arch/linux/alsadigi.c File Reference

#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <alsa/asoundlib.h>
#include <pthread.h>
#include "error.h"
#include "mono.h"
#include "fix.h"
#include "vecmat.h"
#include "gr.h"
#include "piggy.h"
#include "digi.h"
#include "sounds.h"
#include "wall.h"
#include "newdemo.h"
#include "kconfig.h"
#include "altsound.h"

Classes
struct	sound_object
struct	sound_slot
Defines
#define	MAX_SOUND_SLOTS   32
#define	SOUND_BUFFER_SIZE   512
#define	MIN_VOLUME   10
#define	SOF_USED   1
#define	SOF_PLAYING   2
#define	SOF_LINK_TO_OBJ   4
#define	SOF_LINK_TO_POS   8
#define	SOF_PLAY_FOREVER   16
#define	lp_segnum   link.pos.segnum
#define	lp_sidenum   link.pos.sidenum
#define	lp_position   link.pos.position
#define	lo_objnum   link.obj.objnum
#define	lo_objsignature   link.obj.objsignature
#define	MAX_SOUND_OBJECTS   16
#define	SOUND_MAX_VOLUME   (F1_0 / 2)
#define	LOCK()   pthread_mutex_lock(&mutex)
#define	UNLOCK()   pthread_mutex_unlock(&mutex)
Functions
void	reset_sounds_on_channel (int channel)
void	digi_reset_digi_sounds (void)
static void	audio_mixcallback (void *userdata, ubyte *stream, int len)
void *	mixer_thread (void *data)
int	digi_init ()
void	digi_reset ()
void	digi_close ()
static int	get_free_slot ()
int	digi_start_sound (int soundnum, fix volume, fix pan)
int	digi_start_sound_object (int obj)
void	digi_play_sample (int soundno, fix max_volume)
void	digi_play_sample_once (int soundno, fix max_volume)
void	digi_play_sample_3d (int soundno, int angle, int volume, int no_dups)
void	digi_get_sound_loc (vms_matrix *listener, vms_vector *listener_pos, int listener_seg, vms_vector *sound_pos, int sound_seg, fix max_volume, int *volume, int *pan, fix max_distance)
int	digi_link_sound_to_object2 (int soundnum, short objnum, int forever, fix max_volume, fix max_distance)
int	digi_link_sound_to_object (int soundnum, short objnum, int forever, fix max_volume)
int	digi_link_sound_to_pos2 (int soundnum, short segnum, short sidenum, vms_vector *pos, int forever, fix max_volume, fix max_distance)
int	digi_link_sound_to_pos (int soundnum, short segnum, short sidenum, vms_vector *pos, int forever, fix max_volume)
void	digi_kill_sound_linked_to_segment (int segnum, int sidenum, int soundnum)
void	digi_kill_sound_linked_to_object (int objnum)
void	digi_sync_sounds ()
void	digi_init_sounds ()
void	digi_set_digi_volume (int dvolume)
void	digi_set_volume (int dvolume, int mvolume)
int	digi_is_sound_playing (int soundno)
void	digi_pause_all ()
void	digi_resume_all ()
void	digi_stop_all ()
void	digi_set_max_channels (int n)
int	digi_get_max_channels ()
Variables
static const ubyte	mix8 []
sound_object	SoundObjects [MAX_SOUND_OBJECTS]
short	next_signature = 0
int	digi_volume = SOUND_MAX_VOLUME
int	digi_lomem = 0
static int	digi_initialised = 0
sound_slot	SoundSlots [MAX_SOUND_SLOTS]
static int	digi_sounds_initialized = 0
static int	digi_max_channels = 16
static int	next_handle = 0
int	SampleHandles [32]
snd_pcm_t *	snd_devhandle
pthread_t	thread_id
pthread_mutex_t	mutex

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Define Documentation

#define lo_objnum   link.obj.objnum

#define lo_objsignature   link.obj.objsignature

#define LOCK (   )     pthread_mutex_lock(&mutex)

#define lp_position   link.pos.position

#define lp_segnum   link.pos.segnum

#define lp_sidenum   link.pos.sidenum

#define MAX_SOUND_OBJECTS   16

#define MAX_SOUND_SLOTS   32

#define MIN_VOLUME   10

#define SOF_LINK_TO_OBJ   4

#define SOF_LINK_TO_POS   8

#define SOF_PLAY_FOREVER   16

#define SOF_PLAYING   2

#define SOF_USED   1

#define SOUND_BUFFER_SIZE   512

#define SOUND_MAX_VOLUME   (F1_0 / 2)

#define UNLOCK (   )     pthread_mutex_unlock(&mutex)

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Function Documentation

static void audio_mixcallback (  void *  userdata, ubyte *  stream, int  len )  [static]

void digi_close (  void   )

int digi_get_max_channels (   )

void digi_get_sound_loc (  vms_matrix *  listener, vms_vector *  listener_pos, int  listener_seg, vms_vector *  sound_pos, int  sound_seg, fix  max_volume, int *  volume, int *  pan, fix  max_distance )

int digi_init (   )

void digi_init_sounds (   )

int digi_is_sound_playing (  int  soundno  )

void digi_kill_sound_linked_to_object (  int  objnum  )

void digi_kill_sound_linked_to_segment (  int  segnum, int  sidenum, int  soundnum )

int digi_link_sound_to_object (  int  soundnum, short  objnum, int  forever, fix  max_volume )

int digi_link_sound_to_object2 (  int  soundnum, short  objnum, int  forever, fix  max_volume, fix  max_distance )

int digi_link_sound_to_pos (  int  soundnum, short  segnum, short  sidenum, vms_vector *  pos, int  forever, fix  max_volume )

int digi_link_sound_to_pos2 (  int  soundnum, short  segnum, short  sidenum, vms_vector *  pos, int  forever, fix  max_volume, fix  max_distance )

void digi_pause_all (   )

void digi_play_sample (  int  soundno, fix  max_volume )

void digi_play_sample_3d (  int  soundno, int  angle, int  volume, int  no_dups )

void digi_play_sample_once (  int  soundno, fix  max_volume )

void digi_reset (   )

void digi_reset_digi_sounds (  void   )

void digi_resume_all (   )

void digi_set_digi_volume (  int  dvolume  )

void digi_set_max_channels (  int  n  )

void digi_set_volume (  int  dvolume, int  mvolume )

int digi_start_sound (  int  soundnum, fix  volume, fix  pan )

int digi_start_sound_object (  int  obj  )

void digi_stop_all (   )

void digi_sync_sounds (   )

static int get_free_slot (   )  [static]

void* mixer_thread (  void *  data  )

void reset_sounds_on_channel (  int  channel  )

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Variable Documentation

int digi_initialised = 0 [static]

int digi_lomem = 0

int digi_max_channels = 16 [static]

int digi_sounds_initialized = 0 [static]

int digi_volume = SOUND_MAX_VOLUME

const ubyte mix8[] [static]

pthread_mutex_t mutex

int next_handle = 0 [static]

short next_signature = 0

int SampleHandles[32]

snd_pcm_t* snd_devhandle

sound_object SoundObjects[MAX_SOUND_OBJECTS]

struct sound_slot SoundSlots[MAX_SOUND_SLOTS]

pthread_t thread_id

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