48 lines
2.0 KiB
C++
48 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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// This Source Code Form is subject to the terms of the Mozilla
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// Public License v. 2.0. If a copy of the MPL was not distributed
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// with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
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#include "main.h"
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template <typename MatrixType>
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void verifySizeOf(const MatrixType&) {
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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_IS_EQUAL(std::ptrdiff_t(sizeof(MatrixType)),
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std::ptrdiff_t(sizeof(Scalar)) * std::ptrdiff_t(MatrixType::SizeAtCompileTime));
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else
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VERIFY_IS_EQUAL(sizeof(MatrixType), sizeof(Scalar*) + 2 * sizeof(Index));
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}
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EIGEN_DECLARE_TEST(sizeof) {
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CALL_SUBTEST(verifySizeOf(Matrix<float, 1, 1>()));
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CALL_SUBTEST(verifySizeOf(Array<float, 2, 1>()));
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CALL_SUBTEST(verifySizeOf(Array<float, 3, 1>()));
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CALL_SUBTEST(verifySizeOf(Array<float, 4, 1>()));
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CALL_SUBTEST(verifySizeOf(Array<float, 5, 1>()));
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CALL_SUBTEST(verifySizeOf(Array<float, 6, 1>()));
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CALL_SUBTEST(verifySizeOf(Array<float, 7, 1>()));
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CALL_SUBTEST(verifySizeOf(Array<float, 8, 1>()));
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CALL_SUBTEST(verifySizeOf(Array<float, 9, 1>()));
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CALL_SUBTEST(verifySizeOf(Array<float, 10, 1>()));
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CALL_SUBTEST(verifySizeOf(Array<float, 11, 1>()));
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CALL_SUBTEST(verifySizeOf(Array<float, 12, 1>()));
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CALL_SUBTEST(verifySizeOf(Vector2d()));
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CALL_SUBTEST(verifySizeOf(Vector4f()));
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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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