type alias fixes for SDL
This commit is contained in:
rumpf_a@web.de
parent
13c69f5540
commit
f311acc589
10 changed files with 2807 additions and 669 deletions
351
lib/wrappers/sdl/sdl_mixer_nosmpeg.nim
Executable file
351
lib/wrappers/sdl/sdl_mixer_nosmpeg.nim
Executable file
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#******************************************************************************
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# Copy of SDL_Mixer without smpeg dependency and mp3 support
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#******************************************************************************
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import
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sdl
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when defined(windows):
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const
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MixerLibName = "SDL_mixer.dll"
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elif defined(macosx):
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const
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MixerLibName = "libSDL_mixer-1.2.0.dylib"
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else:
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const
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MixerLibName = "libSDL_mixer.so"
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const
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MAJOR_VERSION* = 1'i8
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MINOR_VERSION* = 2'i8
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PATCHLEVEL* = 7'i8 # Backwards compatibility
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CHANNELS* = 8 # Good default values for a PC soundcard
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DEFAULT_FREQUENCY* = 22050
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when defined(IA32):
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const
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DEFAULT_FORMAT* = AUDIO_S16LSB
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else:
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const
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DEFAULT_FORMAT* = AUDIO_S16MSB
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const
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DEFAULT_CHANNELS* = 2
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MAX_VOLUME* = 128 # Volume of a chunk
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PATH_MAX* = 255
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LIBMIKMOD_VERSION_MAJOR* = 3
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LIBMIKMOD_VERSION_MINOR* = 1
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LIBMIKMOD_REVISION* = 8
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LIBMIKMOD_VERSION* = ((LIBMIKMOD_VERSION_MAJOR shl 16) or
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(LIBMIKMOD_VERSION_MINOR shl 8) or (LIBMIKMOD_REVISION))
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type #music_cmd.h types
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PMusicCMD* = ptr TMusicCMD
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TMusicCMD*{.final.} = object #wavestream.h types
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filename*: array[0..PATH_MAX - 1, char]
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cmd*: array[0..PATH_MAX - 1, char]
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pid*: TSYS_ThreadHandle
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PWAVStream* = ptr TWAVStream
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TWAVStream*{.final.} = object #playmidi.h types
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wavefp*: Pointer
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start*: int32
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stop*: int32
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cvt*: TAudioCVT
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PMidiEvent* = ptr TMidiEvent
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TMidiEvent*{.final.} = object
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time*: int32
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channel*: byte
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typ*: byte
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a*: byte
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b*: byte
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PMidiSong* = ptr TMidiSong
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TMidiSong*{.final.} = object #music_ogg.h types
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samples*: int32
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events*: PMidiEvent
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POGG_Music* = ptr TOGG_Music
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TOGG_Music*{.final.} = object # mikmod.h types
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#*
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# * Error codes
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# *
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playing*: cint
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volume*: cint #vf: OggVorbis_File;
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section*: cint
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cvt*: TAudioCVT
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len_available*: cint
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snd_available*: pointer
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TErrorEnum* = enum
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MMERR_OPENING_FILE, MMERR_OUT_OF_MEMORY, MMERR_DYNAMIC_LINKING,
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MMERR_SAMPLE_TOO_BIG, MMERR_OUT_OF_HANDLES, MMERR_UNKNOWN_WAVE_TYPE,
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MMERR_LOADING_PATTERN, MMERR_LOADING_TRACK, MMERR_LOADING_HEADER,
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MMERR_LOADING_SAMPLEINFO, MMERR_NOT_A_MODULE, MMERR_NOT_A_STREAM,
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MMERR_MED_SYNTHSAMPLES, MMERR_ITPACK_INVALID_DATA, MMERR_DETECTING_DEVICE,
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MMERR_INVALID_DEVICE, MMERR_INITIALIZING_MIXER, MMERR_OPENING_AUDIO,
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MMERR_8BIT_ONLY, MMERR_16BIT_ONLY, MMERR_STEREO_ONLY, MMERR_ULAW,
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MMERR_NON_BLOCK, MMERR_AF_AUDIO_PORT, MMERR_AIX_CONFIG_INIT,
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MMERR_AIX_CONFIG_CONTROL, MMERR_AIX_CONFIG_START, MMERR_GUS_SETTINGS,
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MMERR_GUS_RESET, MMERR_GUS_TIMER, MMERR_HP_SETSAMPLESIZE, MMERR_HP_SETSPEED,
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MMERR_HP_CHANNELS, MMERR_HP_AUDIO_OUTPUT, MMERR_HP_AUDIO_DESC,
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MMERR_HP_BUFFERSIZE, MMERR_OSS_SETFRAGMENT, MMERR_OSS_SETSAMPLESIZE,
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MMERR_OSS_SETSTEREO, MMERR_OSS_SETSPEED, MMERR_SGI_SPEED, MMERR_SGI_16BIT,
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MMERR_SGI_8BIT, MMERR_SGI_STEREO, MMERR_SGI_MONO, MMERR_SUN_INIT,
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MMERR_OS2_MIXSETUP, MMERR_OS2_SEMAPHORE, MMERR_OS2_TIMER, MMERR_OS2_THREAD,
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MMERR_DS_PRIORITY, MMERR_DS_BUFFER, MMERR_DS_FORMAT, MMERR_DS_NOTIFY,
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MMERR_DS_EVENT, MMERR_DS_THREAD, MMERR_DS_UPDATE, MMERR_WINMM_HANDLE,
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MMERR_WINMM_ALLOCATED, MMERR_WINMM_DEVICEID, MMERR_WINMM_FORMAT,
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MMERR_WINMM_UNKNOWN, MMERR_MAC_SPEED, MMERR_MAC_START, MMERR_MAX
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PMODULE* = ptr TMODULE
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TMODULE*{.final.} = object
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PUNIMOD* = ptr TUNIMOD
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TUNIMOD* = TMODULE #SDL_mixer.h types
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# The internal format for an audio chunk
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PChunk* = ptr TChunk
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TChunk*{.final.} = object
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allocated*: cint
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abuf*: pointer
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alen*: Uint32
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volume*: byte # Per-sample volume, 0-128
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TFading* = enum
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MIX_NO_FADING, MIX_FADING_OUT, MIX_FADING_IN
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TMusicType* = enum
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MUS_NONE, MUS_CMD, MUS_WAV, MUS_MOD, MUS_MID, MUS_OGG
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PMusic* = ptr TMusic
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TMusic*{.final.} = object
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typ*: TMusicType
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TMixFunction* = proc (udata, stream: pointer, length: cint): Pointer{.
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cdecl.} # This macro can be used to fill a version structure with the compile-time
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# version of the SDL_mixer library.
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proc VERSION*(X: var sdl.TVersion)
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# This function gets the version of the dynamically linked SDL_mixer library.
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# It should NOT be used to fill a version structure, instead you should use the
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# SDL_MIXER_VERSION() macro.
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proc Linked_Version*(): sdl.Pversion{.cdecl, importc: "Mix_Linked_Version",
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dynlib: MixerLibName.}
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# Open the mixer with a certain audio format
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proc OpenAudio*(frequency: cint, format: Uint16, channels: cint,
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chunksize: cint): cint{.cdecl, importc: "Mix_OpenAudio",
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dynlib: MixerLibName.}
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# Dynamically change the number of channels managed by the mixer.
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# If decreasing the number of channels, the upper channels are
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# stopped.
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# This function returns the new number of allocated channels.
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#
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proc AllocateChannels*(numchannels: cint): cint{.cdecl,
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importc: "Mix_AllocateChannels", dynlib: MixerLibName.}
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# Find out what the actual audio device parameters are.
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# This function returns 1 if the audio has been opened, 0 otherwise.
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#
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proc QuerySpec*(frequency: var cint, format: var Uint16, channels: var cint): cint{.
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cdecl, importc: "Mix_QuerySpec", dynlib: MixerLibName.}
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# Load a wave file or a music (.mod .s3m .it .xm) file
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proc LoadWAV_RW*(src: PRWops, freesrc: cint): PChunk{.cdecl,
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importc: "Mix_LoadWAV_RW", dynlib: MixerLibName.}
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proc LoadWAV*(filename: cstring): PChunk
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proc LoadMUS*(filename: cstring): PMusic{.cdecl, importc: "Mix_LoadMUS",
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dynlib: MixerLibName.}
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# Load a wave file of the mixer format from a memory buffer
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proc QuickLoad_WAV*(mem: pointer): PChunk{.cdecl,
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importc: "Mix_QuickLoad_WAV", dynlib: MixerLibName.}
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# Free an audio chunk previously loaded
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proc FreeChunk*(chunk: PChunk){.cdecl, importc: "Mix_FreeChunk",
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dynlib: MixerLibName.}
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proc FreeMusic*(music: PMusic){.cdecl, importc: "Mix_FreeMusic",
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dynlib: MixerLibName.}
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# Find out the music format of a mixer music, or the currently playing
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# music, if 'music' is NULL.
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proc GetMusicType*(music: PMusic): TMusicType{.cdecl,
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importc: "Mix_GetMusicType", dynlib: MixerLibName.}
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# Set a function that is called after all mixing is performed.
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# This can be used to provide real-time visual display of the audio stream
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# or add a custom mixer filter for the stream data.
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#
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proc SetPostMix*(mixfunc: TMixFunction, arg: Pointer){.cdecl,
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importc: "Mix_SetPostMix", dynlib: MixerLibName.}
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# Add your own music player or additional mixer function.
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# If 'mix_func' is NULL, the default music player is re-enabled.
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#
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proc HookMusic*(mix_func: TMixFunction, arg: Pointer){.cdecl,
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importc: "Mix_HookMusic", dynlib: MixerLibName.}
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# Add your own callback when the music has finished playing.
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#
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proc HookMusicFinished*(music_finished: Pointer){.cdecl,
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importc: "Mix_HookMusicFinished", dynlib: MixerLibName.}
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# Get a pointer to the user data for the current music hook
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proc GetMusicHookData*(): Pointer{.cdecl, importc: "Mix_GetMusicHookData",
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dynlib: MixerLibName.}
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#* Add your own callback when a channel has finished playing. NULL
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# * to disable callback.*
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type
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TChannel_finished* = proc (channel: cint){.cdecl.}
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proc ChannelFinished*(channel_finished: TChannel_finished){.cdecl,
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importc: "Mix_ChannelFinished", dynlib: MixerLibName.}
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const
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CHANNEL_POST* = - 2
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type
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TEffectFunc* = proc (chan: cint, stream: Pointer, length: cint,
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udata: Pointer): Pointer{.cdecl.}
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TEffectDone* = proc (chan: cint, udata: Pointer): Pointer{.cdecl.}
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proc RegisterEffect*(chan: cint, f: TEffectFunc, d: TEffectDone,
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arg: Pointer): cint{.cdecl,
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importc: "Mix_RegisterEffect", dynlib: MixerLibName.}
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proc UnregisterEffect*(channel: cint, f: TEffectFunc): cint{.cdecl,
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importc: "Mix_UnregisterEffect", dynlib: MixerLibName.}
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proc UnregisterAllEffects*(channel: cint): cint{.cdecl,
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importc: "Mix_UnregisterAllEffects", dynlib: MixerLibName.}
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const
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EFFECTSMAXSPEED* = "MIX_EFFECTSMAXSPEED"
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proc SetPanning*(channel: cint, left: byte, right: byte): cint{.cdecl,
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importc: "Mix_SetPanning", dynlib: MixerLibName.}
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proc SetPosition*(channel: cint, angle: int16, distance: byte): cint{.cdecl,
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importc: "Mix_SetPosition", dynlib: MixerLibName.}
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proc SetDistance*(channel: cint, distance: byte): cint{.cdecl,
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importc: "Mix_SetDistance", dynlib: MixerLibName.}
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proc SetReverseStereo*(channel: cint, flip: cint): cint{.cdecl,
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importc: "Mix_SetReverseStereo", dynlib: MixerLibName.}
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proc ReserveChannels*(num: cint): cint{.cdecl, importc: "Mix_ReserveChannels",
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dynlib: MixerLibName.}
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proc GroupChannel*(which: cint, tag: cint): cint{.cdecl,
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importc: "Mix_GroupChannel", dynlib: MixerLibName.}
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# Assign several consecutive channels to a group
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proc GroupChannels*(`from`: cint, `to`: cint, tag: cint): cint{.cdecl,
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importc: "Mix_GroupChannels", dynlib: MixerLibName.}
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# Finds the first available channel in a group of channels
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proc GroupAvailable*(tag: cint): cint{.cdecl, importc: "Mix_GroupAvailable",
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dynlib: MixerLibName.}
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# Returns the number of channels in a group. This is also a subtle
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# way to get the total number of channels when 'tag' is -1
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#
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proc GroupCount*(tag: cint): cint{.cdecl, importc: "Mix_GroupCount",
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dynlib: MixerLibName.}
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# Finds the "oldest" sample playing in a group of channels
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proc GroupOldest*(tag: cint): cint{.cdecl, importc: "Mix_GroupOldest",
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dynlib: MixerLibName.}
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# Finds the "most recent" (i.e. last) sample playing in a group of channels
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proc GroupNewer*(tag: cint): cint{.cdecl, importc: "Mix_GroupNewer",
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dynlib: MixerLibName.}
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# The same as above, but the sound is played at most 'ticks' milliseconds
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proc PlayChannelTimed*(channel: cint, chunk: PChunk, loops: cint,
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ticks: cint): cint{.cdecl,
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importc: "Mix_PlayChannelTimed", dynlib: MixerLibName.}
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proc PlayChannel*(channel: cint, chunk: PChunk, loops: cint): cint
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proc PlayMusic*(music: PMusic, loops: cint): cint{.cdecl,
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importc: "Mix_PlayMusic", dynlib: MixerLibName.}
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# Fade in music or a channel over "ms" milliseconds, same semantics as the "Play" functions
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proc FadeInMusic*(music: PMusic, loops: cint, ms: cint): cint{.cdecl,
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importc: "Mix_FadeInMusic", dynlib: MixerLibName.}
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proc FadeInChannelTimed*(channel: cint, chunk: PChunk, loops: cint,
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ms: cint, ticks: cint): cint{.cdecl,
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importc: "Mix_FadeInChannelTimed", dynlib: MixerLibName.}
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proc FadeInChannel*(channel: cint, chunk: PChunk, loops: cint, ms: cint): cint
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# Set the volume in the range of 0-128 of a specific channel or chunk.
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# If the specified channel is -1, set volume for all channels.
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# Returns the original volume.
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# If the specified volume is -1, just return the current volume.
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#
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proc Volume*(channel: cint, volume: cint): cint{.cdecl, importc: "Mix_Volume",
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dynlib: MixerLibName.}
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proc VolumeChunk*(chunk: PChunk, volume: cint): cint{.cdecl,
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importc: "Mix_VolumeChunk", dynlib: MixerLibName.}
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proc VolumeMusic*(volume: cint): cint{.cdecl, importc: "Mix_VolumeMusic",
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dynlib: MixerLibName.}
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# Halt playing of a particular channel
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proc HaltChannel*(channel: cint): cint{.cdecl, importc: "Mix_HaltChannel",
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dynlib: MixerLibName.}
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proc HaltGroup*(tag: cint): cint{.cdecl, importc: "Mix_HaltGroup",
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dynlib: MixerLibName.}
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proc HaltMusic*(): cint{.cdecl, importc: "Mix_HaltMusic",
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dynlib: MixerLibName.}
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proc ExpireChannel*(channel: cint, ticks: cint): cint{.cdecl,
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importc: "Mix_ExpireChannel", dynlib: MixerLibName.}
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proc FadeOutChannel*(which: cint, ms: cint): cint{.cdecl,
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importc: "Mix_FadeOutChannel", dynlib: MixerLibName.}
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proc FadeOutGroup*(tag: cint, ms: cint): cint{.cdecl,
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importc: "Mix_FadeOutGroup", dynlib: MixerLibName.}
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proc FadeOutMusic*(ms: cint): cint{.cdecl, importc: "Mix_FadeOutMusic",
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dynlib: MixerLibName.}
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# Query the fading status of a channel
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proc FadingMusic*(): TFading{.cdecl, importc: "Mix_FadingMusic",
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dynlib: MixerLibName.}
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proc FadingChannel*(which: cint): TFading{.cdecl,
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importc: "Mix_FadingChannel", dynlib: MixerLibName.}
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# Pause/Resume a particular channel
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proc Pause*(channel: cint){.cdecl, importc: "Mix_Pause", dynlib: MixerLibName.}
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proc Resume*(channel: cint){.cdecl, importc: "Mix_Resume",
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dynlib: MixerLibName.}
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proc Paused*(channel: cint): cint{.cdecl, importc: "Mix_Paused",
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dynlib: MixerLibName.}
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# Pause/Resume the music stream
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proc PauseMusic*(){.cdecl, importc: "Mix_PauseMusic", dynlib: MixerLibName.}
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proc ResumeMusic*(){.cdecl, importc: "Mix_ResumeMusic", dynlib: MixerLibName.}
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proc RewindMusic*(){.cdecl, importc: "Mix_RewindMusic", dynlib: MixerLibName.}
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proc PausedMusic*(): cint{.cdecl, importc: "Mix_PausedMusic",
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dynlib: MixerLibName.}
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# Set the current position in the music stream.
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# This returns 0 if successful, or -1 if it failed or isn't implemented.
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# This function is only implemented for MOD music formats (set pattern
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# order number) and for OGG music (set position in seconds), at the
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# moment.
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#
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proc SetMusicPosition*(position: float64): cint{.cdecl,
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importc: "Mix_SetMusicPosition", dynlib: MixerLibName.}
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# Check the status of a specific channel.
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# If the specified channel is -1, check all channels.
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#
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proc Playing*(channel: cint): cint{.cdecl, importc: "Mix_Playing",
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dynlib: MixerLibName.}
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proc PlayingMusic*(): cint{.cdecl, importc: "Mix_PlayingMusic",
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dynlib: MixerLibName.}
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# Stop music and set external music playback command
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proc SetMusicCMD*(command: cstring): cint{.cdecl, importc: "Mix_SetMusicCMD",
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dynlib: MixerLibName.}
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# Synchro value is set by MikMod from modules while playing
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proc SetSynchroValue*(value: cint): cint{.cdecl,
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importc: "Mix_SetSynchroValue", dynlib: MixerLibName.}
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proc GetSynchroValue*(): cint{.cdecl, importc: "Mix_GetSynchroValue",
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dynlib: MixerLibName.}
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#
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# Get the Mix_Chunk currently associated with a mixer channel
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# Returns nil if it's an invalid channel, or there's no chunk associated.
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#
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proc GetChunk*(channel: cint): PChunk{.cdecl, importc: "Mix_GetChunk",
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dynlib: MixerLibName.}
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# Close the mixer, halting all playing audio
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proc CloseAudio*(){.cdecl, importc: "Mix_CloseAudio", dynlib: MixerLibName.}
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# We'll use SDL for reporting errors
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proc VERSION(X: var Tversion) =
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X.major = MAJOR_VERSION
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X.minor = MINOR_VERSION
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X.patch = PATCHLEVEL
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proc LoadWAV(filename: cstring): PChunk =
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result = LoadWAV_RW(RWFromFile(filename, "rb"), 1)
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proc PlayChannel(channel: cint, chunk: PChunk, loops: cint): cint =
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result = PlayChannelTimed(channel, chunk, loops, - 1)
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proc FadeInChannel(channel: cint, chunk: PChunk, loops: cint, ms: cint): cint =
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result = FadeInChannelTimed(channel, chunk, loops, ms, - 1)
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