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Further upped asserts, thereby discovering the mistake I'd recently introduced: seeking properly within the event source as per its potential left-clipping, but then not allowing for that in the calculated current time.

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Thomas Harte 2017-08-15 16:25:46 -04:00
parent c196f0018f
commit 7b92b235e1
1 changed files with 5 additions and 2 deletions
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7
Storage/Disk/PCMPatchedTrack.cpp
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@ -195,11 +195,14 @@ Storage::Time PCMPatchedTrack::seek_to(const Time &time_since_index_hole) {
active_period_++;
}
// allow whatever storage represents the period found to perform its seek
// allow whatever storage represents the period found to perform its seek; calculation for periods
// with an event source is, in effect: seek_to(offset_into_segment + distance_into_period) - offset_into_segment.
if(active_period_->event_source)
current_time_ = active_period_->event_source->seek_to(active_period_->segment_start_time + time_since_index_hole - active_period_->start_time) + active_period_->start_time;
current_time_ = active_period_->event_source->seek_to(active_period_->segment_start_time + time_since_index_hole - active_period_->start_time) + active_period_->start_time - active_period_->segment_start_time;
else
current_time_ = underlying_track_->seek_to(time_since_index_hole);
assert(current_time_ <= time_since_index_hole);
return current_time_;
}