dynare/parser.src/SigmaeInitialization.cc

122 lines
3.0 KiB
C++

/*! \file
\version 1.0
\date 04/13/2004
\par This file defines the SigmaeInitialization class.
*/
//------------------------------------------------------------------------------
#include <iostream>
using namespace std;
#include "SigmaeInitialization.h"
//------------------------------------------------------------------------------
SigmaeInitialization::SigmaeInitialization()
{
// Empty
}
//------------------------------------------------------------------------------
SigmaeInitialization::~SigmaeInitialization()
{
// Empty
}
//------------------------------------------------------------------------------
void SigmaeInitialization::setOutput(ostringstream* iOutput)
{
output = iOutput;
}
//------------------------------------------------------------------------------
void SigmaeInitialization::AddExpression(string expression)
{
row.push_back(expression);
}
//------------------------------------------------------------------------------
void SigmaeInitialization::EndOfRow()
{
matrix.push_back(row);
row.clear();
}
//------------------------------------------------------------------------------
void SigmaeInitialization::CheckMatrix(void)
{
vector<vector<string> >::iterator ir;
unsigned int nbe;
int inc;
// Checking if first or last row has one element.
if (matrix.front().size() == 1)
{
inc = 1;
nbe = 2;
type = eLower;
}
else if (matrix.back().size() == 1)
{
inc = -1;
nbe = matrix.front().size()-1;
type = eUpper;
}
else
{
string msg = "sigma_e isn't in triangular form";
(* error) (msg.c_str());
}
// Checking if matrix is triangular (upper or lower):
// each row has one element more or less than the previous one
// and first or last one has one element.
for (ir = matrix.begin(), ir++; ir != matrix.end(); ir++, nbe += inc )
if (ir->size() != nbe)
{
string msg = "sigma_e isn't in triangular form!";
(* error) (msg.c_str());
}
}
//------------------------------------------------------------------------------
void SigmaeInitialization::SetMatrix(void)
{
unsigned int ic, ic1;
unsigned int ir, ir1;
*output << "M_.Sigma_e = [...\n";
for (ir = 0; ir < matrix.size(); ir++)
{
*output << "\t";
for (ic = 0; ic < matrix.size(); ic++)
{
if (ic >= ir && type == eUpper)
{
ic1 = ic-ir;
ir1 = ir;
}
else if (ic < ir && type == eUpper)
{
ic1 = ir-ic;
ir1 = ic;
}
else if (ic > ir && type == eLower)
{
ic1 = ir;
ir1 = ic;
}
else if (ic <= ir && type == eLower)
{
ic1 = ic;
ir1 = ir;
}
*output << matrix[ir1][ic1] << " ";
}
*output << ";...\n";
}
*output << "\t];...\n";
}
//------------------------------------------------------------------------------
void SigmaeInitialization::set(void)
{
CheckMatrix();
SetMatrix();
matrix.clear();
row.clear();
}
//------------------------------------------------------------------------------