mirror of
https://github.com/OPM/opm-simulators.git
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287 lines
8.3 KiB
C++
287 lines
8.3 KiB
C++
// -*- mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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// vi: set et ts=4 sw=4 sts=4:
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/*
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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 2 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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Consult the COPYING file in the top-level source directory of this
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module for the precise wording of the license and the list of
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copyright holders.
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*/
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/*!
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* \file
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*
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* \brief Provides data handles for parallel communication which
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* operate on DOFs
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*/
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#ifndef EWOMS_GRID_COMM_HANDLES_HH
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#define EWOMS_GRID_COMM_HANDLES_HH
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#include <opm/material/common/Unused.hpp>
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#include <dune/grid/common/datahandleif.hh>
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#include <dune/common/version.hh>
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namespace Opm {
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/*!
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* \brief Data handle for parallel communication which sums up all
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* values are attached to DOFs
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*/
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template <class FieldType, class Container, class EntityMapper, int commCodim>
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class GridCommHandleSum
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: public Dune::CommDataHandleIF<GridCommHandleSum<FieldType, Container,
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EntityMapper, commCodim>,
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FieldType>
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{
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public:
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GridCommHandleSum(Container& container, const EntityMapper& mapper)
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: mapper_(mapper), container_(container)
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{}
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bool contains(int, int codim) const
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{
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// return true if the codim is the same as the codim which we
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// are asked to communicate with.
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return codim == commCodim;
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}
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#if DUNE_VERSION_LT(DUNE_GRID, 2, 8)
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bool fixedsize(int, int) const
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#else
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bool fixedSize(int, int) const
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#endif
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{
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// for each DOF we communicate a single value which has a
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// fixed size
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return true;
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}
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template <class EntityType>
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size_t size(const EntityType&) const
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{
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// communicate a field type per entity
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return 1;
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}
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template <class MessageBufferImp, class EntityType>
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void gather(MessageBufferImp& buff, const EntityType& e) const
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{
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unsigned dofIdx = static_cast<unsigned>(mapper_.index(e));
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buff.write(container_[dofIdx]);
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}
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template <class MessageBufferImp, class EntityType>
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void scatter(MessageBufferImp& buff, const EntityType& e, size_t)
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{
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unsigned dofIdx = static_cast<unsigned>(mapper_.index(e));
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FieldType tmp;
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buff.read(tmp);
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container_[dofIdx] += tmp;
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}
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private:
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const EntityMapper& mapper_;
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Container& container_;
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};
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/*!
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* \brief Data handle for parallel communication which can be used to
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* set the values values of ghost and overlap DOFs from their
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* respective master processes.
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*/
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template <class FieldType, class Container, class EntityMapper, unsigned commCodim>
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class GridCommHandleGhostSync
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: public Dune::CommDataHandleIF<GridCommHandleGhostSync<FieldType, Container,
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EntityMapper, commCodim>,
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FieldType>
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{
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public:
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GridCommHandleGhostSync(Container& container, const EntityMapper& mapper)
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: mapper_(mapper), container_(container)
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{
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}
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bool contains(int, int codim) const
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{
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// return true if the codim is the same as the codim which we
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// are asked to communicate with.
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return codim == commCodim;
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}
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#if DUNE_VERSION_LT(DUNE_GRID, 2, 8)
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bool fixedsize(int, int) const
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#else
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bool fixedSize(int, int) const
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#endif
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{
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// for each DOF we communicate a single value which has a
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// fixed size
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return true;
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}
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template <class EntityType>
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size_t size(const EntityType&) const
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{
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// communicate a field type per entity
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return 1;
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}
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template <class MessageBufferImp, class EntityType>
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void gather(MessageBufferImp& buff, const EntityType& e) const
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{
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unsigned dofIdx = static_cast<unsigned>(mapper_.index(e));
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buff.write(container_[dofIdx]);
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}
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template <class MessageBufferImp, class EntityType>
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void scatter(MessageBufferImp& buff, const EntityType& e, size_t)
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{
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unsigned dofIdx = static_cast<unsigned>(mapper_.index(e));
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buff.read(container_[dofIdx]);
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}
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private:
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const EntityMapper& mapper_;
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Container& container_;
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};
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/*!
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* \brief Data handle for parallel communication which takes the
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* maximum of all values that are attached to DOFs
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*/
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template <class FieldType, class Container, class EntityMapper, unsigned commCodim>
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class GridCommHandleMax
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: public Dune::CommDataHandleIF<GridCommHandleMax<FieldType, Container,
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EntityMapper, commCodim>,
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FieldType>
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{
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public:
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GridCommHandleMax(Container& container, const EntityMapper& mapper)
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: mapper_(mapper), container_(container)
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{}
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bool contains(int, int codim) const
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{
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// return true if the codim is the same as the codim which we
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// are asked to communicate with.
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return codim == commCodim;
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}
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#if DUNE_VERSION_LT(DUNE_GRID, 2, 8)
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bool fixedsize(int, int) const
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#else
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bool fixedSize(int, int) const
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#endif
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{
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// for each DOF we communicate a single value which has a
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// fixed size
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return true;
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}
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template <class EntityType>
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size_t size(const EntityType&) const
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{
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// communicate a field type per entity
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return 1;
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}
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template <class MessageBufferImp, class EntityType>
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void gather(MessageBufferImp& buff, const EntityType& e) const
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{
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unsigned dofIdx = static_cast<unsigned>(mapper_.index(e));
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buff.write(container_[dofIdx]);
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}
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template <class MessageBufferImp, class EntityType>
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void scatter(MessageBufferImp& buff, const EntityType& e, size_t)
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{
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unsigned dofIdx = static_cast<unsigned>(mapper_.index(e));
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FieldType tmp;
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buff.read(tmp);
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container_[dofIdx] = std::max(container_[dofIdx], tmp);
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}
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private:
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const EntityMapper& mapper_;
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Container& container_;
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};
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/*!
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* \brief Provides data handle for parallel communication which takes
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* the minimum of all values that are attached to DOFs
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*/
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template <class FieldType, class Container, class EntityMapper, unsigned commCodim>
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class GridCommHandleMin
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: public Dune::CommDataHandleIF<GridCommHandleMin<FieldType, Container,
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EntityMapper, commCodim>,
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FieldType>
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{
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public:
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GridCommHandleMin(Container& container, const EntityMapper& mapper)
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: mapper_(mapper), container_(container)
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{}
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bool contains(int, int codim) const
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{
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// return true if the codim is the same as the codim which we
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// are asked to communicate with.
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return codim == commCodim;
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}
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#if DUNE_VERSION_LT(DUNE_GRID, 2, 8)
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bool fixedsize(int, int) const
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#else
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bool fixedSize(int, int) const
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#endif
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{
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// for each DOF we communicate a single value which has a
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// fixed size
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return true;
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}
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template <class EntityType>
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size_t size(const EntityType&) const
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{
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// communicate a field type per entity
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return 1;
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}
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template <class MessageBufferImp, class EntityType>
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void gather(MessageBufferImp& buff, const EntityType& e) const
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{
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unsigned dofIdx = static_cast<unsigned>(mapper_.index(e));
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buff.write(container_[dofIdx]);
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}
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template <class MessageBufferImp, class EntityType>
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void scatter(MessageBufferImp& buff, const EntityType& e, size_t)
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{
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unsigned dofIdx = static_cast<unsigned>(mapper_.index(e));
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FieldType tmp;
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buff.read(tmp);
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container_[dofIdx] = std::min(container_[dofIdx], tmp);
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}
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private:
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const EntityMapper& mapper_;
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Container& container_;
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};
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} // namespace Opm
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#endif
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