We can also make the blue line rise faster just by multiplication. But we generally need to make sure we don't go over 1 or under 0 when we do mask math.

So the Math:Clamp function does that. It clamps the input value - anything above 1 is 1. Anything below 0 is 0.

Here is Clamp(2 * x)
 

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Renderosity forum reply notifications are wonky. If I read a follow-up in a thread, but I don't myself reply, then notifications no longer happen AT ALL on that thread. So if I seem to be ignoring a question, that's why. (Updated September 23, 2019)