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engine: clean up unused soundlib flags, set SOUND_LOOPED flag on looped sounds

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This commit is contained in:
Alibek Omarov 2024-05-05 06:15:01 +03:00
parent e18e9ae2ea
commit 433e7de686
10 changed files with 31 additions and 35 deletions
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9
engine/client/s_load.c
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@ -52,8 +52,11 @@ void S_SoundList_f( void )
{
totalSize += sc->size;
if( sc->loopStart >= 0 ) Con_Printf( "L" );
else Con_Printf( " " );
if( FBitSet( sc->flags, SOUND_LOOPED ))
Con_Printf( "L" );
else
Con_Printf( " " );
if( sfx->name[0] == '*' || !Q_strncmp( sfx->name, DEFAULT_SOUNDPATH, sizeof( DEFAULT_SOUNDPATH ) - 1 ))
Con_Printf( " (%2db) %s : %s\n", sc->width * 8, Q_memprint( sc->size ), sfx->name );
else Con_Printf( " (%2db) %s : " DEFAULT_SOUNDPATH "%s\n", sc->width * 8, Q_memprint( sc->size ), sfx->name );
@ -110,7 +113,7 @@ static wavdata_t *S_CreateDefaultSound( void )
sc->width = 2;
sc->channels = 1;
sc->loopStart = -1;
sc->loopStart = 0;
sc->rate = SOUND_DMA_SPEED;
sc->samples = SOUND_DMA_SPEED;
sc->size = sc->samples * sc->width * sc->channels;

10
engine/client/s_main.c
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@ -328,7 +328,7 @@ channel_t *SND_PickDynamicChannel( int entnum, int channel, sfx_t *sfx, qboolean
// don't restart looping sounds for the same entity
wavdata_t *sc = channels[first_to_die].sfx->cache;
if( sc && sc->loopStart != -1 )
if( sc && FBitSet( sc->flags, SOUND_LOOPED ))
{
channel_t *ch = &channels[first_to_die];
@ -503,7 +503,7 @@ static void SND_Spatialize( channel_t *ch )
pSource = ch->sfx->cache;
if( ch->use_loop && pSource && pSource->loopStart != -1 )
if( ch->use_loop && pSource && FBitSet( pSource->flags, SOUND_LOOPED ))
looping = true;
if( !ch->staticsound )
@ -641,7 +641,7 @@ void S_StartSound( const vec3_t pos, int ent, int chan, sound_t handle, float fv
if( !target_chan->leftvol && !target_chan->rightvol )
{
// looping sounds don't use this optimization because they should stick around until they're killed.
if( !sfx->cache || sfx->cache->loopStart == -1 )
if( !sfx->cache || !FBitSet( sfx->cache->flags, SOUND_LOOPED ))
{
// if this is a streaming sound, play the whole thing.
if( chan != CHAN_STREAM )
@ -893,7 +893,7 @@ int S_GetCurrentStaticSounds( soundlist_t *pout, int size )
VectorCopy( channels[i].origin, pout->origin );
pout->volume = (float)channels[i].master_vol / 255.0f;
pout->attenuation = channels[i].dist_mult * SND_CLIP_DISTANCE;
pout->looping = ( channels[i].use_loop && channels[i].sfx->cache->loopStart != -1 );
pout->looping = ( channels[i].use_loop && FBitSet( channels[i].sfx->cache->flags, SOUND_LOOPED ));
pout->pitch = channels[i].basePitch;
pout->channel = channels[i].entchannel;
pout->wordIndex = channels[i].wordIndex;
@ -928,7 +928,7 @@ int S_GetCurrentDynamicSounds( soundlist_t *pout, int size )
if( !channels[i].sfx || !channels[i].sfx->name[0] || !Q_stricmp( channels[i].sfx->name, "*default" ))
continue; // don't serialize default sounds
looped = ( channels[i].use_loop && channels[i].sfx->cache->loopStart != -1 );
looped = ( channels[i].use_loop && FBitSet( channels[i].sfx->cache->flags, SOUND_LOOPED ));
if( channels[i].entchannel == CHAN_STATIC && looped && !Host_IsQuakeCompatible())
continue; // never serialize static looped sounds. It will be restoring in game code

2
engine/client/s_mix.c
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@ -576,7 +576,7 @@ static void MIX_MixChannelsToPaintbuffer( int endtime, int rate, int outputRate
bZeroVolume = true;
}
if( !pSource || ( bZeroVolume && pSource->loopStart == -1 ))
if( !pSource || ( bZeroVolume && !FBitSet( pSource->flags, SOUND_LOOPED )))
{
if( !pSource )
{

2
engine/client/s_utils.c
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@ -27,7 +27,7 @@ int S_ConvertLoopedPosition( wavdata_t *pSource, int samplePosition, qboolean us
// convert to a position within the loop
// At the end of the loop, we return a short buffer, and subsequent call
// will loop back and get the rest of the buffer
if( pSource->loopStart >= 0 && samplePosition >= pSource->samples && use_loop )
if( FBitSet( pSource->flags, SOUND_LOOPED ) && samplePosition >= pSource->samples && use_loop )
{
// size of loop
int loopSize = pSource->samples - pSource->loopStart;

29
engine/common/common.h
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@ -479,14 +479,6 @@ typedef enum
WF_TOTALCOUNT, // must be last
} sndformat_t;
// soundlib global settings
typedef enum
{
SL_USE_LERPING = BIT(0), // lerping sounds during resample
SL_KEEP_8BIT = BIT(1), // don't expand 8bit sounds automatically up to 16 bit
SL_ALLOW_OVERWRITE = BIT(2), // allow to overwrite stored sounds
} slFlags_t;
// wavdata output flags
typedef enum
{
@ -495,21 +487,20 @@ typedef enum
SOUND_STREAM = BIT( 1 ), // this is a streaminfo, not a real sound
// Sound_Process manipulation flags
SOUND_RESAMPLE = BIT(12), // resample sound to specified rate
SOUND_CONVERT16BIT = BIT(13), // change sound resolution from 8 bit to 16
SOUND_RESAMPLE = BIT( 12 ), // resample sound to specified rate
} sndFlags_t;
typedef struct
{
word rate; // num samples per second (e.g. 11025 - 11 khz)
byte width; // resolution - bum bits divided by 8 (8 bit is 1, 16 bit is 2)
byte channels; // num channels (1 - mono, 2 - stereo)
int loopStart; // offset at this point sound will be looping while playing more than only once
int samples; // total samplecount in wav
uint type; // compression type
uint flags; // misc sound flags
byte *buffer; // sound buffer
size_t size; // for bounds checking
word rate; // num samples per second (e.g. 11025 - 11 khz)
byte width; // resolution - bum bits divided by 8 (8 bit is 1, 16 bit is 2)
byte channels; // num channels (1 - mono, 2 - stereo)
uint loopStart; // offset at this point sound will be looping while playing more than only once
uint samples; // total samplecount in wav
uint type; // compression type
uint flags; // misc sound flags
byte *buffer; // sound buffer
size_t size; // for bounds checking
} wavdata_t;
//

2
engine/common/soundlib/snd_main.c
View File

@ -216,7 +216,7 @@ wavdata_t *FS_StreamInfo( stream_t *stream )
if( !stream ) return NULL;
// fill structure
info.loopStart = -1;
info.loopStart = 0;
info.rate = stream->rate;
info.width = stream->width;
info.channels = stream->channels;

5
engine/common/soundlib/snd_mp3.c
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@ -74,7 +74,10 @@ static uint32_t Sound_ParseSynchInteger( uint32_t v )
static void Sound_HandleCustomID3Comment( const char *key, const char *value )
{
if( !Q_strcmp( key, "LOOP_START" ) || !Q_strcmp( key, "LOOPSTART" ))
{
sound.loopstart = Q_atoi( value );
SetBits( sound.flags, SOUND_LOOPED );
}
// unknown comment is not an error
}
@ -233,7 +236,6 @@ qboolean Sound_LoadMPG( const char *name, const byte *buffer, fs_offset_t filesi
sound.channels = sc.channels;
sound.rate = sc.rate;
sound.width = 2; // always 16-bit PCM
sound.loopstart = -1;
sound.size = ( sound.channels * sound.rate * sound.width ) * ( sc.playtime / 1000 ); // in bytes
padsize = sound.size % FRAME_SIZE;
pos += FRAME_SIZE; // evaluate pos
@ -241,7 +243,6 @@ qboolean Sound_LoadMPG( const char *name, const byte *buffer, fs_offset_t filesi
if( !Sound_ParseID3Tag( buffer, filesize ))
{
Con_DPrintf( S_WARN "Sound_LoadMPG: (%s) failed to extract LOOP_START tag\n", name );
sound.loopstart = -1;
}
if( !sound.size )

2
engine/common/soundlib/snd_utils.c
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@ -154,7 +154,7 @@ static qboolean Sound_ResampleInternal( wavdata_t *sc, int inrate, int inwidth,
sound.tempbuffer = (byte *)Mem_Realloc( host.soundpool, sound.tempbuffer, sc->size );
sc->samples = outcount;
if( sc->loopStart != -1 )
if( FBitSet( sc->flags, SOUND_LOOPED ))
sc->loopStart = sc->loopStart / stepscale;
if( inrate == outrate )

3
engine/common/soundlib/snd_wav.c
View File

@ -245,6 +245,7 @@ qboolean Sound_LoadWAV( const char *name, const byte *buffer, fs_offset_t filesi
{
iff_dataPtr += 32;
sound.loopstart = GetLittleLong();
SetBits( sound.flags, SOUND_LOOPED );
FindNextChunk( name, "LIST" ); // if the next chunk is a LIST chunk, look for a cue length marker
if( iff_dataPtr )
@ -259,7 +260,7 @@ qboolean Sound_LoadWAV( const char *name, const byte *buffer, fs_offset_t filesi
}
else
{
sound.loopstart = -1;
sound.loopstart = 0;
sound.samples = 0;
}

2
engine/common/soundlib/soundlib.h
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@ -50,7 +50,7 @@ typedef struct sndlib_s
int rate; // num samples per second (e.g. 11025 - 11 khz)
int width; // resolution - bum bits divided by 8 (8 bit is 1, 16 bit is 2)
int channels; // num channels (1 - mono, 2 - stereo)
int loopstart; // start looping from
uint loopstart; // start looping from
uint samples; // total samplecount in sound
uint flags; // additional sound flags
size_t size; // sound unpacked size (for bounds checking)