VFX Production Ideas - B Spline vs. Bezier Curves

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VFX Production Ideas
by Bill Schaeffer

B Spline vs Bezier Curves

copyright(c) 2014
William A Schaeffer

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Special thanks to Marlan Harris (Creative Dynamo), Marcus Carter (Master of the Rotoscope), and Marion Rudnick (B-Spline advocate)

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Some people are very proficient using B splines and that just goes to show that no single methodology necessarily works well for all people.

atwaterpub
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B-Splines are good for people who cannot think in three dimensions are not good with strategy or thoughtful application of principle. B-Splines are good for people who like to get busy and keep moving and don't like to think very much.

atwaterpub
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B-Splines are good for people with limited manual dexterity who like to work with one hand only while they do something else with their other hand. It takes two hands to edit Bezier handles, and only one hand to move B-Spline points.

atwaterpub
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It will be great if u explain with curve drawing or curve video,
And i have some question,
Are the equation of curve same for bezier and b-spline?
How can i get the equation of the curve?
Using what formula ?

ivanng
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Hi, Bill Schaeffer
Are u free now?
I have a question
Can I have your answer? Please
Lets say I am given a curve, a sin curve
How can I find the control point of the curve?
In term of cubic curve and quadratic curve.

ivanng
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