mirror of https://github.com/vitalif/openscad
43 lines
1.1 KiB
Plaintext
43 lines
1.1 KiB
Plaintext
group() {
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minkowski(convexity = 0) {
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difference() {
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square(size = [20, 20], center = true);
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square(size = [10, 10], center = true);
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}
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circle($fn = 16, $fa = 12, $fs = 2, r = 1);
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}
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multmatrix([[1, 0, 0, 25], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
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minkowski(convexity = 0) {
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circle($fn = 16, $fa = 12, $fs = 2, r = 1);
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difference() {
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square(size = [20, 20], center = true);
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square(size = [10, 10], center = true);
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}
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}
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}
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multmatrix([[1, 0, 0, 0], [0, 1, 0, 25], [0, 0, 1, 0], [0, 0, 0, 1]]) {
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minkowski(convexity = 0) {
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union() {
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difference() {
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square(size = [20, 20], center = true);
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square(size = [10, 10], center = true);
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}
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square(size = [2, 2], center = true);
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}
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circle($fn = 16, $fa = 12, $fs = 2, r = 1);
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}
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}
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multmatrix([[1, 0, 0, 25], [0, 1, 0, 25], [0, 0, 1, 0], [0, 0, 0, 1]]) {
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minkowski(convexity = 0) {
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difference() {
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square(size = [18, 18], center = true);
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square(size = [12, 12], center = true);
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}
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difference() {
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circle($fn = 16, $fa = 12, $fs = 2, r = 2);
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circle($fn = 16, $fa = 12, $fs = 2, r = 1);
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}
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}
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}
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}
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