Michael Ernst Peter / Eigen

src/Core/GlobalFunctions.h@1:3b8049da21b8, 2019-09-24 (annotated)

Committer:
jsoh91
Date:
Tue Sep 24 00:18:23 2019 +0000
Revision:
1:3b8049da21b8
Parent:
0:13a5d365ba16 
ignore and revise some of error parts

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ykuroda 0:13a5d365ba16 1 // This file is part of Eigen, a lightweight C++ template library
ykuroda 0:13a5d365ba16 2 // for linear algebra.
ykuroda 0:13a5d365ba16 3 //
ykuroda 0:13a5d365ba16 4 // Copyright (C) 2010-2012 Gael Guennebaud <gael.guennebaud@inria.fr>
ykuroda 0:13a5d365ba16 5 // Copyright (C) 2010 Benoit Jacob <jacob.benoit.1@gmail.com>
ykuroda 0:13a5d365ba16 6 //
ykuroda 0:13a5d365ba16 7 // This Source Code Form is subject to the terms of the Mozilla
ykuroda 0:13a5d365ba16 8 // Public License v. 2.0. If a copy of the MPL was not distributed
ykuroda 0:13a5d365ba16 9 // with this file, You can obtain one at http://mozilla.org/MPL/2.0/.
ykuroda 0:13a5d365ba16 10
ykuroda 0:13a5d365ba16 11 #ifndef EIGEN_GLOBAL_FUNCTIONS_H
ykuroda 0:13a5d365ba16 12 #define EIGEN_GLOBAL_FUNCTIONS_H
ykuroda 0:13a5d365ba16 13
ykuroda 0:13a5d365ba16 14 #define EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(NAME,FUNCTOR) \
ykuroda 0:13a5d365ba16 15 template<typename Derived> \
ykuroda 0:13a5d365ba16 16 inline const Eigen::CwiseUnaryOp<Eigen::internal::FUNCTOR<typename Derived::Scalar>, const Derived> \
ykuroda 0:13a5d365ba16 17 NAME(const Eigen::ArrayBase<Derived>& x) { \
ykuroda 0:13a5d365ba16 18 return x.derived(); \
ykuroda 0:13a5d365ba16 19 }
ykuroda 0:13a5d365ba16 20
ykuroda 0:13a5d365ba16 21 #define EIGEN_ARRAY_DECLARE_GLOBAL_EIGEN_UNARY(NAME,FUNCTOR) \
ykuroda 0:13a5d365ba16 22 \
ykuroda 0:13a5d365ba16 23 template<typename Derived> \
ykuroda 0:13a5d365ba16 24 struct NAME##_retval<ArrayBase<Derived> > \
ykuroda 0:13a5d365ba16 25 { \
ykuroda 0:13a5d365ba16 26 typedef const Eigen::CwiseUnaryOp<Eigen::internal::FUNCTOR<typename Derived::Scalar>, const Derived> type; \
ykuroda 0:13a5d365ba16 27 }; \
ykuroda 0:13a5d365ba16 28 template<typename Derived> \
ykuroda 0:13a5d365ba16 29 struct NAME##_impl<ArrayBase<Derived> > \
ykuroda 0:13a5d365ba16 30 { \
ykuroda 0:13a5d365ba16 31 static inline typename NAME##_retval<ArrayBase<Derived> >::type run(const Eigen::ArrayBase<Derived>& x) \
ykuroda 0:13a5d365ba16 32 { \
ykuroda 0:13a5d365ba16 33 return x.derived(); \
ykuroda 0:13a5d365ba16 34 } \
ykuroda 0:13a5d365ba16 35 };
ykuroda 0:13a5d365ba16 36
ykuroda 0:13a5d365ba16 37
ykuroda 0:13a5d365ba16 38 namespace Eigen
ykuroda 0:13a5d365ba16 39 {
ykuroda 0:13a5d365ba16 40 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(real,scalar_real_op)
ykuroda 0:13a5d365ba16 41 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(imag,scalar_imag_op)
ykuroda 0:13a5d365ba16 42 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(conj,scalar_conjugate_op)
ykuroda 0:13a5d365ba16 43 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(sin,scalar_sin_op)
ykuroda 0:13a5d365ba16 44 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(cos,scalar_cos_op)
ykuroda 0:13a5d365ba16 45 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(asin,scalar_asin_op)
ykuroda 0:13a5d365ba16 46 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(acos,scalar_acos_op)
ykuroda 0:13a5d365ba16 47 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(tan,scalar_tan_op)
ykuroda 0:13a5d365ba16 48 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(exp,scalar_exp_op)
ykuroda 0:13a5d365ba16 49 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(log,scalar_log_op)
ykuroda 0:13a5d365ba16 50 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(abs,scalar_abs_op)
ykuroda 0:13a5d365ba16 51 EIGEN_ARRAY_DECLARE_GLOBAL_UNARY(sqrt,scalar_sqrt_op)
ykuroda 0:13a5d365ba16 52
ykuroda 0:13a5d365ba16 53 template<typename Derived>
ykuroda 0:13a5d365ba16 54 inline const Eigen::CwiseUnaryOp<Eigen::internal::scalar_pow_op<typename Derived::Scalar>, const Derived>
ykuroda 0:13a5d365ba16 55 pow(const Eigen::ArrayBase<Derived>& x, const typename Derived::Scalar& exponent) {
ykuroda 0:13a5d365ba16 56 return x.derived().pow(exponent);
ykuroda 0:13a5d365ba16 57 }
ykuroda 0:13a5d365ba16 58
ykuroda 0:13a5d365ba16 59 template<typename Derived>
ykuroda 0:13a5d365ba16 60 inline const Eigen::CwiseBinaryOp<Eigen::internal::scalar_binary_pow_op<typename Derived::Scalar, typename Derived::Scalar>, const Derived, const Derived>
ykuroda 0:13a5d365ba16 61 pow(const Eigen::ArrayBase<Derived>& x, const Eigen::ArrayBase<Derived>& exponents)
ykuroda 0:13a5d365ba16 62 {
ykuroda 0:13a5d365ba16 63 return Eigen::CwiseBinaryOp<Eigen::internal::scalar_binary_pow_op<typename Derived::Scalar, typename Derived::Scalar>, const Derived, const Derived>(
ykuroda 0:13a5d365ba16 64 x.derived(),
ykuroda 0:13a5d365ba16 65 exponents.derived()
ykuroda 0:13a5d365ba16 66 );
ykuroda 0:13a5d365ba16 67 }
ykuroda 0:13a5d365ba16 68
ykuroda 0:13a5d365ba16 69 /**
ykuroda 0:13a5d365ba16 70 * \brief Component-wise division of a scalar by array elements.
ykuroda 0:13a5d365ba16 71 **/
ykuroda 0:13a5d365ba16 72 template <typename Derived>
ykuroda 0:13a5d365ba16 73 inline const Eigen::CwiseUnaryOp<Eigen::internal::scalar_inverse_mult_op<typename Derived::Scalar>, const Derived>
ykuroda 0:13a5d365ba16 74 operator/(const typename Derived::Scalar& s, const Eigen::ArrayBase<Derived>& a)
ykuroda 0:13a5d365ba16 75 {
ykuroda 0:13a5d365ba16 76 return Eigen::CwiseUnaryOp<Eigen::internal::scalar_inverse_mult_op<typename Derived::Scalar>, const Derived>(
ykuroda 0:13a5d365ba16 77 a.derived(),
ykuroda 0:13a5d365ba16 78 Eigen::internal::scalar_inverse_mult_op<typename Derived::Scalar>(s)
ykuroda 0:13a5d365ba16 79 );
ykuroda 0:13a5d365ba16 80 }
ykuroda 0:13a5d365ba16 81
ykuroda 0:13a5d365ba16 82 namespace internal
ykuroda 0:13a5d365ba16 83 {
ykuroda 0:13a5d365ba16 84 EIGEN_ARRAY_DECLARE_GLOBAL_EIGEN_UNARY(real,scalar_real_op)
ykuroda 0:13a5d365ba16 85 EIGEN_ARRAY_DECLARE_GLOBAL_EIGEN_UNARY(imag,scalar_imag_op)
ykuroda 0:13a5d365ba16 86 EIGEN_ARRAY_DECLARE_GLOBAL_EIGEN_UNARY(abs2,scalar_abs2_op)
ykuroda 0:13a5d365ba16 87 }
ykuroda 0:13a5d365ba16 88 }
ykuroda 0:13a5d365ba16 89
ykuroda 0:13a5d365ba16 90 // TODO: cleanly disable those functions that are not supported on Array (numext::real_ref, internal::random, internal::isApprox...)
ykuroda 0:13a5d365ba16 91
ykuroda 0:13a5d365ba16 92 #endif // EIGEN_GLOBAL_FUNCTIONS_H