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Use system libs when available #81

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Use system libs when available #81

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b1ae90a
Build against system GLFW if available
linkmauve Oct 5, 2018
4b7d35a
Build against system GLEW if available
linkmauve Oct 5, 2018
2d5a16f
Add an option to build against system-wide GLFW and GLEW
linkmauve Oct 6, 2018
000e02b
Only expose the options to use system-wide GLFW and GLEW on Linux
linkmauve Oct 22, 2018
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74 changes: 48 additions & 26 deletions CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -29,6 +29,11 @@ option(BONZOMATIC_NDI "Enable NDI?" OFF)

option(BONZOMATIC_TOUCHBAR "Compile with macOS TouchBar support (Xcode 9 or newer required)?" ON)

if (UNIX AND (NOT APPLE))
option(BONZOMATIC_USE_SYSTEMWIDE_GLFW "Use the system-wide version of GLFW instead of the vendored one (this build option is not supported by upstream)?" OFF)
option(BONZOMATIC_USE_SYSTEMWIDE_GLEW "Use the system-wide version of GLEW instead of the vendored one (this build option is not supported by upstream)?" OFF)
endif ()

set(BONZOMATIC_WINDOWS_FLAVOR "DX11" CACHE STRING "Windows renderer flavor selected at CMake configure time (DX11, DX9 or GLFW)")
set_property(CACHE BONZOMATIC_WINDOWS_FLAVOR PROPERTY STRINGS DX11 DX9 GLFW)

Expand Down Expand Up @@ -68,37 +73,54 @@ if (APPLE OR UNIX OR (WIN32 AND (${BONZOMATIC_WINDOWS_FLAVOR} MATCHES "GLFW")))
##############################################################################
# GLFW
# GLFW settings and project inclusion
set(GLFW_BUILD_EXAMPLES OFF CACHE BOOL "" FORCE)
set(GLFW_BUILD_TESTS OFF CACHE BOOL "" FORCE)
set(GLFW_BUILD_DOCS OFF CACHE BOOL "" FORCE)
set(GLFW_INSTALL OFF CACHE BOOL "" FORCE)
mark_as_advanced(GLFW_BUILD_EXAMPLES GLFW_BUILD_TESTS GLFW_BUILD_DOCS GLFW_INSTALL)
if (APPLE)
set(GLFW_USE_CHDIR OFF CACHE BOOL "" FORCE)
set(GLFW_USE_RETINA OFF CACHE BOOL "" FORCE)
set(GLFW_USE_MENUBAR ON CACHE BOOL "" FORCE)
mark_as_advanced(GLFW_USE_CHDIR GLFW_USE_RETINA GLFW_USE_MENUBAR)
elseif (WIN32)
set(USE_MSVC_RUNTIME_LIBRARY_DLL OFF CACHE BOOL "" FORCE)
mark_as_advanced(USE_MSVC_RUNTIME_LIBRARY_DLL)
find_package(PkgConfig)
if (PKG_CONFIG_FOUND AND BONZOMATIC_USE_SYSTEMWIDE_GLFW)
pkg_check_modules(GLFW glfw3)
endif()
if (BONZOMATIC_USE_SYSTEMWIDE_GLFW AND GLFW_FOUND)
set(BZC_PROJECT_INCLUDES ${BZC_PROJECT_INCLUDES} ${GLFW_INCLUDES})
set(BZC_PROJECT_LIBS ${BZC_PROJECT_LIBS} ${GLFW_LIBRARIES})
else()
set(GLFW_BUILD_EXAMPLES OFF CACHE BOOL "" FORCE)
set(GLFW_BUILD_TESTS OFF CACHE BOOL "" FORCE)
set(GLFW_BUILD_DOCS OFF CACHE BOOL "" FORCE)
set(GLFW_INSTALL OFF CACHE BOOL "" FORCE)
mark_as_advanced(GLFW_BUILD_EXAMPLES GLFW_BUILD_TESTS GLFW_BUILD_DOCS GLFW_INSTALL)
if (APPLE)
set(GLFW_USE_CHDIR OFF CACHE BOOL "" FORCE)
set(GLFW_USE_RETINA OFF CACHE BOOL "" FORCE)
set(GLFW_USE_MENUBAR ON CACHE BOOL "" FORCE)
mark_as_advanced(GLFW_USE_CHDIR GLFW_USE_RETINA GLFW_USE_MENUBAR)
elseif (WIN32)
set(USE_MSVC_RUNTIME_LIBRARY_DLL OFF CACHE BOOL "" FORCE)
mark_as_advanced(USE_MSVC_RUNTIME_LIBRARY_DLL)
endif()
add_subdirectory(${CMAKE_SOURCE_DIR}/external/glfw/)
set(BZC_PROJECT_INCLUDES ${BZC_PROJECT_INCLUDES} ${CMAKE_SOURCE_DIR}/external/glfw/include)
set(BZC_PROJECT_LIBS ${BZC_PROJECT_LIBS} glfw ${GLFW_LIBRARIES})
endif()
add_subdirectory(${CMAKE_SOURCE_DIR}/external/glfw/)
set(BZC_PROJECT_INCLUDES ${BZC_PROJECT_INCLUDES} ${CMAKE_SOURCE_DIR}/external/glfw/include)
set(BZC_PROJECT_LIBS ${BZC_PROJECT_LIBS} glfw ${GLFW_LIBRARIES})

##############################################################################
# GLEW
set(GLEW_SRCS
${CMAKE_SOURCE_DIR}/external/glew/glew.c
)
add_library(bzc_glew STATIC ${GLEW_SRCS})
target_include_directories(bzc_glew PUBLIC ${CMAKE_SOURCE_DIR}/external/glew)
target_compile_definitions(bzc_glew PUBLIC -DGLEW_STATIC)
if (MSVC)
target_compile_options(bzc_glew PUBLIC "$<$<CONFIG:Release>:/MT>")
if (PKG_CONFIG_FOUND AND BONZOMATIC_USE_SYSTEMWIDE_GLEW)
pkg_check_modules(GLEW glew)
endif()
if (BONZOMATIC_USE_SYSTEMWIDE_GLEW AND GLEW_FOUND)
set(BZC_PROJECT_INCLUDES ${BZC_PROJECT_INCLUDES} ${GLEW_INCLUDES})
set(BZC_PROJECT_LIBS ${BZC_PROJECT_LIBS} ${GLEW_LIBRARIES})
else ()
set(GLEW_SRCS
${CMAKE_SOURCE_DIR}/external/glew/glew.c
)
add_library(bzc_glew STATIC ${GLEW_SRCS})
target_include_directories(bzc_glew PUBLIC ${CMAKE_SOURCE_DIR}/external/glew)
target_compile_definitions(bzc_glew PUBLIC -DGLEW_STATIC)
if (MSVC)
target_compile_options(bzc_glew PUBLIC "$<$<CONFIG:Release>:/MT>")
endif ()
set(BZC_PROJECT_INCLUDES ${BZC_PROJECT_INCLUDES} ${CMAKE_SOURCE_DIR}/external/glew)
set(BZC_PROJECT_LIBS ${BZC_PROJECT_LIBS} bzc_glew)
endif ()
set(BZC_PROJECT_INCLUDES ${BZC_PROJECT_INCLUDES} ${CMAKE_SOURCE_DIR}/external/glew)
set(BZC_PROJECT_LIBS ${BZC_PROJECT_LIBS} bzc_glew)
else ()
# for windows, use DirectX
set(BZC_PROJECT_INCLUDES ${BZC_PROJECT_INCLUDES} $ENV{DXSDK_DIR}/Include)
Expand Down