]> de.git.xonotic.org Git - xonotic/darkplaces.git/blobdiff - snd_main.c
eliminated qbyte type, now uses unsigned char throughout the engine for this purpose
[xonotic/darkplaces.git] / snd_main.c
index af6275c643a8f8e50ac9ad9855fa59e70cf54ec1..778e68d73285a5e2625cddc1754debc5aba52743 100644 (file)
@@ -31,8 +31,6 @@ void S_Play2(void);
 void S_SoundList(void);
 void S_Update_();
 
-void S_ClearBuffer (void);
-
 
 // =======================================================================
 // Internal sound data & structures
@@ -53,11 +51,9 @@ matrix4x4_t listener_matrix;
 vec_t sound_nominal_clip_dist=1000.0;
 mempool_t *snd_mempool;
 
-// sample PAIRS
 int soundtime;
 int paintedtime;
 
-
 // Linked list of known sfx
 sfx_t *known_sfx = NULL;
 
@@ -91,9 +87,12 @@ const char* ambient_names [2] = { "sound/ambience/water1.wav", "sound/ambience/w
 // Functions
 // ====================================================================
 
+void S_FreeSfx (sfx_t *sfx, qboolean force);
+
+
 void S_SoundInfo_f(void)
 {
-       if (!sound_started || !shm)
+       if (!sound_started)
        {
                Con_Print("sound system not started\n");
                return;
@@ -125,7 +124,7 @@ void S_Startup(void)
                shm->format.channels = 2;
                shm->samples = 32768;
                shm->samplepos = 0;
-               shm->buffer = Mem_Alloc(snd_mempool, shm->format.channels * shm->samples * shm->format.width);
+               shm->buffer = (unsigned char *)Mem_Alloc(snd_mempool, shm->format.channels * shm->samples * shm->format.width);
        }
        else
        {
@@ -141,9 +140,8 @@ void S_Startup(void)
 
        sound_started = true;
 
-       Con_DPrintf("Sound sampling rate: %i\n", shm->format.speed);
-
-       S_StopAllSounds ();
+       Con_Printf("Sound format: %dHz, %d bit, %d channels\n", shm->format.speed,
+                          shm->format.width * 8, shm->format.channels);
 }
 
 void S_Shutdown(void)
@@ -221,6 +219,27 @@ void S_Init(void)
 }
 
 
+/*
+================
+S_Terminate
+
+Shutdown and free all resources
+================
+*/
+void S_Terminate (void)
+{
+       S_Shutdown ();
+       OGG_CloseLibrary ();
+
+       // Free all SFXs
+       while (known_sfx != NULL)
+               S_FreeSfx (known_sfx, true);
+
+       Cvar_SetValueQuick (&snd_initialized, false);
+       Mem_FreePool (&snd_mempool);
+}
+
+
 // =======================================================================
 // Load a sound
 // =======================================================================
@@ -238,9 +257,11 @@ sfx_t *S_FindName (const char *name)
        if (!snd_initialized.integer)
                return NULL;
 
-       // Add the default sound directory to the path
        if (strlen (name) >= sizeof (sfx->name))
-               Host_Error ("S_FindName: sound name too long (%s)", name);
+       {
+               Con_Printf ("S_FindName: sound name too long (%s)", name);
+               return NULL;
+       }
 
        // Look for this sound in the list of known sfx
        for (sfx = known_sfx; sfx != NULL; sfx = sfx->next)
@@ -248,9 +269,10 @@ sfx_t *S_FindName (const char *name)
                        return sfx;
 
        // Add a sfx_t struct for this sound
-       sfx = Mem_Alloc (snd_mempool, sizeof (*sfx));
+       sfx = (sfx_t *)Mem_Alloc (snd_mempool, sizeof (*sfx));
        memset (sfx, 0, sizeof(*sfx));
        strlcpy (sfx->name, name, sizeof (sfx->name));
+       sfx->memsize = sizeof(*sfx);
        sfx->next = known_sfx;
        known_sfx = sfx;
 
@@ -264,10 +286,12 @@ S_FreeSfx
 
 ==================
 */
-void S_FreeSfx (sfx_t *sfx)
+void S_FreeSfx (sfx_t *sfx, qboolean force)
 {
-       // Never free a locked sfx
-       if (sfx->locks > 0 || (sfx->flags & SFXFLAG_PERMANENTLOCK))
+       unsigned int i;
+
+       // Never free a locked sfx unless forced
+       if (!force && (sfx->locks > 0 || (sfx->flags & SFXFLAG_PERMANENTLOCK)))
                return;
 
        Con_DPrintf ("S_FreeSfx: freeing %s\n", sfx->name);
@@ -286,11 +310,20 @@ void S_FreeSfx (sfx_t *sfx)
                                break;
                        }
                if (prev_sfx == NULL)
-                       Sys_Error ("S_FreeSfx: Can't find SFX %s in the list!\n", sfx->name);
+               {
+                       Con_Printf ("S_FreeSfx: Can't find SFX %s in the list!\n", sfx->name);
+                       return;
+               }
        }
 
+       // Stop all channels using this sfx
+       for (i = 0; i < total_channels; i++)
+               if (channels[i].sfx == sfx)
+                       S_StopChannel (i);
+
        // Free it
-       Mem_FreePool (&sfx->mempool);
+       if (sfx->fetcher != NULL && sfx->fetcher->free != NULL)
+               sfx->fetcher->free (sfx);
        Mem_Free (sfx);
 }
 
@@ -304,6 +337,7 @@ S_ServerSounds
 void S_ServerSounds (char serversound [][MAX_QPATH], unsigned int numsounds)
 {
        sfx_t *sfx;
+       sfx_t *sfxnext;
        unsigned int i;
 
        // Start the ambient sounds and make them loop
@@ -320,6 +354,7 @@ void S_ServerSounds (char serversound [][MAX_QPATH], unsigned int numsounds)
 
                        channels[i].sfx = ambient_sfxs[i];
                        channels[i].flags |= CHANNELFLAG_FORCELOOP;
+                       channels[i].master_vol = 0;
                }
        }
 
@@ -343,16 +378,10 @@ void S_ServerSounds (char serversound [][MAX_QPATH], unsigned int numsounds)
        }
 
        // Free all unlocked sfx
-       sfx = known_sfx;
-       while (sfx != NULL)
+       for (sfx = known_sfx;sfx;sfx = sfxnext)
        {
-               sfx_t* crtsfx;
-
-               // We may lose the "next" pointer after S_FreeSfx
-               crtsfx = sfx;
-               sfx = sfx->next;
-
-               S_FreeSfx (crtsfx);
+               sfxnext = sfx->next;
+               S_FreeSfx (sfx, false);
        }
 }
 
@@ -484,12 +513,10 @@ void SND_Spatialize(channel_t *ch, qboolean isstatic)
        else
        {
                // update sound origin if we know about the entity
-               if (ch->entnum > 0 && cls.state == ca_connected && cl_entities[ch->entnum].state_current.active)
+               if (ch->entnum > 0 && cls.state == ca_connected && cl_entities[ch->entnum].render.model)
                {
-                       //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]);
-                       VectorCopy(cl_entities[ch->entnum].state_current.origin, ch->origin);
-                       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)
-                               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);
+                       //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].persistent.trail_origin[0], cl_entities[ch->entnum].persistent.trail_origin[1], cl_entities[ch->entnum].persistent.trail_origin[2]);
+                       VectorCopy(cl_entities[ch->entnum].persistent.trail_origin, ch->origin);
                }
 
                // calculate stereo seperation and distance attenuation
@@ -502,6 +529,7 @@ void SND_Spatialize(channel_t *ch, qboolean isstatic)
                // calculate the volumes
                ch->leftvol = (int) (scale + pan);
                ch->rightvol = (int) (scale - pan);
+               //Con_Printf("%f %f %f:%f %f %f:%f %f:%d %d\n", ch->origin[0], ch->origin[1], ch->origin[2], source_vec[0], source_vec[1], source_vec[2], scale, pan, ch->leftvol, ch->rightvol);
        }
 
        // Adjust volume of static sounds
@@ -551,7 +579,7 @@ int S_StartSound (int entnum, int entchannel, sfx_t *sfx, vec3_t origin, float f
 {
        channel_t *target_chan, *check;
        int             ch_idx;
-       size_t  skip;
+       int             skip;
 
        if (!sound_started || !sfx || nosound.integer)
                return -1;
@@ -561,6 +589,9 @@ int S_StartSound (int entnum, int entchannel, sfx_t *sfx, vec3_t origin, float f
                return -1;
        }
 
+       if (entnum && entnum >= cl_max_entities)
+               CL_ExpandEntities(entnum);
+
        // Pick a channel to play on
        target_chan = SND_PickChannel(entnum, entchannel);
        if (!target_chan)
@@ -582,8 +613,8 @@ int S_StartSound (int entnum, int entchannel, sfx_t *sfx, vec3_t origin, float f
                if (check->sfx == sfx && !check->pos)
                {
                        skip = 0.1 * sfx->format.speed;
-                       if (skip > sfx->total_length)
-                               skip = sfx->total_length;
+                       if (skip > (int)sfx->total_length)
+                               skip = (int)sfx->total_length;
                        if (skip > 0)
                                skip = rand() % skip;
                        target_chan->pos += skip;
@@ -609,9 +640,9 @@ void S_StopChannel (unsigned int channel_ind)
 
                if (sfx->fetcher != NULL)
                {
-                       snd_fetcher_end_t fetcher_end = sfx->fetcher->end;
-                       if (fetcher_end != NULL)
-                               fetcher_end (ch);
+                       snd_fetcher_endsb_t fetcher_endsb = sfx->fetcher->endsb;
+                       if (fetcher_endsb != NULL)
+                               fetcher_endsb (ch);
                }
 
                // Remove the lock it holds
@@ -656,6 +687,10 @@ void S_StopSound(int entnum, int entchannel)
 void S_StopAllSounds (void)
 {
        unsigned int i;
+       unsigned char *pbuf;
+
+       if (!sound_started)
+               return;
 
        for (i = 0; i < total_channels; i++)
                S_StopChannel (i);
@@ -663,7 +698,23 @@ void S_StopAllSounds (void)
        total_channels = MAX_DYNAMIC_CHANNELS + NUM_AMBIENTS;   // no statics
        memset(channels, 0, MAX_CHANNELS * sizeof(channel_t));
 
-       S_ClearBuffer ();
+       // Clear sound buffer
+       pbuf = (unsigned char *)S_LockBuffer();
+       if (pbuf != NULL)
+       {
+               int setsize = shm->samples * shm->format.width;
+               int     clear = (shm->format.width == 1) ? 0x80 : 0;
+
+               // FIXME: is it (still) true? (check with OSS and ALSA)
+               // on i586/i686 optimized versions of glibc, glibc *wrongly* IMO,
+               // reads the memory area before writing to it causing a seg fault
+               // since the memory is PROT_WRITE only and not PROT_READ|PROT_WRITE
+               //memset(shm->buffer, clear, shm->samples * shm->format.width);
+               while (setsize--)
+                       *pbuf++ = clear;
+
+               S_UnlockBuffer ();
+       }
 }
 
 void S_PauseGameSounds (qboolean toggle)
@@ -686,37 +737,6 @@ void S_SetChannelVolume (unsigned int ch_ind, float fvol)
 }
 
 
-void S_ClearBuffer(void)
-{
-       int     clear;
-       unsigned char *pbuf;
-
-       if (!sound_started || !shm)
-               return;
-
-       if (shm->format.width == 1)
-               clear = 0x80;   // 8 bit sound (unsigned)
-       else
-               clear = 0;              // 16 bit sound (signed)
-
-       pbuf = S_LockBuffer();
-       if (pbuf != NULL)
-       {
-               int setsize = shm->samples * shm->format.width;
-
-               while (setsize--)
-                       *pbuf++ = clear;
-
-               // on i586/i686 optimized versions of glibc, glibc *wrongly* IMO,
-               // reads the memory area before writing to it causing a seg fault
-               // since the memory is PROT_WRITE only and not PROT_READ|PROT_WRITE
-               //memset(shm->buffer, clear, shm->samples * shm->format.width);
-
-               S_UnlockBuffer ();
-       }
-}
-
-
 /*
 =================
 S_StaticSound
@@ -760,11 +780,7 @@ void S_UpdateAmbientSounds (void)
        float           vol;
        int                     ambient_channel;
        channel_t       *chan;
-       qbyte           ambientlevels[NUM_AMBIENTS];
-
-       // Mute ambient sounds until proven otherwise
-       for (ambient_channel = 0 ; ambient_channel < NUM_AMBIENTS;ambient_channel++)
-               channels[ambient_channel].master_vol = 0;
+       unsigned char           ambientlevels[NUM_AMBIENTS];
 
        if (ambient_level.value <= 0 || !cl.worldmodel || !cl.worldmodel->brush.AmbientSoundLevelsForPoint)
                return;
@@ -775,7 +791,7 @@ void S_UpdateAmbientSounds (void)
        for (ambient_channel = 0 ; ambient_channel< NUM_AMBIENTS ; ambient_channel++)
        {
                chan = &channels[ambient_channel];
-               if (chan->sfx == NULL || (chan->sfx->flags & SFXFLAG_FILEMISSING))
+               if (chan->sfx == NULL || chan->sfx->fetcher == NULL)
                        continue;
 
                vol = ambient_level.value * ambientlevels[ambient_channel];
@@ -984,7 +1000,7 @@ static void S_Play_Common(float fvol, float attenuation)
 
                        // Free the sfx if the file didn't exist
                        if (ch_ind < 0)
-                               S_FreeSfx (sfx);
+                               S_FreeSfx (sfx, false);
                        else
                                channels[ch_ind].flags |= CHANNELFLAG_LOCALSOUND;
                }
@@ -1017,7 +1033,7 @@ void S_SoundList(void)
        {
                if (sfx->fetcher != NULL)
                {
-                       size = sfx->mempool->totalsize;
+                       size = (int)sfx->memsize;
                        total += size;
                        Con_Printf ("%c%c%c%c(%2db, %6s) %8i : %s\n",
                                                (sfx->loopstart >= 0) ? 'L' : ' ',
@@ -1054,7 +1070,7 @@ qboolean S_LocalSound (const char *sound)
        // Local sounds must not be freed
        sfx->flags |= SFXFLAG_PERMANENTLOCK;
 
-       ch_ind = S_StartSound (cl.viewentity, 0, sfx, vec3_origin, 1, 1);
+       ch_ind = S_StartSound (cl.viewentity, 0, sfx, vec3_origin, 1, 0);
        if (ch_ind < 0)
                return false;