LODCollector in Mass Framework

Author: Vlad Nepor
Updated on

How does LODCollector work in Mass Framework? Mass Framework is a ECS for managing crowds and traffic in Unreal 5.0 and above.

LODCollector with MassGameplay built-in resources

  • LODCollector Trait

    • Built-in MassGameplay.
    • Trait located At UE5/Engine/Plugins/Runtime/MassGameplay/Source/MassLOD.
    • LODCollector trait shares the same Trait file with SimulationLOD.
    UCLASS(meta = (DisplayName = "LODCollector"))
class MASSLOD_API UMassLODCollectorTrait : public UMassEntityTraitBase
{
	GENERATED_BODY()

public:
	virtual void BuildTemplate(FMassEntityTemplateBuildContext& BuildContext, const UWorld& World) const override;
};
    void UMassLODCollectorTrait::BuildTemplate(FMassEntityTemplateBuildContext& BuildContext, const UWorld& World) const
{
	BuildContext.AddFragment<FMassViewerInfoFragment>();
	BuildContext.AddTag<FMassCollectLODViewerInfoTag>();
	BuildContext.RequireFragment<FTransformFragment>();
}