Ken Versprille: Alias Question and Answers

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Nepal-appeal

Nepal: Please Join my action to raise money for people
sleeping rough in Nepal following the devastation of the Earthquake. Please donate just 10-30 GBP/
15$ to 45 $ Why not take 2 min to do it now?

Learning Alias sponsors the Education of children in Nepal. But right
now we need to raise money quickly to send to her village Khiji Chandeshwori, which is in the foot
hills of Mount Everest. 7 homes in this small village 2 days walk from the nearest road, have need
completely destroyed and the families are sleeping under plastic in the rain and cold. However much
is collected up to 1000 GBP ,LearningAlias will double. Thank You for your kindness, graham
bullock.

Ken Versprille:

Q) What is the difference between uniform and chordal curves? I don’t know which one I should check and whether I can use both of them to create one or several surfaces.

A) This is only important on curves or surfaces with spans, they are two different mathematical methods of how the spans are internally distributed along the curve or surface in Alias
I find it odd that they would expose this to the user but the theory is, that one might give you a better result than the other depending on your geometry and as such they allow you to choose

Quite worthless in fact because it is an industry best practice to stick to either one, or the other! and I would highly advise to go for “Uniform” as it is the more stable and predictable of the two

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