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Sphere(r = sphere_indents_radius, $fn = top_rounding_faces); // Straight basic stem. Cylinder(h = stem_height + nothing, = stem_radius, $fn = 3, center = false); z_position = height - v_margin*2 - title_font_size; working_increment = working_height / (8+tolerance/3); // generally-useful spacing amount for vertical columns of stuff col_left = h_margin; bottom_row = v_margin + 12; //knob_radius top_row = height - v_margin; working_increment = working_height / 7; // generally-useful spacing amount for vertical columns of stuff working_increment = working_height / (8+tolerance/3); // generally-useful spacing amount for vertical columns of stuff working_height = height - v_margin - title_font_size*1.5; working_height = height - v_margin; working_increment = working_height / 6.

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