101 lines
2.7 KiB
C++
101 lines
2.7 KiB
C++
/*
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* Copyright (C) 2003-2008 Dynare Team
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*
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* This file is part of Dynare.
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*
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* Dynare is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Dynare is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Dynare. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "SigmaeInitialization.hh"
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SigmaeStatement::SigmaeStatement(const matrix_type &matrix_arg) throw (MatrixFormException) :
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matrix(matrix_arg),
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matrix_form(determineMatrixForm(matrix))
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{
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}
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SigmaeStatement::matrix_form_type
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SigmaeStatement::determineMatrixForm(const matrix_type &matrix) throw (MatrixFormException)
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{
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unsigned int nbe;
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int inc;
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matrix_form_type type;
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// Checking if first or last row has one element.
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if (matrix.front().size() == 1)
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{
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inc = 1;
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nbe = 2;
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type = eLower;
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}
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else if (matrix.back().size() == 1)
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{
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inc = -1;
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nbe = matrix.front().size()-1;
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type = eUpper;
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}
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else
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throw MatrixFormException();
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// Checking if matrix is triangular (upper or lower):
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// each row has one element more or less than the previous one
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// and first or last one has one element.
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matrix_type::const_iterator ir;
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for (ir = matrix.begin(), ir++; ir != matrix.end(); ir++, nbe += inc )
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if (ir->size() != nbe)
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throw MatrixFormException();
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return type;
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}
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void
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SigmaeStatement::writeOutput(ostream &output, const string &basename) const
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{
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unsigned int ic, ic1;
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unsigned int ir, ir1;
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output << "M_.Sigma_e = [...\n";
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for (ir = 0; ir < matrix.size(); ir++)
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{
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output << "\t";
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for (ic = 0; ic < matrix.size(); ic++)
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{
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if (ic >= ir && matrix_form == eUpper)
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{
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ic1 = ic-ir;
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ir1 = ir;
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}
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else if (ic < ir && matrix_form == eUpper)
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{
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ic1 = ir-ic;
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ir1 = ic;
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}
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else if (ic > ir && matrix_form == eLower)
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{
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ic1 = ir;
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ir1 = ic;
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}
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else if (ic <= ir && matrix_form == eLower)
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{
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ic1 = ic;
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ir1 = ir;
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}
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matrix[ir1][ic1]->writeOutput(output);
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output << " ";
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}
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output << ";...\n";
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}
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output << "\t];...\n";
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}
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