opm-simulators/tutorials/sim_tutorial1.cpp
2018-04-13 11:25:10 +02:00

137 lines
4.6 KiB
C++

/// \cond SKIP
/*!
Copyright 2012 SINTEF ICT, Applied Mathematics.
This file is part of the Open Porous Media project (OPM).
OPM is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OPM is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with OPM. If not, see <http://www.gnu.org/licenses/>.
*/
///\endcond
/// \page tutorial1 A simple cartesian grid
/// This tutorial explains how to construct a simple Cartesian grid,
/// and we will take a look at some output facilities.
/// \page tutorial1
/// \section commentedsource1 Program walk-through.
/// All headers from opm-core are found in the opm/core/ directory.
/// Some important headers are at the root, other headers are found
/// in subdirectories.
/// \snippet tutorial1.cpp including headers
/// \internal [including headers]
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <opm/grid/UnstructuredGrid.h>
#include <opm/grid/GridManager.hpp>
// 17.03.2016 Temporarily removed while moving functionality to opm-output
#ifdef DISABLE_OUTPUT
#include <opm/core/io/vtk/writeVtkData.hpp>
#endif
#include <iostream>
#include <fstream>
#include <vector>
/// \internal [including headers]
/// \endinternal
// ----------------- Main program -----------------
int main()
try
{
/// \page tutorial1
/// We set the number of blocks in each direction.
/// \snippet tutorial1.cpp num blocks
/// \internal [num blocks]
int nx = 4;
int ny = 3;
int nz = 2;
/// \internal [num blocks]
/// \endinternal
/// The size of each block is 1m x 1m x 1m. The default units are always the
/// standard units (SI). But other units can easily be dealt with, see Opm::unit.
/// \snippet tutorial1.cpp dim
/// \internal [dim]
double dx = 1.0;
double dy = 1.0;
double dz = 1.0;
/// \internal [dim]
/// \endinternal
/// \page tutorial1
/// In opm-core, grid information is accessed via the UnstructuredGrid data structure.
/// This data structure has a pure C API, including helper functions to construct and
/// destroy the data structure. In this tutorial however, we will use Opm::GridManager,
/// which is a C++ class that wraps the UnstructuredGrid and takes care of
/// object lifetime issues.
/// One of the constructors of the class Opm::GridManager takes <code>nx, ny, nz, dx, dy, dz</code>
/// and construct the corresponding Cartesian grid.
/// \snippet tutorial1.cpp grid manager
/// \internal [grid manager]
Opm::GridManager grid(nx, ny, nz, dx, dy, dz);
/// \internal [grid manager]
/// \endinternal
/// \page tutorial1
/// We open an output file stream for the output
/// \snippet tutorial1.cpp output stream
/// \internal [output stream]
#ifdef DISABLE_OUTPUT
std::ofstream vtkfile("tutorial1.vtu");
#endif
/// \internal [output stream]
/// \endinternal
/// \page tutorial1
/// The Opm::writeVtkData() function writes a grid together with
/// data to a stream. Here, we just want to visualize the grid. We
/// construct an empty Opm::DataMap object, which we send to
/// Opm::writeVtkData() together with the grid
/// \snippet tutorial1.cpp data map
/// \internal [data map]
// 17.03.2016 Temporarily removed while moving functionality to opm-output
#ifdef DISABLE_OUTPUT
Opm::DataMap dm;
#endif
/// \internal [data map]
/// \endinternal
/// \page tutorial1
/// Call Opm::writeVtkData() to write the output file.
/// \snippet tutorial1.cpp write vtk
/// \internal [write vtk]
// 17.03.2016 Temporarily removed while moving functionality to opm-output
#ifdef DISABLE_OUTPUT
Opm::writeVtkData(*grid.c_grid(), dm, vtkfile);
#endif
/// \internal [write vtk]
/// \endinternal
}
catch (const std::exception &e) {
std::cerr << "Program threw an exception: " << e.what() << "\n";
throw;
}
/// \page tutorial1
/// We read the vtu output file in \a Paraview and obtain the following grid.
/// \image html tutorial1.png
/// \page tutorial1
/// \section completecode1 Complete source code:
/// \include tutorial1.cpp
/// \page tutorial1
/// \details
/// \section pythonscript1 Python script to generate figures:
/// \snippet generate_doc_figures.py tutorial1