| AndroidPreconditions | 
 Helper class for common android specific preconditions used inside of RenderCore. 
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| BufferHelper | 
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| ChangeId | 
 Used to identify when the state of an object has changed by incrementing an integer id. 
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| LoadHelper | 
 Convenience class to parse Uri's. 
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| MovingAverage | 
 Calculates an exponentially weighted moving average for a series of data. 
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| MovingAverageMillisecondsTracker | 
Used to track a  MovingAverage that represents the number of milliseconds that elapse
 within the execution of a block of code.  
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| Preconditions | 
 Static convenience methods that help a method or constructor check whether it was invoked
 correctly. 
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| SceneformBufferUtils | 
 A simple class to read InputStreams Once the data is read it can be accessed as a ByteBuffer. 
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| TimeAccumulator | 
 Sums time samples together. 
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