static void BuildClusterBulkData ( const [FHairStrandsDatas](API\Plugins\HairStrandsCore\FHairStrandsDatas) & InRenData, const float InGroomAssetRadius, const [FHairGroupsLOD](API\Plugins\HairStrandsCore\FHairGroupsLOD) & InSettings, [FHairStrandsClusterBulkData](API\Plugins\HairStrandsCore\FHairStrandsClusterBulkData) & OutClusterData )