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# Locate GLFW library (3.x)
#
# This module defines:
#
# GLFW_FOUND, if false, do not try to link to GLFW
# GLFW_LIBRARY, the name of the library to link against
# GLFW_LIBRARIES, the full list of libs to link against
# GLFW_INCLUDE_DIR, where to find glfw3.h
#=============================================================================
FIND_PATH(GLFW_INCLUDE_DIR glfw3.h
HINTS
$ENV{GLFWDIR}
PATH_SUFFIXES include/GL include
PATHS
~/Library/Frameworks
/Library/Frameworks
/usr/local/include/GLFW
/usr/include/GLFW
/sw # Fink
/opt/local # DarwinPorts
/opt/csw # Blastwave
/opt
)
#MESSAGE("GLFW_INCLUDE_DIR is ${GLFW_INCLUDE_DIR}")
FIND_LIBRARY(GLFW_LIBRARY
NAMES glfw glfw3 GLFW
HINTS
$ENV{GLFWDIR}
PATH_SUFFIXES lib64 lib
PATHS
/sw
/usr
/usr/local
/opt/local
/opt/csw
/opt
)
SET(GLFW_FOUND FALSE)
IF(NOT GLFW_LIBRARY OR FORCE_DOWNLOAD_GLFW)
# If not found, try to build with local sources.
# It uses CMake's "ExternalProject_Add" target.
MESSAGE(STATUS "Preparing external GLFW project")
INCLUDE(ExternalProject)
ExternalProject_Add(project_glfw
URL http://sourceforge.net/projects/glfw/files/glfw/3.0.4/glfw-3.0.4.zip
URL_MD5 3949775a24ae921c8de8b948236f3c9a
CMAKE_ARGS -DCMAKE_INSTALL_PREFIX:PATH=<INSTALL_DIR> -DGLFW_BUILD_DOCS:BOOL=OFF -DGLFW_BUILD_EXAMPLES:BOOL=OFF -DGLFW_BUILD_TESTS:BOOL=OFF
LOG_DOWNLOAD 1
LOG_UPDATE 1
LOG_CONFIGURE 1
LOG_BUILD 1
LOG_TEST 1
LOG_INSTALL 1
)
MESSAGE(STATUS "External GLFW project done")
ExternalProject_Get_Property(project_glfw install_dir)
SET(GLFW_INCLUDE_DIR
${install_dir}/src/project_glfw/include
)
IF(WIN32)
SET(GLFW_LIBRARY
${install_dir}/lib/glfw3.lib
)
ELSE(WIN32)
SET(GLFW_LIBRARY
${install_dir}/lib/libglfw3.a
)
ENDIF(WIN32)
ENDIF(NOT GLFW_LIBRARY OR FORCE_DOWNLOAD_GLFW)
#MESSAGE("GLFW_LIBRARY is ${GLFW_LIBRARY}")
IF(GLFW_LIBRARY)
SET(GLFW_LIBRARIES ${GLFW_LIBRARY} CACHE STRING "All the libs required to link GLFW")
# GLFW may require threads on your system.
# The Apple build may not need an explicit flag because one of the
# frameworks may already provide it.
# But for non-OSX systems, I will use the CMake Threads package.
# In fact, there seems to be a problem if I used the Threads package
# and try using this line, so I'm just skipping it entirely for OS X.
IF(NOT APPLE)
FIND_PACKAGE(Threads)
SET(GLFW_LIBRARIES ${GLFW_LIBRARIES} ${CMAKE_THREAD_LIBS_INIT})
ENDIF(NOT APPLE)
# For OS X, GLFW uses Cocoa as a backend so it must link to Cocoa.
IF(APPLE OR ${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
FIND_LIBRARY(COCOA_LIBRARY Cocoa)
FIND_LIBRARY(OPENGL_LIBRARY OpenGL)
FIND_LIBRARY(IOKIT_LIBRARY IOKit)
FIND_LIBRARY(COREVIDEO_LIBRARY CoreVideo)
SET(GLFW_LIBRARIES ${GLFW_LIBRARIES} ${COCOA_LIBRARY} ${OPENGL_LIBRARY} ${IOKIT_LIBRARY} ${COREVIDEO_LIBRARY})
ENDIF(APPLE OR ${CMAKE_SYSTEM_NAME} MATCHES "Darwin")
# For MinGW library.
IF(MINGW)
# MinGW needs an additional library, mwindows
# It's total link flags should look like -lmingw32 -lGLFW -lmwindows
# (Actually on second look, I think it only needs one of the m* libraries.)
SET(MINGW32_LIBRARY mingw32 CACHE STRING "mwindows for MinGW")
SET(GLFW_LIBRARIES ${MINGW32_LIBRARY} ${GLFW_LIBRARIES})
ENDIF(MINGW)
# For Unix, GLFW should be linked to X11-releated libraries.
IF(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
FIND_LIBRARY(X11_LIBRARY X11)
FIND_LIBRARY(Xrandr_LIBRARY Xrandr)
FIND_LIBRARY(Xxf86vm_LIBRARY Xxf86vm)
FIND_LIBRARY(Xi_LIBRARY Xi)
SET(GLFW_LIBRARIES ${GLFW_LIBRARIES} ${X11_LIBRARY} ${Xrandr_LIBRARY} ${Xxf86vm_LIBRARY} ${Xi_LIBRARY})
ENDIF(${CMAKE_SYSTEM_NAME} MATCHES "Linux")
# Set the final string here so the GUI reflects the final state.
SET(GLFW_LIBRARY ${GLFW_LIBRARY} CACHE STRING "Where the GLFW Library can be found")
SET(GLFW_FOUND TRUE)
#MESSAGE("GLFW_LIBRARIES is ${GLFW_LIBRARIES}")
ENDIF(GLFW_LIBRARY)
MESSAGE("-- Found GLFW: ${GLFW_FOUND}")
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