C++ (Cpp) get_nodal_value Examples

Example #1

File: BGMBase.cpp Project: live-clones/gmsh

void BGMBase::export_vector(const std::string &filename,
                            const VectorStorageType &_whatToPrint) const
{
  FILE *f = Fopen(filename.c_str(), "w");
  if(!f) {
    Msg::Error("Could not open file '%s'", filename.c_str());
    return;
  }

  fprintf(f, "View \"Background Mesh\"{\n");

  const MElement *elem;
  int nvertex;
  int type;

  for(unsigned int i = 0; i < getNumMeshElements(); i++) {
    elem = getElement(i);
    nvertex = elem->getNumVertices();
    type = elem->getType();
    const char *s = 0;
    switch(type) {
    case TYPE_PNT: s = "VP"; break;
    case TYPE_LIN: s = "VL"; break;
    case TYPE_TRI: s = "VT"; break;
    case TYPE_QUA: s = "VQ"; break;
    case TYPE_TET: s = "VS"; break;
    case TYPE_HEX: s = "VH"; break;
    case TYPE_PRI: s = "VI"; break;
    case TYPE_PYR: s = "VY"; break;
    default: throw;
    }

    fprintf(f, "%s(", s);
    const MVertex *v;
    std::vector<double> values(nvertex * 3);
    for(int iv = 0; iv < nvertex; iv++) {
      v = elem->getVertex(iv);
      std::vector<double> temp = get_nodal_value(v, _whatToPrint);
      for(int j = 0; j < 3; j++) values[iv * 3 + j] = temp[j];
      GPoint p = get_GPoint_from_MVertex(v);
      fprintf(f, "%g,%g,%g", p.x(), p.y(), p.z());
      if(iv != nvertex - 1)
        fprintf(f, ",");
      else
        fprintf(f, "){");
    }
    for(int iv = 0; iv < nvertex; iv++) {
      for(int j = 0; j < 3; j++) {
        fprintf(f, "%g", values[iv * 3 + j]);
        if(!((iv == nvertex - 1) && (j == 2)))
          fprintf(f, ",");
        else
          fprintf(f, "};\n");
      }
    }
  }
  fprintf(f, "};\n");
  fclose(f);
}

Example #2

File: BGMBase.cpp Project: live-clones/gmsh

void BGMBase::export_scalar(const std::string &filename,
                            const DoubleStorageType &_whatToPrint) const
{
  FILE *f = Fopen(filename.c_str(), "w");
  if(!f) {
    Msg::Error("Could not open file '%s'", filename.c_str());
    return;
  }

  fprintf(f, "View \"Background Mesh\"{\n");

  const MElement *elem;
  int nvertex;
  int type;

  for(unsigned int i = 0; i < getNumMeshElements(); i++) {
    elem = getElement(i);
    nvertex = elem->getNumVertices();
    type = elem->getType();
    const char *s = 0;
    switch(type) {
    case TYPE_PNT: s = "SP"; break;
    case TYPE_LIN: s = "SL"; break;
    case TYPE_TRI: s = "ST"; break;
    case TYPE_QUA: s = "SQ"; break;
    case TYPE_TET: s = "SS"; break;
    case TYPE_HEX: s = "SH"; break;
    case TYPE_PRI: s = "SI"; break;
    case TYPE_PYR: s = "SY"; break;
    default: throw;
    }

    fprintf(f, "%s(", s);
    const MVertex *v;
    std::vector<double> values(nvertex);
    for(int iv = 0; iv < nvertex; iv++) {
      v = elem->getVertex(iv);
      values[iv] = get_nodal_value(v, _whatToPrint);
      // GPoint p = gf->point(SPoint2(v->x(),v->y()));
      GPoint p = get_GPoint_from_MVertex(v);
      fprintf(f, "%g,%g,%g", p.x(), p.y(), p.z());
      if(iv != nvertex - 1)
        fprintf(f, ",");
      else
        fprintf(f, "){");
    }
    for(int iv = 0; iv < nvertex; iv++) {
      fprintf(f, "%g", values[iv]);
      if(iv != nvertex - 1)
        fprintf(f, ",");
      else
        fprintf(f, "};\n");
    }
  }
  fprintf(f, "};\n");
  fclose(f);
}

Example #3

File: BGMBase.cpp Project: live-clones/gmsh

double BGMBase::size(const MVertex *v) { return get_nodal_value(v, sizeField); }

Example #4

File: BackgroundMesh2D.cpp Project: kevinr2763/gmsh

double frameFieldBackgroundMesh2D::angle(MVertex *v)
{
    return get_nodal_value(v,angles);
}

Example #5

File: BackgroundMesh2D.cpp Project: kevinr2763/gmsh

double frameFieldBackgroundMesh2D::get_smoothness(MVertex *v)
{
    return get_nodal_value(v,smoothness);
}