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group() {
projection(cut = true, convexity = 0) {
square(size = [1, 1], center = false);
}
projection(cut = true, convexity = 0) {
multmatrix([[1, 0, 0, 20], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]) {
cube(size = [10, 10, 10], center = true);
}
}
multmatrix([[1, 0, 0, 0], [0, 1, 0, 20], [0, 0, 1, 0], [0, 0, 0, 1]]) {
projection(cut = true, convexity = 0) {
multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, -4.999999], [0, 0, 0, 1]]) {
cube(size = [10, 10, 10], center = true);
}
}
}
multmatrix([[1, 0, 0, 0], [0, 1, 0, -10], [0, 0, 1, 0], [0, 0, 0, 1]]) {
projection(cut = true, convexity = 0) {
union() {
difference() {
cube(size = [5, 5, 5], center = true);
cube(size = [4, 4, 4], center = true);
}
multmatrix([[1, 0, 0, 2.1], [0, 1, 0, 2.1], [0, 0, 1, 0], [0, 0, 0, 1]]) {
difference() {
cube(size = [5, 5, 5], center = true);
cube(size = [4, 4, 4], center = true);
}
}
}
}
}
}
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