// Cvars declared in sound.h (part of the sound API)
cvar_t bgmvolume = {CVAR_SAVE, "bgmvolume", "1", "volume of background music (such as CD music or replacement files such as sound/cdtracks/track002.ogg)"};
+cvar_t mastervolume = {CVAR_SAVE, "mastervolume", "0.7", "master volume"};
cvar_t volume = {CVAR_SAVE, "volume", "0.7", "volume of sound effects"};
cvar_t snd_initialized = { CVAR_READONLY, "snd_initialized", "0", "indicates the sound subsystem is active"};
cvar_t snd_staticvolume = {CVAR_SAVE, "snd_staticvolume", "1", "volume of ambient sound effects (such as swampy sounds at the start of e1m2)"};
{
Cvar_RegisterVariable(&volume);
Cvar_RegisterVariable(&bgmvolume);
+ Cvar_RegisterVariable(&mastervolume);
Cvar_RegisterVariable(&snd_staticvolume);
Cvar_RegisterVariable(&snd_entchannel0volume);
Cvar_RegisterVariable(&snd_entchannel1volume);
return sfx;
}
+/*
+==================
+S_SoundLength
+==================
+*/
+
+float S_SoundLength(const char *name)
+{
+ sfx_t *sfx;
+
+ if (!snd_initialized.integer)
+ return -1;
+ if (name == NULL || name[0] == 0)
+ return -1;
+
+ sfx = S_FindName(name);
+ if (sfx == NULL)
+ return -1;
+ return sfx->total_length / (float) S_GetSoundRate();
+}
+
/*
==================
S_IsSoundPrecached
}
-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)
{
channel_t *target_chan, *check, *ch;
int ch_idx, startpos;
// if an identical sound has also been started this frame, offset the pos
// a bit to keep it from just making the first one louder
check = &channels[NUM_AMBIENTS];
- startpos = 0;
- for (ch_idx=NUM_AMBIENTS ; ch_idx < NUM_AMBIENTS + MAX_DYNAMIC_CHANNELS ; ch_idx++, check++)
+ startpos = (int)(startposition * S_GetSoundRate());
+ if (startpos == 0)
{
- if (check == target_chan)
- continue;
- if (check->sfx == sfx && check->pos == 0)
+ for (ch_idx=NUM_AMBIENTS ; ch_idx < NUM_AMBIENTS + MAX_DYNAMIC_CHANNELS ; ch_idx++, check++)
{
- // use negative pos offset to delay this sound effect
- startpos = (int)lhrandom(0, -0.1 * snd_renderbuffer->format.speed);
- break;
+ if (check == target_chan)
+ continue;
+ if (check->sfx == sfx && check->pos == 0)
+ {
+ // use negative pos offset to delay this sound effect
+ startpos = (int)lhrandom(0, -0.1 * snd_renderbuffer->format.speed);
+ break;
+ }
}
}
return (target_chan - channels);
}
+int S_StartSound (int entnum, int entchannel, sfx_t *sfx, vec3_t origin, float fvol, float attenuation)
+{
+ return S_StartSound_StartPosition(entnum, entchannel, sfx, origin, fvol, attenuation, 0);
+}
+
void S_StopChannel (unsigned int channel_ind, qboolean lockmutex)
{
channel_t *ch;
void S_SetChannelVolume(unsigned int ch_ind, float fvol)
{
sfx_t *sfx = channels[ch_ind].sfx;
- S_SetChannelVolume_WithSfx(ch_ind, fvol, sfx);
+ if(sfx)
+ S_SetChannelVolume_WithSfx(ch_ind, fvol, sfx);
}
float S_GetChannelPosition (unsigned int ch_ind)
int s;
channel_t *ch = &channels[ch_ind];
sfx_t *sfx = ch->sfx;
+ if (!sfx)
+ return -1;
s = ch->pos;
/*
return (s % sfx->total_length) / (float) S_GetSoundRate();
}
+float S_GetEntChannelPosition(int entnum, int entchannel)
+{
+ channel_t *ch;
+ unsigned int i;
+ for (i = 0; i < total_channels; i++)
+ {
+ ch = &channels[i];
+ if (ch->entnum == entnum && ch->entchannel == entchannel)
+ return S_GetChannelPosition(i);
+ }
+ return -1; // no playing sound in this channel
+}
/*
=================
oldsoundtime = soundtime;
cls.soundstats.latency_milliseconds = (snd_renderbuffer->endframe - snd_renderbuffer->startframe) * 1000 / snd_renderbuffer->format.speed;
+ R_TimeReport("audiomix");
}
/*
S_UpdateAmbientSounds ();
combine = NULL;
+ R_TimeReport("audioprep");
// update spatialization for static and dynamic sounds
cls.soundstats.totalsounds = 0;
if (k < SND_LISTENERS)
cls.soundstats.mixedsounds++;
}
+ R_TimeReport("audiospatialize");
sound_spatialized = true;