public LineSegment[] getSidesOfRectangle(Rectangle r)
{
LineSegment[] result = new LineSegment[4];
result[0] = new LineSegment(new Vector2(r.Left, r.Top), new Vector2(r.Right, r.Top));
result[1] = new LineSegment(new Vector2(r.Right, r.Top), new Vector2(r.Right, r.Bottom));
result[2] = new LineSegment(new Vector2(r.Left, r.Bottom), new Vector2(r.Right, r.Bottom));
result[3] = new LineSegment(new Vector2(r.Left, r.Top), new Vector2(r.Left, r.Bottom));
return result;
}
public LineSegment[] getDeltaVectors(Rectangle a, Rectangle b)
{
LineSegment[] result = new LineSegment[4];
//top left corner
result[0] = new LineSegment(new Vector2(a.Left, a.Top), new Vector2(b.Left, b.Top));
//top right corner
result[1] = new LineSegment(new Vector2(a.Right, a.Top), new Vector2(b.Right, b.Top));
//bottom left corner
result[2] = new LineSegment(new Vector2(a.Left, a.Bottom), new Vector2(b.Left, b.Bottom));
//bottom right corner
result[3] = new LineSegment(new Vector2(a.Right, a.Bottom), new Vector2(b.Right, b.Bottom));
return result;
}