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+// This file is part of Eigen, a lightweight C++ template library
+// for linear algebra.
+//
+// Copyright (C) 2009 Gael Guennebaud <g.gael@free.fr>
+// Copyright (C) 2009 Hauke Heibel <hauke.heibel@googlemail.com>
+//
+// Eigen is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 3 of the License, or (at your option) any later version.
+//
+// Alternatively, you can redistribute it and/or
+// modify it under the terms of the GNU General Public License as
+// published by the Free Software Foundation; either version 2 of
+// the License, or (at your option) any later version.
+//
+// Eigen is distributed in the hope that it will be useful, but WITHOUT ANY
+// WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
+// FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License or the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License and a copy of the GNU General Public License along with
+// Eigen. If not, see <http://www.gnu.org/licenses/>.
+
+#ifndef EIGEN_STDVECTOR_H
+#define EIGEN_STDVECTOR_H
+
+#include "Eigen/src/StlSupport/details.h"
+
+// Define the explicit instantiation (e.g. necessary for the Intel compiler)
+#if defined(__INTEL_COMPILER) || defined(__GNUC__)
+ #define EIGEN_EXPLICIT_STL_VECTOR_INSTANTIATION(...) template class std::vector<__VA_ARGS__, Eigen::aligned_allocator<__VA_ARGS__> >;
+#else
+ #define EIGEN_EXPLICIT_STL_VECTOR_INSTANTIATION(...)
+#endif
+
+/**
+ * This section contains a convenience MACRO which allows an easy specialization of
+ * std::vector such that for data types with alignment issues the correct allocator
+ * is used automatically.
+ */
+#define EIGEN_DEFINE_STL_VECTOR_SPECIALIZATION(...) \
+EIGEN_EXPLICIT_STL_VECTOR_INSTANTIATION(__VA_ARGS__) \
+namespace std \
+{ \
+ template<typename _Ay> \
+ class vector<__VA_ARGS__, _Ay> \
+ : public vector<__VA_ARGS__, Eigen::aligned_allocator<__VA_ARGS__> > \
+ { \
+ typedef vector<__VA_ARGS__, Eigen::aligned_allocator<__VA_ARGS__> > vector_base; \
+ public: \
+ typedef __VA_ARGS__ value_type; \
+ typedef typename vector_base::allocator_type allocator_type; \
+ typedef typename vector_base::size_type size_type; \
+ typedef typename vector_base::iterator iterator; \
+ explicit vector(const allocator_type& a = allocator_type()) : vector_base(a) {} \
+ template<typename InputIterator> \
+ vector(InputIterator first, InputIterator last, const allocator_type& a = allocator_type()) : vector_base(first, last, a) {} \
+ vector(const vector& c) : vector_base(c) {} \
+ explicit vector(size_type num, const value_type& val = value_type()) : vector_base(num, val) {} \
+ vector(iterator start, iterator end) : vector_base(start, end) {} \
+ vector& operator=(const vector& x) { \
+ vector_base::operator=(x); \
+ return *this; \
+ } \
+ }; \
+}
+
+namespace std {
+
+#define EIGEN_STD_VECTOR_SPECIALIZATION_BODY \
+ public: \
+ typedef T value_type; \
+ typedef typename vector_base::allocator_type allocator_type; \
+ typedef typename vector_base::size_type size_type; \
+ typedef typename vector_base::iterator iterator; \
+ typedef typename vector_base::const_iterator const_iterator; \
+ explicit vector(const allocator_type& a = allocator_type()) : vector_base(a) {} \
+ template<typename InputIterator> \
+ vector(InputIterator first, InputIterator last, const allocator_type& a = allocator_type()) \
+ : vector_base(first, last, a) {} \
+ vector(const vector& c) : vector_base(c) {} \
+ explicit vector(size_type num, const value_type& val = value_type()) : vector_base(num, val) {} \
+ vector(iterator start, iterator end) : vector_base(start, end) {} \
+ vector& operator=(const vector& x) { \
+ vector_base::operator=(x); \
+ return *this; \
+ }
+
+template<typename T>
+class vector<T,Eigen::aligned_allocator<T> >
+ : public vector<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T),
+ Eigen::aligned_allocator_indirection<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T)> >
+{
+ typedef vector<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T),
+ Eigen::aligned_allocator_indirection<EIGEN_WORKAROUND_MSVC_STL_SUPPORT(T)> > vector_base;
+ EIGEN_STD_VECTOR_SPECIALIZATION_BODY
+
+ void resize(size_type new_size)
+ { resize(new_size, T()); }
+
+#if defined(_VECTOR_)
+ // workaround MSVC std::vector implementation
+ void resize(size_type new_size, const value_type& x)
+ {
+ if (vector_base::size() < new_size)
+ vector_base::_Insert_n(vector_base::end(), new_size - vector_base::size(), x);
+ else if (new_size < vector_base::size())
+ vector_base::erase(vector_base::begin() + new_size, vector_base::end());
+ }
+ void push_back(const value_type& x)
+ { vector_base::push_back(x); }
+ using vector_base::insert;
+ iterator insert(const_iterator position, const value_type& x)
+ { return vector_base::insert(position,x); }
+ void insert(const_iterator position, size_type new_size, const value_type& x)
+ { vector_base::insert(position, new_size, x); }
+#elif defined(_GLIBCXX_VECTOR) && EIGEN_GNUC_AT_LEAST(4,2)
+ // workaround GCC std::vector implementation
+ void resize(size_type new_size, const value_type& x)
+ {
+ if (new_size < vector_base::size())
+ vector_base::_M_erase_at_end(this->_M_impl._M_start + new_size);
+ else
+ vector_base::insert(vector_base::end(), new_size - vector_base::size(), x);
+ }
+#else
+ // either GCC 4.1 or non-GCC
+ // default implementation which should always work.
+ void resize(size_type new_size, const value_type& x)
+ {
+ if (new_size < vector_base::size())
+ vector_base::erase(vector_base::begin() + new_size, vector_base::end());
+ else if (new_size > vector_base::size())
+ vector_base::insert(vector_base::end(), new_size - vector_base::size(), x);
+ }
+#endif
+
+};
+
+}
+
+#endif // EIGEN_STDVECTOR_H