def smoothstep(a, b, x):
    """ Returns a smooth transition between 0.0 and 1.0 using Hermite interpolation (cubic spline),
        where x is a number between a and b. The return value will ease (slow down) as x nears a or b.
        For x smaller than a, returns 0.0. For x bigger than b, returns 1.0.
    """
    if x < a:
        return 0.0
    if x >= b:
        return 1.0
    x = float(x - a) / (b - a)
    return x * x * (3 - 2 * x)
def smoothstep(a, b, x):
    """ Returns a smooth transition between 0.0 and 1.0 using Hermite interpolation (cubic spline),
        where x is a number between a and b. The return value will ease (slow down) as x nears a or b.
        For x smaller than a, returns 0.0. For x bigger than b, returns 1.0.
    """
    if x < a:
        return 0.0
    if x >= b:
        return 1.0
    x = float(x - a) / (b - a)
    return x * x * (3 - 2 * x)
def smoothstep ( a , b , x ) : if x < a : return 0.0 if x >= b : return 1.0 x = float ( x - a ) / ( b - a ) return x * x * ( 3 - 2 * x )
Returns a smooth transition between 0.0 and 1.0 using Hermite interpolation (cubic spline),
        where x is a number between a and b. The return value will ease (slow down) as x nears a or b.
        For x smaller than a, returns 0.0. For x bigger than b, returns 1.0.
Returns a smooth transition between 0 . 0 and 1 . 0 using Hermite interpolation ( cubic spline ) where x is a number between a and b . The return value will ease ( slow down ) as x nears a or b . For x smaller than a returns 0 . 0 . For x bigger than b returns 1 . 0 .