1minkowski(convexity = 0); 2hull(); 3resize(newsize = [0,0,0], auto = [0,0,0], convexity = 0); 4group(); 5group(); 6intersection(); 7group() { 8 sphere($fn = 0, $fa = 12, $fs = 2, r = 1); 9} 10union(); 11difference(); 12intersection(); 13linear_extrude(height = 100, center = false, convexity = 1, scale = [1, 1], $fn = 0, $fa = 12, $fs = 2); 14linear_extrude(height = 100, center = false, convexity = 1, scale = [1, 1], $fn = 0, $fa = 12, $fs = 2); 15rotate_extrude(angle = 360, convexity = 2, $fn = 0, $fa = 12, $fs = 2); 16rotate_extrude(angle = 360, convexity = 2, $fn = 0, $fa = 12, $fs = 2); 17import(file = "", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2, timestamp = 0); 18import(file = "", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2, timestamp = 0); 19import(file = "", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2, timestamp = 0); 20import(file = "", layer = "", origin = [0, 0], scale = 1, convexity = 1, $fn = 0, $fa = 12, $fs = 2, timestamp = 0); 21group(); 22cube(size = [1, 1, 1], center = false); 23sphere($fn = 0, $fa = 12, $fs = 2, r = 1); 24cylinder($fn = 0, $fa = 12, $fs = 2, h = 1, r1 = 1, r2 = 1, center = false); 25polyhedron(points = undef, faces = undef, convexity = 1); 26square(size = [1, 1], center = false); 27circle($fn = 0, $fa = 12, $fs = 2, r = 1); 28polygon(points = undef, paths = undef, convexity = 1); 29projection(cut = false, convexity = 0); 30render(convexity = 1); 31surface(file = "", center = false, invert = false, timestamp = 0); 32multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]); 33multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]); 34multmatrix([[-1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]); 35multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]); 36multmatrix([[1, 0, 0, 0], [0, 1, 0, 0], [0, 0, 1, 0], [0, 0, 0, 1]]); 37color([-1, -1, -1, 1]); 38offset(r = 1, $fn = 0, $fa = 12, $fs = 2); 39text(text = "", size = 10, spacing = 1, font = "", direction = "ltr", language = "en", halign = "left", valign = "baseline", $fn = 0, $fa = 12, $fs = 2); 40 41