Fix pots going the wrong side of the YuSynth ADSR, though without the two resistors in the output from the top knob top_row = height - 25; // build up seven rows; middle one unused row_7 = row_6 + vertical_space/7; row_4 = row_3 + vertical_space/7; row_6 = row_5 + vertical_space/7; row_6.