void RBEIMEvaluation::legacy_read_offline_data_from_files(const std::string & directory_name,
bool read_error_bound_data,
const bool read_binary_data)
{
LOG_SCOPE("legacy_read_offline_data_from_files()", "RBEIMEvaluation");
Parent::legacy_read_offline_data_from_files(directory_name, read_error_bound_data);
// First, find out how many basis functions we had when Greedy terminated
// This was set in RBSystem::read_offline_data_from_files
unsigned int n_bfs = this->get_n_basis_functions();
// The writing mode: DECODE for binary, READ for ASCII
XdrMODE mode = read_binary_data ? DECODE : READ;
// The suffix to use for all the files that are written out
const std::string suffix = read_binary_data ? ".xdr" : ".dat";
// Stream for creating file names
std::ostringstream file_name;
// Read in the interpolation matrix
file_name.str("");
file_name << directory_name << "/interpolation_matrix" << suffix;
assert_file_exists(file_name.str());
Xdr interpolation_matrix_in(file_name.str(), mode);
for(unsigned int i=0; i<n_bfs; i++)
{
for(unsigned int j=0; j<=i; j++)
{
Number value;
interpolation_matrix_in >> value;
interpolation_matrix(i,j) = value;
}
}
interpolation_matrix_in.close();
// Next read in interpolation_points
file_name.str("");
file_name << directory_name << "/interpolation_points" << suffix;
assert_file_exists(file_name.str());
Xdr interpolation_points_in(file_name.str(), mode);
for(unsigned int i=0; i<n_bfs; i++)
{
Real x_val, y_val, z_val = 0.;
interpolation_points_in >> x_val;
if(LIBMESH_DIM >= 2)
interpolation_points_in >> y_val;
if(LIBMESH_DIM >= 3)
interpolation_points_in >> z_val;
Point p(x_val, y_val, z_val);
interpolation_points.push_back(p);
}
interpolation_points_in.close();
// Next read in interpolation_points_var
file_name.str("");
file_name << directory_name << "/interpolation_points_var" << suffix;
assert_file_exists(file_name.str());
Xdr interpolation_points_var_in(file_name.str(), mode);
for(unsigned int i=0; i<n_bfs; i++)
{
unsigned int var;
interpolation_points_var_in >> var;
interpolation_points_var.push_back(var);
}
interpolation_points_var_in.close();
// Read in the elements corresponding to the interpolation points
legacy_read_in_interpolation_points_elem(directory_name);
}
void RBEIMEvaluation::read_offline_data_from_files(const std::string& directory_name,
bool read_error_bound_data,
const bool read_binary_data)
{
START_LOG("read_offline_data_from_files()", "RBEIMEvaluation");
Parent::read_offline_data_from_files(directory_name, read_error_bound_data);
// First, find out how many basis functions we had when Greedy terminated
// This was set in RBSystem::read_offline_data_from_files
unsigned int n_bfs = this->get_n_basis_functions();
// The writing mode: DECODE for binary, READ for ASCII
XdrMODE mode = read_binary_data ? DECODE : READ;
// The suffix to use for all the files that are written out
const std::string suffix = read_binary_data ? ".xdr" : ".dat";
// Stream for creating file names
OStringStream file_name;
// Read in the interpolation matrix
file_name.str("");
file_name << directory_name << "/interpolation_matrix" << suffix;
Xdr interpolation_matrix_in(file_name.str(), mode);
for(unsigned int i=0; i<n_bfs; i++)
{
for(unsigned int j=0; j<=i; j++)
{
Number value;
interpolation_matrix_in >> value;
interpolation_matrix(i,j) = value;
}
}
interpolation_matrix_in.close();
// Also, read in the "extra" row
file_name.str("");
file_name << directory_name << "/extra_interpolation_matrix_row" << suffix;
Xdr extra_interpolation_matrix_row_in(file_name.str(), mode);
for(unsigned int j=0; j<n_bfs; j++)
{
Number value;
extra_interpolation_matrix_row_in >> value;
extra_interpolation_matrix_row(j) = value;
}
extra_interpolation_matrix_row_in.close();
// Next read in interpolation_points
file_name.str("");
file_name << directory_name << "/interpolation_points" << suffix;
Xdr interpolation_points_in(file_name.str(), mode);
for(unsigned int i=0; i<n_bfs; i++)
{
Real x_val, y_val, z_val = 0.;
interpolation_points_in >> x_val;
if(LIBMESH_DIM >= 2)
interpolation_points_in >> y_val;
if(LIBMESH_DIM >= 3)
interpolation_points_in >> z_val;
Point p(x_val, y_val, z_val);
interpolation_points.push_back(p);
}
interpolation_points_in.close();
// Also, read in the extra interpolation point
file_name.str("");
file_name << directory_name << "/extra_interpolation_point" << suffix;
Xdr extra_interpolation_point_in(file_name.str(), mode);
for(unsigned int i=0; i<n_bfs; i++)
{
Real x_val, y_val, z_val = 0.;
extra_interpolation_point_in >> x_val;
if(LIBMESH_DIM >= 2)
extra_interpolation_point_in >> y_val;
if(LIBMESH_DIM >= 3)
extra_interpolation_point_in >> z_val;
Point p(x_val, y_val, z_val);
extra_interpolation_point = p;
}
extra_interpolation_point_in.close();
// Next read in interpolation_points_var
file_name.str("");
file_name << directory_name << "/interpolation_points_var" << suffix;
Xdr interpolation_points_var_in(file_name.str(), mode);
for(unsigned int i=0; i<=n_bfs; i++)
{
unsigned int var;
interpolation_points_var_in >> var;
interpolation_points_var.push_back(var);
}
interpolation_points_var_in.close();
// Also, read in extra_interpolation_point_var
file_name.str("");
file_name << directory_name << "/extra_interpolation_point_var" << suffix;
Xdr extra_interpolation_point_var_in(file_name.str(), mode);
for(unsigned int i=0; i<=n_bfs; i++)
{
unsigned int var;
extra_interpolation_point_var_in >> var;
extra_interpolation_point_var = var;
}
extra_interpolation_point_var_in.close();
STOP_LOG("read_offline_data_from_files()", "RBEIMEvaluation");
}
