forked from Mirrors/openclonk
144 lines
4.5 KiB
CMake
144 lines
4.5 KiB
CMake
# OpenClonk, http://www.openclonk.org
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#
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# Copyright (c) 2009-2014, The OpenClonk Team and contributors
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#
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# Distributed under the terms of the ISC license; see accompanying file
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# "COPYING" for details.
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#
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# "Clonk" is a registered trademark of Matthes Bender, used with permission.
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# See accompanying file "TRADEMARK" for details.
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#
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# To redistribute this file separately, substitute the full license texts
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# for the above references.
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# This module chooses an audio provider for use in OpenClonk.
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macro(__FINDAUDIO_FINDOPENAL)
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find_package(PkgConfig QUIET)
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if(PKG_CONFIG_FOUND)
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pkg_check_modules(OpenAL "openal>=1.15.1")
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pkg_check_modules(Alut "freealut>=1.1.0")
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pkg_check_modules(OggVorbis "vorbisfile>=1.3.2" "vorbis>=1.3.2" "ogg>=1.3.0")
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else()
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if(MSVC OR APPLE)
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find_path(OpenAL_INCLUDE_DIRS al.h PATH_SUFFIXES include/AL include/OpenAL include)
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find_path(Vorbis_INCLUDE_DIRS vorbis/codec.h vorbis/vorbisfile.h PATH_SUFFIXES include)
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find_library(Ogg_LIBRARY NAMES libogg_static libogg ogg)
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find_library(Vorbis_LIBRARY NAMES libvorbis_static libvorbis vorbis)
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find_library(Vorbisfile_LIBRARY NAMES libvorbisfile_static libvorbisfile vorbisfile)
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if(OpenAL_INCLUDE_DIRS)
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set(OpenAL_FOUND TRUE)
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endif()
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if(Vorbis_INCLUDE_DIRS AND Ogg_LIBRARY AND Vorbis_LIBRARY AND Vorbisfile_LIBRARY)
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set(OggVorbis_FOUND TRUE)
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set(OggVorbis_LIBRARIES ${Vorbisfile_LIBRARY} ${Vorbis_LIBRARY} ${Ogg_LIBRARY})
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set(OggVorbis_INCLUDE_DIRS(${Vorbis_INCLUDE_DIRS}))
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endif()
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endif()
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if(MSVC)
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find_path(Alut_INCLUDE_DIRS alut.h PATH_SUFFIXES include/AL include/OpenAL include)
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find_library(Alut_LIBRARY NAMES alut_static alut)
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if(${FIND_LIBRARY_USE_LIB64_PATHS})
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find_library(OpenAL_LIBRARY NAMES OpenAL64)
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else()
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find_library(OpenAL_LIBRARY NAMES OpenAL32)
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endif()
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if(NOT OpenAL_LIBRARY)
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set(OpenAL_FOUND FALSE)
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endif()
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if(Alut_INCLUDE_DIRS AND Alut_LIBRARY)
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set(Alut_FOUND TRUE)
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set(Alut_LIBRARIES ${Alut_LIBRARY})
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endif()
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endif()
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endif()
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endmacro()
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macro(__FINDAUDIO_FINDSDLMIXER)
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find_package(PkgConfig QUIET)
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if(PKG_CONFIG_FOUND)
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pkg_check_modules(SDLMixer "SDL_mixer>=1.2.12")
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endif()
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endmacro()
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if(Audio_TK)
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# Already chosen, don't do anything
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elseif(USE_CONSOLE)
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# Dedicated servers don't need audio output
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set(Audio_TK "none")
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set(Audio_FOUND TRUE)
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else()
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# Test for OpenAL
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__FINDAUDIO_FINDOPENAL()
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__FINDAUDIO_FINDSDLMIXER()
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find_package("FMod")
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if(OpenAL_FOUND AND (APPLE OR Alut_FOUND) AND OggVorbis_FOUND)
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# Prefer OpenAL
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set(Audio_TK "OpenAL")
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elseif(SDLMixer_FOUND)
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set(Audio_TK "SDL_Mixer")
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elseif(FMOD_FOUND)
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set(Audio_TK "FMod")
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endif()
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endif()
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# Search for the libraries again. If the provider was selected automatically, this will be
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# answered from cache; otherwise (because the user manually selected a provider) it will
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# make sure the provider is available.
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if(Audio_TK STREQUAL "OpenAL")
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__FINDAUDIO_FINDOPENAL()
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if(OpenAL_FOUND AND (APPLE OR Alut_FOUND) AND OggVorbis_FOUND)
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set(Audio_FOUND TRUE)
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set(Audio_LIBRARIES ${OpenAL_LIBRARIES} ${OggVorbis_LIBRARIES})
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set(Audio_INCLUDE_DIRS ${OpenAL_INCLUDE_DIRS} ${OggVorbis_INCLUDE_DIRS})
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if (NOT APPLE)
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# Apple doesn't need freealut
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set(Audio_LIBRARIES ${Audio_LIBRARIES} ${Alut_LIBRARIES})
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set(Audio_INCLUDE_DIRS ${Audio_INCLUDE_DIRS} ${Alut_INCLUDE_DIRS})
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else()
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# but it uses the AudioToolBox framework
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set(Audio_LIBRARIES ${Audio_LIBRARIES} "-framework OpenAL -framework AudioToolBox")
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endif()
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endif()
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elseif(Audio_TK STREQUAL "SDL_Mixer")
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__FINDAUDIO_FINDSDLMIXER()
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if(SDLMixer_FOUND)
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set(Audio_FOUND TRUE)
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set(Audio_LIBRARIES ${SDLMixer_LIBRARIES})
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set(Audio_INCLUDE_DIRS ${SDLMixer_INCLUDE_DIRS})
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endif()
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elseif(Audio_TK STREQUAL "FMod")
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find_package("FMod")
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if(FMOD_FOUND)
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set(Audio_FOUND TRUE)
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set(Audio_LIBRARIES ${FMOD_LIBRARIES})
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set(Audio_INCLUDE_DIRS ${FMOD_INCLUDE_DIR})
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endif()
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elseif(Audio_TK STREQUAL "none")
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set(Audio_FOUND TRUE)
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set(Audio_LIBRARIES "")
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set(Audio_INCLUDE_DIRS "")
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endif()
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if(Audio_FOUND)
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string(TOUPPER "${Audio_TK}" Audio_TK_UPPER)
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if(NOT Audio_FIND_QUIETLY)
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message(STATUS "Using Audio toolkit: ${Audio_TK}")
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endif()
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elseif(Audio_TK)
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message(FATAL_ERROR "User-requested audio provider not available.")
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else()
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set(Audio_FOUND FALSE)
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set(Audio_TK "none")
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string(TOUPPER "${Audio_TK}" Audio_TK_UPPER)
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set(Audio_LIBRARIES "")
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set(Audio_INCLUDE_DIRS "")
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if(Audio_FIND_REQUIRED)
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message(FATAL_ERROR "No audio provider was found")
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else()
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message(STATUS "Not enabling audio output.")
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endif()
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endif()
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