view reshapeRowMaj.m @ 1065:c2bd7f15da48 feature/laplace_curvilinear_test

Add scheme where only corner points are multiplied by dim. Does not seem to decrease spectral radius much, but is stable.
author Martin Almquist <malmquist@stanford.edu>
date Thu, 17 Jan 2019 18:57:54 -0800
parents 5dad3b754c18
children
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% Reshapes a matrix as if it was stored in row major order.
function B = reshapeRowMaj(A, m)
    D = length(m);

    if D == 1
        m = [m 1];
        D = 2;
    end

    % Reshape and reverse order of indecies
    B = permute(reshape(permute(A, ndims(A):-1:1), rot90(m,2)), D:-1:1);
end