMake 2.8.7) |
| list(APPEND glfw_LIBRARIES Xi) |
| endif() |
| set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} xi") |
| |
| # Check for Xf86VidMode (fallback gamma control) |
| if (NOT X11_xf86vmode_FOUND) |
| message(FATAL_ERROR "The Xf86VidMode library and headers were not found") |
| endif() |
| |
| list(APPEND glfw_INCLUDE_DIRS ${X11_xf86vmode_INCLUDE_PATH}) |
| set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} xxf86vm") |
| |
| if (X11_Xxf86vm_LIB) |
| list(APPEND glfw_LIBRARIES ${X11_Xxf86vm_LIB}) |
| else() |
| # Backwards compatibility (see CMake bug 0006976) |
| list(APPEND glfw_LIBRARIES Xxf86vm) |
| endif() |
| |
| # Check for Xkb (X keyboard extension) |
| if (NOT X11_Xkb_FOUND) |
| message(FATAL_ERROR "The X keyboard extension headers were not found") |
| endif() |
| |
| list(APPEND glfw_INCLUDE_DIR ${X11_Xkb_INCLUDE_PATH}) |
| |
| find_library(RT_LIBRARY rt) |
| mark_as_advanced(RT_LIBRARY) |
| if (RT_LIBRARY) |
| list(APPEND glfw_LIBRARIES ${RT_LIBRARY}) |
| set(GLFW_PKG_LIBS "${GLFW_PKG_LIBS} -lrt") |
| endif() |
| |
| find_library(MATH_LIBRARY m) |
| mark_as_advanced(MATH_LIBRARY) |
| if (MATH_LIBRARY) |
| list(APPEND glfw_LIBRARIES ${MATH_LIBRARY}) |
| set(GLFW_PKG_LIBS "${GLFW_PKG_LIBS} -lm") |
| endif() |
| |
| endif() |
| |
| #-------------------------------------------------------------------- |
| # Use GLX for context creation |
| #-------------------------------------------------------------------- |
| if (_GLFW_GLX) |
| |
| list(APPEND glfw_INCLUDE_DIRS ${OPENGL_INCLUDE_DIR}) |
| list(APPEND glfw_LIBRARIES ${OPENGL_gl_LIBRARY}) |
| |
| set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} gl") |
| |
| include(CheckFunctionExists) |
| |
| set(CMAKE_REQUIRED_LIBRARIES ${OPENGL_gl_LIBRARY}) |
| check_function_exists(glXGetProcAddress _GLFW_HAS_GLXGETPROCADDRESS) |
| check_function_exists(glXGetProcAddressARB _GLFW_HAS_GLXGETPROCADDRESSARB) |
| check_function_exists(glXGetProcAddressEXT _GLFW_HAS_GLXGETPROCADDRESSEXT) |
| |
| if (NOT _GLFW_HAS_GLXGETPROCADDRESS AND |
| NOT _GLFW_HAS_GLXGETPROCADDRESSARB AND |
| NOT _GLFW_HAS_GLXGETPROCADDRESSEXT) |
| message(WARNING "No glXGetProcAddressXXX variant found") |
| |
| # Check for dlopen support as a fallback |
| |
| set(CMAKE_REQUIRED_LIBRARIES ${CMAKE_DL_LIBS}) |
| check_function_exists(dlopen _GLFW_HAS_DLOPEN) |
| if (NOT _GLFW_HAS_DLOPEN) |
| message(FATAL_ERROR "No entry point retrieval mechanism found") |
| endif() |
| |
| if (CMAKE_DL_LIBS) |
| list(APPEND glfw_LIBRARIES ${CMAKE_DL_LIBS}) |
| set(GLFW_PKG_LIBS "${GLFW_PKG_LIBS} -l${CMAKE_DL_LIBS}") |
| endif() |
| endif() |
| |
| endif() |
| |
| #-------------------------------------------------------------------- |
| # Use EGL for context creation |
| #-------------------------------------------------------------------- |
| if (_GLFW_EGL) |
| |
| list(APPEND glfw_INCLUDE_DIRS ${EGL_INCLUDE_DIR}) |
| list(APPEND glfw_LIBRARIES ${EGL_LIBRARY}) |
| |
| if (UNIX) |
| set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} egl") |
| endif() |
| |
| if (_GLFW_USE_OPENGL) |
| list(APPEND glfw_LIBRARIES ${OPENGL_gl_LIBRARY}) |
| list(APPEND glfw_INCLUDE_DIRS ${OPENGL_INCLUDE_DIR}) |
| set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} gl") |
| elseif (_GLFW_USE_GLESV1) |
| list(APPEND glfw_LIBRARIES ${GLESv1_LIBRARY}) |
| list(APPEND glfw_INCLUDE_DIRS ${GLESv1_INCLUDE_DIR}) |
| set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} glesv1_cm") |
| elseif (_GLFW_USE_GLESV2) |
| list(APPEND glfw_LIBRARIES ${GLESv2_LIBRARY}) |
| list(APPEND glfw_INCLUDE_DIRS ${GLESv2_INCLUDE_DIR}) |
| set(GLFW_PKG_DEPS "${GLFW_PKG_DEPS} glesv2") |
| endif() |
| |
| endif() |
| |
| #-------------------------------------------------------------------- |
| # Use Cocoa for window creation and NSOpenGL for context creation |
| #-------------------------------------------------------------------- |
| if (_GLFW_COCOA AND _GLFW_NSGL) |
| |
| if (GLFW_USE_MENUBAR) |
| set(_GLFW_USE_MENUBAR 1) |
| endif() |
| |
| if (GLFW_USE_CHDIR) |
| set(_GLFW_USE_CHDIR 1) |
| endif() |
| |
| if (GLFW_BUILD_UNIVERSAL) |
| message(STATUS "Building GLFW as Universal Binaries") |
| set(CMAKE_OSX_ARCHITECTURES i386;x86_64) |
| else() |
| message(STATUS "Building GLFW only for the native architecture") |
| endif() |
| |
| # Set up library and include paths |
| find_library(COCOA_FRAMEWORK Cocoa) |
| find_library(IOKIT_FRAMEWORK IOKit) |
| find_library(CORE_FOUNDATION_FRAMEWORK CoreFoundation) |
| find_library(CORE_VIDEO_FRAMEWORK CoreVideo) |
| list(APPEND glfw_LIBRARIES ${COCOA_FRAMEWORK} |
| ${OPENGL_gl_LIBRARY} |
| ${IOKIT_FRAMEWORK} |
| ${CORE_FOUNDATION_FRAMEWORK} |
| ${CORE_VIDEO_FRAMEWORK}) |
| |
| set(GLFW_PKG_DEPS "") |
| set(GLFW_PKG_LIBS "-framework Cocoa -framework OpenGL -framework IOKit -framework CoreFoundation -framework CoreVideo") |
| endif() |
| |
| #-------------------------------------------------------------------- |
| # Export GLFW library dependencies |
| #-------------------------------------------------------------------- |
| set(GLFW_LIBRARIES ${glfw_LIBRARIES} CACHE STRING "Dependencies of GLFW") |
| |
| #-------------------------------------------------------------------- |
| # Choose library output name |
| #-------------------------------------------------------------------- |
| if (BUILD_SHARED_LIBS AND UNIX) |
| # On Unix-like systems, shared libraries can use the soname system. |
| set(GLFW_LIB_NAME glfw) |
| else() |
| set(GLFW_LIB_NAME glfw3) |
| endif() |
| |
| #-------------------------------------------------------------------- |
| # Create generated files |
| #-------------------------------------------------------------------- |
| configure_file(${GLFW_SOURCE_DIR}/docs/Doxyfile.in |
| ${GLFW_BINARY_DIR}/docs/Doxyfile @ONLY) |
| |
| configure_file(${GLFW_SOURCE_DIR}/src/glfw_config.h.in |
| ${GLFW_BINARY_DIR}/src/glfw_config.h @ONLY) |
| |
| configure_file(${GLFW_SOURCE_DIR}/src/glfwConfig.cmake.in |
| ${GLFW_BINARY_DIR}/src/glfwConfig.cmake @ONLY) |
| |
| configure_file(${GLFW_SOURCE_DIR}/src/glfwConfigVersion.cmake.in |
| ${GLFW_BINARY_DIR}/src/glfwConfigVersion.cmake @ONLY) |
| |
| if (UNIX) |
| configure_file(${GLFW_SOURCE_DIR}/src/glfw3.pc.in |
| ${GLFW_BINARY_DIR}/src/glfw3.pc @ONLY) |
| endif() |
| |
| #-------------------------------------------------------------------- |
| # Add subdirectories |
| #-------------------------------------------------------------------- |
| add_subdirectory(src) |
| |
| if (GLFW_BUILD_EXAMPLES) |
| add_subdirectory(examples) |
| endif() |
| |
| if (GLFW_BUILD_TESTS) |
| add_subdirectory(tests) |
| endif() |
| |
| if (DOXYGEN_FOUND AND GLFW_BUILD_DOCS) |
| add_subdirectory(docs) |
| endif() |
| |
| #-------------------------------------------------------------------- |
| # Install files other than the library |
| # The library is installed by src/CMakeLists.txt |
| #-------------------------------------------------------------------- |
| if (GLFW_INSTALL) |
| install(DIRECTORY include/GLFW DESTINATION include |
| FILES_MATCHING PATTERN glfw3.h PATTERN glfw3native.h) |
| |
| install(FILES ${GLFW_BINARY_DIR}/src/glfwConfig.cmake |
| ${GLFW_BINARY_DIR}/src/glfwConfigVersion.cmake |
| DESTINATION lib${LIB_SUFFIX}/cmake/glfw) |
| |
| if (UNIX) |
| install(EXPORT glfwTargets DESTINATION lib${LIB_SUFFIX}/cmake/glfw) |
| install(FILES ${GLFW_BINARY_DIR}/src/glfw3.pc |
| DESTINATION lib${LIB_SUFFIX}/pkgconfig) |
| endif() |
| |
| # Only generate this target if no higher-level project already has |
| if (NOT TARGET uninstall) |
| configure_file(${GLFW_SOURCE_DIR}/cmake_uninstall.cmake.in |
| ${GLFW_BINARY_DIR}/cmake_uninstall.cmake IMMEDIATE @ONLY) |
| |
| add_custom_target(uninstall |
| ${CMAKE_COMMAND} -P |
| ${GLFW_BINARY_DIR}/cmake_uninstall.cmake) |
| endif() |
| endif() |
| |
