2 Copyright (C) 1996-1997 Id Software, Inc.
4 This program is free software; you can redistribute it and/or
5 modify it under the terms of the GNU General Public License
6 as published by the Free Software Foundation; either version 2
7 of the License, or (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
13 See the GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 // snd_main.c -- main control for any streaming sound output device
31 void S_SoundList(void);
34 void S_ClearBuffer (void);
37 // =======================================================================
38 // Internal sound data & structures
39 // =======================================================================
41 channel_t channels[MAX_CHANNELS];
42 unsigned int total_channels;
45 cvar_t snd_initialized = { CVAR_READONLY, "snd_initialized", "0"};
46 cvar_t snd_streaming = { CVAR_SAVE, "snd_streaming", "1"};
48 volatile dma_t *shm = 0;
51 vec3_t listener_origin;
52 matrix4x4_t listener_matrix;
53 vec_t sound_nominal_clip_dist=1000.0;
54 mempool_t *snd_mempool;
61 // Linked list of known sfx
62 sfx_t *known_sfx = NULL;
64 qboolean sound_started = false;
65 qboolean sound_spatialized = false;
67 // Fake dma is a synchronous faking of the DMA progress used for
68 // isolating performance in the renderer.
69 qboolean fakedma = false;
71 cvar_t bgmvolume = {CVAR_SAVE, "bgmvolume", "1"};
72 cvar_t volume = {CVAR_SAVE, "volume", "0.7"};
73 cvar_t snd_staticvolume = {CVAR_SAVE, "snd_staticvolume", "1"};
75 cvar_t nosound = {0, "nosound", "0"};
76 cvar_t snd_precache = {0, "snd_precache", "1"};
77 cvar_t bgmbuffer = {0, "bgmbuffer", "4096"};
78 cvar_t ambient_level = {0, "ambient_level", "0.3"};
79 cvar_t ambient_fade = {0, "ambient_fade", "100"};
80 cvar_t snd_noextraupdate = {0, "snd_noextraupdate", "0"};
81 cvar_t snd_show = {0, "snd_show", "0"};
82 cvar_t _snd_mixahead = {CVAR_SAVE, "_snd_mixahead", "0.1"};
83 cvar_t snd_swapstereo = {CVAR_SAVE, "snd_swapstereo", "0"};
86 sfx_t* ambient_sfxs [2] = { NULL, NULL };
87 const char* ambient_names [2] = { "sound/ambience/water1.wav", "sound/ambience/wind2.wav" };
90 // ====================================================================
92 // ====================================================================
94 void S_SoundInfo_f(void)
96 if (!sound_started || !shm)
98 Con_Print("sound system not started\n");
102 Con_Printf("%5d stereo\n", shm->format.channels - 1);
103 Con_Printf("%5d samples\n", shm->samples);
104 Con_Printf("%5d samplepos\n", shm->samplepos);
105 Con_Printf("%5d samplebits\n", shm->format.width * 8);
106 Con_Printf("%5d speed\n", shm->format.speed);
107 Con_Printf("%p dma buffer\n", shm->buffer);
108 Con_Printf("%5u total_channels\n", total_channels);
114 if (!snd_initialized.integer)
118 memset((void *)shm, 0, sizeof(*shm));
120 // create a piece of DMA memory
123 shm->format.width = 2;
124 shm->format.speed = 22050;
125 shm->format.channels = 2;
126 shm->samples = 32768;
128 shm->buffer = Mem_Alloc(snd_mempool, shm->format.channels * shm->samples * shm->format.width);
134 Con_Print("S_Startup: SNDDMA_Init failed.\n");
136 sound_started = false;
137 sound_spatialized = false;
142 sound_started = true;
144 Con_DPrintf("Sound sampling rate: %i\n", shm->format.speed);
149 void S_Shutdown(void)
155 Mem_Free(shm->buffer);
160 sound_started = false;
161 sound_spatialized = false;
164 void S_Restart_f(void)
177 Con_DPrint("\nSound Initialization\n");
179 Cvar_RegisterVariable(&volume);
180 Cvar_RegisterVariable(&bgmvolume);
181 Cvar_RegisterVariable(&snd_staticvolume);
183 // COMMANDLINEOPTION: Sound: -nosound disables sound (including CD audio)
184 if (COM_CheckParm("-nosound") || COM_CheckParm("-safe"))
187 snd_mempool = Mem_AllocPool("sound", 0, NULL);
189 // COMMANDLINEOPTION: Sound: -simsound runs sound mixing but with no output
190 if (COM_CheckParm("-simsound"))
193 Cmd_AddCommand("play", S_Play);
194 Cmd_AddCommand("play2", S_Play2);
195 Cmd_AddCommand("playvol", S_PlayVol);
196 Cmd_AddCommand("stopsound", S_StopAllSounds);
197 Cmd_AddCommand("soundlist", S_SoundList);
198 Cmd_AddCommand("soundinfo", S_SoundInfo_f);
199 Cmd_AddCommand("snd_restart", S_Restart_f);
201 Cvar_RegisterVariable(&nosound);
202 Cvar_RegisterVariable(&snd_precache);
203 Cvar_RegisterVariable(&snd_initialized);
204 Cvar_RegisterVariable(&snd_streaming);
205 Cvar_RegisterVariable(&bgmbuffer);
206 Cvar_RegisterVariable(&ambient_level);
207 Cvar_RegisterVariable(&ambient_fade);
208 Cvar_RegisterVariable(&snd_noextraupdate);
209 Cvar_RegisterVariable(&snd_show);
210 Cvar_RegisterVariable(&_snd_mixahead);
211 Cvar_RegisterVariable(&snd_swapstereo); // for people with backwards sound wiring
213 Cvar_SetValueQuick(&snd_initialized, true);
217 total_channels = MAX_DYNAMIC_CHANNELS + NUM_AMBIENTS; // no statics
218 memset(channels, 0, MAX_CHANNELS * sizeof(channel_t));
224 // =======================================================================
226 // =======================================================================
234 sfx_t *S_FindName (const char *name)
238 if (!snd_initialized.integer)
241 // Add the default sound directory to the path
242 if (strlen (name) >= sizeof (sfx->name))
243 Host_Error ("S_FindName: sound name too long (%s)", name);
245 // Look for this sound in the list of known sfx
246 for (sfx = known_sfx; sfx != NULL; sfx = sfx->next)
247 if(!strcmp (sfx->name, name))
250 // Add a sfx_t struct for this sound
251 sfx = Mem_Alloc (snd_mempool, sizeof (*sfx));
252 memset (sfx, 0, sizeof(*sfx));
253 strlcpy (sfx->name, name, sizeof (sfx->name));
254 sfx->next = known_sfx;
267 void S_FreeSfx (sfx_t *sfx)
269 // Never free a locked sfx
270 if (sfx->locks > 0 || (sfx->flags & SFXFLAG_PERMANENTLOCK))
273 Con_DPrintf ("S_FreeSfx: freeing %s\n", sfx->name);
275 // Remove it from the list of known sfx
276 if (sfx == known_sfx)
277 known_sfx = known_sfx->next;
282 for (prev_sfx = known_sfx; prev_sfx != NULL; prev_sfx = prev_sfx->next)
283 if (prev_sfx->next == sfx)
285 prev_sfx->next = sfx->next;
288 if (prev_sfx == NULL)
289 Sys_Error ("S_FreeSfx: Can't find SFX %s in the list!\n", sfx->name);
293 Mem_FreePool (&sfx->mempool);
304 void S_ServerSounds (char serversound [][MAX_QPATH], unsigned int numsounds)
309 // Start the ambient sounds and make them loop
310 for (i = 0; i < sizeof (ambient_sfxs) / sizeof (ambient_sfxs[0]); i++)
312 // Precache it if it's not done (request a lock to make sure it will never be freed)
313 if (ambient_sfxs[i] == NULL)
314 ambient_sfxs[i] = S_PrecacheSound (ambient_names[i], false, true);
315 if (ambient_sfxs[i] != NULL)
317 // Add a lock to the SFX while playing. It will be
318 // removed by S_StopAllSounds at the end of the level
319 S_LockSfx (ambient_sfxs[i]);
321 channels[i].sfx = ambient_sfxs[i];
322 channels[i].flags |= CHANNELFLAG_FORCELOOP;
326 // Remove 1 lock from all sfx with the SFXFLAG_SERVERSOUND flag, and remove the flag
327 for (sfx = known_sfx; sfx != NULL; sfx = sfx->next)
328 if (sfx->flags & SFXFLAG_SERVERSOUND)
331 sfx->flags &= ~SFXFLAG_SERVERSOUND;
334 // Add 1 lock and the SFXFLAG_SERVERSOUND flag to each sfx in "serversound"
335 for (i = 1; i < numsounds; i++)
337 sfx = S_FindName (serversound[i]);
341 sfx->flags |= SFXFLAG_SERVERSOUND;
345 // Free all unlocked sfx
351 // We may lose the "next" pointer after S_FreeSfx
366 sfx_t *S_PrecacheSound (const char *name, qboolean complain, qboolean lock)
370 if (!snd_initialized.integer)
373 sfx = S_FindName (name);
380 if (!nosound.integer && snd_precache.integer)
381 S_LoadSound(sfx, complain);
393 void S_LockSfx (sfx_t *sfx)
402 Remove a lock from a SFX
405 void S_UnlockSfx (sfx_t *sfx)
411 //=============================================================================
417 Picks a channel based on priorities, empty slots, number of channels
420 channel_t *SND_PickChannel(int entnum, int entchannel)
427 // Check for replacement sound, or find the best one to replace
429 life_left = 0x7fffffff;
430 for (ch_idx=NUM_AMBIENTS ; ch_idx < NUM_AMBIENTS + MAX_DYNAMIC_CHANNELS ; ch_idx++)
432 ch = &channels[ch_idx];
433 if (entchannel != 0 // channel 0 never overrides
434 && ch->entnum == entnum
435 && (ch->entchannel == entchannel || entchannel == -1) )
436 { // always override sound from same entity
437 first_to_die = ch_idx;
441 // don't let monster sounds override player sounds
442 if (ch->entnum == cl.viewentity && entnum != cl.viewentity && ch->sfx)
445 // don't override looped sounds
446 if ((ch->flags & CHANNELFLAG_FORCELOOP) != 0 ||
447 (ch->sfx != NULL && ch->sfx->loopstart >= 0))
450 if (ch->end - paintedtime < life_left)
452 life_left = ch->end - paintedtime;
453 first_to_die = ch_idx;
457 if (first_to_die == -1)
460 S_StopChannel (first_to_die);
462 return &channels[first_to_die];
469 Spatializes a channel
472 void SND_Spatialize(channel_t *ch, qboolean isstatic)
474 vec_t dist, scale, pan;
477 // anything coming from the view entity will always be full volume
478 // LordHavoc: make sounds with ATTN_NONE have no spatialization
479 if (ch->entnum == cl.viewentity || ch->dist_mult == 0)
481 ch->leftvol = ch->master_vol;
482 ch->rightvol = ch->master_vol;
486 // update sound origin if we know about the entity
487 if (ch->entnum > 0 && cls.state == ca_connected && cl_entities[ch->entnum].state_current.active)
489 //Con_Printf("-- entnum %i origin %f %f %f neworigin %f %f %f\n", ch->entnum, ch->origin[0], ch->origin[1], ch->origin[2], cl_entities[ch->entnum].state_current.origin[0], cl_entities[ch->entnum].state_current.origin[1], cl_entities[ch->entnum].state_current.origin[2]);
490 VectorCopy(cl_entities[ch->entnum].state_current.origin, ch->origin);
491 if (cl_entities[ch->entnum].state_current.modelindex && cl.model_precache[cl_entities[ch->entnum].state_current.modelindex] && cl.model_precache[cl_entities[ch->entnum].state_current.modelindex]->soundfromcenter)
492 VectorMAMAM(1.0f, ch->origin, 0.5f, cl.model_precache[cl_entities[ch->entnum].state_current.modelindex]->normalmins, 0.5f, cl.model_precache[cl_entities[ch->entnum].state_current.modelindex]->normalmaxs, ch->origin);
495 // calculate stereo seperation and distance attenuation
496 Matrix4x4_Transform(&listener_matrix, ch->origin, source_vec);
497 dist = VectorNormalizeLength(source_vec);
499 scale = ch->master_vol * (1.0 - (dist * ch->dist_mult));
501 pan = scale * source_vec[1];
502 // calculate the volumes
503 ch->leftvol = (int) (scale + pan);
504 ch->rightvol = (int) (scale - pan);
507 // Adjust volume of static sounds
510 ch->leftvol *= snd_staticvolume.value;
511 ch->rightvol *= snd_staticvolume.value;
515 ch->leftvol = bound(0, ch->leftvol, 255);
516 ch->rightvol = bound(0, ch->rightvol, 255);
520 // =======================================================================
521 // Start a sound effect
522 // =======================================================================
524 void S_PlaySfxOnChannel (sfx_t *sfx, channel_t *target_chan, unsigned int flags, vec3_t origin, float fvol, float attenuation, qboolean isstatic)
526 // Initialize the channel
527 memset (target_chan, 0, sizeof (*target_chan));
528 VectorCopy (origin, target_chan->origin);
529 target_chan->master_vol = fvol * 255;
530 target_chan->sfx = sfx;
531 target_chan->end = paintedtime + sfx->total_length;
532 target_chan->lastptime = paintedtime;
533 target_chan->flags = flags;
535 // If it's a static sound
538 if (sfx->loopstart == -1)
539 Con_DPrintf("Quake compatibility warning: Static sound \"%s\" is not looped\n", sfx->name);
540 target_chan->dist_mult = attenuation / (64.0f * sound_nominal_clip_dist);
543 target_chan->dist_mult = attenuation / sound_nominal_clip_dist;
545 // Lock the SFX during play
550 int S_StartSound (int entnum, int entchannel, sfx_t *sfx, vec3_t origin, float fvol, float attenuation)
552 channel_t *target_chan, *check;
556 if (!sound_started || !sfx || nosound.integer)
560 Con_DPrintf ("S_StartSound: \"%s\" hasn't been precached\n", sfx->name);
564 // Pick a channel to play on
565 target_chan = SND_PickChannel(entnum, entchannel);
569 S_PlaySfxOnChannel (sfx, target_chan, CHANNELFLAG_NONE, origin, fvol, attenuation, false);
570 target_chan->entnum = entnum;
571 target_chan->entchannel = entchannel;
573 SND_Spatialize(target_chan, false);
575 // if an identical sound has also been started this frame, offset the pos
576 // a bit to keep it from just making the first one louder
577 check = &channels[NUM_AMBIENTS];
578 for (ch_idx=NUM_AMBIENTS ; ch_idx < NUM_AMBIENTS + MAX_DYNAMIC_CHANNELS ; ch_idx++, check++)
580 if (check == target_chan)
582 if (check->sfx == sfx && !check->pos)
584 skip = 0.1 * sfx->format.speed;
585 if (skip > sfx->total_length)
586 skip = sfx->total_length;
588 skip = rand() % skip;
589 target_chan->pos += skip;
590 target_chan->end -= skip;
595 return (target_chan - channels);
598 void S_StopChannel (unsigned int channel_ind)
602 if (channel_ind >= total_channels)
605 ch = &channels[channel_ind];
608 sfx_t *sfx = ch->sfx;
610 if (sfx->fetcher != NULL)
612 snd_fetcher_end_t fetcher_end = sfx->fetcher->end;
613 if (fetcher_end != NULL)
617 // Remove the lock it holds
626 qboolean S_SetChannelFlag (unsigned int ch_ind, unsigned int flag, qboolean value)
628 if (ch_ind >= total_channels)
631 if (flag != CHANNELFLAG_FORCELOOP &&
632 flag != CHANNELFLAG_PAUSED &&
633 flag != CHANNELFLAG_FULLVOLUME)
637 channels[ch_ind].flags |= flag;
639 channels[ch_ind].flags &= ~flag;
644 void S_StopSound(int entnum, int entchannel)
648 for (i = 0; i < MAX_DYNAMIC_CHANNELS; i++)
649 if (channels[i].entnum == entnum && channels[i].entchannel == entchannel)
656 void S_StopAllSounds (void)
660 for (i = 0; i < total_channels; i++)
663 total_channels = MAX_DYNAMIC_CHANNELS + NUM_AMBIENTS; // no statics
664 memset(channels, 0, MAX_CHANNELS * sizeof(channel_t));
669 void S_PauseGameSounds (qboolean toggle)
673 for (i = 0; i < total_channels; i++)
678 if (ch->sfx != NULL && ! (ch->flags & CHANNELFLAG_LOCALSOUND))
679 S_SetChannelFlag (i, CHANNELFLAG_PAUSED, toggle);
683 void S_SetChannelVolume (unsigned int ch_ind, float fvol)
685 channels[ch_ind].master_vol = fvol * 255;
689 void S_ClearBuffer(void)
694 if (!sound_started || !shm)
697 if (shm->format.width == 1)
698 clear = 0x80; // 8 bit sound (unsigned)
700 clear = 0; // 16 bit sound (signed)
702 pbuf = S_LockBuffer();
705 int setsize = shm->samples * shm->format.width;
710 // on i586/i686 optimized versions of glibc, glibc *wrongly* IMO,
711 // reads the memory area before writing to it causing a seg fault
712 // since the memory is PROT_WRITE only and not PROT_READ|PROT_WRITE
713 //memset(shm->buffer, clear, shm->samples * shm->format.width);
725 void S_StaticSound (sfx_t *sfx, vec3_t origin, float fvol, float attenuation)
727 channel_t *target_chan;
729 if (!sound_started || !sfx || nosound.integer)
733 Con_DPrintf ("S_StaticSound: \"%s\" hasn't been precached\n", sfx->name);
737 if (total_channels == MAX_CHANNELS)
739 Con_Print("S_StaticSound: total_channels == MAX_CHANNELS\n");
743 target_chan = &channels[total_channels++];
744 S_PlaySfxOnChannel (sfx, target_chan, CHANNELFLAG_FORCELOOP, origin, fvol, attenuation, true);
746 SND_Spatialize (target_chan, true);
750 //=============================================================================
754 S_UpdateAmbientSounds
758 void S_UpdateAmbientSounds (void)
763 qbyte ambientlevels[NUM_AMBIENTS];
765 // Mute ambient sounds until proven otherwise
766 for (ambient_channel = 0 ; ambient_channel < NUM_AMBIENTS;ambient_channel++)
767 channels[ambient_channel].master_vol = 0;
769 if (ambient_level.value <= 0 || !cl.worldmodel || !cl.worldmodel->brush.AmbientSoundLevelsForPoint)
772 cl.worldmodel->brush.AmbientSoundLevelsForPoint(cl.worldmodel, listener_origin, ambientlevels, sizeof(ambientlevels));
774 // Calc ambient sound levels
775 for (ambient_channel = 0 ; ambient_channel< NUM_AMBIENTS ; ambient_channel++)
777 chan = &channels[ambient_channel];
778 if (chan->sfx == NULL || (chan->sfx->flags & SFXFLAG_FILEMISSING))
781 vol = ambient_level.value * ambientlevels[ambient_channel];
785 // Don't adjust volume too fast
786 if (chan->master_vol < vol)
788 chan->master_vol += host_realframetime * ambient_fade.value;
789 if (chan->master_vol > vol)
790 chan->master_vol = vol;
792 else if (chan->master_vol > vol)
794 chan->master_vol -= host_realframetime * ambient_fade.value;
795 if (chan->master_vol < vol)
796 chan->master_vol = vol;
799 chan->leftvol = chan->rightvol = chan->master_vol;
808 Called once each time through the main loop
811 void S_Update(const matrix4x4_t *listenermatrix)
813 unsigned int i, j, total;
814 channel_t *ch, *combine;
816 if (!snd_initialized.integer || (snd_blocked > 0))
819 Matrix4x4_Invert_Simple(&listener_matrix, listenermatrix);
820 Matrix4x4_OriginFromMatrix(listenermatrix, listener_origin);
822 // update general area ambient sound sources
823 S_UpdateAmbientSounds ();
827 // update spatialization for static and dynamic sounds
828 ch = channels+NUM_AMBIENTS;
829 for (i=NUM_AMBIENTS ; i<total_channels; i++, ch++)
833 SND_Spatialize(ch, i >= MAX_DYNAMIC_CHANNELS + NUM_AMBIENTS); // respatialize channel
834 if (!ch->leftvol && !ch->rightvol)
837 // try to combine static sounds with a previous channel of the same
838 // sound effect so we don't mix five torches every frame
839 if (i > MAX_DYNAMIC_CHANNELS + NUM_AMBIENTS)
841 // see if it can just use the last one
842 if (combine && combine->sfx == ch->sfx)
844 combine->leftvol += ch->leftvol;
845 combine->rightvol += ch->rightvol;
846 ch->leftvol = ch->rightvol = 0;
850 combine = channels+MAX_DYNAMIC_CHANNELS + NUM_AMBIENTS;
851 for (j=MAX_DYNAMIC_CHANNELS + NUM_AMBIENTS ; j<i; j++, combine++)
852 if (combine->sfx == ch->sfx)
855 if (j == total_channels)
861 combine->leftvol += ch->leftvol;
862 combine->rightvol += ch->rightvol;
863 ch->leftvol = ch->rightvol = 0;
870 sound_spatialized = true;
873 if (snd_show.integer)
877 for (i=0 ; i<total_channels; i++, ch++)
878 if (ch->sfx && (ch->leftvol || ch->rightvol) )
881 Con_Printf("----(%u)----\n", total);
887 void GetSoundtime(void)
891 static int oldsamplepos;
894 fullsamples = shm->samples / shm->format.channels;
896 // it is possible to miscount buffers if it has wrapped twice between
897 // calls to S_Update. Oh well.
898 samplepos = SNDDMA_GetDMAPos();
900 if (samplepos < oldsamplepos)
902 buffers++; // buffer wrapped
904 if (paintedtime > 0x40000000)
905 { // time to chop things off to avoid 32 bit limits
907 paintedtime = fullsamples;
911 oldsamplepos = samplepos;
913 soundtime = buffers * fullsamples + samplepos / shm->format.channels;
916 void S_ExtraUpdate (void)
918 if (snd_noextraupdate.integer || !sound_spatialized)
929 if (!sound_started || (snd_blocked > 0))
935 // check to make sure that we haven't overshot
936 if (paintedtime < soundtime)
937 paintedtime = soundtime;
939 // mix ahead of current position
940 endtime = soundtime + _snd_mixahead.value * shm->format.speed;
941 samps = shm->samples >> (shm->format.channels - 1);
942 if (endtime > (unsigned int)(soundtime + samps))
943 endtime = soundtime + samps;
945 S_PaintChannels (endtime);
951 ===============================================================================
955 ===============================================================================
958 static void S_Play_Common(float fvol, float attenuation)
968 strlcpy(name, Cmd_Argv(i), sizeof(name));
969 if (!strrchr(name, '.'))
970 strlcat(name, ".wav", sizeof(name));
973 // If we need to get the volume from the command line
976 fvol = atof(Cmd_Argv(i));
980 sfx = S_PrecacheSound (name, true, false);
983 ch_ind = S_StartSound(-1, 0, sfx, listener_origin, fvol, attenuation);
985 // Free the sfx if the file didn't exist
989 channels[ch_ind].flags |= CHANNELFLAG_LOCALSOUND;
996 S_Play_Common (1.0f, 1.0f);
1001 S_Play_Common (1.0f, 0.0f);
1004 void S_PlayVol(void)
1006 S_Play_Common (-1.0f, 0.0f);
1009 void S_SoundList(void)
1016 for (sfx = known_sfx, i = 0; sfx != NULL; sfx = sfx->next, i++)
1018 if (sfx->fetcher != NULL)
1020 size = sfx->mempool->totalsize;
1022 Con_Printf ("%c%c%c%c(%2db, %6s) %8i : %s\n",
1023 (sfx->loopstart >= 0) ? 'L' : ' ',
1024 (sfx->flags & SFXFLAG_STREAMED) ? 'S' : ' ',
1025 (sfx->locks > 0) ? 'K' : ' ',
1026 (sfx->flags & SFXFLAG_PERMANENTLOCK) ? 'P' : ' ',
1027 sfx->format.width * 8,
1028 (sfx->format.channels == 1) ? "mono" : "stereo",
1033 Con_Printf (" ( unknown ) unloaded : %s\n", sfx->name);
1035 Con_Printf("Total resident: %i\n", total);
1039 qboolean S_LocalSound (const char *sound)
1044 if (!snd_initialized.integer || nosound.integer)
1047 sfx = S_PrecacheSound (sound, true, false);
1050 Con_Printf("S_LocalSound: can't precache %s\n", sound);
1054 // Local sounds must not be freed
1055 sfx->flags |= SFXFLAG_PERMANENTLOCK;
1057 ch_ind = S_StartSound (cl.viewentity, 0, sfx, vec3_origin, 1, 1);
1061 channels[ch_ind].flags |= CHANNELFLAG_LOCALSOUND;