Commit aa66949a authored by Sumudu Kankanamge's avatar Sumudu Kankanamge 🤔

read JSON for stochastic simulations from GUI

parent 2dc988b6
Pipeline #1128 failed with stages
in 74 minutes and 31 seconds
function run(json)
% function varargout = run(json)
% Read JSON and run perfect foresight solver. Potentially return output as
% JSON
%
% INPUTS
% json [string] JSON string representing options to run perfect
% foresight solver
%
% OUTPUTS
% none
%
% SPECIAL REQUIREMENTS
% none
% Copyright (C) 2019 Dynare Team
%
% This file is part of Dynare.
%
% Dynare is free software: you can redistribute it and/or modify
% it under the terms of the GNU General Public License as published by
% the Free Software Foundation, either version 3 of the License, or
% (at your option) any later version.
%
% Dynare is distributed in the hope that it will be useful,
% but WITHOUT ANY WARRANTY; without even the implied warranty of
% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
% GNU General Public License for more details.
%
% You should have received a copy of the GNU General Public License
% along with Dynare. If not, see <http://www.gnu.org/licenses/>.
global M_ options_ oo_
%loading JSON
jm = loadjson(json, 'SimplifyCell', 1);
runflag=1;
data2json=struct();
M_.exo_det_length = 0;
for nshocks = 1:length(jm.stochasticshocksdescription)
covartype=jm.stochasticshocksdescription{nshocks}.shockattributevalue;
thisshock=(jm.stochasticshocksdescription{nshocks}.shockindex)+1;
assoshock=(jm.stochasticshocksdescription{nshocks}.assoshockindex)+1;
switch covartype
case 1
M_.Sigma_e(thisshock, thisshock) = (jm.stochasticshocksdescription{nshocks}.shockvalue)^2;
case 2
M_.Sigma_e(thisshock, thisshock) = jm.stochasticshocksdescription{nshocks}.shockvalue;
case 3
M_.Sigma_e(thisshock, assoshock) = jm.stochasticshocksdescription{nshocks}.shockvalue;
M_.Sigma_e(assoshock, thisshock) = M_.Sigma_e(thisshock, assoshock);
M_.sigma_e_is_diagonal = 0;
case 4
M_.Sigma_e(thisshock, assoshock) = 2*sqrt(M_.Sigma_e(thisshock, thisshock)*M_.Sigma_e(assoshock, assoshock));
M_.Sigma_e(assoshock, thisshock) = M_.Sigma_e(thisshock, assoshock);
M_.Correlation_matrix(thisshock, assoshock) = jm.stochasticshocksdescription{nshocks}.shockvalue;
M_.Correlation_matrix(assoshock, thisshock) = M_.Correlation_matrix(thisshock, assoshock);
M_.sigma_e_is_diagonal = 0;
end
end
options_.irf = jm.irfperiods;
options_.nograph = 1;
options_.order = jm.taylororder;
% if jm.taylororder==3
% options_.k_order_solver = 3;
% end
var_list_ = char();
info = stoch_simul(var_list_);
irfnames=fieldnames(oo_.irfs);
for jj = 1:numel(fieldnames(oo_.irfs))
data2json.irfs.(strtrim(char(irfnames(jj))))=oo_.irfs.(irfnames{jj});
end
savejson('',data2json,'stochsimout.JSON');
return;
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