DebogIJK.cpp

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#include <DebogIJK.h>
#include <IJK_Field.h>
#include <Param.h>
#include <TRUSTTabs.h>
#include <Process.h>
 
Implemente_instanciable(DebogIJK,"DebogIJK",Interprete) ;
 
int DebogIJK::debog_mode_ = DebogIJK::DISABLED;
Nom DebogIJK::filename_;
EFichier DebogIJK::infile_;
SFichier DebogIJK::outfile_;
double DebogIJK::seuil_absolu_ = 1e-4;
double DebogIJK::seuil_relatif_ = 1e-8;
double DebogIJK::seuil_minimum_relatif_ = 1e-4;
 
Sortie& DebogIJK::printOn(Sortie& os) const
{
  Objet_U::printOn(os);
  return os;
}
 
Entree& DebogIJK::readOn(Entree& is)
{
  return is;
}
 
Entree& DebogIJK::interpreter(Entree& is)
{
  filename_ = "DEBOG.txt";
  Param param(que_suis_je());
  param.ajouter("mode", &debog_mode_);
  param.dictionnaire("disabled", (int)DISABLED);
  param.dictionnaire("write_pass", (int)WRITE_PASS);
  param.dictionnaire("check_pass", (int)CHECK_PASS);
  param.ajouter("filename", &filename_);
  param.ajouter("seuil_absolu", &seuil_absolu_);
  param.ajouter("seuil_relatif", &seuil_relatif_);
  param.ajouter("seuil_minimum_relatif", &seuil_minimum_relatif_);
  param.lire_avec_accolades(is);
 
  if (je_suis_maitre())
    {
      if (debog_mode_ == WRITE_PASS)
        outfile_.ouvrir(filename_);
      if (debog_mode_ == CHECK_PASS)
        infile_.ouvrir(filename_);
    }
  return is;
}
 
// Computes a numerical signature of the field. We want a signature that varies
// linearly with the field values and detects small variations.
// A few weighted sums of the field values are computed with pseudo-random weights.
void DebogIJK::compute_signature(const IJK_Field_float& field, ArrOfDouble& signature)
{
  const int sig_size = 5;
  signature.resize_array(sig_size);
  ArrOfDouble facteurs(sig_size);
 
  // Generate factors: irrational numbers that are not multiples of each other
  facteurs[0] = 1.35914091422952;
  for (int i = 1; i < sig_size; i++)
    facteurs[i] = facteurs[i-1] * facteurs[0];
 
  for (int i = 0; i < sig_size; i++)
    signature[i] = 0.;
 
  VECT(DoubleTab) sig_factors(3);
  for (int dir = 0; dir < 3; dir++)
    {
      const int n = field.nb_elem_local(dir);
      sig_factors[dir].resize(n, sig_size);
      const int offset = field.get_domaine().get_offset_local(dir);
      for (int i = 0; i < n; i++)
        for (int j = 0; j < sig_size; j++)
          sig_factors[dir](i,j) = cos(facteurs[j] * (i+offset));
    }
 
  const int ni = field.ni();
  const int nj = field.nj();
  const int nk = field.nk();
  for (int k = 0; k < nk; k++)
    {
      for (int j = 0; j < nj; j++)
        {
          for (int i = 0; i < ni; i++)
            {
              double data = field(i,j,k);
              for (int l = 0; l < sig_size; l++)
                {
                  signature[l] += data * sig_factors[0](i,l) * sig_factors[1](j,l) * sig_factors[2](k,l);
                }
            }
        }
    }
  mp_sum_for_each_item(signature);
}
 
void DebogIJK::verifier(const char *msg, const IJK_Field_float& f)
{
  if (debog_mode_ == DISABLED)
    return;
  ArrOfDouble sig;
  compute_signature(f, sig);
  if (Process::je_suis_maitre())
    {
      Nom s("");
      char ss[1000];
      for (int i = 0; i < sig.size_array(); i++)
        {
          snprintf(ss, 1000, "%20.13g ", sig[i]);
          s += ss;
        }
      s += msg;
      Journal() << "DEBOG1:" << s << finl;
      if (debog_mode_ == WRITE_PASS)
        outfile_ << s << finl;
      else
        {
          ArrOfDouble sig2(sig.size_array());
          Nom s2("");
          for (int i = 0; i < sig.size_array(); i++)
            {
              infile_ >> sig2[i];
              snprintf(ss, 1000, "%20.13g ", sig2[i]);
              s2 += ss;
            }
          std::string ligne;
          std::getline(infile_.get_ifstream(), ligne);
          Journal() << "DEBOG2:" << s2 << ligne.c_str() << finl;
 
          bool erreur = false;
          for (int i = 0; i < sig.size_array(); i++)
            {
              double m = std::max(fabs(sig[i]),fabs(sig2[i]));
              m = std::max(seuil_minimum_relatif_, m);
              if (fabs(sig[i] - sig2[i]) > seuil_absolu_
                  || fabs(sig[i] - sig2[i]) / m > seuil_relatif_)
                erreur = true;
            }
          if (erreur)
            {
              Cerr << "DEBOG: error" << finl << "THIS:" << s << finl << "REF: " << s2 << finl;
            }
        }
    }
}
// Computes a numerical signature of the field. We want a signature that varies
// linearly with the field values and detects small variations.
// A few weighted sums of the field values are computed with pseudo-random weights.
void DebogIJK::compute_signature(const IJK_Field_double& field, ArrOfDouble& signature)
{
  const int sig_size = 5;
  signature.resize_array(sig_size);
  ArrOfDouble facteurs(sig_size);
 
  // Generate factors: irrational numbers that are not multiples of each other
  facteurs[0] = 1.35914091422952;
  for (int i = 1; i < sig_size; i++)
    facteurs[i] = facteurs[i-1] * facteurs[0];
 
  for (int i = 0; i < sig_size; i++)
    signature[i] = 0.;
 
  VECT(DoubleTab) sig_factors(3);
  for (int dir = 0; dir < 3; dir++)
    {
      const int n = field.nb_elem_local(dir);
      sig_factors[dir].resize(n, sig_size);
      const int offset = field.get_domaine().get_offset_local(dir);
      for (int i = 0; i < n; i++)
        for (int j = 0; j < sig_size; j++)
          sig_factors[dir](i,j) = cos(facteurs[j] * (i+offset));
    }
 
  const int ni = field.ni();
  const int nj = field.nj();
  const int nk = field.nk();
  for (int k = 0; k < nk; k++)
    {
      for (int j = 0; j < nj; j++)
        {
          for (int i = 0; i < ni; i++)
            {
              double data = field(i,j,k);
              for (int l = 0; l < sig_size; l++)
                {
                  signature[l] += data * sig_factors[0](i,l) * sig_factors[1](j,l) * sig_factors[2](k,l);
                }
            }
        }
    }
  mp_sum_for_each_item(signature);
}
 
void DebogIJK::verifier(const char *msg, const IJK_Field_double& f)
{
  if (debog_mode_ == DISABLED)
    return;
  ArrOfDouble sig;
  compute_signature(f, sig);
  if (Process::je_suis_maitre())
    {
      Nom s("");
      char ss[1000];
      for (int i = 0; i < sig.size_array(); i++)
        {
          snprintf(ss, 1000, "%20.13g ", sig[i]);
          s += ss;
        }
      s += msg;
      Journal() << "DEBOG1:" << s << finl;
      if (debog_mode_ == WRITE_PASS)
        outfile_ << s << finl;
      else
        {
          ArrOfDouble sig2(sig.size_array());
          Nom s2("");
          for (int i = 0; i < sig.size_array(); i++)
            {
              infile_ >> sig2[i];
              snprintf(ss, 1000, "%20.13g ", sig2[i]);
              s2 += ss;
            }
          std::string ligne;
          std::getline(infile_.get_ifstream(), ligne);
          Journal() << "DEBOG2:" << s2 << ligne.c_str() << finl;
 
          bool erreur = false;
          for (int i = 0; i < sig.size_array(); i++)
            {
              double m = std::max(fabs(sig[i]),fabs(sig2[i]));
              m = std::max(seuil_minimum_relatif_, m);
              if (fabs(sig[i] - sig2[i]) > seuil_absolu_
                  || fabs(sig[i] - sig2[i]) / m > seuil_relatif_)
                erreur = true;
            }
          if (erreur)
            {
              Cerr << "DEBOG: error" << finl << "THIS:" << s << finl << "REF: " << s2 << finl;
            }
        }
    }
}