Method onInteractViewportSelectionUpdated

Engine/TrackerNode.cpp:2424–2459

}

void
TrackerNode::onInteractViewportSelectionUpdated(const RectD& rectangle,
                                                bool onRelease)
{
    if (!onRelease) {
        return;
    }


    bool trackingPageSecret = getNode()->getTrackerContext()->getTrackingPageKnob()->getIsSecret();
    if (trackingPageSecret) {
        return;
    }

    std::vector<TrackMarkerPtr> allMarkers;
    std::list<TrackMarkerPtr> selectedMarkers;
    TrackerContextPtr context = getNode()->getTrackerContext();
    context->getAllMarkers(&allMarkers);
    for (std::size_t i = 0; i < allMarkers.size(); ++i) {
        if ( !allMarkers[i]->isEnabled( allMarkers[i]->getCurrentTime() ) ) {
            continue;
        }
        KnobDoublePtr center = allMarkers[i]->getCenterKnob();
        double x, y;
        x = center->getValue(0);
        y = center->getValue(1);
        if ( (x >= rectangle.x1) && (x <= rectangle.x2) && (y >= rectangle.y1) && (y <= rectangle.y2) ) {
            selectedMarkers.push_back(allMarkers[i]);
        }
    }

    context->beginEditSelection(TrackerContext::eTrackSelectionInternal);
    context->clearSelection(TrackerContext::eTrackSelectionInternal);
    context->addTracksToSelection(selectedMarkers, TrackerContext::eTrackSelectionInternal);
    context->endEditSelection(TrackerContext::eTrackSelectionInternal);
}

void
TrackerNode::refreshExtraStateAfterTimeChanged(bool isPlayback,