Method IsInsideArea

src/Tracker/track.cpp:460–469

\brief CTrack::IsInsideArea If result <= 1 then center of the object is inside ellipse with prediction and velocity \param pt \return

/// \return
///
track_t CTrack::IsInsideArea(const Point_t& pt, const cv::RotatedRect& rrect) const
{
	Point_t pt_(pt.x - rrect.center.x, pt.y - rrect.center.y);
	track_t r = sqrtf(sqr(pt_.x) + sqr(pt_.y));
	track_t t = (r > 1) ? acosf(pt_.x / r) : 0;
	track_t t_ = t - rrect.angle;
	Point_t pt_rotated(r * cosf(t_), r * sinf(t_));

	return sqr(pt_rotated.x) / sqr(rrect.size.width) + sqr(pt_rotated.y) / sqr(rrect.size.height);
}

///
/// \brief CTrack::WidthDist