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add tile_w2c

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Justin Lin
2021-07-29 16:58:48 +08:00
parent 3f499ca32d
commit 021716cf80
2 changed files with 117 additions and 0 deletions
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71
examples/tiles/2_corner_wang_tiles_basic.scad Normal file
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use <experimental/tile_w2c.scad>;
use <arc.scad>;
rows = 10;
columns = 15;
tile_width = 10;
tile_thickness = 2;
$fn = 24;
translate([tile_width, tile_width] / 2)
for(tile = tile_w2c(rows, columns)) {
x = tile[0];
y = tile[1];
i = tile[2];
translate([x, y] * tile_width)
sample_tile(i, tile_width, tile_thickness);
}
module sample_tile(n, width, thickness) {
half_w = width / 2;
diff_polygons = [
[[]],
[[[0, 0], [half_w, 0], [half_w, half_w], [0, half_w]]],
[[[0, 0], [0, -half_w], [half_w, -half_w], [half_w, 0]]],
[[[0, -half_w], [half_w, -half_w], [half_w, half_w], [0, half_w]]],
[[[0, 0], [-half_w, 0], [-half_w, -half_w], [0, -half_w]]],
[
[[0, 0], [half_w, 0], [half_w, half_w], [0, half_w]],
[[0, 0], [-half_w, 0], [-half_w, -half_w], [0, -half_w]]
],
[[[-half_w, 0], [-half_w, -half_w], [half_w, -half_w], [half_w, 0]]],
[
[[0, 0], [half_w, 0], [half_w, half_w], [0, half_w]],
[[-half_w, 0], [-half_w, -half_w], [half_w, -half_w], [half_w, 0]]
],
[[[0, 0], [0, half_w], [-half_w, half_w], [-half_w, 0]]],
[[[half_w, 0], [half_w, half_w], [-half_w, half_w], [-half_w, 0]]],
[
[[0, 0], [0, -half_w], [half_w, -half_w], [half_w, 0]],
[[0, 0], [0, half_w], [-half_w, half_w], [-half_w, 0]]
],
[
[[half_w, 0], [half_w, half_w], [-half_w, half_w], [-half_w, 0]],
[[0, 0], [0, -half_w], [half_w, -half_w], [half_w, 0]]
],
[[[0, half_w], [-half_w, half_w], [-half_w, -half_w], [0, -half_w]]],
[
[[0, half_w], [-half_w, half_w], [-half_w, -half_w], [0, -half_w]],
[[0, 0], [half_w, 0], [half_w, half_w], [0, half_w]]
],
[
[[-half_w, 0], [-half_w, -half_w], [half_w, -half_w], [half_w, 0]],
[[0, 0], [0, half_w], [-half_w, half_w], [-half_w, 0]]
],
[[[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);
}