static void BuildBulkData ( const [FHairGroupInfo](API\Plugins\HairStrandsCore\FHairGroupInfo) & InInfo, const [FHairStrandsDatas](API\Plugins\HairStrandsCore\FHairStrandsDatas) & InData, [FHairStrandsBulkData](API\Plugins\HairStrandsCore\FHairStrandsBulkData) & OutBulkData )