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50 lines
2.0 KiB
C++
50 lines
2.0 KiB
C++
// This file is part of Eigen, a lightweight C++ template library
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// for linear algebra.
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//
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// Copyright (C) 2008 Gael Guennebaud <gael.guennebaud@inria.fr>
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//
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// Eigen is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation; either
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// version 3 of the License, or (at your option) any later version.
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//
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// Alternatively, you can redistribute it and/or
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// modify it under the terms of the GNU General Public License as
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// published by the Free Software Foundation; either version 2 of
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// the License, or (at your option) any later version.
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//
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// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public
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// License and a copy of the GNU General Public License along with
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// Eigen. If not, see <http://www.gnu.org/licenses/>.
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#include "main.h"
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template<typename MatrixType> void verifySizeOf(const MatrixType&)
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{
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typedef typename MatrixType::Scalar Scalar;
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if (MatrixType::RowsAtCompileTime!=Dynamic && MatrixType::ColsAtCompileTime!=Dynamic)
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VERIFY(sizeof(MatrixType)==sizeof(Scalar)*size_t(MatrixType::SizeAtCompileTime));
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else
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VERIFY(sizeof(MatrixType)==sizeof(Scalar*) + 2 * sizeof(typename MatrixType::Index));
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}
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void test_sizeof()
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{
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CALL_SUBTEST(verifySizeOf(Matrix<float, 1, 1>()) );
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CALL_SUBTEST(verifySizeOf(Matrix4d()) );
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CALL_SUBTEST(verifySizeOf(Matrix<double, 4, 2>()) );
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CALL_SUBTEST(verifySizeOf(Matrix<bool, 7, 5>()) );
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CALL_SUBTEST(verifySizeOf(MatrixXcf(3, 3)) );
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CALL_SUBTEST(verifySizeOf(MatrixXi(8, 12)) );
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CALL_SUBTEST(verifySizeOf(MatrixXcd(20, 20)) );
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CALL_SUBTEST(verifySizeOf(Matrix<float, 100, 100>()) );
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VERIFY(sizeof(std::complex<float>) == 2*sizeof(float));
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VERIFY(sizeof(std::complex<double>) == 2*sizeof(double));
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}
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