bool LLAudioSource::hasPendingPreloads() const
{
// Check to see if we've got any preloads on deck for this source
data_map::const_iterator iter;
for (iter = mPreloadMap.begin(); iter != mPreloadMap.end(); iter++)
{
LLAudioData *adp = iter->second;
// note: a bad UUID will forever be !hasDecodedData()
// but also !hasValidData(), hence the check for hasValidData()
if (!adp->hasDecodedData() && adp->hasValidData())
{
// This source is still waiting for a preload
return true;
}
}
return false;
}
void LLAudioEngine::startNextTransfer()
{
//llinfos << "LLAudioEngine::startNextTransfer()" << llendl;
if (mCurrentTransfer.notNull() || getMuted())
{
//llinfos << "Transfer in progress, aborting" << llendl;
return;
}
// Get the ID for the next asset that we want to transfer.
// Pick one in the following order:
LLUUID asset_id;
S32 i;
LLAudioSource *asp = NULL;
LLAudioData *adp = NULL;
data_map::iterator data_iter;
// Check all channels for currently playing sounds.
F32 max_pri = -1.f;
for (i = 0; i < MAX_CHANNELS; i++)
{
if (!mChannels[i])
{
continue;
}
asp = mChannels[i]->getSource();
if (!asp)
{
continue;
}
if (asp->getPriority() <= max_pri)
{
continue;
}
if (asp->getPriority() <= max_pri)
{
continue;
}
adp = asp->getCurrentData();
if (!adp)
{
continue;
}
if (!adp->hasLocalData() && adp->hasValidData())
{
asset_id = adp->getID();
max_pri = asp->getPriority();
}
}
// Check all channels for currently queued sounds.
if (asset_id.isNull())
{
max_pri = -1.f;
for (i = 0; i < MAX_CHANNELS; i++)
{
if (!mChannels[i])
{
continue;
}
LLAudioSource *asp;
asp = mChannels[i]->getSource();
if (!asp)
{
continue;
}
if (asp->getPriority() <= max_pri)
{
continue;
}
adp = asp->getQueuedData();
if (!adp)
{
continue;
}
if (!adp->hasLocalData() && adp->hasValidData())
{
asset_id = adp->getID();
max_pri = asp->getPriority();
}
}
}
// Check all live channels for other sounds (preloads).
if (asset_id.isNull())
{
max_pri = -1.f;
for (i = 0; i < MAX_CHANNELS; i++)
{
if (!mChannels[i])
{
continue;
}
LLAudioSource *asp;
asp = mChannels[i]->getSource();
if (!asp)
{
continue;
}
if (asp->getPriority() <= max_pri)
{
continue;
}
for (data_iter = asp->mPreloadMap.begin(); data_iter != asp->mPreloadMap.end(); data_iter++)
{
LLAudioData *adp = data_iter->second;
if (!adp)
{
continue;
}
if (!adp->hasLocalData() && adp->hasValidData())
{
asset_id = adp->getID();
max_pri = asp->getPriority();
}
}
}
}
// Check all sources
if (asset_id.isNull())
{
max_pri = -1.f;
source_map::iterator source_iter;
for (source_iter = mAllSources.begin(); source_iter != mAllSources.end(); source_iter++)
{
asp = source_iter->second;
if (!asp)
{
continue;
}
if (asp->getPriority() <= max_pri)
{
continue;
}
adp = asp->getCurrentData();
if (adp && !adp->hasLocalData() && adp->hasValidData())
{
asset_id = adp->getID();
max_pri = asp->getPriority();
continue;
}
adp = asp->getQueuedData();
if (adp && !adp->hasLocalData() && adp->hasValidData())
{
asset_id = adp->getID();
max_pri = asp->getPriority();
continue;
}
for (data_iter = asp->mPreloadMap.begin(); data_iter != asp->mPreloadMap.end(); data_iter++)
{
LLAudioData *adp = data_iter->second;
if (!adp)
{
continue;
}
if (!adp->hasLocalData() && adp->hasValidData())
{
asset_id = adp->getID();
max_pri = asp->getPriority();
break;
}
}
}
}
if (asset_id.notNull())
{
llinfos << "Getting asset data for: " << asset_id << llendl;
gAudiop->mCurrentTransfer = asset_id;
gAudiop->mCurrentTransferTimer.reset();
gAssetStorage->getAssetData(asset_id, LLAssetType::AT_SOUND,
assetCallback, NULL);
}
else
{
//llinfos << "No pending transfers?" << llendl;
}
}
