Function xSCurve

src/SB/Game/zEntCruiseBubble.cpp:3625–3633

}

WEAK F32 xSCurve(float val)
{
    if (val <= 0.5f)
    {
        return (2.0f * val * val);
    }
    F32 a = (1.0f - val);
    return (1.0f - (2.0f * a * a));
}