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add tree2

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This commit is contained in:
Justin Lin
2020-04-16 08:41:39 +08:00
parent a8aaf56b50
commit 697698a296
1 changed files with 13 additions and 2 deletions
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15
examples/lsystem3_collection.scad
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@@ -1,7 +1,7 @@
use <experimental/lsystem3.scad>;
use <hull_polyline3d.scad>;
for(line = plant()) {
for(line = tree2()) {
hull_polyline3d(
[line[0], line[1]],
thickness = 0.25,
@@ -9,7 +9,7 @@ for(line = plant()) {
);
}
function tree(n = 4, angle = 22.5, leng = 1, heading = 0, start = [0, 0, 0]) =
function tree1(n = 4, angle = 22.5, leng = 1, heading = 0, start = [0, 0, 0]) =
let(
axiom = "FFFA",
rules = [
@@ -18,6 +18,17 @@ function tree(n = 4, angle = 22.5, leng = 1, heading = 0, start = [0, 0, 0]) =
)
lsystem3(axiom, rules, n, angle, leng, heading, start);
function tree2(n = 4, angle = 18, leng = 1, heading = 0, start = [0, 0, 0]) =
let(
axiom = "BBBBBA",
rules = [
["A", "[++BB[--C][++C][&&C][^^C]A]/////+BBB[--C][++C][&&C][^^C]A"],
["B", "\\\\B"],
["C", ""]
]
)
lsystem3(axiom, rules, n, angle, leng, heading, start, forward_chars = "ABC");
function plant(n = 4, angle = 30, leng = 1, heading = 0, start = [0, 0, 0]) =
let(
axiom = "A",