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authorjjesswan <jessica_wan@brown.edu>2024-04-22 21:56:26 -0400
committerjjesswan <jessica_wan@brown.edu>2024-04-22 21:56:26 -0400
commita556b45abf18f1bd509daaf63b66b7d55e9fd291 (patch)
treebc9b8a2d184c12aee236e7f9f276a34b84ca552d /engine-ocean/Eigen/src/StlSupport/StdDeque.h
parentcd7c76017a12bb548036571c1ff13e551369d06d (diff)
add engine version
Diffstat (limited to 'engine-ocean/Eigen/src/StlSupport/StdDeque.h')
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+// This file is part of Eigen, a lightweight C++ template library
+// for linear algebra.
+//
+// Copyright (C) 2009 Gael Guennebaud <gael.guennebaud@inria.fr>
+// Copyright (C) 2009 Hauke Heibel <hauke.heibel@googlemail.com>
+//
+// 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_STDDEQUE_H
+#define EIGEN_STDDEQUE_H
+
+#include "details.h"
+
+/**
+ * This section contains a convenience MACRO which allows an easy specialization of
+ * std::deque such that for data types with alignment issues the correct allocator
+ * is used automatically.
+ */
+#define EIGEN_DEFINE_STL_DEQUE_SPECIALIZATION(...) \
+namespace std \
+{ \
+ template<> \
+ class deque<__VA_ARGS__, std::allocator<__VA_ARGS__> > \
+ : public deque<__VA_ARGS__, EIGEN_ALIGNED_ALLOCATOR<__VA_ARGS__> > \
+ { \
+ typedef deque<__VA_ARGS__, EIGEN_ALIGNED_ALLOCATOR<__VA_ARGS__> > deque_base; \
+ public: \
+ typedef __VA_ARGS__ value_type; \
+ typedef deque_base::allocator_type allocator_type; \
+ typedef deque_base::size_type size_type; \
+ typedef deque_base::iterator iterator; \
+ explicit deque(const allocator_type& a = allocator_type()) : deque_base(a) {} \
+ template<typename InputIterator> \
+ deque(InputIterator first, InputIterator last, const allocator_type& a = allocator_type()) : deque_base(first, last, a) {} \
+ deque(const deque& c) : deque_base(c) {} \
+ explicit deque(size_type num, const value_type& val = value_type()) : deque_base(num, val) {} \
+ deque(iterator start_, iterator end_) : deque_base(start_, end_) {} \
+ deque& operator=(const deque& x) { \
+ deque_base::operator=(x); \
+ return *this; \
+ } \
+ }; \
+}
+
+// check whether we really need the std::deque specialization
+#if !EIGEN_HAS_CXX11_CONTAINERS && !(defined(_GLIBCXX_DEQUE) && (!EIGEN_GNUC_AT_LEAST(4,1))) /* Note that before gcc-4.1 we already have: std::deque::resize(size_type,const T&). */
+
+namespace std {
+
+#define EIGEN_STD_DEQUE_SPECIALIZATION_BODY \
+ public: \
+ typedef T value_type; \
+ typedef typename deque_base::allocator_type allocator_type; \
+ typedef typename deque_base::size_type size_type; \
+ typedef typename deque_base::iterator iterator; \
+ typedef typename deque_base::const_iterator const_iterator; \
+ explicit deque(const allocator_type& a = allocator_type()) : deque_base(a) {} \
+ template<typename InputIterator> \
+ deque(InputIterator first, InputIterator last, const allocator_type& a = allocator_type()) \
+ : deque_base(first, last, a) {} \
+ deque(const deque& c) : deque_base(c) {} \
+ explicit deque(size_type num, const value_type& val = value_type()) : deque_base(num, val) {} \
+ deque(iterator start_, iterator end_) : deque_base(start_, end_) {} \
+ deque& operator=(const deque& x) { \
+ deque_base::operator=(x); \
+ return *this; \
+ }
+
+ template<typename T>
+ class deque<T,EIGEN_ALIGNED_ALLOCATOR<T> >
+ : public deque<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T),
+ Eigen::aligned_allocator_indirection<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T)> >
+{
+ typedef deque<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T),
+ Eigen::aligned_allocator_indirection<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T)> > deque_base;
+ EIGEN_STD_DEQUE_SPECIALIZATION_BODY
+
+ void resize(size_type new_size)
+ { resize(new_size, T()); }
+
+#if defined(_DEQUE_)
+ // workaround MSVC std::deque implementation
+ void resize(size_type new_size, const value_type& x)
+ {
+ if (deque_base::size() < new_size)
+ deque_base::_Insert_n(deque_base::end(), new_size - deque_base::size(), x);
+ else if (new_size < deque_base::size())
+ deque_base::erase(deque_base::begin() + new_size, deque_base::end());
+ }
+ void push_back(const value_type& x)
+ { deque_base::push_back(x); }
+ void push_front(const value_type& x)
+ { deque_base::push_front(x); }
+ using deque_base::insert;
+ iterator insert(const_iterator position, const value_type& x)
+ { return deque_base::insert(position,x); }
+ void insert(const_iterator position, size_type new_size, const value_type& x)
+ { deque_base::insert(position, new_size, x); }
+#else
+ // default implementation which should always work.
+ void resize(size_type new_size, const value_type& x)
+ {
+ if (new_size < deque_base::size())
+ deque_base::erase(deque_base::begin() + new_size, deque_base::end());
+ else if (new_size > deque_base::size())
+ deque_base::insert(deque_base::end(), new_size - deque_base::size(), x);
+ }
+#endif
+ };
+}
+
+#endif // check whether specialization is actually required
+
+#endif // EIGEN_STDDEQUE_H