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Justin Lin
2021-01-23 22:48:55 +08:00
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examples/tiles/2_edge_wang_tiles_basic.scad Normal file
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use <experimental/2_edge_wang_tiles.scad>;
use <arc.scad>;
rows = 10;
columns = 15;
tile_width = 10;
tile_thickness = 2;
$fn = 24;
2_edge_wang_tiles(rows, columns, tile_width) {
sample_tile(0, tile_width, tile_thickness);
sample_tile(1, tile_width, tile_thickness);
sample_tile(2, tile_width, tile_thickness);
sample_tile(3, tile_width, tile_thickness);
sample_tile(4, tile_width, tile_thickness);
sample_tile(5, tile_width, tile_thickness);
sample_tile(6, tile_width, tile_thickness);
sample_tile(7, tile_width, tile_thickness);
sample_tile(8, tile_width, tile_thickness);
sample_tile(9, tile_width, tile_thickness);
sample_tile(10, tile_width, tile_thickness);
sample_tile(11, tile_width, tile_thickness);
sample_tile(12, tile_width, tile_thickness);
sample_tile(13, tile_width, tile_thickness);
sample_tile(14, tile_width, tile_thickness);
sample_tile(15, tile_width, tile_thickness);
}
translate([0, tile_width * (rows + 1)]) {
color("LightGrey")
linear_extrude(tile_thickness / 2)
square([columns * tile_width, rows * tile_width]);
color("green")
linear_extrude(tile_thickness)
2_edge_wang_tiles(rows, columns, tile_width) {
path_tile(0, tile_width);
path_tile(1, tile_width);
path_tile(2, tile_width);
path_tile(3, tile_width);
path_tile(4, tile_width);
path_tile(5, tile_width);
path_tile(6, tile_width);
path_tile(7, tile_width);
path_tile(8, tile_width);
path_tile(9, tile_width);
path_tile(10, tile_width);
path_tile(11, tile_width);
path_tile(12, tile_width);
path_tile(13, tile_width);
path_tile(14, tile_width);
path_tile(15, tile_width);
}
}
module sample_tile(n, width, thickness) {
half_w = width / 2;
diff_polygons = [
[[]],
[[[0, 0], [half_w, half_w], [-half_w, half_w]]],
[[[0, 0], [half_w, -half_w], [half_w, half_w]]],
[[[-half_w, half_w], [half_w, -half_w], [half_w, half_w]]],
[[[0, 0], [-half_w, -half_w], [half_w, -half_w]]],
[
[[0, 0], [half_w, half_w], [-half_w, half_w]],
[[0, 0], [-half_w, -half_w], [half_w, -half_w]]
],
[[[-half_w, -half_w], [half_w, -half_w], [half_w, half_w]]],
[[[0, 0], [-half_w, -half_w], [half_w, -half_w], [half_w, half_w], [-half_w, half_w]]],
[[[0, 0], [-half_w, half_w], [-half_w, -half_w]]],
[[[-half_w, half_w], [-half_w, -half_w], [half_w, half_w]]],
[
[[0, 0], [-half_w, half_w], [-half_w, -half_w]],
[[0, 0], [half_w, -half_w], [half_w, half_w]]
],
[[[0, 0], [half_w, -half_w], [half_w, half_w], [-half_w, half_w], [-half_w, -half_w]]],
[[[-half_w, half_w], [-half_w, -half_w], [half_w, -half_w]]],
[[[0, 0], [half_w, half_w], [-half_w, half_w], [-half_w, -half_w], [half_w, -half_w]]],
[[[0, 0], [-half_w, half_w], [-half_w, -half_w], [half_w, -half_w], [half_w, half_w]]],
[[[half_w, half_w], [-half_w, half_w], [-half_w, -half_w], [half_w, -half_w]]]
];
color("blue")
linear_extrude(thickness)
difference() {
square(width, center = true);
for(diff_polygon = diff_polygons[n]) {
offset(0.01) polygon(diff_polygon);
}
}
color("yellow")
linear_extrude(thickness / 2)
square(width, center = true);
}
module path_tile(n, width) {
half_w = width / 2;
quarter_w = width / 4;
module tile1() {
difference() {
square(width, center = true);
circle(quarter_w);
translate([0, quarter_w])
square([quarter_w, quarter_w * 2], center = true);
}
}
module tile3() {
difference() {
square(width, center = true);
translate([half_w, half_w])
arc(radius = half_w, angle = [180, 270], width = quarter_w);
}
}
module tile5() {
difference() {
square(width, center = true);
square([quarter_w, width], center = true);
}
}
module tile7() {
intersection() {
square(width, center = true);
translate([half_w, half_w])
circle(1.5 * quarter_w);
}
intersection() {
square(width, center = true);
translate([half_w, -half_w])
circle(1.5 * quarter_w);
}
intersection() {
square(width, center = true);
translate([-1.25 * half_w, 0])
square(width, center = true);
}
}
module tile15() {
for(i = [0:3]) {
rotate(90 * i)
intersection() {
square(width, center = true);
translate([half_w, half_w])
circle(1.5 * quarter_w);
}
}
}
if(n == 0) {
square(width, center = true);
}
else if(n == 1) {
tile1();
}
else if(n == 2) {
rotate(-90) tile1();
}
else if(n == 3) {
tile3();
}
else if(n == 4) {
rotate(-180) tile1();
}
else if(n == 5) {
tile5();
}
else if(n == 6) {
rotate(-90) tile3();
}
else if(n == 7) {
tile7();
}
else if(n == 8) {
rotate(90) tile1();
}
else if(n == 9) {
rotate(90) tile3();
}
else if(n == 10) {
rotate(90) tile5();
}
else if(n == 11) {
rotate(90) tile7();
}
else if(n == 12) {
rotate(-180) tile3();
}
else if(n == 13) {
rotate(180) tile7();
}
else if(n == 14) {
rotate(270) tile7();
}
else if(n == 15) {
tile15();
}
}