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refactor: reuse ry_matrix

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Justin Lin
2022-05-11 10:24:29 +08:00
parent 999e0196c0
commit e5daf6d060
1 changed files with 10 additions and 2 deletions
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12
src/surface/sf_curve.scad
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@@ -10,7 +10,6 @@
use <_impl/_sf_square_surfaces.scad>; use <_impl/_sf_square_surfaces.scad>;
use <sf_solidify.scad>; use <sf_solidify.scad>;
use <../ptf/ptf_rotate.scad>;
module sf_curve(levels, curve_path, thickness, depth, invert = false, convexity = 1) { module sf_curve(levels, curve_path, thickness, depth, invert = false, convexity = 1) {
rows = len(levels); rows = len(levels);
@@ -29,10 +28,19 @@ module sf_curve(levels, curve_path, thickness, depth, invert = false, convexity
curve_path[idx > to ? to : idx] curve_path[idx > to ? to : idx]
]; ];
function __ry_matrix(a) =
let(c = cos(a), s = sin(a))
[
[c, 0, -s],
[0, 1, 0],
[s, 0, c]
];
m = __ry_matrix(-90);
normal_vts = [ normal_vts = [
for(i = [0:columns - 1]) for(i = [0:columns - 1])
let(v = pts[i + 1] - pts[i]) let(v = pts[i + 1] - pts[i])
ptf_rotate(v / norm(v), [0, -90, 0]) v / norm(v) * m
]; ];
dp = is_undef(depth) ? thickness / 2 : depth; dp = is_undef(depth) ? thickness / 2 : depth;