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Q: How to subscribe to a tag?

TaroccoesbroccoSince some time, I have been unable to subscribe to a tag I'm interested in, so that I get emailed new questions in such a tag. I have found some posts about subscribing, the ones with the most recent activities are here, here and here. All of them mention a very simple way to subscribe a tag v...

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10 hours later…
Martin Sleziak
Martin Sleziak
6:47 PM
new-tag A new tag catmull-rom was created by nbro.
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Q: Is it possible to calculate (or approximate) the curvature at a point of a Catmull-Rom spline?

nbroThere is a good description of the Catmull-Rom spline at http://www.mvps.org/directx/articles/catmull/, which is a $C^1$ continuous curve, which means that the first derivative of the curve is continuous, but the second is not. Now, I have a problem where I will need to calculate the curvature o...

calculus derivatives parametric spline catmull-rom
Centripetal Catmull–Rom spline
In computer graphics, centripetal Catmull–Rom spline is a variant form of Catmull-Rom spline formulated by Edwin Catmull and Raphael Rom according to the work of Barry and Goldman. It is a type of interpolating spline (a curve that goes through its control points) defined by four control points P 0 , P 1 , P 2...
 

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