140 lines
4.7 KiB
C++
140 lines
4.7 KiB
C++
/*
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Copyright 2013 Statoil ASA.
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This file is part of the Open Porous Media project (OPM).
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OPM is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OPM is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with OPM. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include <cassert>
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#include <cmath>
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#include <limits>
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#include <opm/parser/eclipse/EclipseState/Grid/EclipseGrid.hpp>
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#include <opm/parser/eclipse/EclipseState/Schedule/ScheduleEnums.hpp>
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#include <opm/parser/eclipse/EclipseState/Schedule/Completion.hpp>
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#include <opm/parser/eclipse/EclipseState/Schedule/CompletionSet.hpp>
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namespace Opm {
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size_t CompletionSet::size() const {
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return m_completions.size();
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}
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const Completion& CompletionSet::get(size_t index) const {
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return this->m_completions.at( index );
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}
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const Completion& CompletionSet::getFromIJK(const int i, const int j, const int k) const {
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for (size_t ic = 0; ic < size(); ++ic) {
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if (get(ic).sameCoordinate(i, j, k)) {
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return get(ic);
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}
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}
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throw std::runtime_error(" the completion is not found! \n ");
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}
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void CompletionSet::add( Completion completion ) {
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for( auto& c : this->m_completions ) {
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if( c.sameCoordinate( completion ) ) {
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c = std::move( completion );
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return;
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}
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}
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m_completions.push_back( std::move( completion ) );
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}
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bool CompletionSet::allCompletionsShut( ) const {
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auto shut = []( const Completion& c ) {
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return c.getState() == WellCompletion::StateEnum::SHUT;
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};
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return std::all_of( this->m_completions.begin(),
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this->m_completions.end(),
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shut );
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}
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void CompletionSet::orderCompletions(size_t well_i, size_t well_j)
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{
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if (m_completions.empty()) {
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return;
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}
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// Find the first completion and swap it into the 0-position.
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const double surface_z = 0.0;
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size_t first_index = findClosestCompletion(well_i, well_j, surface_z, 0);
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std::swap(m_completions[first_index], m_completions[0]);
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// Repeat for remaining completions.
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//
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// Note that since findClosestCompletion() is O(n), this is an
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// O(n^2) algorithm. However, it should be acceptable since
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// the expected number of completions is fairly low (< 100).
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if( this->m_completions.empty() ) return;
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for (size_t pos = 1; pos < m_completions.size() - 1; ++pos) {
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const auto& prev = m_completions[pos - 1];
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const double prevz = prev.getCenterDepth();
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size_t next_index = findClosestCompletion(prev.getI(), prev.getJ(), prevz, pos);
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std::swap(m_completions[next_index], m_completions[pos]);
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}
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}
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size_t CompletionSet::findClosestCompletion(int oi, int oj, double oz, size_t start_pos)
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{
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size_t closest = std::numeric_limits<size_t>::max();
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int min_ijdist2 = std::numeric_limits<int>::max();
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double min_zdiff = std::numeric_limits<double>::max();
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for (size_t pos = start_pos; pos < m_completions.size(); ++pos) {
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const auto& completion = m_completions[ pos ];
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const double depth = completion.getCenterDepth();
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const int ci = completion.getI();
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const int cj = completion.getJ();
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// Using square of distance to avoid non-integer arithmetics.
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const int ijdist2 = (ci - oi) * (ci - oi) + (cj - oj) * (cj - oj);
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if (ijdist2 < min_ijdist2) {
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min_ijdist2 = ijdist2;
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min_zdiff = std::abs(depth - oz);
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closest = pos;
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} else if (ijdist2 == min_ijdist2) {
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const double zdiff = std::abs(depth - oz);
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if (zdiff < min_zdiff) {
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min_zdiff = zdiff;
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closest = pos;
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}
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}
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}
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assert(closest != std::numeric_limits<size_t>::max());
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return closest;
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}
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bool CompletionSet::operator==( const CompletionSet& rhs ) const {
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return this->size() == rhs.size()
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&& std::equal( this->begin(), this->end(), rhs.begin() );
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}
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bool CompletionSet::operator!=( const CompletionSet& rhs ) const {
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return !( *this == rhs );
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}
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}
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