X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=snd_main.h;h=527ce49fc4241b5c6b1343dd1ac247af56a56fcf;hp=3b53b62a90ffe15036c37b3bc93b41746bb3e5db;hb=HEAD;hpb=1bcc071e269a026b1c20cb5613480e60a423c8ad diff --git a/snd_main.h b/snd_main.h index 3b53b62a..1ce9e169 100644 --- a/snd_main.h +++ b/snd_main.h @@ -21,8 +21,11 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. #ifndef SND_MAIN_H #define SND_MAIN_H -#include "sound.h" - +#include +#include "qtypes.h" +#include "qdefs.h" +struct mempool_s; +struct sfx_s; typedef struct snd_format_s { @@ -50,31 +53,29 @@ typedef struct snd_ringbuffer_s // may be smaller than startframe if the "ring" buffer has wrapped } snd_ringbuffer_t; -// sfx_t flags +// struct sfx_s flags #define SFXFLAG_NONE 0 #define SFXFLAG_FILEMISSING (1 << 0) // wasn't able to load the associated sound file -#define SFXFLAG_SERVERSOUND (1 << 1) // the sfx is part of the server precache list +#define SFXFLAG_LEVELSOUND (1 << 1) // the sfx is part of the server or client precache list for this level #define SFXFLAG_STREAMED (1 << 2) // informative only. You shouldn't need to know that -#define SFXFLAG_PERMANENTLOCK (1 << 3) // can never be freed (ex: used by the client code) +#define SFXFLAG_MENUSOUND (1 << 3) // not freed during level change (menu sounds, music, etc) typedef struct snd_fetcher_s snd_fetcher_t; struct sfx_s { char name[MAX_QPATH]; - sfx_t *next; - size_t memsize; // total memory used (including sfx_t and fetcher data) - - // One lock is automatically granted while the sfx is - // playing (and removed when stopped). Locks can also be - int locks; // added by S_PrecacheSound and S_ServerSounds. - // A SFX with no lock and no SFXFLAG_PERMANENTLOCK is - // freed at level change by S_ServerSounds. + struct sfx_s *next; + size_t memsize; // total memory used (including struct sfx_s and fetcher data) + snd_format_t format; // format describing the audio data that fetcher->getsamplesfloat will return unsigned int flags; // cf SFXFLAG_* defines unsigned int loopstart; // in sample frames. equals total_length if not looped unsigned int total_length; // in sample frames const snd_fetcher_t *fetcher; void *fetcher_data; // Per-sfx data for the sound fetching functions + + float volume_mult; // for replay gain (multiplier to apply) + float volume_peak; // for replay gain (highest peak); if set to 0, ReplayGain isn't supported }; // maximum supported speakers constant @@ -82,76 +83,81 @@ struct sfx_s typedef struct channel_s { - short listener_volume [SND_LISTENERS]; // 0-255 volume per speaker - int master_vol; // 0-255 master volume - sfx_t *sfx; // sfx number + // provided sound information + struct sfx_s *sfx; // pointer to sound sample being used + float basevolume; // 0-1 master volume unsigned int flags; // cf CHANNELFLAG_* defines - int pos; // sample position in sfx, negative values delay the start of the sound playback - int entnum; // to allow overriding a specific sound - int entchannel; + int entnum; // makes sound follow entity origin (allows replacing interrupting existing sound on same id) + int entchannel; // which channel id on the entity vec3_t origin; // origin of sound effect - vec_t dist_mult; // distance multiplier (attenuation/clipK) + vec_t distfade; // distance multiplier (attenuation/clipK) void *fetcher_data; // Per-channel data for the sound fetching function + int prologic_invert;// whether a sound is played on the surround channels in prologic + float basespeed; // playback rate multiplier for pitch variation + + // these are often updated while mixer is running, glitching should be minimized (mismatched channel volumes from spatialization is okay) + // spatialized playback speed (speed * doppler ratio) + float mixspeed; + // spatialized volume per speaker (mastervol * distanceattenuation * channelvolume cvars) + float volume[SND_LISTENERS]; + + // updated ONLY by mixer + // position in sfx, starts at 0, loops or stops at sfx->total_length + double position; } channel_t; // Sound fetching functions // "start" is both an input and output parameter: it returns the actual start time of the sound buffer -typedef const snd_buffer_t* (*snd_fetcher_getsb_t) (void *sfxfetcher, void **chfetcherpointer, unsigned int *start, unsigned int nbsampleframes); -typedef void (*snd_fetcher_endsb_t) (void *chfetcherdata); -typedef void (*snd_fetcher_free_t) (void *sfxfetcherdata); -typedef const snd_format_t* (*snd_fetcher_getfmt_t) (sfx_t* sfx); +typedef void (*snd_fetcher_getsamplesfloat_t) (channel_t *ch, struct sfx_s *sfx, int firstsampleframe, int numsampleframes, float *outsamplesfloat); +typedef void (*snd_fetcher_stopchannel_t) (channel_t *ch); +typedef void (*snd_fetcher_freesfx_t) (struct sfx_s *sfx); struct snd_fetcher_s { - snd_fetcher_getsb_t getsb; - snd_fetcher_endsb_t endsb; - snd_fetcher_free_t free; - snd_fetcher_getfmt_t getfmt; + snd_fetcher_getsamplesfloat_t getsamplesfloat; + snd_fetcher_stopchannel_t stopchannel; + snd_fetcher_freesfx_t freesfx; }; -// 0 to NUM_AMBIENTS - 1 = water, etc -// NUM_AMBIENTS to NUM_AMBIENTS + MAX_DYNAMIC_CHANNELS - 1 = normal entity sounds -// NUM_AMBIENTS + MAX_DYNAMIC_CHANNELS to total_channels = static sounds -#define MAX_DYNAMIC_CHANNELS 512 -#define MAX_CHANNELS 1028 - extern unsigned int total_channels; extern channel_t channels[MAX_CHANNELS]; extern snd_ringbuffer_t *snd_renderbuffer; -extern unsigned int soundtime; // WARNING: sound modules must NOT use it +extern qbool snd_threaded; // enables use of snd_usethreadedmixing, provided that no sound hacks are in effect (like timedemo) +extern qbool snd_usethreadedmixing; // if true, the main thread does not mix sound, soundtime does not advance, and neither does snd_renderbuffer->endframe, instead the audio thread will call S_MixToBuffer as needed -extern cvar_t _snd_mixahead; -extern cvar_t snd_swapstereo; -extern cvar_t snd_streaming; +extern struct cvar_s snd_waterfx; +extern struct cvar_s _snd_mixahead; +extern struct cvar_s snd_swapstereo; +extern struct cvar_s snd_streaming; +extern struct cvar_s snd_streaming_length; #define SND_CHANNELLAYOUT_AUTO 0 #define SND_CHANNELLAYOUT_STANDARD 1 #define SND_CHANNELLAYOUT_ALSA 2 -extern cvar_t snd_channellayout; +extern struct cvar_s snd_channellayout; extern int snd_blocked; // counter. When > 0, we stop submitting sound to the audio device -extern mempool_t *snd_mempool; +extern struct mempool_s *snd_mempool; // If simsound is true, the sound card is not initialized and no sound is submitted to it. // More generally, all arch-dependent operations are skipped or emulated. // Used for isolating performance in the renderer. -extern qboolean simsound; +extern qbool simsound; + + +#define STREAM_BUFFERSIZE 16384 // in sampleframes // ==================================================================== // Architecture-independent functions // ==================================================================== -void S_PaintChannels (snd_ringbuffer_t* rb, unsigned int starttime, unsigned int endtime); +void S_SetUnderwaterIntensity(void); -qboolean S_LoadSound (sfx_t *sfx, qboolean complain); +void S_MixToBuffer(void *stream, unsigned int frames); -void S_LockSfx (sfx_t *sfx); -void S_UnlockSfx (sfx_t *sfx); - -snd_buffer_t *Snd_CreateSndBuffer (const unsigned char *samples, unsigned int sampleframes, const snd_format_t* in_format, unsigned int sb_speed); -qboolean Snd_AppendToSndBuffer (snd_buffer_t* sb, const unsigned char *samples, unsigned int sampleframes, const snd_format_t* format); +qbool S_LoadSound (struct sfx_s *sfx, qbool complain); // If "buffer" is NULL, the function allocates one buffer of "sampleframes" sample frames itself // (if "sampleframes" is 0, the function chooses the size). @@ -162,9 +168,9 @@ snd_ringbuffer_t *Snd_CreateRingBuffer (const snd_format_t* format, unsigned int // Architecture-dependent functions // ==================================================================== -// Create "snd_renderbuffer" with the proper sound format if the call is successful -// May return a suggested format if the requested format isn't available -qboolean SndSys_Init (const snd_format_t* requested, snd_format_t* suggested); +// Create "snd_renderbuffer", attempting to use the chosen sound format, but accepting if the driver wants to change it (e.g. 7.1 to stereo or lowering the speed) +// Note: SDL automatically converts all formats, so this only fails if there is no audio +qbool SndSys_Init (snd_format_t* fmt); // Stop the sound card, delete "snd_renderbuffer" and free its other resources void SndSys_Shutdown (void); @@ -176,10 +182,35 @@ void SndSys_Submit (void); unsigned int SndSys_GetSoundTime (void); // Get the exclusive lock on "snd_renderbuffer" -qboolean SndSys_LockRenderBuffer (void); +qbool SndSys_LockRenderBuffer (void); // Release the exclusive lock on "snd_renderbuffer" void SndSys_UnlockRenderBuffer (void); +// if the sound system can generate events, send them +void SndSys_SendKeyEvents(void); + +// exported for capturevideo so ogg can see all channels +typedef struct portable_samplepair_s +{ + float sample[SND_LISTENERS]; +} portable_sampleframe_t; + +typedef struct listener_s +{ + int channel_unswapped; // for un-swapping + float yawangle; + float dotscale; + float dotbias; + float ambientvolume; +} +listener_t; +typedef struct speakerlayout_s +{ + const char *name; + unsigned int channels; + listener_t listeners[SND_LISTENERS]; +} +speakerlayout_t; #endif