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  3. FReplayBuffer

FReplayBuffer

Large buffer that sequentially concatenates a series of episodes in a large flat array.

API > API/Plugins > API/Plugins/LearningTraining

References

   
Module LearningTraining
Header /Engine/Plugins/Experimental/LearningAgents/Source/LearningTraining/Public/LearningExperience.h
Include #include "LearningExperience.h"

Syntax

struct FReplayBuffer

Remarks

Large buffer that sequentially concatenates a series of episodes in a large flat array. Used to collate episodic data together from multiple instances.

Functions

  Type Name Description
Public function bool

AddEpisodes ( const TLearningArrayView< 1, const ECompletionMode > InEpisodeCompletionModes,
const TLearningArrayView< 2, const float > InEpisodeFinalObservations,
const FEpisodeBuffer& EpisodeBuffer,
const FIndexSet Instances,
const bool bAddTruncatedEpisodeWhenFull
)

 Add a set of episodes to the replay buffer
Public function Const const TLearningArrayView< 2, const float >  
Public function Const const TLearningArrayView< 1, const ECompletionMode >  
Public function Const const TLearningArrayView< 2, const float >  
Public function Const const TLearningArrayView< 1, const int32 >  
Public function Const const int32  
Public function Const const TLearningArrayView< 1, const int32 >  
Public function Const const int32  
Public function Const const int32  
Public function Const const TLearningArrayView< 2, const float >  
Public function Const const TLearningArrayView< 1, const float >  
Public function Const const int32  
Public function void

Reset ()

 Reset the replay buffer. Does not free memory - just resets episode and sample num to zero.
Public function void

Resize ( const int32 InObservationVectorDimNum,
const int32 InActionVectorDimNum,
const int32 InMaxEpisodeNum,
const int32 InMaxStepNum
)

 Resizes the replay buffer.

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