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Clear existing tracks/events on pipeline execution #72

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Clear existing tracks/events on pipeline execution #72

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39 changes: 36 additions & 3 deletions Applications/VpView/vpViewCore.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -8874,7 +8874,36 @@ void vpViewCore::executeEmbeddedPipeline(
{
const auto& timeMap = this->FrameMap->timeMap();

auto trackModel = this->Projects[session]->TrackModel;
auto* const project = this->Projects[session];
auto trackModel = project->TrackModel;
auto eventModel = project->EventModel;

// Remove existing data
QVector<vtkIdType> allTrackIds;
QVector<vtkIdType> allEventIds;

eventModel->InitEventTraversal();
while (auto* const event = eventModel->GetNextEvent().GetEvent())
{
allEventIds.append(event->GetId());
}
for (const auto eid : allEventIds)
{
eventModel->RemoveEvent(eid);
}

trackModel->InitTrackTraversal();
while (auto* const track = trackModel->GetNextTrack().GetTrack())
{
if (!(track->GetDisplayFlags() & vtkVgTrack::DF_SceneElement))
{
allTrackIds.append(track->GetId());
}
}
for (const auto tid : allTrackIds)
{
trackModel->RemoveTrack(tid);
}

// Add tracks produced by pipeline
for (const auto tid : tracks->all_track_ids())
Expand All @@ -8893,13 +8922,17 @@ void vpViewCore::executeEmbeddedPipeline(
newTrack->SetColor(color);

this->updateTrack(trackModel, newTrack, kwiverTrack, timeMap,
videoHeight, true);
videoHeight, true);

trackModel->AddTrack(newTrack);
newTrack->FastDelete();
}
}
this->refreshSelectionPanel(true);

this->EventModifiedTime.Modified();
this->TrackModifiedTime.Modified();
this->updateScene();
this->refreshSelectionPanel();
}
#endif
}
Expand Down