EVOLUTION-MANAGER

Edit File: StlFunctors.h

// This file is part of Eigen, a lightweight C++ template library // for linear algebra. // // Copyright (C) 2008-2010 Gael Guennebaud <gael.guennebaud@inria.fr> // // This Source Code Form is subject to the terms of the Mozilla // Public License v. 2.0. If a copy of the MPL was not distributed // with this file, You can obtain one at http://mozilla.org/MPL/2.0/. #ifndef EIGEN_STL_FUNCTORS_H #define EIGEN_STL_FUNCTORS_H namespace Eigen { namespace internal { // default functor traits for STL functors: template<typename T> struct functor_traits<std::multiplies<T> > { enum { Cost = NumTraits<T>::MulCost, PacketAccess = false }; }; template<typename T> struct functor_traits<std::divides<T> > { enum { Cost = NumTraits<T>::MulCost, PacketAccess = false }; }; template<typename T> struct functor_traits<std::plus<T> > { enum { Cost = NumTraits<T>::AddCost, PacketAccess = false }; }; template<typename T> struct functor_traits<std::minus<T> > { enum { Cost = NumTraits<T>::AddCost, PacketAccess = false }; }; template<typename T> struct functor_traits<std::negate<T> > { enum { Cost = NumTraits<T>::AddCost, PacketAccess = false }; }; template<typename T> struct functor_traits<std::logical_or<T> > { enum { Cost = 1, PacketAccess = false }; }; template<typename T> struct functor_traits<std::logical_and<T> > { enum { Cost = 1, PacketAccess = false }; }; template<typename T> struct functor_traits<std::logical_not<T> > { enum { Cost = 1, PacketAccess = false }; }; template<typename T> struct functor_traits<std::greater<T> > { enum { Cost = 1, PacketAccess = false }; }; template<typename T> struct functor_traits<std::less<T> > { enum { Cost = 1, PacketAccess = false }; }; template<typename T> struct functor_traits<std::greater_equal<T> > { enum { Cost = 1, PacketAccess = false }; }; template<typename T> struct functor_traits<std::less_equal<T> > { enum { Cost = 1, PacketAccess = false }; }; template<typename T> struct functor_traits<std::equal_to<T> > { enum { Cost = 1, PacketAccess = false }; }; template<typename T> struct functor_traits<std::not_equal_to<T> > { enum { Cost = 1, PacketAccess = false }; }; #if (__cplusplus < 201103L) && (EIGEN_COMP_MSVC <= 1900) // std::binder* are deprecated since c++11 and will be removed in c++17 template<typename T> struct functor_traits<std::binder2nd<T> > { enum { Cost = functor_traits<T>::Cost, PacketAccess = false }; }; template<typename T> struct functor_traits<std::binder1st<T> > { enum { Cost = functor_traits<T>::Cost, PacketAccess = false }; }; #endif #if (__cplusplus < 201703L) && (EIGEN_COMP_MSVC < 1910) // std::unary_negate is deprecated since c++17 and will be removed in c++20 template<typename T> struct functor_traits<std::unary_negate<T> > { enum { Cost = 1 + functor_traits<T>::Cost, PacketAccess = false }; }; // std::binary_negate is deprecated since c++17 and will be removed in c++20 template<typename T> struct functor_traits<std::binary_negate<T> > { enum { Cost = 1 + functor_traits<T>::Cost, PacketAccess = false }; }; #endif #ifdef EIGEN_STDEXT_SUPPORT template<typename T0,typename T1> struct functor_traits<std::project1st<T0,T1> > { enum { Cost = 0, PacketAccess = false }; }; template<typename T0,typename T1> struct functor_traits<std::project2nd<T0,T1> > { enum { Cost = 0, PacketAccess = false }; }; template<typename T0,typename T1> struct functor_traits<std::select2nd<std::pair<T0,T1> > > { enum { Cost = 0, PacketAccess = false }; }; template<typename T0,typename T1> struct functor_traits<std::select1st<std::pair<T0,T1> > > { enum { Cost = 0, PacketAccess = false }; }; template<typename T0,typename T1> struct functor_traits<std::unary_compose<T0,T1> > { enum { Cost = functor_traits<T0>::Cost + functor_traits<T1>::Cost, PacketAccess = false }; }; template<typename T0,typename T1,typename T2> struct functor_traits<std::binary_compose<T0,T1,T2> > { enum { Cost = functor_traits<T0>::Cost + functor_traits<T1>::Cost + functor_traits<T2>::Cost, PacketAccess = false }; }; #endif // EIGEN_STDEXT_SUPPORT // allow to add new functors and specializations of functor_traits from outside Eigen. // this macro is really needed because functor_traits must be specialized after it is declared but before it is used... #ifdef EIGEN_FUNCTORS_PLUGIN #include EIGEN_FUNCTORS_PLUGIN #endif } // end namespace internal } // end namespace Eigen #endif // EIGEN_STL_FUNCTORS_H