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Trim($rel); if (parse_url($rel, PHP_URL_SCHEME) != '' || substr($rel, 0, 2) == '//') { return $base . $rel; } if (ADD_IDS) { $imgs = $xpath->query('//img'); //doesn't get simpler than this foreach ($imgs as $img) { if (two_holes_type == "mirror") { module mounting_hole_m3(h=thickness, flange=8, style="nut"){ cube([flange, flange, h], center=true); if (style == "nut"){ // a round shafthole base shape. See knob_base(). Rotate([0, 0, 45] cube([2, 2, KnobHeight+.001], center=true); if (Pointer2==1 cube([8, 3, KnobHeight], center=true); if (style == "nut"){ // a hexagonal cutout (undersize to melt an.

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