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Justin Lin 2022-02-13 15:56:11 +08:00
parent ca6c2ba7ee
commit 00861bc751
1 changed files with 51 additions and 49 deletions
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examples/voronoi/pineapple.scad
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@ -16,59 +16,61 @@ module pineapple(eye_number, leaf_step, leaf_number, leaf_fn) {
real_eye_number = eye_number + rand(0, 10);
pts = fibonacci_lattice(real_eye_number, 1);
regions = vrn_sphere(pts);
mirror([0, 0, 1])
scale([1, 1, 1.3])
union() {
for(i = [0:real_eye_number - 1]) {
polyhedron_hull(concat(regions[i], [pts[i] * 1.075]));
}
sphere(1.0015, $fn = 96);
}
// leaves
shape = [
for(p = shape_superformula(leaf_step, 3, 3, 4.5, 10, 10))
p.x > 0 ?
[p.x * abs(p.y / 1.75) / 10, p.y / 10] :
[p.x * 0.03, p.y / 10]
];
color("Olive")
translate([0, 0, 1.2])
scale([1.75, 1.75, 1]) {
$fn = leaf_fn;
a_step = 360 / leaf_number;
scale([1.2, 1.1, 4])
translate([-.475, 0, 0])
rotate([90, 0, 0])
ring_extrude(shape, radius = .5, angle = 60, scale = .025, twist = rand(5, 45));
rand_angles = rands(0, 90, 3);
range = [0:leaf_number - 1];
for(i = range) {
rotate(i * a_step + rand_angles[0])
scale([1, 1, 3])
translate([-.6, 0, 0])
rotate([90, 0, 0])
ring_extrude(shape, radius = .5, angle = rand(60, 65), scale = .025, twist = rand(5, 45));
scale(50) {
mirror([0, 0, 1])
scale([1, 1, 1.3])
union() {
for(i = [0:real_eye_number - 1]) {
polyhedron_hull(concat(regions[i], [pts[i] * 1.075]));
}
sphere(1.0015, $fn = 96);
}
for(i = range) {
rotate(i * a_step + rand_angles[1])
scale([1, 1, 2])
translate([-.65, 0, 0])
rotate([90, 0, 0])
ring_extrude(shape, radius = .5, angle = rand(80, 85), scale = .025, twist = rand(5, 45));
}
// leaves
shape = [
for(p = shape_superformula(leaf_step, 3, 3, 4.5, 10, 10))
p.x > 0 ?
[p.x * abs(p.y / 1.75) / 10, p.y / 10] :
[p.x * 0.03, p.y / 10]
];
for(i = range) {
rotate(i * a_step + rand_angles[2])
translate([-.675, 0, 0])
color("Olive")
translate([0, 0, 1.2])
scale([1.75, 1.75, 1]) {
$fn = leaf_fn;
a_step = 360 / leaf_number;
scale([1.2, 1.1, 4])
translate([-.475, 0, 0])
rotate([90, 0, 0])
ring_extrude(shape, radius = .5, angle = rand(90, 95), scale = .025, twist = rand(5, 45));
ring_extrude(shape, radius = .5, angle = 60, scale = .025, twist = rand(5, 45));
rand_angles = rands(0, 90, 3);
range = [0:leaf_number - 1];
for(i = range) {
rotate(i * a_step + rand_angles[0])
scale([1, 1, 3])
translate([-.6, 0, 0])
rotate([90, 0, 0])
ring_extrude(shape, radius = .5, angle = rand(60, 65), scale = .025, twist = rand(5, 45));
}
for(i = range) {
rotate(i * a_step + rand_angles[1])
scale([1, 1, 2])
translate([-.65, 0, 0])
rotate([90, 0, 0])
ring_extrude(shape, radius = .5, angle = rand(80, 85), scale = .025, twist = rand(5, 45));
}
for(i = range) {
rotate(i * a_step + rand_angles[2])
translate([-.675, 0, 0])
rotate([90, 0, 0])
ring_extrude(shape, radius = .5, angle = rand(90, 95), scale = .025, twist = rand(5, 45));
}
}
}
}