/**
 * @file   solver.cpp
 * @author Julian Iseringhausen <isering@ins.uni-bonn.de>
 * @date   Mon Apr 18 13:10:55 2011
 *
 * @brief  VMG::Solver
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include "solver/solver.hpp"

using namespace VMG;

void Solver::Realloc(int n)
{
  //Reallocate memory if necessary
  this->vec_size = n;

  if (n > this->max_size) {

    delete [] b;
    delete [] x;
    for (int i=0; i<this->max_size; i++)
      delete [] A[i];
    delete [] A;

    b = new vmg_float[n];
    x = new vmg_float[n];
    A = new vmg_float*[n];
    for (int i=0; i<n; i++)
      A[i] = new vmg_float[n];

    this->max_size = n;

  }
}

void Solver::Realloc(Grid& sol)
{
  this->Realloc(sol.Global().Size().Product());
}