X-Git-Url: http://de.git.xonotic.org/?p=xonotic%2Fdarkplaces.git;a=blobdiff_plain;f=sound.h;h=37e53b06f1e541983304a6a8e68603ca43184759;hp=d9aaeb7acbdc54496a16b11ac3e92f6cafc7f0a3;hb=a37cd455150d17f68eec25ae6fa57808d940f1ae;hpb=f3e79d752a76a9d6329759a83ec9800a5e4cc92b diff --git a/sound.h b/sound.h index d9aaeb7a..37e53b06 100644 --- a/sound.h +++ b/sound.h @@ -17,192 +17,82 @@ along with this program; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ -// sound.h -- client sound i/o functions #ifndef SOUND_H #define SOUND_H +#include "matrixlib.h" + + +// ==================================================================== +// Constants +// ==================================================================== + #define DEFAULT_SOUND_PACKET_VOLUME 255 #define DEFAULT_SOUND_PACKET_ATTENUATION 1.0 -typedef struct -{ - size_t length; - size_t offset; - qbyte data[4]; // variable sized -} sfxbuffer_t; - -typedef struct -{ - unsigned int speed; - unsigned int width; - unsigned int channels; -} snd_format_t; - -// sfx_t flags -#define SFXFLAG_NONE 0 -#define SFXFLAG_SILENTLYMISSING (1 << 0) // if the sfx is missing and loaded with complain = false -#define SFXFLAG_USED (1 << 1) -#define SFXFLAG_STREAMED (1 << 2) // informative only. You shouldn't need to know that - -typedef struct snd_fetcher_s snd_fetcher_t; -typedef struct sfx_s -{ - char name[MAX_QPATH]; - mempool_t *mempool; - unsigned int flags; // cf SFXFLAG_* defines - snd_format_t format; - int loopstart; - size_t total_length; - const snd_fetcher_t *fetcher; - void *fetcher_data; // Per-sfx data for the sound fetching functions -} sfx_t; - -typedef struct -{ - snd_format_t format; - int samples; // mono samples in buffer - int samplepos; // in mono samples - unsigned char *buffer; - int bufferlength; // used only by certain drivers -} dma_t; - -// channel_t flags +// Channel flags #define CHANNELFLAG_NONE 0 #define CHANNELFLAG_FORCELOOP (1 << 0) // force looping even if the sound is not looped -#define CHANNELFLAG_LOCALSOUND (1 << 1) // non-game sound (ex: menu sound) +#define CHANNELFLAG_LOCALSOUND (1 << 1) // INTERNAL USE. Not settable by S_SetChannelFlag #define CHANNELFLAG_PAUSED (1 << 2) +#define CHANNELFLAG_FULLVOLUME (1 << 3) // isn't affected by the general volume -typedef struct -{ - sfx_t *sfx; // sfx number - unsigned int flags; // cf CHANNELFLAG_* defines - int leftvol; // 0-255 volume - int rightvol; // 0-255 volume - int end; // end time in global paintsamples - int lastptime; // last time this channel was painted - int pos; // sample position in sfx - int looping; // where to loop, -1 = no looping - int entnum; // to allow overriding a specific sound - int entchannel; - vec3_t origin; // origin of sound effect - vec_t dist_mult; // distance multiplier (attenuation/clipK) - int master_vol; // 0-255 master volume - void *fetcher_data; // Per-channel data for the sound fetching function -} channel_t; - -typedef const sfxbuffer_t* (*snd_fetcher_getsb_t) (channel_t* ch, unsigned int start, unsigned int nbsamples); -typedef void (*snd_fetcher_end_t) (channel_t* ch); -struct snd_fetcher_s -{ - snd_fetcher_getsb_t getsb; - snd_fetcher_end_t end; -}; - -void S_Init (void); -void S_Startup (void); -void S_Shutdown (void); -// S_StartSound returns the channel index, or -1 if an error occurred -int S_StartSound (int entnum, int entchannel, sfx_t *sfx, vec3_t origin, float fvol, float attenuation); -void S_StaticSound (sfx_t *sfx, vec3_t origin, float vol, float attenuation); -void S_StopChannel (unsigned int channel_ind); -void S_PauseChannel (unsigned int channel_ind, qboolean toggle); -void S_LoopChannel (unsigned int channel_ind, qboolean toggle); -void S_StopSound (int entnum, int entchannel); -void S_StopAllSounds(qboolean clear); -void S_PauseGameSounds (void); -void S_ResumeGameSounds (void); -void S_SetChannelVolume (unsigned int ch_ind, float fvol); -void S_Update(vec3_t origin, vec3_t forward, vec3_t left, vec3_t up); -void S_ExtraUpdate (void); - -sfx_t *S_GetCached(const char *name, qboolean stdpath); -sfx_t *S_PrecacheSound (const char *sample, qboolean complain, qboolean stdpath); -void S_TouchSound (const char *sample, qboolean stdpath); -void S_ClearUsed (void); -void S_PurgeUnused (void); -void S_PaintChannels(int endtime); -void S_InitPaintChannels (void); - -// initializes cycling through a DMA buffer and returns information on it -qboolean SNDDMA_Init(void); - -// gets the current DMA position -int SNDDMA_GetDMAPos(void); - -// shutdown the DMA xfer. -void SNDDMA_Shutdown(void); - -extern size_t ResampleSfx (const qbyte *in_data, size_t in_length, const snd_format_t* in_format, qbyte *out_data, const char* sfxname); // ==================================================================== -// User-setable variables +// Types and variables // ==================================================================== -// LordHavoc: increased from 128 to 516 (4 for NUM_AMBIENTS) -#define MAX_CHANNELS 516 -// LordHavoc: increased maximum sound channels from 8 to 128 -#define MAX_DYNAMIC_CHANNELS 128 +typedef struct sfx_s sfx_t; +extern cvar_t mastervolume; +extern cvar_t bgmvolume; +extern cvar_t volume; +extern cvar_t snd_initialized; +extern cvar_t snd_staticvolume; +extern cvar_t snd_mutewhenidle; -extern channel_t channels[MAX_CHANNELS]; -// 0 to MAX_DYNAMIC_CHANNELS-1 = normal entity sounds -// MAX_DYNAMIC_CHANNELS to MAX_DYNAMIC_CHANNELS + NUM_AMBIENTS -1 = water, etc -// MAX_DYNAMIC_CHANNELS + NUM_AMBIENTS to total_channels = static sounds - -extern unsigned int total_channels; - -// -// Fake dma is a synchronous faking of the DMA progress used for -// isolating performance in the renderer. The fakedma_updates is -// number of times S_Update() is called per second. -// -extern qboolean fakedma; -extern int fakedma_updates; -extern int paintedtime; -extern int soundtime; -extern vec3_t listener_vieworigin; -extern vec3_t listener_viewforward; -extern vec3_t listener_viewleft; -extern vec3_t listener_viewup; -extern volatile dma_t *shm; -extern vec_t sound_nominal_clip_dist; +// ==================================================================== +// Functions +// ==================================================================== -extern cvar_t bgmvolume; -extern cvar_t volume; -extern cvar_t snd_swapstereo; +void S_Init (void); +void S_Terminate (void); -extern cvar_t cdaudioinitialized; -extern cvar_t snd_initialized; -extern cvar_t snd_streaming; +void S_Startup (void); +void S_Shutdown (void); +void S_UnloadAllSounds_f (void); -extern int snd_blocked; +void S_Update(const matrix4x4_t *listenermatrix); +void S_ExtraUpdate (void); -void S_LocalSound (const char *s, qboolean stdpath); -qboolean S_LoadSound (sfx_t *s, qboolean complain); -void S_UnloadSound(sfx_t *s); +sfx_t *S_PrecacheSound (const char *sample, qboolean complain, qboolean serversound); +float S_SoundLength(const char *name); +void S_ClearUsed (void); +void S_PurgeUnused (void); +qboolean S_IsSoundPrecached (const sfx_t *sfx); -void SND_InitScaletable (void); -void SNDDMA_Submit(void); +// S_StartSound returns the channel index, or -1 if an error occurred +int S_StartSound (int entnum, int entchannel, sfx_t *sfx, vec3_t origin, float fvol, float attenuation); +int S_StartSound_StartPosition (int entnum, int entchannel, sfx_t *sfx, vec3_t origin, float fvol, float attenuation, float startposition); +qboolean S_LocalSound (const char *s); -void *S_LockBuffer(void); -void S_UnlockBuffer(void); +void S_StaticSound (sfx_t *sfx, vec3_t origin, float fvol, float attenuation); +void S_StopSound (int entnum, int entchannel); +void S_StopAllSounds (void); +void S_PauseGameSounds (qboolean toggle); -// add some data to the tail of the rawsamples queue -void S_RawSamples_Enqueue(short *samples, unsigned int length); -// read and remove some data from the head of the rawsamples queue -void S_RawSamples_Dequeue(int *samples, unsigned int length); -// empty the rawsamples queue -void S_RawSamples_ClearQueue(void); -// returns how much more data the queue wants, or 0 if it is already full enough -int S_RawSamples_QueueWantsMore(void); +void S_StopChannel (unsigned int channel_ind, qboolean lockmutex); +qboolean S_SetChannelFlag (unsigned int ch_ind, unsigned int flag, qboolean value); +void S_SetChannelVolume (unsigned int ch_ind, float fvol); +float S_GetChannelPosition (unsigned int ch_ind); +float S_GetEntChannelPosition(int entnum, int entchannel); -// resamples one sound buffer into another, while changing the length -void S_ResampleBuffer16Stereo(short *input, int inputlength, short *output, int outputlength); +void S_BlockSound (void); +void S_UnblockSound (void); -// returns the rate that the rawsamples system is running at -int S_RawSamples_SampleRate(void); +int S_GetSoundRate (void); +int S_GetSoundChannels (void); #endif -