frac32 input
frac32 output
uint8_t reMap[128]{
18, 20, 22, 24, 26, 28, 30, 25, 27, 29, 31, 33, 35, 37, 30, 32,
34, 36, 38, 40, 42, 37, 39, 41, 43, 45, 47, 49, 42, 44, 46, 48,
50, 52, 54, 49, 51, 53, 55, 57, 59, 61, 54, 56, 58, 60, 62, 64,
66, 61, 63, 65, 67, 69, 71, 73, 68, 70, 72, 74, 76, 78, 80, 73,
75, 77, 79, 81, 83, 85, 80, 82, 84, 86, 88, 90, 92, 85, 87, 89,
91, 93, 95, 97, 92, 94, 96, 98, 100, 102, 104, 97, 99, 101, 103, 105,
107, 109, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
outlet_out = (reMap[(inlet_in >> 21) + 63] - 64) << 21;