template<> int32 GetFilteredTriangleAt ( [FSkeletalMeshAccessorHelper](API\Plugins\Niagara\FSkeletalMeshAccessorHelper) & Accessor, [FNDISkeletalMesh_InstanceData](API\Plugins\Niagara\FNDISkeletalMesh_InstanceData) * InstData, int32 FilteredIndex )