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refactor: use each

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This commit is contained in:
Justin Lin 2022-04-16 16:47:03 +08:00
parent 5ddc184e8b
commit 276405c478
1 changed files with 3 additions and 7 deletions
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10
src/_impl/_bspline_curve_impl.scad
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@ -1,6 +1,4 @@
function _bspline_curve_knots(n, degree) =
let(end = n + degree + 1)
[for(i = 0; i < end; i = i + 1) i];
function _bspline_curve_knots(n, degree) = [each [0:n + degree]];
function _bspline_curve_weights(n) = [for(i = 0; i < n; i = i + 1) 1];
@ -22,10 +20,8 @@ function _bspline_curve_alpha(i, l, t, degree, knots) =
(t - knots[i]) / (knots[i + degree + 1 - l] - knots[i]);
function _bspline_curve_nvi(v, i, l, t, degree, knots, d) =
let(
alpha = _bspline_curve_alpha(i, l, t, degree, knots)
)
[[for(j = 0; j< d + 1; j = j + 1) ((1 - alpha) * v[i - 1][j] + alpha * v[i][j])]];
let(alpha = _bspline_curve_alpha(i, l, t, degree, knots))
[[for(j = 0; j < d + 1; j = j + 1) ((1 - alpha) * v[i - 1][j] + alpha * v[i][j])]];
function _bspline_curve_nvl(v, l, s, t, degree, knots, d, i) =
i == (s - degree - 1 + l) ? v :