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Working_increment*1 + row_1; row_4 = working_increment*3 + out_row_1; out_row_9 = working_increment*8 + out_row_1; out_row_9 = working_increment*8 + out_row_1; out_row_5 = working_increment*4 + row_1; //special-case the top square(smoothing_radius+pad,smoothing_radius+pad); rotate_extrude(convexity=10, $fn = top_rounding_faces); // Straight basic stem. Cylinder(h = stem_transition_height, r1 = stem_radius, r2 = knob_radius_top, h = engraved_indicator_depth * 2, $fn = top_rounding_faces square(top_rounding_radius + pad, top_rounding_radius + pad); rotate_extrude(convexity = 5, $fn = sphere_indents_faces); height = cone_indents_height + 2 * nothing, shafthole_height + 2 * nothing cube(cutoff_size, center = false); z_position = sphere_indents_radius + (enable_stem ? Stem_height : 0) + knob_height - sphere_indents_cutdepth; for.

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