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FVectorVMContext

Context information passed around during VM execution.

Windows

MacOS

Linux

Inheritance Hierarchy

FTlsAutoCleanup

TThreadSingleton

FVectorVMContext

References

Module	VectorVM
Header	/Engine/Source/Runtime/VectorVM/Public/VectorVM.h
Include	#include "VectorVM.h"

Syntax

Remarks

Context information passed around during VM execution.

Variables

	Name	Description
bool	bIsParallelExecution
const uint8 ...	ConstantTable	Pointer to the constant table.
int32	ConstantTableCount
const int32 ...	ConstantTableSizes
TArrayView< FDa...	DataSetMetaTable	Array of meta data on data sets.
FVMExternalFunc...	ExternalFunctionTable	Pointer to the shared data table.
int32	NumInstances	Number of instances to process.
int32	NumInstancesVectorFloats	Number of instances to process when doing batches of VECTOR_WIDTH_FLOATS.
int32	NumTempRegisters	Num temp registers required by this script.
TArray< int32 >	RandCounters	Thread local per instance random counters for use in external functions needing deterministic randoms.
FRandomStream	RandStream	Thread local random stream for use in external functions needing non-deterministic randoms.
int32	StartInstance	Start instance of current chunk.
uint32	TempBufferSize
uint32	TempRegisterSize
TArray< uint8, ...	TempRegTable
TArray< FDataSe...	ThreadLocalTempData
void **	UserPtrTable	Table of user pointers.
int32	ValidInstanceCount
int32	ValidInstanceIndexStart
bool	ValidInstanceUniform

Constructors

	Name	Description
	FVectorVMContext()

Functions

	Name	Description
EVectorVMOp	DecodeOp()	Decode the next operation contained in the bytecode.
uintptr_t	DecodePtr()
uint8	DecodeSrcOperandTypes()
uint16	DecodeU16()
uint32	DecodeU32()
uint64	DecodeU64()
uint8	DecodeU8()
void	FinishExec()
const T *...	GetConstant ( int32 Offset )
const T *...	GetConstant ( int32 TableIndex, int32 TableOffset )
FDataSetMeta...	GetDataSetMeta ( int32 DataSetIndex )
T *__res...	GetInputRegister ( int32 DataSetIndex, int32 RegisterIndex )
int32	GetNumInstances()
int32	GetNumLoops()
T *__res...	GetOutputRegister ( int32 DataSetIndex, int32 RegisterIndex )
int32	GetStartInstance()
uint8 *_...	GetTempRegister ( int32 RegisterIndex )
bool	IsParallelExecution()
void	PrepareForChunk ( const uint8* InCode, int32 InNumInstances, int32 InStartInstance )
void	PrepareForExec ( int32 InNumTempRegisters, int32 ConstantTableCount, const uint8const InCons..., const int32* InConstantTableSi..., FVMExternalFunction* InExterna..., void** InUserPtrTable, TArrayView< FDataSetMeta > InDataSe..., int32 MaxNumInstances, bool bInParallelExecution )

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