evaluate-2nd-derivative-exact
function evaluate2ndDerivativeExact(ps: number[][], t: number): number[][]
Defined in local-properties-at-t/evaluate-2nd-derivative/exact/evaluate-2nd-derivative-exact.ts:14
Returns the exact result, [x,y]
, of evaluating the 2nd derivative of a
linear, quadratic or cubic bezier curve's power basis at t
.
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Parameters:
Name | Type | Description |
---|---|---|
ps | number[][] | a cubic bezier, e.g. [[0,0],[1,1],[2,1],[2,0]] |
t | number | the t parameter |