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add spring

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This commit is contained in:
Justin Lin 2020-04-16 08:28:41 +08:00
parent 9cf9fd5713
commit 04f39c0514
1 changed files with 10 additions and 1 deletions
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11
examples/lsystem3_collection.scad
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@ -1,7 +1,7 @@
use <experimental/lsystem3.scad>;
use <hull_polyline3d.scad>;
for(line = vine()) {
for(line = spring()) {
hull_polyline3d(
[line[0], line[1]],
thickness = 0.25,
@ -48,4 +48,13 @@ function vine(n = 3, angle = 18, leng = 1, heading = 0, start = [0, 0, 0]) =
["F", "/F[++F]-\F[--F]+//F"]
]
)
lsystem3(axiom, rules, n, angle, leng, heading, start);
function spring(n = 8, angle = 12, leng = 1, heading = 0, start = [0, 0, 0]) =
let(
axiom = "F",
rules = [
["F", "F-^F"]
]
)
lsystem3(axiom, rules, n, angle, leng, heading, start);