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68 lines
1.8 KiB
C++
68 lines
1.8 KiB
C++
/*
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Copyright 2013 SINTEF ICT, Applied Mathematics.
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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 <config.h>
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#if HAVE_DYNAMIC_BOOST_TEST
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#define BOOST_TEST_DYN_LINK
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#endif
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#define BOOST_TEST_MODULE AutoDiffBlockTest
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#include <opm/autodiff/AutoDiffBlock.hpp>
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#include <boost/test/unit_test.hpp>
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#include <Eigen/Eigen>
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#include <Eigen/Sparse>
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BOOST_AUTO_TEST_CASE(ScalarMultiplication)
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{
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typedef AutoDiff::ForwardBlock<double> ADB;
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std::vector<int> blocksizes = { 3, 1, 2 };
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ADB::V vx(3);
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vx << 1.0, 2.0, 10.0;
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enum { FirstVar = 0, SecondVar = 1, ThirdVar = 2 };
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ADB x = ADB::variable(FirstVar, vx, blocksizes);
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ADB::V const_vector(3);
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const_vector << 3.14, 3.14, 3.14;
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// std::cout << "const_vector:\n" << const_vector << std::endl;
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const ADB x2 = x * const_vector;
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const ADB x3 = const_vector * x;
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BOOST_CHECK_EQUAL( x2.value().cwiseNotEqual( x3.value() ).count(), 0 );
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// The new operator:
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const ADB y2 = x * 3.14;
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BOOST_CHECK_EQUAL( x2.value().cwiseNotEqual( y2.value() ).count(), 0 );
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const ADB y3 = 3.14 * x;
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BOOST_CHECK_EQUAL( x3.value().cwiseNotEqual( y3.value() ).count(), 0 );
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}
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