view +util/semidiscrete2function.m @ 884:7d4f57725192 feature/poroelastic

Add a getBoundaryOperator method in multiblock.DiffOp that uses the the diffop get_boundary_operator method rather than its properties. Werpers might not like this.
author Martin Almquist <malmquist@stanford.edu>
date Fri, 02 Nov 2018 10:47:03 -0700
parents 48b6fb693025
children
line wrap: on
line source

function F = semidiscrete2function(D,S)
    % TODO: Find threshhold when sparse makes sense.
    % TODO: Why does having the spase block slow down convergence.m (or does it?)
    if size(D,1) > 500
        D = sparse(D);
    end

    if ~isa(S,'function_handle')
        F = @(w,t)(D*w + S);
    else
        F = @(w,t)(D*w + S(t));
    end
end