cardinal(pt1: Vec2, m1: Vec2, m2: Vec2, pt2: Vec2, tension: number): Vec2

A second order function returning an evaluator for the given 2D Cardinal curve

parampt1 Previous point

paramm1 First point

paramm2 Second point

parampt2 Next point

paramtension The tension of the curve, [0..1] from round to tight.

returnsA function which gives the value on the 2D Cardinal curve at t

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