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refactor

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This commit is contained in:
Justin Lin
2022-03-12 22:39:46 +08:00
parent b89a800022
commit 1a99069057
1 changed files with 4 additions and 6 deletions
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10
src/turtle/_impl/_lsystem_comm.scad
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@@ -10,17 +10,15 @@ function _join(str_lt) =
[for(i = 0, s = str_lt[0]; i < leng; i = i + 1, s = str(s, str_lt[i])) s][leng - 1];
function c_or_v(c, v, rules, rules_pr, leng, i = 0) =
i == leng ? c : (
let(idx = search([v[i]], rules, num_returns_per_match=0, index_col_num = 1)[0][0])
rand(0, 1) <= rules_pr[idx] ? v[i] : c_or_v(c, v, rules, rules_pr, leng, i + 1)
);
i == leng ? c :
let(idx = search([v[i]], rules, num_returns_per_match=0, index_col_num = 1)[0][0])
rand(0, 1) <= rules_pr[idx] ? v[i] : c_or_v(c, v, rules, rules_pr, leng, i + 1);
function _derive1_p(base, rules, rules_pr) =
_join([
for(c = base)
let(v = [for(r = rules) if(r[0] == c) r[1]])
v == [] ? c :
c_or_v(c, v, rules, rules_pr, len(v))
v == [] ? c : c_or_v(c, v, rules, rules_pr, len(v))
]);
function _derive_p(base, rules, rules_pr, n, i = 0) =