%%BeginFeature *Transfer Interpolated
{
    <00112233445566778899aabbccddeeff>
    dup length 1 sub
    3 -1 roll mul
    dup
    floor cvi
    2 index exch get
    exch
    dup
    ceiling cvi
    dup
    5 -1 roll
    exch get
    3 1 roll
    exch sub
    exch
    2 index
    sub
    mul
    add
    255 div
} settransfer
%%EndFeature