Lines Matching defs:_point
388 * _point: the conic section point the tangent line pass through
390 Line tangent (const Point & _point) const
393 pp[0] = _point[0]; pp[1] = _point[1]; pp[2] = 1;
435 * _point: the point at which computes the angle
439 double angle_at (const Point & _point) const
441 double angle = atan2 (gradient (_point));
450 * _point: the point to be tested
462 bool arc_contains (const Point & _point, const Point & _initial,
466 return ai.contains(angle_at(_point));