epoc32/include/stdapis/boost/graph/adjacency_matrix.hpp
branchSymbian2
changeset 2 2fe1408b6811
     1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/epoc32/include/stdapis/boost/graph/adjacency_matrix.hpp	Tue Mar 16 16:12:26 2010 +0000
     1.3 @@ -0,0 +1,1278 @@
     1.4 +//=======================================================================
     1.5 +// Copyright 2001 University of Notre Dame.
     1.6 +// Copyright 2006 Trustees of Indiana University
     1.7 +// Authors: Jeremy G. Siek and Douglas Gregor <dgregor@cs.indiana.edu>
     1.8 +//
     1.9 +// Distributed under the Boost Software License, Version 1.0. (See
    1.10 +// accompanying file LICENSE_1_0.txt or copy at
    1.11 +// http://www.boost.org/LICENSE_1_0.txt)
    1.12 +//=======================================================================
    1.13 +
    1.14 +#ifndef BOOST_ADJACENCY_MATRIX_HPP
    1.15 +#define BOOST_ADJACENCY_MATRIX_HPP
    1.16 +
    1.17 +#include <boost/config.hpp>
    1.18 +#include <vector>
    1.19 +#include <memory>
    1.20 +#include <cassert>
    1.21 +#include <boost/limits.hpp>
    1.22 +#include <boost/iterator.hpp>
    1.23 +#include <boost/graph/graph_traits.hpp>
    1.24 +#include <boost/graph/graph_selectors.hpp>
    1.25 +#include <boost/pending/ct_if.hpp>
    1.26 +#include <boost/graph/adjacency_iterator.hpp>
    1.27 +#include <boost/graph/detail/edge.hpp>
    1.28 +#include <boost/iterator/iterator_adaptor.hpp>
    1.29 +#include <boost/iterator/filter_iterator.hpp>
    1.30 +#include <boost/pending/integer_range.hpp>
    1.31 +#include <boost/graph/properties.hpp>
    1.32 +#include <boost/tuple/tuple.hpp>
    1.33 +#include <boost/static_assert.hpp>
    1.34 +#include <boost/type_traits/ice.hpp>
    1.35 +
    1.36 +namespace boost {
    1.37 +  
    1.38 +  namespace detail {
    1.39 +
    1.40 +    template <class Directed, class Vertex>
    1.41 +    class matrix_edge_desc_impl : public edge_desc_impl<Directed,Vertex>
    1.42 +    {
    1.43 +      typedef edge_desc_impl<Directed,Vertex> Base;
    1.44 +    public:
    1.45 +      matrix_edge_desc_impl() { }
    1.46 +      matrix_edge_desc_impl(bool exists, Vertex s, Vertex d, 
    1.47 +                            const void* ep = 0)
    1.48 +        : Base(s, d, ep), m_exists(exists) { }
    1.49 +      bool exists() const { return m_exists; }
    1.50 +    private:
    1.51 +      bool m_exists;
    1.52 +    };
    1.53 +
    1.54 +    struct does_edge_exist {
    1.55 +      template <class Edge>
    1.56 +      bool operator()(const Edge& e) const { return e.exists(); }
    1.57 +    };
    1.58 +
    1.59 +    template <typename EdgeProperty>
    1.60 +    bool get_edge_exists(const std::pair<bool, EdgeProperty>& stored_edge, int) {
    1.61 +      return stored_edge.first;
    1.62 +    }
    1.63 +    template <typename EdgeProperty>
    1.64 +    void set_edge_exists(
    1.65 +        std::pair<bool, EdgeProperty>& stored_edge, 
    1.66 +        bool flag,
    1.67 +        int
    1.68 +        ) {
    1.69 +      stored_edge.first = flag;
    1.70 +    }
    1.71 +
    1.72 +    template <typename EdgeProxy>
    1.73 +    bool get_edge_exists(const EdgeProxy& edge_proxy, ...) {
    1.74 +      return edge_proxy;
    1.75 +    }
    1.76 +    template <typename EdgeProxy>
    1.77 +    EdgeProxy& set_edge_exists(EdgeProxy& edge_proxy, bool flag, ...) {
    1.78 +      edge_proxy = flag;
    1.79 +      return edge_proxy; // just to avoid never used warning
    1.80 +    }
    1.81 +
    1.82 +
    1.83 +
    1.84 +    template <typename EdgeProperty>
    1.85 +    const EdgeProperty&
    1.86 +    get_property(const std::pair<bool, EdgeProperty>& stored_edge) {
    1.87 +      return stored_edge.second;
    1.88 +    }
    1.89 +    template <typename EdgeProperty>
    1.90 +    EdgeProperty&
    1.91 +    get_property(std::pair<bool, EdgeProperty>& stored_edge) {
    1.92 +      return stored_edge.second;
    1.93 +    }
    1.94 +
    1.95 +    template <typename StoredEdgeProperty, typename EdgeProperty>
    1.96 +    inline void
    1.97 +    set_property(std::pair<bool, StoredEdgeProperty>& stored_edge, 
    1.98 +                 const EdgeProperty& ep, int) {
    1.99 +      stored_edge.second = ep;
   1.100 +    }
   1.101 +
   1.102 +    inline const no_property& get_property(const char&) {
   1.103 +      static no_property s_prop;
   1.104 +      return s_prop;
   1.105 +    }
   1.106 +    inline no_property& get_property(char&) {
   1.107 +      static no_property s_prop;
   1.108 +      return s_prop;
   1.109 +    }
   1.110 +    template <typename EdgeProxy, typename EdgeProperty>
   1.111 +    inline void
   1.112 +    set_property(EdgeProxy, const EdgeProperty&, ...) {}
   1.113 +    
   1.114 +    //=======================================================================
   1.115 +    // Directed Out Edge Iterator
   1.116 +
   1.117 +    template <
   1.118 +        typename VertexDescriptor, typename MatrixIter
   1.119 +      , typename VerticesSizeType, typename EdgeDescriptor
   1.120 +    >
   1.121 +    struct dir_adj_matrix_out_edge_iter
   1.122 +      : iterator_adaptor<
   1.123 +            dir_adj_matrix_out_edge_iter<VertexDescriptor, MatrixIter,  VerticesSizeType, EdgeDescriptor>
   1.124 +          , MatrixIter
   1.125 +          , EdgeDescriptor
   1.126 +          , use_default
   1.127 +          , EdgeDescriptor
   1.128 +          , std::ptrdiff_t
   1.129 +        >
   1.130 +    {
   1.131 +        typedef iterator_adaptor<
   1.132 +            dir_adj_matrix_out_edge_iter<VertexDescriptor, MatrixIter,  VerticesSizeType, EdgeDescriptor>
   1.133 +          , MatrixIter
   1.134 +          , EdgeDescriptor
   1.135 +          , use_default
   1.136 +          , EdgeDescriptor
   1.137 +          , std::ptrdiff_t
   1.138 +        > super_t;
   1.139 +        
   1.140 +        dir_adj_matrix_out_edge_iter() { }
   1.141 +        
   1.142 +        dir_adj_matrix_out_edge_iter(
   1.143 +            const MatrixIter& i
   1.144 +          , const VertexDescriptor& src
   1.145 +          , const VerticesSizeType& n
   1.146 +           )
   1.147 +            : super_t(i), m_src(src), m_targ(0), m_n(n)
   1.148 +        { }
   1.149 +
   1.150 +        void increment() {
   1.151 +            ++this->base_reference();
   1.152 +            ++m_targ;
   1.153 +        }
   1.154 +        
   1.155 +        inline EdgeDescriptor
   1.156 +        dereference() const 
   1.157 +        {
   1.158 +            return EdgeDescriptor(get_edge_exists(*this->base(), 0), m_src, m_targ, 
   1.159 +                                  &get_property(*this->base()));
   1.160 +        }
   1.161 +        VertexDescriptor m_src, m_targ;
   1.162 +        VerticesSizeType m_n;
   1.163 +    };
   1.164 +
   1.165 +    //=======================================================================
   1.166 +    // Directed In Edge Iterator
   1.167 +
   1.168 +    template <
   1.169 +        typename VertexDescriptor, typename MatrixIter
   1.170 +      , typename VerticesSizeType, typename EdgeDescriptor
   1.171 +    >
   1.172 +    struct dir_adj_matrix_in_edge_iter
   1.173 +      : iterator_adaptor<
   1.174 +            dir_adj_matrix_in_edge_iter<VertexDescriptor, MatrixIter,  VerticesSizeType, EdgeDescriptor>
   1.175 +          , MatrixIter
   1.176 +          , EdgeDescriptor
   1.177 +          , use_default
   1.178 +          , EdgeDescriptor
   1.179 +          , std::ptrdiff_t
   1.180 +        >
   1.181 +    {
   1.182 +        typedef iterator_adaptor<
   1.183 +            dir_adj_matrix_in_edge_iter<VertexDescriptor, MatrixIter,  VerticesSizeType, EdgeDescriptor>
   1.184 +          , MatrixIter
   1.185 +          , EdgeDescriptor
   1.186 +          , use_default
   1.187 +          , EdgeDescriptor
   1.188 +          , std::ptrdiff_t
   1.189 +        > super_t;
   1.190 +        
   1.191 +        dir_adj_matrix_in_edge_iter() { }
   1.192 +        
   1.193 +        dir_adj_matrix_in_edge_iter(
   1.194 +            const MatrixIter& i
   1.195 +          , const MatrixIter& last
   1.196 +          , const VertexDescriptor& tgt
   1.197 +          , const VerticesSizeType& n
   1.198 +           )
   1.199 +          : super_t(i), m_last(last), m_src(0), m_targ(tgt), m_n(n)
   1.200 +        { }
   1.201 +
   1.202 +        void increment() {
   1.203 +          if (VerticesSizeType(m_last - this->base_reference()) >= m_n) {
   1.204 +            this->base_reference() += m_n;
   1.205 +            ++m_src;
   1.206 +          } else {
   1.207 +            this->base_reference() = m_last;
   1.208 +          }
   1.209 +        }
   1.210 +        
   1.211 +        inline EdgeDescriptor
   1.212 +        dereference() const 
   1.213 +        {
   1.214 +            return EdgeDescriptor(get_edge_exists(*this->base(), 0), m_src, m_targ, 
   1.215 +                                  &get_property(*this->base()));
   1.216 +        }
   1.217 +        MatrixIter m_last;
   1.218 +        VertexDescriptor m_src, m_targ;
   1.219 +        VerticesSizeType m_n;
   1.220 +    };
   1.221 +
   1.222 +    //=======================================================================
   1.223 +    // Undirected Out Edge Iterator
   1.224 +
   1.225 +    template <
   1.226 +        typename VertexDescriptor, typename MatrixIter
   1.227 +      , typename VerticesSizeType, typename EdgeDescriptor
   1.228 +    >
   1.229 +    struct undir_adj_matrix_out_edge_iter 
   1.230 +      : iterator_adaptor<
   1.231 +            undir_adj_matrix_out_edge_iter<VertexDescriptor, MatrixIter,  VerticesSizeType, EdgeDescriptor>
   1.232 +          , MatrixIter
   1.233 +          , EdgeDescriptor
   1.234 +          , use_default
   1.235 +          , EdgeDescriptor
   1.236 +          , std::ptrdiff_t
   1.237 +        >
   1.238 +    {
   1.239 +        typedef iterator_adaptor<
   1.240 +            undir_adj_matrix_out_edge_iter<VertexDescriptor, MatrixIter,  VerticesSizeType, EdgeDescriptor>
   1.241 +          , MatrixIter
   1.242 +          , EdgeDescriptor
   1.243 +          , use_default
   1.244 +          , EdgeDescriptor
   1.245 +          , std::ptrdiff_t
   1.246 +        > super_t;
   1.247 +        
   1.248 +        undir_adj_matrix_out_edge_iter() { }
   1.249 +        
   1.250 +        undir_adj_matrix_out_edge_iter(
   1.251 +            const MatrixIter& i
   1.252 +          , const VertexDescriptor& src
   1.253 +          , const VerticesSizeType& n
   1.254 +        )
   1.255 +          : super_t(i), m_src(src), m_inc(src), m_targ(0), m_n(n)
   1.256 +        {}
   1.257 +
   1.258 +        void increment()
   1.259 +        {
   1.260 +            if (m_targ < m_src)     // first half
   1.261 +            {
   1.262 +                ++this->base_reference();
   1.263 +            }
   1.264 +            else if (m_targ < m_n - 1)
   1.265 +            {                  // second half
   1.266 +                ++m_inc;
   1.267 +                this->base_reference() += m_inc;
   1.268 +            }
   1.269 +            else
   1.270 +            {                  // past-the-end
   1.271 +                this->base_reference() += m_n - m_src;
   1.272 +            }
   1.273 +            ++m_targ;
   1.274 +        }
   1.275 +        
   1.276 +        inline EdgeDescriptor
   1.277 +        dereference() const 
   1.278 +        {
   1.279 +            return EdgeDescriptor(
   1.280 +                get_edge_exists(*this->base(), 0), m_src, m_targ
   1.281 +              , &get_property(*this->base())
   1.282 +            );
   1.283 +        }
   1.284 +        
   1.285 +        VertexDescriptor m_src, m_inc, m_targ;
   1.286 +        VerticesSizeType m_n;
   1.287 +    };
   1.288 +
   1.289 +    //=======================================================================
   1.290 +    // Undirected In Edge Iterator
   1.291 +
   1.292 +    template <
   1.293 +        typename VertexDescriptor, typename MatrixIter
   1.294 +      , typename VerticesSizeType, typename EdgeDescriptor
   1.295 +    >
   1.296 +    struct undir_adj_matrix_in_edge_iter 
   1.297 +      : iterator_adaptor<
   1.298 +            undir_adj_matrix_in_edge_iter<VertexDescriptor, MatrixIter,  VerticesSizeType, EdgeDescriptor>
   1.299 +          , MatrixIter
   1.300 +          , EdgeDescriptor
   1.301 +          , use_default
   1.302 +          , EdgeDescriptor
   1.303 +          , std::ptrdiff_t
   1.304 +        >
   1.305 +    {
   1.306 +        typedef iterator_adaptor<
   1.307 +            undir_adj_matrix_in_edge_iter<VertexDescriptor, MatrixIter,  VerticesSizeType, EdgeDescriptor>
   1.308 +          , MatrixIter
   1.309 +          , EdgeDescriptor
   1.310 +          , use_default
   1.311 +          , EdgeDescriptor
   1.312 +          , std::ptrdiff_t
   1.313 +        > super_t;
   1.314 +        
   1.315 +        undir_adj_matrix_in_edge_iter() { }
   1.316 +        
   1.317 +        undir_adj_matrix_in_edge_iter(
   1.318 +            const MatrixIter& i
   1.319 +          , const VertexDescriptor& src
   1.320 +          , const VerticesSizeType& n
   1.321 +        )
   1.322 +          : super_t(i), m_src(src), m_inc(src), m_targ(0), m_n(n)
   1.323 +        {}
   1.324 +
   1.325 +        void increment()
   1.326 +        {
   1.327 +            if (m_targ < m_src)     // first half
   1.328 +            {
   1.329 +                ++this->base_reference();
   1.330 +            }
   1.331 +            else if (m_targ < m_n - 1)
   1.332 +            {                  // second half
   1.333 +                ++m_inc;
   1.334 +                this->base_reference() += m_inc;
   1.335 +            }
   1.336 +            else
   1.337 +            {                  // past-the-end
   1.338 +                this->base_reference() += m_n - m_src;
   1.339 +            }
   1.340 +            ++m_targ;
   1.341 +        }
   1.342 +        
   1.343 +        inline EdgeDescriptor
   1.344 +        dereference() const 
   1.345 +        {
   1.346 +            return EdgeDescriptor(
   1.347 +                     get_edge_exists(*this->base(), 0), m_targ, m_src
   1.348 +              , &get_property(*this->base())
   1.349 +            );
   1.350 +        }
   1.351 +        
   1.352 +        VertexDescriptor m_src, m_inc, m_targ;
   1.353 +        VerticesSizeType m_n;
   1.354 +    };
   1.355 +
   1.356 +    //=======================================================================
   1.357 +    // Edge Iterator
   1.358 +
   1.359 +    template <typename Directed, typename MatrixIter, 
   1.360 +              typename VerticesSizeType, typename EdgeDescriptor>
   1.361 +    struct adj_matrix_edge_iter
   1.362 +      : iterator_adaptor<
   1.363 +            adj_matrix_edge_iter<Directed, MatrixIter,  VerticesSizeType, EdgeDescriptor>
   1.364 +          , MatrixIter
   1.365 +          , EdgeDescriptor
   1.366 +          , use_default
   1.367 +          , EdgeDescriptor
   1.368 +          , std::ptrdiff_t
   1.369 +        >
   1.370 +    {
   1.371 +        typedef iterator_adaptor<
   1.372 +            adj_matrix_edge_iter<Directed, MatrixIter,  VerticesSizeType, EdgeDescriptor>
   1.373 +          , MatrixIter
   1.374 +          , EdgeDescriptor
   1.375 +          , use_default
   1.376 +          , EdgeDescriptor
   1.377 +          , std::ptrdiff_t
   1.378 +        > super_t;
   1.379 +        
   1.380 +        adj_matrix_edge_iter() { }
   1.381 +        
   1.382 +        adj_matrix_edge_iter(const MatrixIter& i, const MatrixIter& start, const VerticesSizeType& n) 
   1.383 +            : super_t(i), m_start(start), m_src(0), m_targ(0), m_n(n) { }
   1.384 +
   1.385 +        void increment()
   1.386 +        {
   1.387 +            increment_dispatch(this->base_reference(), Directed());
   1.388 +        }
   1.389 +        
   1.390 +        void increment_dispatch(MatrixIter& i, directedS)
   1.391 +        {
   1.392 +            ++i;
   1.393 +            if (m_targ == m_n - 1)
   1.394 +            {
   1.395 +                m_targ = 0;
   1.396 +                ++m_src;
   1.397 +            }
   1.398 +            else
   1.399 +            {
   1.400 +                ++m_targ;
   1.401 +            }
   1.402 +        }
   1.403 +        
   1.404 +        void increment_dispatch(MatrixIter& i, undirectedS)
   1.405 +        {
   1.406 +            ++i;
   1.407 +            if (m_targ == m_src)
   1.408 +            {
   1.409 +                m_targ = 0;
   1.410 +                ++m_src;
   1.411 +            }
   1.412 +            else
   1.413 +            {
   1.414 +                ++m_targ;
   1.415 +            }
   1.416 +        }
   1.417 +
   1.418 +        inline EdgeDescriptor
   1.419 +        dereference() const 
   1.420 +        {
   1.421 +            return EdgeDescriptor(
   1.422 +                get_edge_exists(
   1.423 +                    *this->base(), 0), m_src, m_targ, &get_property(*this->base())
   1.424 +            );
   1.425 +        }
   1.426 +      
   1.427 +        MatrixIter m_start;
   1.428 +        VerticesSizeType m_src, m_targ, m_n;
   1.429 +    };
   1.430 +
   1.431 +  } // namespace detail
   1.432 +
   1.433 +  //=========================================================================
   1.434 +  // Adjacency Matrix Traits
   1.435 +  template <typename Directed = directedS>
   1.436 +  class adjacency_matrix_traits {
   1.437 +    typedef typename Directed::is_directed_t is_directed;
   1.438 +  public:
   1.439 +    // The bidirectionalS tag is not allowed with the adjacency_matrix
   1.440 +    // graph type. Instead, use directedS, which also provides the
   1.441 +    // functionality required for a Bidirectional Graph (in_edges,
   1.442 +    // in_degree, etc.).
   1.443 +#if !defined(_MSC_VER) || _MSC_VER > 1300
   1.444 +    BOOST_STATIC_ASSERT(type_traits::ice_not<(is_same<Directed, bidirectionalS>::value)>::value);
   1.445 +#endif
   1.446 +
   1.447 +    typedef typename boost::ct_if_t<is_directed,
   1.448 +                                    bidirectional_tag, undirected_tag>::type
   1.449 +      directed_category;
   1.450 +    
   1.451 +    typedef disallow_parallel_edge_tag edge_parallel_category;
   1.452 +    
   1.453 +    typedef std::size_t vertex_descriptor;
   1.454 +
   1.455 +    typedef detail::matrix_edge_desc_impl<directed_category,
   1.456 +      vertex_descriptor> edge_descriptor;
   1.457 +  };
   1.458 +
   1.459 +  struct adjacency_matrix_class_tag { };
   1.460 +
   1.461 +  struct adj_matrix_traversal_tag :
   1.462 +    public virtual adjacency_matrix_tag,
   1.463 +    public virtual vertex_list_graph_tag,
   1.464 +    public virtual incidence_graph_tag,
   1.465 +    public virtual adjacency_graph_tag,
   1.466 +    public virtual edge_list_graph_tag { };
   1.467 +  
   1.468 +  //=========================================================================
   1.469 +  // Adjacency Matrix Class
   1.470 +  template <typename Directed = directedS,
   1.471 +            typename VertexProperty = no_property,
   1.472 +            typename EdgeProperty = no_property,
   1.473 +            typename GraphProperty = no_property,
   1.474 +            typename Allocator = std::allocator<bool> >
   1.475 +  class adjacency_matrix {
   1.476 +    typedef adjacency_matrix self;
   1.477 +    typedef adjacency_matrix_traits<Directed> Traits;
   1.478 +    
   1.479 +  public:
   1.480 +#if !defined(BOOST_MSVC) || BOOST_MSVC > 1300
   1.481 +    // The bidirectionalS tag is not allowed with the adjacency_matrix
   1.482 +    // graph type. Instead, use directedS, which also provides the
   1.483 +    // functionality required for a Bidirectional Graph (in_edges,
   1.484 +    // in_degree, etc.).
   1.485 +    BOOST_STATIC_ASSERT(!(is_same<Directed, bidirectionalS>::value));
   1.486 +#endif
   1.487 +
   1.488 +#ifndef BOOST_GRAPH_NO_BUNDLED_PROPERTIES
   1.489 +    typedef typename detail::retag_property_list<vertex_bundle_t, VertexProperty>::type
   1.490 +      vertex_property_type;
   1.491 +    typedef typename detail::retag_property_list<edge_bundle_t, EdgeProperty>::type
   1.492 +      edge_property_type;
   1.493 +      
   1.494 +  private:
   1.495 +    typedef typename detail::retag_property_list<vertex_bundle_t, VertexProperty>::retagged
   1.496 +      maybe_vertex_bundled;
   1.497 +
   1.498 +    typedef typename detail::retag_property_list<edge_bundle_t, EdgeProperty>::retagged
   1.499 +      maybe_edge_bundled;
   1.500 +    
   1.501 +  public:
   1.502 +    // The types that are actually bundled
   1.503 +    typedef typename ct_if<(is_same<maybe_vertex_bundled, no_property>::value),
   1.504 +                           no_vertex_bundle,
   1.505 +                           maybe_vertex_bundled>::type vertex_bundled;
   1.506 +    typedef typename ct_if<(is_same<maybe_edge_bundled, no_property>::value),
   1.507 +                           no_edge_bundle,
   1.508 +                           maybe_edge_bundled>::type edge_bundled;
   1.509 +#else
   1.510 +    typedef EdgeProperty     edge_property_type;
   1.511 +    typedef VertexProperty   vertex_property_type;
   1.512 +    typedef no_vertex_bundle vertex_bundled;
   1.513 +    typedef no_edge_bundle   edge_bundled;
   1.514 +#endif
   1.515 +
   1.516 +  public: // should be private
   1.517 +    typedef typename ct_if_t<typename has_property<edge_property_type>::type,
   1.518 +      std::pair<bool, edge_property_type>, char>::type StoredEdge;
   1.519 +#if (defined(BOOST_MSVC) && BOOST_MSVC <= 1300) || defined(BOOST_NO_STD_ALLOCATOR)
   1.520 +    typedef std::vector<StoredEdge> Matrix;
   1.521 +#else
   1.522 +    // This causes internal compiler error for MSVC
   1.523 +    typedef typename Allocator::template rebind<StoredEdge>::other Alloc;
   1.524 +    typedef std::vector<StoredEdge, Alloc> Matrix;
   1.525 +#endif
   1.526 +    typedef typename Matrix::iterator MatrixIter;
   1.527 +    typedef typename Matrix::size_type size_type;
   1.528 +  public:
   1.529 +    // Graph concept required types
   1.530 +    typedef typename Traits::vertex_descriptor vertex_descriptor;
   1.531 +    typedef typename Traits::edge_descriptor edge_descriptor;
   1.532 +    typedef typename Traits::directed_category directed_category;
   1.533 +    typedef typename Traits::edge_parallel_category edge_parallel_category;
   1.534 +    typedef adj_matrix_traversal_tag traversal_category;
   1.535 +
   1.536 +    static vertex_descriptor null_vertex()
   1.537 +    {
   1.538 +      return (std::numeric_limits<vertex_descriptor>::max)();
   1.539 +    }
   1.540 +      
   1.541 +    //private: if friends worked, these would be private
   1.542 +
   1.543 +    typedef detail::dir_adj_matrix_out_edge_iter<
   1.544 +        vertex_descriptor, MatrixIter, size_type, edge_descriptor
   1.545 +    > DirOutEdgeIter;
   1.546 +
   1.547 +    typedef detail::undir_adj_matrix_out_edge_iter<
   1.548 +        vertex_descriptor, MatrixIter, size_type, edge_descriptor
   1.549 +    > UnDirOutEdgeIter;
   1.550 +
   1.551 +    typedef typename ct_if_t<
   1.552 +        typename Directed::is_directed_t, DirOutEdgeIter, UnDirOutEdgeIter
   1.553 +    >::type unfiltered_out_edge_iter;
   1.554 +
   1.555 +    typedef detail::dir_adj_matrix_in_edge_iter<
   1.556 +        vertex_descriptor, MatrixIter, size_type, edge_descriptor
   1.557 +    > DirInEdgeIter;
   1.558 +
   1.559 +    typedef detail::undir_adj_matrix_in_edge_iter<
   1.560 +        vertex_descriptor, MatrixIter, size_type, edge_descriptor
   1.561 +    > UnDirInEdgeIter;
   1.562 +
   1.563 +    typedef typename ct_if_t<
   1.564 +        typename Directed::is_directed_t, DirInEdgeIter, UnDirInEdgeIter
   1.565 +    >::type unfiltered_in_edge_iter;
   1.566 +    
   1.567 +    typedef detail::adj_matrix_edge_iter<
   1.568 +        Directed, MatrixIter, size_type, edge_descriptor
   1.569 +    > unfiltered_edge_iter;
   1.570 +    
   1.571 +  public:
   1.572 +
   1.573 +    // IncidenceGraph concept required types
   1.574 +    typedef filter_iterator<detail::does_edge_exist, unfiltered_out_edge_iter>
   1.575 +      out_edge_iterator;
   1.576 +
   1.577 +    typedef size_type degree_size_type;
   1.578 +
   1.579 +    // BidirectionalGraph required types
   1.580 +    typedef filter_iterator<detail::does_edge_exist, unfiltered_in_edge_iter>
   1.581 +      in_edge_iterator;
   1.582 +
   1.583 +    // AdjacencyGraph required types
   1.584 +     typedef typename adjacency_iterator_generator<self,
   1.585 +       vertex_descriptor, out_edge_iterator>::type adjacency_iterator;
   1.586 +
   1.587 +    // VertexListGraph required types
   1.588 +    typedef size_type vertices_size_type;
   1.589 +    typedef integer_range<vertex_descriptor> VertexList;
   1.590 +    typedef typename VertexList::iterator vertex_iterator;
   1.591 +
   1.592 +    // EdgeListGraph required types
   1.593 +    typedef size_type edges_size_type;
   1.594 +    typedef filter_iterator<
   1.595 +        detail::does_edge_exist, unfiltered_edge_iter
   1.596 +    > edge_iterator;
   1.597 +
   1.598 +    // PropertyGraph required types
   1.599 +    typedef adjacency_matrix_class_tag graph_tag;
   1.600 +
   1.601 +    // Constructor required by MutableGraph
   1.602 +    adjacency_matrix(vertices_size_type n_vertices) 
   1.603 +      : m_matrix(Directed::is_directed ? 
   1.604 +                 (n_vertices * n_vertices)
   1.605 +                 : (n_vertices * (n_vertices + 1) / 2)),
   1.606 +      m_vertex_set(0, n_vertices),
   1.607 +      m_vertex_properties(n_vertices),
   1.608 +      m_num_edges(0) { }
   1.609 +
   1.610 +#ifndef BOOST_GRAPH_NO_BUNDLED_PROPERTIES
   1.611 +    // Directly access a vertex or edge bundle
   1.612 +    vertex_bundled& operator[](vertex_descriptor v)
   1.613 +    { return get(vertex_bundle, *this)[v]; }
   1.614 +
   1.615 +    const vertex_bundled& operator[](vertex_descriptor v) const
   1.616 +    { return get(vertex_bundle, *this)[v]; }
   1.617 +
   1.618 +    edge_bundled& operator[](edge_descriptor e)
   1.619 +    { return get(edge_bundle, *this)[e]; }
   1.620 +
   1.621 +    const edge_bundled& operator[](edge_descriptor e) const
   1.622 +    { return get(edge_bundle, *this)[e]; }
   1.623 +#endif
   1.624 +    
   1.625 +    //private: if friends worked, these would be private
   1.626 +
   1.627 +    typename Matrix::const_reference
   1.628 +    get_edge(vertex_descriptor u, vertex_descriptor v) const {
   1.629 +      if (Directed::is_directed)
   1.630 +        return m_matrix[u * m_vertex_set.size() + v];
   1.631 +      else {
   1.632 +        if (v > u)
   1.633 +          std::swap(u, v);
   1.634 +        return m_matrix[u * (u + 1)/2 + v];
   1.635 +      }
   1.636 +    }
   1.637 +    typename Matrix::reference
   1.638 +    get_edge(vertex_descriptor u, vertex_descriptor v) {
   1.639 +      if (Directed::is_directed)
   1.640 +        return m_matrix[u * m_vertex_set.size() + v];
   1.641 +      else {
   1.642 +        if (v > u)
   1.643 +          std::swap(u, v);
   1.644 +        return m_matrix[u * (u + 1)/2 + v];
   1.645 +      }
   1.646 +    }
   1.647 +
   1.648 +    Matrix m_matrix;
   1.649 +    VertexList m_vertex_set;
   1.650 +    std::vector<vertex_property_type> m_vertex_properties;
   1.651 +    size_type m_num_edges;
   1.652 +  };
   1.653 +  
   1.654 +  //=========================================================================
   1.655 +  // Functions required by the AdjacencyMatrix concept 
   1.656 +
   1.657 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.658 +  std::pair<typename adjacency_matrix<D,VP,EP,GP,A>::edge_descriptor,
   1.659 +            bool>
   1.660 +  edge(typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor u,
   1.661 +       typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor v,
   1.662 +       const adjacency_matrix<D,VP,EP,GP,A>& g)
   1.663 +  {
   1.664 +    bool exists = detail::get_edge_exists(g.get_edge(u,v), 0);
   1.665 +    typename adjacency_matrix<D,VP,EP,GP,A>::edge_descriptor
   1.666 +      e(exists, u, v, &detail::get_property(g.get_edge(u,v)));
   1.667 +    return std::make_pair(e, exists);
   1.668 +  }
   1.669 +
   1.670 +  //=========================================================================
   1.671 +  // Functions required by the IncidenceGraph concept 
   1.672 +
   1.673 +  // O(1)
   1.674 +  template <typename VP, typename EP, typename GP, typename A>
   1.675 +  std::pair<typename adjacency_matrix<directedS,VP,EP,GP,A>::out_edge_iterator,
   1.676 +            typename adjacency_matrix<directedS,VP,EP,GP,A>::out_edge_iterator>
   1.677 +  out_edges
   1.678 +    (typename adjacency_matrix<directedS,VP,EP,GP,A>::vertex_descriptor u,
   1.679 +     const adjacency_matrix<directedS,VP,EP,GP,A>& g_)
   1.680 +  {
   1.681 +    typedef adjacency_matrix<directedS,VP,EP,GP,A> Graph;
   1.682 +    Graph& g = const_cast<Graph&>(g_);
   1.683 +    typename Graph::vertices_size_type offset = u * g.m_vertex_set.size();
   1.684 +    typename Graph::MatrixIter f = g.m_matrix.begin() + offset;
   1.685 +    typename Graph::MatrixIter l = f + g.m_vertex_set.size();
   1.686 +    typename Graph::unfiltered_out_edge_iter
   1.687 +          first(f, u, g.m_vertex_set.size())
   1.688 +        , last(l, u, g.m_vertex_set.size());
   1.689 +    detail::does_edge_exist pred;
   1.690 +    typedef typename Graph::out_edge_iterator out_edge_iterator;
   1.691 +    return std::make_pair(out_edge_iterator(pred, first, last), 
   1.692 +                          out_edge_iterator(pred, last, last));
   1.693 +  }
   1.694 +
   1.695 +  // O(1)
   1.696 +  template <typename VP, typename EP, typename GP, typename A>
   1.697 +  std::pair<
   1.698 +    typename adjacency_matrix<undirectedS,VP,EP,GP,A>::out_edge_iterator,
   1.699 +    typename adjacency_matrix<undirectedS,VP,EP,GP,A>::out_edge_iterator>
   1.700 +  out_edges
   1.701 +    (typename adjacency_matrix<undirectedS,VP,EP,GP,A>::vertex_descriptor u,
   1.702 +     const adjacency_matrix<undirectedS,VP,EP,GP,A>& g_)
   1.703 +  {
   1.704 +    typedef adjacency_matrix<undirectedS,VP,EP,GP,A> Graph;
   1.705 +    Graph& g = const_cast<Graph&>(g_);
   1.706 +    typename Graph::vertices_size_type offset = u * (u + 1) / 2;
   1.707 +    typename Graph::MatrixIter f = g.m_matrix.begin() + offset;
   1.708 +    typename Graph::MatrixIter l = g.m_matrix.end();
   1.709 +
   1.710 +    typename Graph::unfiltered_out_edge_iter
   1.711 +        first(f, u, g.m_vertex_set.size())
   1.712 +      , last(l, u, g.m_vertex_set.size());
   1.713 +    
   1.714 +    detail::does_edge_exist pred;
   1.715 +    typedef typename Graph::out_edge_iterator out_edge_iterator;
   1.716 +    return std::make_pair(out_edge_iterator(pred, first, last), 
   1.717 +                          out_edge_iterator(pred, last, last));
   1.718 +  }
   1.719 +  
   1.720 +  // O(N)
   1.721 +  template <typename D, typename VP, typename EP, typename GP, typename A>  
   1.722 +  typename adjacency_matrix<D,VP,EP,GP,A>::degree_size_type
   1.723 +  out_degree(typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor u,
   1.724 +             const adjacency_matrix<D,VP,EP,GP,A>& g)
   1.725 +  {
   1.726 +    typename adjacency_matrix<D,VP,EP,GP,A>::degree_size_type n = 0;
   1.727 +    typename adjacency_matrix<D,VP,EP,GP,A>::out_edge_iterator f, l;
   1.728 +    for (tie(f, l) = out_edges(u, g); f != l; ++f)
   1.729 +      ++n;
   1.730 +    return n;
   1.731 +  }
   1.732 +
   1.733 +  // O(1)
   1.734 +  template <typename D, typename VP, typename EP, typename GP, typename A,
   1.735 +    typename Dir, typename Vertex>  
   1.736 +  typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor
   1.737 +  source(const detail::matrix_edge_desc_impl<Dir,Vertex>& e,
   1.738 +         const adjacency_matrix<D,VP,EP,GP,A>&)
   1.739 +  {
   1.740 +    return e.m_source;
   1.741 +  }
   1.742 +
   1.743 +  // O(1)
   1.744 +  template <typename D, typename VP, typename EP, typename GP, typename A,
   1.745 +    typename Dir, typename Vertex>  
   1.746 +  typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor
   1.747 +  target(const detail::matrix_edge_desc_impl<Dir,Vertex>& e,
   1.748 +         const adjacency_matrix<D,VP,EP,GP,A>&)
   1.749 +  {
   1.750 +    return e.m_target;
   1.751 +  }
   1.752 +
   1.753 +  //=========================================================================
   1.754 +  // Functions required by the BidirectionalGraph concept 
   1.755 +
   1.756 +  // O(1)
   1.757 +  template <typename VP, typename EP, typename GP, typename A>
   1.758 +  std::pair<typename adjacency_matrix<directedS,VP,EP,GP,A>::in_edge_iterator,
   1.759 +            typename adjacency_matrix<directedS,VP,EP,GP,A>::in_edge_iterator>
   1.760 +  in_edges
   1.761 +    (typename adjacency_matrix<directedS,VP,EP,GP,A>::vertex_descriptor u,
   1.762 +     const adjacency_matrix<directedS,VP,EP,GP,A>& g_)
   1.763 +  {
   1.764 +    typedef adjacency_matrix<directedS,VP,EP,GP,A> Graph;
   1.765 +    Graph& g = const_cast<Graph&>(g_);
   1.766 +    typename Graph::MatrixIter f = g.m_matrix.begin() + u;
   1.767 +    typename Graph::MatrixIter l = g.m_matrix.end();
   1.768 +    typename Graph::unfiltered_in_edge_iter
   1.769 +        first(f, l, u, g.m_vertex_set.size())
   1.770 +      , last(l, l, u, g.m_vertex_set.size());
   1.771 +    detail::does_edge_exist pred;
   1.772 +    typedef typename Graph::in_edge_iterator in_edge_iterator;
   1.773 +    return std::make_pair(in_edge_iterator(pred, first, last), 
   1.774 +                          in_edge_iterator(pred, last, last));
   1.775 +  }
   1.776 +
   1.777 +  // O(1)
   1.778 +  template <typename VP, typename EP, typename GP, typename A>
   1.779 +  std::pair<
   1.780 +    typename adjacency_matrix<undirectedS,VP,EP,GP,A>::in_edge_iterator,
   1.781 +    typename adjacency_matrix<undirectedS,VP,EP,GP,A>::in_edge_iterator>
   1.782 +  in_edges
   1.783 +    (typename adjacency_matrix<undirectedS,VP,EP,GP,A>::vertex_descriptor u,
   1.784 +     const adjacency_matrix<undirectedS,VP,EP,GP,A>& g_)
   1.785 +  {
   1.786 +    typedef adjacency_matrix<undirectedS,VP,EP,GP,A> Graph;
   1.787 +    Graph& g = const_cast<Graph&>(g_);
   1.788 +    typename Graph::vertices_size_type offset = u * (u + 1) / 2;
   1.789 +    typename Graph::MatrixIter f = g.m_matrix.begin() + offset;
   1.790 +    typename Graph::MatrixIter l = g.m_matrix.end();
   1.791 +
   1.792 +    typename Graph::unfiltered_in_edge_iter
   1.793 +        first(f, u, g.m_vertex_set.size())
   1.794 +      , last(l, u, g.m_vertex_set.size());
   1.795 +    
   1.796 +    detail::does_edge_exist pred;
   1.797 +    typedef typename Graph::in_edge_iterator in_edge_iterator;
   1.798 +    return std::make_pair(in_edge_iterator(pred, first, last), 
   1.799 +                          in_edge_iterator(pred, last, last));
   1.800 +  }
   1.801 +  
   1.802 +  // O(N)
   1.803 +  template <typename D, typename VP, typename EP, typename GP, typename A>  
   1.804 +  typename adjacency_matrix<D,VP,EP,GP,A>::degree_size_type
   1.805 +  in_degree(typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor u,
   1.806 +             const adjacency_matrix<D,VP,EP,GP,A>& g)
   1.807 +  {
   1.808 +    typename adjacency_matrix<D,VP,EP,GP,A>::degree_size_type n = 0;
   1.809 +    typename adjacency_matrix<D,VP,EP,GP,A>::in_edge_iterator f, l;
   1.810 +    for (tie(f, l) = in_edges(u, g); f != l; ++f)
   1.811 +      ++n;
   1.812 +    return n;
   1.813 +  }
   1.814 +
   1.815 +  //=========================================================================
   1.816 +  // Functions required by the AdjacencyGraph concept 
   1.817 +
   1.818 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.819 +  std::pair<typename adjacency_matrix<D,VP,EP,GP,A>::adjacency_iterator,
   1.820 +            typename adjacency_matrix<D,VP,EP,GP,A>::adjacency_iterator>
   1.821 +  adjacent_vertices
   1.822 +    (typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor u,
   1.823 +     const adjacency_matrix<D,VP,EP,GP,A>& g_)
   1.824 +  {
   1.825 +      typedef adjacency_matrix<D,VP,EP,GP,A> Graph;
   1.826 +      const Graph& cg = static_cast<const Graph&>(g_);
   1.827 +      Graph& g = const_cast<Graph&>(cg);
   1.828 +      typedef typename Graph::adjacency_iterator adjacency_iterator;
   1.829 +      typename Graph::out_edge_iterator first, last;
   1.830 +      boost::tie(first, last) = out_edges(u, g);
   1.831 +      return std::make_pair(adjacency_iterator(first, &g),
   1.832 +                            adjacency_iterator(last, &g));
   1.833 +  }
   1.834 +
   1.835 +  //=========================================================================
   1.836 +  // Functions required by the VertexListGraph concept 
   1.837 +
   1.838 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.839 +  std::pair<typename adjacency_matrix<D,VP,EP,GP,A>::vertex_iterator,
   1.840 +            typename adjacency_matrix<D,VP,EP,GP,A>::vertex_iterator>
   1.841 +  vertices(const adjacency_matrix<D,VP,EP,GP,A>& g_) {
   1.842 +    typedef adjacency_matrix<D,VP,EP,GP,A> Graph;
   1.843 +    Graph& g = const_cast<Graph&>(g_);
   1.844 +    return std::make_pair(g.m_vertex_set.begin(), g.m_vertex_set.end());
   1.845 +  }
   1.846 +
   1.847 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.848 +  typename adjacency_matrix<D,VP,EP,GP,A>::vertices_size_type
   1.849 +  num_vertices(const adjacency_matrix<D,VP,EP,GP,A>& g) {
   1.850 +    return g.m_vertex_set.size();
   1.851 +  }
   1.852 +  
   1.853 +  //=========================================================================
   1.854 +  // Functions required by the EdgeListGraph concept 
   1.855 +  
   1.856 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.857 +  std::pair<typename adjacency_matrix<D,VP,EP,GP,A>::edge_iterator,
   1.858 +            typename adjacency_matrix<D,VP,EP,GP,A>::edge_iterator>
   1.859 +  edges(const adjacency_matrix<D,VP,EP,GP,A>& g_)
   1.860 +  {
   1.861 +    typedef adjacency_matrix<D,VP,EP,GP,A> Graph;
   1.862 +    Graph& g = const_cast<Graph&>(g_);
   1.863 +    
   1.864 +    typename Graph::unfiltered_edge_iter
   1.865 +      first(g.m_matrix.begin(), g.m_matrix.begin(), 
   1.866 +                                    g.m_vertex_set.size()),
   1.867 +      last(g.m_matrix.end(), g.m_matrix.begin(), 
   1.868 +                                    g.m_vertex_set.size());
   1.869 +    detail::does_edge_exist pred;
   1.870 +    typedef typename Graph::edge_iterator edge_iterator;
   1.871 +    return std::make_pair(edge_iterator(pred, first, last),
   1.872 +                          edge_iterator(pred, last, last));
   1.873 +  }
   1.874 +
   1.875 +  // O(1)
   1.876 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.877 +  typename adjacency_matrix<D,VP,EP,GP,A>::edges_size_type
   1.878 +  num_edges(const adjacency_matrix<D,VP,EP,GP,A>& g)
   1.879 +  {
   1.880 +    return g.m_num_edges;
   1.881 +  }
   1.882 +  
   1.883 +  //=========================================================================
   1.884 +  // Functions required by the MutableGraph concept 
   1.885 +
   1.886 +  // O(1)
   1.887 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.888 +  std::pair<typename adjacency_matrix<D,VP,EP,GP,A>::edge_descriptor, bool>
   1.889 +  add_edge(typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor u,
   1.890 +           typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor v,
   1.891 +           const EP& ep,
   1.892 +           adjacency_matrix<D,VP,EP,GP,A>& g)
   1.893 +  {
   1.894 +    typedef typename adjacency_matrix<D,VP,EP,GP,A>::edge_descriptor 
   1.895 +      edge_descriptor;
   1.896 +    if (detail::get_edge_exists(g.get_edge(u,v), 0) == false) {
   1.897 +      ++(g.m_num_edges);
   1.898 +      detail::set_property(g.get_edge(u,v), ep, 0);
   1.899 +      detail::set_edge_exists(g.get_edge(u,v), true, 0);
   1.900 +      return std::make_pair
   1.901 +        (edge_descriptor(true, u, v, &detail::get_property(g.get_edge(u,v))), 
   1.902 +         true);
   1.903 +    } else
   1.904 +      return std::make_pair
   1.905 +        (edge_descriptor(true, u, v, &detail::get_property(g.get_edge(u,v))),
   1.906 +         false);
   1.907 +  }
   1.908 +  // O(1)
   1.909 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.910 +  std::pair<typename adjacency_matrix<D,VP,EP,GP,A>::edge_descriptor, bool>
   1.911 +  add_edge(typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor u,
   1.912 +           typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor v,
   1.913 +           adjacency_matrix<D,VP,EP,GP,A>& g)
   1.914 +  {
   1.915 +    EP ep;
   1.916 +    return add_edge(u, v, ep, g);
   1.917 +  }
   1.918 +
   1.919 +  // O(1)  
   1.920 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.921 +  void
   1.922 +  remove_edge(typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor u,
   1.923 +              typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor v,
   1.924 +              adjacency_matrix<D,VP,EP,GP,A>& g)
   1.925 +  {
   1.926 +    --(g.m_num_edges);
   1.927 +    detail::set_edge_exists(g.get_edge(u,v), false, 0);
   1.928 +  }
   1.929 +
   1.930 +  // O(1)
   1.931 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.932 +  void
   1.933 +  remove_edge(typename adjacency_matrix<D,VP,EP,GP,A>::edge_descriptor e,
   1.934 +              adjacency_matrix<D,VP,EP,GP,A>& g)
   1.935 +  {
   1.936 +    remove_edge(source(e, g), target(e, g), g);
   1.937 +  }
   1.938 +
   1.939 +  
   1.940 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.941 +  inline typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor
   1.942 +  add_vertex(adjacency_matrix<D,VP,EP,GP,A>& g) {
   1.943 +    // UNDER CONSTRUCTION
   1.944 +    assert(false);
   1.945 +    return *vertices(g).first;
   1.946 +  }
   1.947 +
   1.948 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.949 +  inline typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor
   1.950 +  add_vertex(const VP& vp, adjacency_matrix<D,VP,EP,GP,A>& g) {
   1.951 +    // UNDER CONSTRUCTION
   1.952 +    assert(false);
   1.953 +    return *vertices(g).first;
   1.954 +  }
   1.955 +
   1.956 +  template <typename D, typename VP, typename EP, typename GP, typename A>
   1.957 +  inline void
   1.958 +  remove_vertex(typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor u,
   1.959 +                adjacency_matrix<D,VP,EP,GP,A>& g)
   1.960 +  {
   1.961 +    // UNDER CONSTRUCTION
   1.962 +    assert(false);
   1.963 +  }
   1.964 +
   1.965 +  // O(V)
   1.966 +  template <typename VP, typename EP, typename GP, typename A>
   1.967 +  void
   1.968 +  clear_vertex
   1.969 +    (typename adjacency_matrix<directedS,VP,EP,GP,A>::vertex_descriptor u,
   1.970 +     adjacency_matrix<directedS,VP,EP,GP,A>& g)
   1.971 +  {
   1.972 +    typename adjacency_matrix<directedS,VP,EP,GP,A>::vertex_iterator 
   1.973 +      vi, vi_end;
   1.974 +    for (tie(vi, vi_end) = vertices(g); vi != vi_end; ++vi)
   1.975 +      remove_edge(u, *vi, g);
   1.976 +    for (tie(vi, vi_end) = vertices(g); vi != vi_end; ++vi)
   1.977 +      remove_edge(*vi, u, g);
   1.978 +  }
   1.979 +
   1.980 +  // O(V)
   1.981 +  template <typename VP, typename EP, typename GP, typename A>
   1.982 +  void
   1.983 +  clear_vertex
   1.984 +    (typename adjacency_matrix<undirectedS,VP,EP,GP,A>::vertex_descriptor u,
   1.985 +     adjacency_matrix<undirectedS,VP,EP,GP,A>& g)
   1.986 +  {
   1.987 +    typename adjacency_matrix<undirectedS,VP,EP,GP,A>::vertex_iterator
   1.988 +      vi, vi_end;
   1.989 +    for (tie(vi, vi_end) = vertices(g); vi != vi_end; ++vi)
   1.990 +      remove_edge(u, *vi, g);
   1.991 +  }
   1.992 +
   1.993 +  //=========================================================================
   1.994 +  // Vertex Property Map
   1.995 +  
   1.996 +  template <typename GraphPtr, typename Vertex, typename T, typename R, 
   1.997 +    typename Tag> 
   1.998 +  class adj_matrix_vertex_property_map 
   1.999 +    : public put_get_helper<R,
  1.1000 +         adj_matrix_vertex_property_map<GraphPtr, Vertex, T, R, Tag> >
  1.1001 +  {
  1.1002 +  public:
  1.1003 +    typedef T value_type;
  1.1004 +    typedef R reference;
  1.1005 +    typedef Vertex key_type;
  1.1006 +    typedef boost::lvalue_property_map_tag category;
  1.1007 +    adj_matrix_vertex_property_map() { }
  1.1008 +    adj_matrix_vertex_property_map(GraphPtr g) : m_g(g) { }
  1.1009 +    inline reference operator[](key_type v) const {
  1.1010 +      return get_property_value(m_g->m_vertex_properties[v], Tag());
  1.1011 +    }
  1.1012 +    GraphPtr m_g;
  1.1013 +  };
  1.1014 +
  1.1015 +  template <class Property, class Vertex>
  1.1016 +  struct adj_matrix_vertex_id_map
  1.1017 +    : public boost::put_get_helper<Vertex,
  1.1018 +        adj_matrix_vertex_id_map<Property, Vertex> >
  1.1019 +  {
  1.1020 +    typedef Vertex value_type;
  1.1021 +    typedef Vertex reference;
  1.1022 +    typedef Vertex key_type;
  1.1023 +    typedef boost::readable_property_map_tag category;
  1.1024 +     adj_matrix_vertex_id_map() { }
  1.1025 +    template <class Graph>
  1.1026 +    inline adj_matrix_vertex_id_map(const Graph&) { }
  1.1027 +    inline value_type operator[](key_type v) const { return v; }
  1.1028 +  };
  1.1029 +
  1.1030 +  namespace detail {
  1.1031 +
  1.1032 +    struct adj_matrix_any_vertex_pa {
  1.1033 +      template <class Tag, class Graph, class Property>
  1.1034 +      struct bind_ {
  1.1035 +        typedef typename property_value<Property,Tag>::type Value;
  1.1036 +        typedef typename boost::graph_traits<Graph>::vertex_descriptor Vertex;
  1.1037 +        
  1.1038 +        typedef adj_matrix_vertex_property_map<Graph*, Vertex, Value, Value&,
  1.1039 +          Tag> type;
  1.1040 +        typedef adj_matrix_vertex_property_map<const Graph*, Vertex, Value, 
  1.1041 +          const Value&, Tag> const_type;
  1.1042 +      };
  1.1043 +    };
  1.1044 +    struct adj_matrix_id_vertex_pa {
  1.1045 +      template <class Tag, class Graph, class Property>
  1.1046 +      struct bind_ {
  1.1047 +        typedef typename Graph::vertex_descriptor Vertex;
  1.1048 +        typedef adj_matrix_vertex_id_map<Property, Vertex> type;
  1.1049 +        typedef adj_matrix_vertex_id_map<Property, Vertex> const_type;
  1.1050 +      };
  1.1051 +    };
  1.1052 +
  1.1053 +    template <class Tag>
  1.1054 +    struct adj_matrix_choose_vertex_pa_helper {
  1.1055 +      typedef adj_matrix_any_vertex_pa type;
  1.1056 +    };
  1.1057 +    template <>
  1.1058 +    struct adj_matrix_choose_vertex_pa_helper<vertex_index_t> {
  1.1059 +      typedef adj_matrix_id_vertex_pa type;
  1.1060 +    };
  1.1061 +
  1.1062 +    template <class Tag, class Graph, class Property>
  1.1063 +    struct adj_matrix_choose_vertex_pa {
  1.1064 +      typedef typename adj_matrix_choose_vertex_pa_helper<Tag>::type Helper;
  1.1065 +      typedef typename Helper::template bind_<Tag,Graph,Property> Bind;
  1.1066 +      typedef typename Bind::type type;
  1.1067 +      typedef typename Bind::const_type const_type;
  1.1068 +    };
  1.1069 +
  1.1070 +    struct adj_matrix_vertex_property_selector {
  1.1071 +      template <class Graph, class Property, class Tag>
  1.1072 +      struct bind_ {
  1.1073 +        typedef adj_matrix_choose_vertex_pa<Tag,Graph,Property> Choice;
  1.1074 +        typedef typename Choice::type type;
  1.1075 +        typedef typename Choice::const_type const_type;
  1.1076 +      };
  1.1077 +    };
  1.1078 +
  1.1079 +  } // namespace detail
  1.1080 +
  1.1081 +  template <>
  1.1082 +  struct vertex_property_selector<adjacency_matrix_class_tag> {
  1.1083 +    typedef detail::adj_matrix_vertex_property_selector type;
  1.1084 +  };
  1.1085 +  
  1.1086 +  //=========================================================================
  1.1087 +  // Edge Property Map
  1.1088 +
  1.1089 +
  1.1090 +  template <typename Directed, typename Property, typename Vertex, 
  1.1091 +    typename T, typename R, typename Tag> 
  1.1092 +  class adj_matrix_edge_property_map 
  1.1093 +    : public put_get_helper<R,
  1.1094 +         adj_matrix_edge_property_map<Directed, Property, Vertex, T, R, Tag> >
  1.1095 +  {
  1.1096 +  public:
  1.1097 +    typedef T value_type;
  1.1098 +    typedef R reference;
  1.1099 +    typedef detail::matrix_edge_desc_impl<Directed, Vertex> key_type;
  1.1100 +    typedef boost::lvalue_property_map_tag category;
  1.1101 +    inline reference operator[](key_type e) const {
  1.1102 +      Property& p = *(Property*)e.get_property();
  1.1103 +      return get_property_value(p, Tag());
  1.1104 +    }
  1.1105 +  };
  1.1106 +  struct adj_matrix_edge_property_selector {
  1.1107 +    template <class Graph, class Property, class Tag>
  1.1108 +    struct bind_ {
  1.1109 +      typedef typename property_value<Property,Tag>::type T;
  1.1110 +      typedef typename Graph::vertex_descriptor Vertex;
  1.1111 +      typedef adj_matrix_edge_property_map<typename Graph::directed_category,
  1.1112 +        Property, Vertex, T, T&, Tag> type;
  1.1113 +      typedef adj_matrix_edge_property_map<typename Graph::directed_category,
  1.1114 +        Property, Vertex, T, const T&, Tag> const_type;
  1.1115 +    };
  1.1116 +  };
  1.1117 +  template <>
  1.1118 +  struct edge_property_selector<adjacency_matrix_class_tag> {
  1.1119 +    typedef adj_matrix_edge_property_selector type;
  1.1120 +  };
  1.1121 +
  1.1122 +  //=========================================================================
  1.1123 +  // Functions required by PropertyGraph
  1.1124 +
  1.1125 +  namespace detail {
  1.1126 +
  1.1127 +    template <typename Property, typename D, typename VP, typename EP, 
  1.1128 +              typename GP, typename A>
  1.1129 +    typename boost::property_map<adjacency_matrix<D,VP,EP,GP,A>, 
  1.1130 +      Property>::type
  1.1131 +    get_dispatch(adjacency_matrix<D,VP,EP,GP,A>& g, Property,
  1.1132 +                 vertex_property_tag)
  1.1133 +    {
  1.1134 +      typedef adjacency_matrix<D,VP,EP,GP,A> Graph;
  1.1135 +      typedef typename boost::property_map<adjacency_matrix<D,VP,EP,GP,A>, 
  1.1136 +        Property>::type PA;
  1.1137 +      return PA(&g);
  1.1138 +    }
  1.1139 +    template <typename Property, typename D, typename VP, typename EP, 
  1.1140 +              typename GP, typename A>
  1.1141 +    typename boost::property_map<adjacency_matrix<D,VP,EP,GP,A>, 
  1.1142 +      Property>::type
  1.1143 +    get_dispatch(adjacency_matrix<D,VP,EP,GP,A>&, Property,
  1.1144 +                 edge_property_tag)
  1.1145 +    {
  1.1146 +      typedef typename boost::property_map<adjacency_matrix<D,VP,EP,GP,A>, 
  1.1147 +        Property>::type PA;
  1.1148 +      return PA();
  1.1149 +    }
  1.1150 +    template <typename Property, typename D, typename VP, typename EP, 
  1.1151 +              typename GP, typename A>
  1.1152 +    typename boost::property_map<adjacency_matrix<D,VP,EP,GP,A>, 
  1.1153 +      Property>::const_type
  1.1154 +    get_dispatch(const adjacency_matrix<D,VP,EP,GP,A>& g, Property,
  1.1155 +                 vertex_property_tag)
  1.1156 +    {
  1.1157 +      typedef adjacency_matrix<D,VP,EP,GP,A> Graph;
  1.1158 +      typedef typename boost::property_map<adjacency_matrix<D,VP,EP,GP,A>, 
  1.1159 +        Property>::const_type PA;
  1.1160 +      return PA(&g);
  1.1161 +    }
  1.1162 +    template <typename Property, typename D, typename VP, typename EP, 
  1.1163 +              typename GP, typename A>
  1.1164 +    typename boost::property_map<adjacency_matrix<D,VP,EP,GP,A>, 
  1.1165 +      Property>::const_type
  1.1166 +    get_dispatch(const adjacency_matrix<D,VP,EP,GP,A>&, Property,
  1.1167 +                 edge_property_tag)
  1.1168 +    {
  1.1169 +      typedef typename boost::property_map<adjacency_matrix<D,VP,EP,GP,A>, 
  1.1170 +        Property>::const_type PA;
  1.1171 +      return PA();
  1.1172 +    }
  1.1173 +
  1.1174 +  } // namespace detail
  1.1175 +
  1.1176 +  template <typename Property, typename D, typename VP, typename EP, 
  1.1177 +            typename GP, typename A>
  1.1178 +  inline
  1.1179 +  typename property_map<adjacency_matrix<D,VP,EP,GP,A>, Property>::type
  1.1180 +  get(Property p, adjacency_matrix<D,VP,EP,GP,A>& g)
  1.1181 +  {
  1.1182 +    typedef typename property_kind<Property>::type Kind;
  1.1183 +    return detail::get_dispatch(g, p, Kind());
  1.1184 +  }
  1.1185 +
  1.1186 +  template <typename Property, typename D, typename VP, typename EP, 
  1.1187 +            typename GP, typename A>
  1.1188 +  inline
  1.1189 +  typename property_map<adjacency_matrix<D,VP,EP,GP,A>, Property>::const_type
  1.1190 +  get(Property p, const adjacency_matrix<D,VP,EP,GP,A>& g)
  1.1191 +  {
  1.1192 +    typedef typename property_kind<Property>::type Kind;
  1.1193 +    return detail::get_dispatch(g, p, Kind());
  1.1194 +  }
  1.1195 +
  1.1196 +  template <typename Property, typename D, typename VP, typename EP, 
  1.1197 +            typename GP, typename A, typename Key>
  1.1198 +  inline
  1.1199 +  typename property_traits<
  1.1200 +    typename property_map<adjacency_matrix<D,VP,EP,GP,A>, Property>::const_type
  1.1201 +  >::value_type
  1.1202 +  get(Property p, const adjacency_matrix<D,VP,EP,GP,A>& g,
  1.1203 +      const Key& key)
  1.1204 +  {
  1.1205 +    return get(get(p, g), key);
  1.1206 +  }
  1.1207 +
  1.1208 +  template <typename Property, typename D, typename VP, typename EP, 
  1.1209 +            typename GP, typename A, typename Key, typename Value>
  1.1210 +  inline void
  1.1211 +  put(Property p, adjacency_matrix<D,VP,EP,GP,A>& g,
  1.1212 +      const Key& key, const Value& value)
  1.1213 +  {
  1.1214 +    typedef adjacency_matrix<D,VP,EP,GP,A> Graph;
  1.1215 +    typedef typename boost::property_map<Graph, Property>::type Map;
  1.1216 +    Map pmap = get(p, g);
  1.1217 +    put(pmap, key, value);
  1.1218 +  }
  1.1219 +  
  1.1220 +  //=========================================================================
  1.1221 +  // Other Functions
  1.1222 +
  1.1223 +  template <typename D, typename VP, typename EP, typename GP, typename A>  
  1.1224 +  typename adjacency_matrix<D,VP,EP,GP,A>::vertex_descriptor
  1.1225 +  vertex(typename adjacency_matrix<D,VP,EP,GP,A>::vertices_size_type n,
  1.1226 +         const adjacency_matrix<D,VP,EP,GP,A>& g)
  1.1227 +  {
  1.1228 +    return n;
  1.1229 +  }
  1.1230 +
  1.1231 +  // Support for bundled properties
  1.1232 +#ifndef BOOST_GRAPH_NO_BUNDLED_PROPERTIES
  1.1233 +  template <typename Directed, typename VertexProperty, typename EdgeProperty, typename GraphProperty,
  1.1234 +            typename Allocator, typename T, typename Bundle>
  1.1235 +  inline
  1.1236 +  typename property_map<adjacency_matrix<Directed, VertexProperty, EdgeProperty, GraphProperty, Allocator>,
  1.1237 +                        T Bundle::*>::type
  1.1238 +  get(T Bundle::* p, adjacency_matrix<Directed, VertexProperty, EdgeProperty, GraphProperty, Allocator>& g)
  1.1239 +  {
  1.1240 +    typedef typename property_map<adjacency_matrix<Directed, VertexProperty, EdgeProperty, GraphProperty, Allocator>,
  1.1241 +                                  T Bundle::*>::type
  1.1242 +      result_type;
  1.1243 +    return result_type(&g, p);
  1.1244 +  }
  1.1245 +
  1.1246 +  template <typename Directed, typename VertexProperty, typename EdgeProperty, typename GraphProperty,
  1.1247 +            typename Allocator, typename T, typename Bundle>
  1.1248 +  inline
  1.1249 +  typename property_map<adjacency_matrix<Directed, VertexProperty, EdgeProperty, GraphProperty, Allocator>,
  1.1250 +                        T Bundle::*>::const_type
  1.1251 +  get(T Bundle::* p, adjacency_matrix<Directed, VertexProperty, EdgeProperty, GraphProperty, Allocator> const & g)
  1.1252 +  {
  1.1253 +    typedef typename property_map<adjacency_matrix<Directed, VertexProperty, EdgeProperty, GraphProperty, Allocator>,
  1.1254 +                                  T Bundle::*>::const_type
  1.1255 +      result_type;
  1.1256 +    return result_type(&g, p);
  1.1257 +  }
  1.1258 +    
  1.1259 +  template <typename Directed, typename VertexProperty, typename EdgeProperty, typename GraphProperty,
  1.1260 +            typename Allocator, typename T, typename Bundle, typename Key>
  1.1261 +  inline T
  1.1262 +  get(T Bundle::* p, adjacency_matrix<Directed, VertexProperty, EdgeProperty, GraphProperty, Allocator> const & g,
  1.1263 +      const Key& key)
  1.1264 +  {
  1.1265 +    return get(get(p, g), key);
  1.1266 +  }
  1.1267 +
  1.1268 +  template <typename Directed, typename VertexProperty, typename EdgeProperty, typename GraphProperty,
  1.1269 +            typename Allocator, typename T, typename Bundle, typename Key>
  1.1270 +  inline void
  1.1271 +  put(T Bundle::* p, adjacency_matrix<Directed, VertexProperty, EdgeProperty, GraphProperty, Allocator>& g,
  1.1272 +      const Key& key, const T& value)
  1.1273 +  {
  1.1274 +    put(get(p, g), key, value);
  1.1275 +  }
  1.1276 +
  1.1277 +#endif
  1.1278 +
  1.1279 +} // namespace boost
  1.1280 +
  1.1281 +#endif // BOOST_ADJACENCY_MATRIX_HPP