(pts, center, angle)
return ret
Transform points in 2D coordinates
    :param pts: point coordinates
    :param center: 2D center of rotation
    :param angle: angle in deg
    :return: rotated points
Transform points in 2D coordinates
    :param pts: point coordinates
    :param center: 2D center of rotation
    :param angle: angle in deg
    :return: rotated points
Transform points in 2D coordinates : param pts : point coordinates : param center : 2D center of rotation : param angle : angle in deg : return : rotated points
def rotatePoints2D(pts, center, angle):
    """
    Transform points in 2D coordinates
    :param pts: point coordinates
    :param center: 2D center of rotation
    :param angle: angle in deg
    :return: rotated points
    """
    ret = pts.copy()
    for i in xrange(pts.shape[0]):
        ret[i] = rotatePoint2D(pts[i], center, angle)
    return ret
def rotatePoints2D ( pts , center , angle ) : ret = pts . copy ( ) for i in xrange ( pts . shape [ 0 ] ) : ret [ i ] = rotatePoint2D ( pts [ i ] , center , angle ) return ret