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Adds some extra exposition.

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This commit is contained in:
Thomas Harte 2018-07-01 14:41:17 -04:00
parent 1471a35bb8
commit f75af3b45e
1 changed files with 5 additions and 0 deletions
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5
Storage/Disk/Track/TrackSerialiser.cpp
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@ -17,6 +17,8 @@ Storage::Disk::PCMSegment Storage::Disk::track_serialisation(const Track &track,
DigitalPhaseLockedLoop pll(100, history_size);
std::unique_ptr<Track> track_copy(track.clone());
// ResultAccumulator exists to append whatever comes out of the PLL to
// its PCMSegment.
struct ResultAccumulator: public DigitalPhaseLockedLoop::Delegate {
PCMSegment result;
void digital_phase_locked_loop_output_bit(int value) {
@ -25,6 +27,9 @@ Storage::Disk::PCMSegment Storage::Disk::track_serialisation(const Track &track,
} result_accumulator;
result_accumulator.result.length_of_a_bit = length_of_a_bit;
// Obtain a length multiplier which is 100 times the reciprocal
// of the expected bit length. So a perfect bit length from
// the source data will come out as 100 ticks.
Time length_multiplier = Time(100*length_of_a_bit.clock_rate, length_of_a_bit.length);
length_multiplier.simplify();