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refactor

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This commit is contained in:
Justin Lin
2022-04-27 18:05:03 +08:00
parent 87596567a1
commit b621da6e42
1 changed files with 2 additions and 3 deletions
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5
src/surface/sf_thicken.scad
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@@ -28,15 +28,14 @@ module sf_thicken(points, thickness, direction = "BOTH", convexity = 1) {
normals = [ normals = [
for(i = [0:3]) for(i = [0:3])
let( let(
vi0 = xy,
vi1 = vi[i], vi1 = vi[i],
vi2 = vi[(i + 1) % 4], vi2 = vi[(i + 1) % 4],
v0= sf[vi0[1]][vi0[0]], v0 = sf[xy[1]][xy[0]],
v1 = sf[vi1[1]][vi1[0]], v1 = sf[vi1[1]][vi1[0]],
v2 = sf[vi2[1]][vi2[0]] v2 = sf[vi2[1]][vi2[0]]
) )
if(!(is_undef(v0) || is_undef(v1) || is_undef(v2))) if(!(is_undef(v0) || is_undef(v1) || is_undef(v2)))
tri_normal([v0, v1, v2]) tri_normal([v0, v1, v2])
] ]
) )
sum(normals) / len(normals); sum(normals) / len(normals);