mirror of
https://git.code.sf.net/p/quake/quakeforge
synced 2024-11-23 21:02:50 +00:00
237 lines
6.5 KiB
C
237 lines
6.5 KiB
C
/*
|
|
sound.h
|
|
|
|
Sound headers.
|
|
|
|
Copyright (C) 1996-1997 Id Software, Inc.
|
|
|
|
This program is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU General Public License
|
|
as published by the Free Software Foundation; either version 2
|
|
of the License, or (at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
|
|
|
|
See the GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to:
|
|
|
|
Free Software Foundation, Inc.
|
|
59 Temple Place - Suite 330
|
|
Boston, MA 02111-1307, USA
|
|
|
|
$Id$
|
|
*/
|
|
// sound.h -- client sound i/o functions
|
|
|
|
#ifndef _SOUND_H
|
|
#define _SOUND_H
|
|
|
|
#include "QF/mathlib.h"
|
|
#include "QF/zone.h"
|
|
|
|
#define AMBIENT_WATER 0
|
|
#define AMBIENT_SKY 1
|
|
#define AMBIENT_SLIME 2
|
|
#define AMBIENT_LAVA 3
|
|
#define NUM_AMBIENTS 4 // automatic ambient sounds
|
|
|
|
#define DEFAULT_SOUND_PACKET_VOLUME 255
|
|
#define DEFAULT_SOUND_PACKET_ATTENUATION 1.0
|
|
|
|
// !!! if this is changed, it must be changed in asm_i386.h too !!!
|
|
typedef struct
|
|
{
|
|
int left;
|
|
int right;
|
|
} portable_samplepair_t;
|
|
|
|
typedef struct sfx_s
|
|
{
|
|
char name[MAX_QPATH];
|
|
cache_user_t cache;
|
|
} sfx_t;
|
|
|
|
// !!! if this is changed, it much be changed in asm_i386.h too !!!
|
|
typedef struct
|
|
{
|
|
int length;
|
|
int loopstart;
|
|
int speed;
|
|
int width;
|
|
int stereo;
|
|
int bytes;
|
|
byte data[4]; // variable sized
|
|
} sfxcache_t;
|
|
|
|
typedef struct
|
|
{
|
|
qboolean gamealive;
|
|
qboolean soundalive;
|
|
qboolean splitbuffer;
|
|
int channels;
|
|
int samples; // mono samples in buffer
|
|
int submission_chunk; // don't mix less than this #
|
|
int samplepos; // in mono samples
|
|
int samplebits;
|
|
int speed;
|
|
unsigned char *buffer;
|
|
} dma_t;
|
|
|
|
// !!! if this is changed, it much be changed in asm_i386.h too !!!
|
|
typedef struct
|
|
{
|
|
sfx_t *sfx; // sfx number
|
|
int leftvol; // 0-255 volume
|
|
int rightvol; // 0-255 volume
|
|
int end; // end time in global paintsamples
|
|
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
|
|
int phase; // phase shift between l-r in samples
|
|
int oldphase; // phase shift between l-r in samples
|
|
} channel_t;
|
|
|
|
typedef struct
|
|
{
|
|
int rate;
|
|
int width;
|
|
int channels;
|
|
int loopstart;
|
|
int samples;
|
|
int dataofs; // chunk starts this many bytes from file start
|
|
} wavinfo_t;
|
|
|
|
struct model_s;
|
|
void S_Init (struct model_s **worldmodel, int *viewentity,
|
|
double *host_frametime);
|
|
void S_Init_Cvars (void);
|
|
void S_Startup (void);
|
|
void S_Shutdown (void);
|
|
void S_StartSound (int entnum, int entchannel, sfx_t *sfx, const vec3_t origin,
|
|
float fvol, float attenuation);
|
|
void S_StaticSound (sfx_t *sfx, const vec3_t origin, float vol,
|
|
float attenuation);
|
|
void S_StopSound (int entnum, int entchannel);
|
|
void S_StopAllSounds(qboolean clear);
|
|
void S_ClearBuffer (void);
|
|
void S_Update (const vec3_t origin, const vec3_t v_forward,
|
|
const vec3_t v_right, const vec3_t v_up);
|
|
void S_ExtraUpdate (void);
|
|
void S_BlockSound (void);
|
|
void S_UnblockSound (void);
|
|
|
|
sfx_t *S_PrecacheSound (const char *sample);
|
|
void S_TouchSound (const char *sample);
|
|
void S_ClearPrecache (void);
|
|
void S_BeginPrecaching (void);
|
|
void S_EndPrecaching (void);
|
|
void SND_PaintChannels(int endtime);
|
|
|
|
void SND_Init (void);
|
|
void SND_Shutdown (void);
|
|
void SND_AmbientOff (void);
|
|
void SND_AmbientOn (void);
|
|
void SND_TouchSound (const char *sample);
|
|
void SND_ClearBuffer (void);
|
|
void SND_StaticSound (sfx_t *sfx, const vec3_t origin, float vol,
|
|
float attenuation);
|
|
void SND_StartSound (int entnum, int entchannel, sfx_t *sfx,
|
|
const vec3_t origin, float fvol, float attenuation);
|
|
void SND_StopSound (int entnum, int entchannel);
|
|
sfx_t *SND_PrecacheSound (const char *sample);
|
|
void SND_ClearPrecache (void);
|
|
void SND_Update (const vec3_t origin, const vec3_t v_forward,
|
|
const vec3_t v_right, const vec3_t v_up);
|
|
void SND_StopAllSounds (qboolean clear);
|
|
void SND_BeginPrecaching (void);
|
|
void SND_EndPrecaching (void);
|
|
void SND_ExtraUpdate (void);
|
|
void SND_LocalSound (const char *s);
|
|
void SND_BlockSound (void);
|
|
void SND_UnblockSound (void);
|
|
|
|
void SND_InitScaletable (void);
|
|
// picks a channel based on priorities, empty slots, number of channels
|
|
channel_t *SND_PickChannel(int entnum, int entchannel);
|
|
// spatializes a channel
|
|
void SND_Spatialize(channel_t *ch);
|
|
|
|
// initializes cycling through a DMA buffer and returns information on it
|
|
qboolean S_O_Init(void);
|
|
|
|
// gets the current DMA position
|
|
int S_O_GetDMAPos(void);
|
|
|
|
// shutdown the DMA xfer.
|
|
void S_O_Shutdown(void);
|
|
|
|
// ====================================================================
|
|
// User-setable variables
|
|
// ====================================================================
|
|
|
|
#define MAX_CHANNELS 256
|
|
#define MAX_DYNAMIC_CHANNELS 8
|
|
|
|
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 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_origin;
|
|
extern vec3_t listener_forward;
|
|
extern vec3_t listener_right;
|
|
extern vec3_t listener_up;
|
|
extern volatile dma_t *shm;
|
|
extern volatile dma_t sn;
|
|
extern vec_t sound_nominal_clip_dist;
|
|
|
|
extern struct cvar_s *snd_loadas8bit;
|
|
extern struct cvar_s *bgmvolume;
|
|
extern struct cvar_s *volume;
|
|
|
|
extern struct cvar_s *snd_device;
|
|
extern struct cvar_s *snd_rate;
|
|
extern struct cvar_s *snd_bits;
|
|
extern struct cvar_s *snd_stereo;
|
|
extern struct cvar_s *snd_interp;
|
|
extern struct cvar_s *snd_stereo_phase_separation;
|
|
|
|
extern qboolean snd_initialized;
|
|
|
|
extern int snd_blocked;
|
|
|
|
void S_LocalSound (const char *s);
|
|
sfxcache_t *S_LoadSound (sfx_t *s);
|
|
|
|
wavinfo_t GetWavinfo (const char *name, byte *wav, int wavlength);
|
|
|
|
void S_O_Submit(void);
|
|
void S_O_BlockSound (void);
|
|
void S_O_UnblockSound (void);
|
|
|
|
void S_AmbientOff (void);
|
|
void S_AmbientOn (void);
|
|
|
|
extern struct model_s **snd_worldmodel;
|
|
|
|
#endif // _SOUND_H
|