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fix WaveTrackCache, again...

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... There was still some duplicated loading of block files during normal
forward play, though not more than two loads per file.
This commit is contained in:
Paul Licameli
2017-02-21 09:07:25 -05:00
parent 40651241d9
commit 31832b21a3
2 changed files with 9 additions and 6 deletions
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8
src/WaveTrack.cpp
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@@ -2661,9 +2661,7 @@ constSamplePtr WaveTrackCache::Get(sampleFormat format,
// Request starts in the second buffer and extends past it.
// Discard the first buffer.
// (But don't deallocate the buffer space.)
float *save = mBuffers[0].data;
mBuffers[0] = mBuffers[1];
mBuffers[1].data = save;
mBuffers[0] .swap ( mBuffers[1] );
fillSecond = true;
mNValidBuffers = 1;
}
@@ -2678,9 +2676,7 @@ constSamplePtr WaveTrackCache::Get(sampleFormat format,
// refill the first.
// (This case might be useful when marching backwards through
// the track, as with scrubbing.)
float *save = mBuffers[1].data;
mBuffers[1] = mBuffers[0];
mBuffers[0].data = save;
mBuffers[0] .swap ( mBuffers[1] );
fillFirst = true;
fillSecond = false;
// Cache is not in a consistent state yet