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add plant

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This commit is contained in:
Justin Lin
2020-04-16 08:25:32 +08:00
parent cf61c25302
commit 8b87642475
1 changed files with 11 additions and 2 deletions
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13
examples/lsystem3_collection.scad
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@@ -1,7 +1,7 @@
use <experimental/lsystem3.scad>; use <experimental/lsystem3.scad>;
use <hull_polyline3d.scad>; use <hull_polyline3d.scad>;
for(line = fern()) { for(line = plant()) {
hull_polyline3d( hull_polyline3d(
[line[0], line[1]], [line[0], line[1]],
thickness = 0.25, thickness = 0.25,
@@ -39,4 +39,13 @@ function fern(n = 8, angle = 4, leng = 1, heading = 0, start = [0, 0, 0]) =
["D", "[---------EE][+++++++++EE]B&&-D"] ["D", "[---------EE][+++++++++EE]B&&-D"]
] ]
) )
lsystem3(axiom, rules, n, angle, leng, heading, start, forward_chars = "ABCDE"); lsystem3(axiom, rules, n, angle, leng, heading, start, forward_chars = "ABCDE");
function plant(n = 3, angle = 18, leng = 1, heading = 0, start = [0, 0, 0]) =
let(
axiom = "--F",
rules = [
["F", "/F[++F]-\F[--F]+//F"]
]
)
lsystem3(axiom, rules, n, angle, leng, heading, start);