C++ Func::free_ord方法代码示例

scalar HcurlOrthoHP::eval_error(biform_val_t bi_fn, biform_ord_t bi_ord,
                             MeshFunction *sln1, MeshFunction *sln2, MeshFunction *rsln1, MeshFunction *rsln2,
                             RefMap *rv1,        RefMap *rv2,        RefMap *rrv1,        RefMap *rrv2)
{
  // determine the integration order
  int inc = (rsln1->get_num_components() == 2) ? 1 : 0;
  Func<Ord>* ou = init_fn_ord(rsln1->get_fn_order() + inc);
  Func<Ord>* ov = init_fn_ord(rsln2->get_fn_order() + inc);

  double fake_wt = 1.0;
  Geom<Ord>* fake_e = init_geom_ord();
  Ord o = bi_ord(1, &fake_wt, ou, ov, fake_e, NULL);
  int order = rrv1->get_inv_ref_order();
  order += o.get_order();
  limit_order(order);

  ou->free_ord(); delete ou;
  ov->free_ord(); delete ov;
  delete fake_e;

  // eval the form
  Quad2D* quad = sln1->get_quad_2d();
  double3* pt = quad->get_points(order);
  int np = quad->get_num_points(order);

  // init geometry and jacobian*weights
  Geom<double>* e = init_geom_vol(rrv1, order);
  double* jac = rrv1->get_jacobian(order);
  double* jwt = new double[np];
  for(int i = 0; i < np; i++)
    jwt[i] = pt[i][2] * jac[i];

  // function values and values of external functions
  Func<scalar>* err1 = init_fn(sln1, rv1, order);
  Func<scalar>* err2 = init_fn(sln2, rv2, order);
  Func<scalar>* v1 = init_fn(rsln1, rrv1, order);
  Func<scalar>* v2 = init_fn(rsln2, rrv2, order);

  for (int i = 0; i < np; i++)
  {
    err1->val0[i] = err1->val0[i] - v1->val0[i];
    err1->val1[i] = err1->val1[i] - v1->val1[i];
    err1->curl[i] = err1->curl[i] - v1->curl[i];
    err2->val0[i] = err2->val0[i] - v2->val0[i];
    err2->val1[i] = err2->val1[i] - v2->val1[i];
    err2->curl[i] = err2->curl[i] - v2->curl[i];
  }

  scalar res = bi_fn(np, jwt, err1, err2, e, NULL);

  e->free(); delete e;
  delete [] jwt;
  err1->free_fn(); delete err1;
  err2->free_fn(); delete err2;
  v1->free_fn(); delete v1;
  v2->free_fn(); delete v2;

  return res;
}

// Actual evaluation of volume matrix form (calculates integral)
scalar FeProblem::eval_form(WeakForm::MatrixFormVol *mfv, Tuple<Solution *> u_ext, PrecalcShapeset *fu, PrecalcShapeset *fv, RefMap *ru, RefMap *rv)
{
  // determine the integration order
  int inc = (fu->get_num_components() == 2) ? 1 : 0;
  AUTOLA_OR(Func<Ord>*, oi, wf->neq);
  for (int i = 0; i < wf->neq; i++) oi[i] = init_fn_ord(u_ext[i]->get_fn_order() + inc);
  Func<Ord>* ou = init_fn_ord(fu->get_fn_order() + inc);
  Func<Ord>* ov = init_fn_ord(fv->get_fn_order() + inc);
  ExtData<Ord>* fake_ext = init_ext_fns_ord(mfv->ext);

  double fake_wt = 1.0;
  Geom<Ord>* fake_e = init_geom_ord();
  Ord o = mfv->ord(1, &fake_wt, oi, ou, ov, fake_e, fake_ext);
  int order = ru->get_inv_ref_order();
  order += o.get_order();
  limit_order_nowarn(order);

  for (int i = 0; i < wf->neq; i++) {  oi[i]->free_ord(); delete oi[i]; }
  ou->free_ord(); delete ou;
  ov->free_ord(); delete ov;
  delete fake_e;
  fake_ext->free_ord(); delete fake_ext;

  // eval the form
  Quad2D* quad = fu->get_quad_2d();
  double3* pt = quad->get_points(order);
  int np = quad->get_num_points(order);

  // init geometry and jacobian*weights
  if (cache_e[order] == NULL)
  {
    cache_e[order] = init_geom_vol(ru, order);
    double* jac = ru->get_jacobian(order);
    cache_jwt[order] = new double[np];
    for(int i = 0; i < np; i++)
      cache_jwt[order][i] = pt[i][2] * jac[i];
  }
  Geom<double>* e = cache_e[order];
  double* jwt = cache_jwt[order];

  // function values and values of external functions
  AUTOLA_OR(Func<scalar>*, prev, wf->neq);
  for (int i = 0; i < wf->neq; i++) prev[i]  = init_fn(u_ext[i], rv, order);
  Func<double>* u = get_fn(fu, ru, order);
  Func<double>* v = get_fn(fv, rv, order);
  ExtData<scalar>* ext = init_ext_fns(mfv->ext, rv, order);

  scalar res = mfv->fn(np, jwt, prev, u, v, e, ext);

  for (int i = 0; i < wf->neq; i++) {  prev[i]->free_fn(); delete prev[i]; }
  ext->free(); delete ext;
  return res;
}

double KellyTypeAdapt::eval_solution_norm(Adapt::MatrixFormVolError* form, RefMap *rm, MeshFunction* sln)
{
  // determine the integration order
  int inc = (sln->get_num_components() == 2) ? 1 : 0;
  Func<Ord>* ou = init_fn_ord(sln->get_fn_order() + inc);

  double fake_wt = 1.0;
  Geom<Ord>* fake_e = init_geom_ord();
  Ord o = form->ord(1, &fake_wt, NULL, ou, ou, fake_e, NULL);
  int order = rm->get_inv_ref_order();
  order += o.get_order();

  Solution *sol = static_cast<Solution *>(sln);
  if(sol && sol->get_type() == HERMES_EXACT) {
    limit_order_nowarn(order);
  }
  else {
    limit_order(order);
  }

  ou->free_ord(); delete ou;
  delete fake_e;

  // eval the form
  Quad2D* quad = sln->get_quad_2d();
  double3* pt = quad->get_points(order);
  int np = quad->get_num_points(order);

  // init geometry and jacobian*weights
  Geom<double>* e = init_geom_vol(rm, order);
  double* jac = rm->get_jacobian(order);
  double* jwt = new double[np];
  for(int i = 0; i < np; i++)
    jwt[i] = pt[i][2] * jac[i];

  // function values
  Func<scalar>* u = init_fn(sln, order);
  scalar res = form->value(np, jwt, NULL, u, u, e, NULL);

  e->free(); delete e;
  delete [] jwt;
  u->free_fn(); delete u;

  return std::abs(res);
}