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cmake_minimum_required (VERSION 2.8)
project (mesademos)
include (FindPkgConfig)
include (CheckCCompilerFlag)
include (CheckSymbolExists)
find_package (OpenGL REQUIRED)
find_package (GLUT REQUIRED)
find_package (X11)
set (GLAD_INCLUDE_DIR ${CMAKE_SOURCE_DIR}/src/glad/include)
if (PKG_CONFIG_FOUND AND NOT WIN32)
pkg_check_modules (EGL egl)
pkg_check_modules (GLESV1 glesv1_cm)
pkg_check_modules (GLESV2 glesv2)
pkg_check_modules (VG vg)
pkg_check_modules (OSMESA osmesa)
endif ()
# Check for FreeGLUT 2.6 or later
set (CMAKE_REQUIRED_INCLUDES "${GLUT_INCLUDE_DIR}")
set (CMAKE_REQUIRED_LIBRARIES "${GLUT_glut_LIBRARY}")
check_symbol_exists ("glutInitContextProfile" "GL/glut.h;GL/freeglut.h" HAVE_FREEGLUT)
if (HAVE_FREEGLUT)
add_definitions (-DHAVE_FREEGLUT)
endif ()
if (UNIX)
link_libraries(m)
endif (UNIX)
# On Mac OS X, GLX is provided as a separate OpenGL implementation, different
# from the standard OpenGL framework which provides support for GLUT and native
# Mac OS X applications.
if (X11_FOUND)
if (APPLE)
find_path (X11_GL_INCLUDE_PATH GL/glx.h ${X11_INC_SEARCH_PATH})
if (NOT X11_GL_INCLUDE_PATH)
message (WARNING "Could not find GL/glx.h")
set (X11_FOUND FALSE)
endif (NOT X11_GL_INCLUDE_PATH)
set (X11_INCLUDE_DIR ${X11_INCLUDE_DIR} ${X11_GL_INCLUDE_PATH})
find_library (X11_GL_LIB GL ${X11_LIB_SEARCH_PATH})
if (NOT X11_GL_LIB)
message (WARNING "Could not find libGL.dylib")
set (X11_FOUND FALSE)
endif (NOT X11_GL_LIB)
find_library (X11_GLU_LIB GLU ${X11_LIB_SEARCH_PATH})
if (NOT X11_GLU_LIB)
message (WARNING "Could not find libGLU.dylib")
set (X11_FOUND FALSE)
endif (NOT X11_GLU_LIB)
else ()
set (X11_INCLUDE_DIR ${X11_INCLUDE_DIR} ${OPENGL_INCLUDE_DIR})
set (X11_GL_LIB ${OPENGL_gl_LIBRARY})
set (X11_GLU_LIB ${OPENGL_glu_LIBRARY})
endif ()
endif (X11_FOUND)
if (CMAKE_COMPILER_IS_GNUCC)
add_definitions(
-Wall
-Wpointer-arith
-Wmissing-declarations
-fno-strict-aliasing
#-Wold-style-definition
#-Wdeclaration-after-statement
)
set (CMAKE_C_FLAGS "-Wmissing-prototypes -Wnested-externs -Wbad-function-cast ${CMAKE_CXX_FLAGS}")
endif ()
if (WIN32)
# Nobody likes to include windows.h:
# - Microsoft's GL/gl.h header depends on windows.h but doesn't include it;
# - certain GLUT distributions don't include it;
# - most of our programs are meant to be portable so don't include it.
#
# We could try to replicate the windows.h definitions required by
# GL/gl.h, but the build time savings don't compensate the constant
# headaches that brings, so instead we force windows.h to be included
# on every file.
if (MSVC)
add_definitions (-FIwindows.h)
else (MSVC)
add_definitions (--include windows.h)
endif (MSVC)
# Don't define min/max macros
add_definitions (-DNOMINMAX)
# MSVC & MinGW only define & use APIENTRY
add_definitions (-DGLAPIENTRY=__stdcall)
link_libraries (winmm)
endif (WIN32)
if (MSVC)
message (WARNING "MSVC builds are unmainted. MinGW-w64 is recommended.")
# Enable math constants defines
add_definitions (-D_USE_MATH_DEFINES)
# Silence several MSVC pedantic warnings
add_definitions (-D_CRT_SECURE_NO_DEPRECATE -D_CRT_SECURE_NO_WARNINGS -D_CRT_NONSTDC_NO_WARNINGS)
add_definitions (-D_SCL_SECURE_NO_DEPRECATE -D_SCL_SECURE_NO_WARNINGS)
add_definitions (-wd4018) # signed/unsigned mismatch
add_definitions (-wd4244) # conversion' conversion from 'type1' to 'type2', possible loss of data
add_definitions (-wd4305) # truncation from 'type1' to 'type2'
# Use static runtime
# http://www.cmake.org/Wiki/CMake_FAQ#How_can_I_build_my_MSVC_application_with_a_static_runtime.3F
foreach (flag_var
CMAKE_C_FLAGS CMAKE_C_FLAGS_DEBUG CMAKE_C_FLAGS_RELEASE CMAKE_C_FLAGS_MINSIZEREL CMAKE_C_FLAGS_RELWITHDEBINFO
CMAKE_CXX_FLAGS CMAKE_CXX_FLAGS_DEBUG CMAKE_CXX_FLAGS_RELEASE CMAKE_CXX_FLAGS_MINSIZEREL CMAKE_CXX_FLAGS_RELWITHDEBINFO
)
if (${flag_var} MATCHES "/MD")
string (REGEX REPLACE "/MD" "/MT" ${flag_var} "${${flag_var}}")
endif ()
endforeach (flag_var)
endif (MSVC)
if (MINGW)
# Avoid depending on MinGW runtime DLLs
check_c_compiler_flag (-static-libgcc HAVE_STATIC_LIBGCC_FLAG)
if (HAVE_STATIC_LIBGCC_FLAG)
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libgcc")
set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -static-libgcc")
set (CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} -static-libgcc")
endif ()
check_c_compiler_flag (-static-libstdc++ HAVE_STATIC_LIBSTDCXX_FLAG)
if (HAVE_STATIC_LIBSTDCXX_FLAG)
set (CMAKE_EXE_LINKER_FLAGS "${CMAKE_EXE_LINKER_FLAGS} -static-libstdc++")
set (CMAKE_SHARED_LINKER_FLAGS "${CMAKE_SHARED_LINKER_FLAGS} -static-libstdc++")
set (CMAKE_MODULE_LINKER_FLAGS "${CMAKE_MODULE_LINKER_FLAGS} -static-libstdc++")
endif ()
endif ()
if (APPLE)
# Silence deprecated function warnings (we rely on GLUT which is now
# declared as deprecated)
add_definitions (-Wno-deprecated-declarations)
endif ()
add_definitions(-DDEMOS_DATA_DIR=\"../data/\")
if (BUILD_SHARED_LIBS AND NOT DEFINED LIBDIR)
set(LIBDIR lib)
endif (BUILD_SHARED_LIBS AND NOT DEFINED LIBDIR)
add_subdirectory (src)
install (FILES index.html DESTINATION doc)
set (CPACK_PACKAGE_NAME "mesa-demos")
set (CPACK_PACKAGE_VERSION_MAJOR "8")
set (CPACK_PACKAGE_VERSION_MINOR "4")
set (CPACK_PACKAGE_VERSION_PATCH "0")
if (WIN32)
set (CPACK_GENERATOR "ZIP")
elseif (APPLE)
set (CPACK_GENERATOR "DragNDrop")
set (CPACK_DMG_FORMAT "UDBZ")
else ()
set (CPACK_GENERATOR "TBZ2")
endif ()
include(CPack)
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