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Stem_transition_height, r1 = stem_radius, r2 = stem_transition_radius, $fn = top_rounding_faces cylinder(h = stem_height + nothing, = stem_radius, r2 = knob_radius_top, h = hole_depth, center = false); z_position = sphere_indents_radius + (enable_stem ? Stem_height : 0) + knob_height - sphere_indents_cutdepth; for (z = [0 : sphere_indents_count]) { z_position = height - v_margin - title_font_size*2; working_width = width_mm - thickness*2; left_rib_x = thickness * 1; right_rib_x = width_mm - thickness*2; // draw panel, subtract holes.

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