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loosen audio memoization precondition

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This commit is contained in:
Zach Pomerantz 2017-02-15 13:36:03 -05:00
parent ed4f96eadd
commit 2e9217fb47
2 changed files with 2 additions and 5 deletions
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3
assignment-client/src/audio/AudioMixerClientData.cpp
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@ -548,9 +548,6 @@ AudioMixerClientData::IgnoreZone& AudioMixerClientData::IgnoreZoneMemo::get(unsi
_zone = box;
unsigned int oldFrame = _frame.exchange(frame, std::memory_order_release);
Q_UNUSED(oldFrame);
// check the precondition
assert(oldFrame == 0 || frame == (oldFrame + 1));
}
}

4
assignment-client/src/audio/AudioMixerClientData.h
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@ -44,7 +44,7 @@ public:
AvatarAudioStream* getAvatarAudioStream();
// returns whether self (this data's node) should ignore node, memoized by frame
// precondition: frame is monotonically increasing after first call
// precondition: frame is increasing after first call (including overflow wrap)
bool shouldIgnore(SharedNodePointer self, SharedNodePointer node, unsigned int frame);
// the following methods should be called from the AudioMixer assignment thread ONLY
@ -131,7 +131,7 @@ private:
// returns an ignore zone, memoized by frame (lockless if the zone is already memoized)
// preconditions:
// - frame is monotonically increasing after first call
// - frame is increasing after first call (including overflow wrap)
// - there are no references left from calls to getIgnoreZone(frame - 1)
IgnoreZone& get(unsigned int frame);