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opm-common/opm/parser/eclipse/EclipseState/Grid/GridDims.cpp
2016-07-13 23:40:09 +02:00

120 lines
3.6 KiB
C++

/*
Copyright 2016 Statoil ASA.
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/>.
*/
#include <array>
#include <stdexcept>
#include <vector>
#include <opm/parser/eclipse/Deck/Deck.hpp>
#include <opm/parser/eclipse/Deck/DeckKeyword.hpp>
#include <opm/parser/eclipse/Deck/DeckRecord.hpp>
#include <opm/parser/eclipse/EclipseState/Grid/GridDims.hpp>
#include <opm/parser/eclipse/Parser/ParserKeywords/D.hpp> // DIMENS
#include <opm/parser/eclipse/Parser/ParserKeywords/S.hpp> // SPECGRID
namespace Opm {
GridDims::GridDims(std::array<int, 3> xyz) :
GridDims(xyz[0], xyz[1], xyz[2])
{
}
GridDims::GridDims(size_t nx, size_t ny, size_t nz) :
m_nx(nx), m_ny(ny), m_nz(nz)
{
}
GridDims::GridDims(const Deck& deck) {
if (deck.hasKeyword("SPECGRID"))
init(deck.getKeyword("SPECGRID"));
else if (deck.hasKeyword("DIMENS"))
init(deck.getKeyword("DIMENS"));
else
throw std::invalid_argument("Must have either SPECGRID or DIMENS to indicate grid dimensions");
}
size_t GridDims::getNX() const {
return m_nx;
}
size_t GridDims::getNY() const {
return m_ny;
}
size_t GridDims::getNZ() const {
return m_nz;
}
const std::array<int, 3> GridDims::getNXYZ() const {
return std::array<int, 3> {int( m_nx ), int( m_ny ), int( m_nz )};
}
size_t GridDims::getGlobalIndex(size_t i, size_t j, size_t k) const {
return (i + j * getNX() + k * getNX() * getNY());
}
const std::array<int, 3> GridDims::getIJK(size_t globalIndex) const {
std::array<int, 3> r = { { 0, 0, 0 } };
int k = globalIndex / (getNX() * getNY());
globalIndex -= k * (getNX() * getNY());
int j = globalIndex / getNX();
globalIndex -= j * getNX();
int i = globalIndex;
r[0] = i;
r[1] = j;
r[2] = k;
return r;
}
size_t GridDims::getCartesianSize() const {
return m_nx * m_ny * m_nz;
}
void GridDims::assertGlobalIndex(size_t globalIndex) const {
if (globalIndex >= getCartesianSize())
throw std::invalid_argument("input index above valid range");
}
void GridDims::assertIJK(size_t i, size_t j, size_t k) const {
if (i >= getNX() || j >= getNY() || k >= getNZ())
throw std::invalid_argument("input index above valid range");
}
GridDims::GridDims() :
m_nx(0), m_ny(0), m_nz(0)
{
}
// keyword must be DIMENS or SPECGRID
inline std::array< int, 3 > readDims(const DeckKeyword& keyword) {
const auto& record = keyword.getRecord(0);
return { { record.getItem("NX").get<int>(0),
record.getItem("NY").get<int>(0),
record.getItem("NZ").get<int>(0) } };
}
void GridDims::init(const DeckKeyword& keyword) {
auto dims = readDims(keyword);
m_nx = dims[0];
m_ny = dims[1];
m_nz = dims[2];
}
}