fx.Niagara.NDIExport.GPUMaxReadbackCount

fx.Niagara.NDIExport.GPUMaxReadbackCount

#Overview

name: fx.Niagara.NDIExport.GPUMaxReadbackCount

This variable is created as a Console Variable (cvar).

It is referenced in 2 C++ source files.

#Summary

#References in C++ code

#Callsites

This variable is referenced in the following C++ source code:

#Loc: <Workspace>/Engine/Plugins/FX/Niagara/Source/Niagara/Private/NiagaraDataInterfaceExport.cpp:36

Scope (from outer to inner):

file
namespace    NDIExportLocal

Source code excerpt:

	static int GGPUMaxReadbackCount = 1000;
	static FAutoConsoleVariableRef CVarGPUMaxReadbackCount(
		TEXT("fx.Niagara.NDIExport.GPUMaxReadbackCount"),
		GGPUMaxReadbackCount,
		TEXT("Maximum buffer instance count for the GPU readback when in PerParticleMode, where <= 0 means ignore."),
		ECVF_Default
	);

	void EnqueueGameThreadCallback(TWeakObjectPtr<UObject> WeakCallbackHandler, TArray<FBasicParticleData> ParticleData, TWeakObjectPtr<UNiagaraSystem> WeakSystem, FVector3f SystemTileOffset)

#Loc: <Workspace>/Engine/Plugins/FX/Niagara/Source/Niagara/Classes/NiagaraDataInterfaceExport.h:66

Scope (from outer to inner):

file
class        class UNiagaraDataInterfaceExport : public UNiagaraDataInterface

Source code excerpt:

	int GPUAllocationFixedSize = 64;

	/** Uses the emitter property particle count * this to determine the number of elements we reserve for write per frame.  The console variable fx.Niagara.NDIExport.GPUMaxReadbackCount is used to cap the maximum.  Once the limit is reached we ignore further writes. */
	UPROPERTY(EditAnywhere, Category = "Export GPU", meta = (EditCondition = "GPUAllocationMode == ENDIExport_GPUAllocationMode::PerParticle", UIMin="0.0", ClampMin="0.0"))
	float GPUAllocationPerParticleSize = 1.0f;

	//UObject Interface
	NIAGARA_API virtual void PostInitProperties() override;
	//UObject Interface End