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Small optimization - non-linear preview copies only selected tracks by default.

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This commit is contained in:
Steve Daulton
2015-05-15 16:57:29 +01:00
parent d9f3c432d4
commit fbaab8702e
2 changed files with 18 additions and 6 deletions
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18
src/effects/Effect.cpp
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@@ -92,6 +92,7 @@ Effect::Effect()
mT1 = 0.0;
mDuration = 0.0;
mIsLinearEffect = false;
mPreviewWithNotSelected = false;
mNumTracks = 0;
mNumGroups = 0;
mProgress = NULL;
@@ -1938,6 +1939,11 @@ void Effect::SetLinearEffectFlag(bool linearEffectFlag)
mIsLinearEffect = linearEffectFlag;
}
void Effect::IncludeNotSelectedPreviewTracks(bool includeNotSelected)
{
mPreviewWithNotSelected = includeNotSelected;
}
bool Effect::TotalProgress(double frac)
{
int updateResult = (mProgress ?
@@ -2432,17 +2438,17 @@ void Effect::Preview(bool dryOnly)
t1 = mixLeft->GetEndTime();
}
else {
// Copy all tracks as 'some' effects (AutoDuck) may require non-selected tracks.
TrackListOfKindIterator iter(Track::Wave, saveTracks);
WaveTrack *src = (WaveTrack *) iter.First();
while (src)
{
WaveTrack *dest;
src->Copy(t0, t1, (Track **) &dest);
dest->SetSelected(src->GetSelected());
dest->SetDisplay(WaveTrack::NoDisplay);
mTracks->Add(dest);
if (src->GetSelected() || mPreviewWithNotSelected) {
src->Copy(t0, t1, (Track **) &dest);
dest->SetSelected(src->GetSelected());
dest->SetDisplay(WaveTrack::NoDisplay);
mTracks->Add(dest);
}
src = (WaveTrack *) iter.Next();
}
}