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Josh Deprez 2021-10-03 18:33:21 +11:00
parent 120c2172ec
commit ca90dbb301
1 changed files with 1 additions and 1 deletions
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geom/spline.go
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@ -100,7 +100,7 @@ func (s *CubicSpline) Prepare() error {
// Compute moments. m[0] and m[N-1] are chosen to be 0 (natural cubic spline). // Compute moments. m[0] and m[N-1] are chosen to be 0 (natural cubic spline).
// Also these "moments" aren't the true values of the second derivatives // Also these "moments" aren't the true values of the second derivatives
// at the knots - they are calculated at 1/6th scale to avoid a multiply // at the knots - they are calculated at 1/6th scale to avoid a multiply
// and divide by 6.) // and divide by 6.
// Given: // Given:
// ɣ(i) = 2.0 * (h[i-1] + h[i]) // ɣ(i) = 2.0 * (h[i-1] + h[i])
// b(i) = ((Points[i+1].Y-Points[i].Y)/h[i] - (Points[i].Y-Points[i-1].Y)/h[i-1]) // b(i) = ((Points[i+1].Y-Points[i].Y)/h[i] - (Points[i].Y-Points[i-1].Y)/h[i-1])