User`s guide

11 Functions — Alphabetical List

11-270

redistribute

Redistribute codistributed array with another distribution scheme

Syntax

D2 = redistribute(D1, codist)

Description

D2 = redistribute(D1, codist) redistributes a codistributed array D1 and returns

D2 using the distribution scheme defined by the codistributor object codist.

Examples

Redistribute an array according to the distribution scheme of another array.

spmd

% First, create a magic square distributed by columns:

M = codistributed(magic(10), codistributor1d(2, [1 2 3 4]));

% Create a pascal matrix distributed by rows (first dimension):

P = codistributed(pascal(10), codistributor1d(1));

% Redistribute the pascal matrix according to the

% distribution (partition) scheme of the magic square:

R = redistribute(P, getCodistributor(M));

end