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Can create a D-shaped shafthole if desired. Scale([engraved_indicator_scale * 0.3, engraved_indicator_scale * 0.3, engraved_indicator_scale * 0.3]) union() { difference() { // Three Panel Soul elseif (strpos($article['link'], 'threepanelsoul.com/2') !== FALSE) { $article['content'] = $this->get_img_tags($xpath, '(//div[@id="comicFrame"])', $article); Added The Trenches; yet more code style tweaking // The Oatmeal $entries = $xpath->query("//div[@class='entry']"); foreach ($entries as $entry) { $article['content'] = $this->get_img_tags($xpath, "//div[@id='imgdiv']//img", $article); //also get the blog //also get the blog //also get blog //also get blog $entries = $xpath->query("//span[@class='rss-content']"); foreach ($entries as $entry){ $article['content'] .= "
$orig_content
"; } // draw a horizontal cylinder around the top knobs // How much horizontal space needed for left-hand and right-hand sub-panels right_panel_width = 12; // [1:1:84] v_margin = hole_dist_top*5; output_column = width_mm - right_rib_thickness; // projection: make a 2d version v_wall(h=4, l=height-rail_clearance*2, th=right_rib_thickness); // top horizontal rib // h_wall(h=4, l=right_rib_x); // bottom horizontal rib // one more vertical to mount a circuit board to, dead center wall(h=6, w=height-hole_dist_top*3-4); // color([1,0,0] // surface("FireballSpellSmall.png", center=true, invert=false); text(string, size, halign=halign, font=font); } module make_surface(filename, h) { for (a = [1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16]) linear_extrude(height=a/h, convexity=10) projection(cut = true) surface(filename, center=true); } .

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