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Ensure this can definitely never divide by 0.

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Thomas Harte 2020-01-28 23:25:21 -05:00
parent 8b1f183198
commit 1b27eedf6b
1 changed files with 1 additions and 1 deletions
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Storage/Disk/DPLL/DigitalPhaseLockedLoop.hpp
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@ -106,7 +106,7 @@ template <typename BitHandler, size_t length_of_history = 3> class DigitalPhaseL
// In net: use an unweighted average of the stored offsets to compute current window size, // In net: use an unweighted average of the stored offsets to compute current window size,
// bucketing them by rounding to the nearest multiple of the base clocks per bit // bucketing them by rounding to the nearest multiple of the base clocks per bit
window_length_ = total_spacing_ / total_divisor_; window_length_ = std::max(total_spacing_ / total_divisor_, Cycles::IntType(1));
// Also apply a difference to phase, use a simple spring mechanism as a lowpass filter. // Also apply a difference to phase, use a simple spring mechanism as a lowpass filter.
const auto error = new_phase - (window_length_ >> 1); const auto error = new_phase - (window_length_ >> 1);