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Author Topic:   Changing repeatingRamp into a curve
yenorom
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posted 06 February 2006 15:13         Edit/Delete Message   Reply w/Quote
Is there a CapyTalk expression that works similarly to the repeatingRamp: function but that outputs a curve instead of straight line?

I'm looking to be able to control the concave or convexness of the curve in realtime.

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Sylvain KEPLER
Member
posted 06 February 2006 15:52         Edit/Delete Message   Reply w/Quote
..Maybe by multiplying the ramp function by a sine func ( for convexness) or a parbollic function (fo concaveness). Another way would be by volontarily feeding a shaper with a sine function , so by setting the amount of overload you would then adjut the sharpness of the edge ?...Some sort of thing to experiment this way ?...

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yenorom
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posted 06 February 2006 16:47         Edit/Delete Message   Reply w/Quote
If i feed the ouput of the ramp into the sine function using

((1 repeatingRamp) * Float pi /2 ) sin

it does become slightly convex, but I can't control it to make it more convex or go back to a straight line. Is that what you mean?

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keph
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posted 06 February 2006 19:15         Edit/Delete Message   Reply w/Quote

i think you can create a varable curve by using something like:
(1 repeatingFullRamp: 1 s) ** !curve.

set the range of the curve to into numbers from 0 to something like 4 or 8.

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yenorom
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posted 07 February 2006 14:02         Edit/Delete Message   Reply w/Quote
Thats just what I'm after, thanks.

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