void UndoManager::CalculateSpaceUsage()
{
TIMER_START( "CalculateSpaceUsage", space_calc );
TrackListOfKindIterator iter(Track::Wave);
space.Clear();
space.Add(0, stack.GetCount());
Set s1, s2;
Set *prev = &s1;
Set *cur = &s2;
for (size_t i = 0, cnt = stack.GetCount(); i < cnt; i++)
{
// Swap map pointers
std::swap(cur, prev);
// And clean out the NEW current map
cur->clear();
// Scan all tracks at current level
WaveTrack *wt = (WaveTrack *) iter.First(stack[i]->tracks);
while (wt)
{
// Scan all clips within current track
WaveClipList::compatibility_iterator it = wt->GetClipIterator();
while (it)
{
// Scan all blockfiles within current clip
BlockArray *blocks = it->GetData()->GetSequenceBlockArray();
for (size_t b = 0, cnt = blocks->size(); b < cnt; b++)
{
BlockFile *file = (*blocks)[b].f;
// Accumulate space used by the file if the file didn't exist
// in the previous level
if (prev->count(file) == 0 && cur->count(file) == 0)
{
space[i] += file->GetSpaceUsage().GetValue();
}
// Add file to current set
cur->insert(file);
}
it = it->GetNext();
}
wt = (WaveTrack *) iter.Next();
}
}
TIMER_STOP( space_calc );
}
///creates the order of the wavetrack to load.
///by default left to right, or frome the point the user has clicked.
void ODComputeSummaryTask::Update()
{
std::vector<ODPCMAliasBlockFile*> tempBlocks;
mWaveTrackMutex.Lock();
for(size_t j=0;j<mWaveTracks.size();j++)
{
if(mWaveTracks[j])
{
WaveClip *clip;
BlockArray *blocks;
Sequence *seq;
//gather all the blockfiles that we should process in the wavetrack.
WaveClipList::compatibility_iterator node = mWaveTracks[j]->GetClipIterator();
while(node) {
clip = node->GetData();
seq = clip->GetSequence();
//This lock may be way too big since the whole file is one sequence.
//TODO: test for large files and find a way to break it down.
Sequence::DeleteUpdateMutexLocker locker(*seq);
//See Sequence::Delete() for why need this for now..
//We don't need the mBlockFilesMutex here because it is only for the vector list.
//These are existing blocks, and its wavetrack or blockfiles won't be deleted because
//of the respective mWaveTrackMutex lock and LockDeleteUpdateMutex() call.
blocks = clip->GetSequenceBlockArray();
int i;
int insertCursor;
insertCursor =0;//OD TODO:see if this works, removed from inner loop (bfore was n*n)
for(i=0; i<(int)blocks->size(); i++)
{
//if there is data but no summary, this blockfile needs summarizing.
SeqBlock &block = (*blocks)[i];
BlockFile *const file = block.f;
if(file->IsDataAvailable() && !file->IsSummaryAvailable())
{
file->Ref();
ODPCMAliasBlockFile *const odpcmaFile = static_cast<ODPCMAliasBlockFile*>(file);
odpcmaFile->SetStart(block.start);
odpcmaFile->SetClipOffset((sampleCount)(clip->GetStartTime()*clip->GetRate()));
//these will always be linear within a sequence-lets take advantage of this by keeping a cursor.
while(insertCursor<(int)tempBlocks.size()&&
(sampleCount)(tempBlocks[insertCursor]->GetStart()+tempBlocks[insertCursor]->GetClipOffset()) <
(sampleCount)(odpcmaFile->GetStart()+odpcmaFile->GetClipOffset()))
insertCursor++;
tempBlocks.insert(tempBlocks.begin() + insertCursor++, odpcmaFile);
}
}
node = node->GetNext();
}
}
}
mWaveTrackMutex.Unlock();
//get the NEW order.
mBlockFilesMutex.Lock();
OrderBlockFiles(tempBlocks);
mBlockFilesMutex.Unlock();
MarkUpdateRan();
}