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Code Issues Releases Wiki Activity

refactor

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Justin Lin
2019-06-13 20:46:53 +08:00
parent 6299da9d23
commit 6493eea0ac
1 changed files with 16 additions and 13 deletions
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29
src/polysections.scad
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@@ -15,12 +15,14 @@ module polysections(sections, triangles = "SOLID") {
function side_indexes(sects, begin_idx = 0) = function side_indexes(sects, begin_idx = 0) =
let( let(
leng_sects = len(sects), leng_sects = len(sects),
leng_pts_sect = len(sects[0]) leng_pts_sect = len(sects[0]),
range_j = [begin_idx:leng_pts_sect:begin_idx + (leng_sects - 2) * leng_pts_sect],
range_i = [0:leng_pts_sect - 1]
) )
concat( concat(
[ [
for(j = [begin_idx:leng_pts_sect:begin_idx + (leng_sects - 2) * leng_pts_sect]) for(j = range_j)
for(i = [0:leng_pts_sect - 1]) for(i = range_i)
[ [
j + i, j + i,
j + (i + 1) % leng_pts_sect, j + (i + 1) % leng_pts_sect,
@@ -28,8 +30,8 @@ module polysections(sections, triangles = "SOLID") {
] ]
], ],
[ [
for(j = [begin_idx:leng_pts_sect:begin_idx + (leng_sects - 2) * leng_pts_sect]) for(j = range_j)
for(i = [0:leng_pts_sect - 1]) for(i = range_i)
[ [
j + i, j + i,
j + (i + 1) % leng_pts_sect + leng_pts_sect , j + (i + 1) % leng_pts_sect + leng_pts_sect ,
@@ -48,8 +50,8 @@ module polysections(sections, triangles = "SOLID") {
) )
found_at_i <= 0 ? false : found_at_i <= 0 ? false :
l_sect == concat( l_sect == concat(
[for(i = [found_at_i:leng_pts_sect-1]) f_sect[i]], [for(i = found_at_i; i < leng_pts_sect; i = i + 1) f_sect[i]],
[for(i = [0:found_at_i - 1]) f_sect[i]] [for(i = 0; i < found_at_i; i = i + 1) f_sect[i]]
); );
function to_v_pts(sects) = function to_v_pts(sects) =
@@ -87,9 +89,10 @@ module polysections(sections, triangles = "SOLID") {
// hook for testing // hook for testing
test_polysections_solid(v_pts, f_idxes); test_polysections_solid(v_pts, f_idxes);
} else { } else {
first_idxes = [for(i = [0:leng_pts_sect - 1]) leng_pts_sect - 1 - i]; range_i = [0:leng_pts_sect - 1];
first_idxes = [for(i = range_i) leng_pts_sect - 1 - i];
last_idxes = [ last_idxes = [
for(i = [0:leng_pts_sect - 1]) for(i = range_i)
i + leng_pts_sect * (leng_sects - 1) i + leng_pts_sect * (leng_sects - 1)
]; ];
@@ -113,16 +116,16 @@ module polysections(sections, triangles = "SOLID") {
function strip_sects(begin_idx, end_idx) = function strip_sects(begin_idx, end_idx) =
[ [
for(i = [0:leng_sects - 1]) for(i = 0; i < leng_sects; i = i + 1)
[ [
for(j = [begin_idx:end_idx]) for(j = begin_idx; j <= end_idx; j = j + 1)
sects[i][j] sects[i][j]
] ]
]; ];
function first_idxes() = function first_idxes() =
[ [
for(i = [0:half_leng_sect - 1]) for(i = 0; i < half_leng_sect; i = i + 1)
[ [
i, i,
i + half_leng_v_pts, i + half_leng_v_pts,
@@ -133,7 +136,7 @@ module polysections(sections, triangles = "SOLID") {
function last_idxes(begin_idx) = function last_idxes(begin_idx) =
[ [
for(i = [0:half_leng_sect - 1]) for(i = 0; i < half_leng_sect; i = i + 1)
[ [
begin_idx + i, begin_idx + i,
begin_idx + (i + 1) % half_leng_sect, begin_idx + (i + 1) % half_leng_sect,