IJK_Shear_Periodic_helpler.cpp

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#include <IJK_Shear_Periodic_helpler.h>
#include <Domaine_IJK.h>
 
double IJK_Shear_Periodic_helpler::shear_x_time_=0.;
double IJK_Shear_Periodic_helpler::Lx_for_shear_perio=0.;
int IJK_Shear_Periodic_helpler::defilement_=0;
int IJK_Shear_Periodic_helpler::order_interpolation_poisson_solver_=0;
double IJK_Shear_Periodic_helpler::rho_vap_ref_for_poisson_=0;
double IJK_Shear_Periodic_helpler::rho_liq_ref_for_poisson_=0;
 
void IJK_Shear_Periodic_helpler::allocate(const int ni_local, const int nj_local, const int nk_local, int ghost_size, int ncompo, int type, double rov, double rol, int use_inv_rho_in_pressure_solver)
{
  order_interpolation_ = order_interpolation_poisson_solver_;
  x_.resize_array(order_interpolation_+1);
  denum_.resize_array(order_interpolation_+1);
  res_.resize_array(order_interpolation_+1);
  send_i_real_.resize_array(order_interpolation_+1);
  monofluide_variable_ = type;
  use_inv_rho_in_pressure_solver_= use_inv_rho_in_pressure_solver;
  // monofluide_variable_==1 is for pressure field in case of shear periodicity
  // monofluide_variable_==2 is for physical proerties (rho, mu, nu etc.) in case of shear periodicity
  if (monofluide_variable_==2)
    {
      indicatrice_ghost_zmin_.allocate(ni_local, nj_local, 4, ghost_size, 0, ncompo);
      indicatrice_ghost_zmax_.allocate(ni_local, nj_local, 4, ghost_size, 0, ncompo);
      I_sig_kappa_zmin_.allocate(ni_local, nj_local, 4, ghost_size, 0, ncompo);
      I_sig_kappa_zmax_.allocate(ni_local, nj_local, 4, ghost_size, 0, ncompo);
      Phi_ppty_v_ = rov;
      Phi_ppty_l_ = rol;
    }
  else if (monofluide_variable_==1)
    {
      I_sig_kappa_zmin_.allocate(ni_local, nj_local, 4, ghost_size, 0, ncompo);
      I_sig_kappa_zmax_.allocate(ni_local, nj_local, 4, ghost_size, 0, ncompo);
      Phi_ppty_v_ = rov;
      Phi_ppty_l_ = rol;
    }
}
 
 
void IJK_Shear_Periodic_helpler::prepare_interpolation_for_shear_periodicity(const int send_i, const double istmp, const int real_size_i)
{
  // prepare the shear-periodicity interpolation at a given i elevation.
  // shear periodicity is only available on the component DU/DZ
  int nb_points = order_interpolation_+1;
 
  if (nb_points==2)
    {
      x_[0] = (int) floor(istmp);
      x_[1] = (int) floor(istmp)+1;
    }
  else if(nb_points==3)
    {
      x_[0] = send_i-1;
      x_[1] = send_i;
      x_[2] = send_i+1;
    }
  else if(nb_points==5)
    {
      x_[0] = send_i-2;
      x_[1] = send_i-1;
      x_[2] = send_i;
      x_[3] = send_i+1;
      x_[4] = send_i+2;
    }
  else if(nb_points==7)
    {
      x_[0] = send_i-3;
      x_[1] = send_i-2;
      x_[2] = send_i-1;
      x_[3] = send_i;
      x_[4] = send_i+1;
      x_[5] = send_i+2;
      x_[6] = send_i+3;
    }
 
  for (int pt = 0; pt < nb_points ; pt++)
    {
      send_i_real_[pt]=(x_[pt] % real_size_i + real_size_i) % real_size_i;
      denum_[pt] = 1.;
      res_[pt] = 1.;
      for (int pt_autre = 0; pt_autre < nb_points ; pt_autre++)
        {
          if (pt_autre!=pt)
            {
              denum_[pt] *= (double)(x_[pt] - x_[pt_autre]);
              res_[pt] *= (istmp - x_[pt_autre]);
            }
        }
    }
 
  return;
}