58 lines
2.7 KiB
C
58 lines
2.7 KiB
C
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// 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 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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#ifndef EIGEN2_MATH_FUNCTIONS_H
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#define EIGEN2_MATH_FUNCTIONS_H
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namespace Eigen {
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template<typename T> inline typename NumTraits<T>::Real ei_real(const T& x) { return numext::real(x); }
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template<typename T> inline typename NumTraits<T>::Real ei_imag(const T& x) { return numext::imag(x); }
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template<typename T> inline T ei_conj(const T& x) { return numext::conj(x); }
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template<typename T> inline typename NumTraits<T>::Real ei_abs (const T& x) { using std::abs; return abs(x); }
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template<typename T> inline typename NumTraits<T>::Real ei_abs2(const T& x) { return numext::abs2(x); }
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template<typename T> inline T ei_sqrt(const T& x) { using std::sqrt; return sqrt(x); }
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template<typename T> inline T ei_exp (const T& x) { using std::exp; return exp(x); }
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template<typename T> inline T ei_log (const T& x) { using std::log; return log(x); }
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template<typename T> inline T ei_sin (const T& x) { using std::sin; return sin(x); }
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template<typename T> inline T ei_cos (const T& x) { using std::cos; return cos(x); }
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template<typename T> inline T ei_atan2(const T& x,const T& y) { using std::atan2; return atan2(x,y); }
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template<typename T> inline T ei_pow (const T& x,const T& y) { return numext::pow(x,y); }
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template<typename T> inline T ei_random () { return internal::random<T>(); }
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template<typename T> inline T ei_random (const T& x, const T& y) { return internal::random(x, y); }
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template<typename T> inline T precision () { return NumTraits<T>::dummy_precision(); }
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template<typename T> inline T machine_epsilon () { return NumTraits<T>::epsilon(); }
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template<typename Scalar, typename OtherScalar>
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inline bool ei_isMuchSmallerThan(const Scalar& x, const OtherScalar& y,
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typename NumTraits<Scalar>::Real precision = NumTraits<Scalar>::dummy_precision())
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{
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return internal::isMuchSmallerThan(x, y, precision);
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}
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template<typename Scalar>
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inline bool ei_isApprox(const Scalar& x, const Scalar& y,
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typename NumTraits<Scalar>::Real precision = NumTraits<Scalar>::dummy_precision())
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{
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return internal::isApprox(x, y, precision);
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}
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template<typename Scalar>
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inline bool ei_isApproxOrLessThan(const Scalar& x, const Scalar& y,
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typename NumTraits<Scalar>::Real precision = NumTraits<Scalar>::dummy_precision())
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{
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return internal::isApproxOrLessThan(x, y, precision);
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}
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} // end namespace Eigen
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#endif // EIGEN2_MATH_FUNCTIONS_H
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