Method solveTransformParams

Engine/TrackerContext.cpp:1155–1261

}

void
TrackerContext::solveTransformParams()
{
    _imp->setTransformOutOfDate(false);

    std::vector<TrackMarkerPtr> markers;

    getAllMarkers(&markers);
    if ( markers.empty() ) {
        return;
    }

    _imp->resetTransformParamsAnimation();

    KnobChoicePtr motionTypeKnob = _imp->motionType.lock();
    int motionType_i = motionTypeKnob->getValue();
    TrackerMotionTypeEnum type =  (TrackerMotionTypeEnum)motionType_i;
    double refTime = (double)getTransformReferenceFrame();
    int jitterPeriod = 0;
    bool jitterAdd = false;
    switch (type) {
    case eTrackerMotionTypeNone:

        return;
    case eTrackerMotionTypeMatchMove:
    case eTrackerMotionTypeStabilize:
        break;
    case eTrackerMotionTypeAddJitter:
    case eTrackerMotionTypeRemoveJitter: {
        jitterPeriod = _imp->jitterPeriod.lock()->getValue();
        jitterAdd = type == eTrackerMotionTypeAddJitter;
        break;
    }
    }

    _imp->setSolverParamsEnabled(false);

    std::set<double> keyframes;
    {
        for (std::size_t i = 0; i < markers.size(); ++i) {
            std::set<double> keys;
            markers[i]->getCenterKeyframes(&keys);
            for (std::set<double>::iterator it = keys.begin(); it != keys.end(); ++it) {
                keyframes.insert(*it);
            }
        }
    }
    KnobChoicePtr transformTypeKnob = _imp->transformType.lock();
    assert(transformTypeKnob);
    int transformType_i = transformTypeKnob->getValue();
    TrackerTransformNodeEnum transformType = (TrackerTransformNodeEnum)transformType_i;
    NodePtr node = getNode();
    node->getEffectInstance()->beginChanges();


    if (type == eTrackerMotionTypeStabilize) {
        _imp->invertTransform.lock()->setValue(true);
    } else {