public static void AddLoopSounds()
{
if ((Globals.cl_paused.value != 0F) || (Globals.cls.state != Globals.ca_active) || !Globals.cl.sound_prepped)
{
RemoveUnusedLoopSounds();
return;
}
Channel ch;
sfx_t sfx;
sfxcache_t sc;
int num;
entity_state_t ent;
Object key;
int sound = 0;
for (int i = 0; i < Globals.cl.frame.num_entities; i++)
{
num = (Globals.cl.frame.parse_entities + i) & (Defines.MAX_PARSE_ENTITIES - 1);
ent = Globals.cl_parse_entities[num];
sound = ent.sound;
if (sound == 0)
{
continue;
}
key = ent.number;
ch = (Channel)looptable[key];
if (ch != null)
{
ch.autosound = true;
Math3D.VectorCopy(ent.origin, ch.origin);
continue;
}
sfx = Globals.cl.sound_precache[sound];
if (sfx == null)
{
continue;
}
sc = sfx.cache;
if (sc == null)
{
continue;
}
ch = Channel.PickForLoop(buffers.Get(sfx.bufferId), 6);
if (ch == null)
{
break;
}
ch.type = FIXED;
Math3D.VectorCopy(ent.origin, ch.origin);
ch.autosound = true;
looptable.Add(key, ch);
AL10.AlSourcei(ch.sourceId, AL10.AL_LOOPING, AL10.AL_TRUE);
}
RemoveUnusedLoopSounds();
}
public static void Reset()
{
for (int i = 0; i < numChannels; i++)
{
AL10.AlSourceStop(sources.Get(i));
AL10.AlSourcei(sources.Get(i), AL10.AL_BUFFER, 0);
channels[i].Clear();
}
}
public static void DisableStreaming()
{
if (!streamingEnabled)
{
return;
}
UnqueueStreams();
int source = channels[numChannels].sourceId;
AL10.AlSourcei(source, AL10.AL_SOURCE_RELATIVE, AL10.AL_FALSE);
numChannels++;
streamingEnabled = false;
Com.DPrintf("streaming disabled\\n");
}
private static void RemoveUnusedLoopSounds()
{
Channel ch;
for (Iterator iter = looptable.Values().iterator(); iter.HasNext();)
{
ch = (Channel)iter.Next();
if (!ch.autosound)
{
AL10.AlSourceStop(ch.sourceId);
AL10.AlSourcei(ch.sourceId, AL10.AL_LOOPING, AL10.AL_FALSE);
iter.Remove();
ch.Clear();
}
}
}
static void EnableStreaming()
{
if (streamingEnabled)
{
return;
}
numChannels--;
streamingEnabled = true;
streamQueue = 0;
int source = channels[numChannels].sourceId;
AL10.AlSourcei(source, AL10.AL_SOURCE_RELATIVE, AL10.AL_TRUE);
AL10.AlSourcef(source, AL10.AL_GAIN, 1F);
channels[numChannels].volumeChanged = true;
Com.DPrintf("streaming enabled\\n");
}
public static int Init(Int32Buffer buffers)
{
Channel.buffers = buffers;
int sourceId;
numChannels = 0;
for (int i = 0; i < MAX_CHANNELS; i++)
{
try
{
AL10.AlGenSources(tmp);
sourceId = tmp.Get(0);
if (sourceId <= 0)
{
break;
}
}
catch (OpenALException e)
{
break;
}
sources.Put(i, sourceId);
channels[i] = new Channel(sourceId);
numChannels++;
AL10.AlSourcef(sourceId, AL10.AL_GAIN, 1F);
AL10.AlSourcef(sourceId, AL10.AL_PITCH, 1F);
AL10.AlSourcei(sourceId, AL10.AL_SOURCE_RELATIVE, AL10.AL_FALSE);
AL10.AlSource(sourceId, AL10.AL_VELOCITY, NULLVECTOR);
AL10.AlSourcei(sourceId, AL10.AL_LOOPING, AL10.AL_FALSE);
AL10.AlSourcef(sourceId, AL10.AL_REFERENCE_DISTANCE, 200F);
AL10.AlSourcef(sourceId, AL10.AL_MIN_GAIN, 0.0005F);
AL10.AlSourcef(sourceId, AL10.AL_MAX_GAIN, 1F);
}
sources.Limit = numChannels;
return(numChannels);
}
public static void PlayAllSounds(SingleBuffer listenerOrigin)
{
SingleBuffer sourceOrigin = sourceOriginBuffer;
Channel ch;
int sourceId;
int state;
for (int i = 0; i < numChannels; i++)
{
ch = channels[i];
if (ch.active)
{
sourceId = ch.sourceId;
switch (ch.type)
{
case Channel.LISTENER:
sourceOrigin.Put(0, listenerOrigin.Get(0));
sourceOrigin.Put(1, listenerOrigin.Get(1));
sourceOrigin.Put(2, listenerOrigin.Get(2));
break;
case Channel.DYNAMIC:
CL_ents.GetEntitySoundOrigin(ch.entnum, entityOrigin);
ConvertVector(entityOrigin, sourceOrigin);
break;
case Channel.FIXED:
ConvertVector(ch.origin, sourceOrigin);
break;
}
if (ch.modified)
{
if (ch.bufferChanged)
{
try
{
AL10.AlSourcei(sourceId, AL10.AL_BUFFER, ch.bufferId);
}
catch (OpenALException e)
{
AL10.AlSourceStop(sourceId);
AL10.AlSourcei(sourceId, AL10.AL_BUFFER, ch.bufferId);
}
}
if (ch.volumeChanged)
{
AL10.AlSourcef(sourceId, AL10.AL_GAIN, ch.volume);
}
AL10.AlSourcef(sourceId, AL10.AL_ROLLOFF_FACTOR, ch.rolloff);
AL10.AlSource(sourceId, AL10.AL_POSITION, sourceOrigin);
AL10.AlSourcePlay(sourceId);
ch.modified = false;
}
else
{
state = AL10.AlGetSourcei(sourceId, AL10.AL_SOURCE_STATE);
if (state == AL10.AL_PLAYING)
{
AL10.AlSource(sourceId, AL10.AL_POSITION, sourceOrigin);
}
else
{
ch.Clear();
}
}
ch.autosound = false;
}
}
}
