/// <summary>
/// Initializes a new instance of the <see cref="LineSegment2D"/> class.
/// </summary>
/// <param name="start">The starting point</param>
/// <param name="direction">The direction of the line</param>
/// <param name="length">The length of the line</param>
public LineSegment2D(Vector2 start, Vector2 direction, float length)
{
this._start = start;
this._end = start + direction.normalized * length;
_line = Line2D.FromPoints(_start, _end);
}
/// <summary>
/// Recalibrates the <see cref="Line2D"/> field.
/// </summary>
private void SetLine2D()
{
_line = Line2D.FromPoints(Start, End);
}
/// <summary>
/// Initializes a new instance of the <see cref="LineSegment2D"/> class.
/// </summary>
///
/// <param name="start">Segment's start point.</param>
/// <param name="end">Segment's end point.</param>
///
/// <exception cref="ArgumentException">Thrown if the two points are the same.</exception>
///
public LineSegment2D(Vector2 start, Vector2 end)
{
_line = Line2D.FromPoints(start, end);
this._start = start;
this._end = end;
}