mirror of
https://github.com/glfw/glfw.git
synced 2024-11-10 09:01:46 +00:00
392 lines
13 KiB
CMake
392 lines
13 KiB
CMake
project(GLFW C)
|
|
|
|
cmake_minimum_required(VERSION 2.8)
|
|
|
|
set(GLFW_VERSION_MAJOR "3")
|
|
set(GLFW_VERSION_MINOR "0")
|
|
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}${GLFW_VERSION_EXTRA}")
|
|
set(LIB_SUFFIX "" CACHE STRING "Takes an empty string or 64. Directory where lib will be installed: lib or lib64")
|
|
|
|
option(GLFW_BUILD_EXAMPLES "Build the GLFW example programs" ON)
|
|
option(GLFW_BUILD_TESTS "Build the GLFW test programs" ON)
|
|
option(GLFW_NATIVE_API "Build the GLFW native API" OFF)
|
|
option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
|
|
|
|
if (NOT APPLE)
|
|
option(GLFW_USE_EGL "Use EGL for context creation" OFF)
|
|
endif()
|
|
|
|
if (GLFW_USE_EGL)
|
|
set(GLFW_CLIENT_LIBRARY "opengl" CACHE STRING
|
|
"The client library to use; one of: opengl, glesv1 or glesv2")
|
|
|
|
if (${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)
|
|
|
|
set(GLFW_BUILD_EXAMPLES OFF)
|
|
set(GLFW_BUILD_TESTS OFF)
|
|
message(STATUS "NOTE: Examples and tests are disabled for EGL")
|
|
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)
|
|
|
|
#--------------------------------------------------------------------
|
|
# Enable all warnings on GCC, regardless of OS
|
|
#--------------------------------------------------------------------
|
|
if (CMAKE_COMPILER_IS_GNUCC)
|
|
add_definitions(-Wall)
|
|
endif()
|
|
|
|
#--------------------------------------------------------------------
|
|
# Export shared library / dynamic library / DLL build option
|
|
#--------------------------------------------------------------------
|
|
if (BUILD_SHARED_LIBS)
|
|
set(_GLFW_BUILD_DLL 1)
|
|
endif()
|
|
|
|
#--------------------------------------------------------------------
|
|
# Detect and select target 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")
|
|
|
|
if (GLFW_USE_EGL)
|
|
message(FATAL_ERROR "EGL not supported on Mac OS X")
|
|
else()
|
|
set(_GLFW_NSGL 1)
|
|
message(STATUS "Using NSGL for context creation")
|
|
endif()
|
|
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()
|
|
|
|
#--------------------------------------------------------------------
|
|
# Set up GLFW for Win32
|
|
#--------------------------------------------------------------------
|
|
if (_GLFW_WIN32)
|
|
|
|
if (MSVC)
|
|
option(USE_MSVC_RUNTIME_LIBRARY_DLL "Use MSVC runtime library DLL" ON)
|
|
|
|
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()
|
|
|
|
set(_GLFW_NO_DLOAD_WINMM ${BUILD_SHARED_LIBS})
|
|
|
|
if (BUILD_SHARED_LIBS)
|
|
list(APPEND glfw_LIBRARIES winmm)
|
|
endif()
|
|
endif()
|
|
|
|
#--------------------------------------------------------------------
|
|
# Set up GLFW for WGL
|
|
#--------------------------------------------------------------------
|
|
if (_GLFW_WGL)
|
|
list(APPEND glfw_INCLUDE_DIRS ${OPENGL_INCLUDE_DIR})
|
|
list(APPEND glfw_LIBRARIES ${OPENGL_gl_LIBRARY})
|
|
endif()
|
|
|
|
#--------------------------------------------------------------------
|
|
# Set up GLFW for Xlib and GLX or EGL on Unix-like systems with X Windows
|
|
#--------------------------------------------------------------------
|
|
if (_GLFW_X11)
|
|
|
|
find_package(X11 REQUIRED)
|
|
|
|
set(GLFW_PKG_DEPS "${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})
|
|
|
|
# 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 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")
|
|
|
|
# NOTE: This is a workaround for CMake bug 0006976 (missing
|
|
# X11_xf86vmode_LIB variable)
|
|
if (X11_xf86vmode_LIB)
|
|
list(APPEND glfw_LIBRARIES ${X11_xf86vmode_LIB})
|
|
else()
|
|
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()
|
|
|
|
#--------------------------------------------------------------------
|
|
# GLX Context
|
|
#--------------------------------------------------------------------
|
|
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)
|
|
|
|
if (NOT _GLFW_HAS_GLXGETPROCADDRESS)
|
|
check_function_exists(glXGetProcAddressARB _GLFW_HAS_GLXGETPROCADDRESSARB)
|
|
endif()
|
|
|
|
if (NOT _GLFW_HAS_GLXGETPROCADDRESS AND NOT _GLFW_HAS_GLXGETPROCADDRESSARB)
|
|
check_function_exists(glXGetProcAddressEXT _GLFW_HAS_GLXGETPROCADDRESSEXT)
|
|
endif()
|
|
|
|
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
|
|
|
|
find_library(DL_LIBRARY dl)
|
|
mark_as_advanced(DL_LIBRARY)
|
|
if (DL_LIBRARY)
|
|
set(CMAKE_REQUIRED_LIBRARIES ${DL_LIBRARY})
|
|
else()
|
|
set(CMAKE_REQUIRED_LIBRARIES "")
|
|
endif()
|
|
|
|
check_function_exists(dlopen _GLFW_HAS_DLOPEN)
|
|
|
|
if (NOT _GLFW_HAS_DLOPEN)
|
|
message(FATAL_ERROR "No entry point retrieval mechanism found")
|
|
endif()
|
|
|
|
if (DL_LIBRARY)
|
|
list(APPEND glfw_LIBRARIES ${DL_LIBRARY})
|
|
set(GLFW_PKG_LIBS "${GLFW_PKG_LIBS} -ldl")
|
|
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})
|
|
|
|
set(CMAKE_REQUIRED_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)
|
|
|
|
option(GLFW_BUILD_UNIVERSAL "Build GLFW as a Universal Binary" OFF)
|
|
|
|
# Universal build
|
|
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)
|
|
list(APPEND glfw_LIBRARIES ${COCOA_FRAMEWORK}
|
|
${OPENGL_gl_LIBRARY}
|
|
${IOKIT_FRAMEWORK}
|
|
${CORE_FOUNDATION_FRAMEWORK})
|
|
|
|
set(GLFW_PKG_DEPS "")
|
|
set(GLFW_PKG_LIBS "-framework Cocoa -framework OpenGL -framework IOKit -framework CoreFoundation")
|
|
endif()
|
|
|
|
#--------------------------------------------------------------------
|
|
# Export GLFW library dependencies
|
|
#--------------------------------------------------------------------
|
|
set(GLFW_LIBRARIES ${glfw_LIBRARIES} CACHE STRING "Dependencies of GLFW")
|
|
|
|
#--------------------------------------------------------------------
|
|
# Choose library output name
|
|
#--------------------------------------------------------------------
|
|
if (BUILD_SHARED_LIBS AND UNIX)
|
|
# On Unix-like systems, shared libraries can use the soname system.
|
|
set(GLFW_LIB_NAME glfw)
|
|
else()
|
|
set(GLFW_LIB_NAME glfw3)
|
|
endif()
|
|
|
|
#--------------------------------------------------------------------
|
|
# Add subdirectories
|
|
#--------------------------------------------------------------------
|
|
add_subdirectory(src)
|
|
|
|
if (GLFW_BUILD_EXAMPLES)
|
|
add_subdirectory(examples)
|
|
endif()
|
|
|
|
if (GLFW_BUILD_TESTS)
|
|
add_subdirectory(tests)
|
|
endif()
|
|
|
|
#--------------------------------------------------------------------
|
|
# Create generated files
|
|
#--------------------------------------------------------------------
|
|
configure_file(${GLFW_SOURCE_DIR}/docs/Doxyfile.in
|
|
${GLFW_BINARY_DIR}/docs/Doxyfile @ONLY)
|
|
|
|
configure_file(${GLFW_SOURCE_DIR}/src/config.h.in
|
|
${GLFW_BINARY_DIR}/src/config.h @ONLY)
|
|
|
|
#--------------------------------------------------------------------
|
|
# Install header and documentation
|
|
# The src directory's CMakeLists.txt file installs the library
|
|
#--------------------------------------------------------------------
|
|
install(DIRECTORY include/GL DESTINATION include
|
|
FILES_MATCHING PATTERN glfw3.h)
|
|
|
|
if (GLFW_NATIVE_API)
|
|
install(DIRECTORY include/GL DESTINATION include
|
|
FILES_MATCHING PATTERN glfw3native.h)
|
|
endif()
|
|
|
|
install(FILES COPYING.txt readme.html
|
|
DESTINATION share/doc/glfw-${GLFW_VERSION_FULL})
|
|
|
|
#--------------------------------------------------------------------
|
|
# Create and install pkg-config file on supported platforms
|
|
#--------------------------------------------------------------------
|
|
if (UNIX)
|
|
configure_file(${GLFW_SOURCE_DIR}/src/glfw3.pc.in
|
|
${GLFW_BINARY_DIR}/src/glfw3.pc @ONLY)
|
|
|
|
install(FILES ${GLFW_BINARY_DIR}/src/glfw3.pc
|
|
DESTINATION lib${LIB_SUFFIX}/pkgconfig)
|
|
endif()
|
|
|
|
#--------------------------------------------------------------------
|
|
# Uninstall operation
|
|
# Don't generate this target if a 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()
|
|
|