beginthaichar("OH", "E2", "oh", 2thick# + normwd#, normht# + uvgap# + uvht#, 0); b_def(1, thick, 0); rhat_def(2); y2top = normht + uvgap + uvht; y1bot = 0; x2lft = leftmost; x2rt = rightmost; x1rt = rightmost; x1 = x2; filldraw rhat_path(2) -- reverse b_path(1) -- cycle; penlabels(1,2); endthaichar;