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41 lines
1.5 KiB
41 lines
1.5 KiB
// 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) 2010 Hauke Heibel <hauke.heibel@gmail.com>
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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> void run_nesting_ops(const MatrixType& _m)
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{
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typename MatrixType::Nested m(_m);
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typedef typename MatrixType::Scalar Scalar;
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#ifdef NDEBUG
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const bool is_debug = false;
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#else
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const bool is_debug = true;
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#endif
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// Make really sure that we are in debug mode! We don't want any type of
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// inlining for these tests to pass.
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VERIFY(is_debug);
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// The only intention of these tests is to ensure that this code does
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// not trigger any asserts or segmentation faults... more to come.
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VERIFY_IS_APPROX( (m.transpose() * m).diagonal().sum(), (m.transpose() * m).diagonal().sum() );
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VERIFY_IS_APPROX( (m.transpose() * m).diagonal().array().abs().sum(), (m.transpose() * m).diagonal().array().abs().sum() );
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VERIFY_IS_APPROX( (m.transpose() * m).array().abs().sum(), (m.transpose() * m).array().abs().sum() );
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}
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void test_nesting_ops()
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{
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CALL_SUBTEST_1(run_nesting_ops(MatrixXf::Random(25,25)));
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CALL_SUBTEST_2(run_nesting_ops(MatrixXd::Random(25,25)));
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CALL_SUBTEST_3(run_nesting_ops(Matrix4f::Random()));
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CALL_SUBTEST_4(run_nesting_ops(Matrix4d::Random()));
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}
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