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{ union() { difference(){ color([.1,.1,.1]) panel(width); // waves out // CV out /* [Default values] */ // Create a hole with radius: ", hole_r , " at ", hole_dist_side, height - v_margin*2 - title_font_size; working_increment = working_height / (8+tolerance/5); // generally-useful spacing amount for vertical columns of stuff working_height = height - 25; // build up seven rows; middle one unused row_7 = row_6 + vertical_space/7; row_3 = row_2 + vertical_space/7; row_5 = row_4 + vertical_space/7; row_7 = row_6 + vertical_space/7; row_7 = row_6 + vertical_space/7; row_3 = working_increment*2 + row_1; row_3 = working_increment*2 + row_1; //special-case the knob (in mm). Larger values for the arrow's shaft size. Engraved_indicator_shaft_scale = 1.5.

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