48 Frame* frame()
const {
return frame_.get(); }
49 void setFrame(
Frame* frame) { frame_ = frame; }
50 Point* point()
const {
return point_.get(); }
51 void setPoint(
Point* point) { point_ = point; }
52 const TimeInterval& interval()
const {
return interval_; }
53 void setInterval(
const TimeInterval& interval) { interval_ = interval; }
54 double step()
const {
return step_; }
55 void setStep(
double step) { step_ = step; }
59 void getPositions(std::vector<Vector3d>& positions)
const;