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Code Issues Releases Wiki Activity

reverse if necessary

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Justin Lin
2022-04-04 21:00:06 +08:00
parent d2a936a5a3
commit 38ce75b708
1 changed files with 4 additions and 4 deletions
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8
src/surface/sf_thickenT.scad
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@@ -18,8 +18,6 @@ module sf_thickenT(points, thickness, triangles = undef, direction = "BOTH", con
// triangles : counter-clockwise // triangles : counter-clockwise
real_triangles = is_undef(triangles) ? tri_delaunay([for(p = points) [p.x, p.y]]) : triangles; real_triangles = is_undef(triangles) ? tri_delaunay([for(p = points) [p.x, p.y]]) : triangles;
tris = [for(tri = real_triangles) [tri[2], tri[1], tri[0]]];
function connected_tris(leng_pts, triangles) = function connected_tris(leng_pts, triangles) =
let( let(
leng = len(triangles), leng = len(triangles),
@@ -33,13 +31,15 @@ module sf_thickenT(points, thickness, triangles = undef, direction = "BOTH", con
tri = triangles[i], tri = triangles[i],
n_cnt_tris = [ n_cnt_tris = [
for(k = [0:leng_pts - 1]) for(k = [0:leng_pts - 1])
search([k], tri)[0] != [] ? [each cnt_tris[k], tri] : cnt_tris[k] search([k], tri)[0] != [] ?
// OpenSCAD requires clockwise
[each cnt_tris[k], [tri[2], tri[1], tri[0]]] : cnt_tris[k]
] ]
) )
_connected_tris(triangles, leng, leng_pts, n_cnt_tris, i + 1); _connected_tris(triangles, leng, leng_pts, n_cnt_tris, i + 1);
leng_pts = len(points); leng_pts = len(points);
cnn_tris = connected_tris(leng_pts, tris); cnn_tris = connected_tris(leng_pts, real_triangles);
if(is_list(direction)) { if(is_list(direction)) {
dir_v = direction / norm(direction); dir_v = direction / norm(direction);