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refactored

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This commit is contained in:
Justin Lin 2017-05-22 11:18:04 +08:00
parent fbf9968935
commit ea8ccd5af6
1 changed files with 15 additions and 15 deletions
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30
src/polysections.scad
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@ -41,26 +41,26 @@ module polysections(sections, triangles = "SOLID") {
]
);
function search_at(f_sect, p, leng_pts_sect, i = 0) =
i < leng_pts_sect ?
(p == f_sect[i] ? i : search_at(f_sect, p, leng_pts_sect, i + 1)) : -1;
function the_same_after_twisting(f_sect, l_sect, leng_pts_sect) =
let(
found_at_i = search_at(f_sect, l_sect[0], leng_pts_sect)
)
found_at_i == -1 ? false :
l_sect == concat(
[for(i = [found_at_i:leng_pts_sect-1]) f_sect[i]],
[for(i = [0:found_at_i - 1]) f_sect[i]]
);
module solid_sections(sects) {
leng_sects = len(sects);
leng_pts_sect = len(sects[0]);
first_sect = sects[0];
last_sect = sects[leng_sects - 1];
function search_at_first_sect(p, i = 0) =
i < leng_pts_sect ?
(p == first_sect[i] ? i : search_at_first_sect(p, i + 1)) : -1;
function the_same_after_twisting() =
let(
found_at_i = search_at_first_sect(last_sect[0])
)
found_at_i == -1 ? false :
last_sect == concat(
[for(i = [found_at_i:leng_pts_sect-1]) first_sect[i]],
[for(i = [0:found_at_i - 1]) first_sect[i]]
);
v_pts = [
for(sect = sects)
@ -68,7 +68,7 @@ module polysections(sections, triangles = "SOLID") {
pt
];
if(first_sect == last_sect || the_same_after_twisting()) {
if(first_sect == last_sect || the_same_after_twisting(first_sect, last_sect, leng_pts_sect)) {
polyhedron(
v_pts,
side_indexes(sects)