FPlanarDirectionFeature ( const [FName](API\Runtime\Core\UObject\FName) & InIdentifier, const [TSharedRef](API\Runtime\Core\Templates\TSharedRef)< [FArrayMap](API\Plugins\Learning\FArrayMap) > & InInstanceData, const int32 InMaxInstanceNum, const int32 InDirectionNum, const float InScale, const FVector InAxis0, const FVector InAxis1 )