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test_data_accessor.hh
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Wed, Dec 4, 01:59

test_data_accessor.hh
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/**
* Copyright (©) 2013-2023 EPFL (Ecole Polytechnique Fédérale de Lausanne)
* Laboratory (LSMS - Laboratoire de Simulation en Mécanique des Solides)
*
* This file is part of Akantu
*
* Akantu is free software: you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License as published by the Free
* Software Foundation, either version 3 of the License, or (at your option) any
* later version.
*
* Akantu 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 Lesser General Public License for more
* details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with Akantu. If not, see <http://www.gnu.org/licenses/>.
*/
/* -------------------------------------------------------------------------- */
#include "data_accessor.hh"
#include "mesh.hh"
/* -------------------------------------------------------------------------- */
#include <gtest/gtest.h>
/* -------------------------------------------------------------------------- */
using namespace akantu;
/* -------------------------------------------------------------------------- */
class TestAccessor : public DataAccessor<Element> {
/* ------------------------------------------------------------------------ */
/* Constructors/Destructors */
/* ------------------------------------------------------------------------ */
public:
inline TestAccessor(const Mesh & mesh,
const ElementTypeMapArray<Real> & barycenters);
AKANTU_GET_MACRO_BY_ELEMENT_TYPE_CONST(Barycenter, barycenters, Real);
/* ------------------------------------------------------------------------ */
/* Ghost Synchronizer inherited members */
/* ------------------------------------------------------------------------ */
protected:
inline Int getNbData(const Array<Element> & elements,
const SynchronizationTag & tag) const;
inline void packData(CommunicationBuffer & buffer,
const Array<Element> & elements,
const SynchronizationTag & tag) const;
inline void unpackData(CommunicationBuffer & buffer,
const Array<Element> & elements,
const SynchronizationTag & tag);
/* ------------------------------------------------------------------------ */
/* Class Members */
/* ------------------------------------------------------------------------ */
protected:
const ElementTypeMapArray<Real> & barycenters;
const Mesh & mesh;
};
/* -------------------------------------------------------------------------- */
/* TestSynchronizer implementation */
/* -------------------------------------------------------------------------- */
inline TestAccessor::TestAccessor(const Mesh & mesh,
const ElementTypeMapArray<Real> & barycenters)
: barycenters(barycenters), mesh(mesh) {}
inline Int TestAccessor::getNbData(const Array<Element> & elements,
const SynchronizationTag &) const {
return mesh.getSpatialDimension() * sizeof(Real) * elements.size();
}
inline void TestAccessor::packData(CommunicationBuffer & buffer,
const Array<Element> & elements,
const SynchronizationTag &) const {
for (const auto & element : elements) {
auto && bary = this->barycenters.get(element);
buffer << bary;
}
}
inline void TestAccessor::unpackData(CommunicationBuffer & buffer,
const Array<Element> & elements,
const SynchronizationTag &) {
for (const auto & element : elements) {
auto && barycenter_loc = this->barycenters.get(element);
Vector<Real> bary(barycenter_loc.size());
buffer >> bary;
auto dist = (barycenter_loc - bary).template lpNorm<Eigen::Infinity>();
EXPECT_NEAR(0, dist, 1e-15);
}
}

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