Struct mpi::topology::SystemGroup

pub struct SystemGroup(_);

A built-in group, e.g. MPI_GROUP_EMPTY

Standard section(s)

6.2.1

Methods

impl SystemGroup

fn empty() -> SystemGroup

An empty group

Trait Implementations

impl Copy for SystemGroup

impl Clone for SystemGroup

fn clone(&self) -> SystemGroup

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl AsRaw for SystemGroup

type Raw = MPI_Group

The raw MPI C API type

fn as_raw(&self) -> Self::Raw

The raw value

impl Group for SystemGroup

fn union<G>(&self, other: &G) -> UserGroup where G: Group

Group union

fn intersection<G>(&self, other: &G) -> UserGroup where G: Group

Group intersection

fn difference<G>(&self, other: &G) -> UserGroup where G: Group

Group difference

fn include(&self, ranks: &[Rank]) -> UserGroup

Subgroup including specified ranks

fn exclude(&self, ranks: &[Rank]) -> UserGroup

Subgroup including specified ranks

fn size(&self) -> Rank

Number of processes in the group.

fn rank(&self) -> Option<Rank>

Rank of this process within the group.

fn translate_rank<G>(&self, rank: Rank, other: &G) -> Option<Rank> where G: Group

Find the rank in group other' of the process that has rankrank` in this group.

fn translate_ranks<G>(&self, ranks: &[Rank], other: &G) -> Vec<Option<Rank>> where G: Group

Find the ranks in group other' of the processes that have ranksranks` in this group.

fn compare<G>(&self, other: &G) -> GroupRelation where G: Group

Compare two groups.