Method startWithTarget

core/2d/ActionCatmullRom.cpp:235–246

CardinalSplineTo::CardinalSplineTo() : _points(nullptr), _deltaT(0.f), _tension(0.f) {}

void CardinalSplineTo::startWithTarget(Node* target)
{
    ActionInterval::startWithTarget(target);

    //    _deltaT = (float) 1 / _points->count();

    // Issue #1441
    _deltaT = (float)1 / (_points->count() - 1);

    _previousPosition = target->getPosition();
    _accumulatedDiff.setZero();
}

CardinalSplineTo* CardinalSplineTo::clone() const
{