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Code Issues Releases Wiki Activity

OpenSCAD prefers clockwise

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Justin Lin
2017-05-15 21:13:59 +08:00
parent ea293df68b
commit d3099954f3
1 changed files with 7 additions and 6 deletions
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13
src/polysections.scad
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@@ -30,23 +30,24 @@ module polysections(sections, triangles = "SOLID") {
module solid_sections(sects) { module solid_sections(sects) {
leng_pts_sect = len(sects[0]); leng_pts_sect = len(sects[0]);
first_idxes = [for(i = [0:leng_pts_sect - 1]) leng_pts_sect - 1 - i];
first_idxes = [for(i = [0:leng_pts_sect - 1]) i];
last_idxes = [ last_idxes = [
for(i = [0:leng_pts_sect - 1]) for(i = [0:leng_pts_sect - 1])
i + leng_pts_sect * (len(sects) - 1) i + leng_pts_sect * (len(sects) - 1)
]; ];
v_pts = [ v_pts = [
for(sect = sects) for(sect = sects)
for(pt = sect) for(pt = sect)
pt pt
]; ];
polyhedron( polyhedron(
v_pts, v_pts,
concat([first_idxes], side_indexes(sects), [last_idxes]) concat([first_idxes], side_indexes(sects), [last_idxes])
); );
} }
module hollow_sections(sects) { module hollow_sections(sects) {