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  3. FEpisodeBuffer

FEpisodeBuffer

Buffer storing the observations, actions, and rewards of multiple instances over an episode

API > API/Plugins > API/Plugins/LearningTraining

Buffer storing the observations, actions, and rewards of multiple instances over an episode

   
Name FEpisodeBuffer
Type struct
Header File /Engine/Plugins/Experimental/LearningAgents/Source/LearningTraining/Public/LearningExperience.h
Include Path #include "LearningExperience.h"

Syntax

struct FEpisodeBuffer

Variables

Protected

Name Type Remarks Include Path Unreal Specifiers
ActionArrays TArray< TLearningArray< 3, float >, TInlineAllocator< 1 > >   LearningExperience.h  
ActionModifierArrays TArray< TLearningArray< 3, float >, TInlineAllocator< 1 > >   LearningExperience.h  
ActionModifierNames TArray< FName, TInlineAllocator< 1 > > Action Modifiers. LearningExperience.h  
ActionModifierSchemaIds TArray< int32, TInlineAllocator< 1 > >   LearningExperience.h  
ActionModifierSizes TArray< int32, TInlineAllocator< 1 > >   LearningExperience.h  
ActionNames TArray< FName, TInlineAllocator< 1 > > Actions. LearningExperience.h  
ActionSchemaIds TArray< int32, TInlineAllocator< 1 > >   LearningExperience.h  
ActionSizes TArray< int32, TInlineAllocator< 1 > >   LearningExperience.h  
bHasBeenSized bool   LearningExperience.h  
EpisodeStepNums TLearningArray< 1, int32 > Episode Step Nums. LearningExperience.h  
MaxInstanceNum int32   LearningExperience.h  
MaxStepNum int32   LearningExperience.h  
MemoryStateArrays TArray< TLearningArray< 3, float >, TInlineAllocator< 1 > >   LearningExperience.h  
MemoryStateNames TArray< FName, TInlineAllocator< 1 > > Memory States. LearningExperience.h  
MemoryStateSizes TArray< int32, TInlineAllocator< 1 > >   LearningExperience.h  
ObservationArrays TArray< TLearningArray< 3, float >, TInlineAllocator< 1 > >   LearningExperience.h  
ObservationNames TArray< FName, TInlineAllocator< 1 > > Observations. LearningExperience.h  
ObservationSchemaIds TArray< int32, TInlineAllocator< 1 > >   LearningExperience.h  
ObservationSizes TArray< int32, TInlineAllocator< 1 > >   LearningExperience.h  
RewardArrays TArray< TLearningArray< 3, float >, TInlineAllocator< 1 > >   LearningExperience.h  
RewardNames TArray< FName, TInlineAllocator< 1 > > Rewards. LearningExperience.h  
RewardSizes TArray< int32, TInlineAllocator< 1 > >   LearningExperience.h  

Functions

Public

Name Remarks Include Path Unreal Specifiers

int32 AddActionModifiers ( const FName& Name,
const int32 SchemaId,
const int32 Size
)

   LearningExperience.h  

int32 AddActions ( const FName& Name,
const int32 SchemaId,
const int32 Size
)

   LearningExperience.h  

int32 AddMemoryStates ( const FName& Name,
const int32 Size
)

   LearningExperience.h  

int32 AddObservations ( const FName& Name,
const int32 SchemaId,
const int32 Size
)

   LearningExperience.h  

int32 AddRewards ( const FName& Name,
const int32 Size
)

   LearningExperience.h  

const TLearningArrayView< 2, const float > GetActionModifiers ( const int32 ActiActionModifierIdnId,
const int32 InstanceIdx
) const

   LearningExperience.h  

const TLearningArrayView< 2, const float > GetActions ( const int32 ActionId,
const int32 InstanceIdx
) const

   LearningExperience.h  

const TLearningArrayView< 1, const int32 > GetEpisodeStepNums()

   LearningExperience.h  

int32 GetMaxInstanceNum()

   LearningExperience.h  

int32 GetMaxStepNum()

   LearningExperience.h  

const TLearningArrayView< 2, const float > GetMemoryStates ( const int32 MemoryStateId,
const int32 InstanceIdx
) const

   LearningExperience.h  

const TLearningArrayView< 2, const float > GetObservations ( const int32 ObservationId,
const int32 InstanceIdx
) const

   LearningExperience.h  

const TLearningArrayView< 2, const float > GetRewards ( const int32 RewardId,
const int32 InstanceIdx
) const

   LearningExperience.h  

void IncrementEpisodeStepNums ( const FIndexSet Instances
)

   LearningExperience.h  

void PushActionModifiers ( const int32 ActionModifierId,
const TLearningArrayView< 2, const float > InActionModifiers,
const FIndexSet Instances
)

   LearningExperience.h  

void PushActions ( const int32 ActionId,
const TLearningArrayView< 2, const float > InActions,
const FIndexSet Instances
)

   LearningExperience.h  

void PushMemoryStates ( const int32 MemoryStateId,
const TLearningArrayView< 2, const float > InMemoryStates,
const FIndexSet Instances
)

   LearningExperience.h  

void PushObservations ( const int32 ObservationId,
const TLearningArrayView< 2, const float > InObservations,
const FIndexSet Instances
)

   LearningExperience.h  

void PushRewards ( const int32 RewardId,
const TLearningArrayView< 1, const float > InRewards,
const FIndexSet Instances
)

 Convenience overload for pushing rewards from a Training Environment. LearningExperience.h  

void PushRewards ( const int32 RewardId,
const TLearningArrayView< 2, const float > InRewards,
const FIndexSet Instances
)

   LearningExperience.h  

void Reset ( const FIndexSet Instances
)

 Reset the buffer for the given set of instances LearningExperience.h  

void Resize ( const int32 InMaxInstanceNum,
const int32 InMaxStepNum
)

 Resize the experience buffer LearningExperience.h  

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