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Footprint_depth = .25; //non-printing, barely-visible outline of component footprints printer_z_fix = 0.2; // Padding to maintain manifold rotate_extrude(convexity = 5, $fn = sphere_indents_faces); height = cone_indents_height + 2 * nothing, shafthole_height + 2 + (enable_stem ? Stem_height : 0) + knob_height - sphere_indents_cutdepth; for (z = [0 : sphere_indents_count]) { z_position = height - v_margin - title_font; saw_out = [h_margin + working_width/4, row_1, 0]; fm_pot = [input_column - h_margin/2, row_1, 0]; left_rib_x = thickness * 1; right_rib_x = width_mm - thickness*2.2; left_rib_x = 0; // 0 = A cylindrical knob, any other value will taper the knob.

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