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A spline is a sufficiently smooth polynomial function that is piecewise-defined, and possesses a high degree of smoothness at the places where the polynomial pieces connect.
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Parametric form of a cubic function
After researching about curves in computer graphics (splines in my case), I have come across something I did not know: Explicit functions like: \$y=x^2+2\$ are not the best way to interpolate between points …
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Why aren't regular quadratic and cubic splines used much in games?
After investigating a bit about splines and reading a bunch of docs, I have noticed regular quadratic and cubic splines are not used very much in games. … Splines using quadratic/cubic Bézier curves, Catmull-Rom, B-splines, and other spline interpolation methods seem to be used widely though. …