Grasshopper

algorithmic modeling for Rhino

when i use the evaluate curve component i noticed that the relevant length in the specific point is not the right percentage of the total length of the curve (in this example the curve is a polyline). Why is that?




 

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Hi idtasos,

curve parameters do not have a guaranteed linear progression along the curve. Lines, Arc and Circles typically do, but Nurbs curves or polylines do not. You can see this by feeding a Range component into the Eval curve component and create -say- 100 points with equal parameter spacing.

If you want to evaluate based on length then you should use the [Evaluate Length] component.



--
David Rutten
david@mcneel.com
Seattle, WA
thanks, i will try the evaluate length component.

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