concepts.hpp

support vector clustering for vc++

            // End of range
            const_iterator_type cit_end (v.end ());
            // Size
            n = v.size ();
            // Beginning of reverse range
            const_reverse_iterator_type crit_begin (cv.rbegin ());
            // End of reverse range
            const_reverse_iterator_type crit_end (cv.rend ());
            // Element access
            t = v (i);
            ignore_unused_variable_warning (n);
            ignore_unused_variable_warning (cit);
            ignore_unused_variable_warning (cit_begin);
            ignore_unused_variable_warning (cit_end);
            ignore_unused_variable_warning (crit_begin);
            ignore_unused_variable_warning (crit_end);
            ignore_unused_variable_warning (t);
        }
    };

    template<class VE>
    struct Mutable_VectorExpressionConcept {
        typedef VE vector_expression_type;
        typedef typename VE::size_type size_type;
        typedef typename VE::value_type value_type;
        typedef typename VE::iterator iterator_type;
        typedef typename VE::reverse_iterator reverse_iterator_type;

        void constraints () {
            function_requires< AssignableConcept<vector_expression_type> >();
            function_requires< VectorExpressionConcept<vector_expression_type> >();
            vector_expression_type *vp;
            vector_expression_type v = *vp, v1 = *vp, v2 = *vp;
            size_type i (0);
            value_type t = value_type ();
            // Find (internal?)
            iterator_type it (v.find (i));
            // Beginning of range
            iterator_type it_begin (v.begin ());
            // End of range
            iterator_type it_end (v.end ());
            // Swap
            v1.swap (v2);
            // Beginning of reverse range
            reverse_iterator_type rit_begin (v.rbegin ());
            // End of reverse range
            reverse_iterator_type rit_end (v.rend ());
            // Assignments
            v2 = v1;
            v2.assign (v1);
            v2 += v1;
            v2.plus_assign (v1);
            v2 -= v1;
            v2.minus_assign (v1);
            v *= t;
            ignore_unused_variable_warning (it);
            ignore_unused_variable_warning (it_begin);
            ignore_unused_variable_warning (it_end);
            ignore_unused_variable_warning (rit_begin);
            ignore_unused_variable_warning (rit_end);
        }
    };

    template<class ME>
    struct MatrixExpressionConcept {
        typedef ME matrix_expression_type;
        typedef typename ME::type_category type_category;
        typedef typename ME::size_type size_type;
        typedef typename ME::value_type value_type;
        typedef typename ME::const_iterator1 const_subiterator1_type;
        typedef typename ME::const_iterator2 const_subiterator2_type;
        typedef typename ME::const_reverse_iterator1 const_reverse_subiterator1_type;
        typedef typename ME::const_reverse_iterator2 const_reverse_subiterator2_type;

        void constraints () {
            matrix_expression_type *mp;
            const matrix_expression_type *cmp;
            matrix_expression_type m = *mp;
            const matrix_expression_type cm = *cmp;
            size_type n (0), i (0), j (0);
            value_type t;
            // Find (internal?)
            const_subiterator1_type cit1 (m.find1 (0, i, j));
            const_subiterator2_type cit2 (m.find2 (0, i, j));
            // Beginning of range
            const_subiterator1_type cit1_begin (m.begin1 ());
            const_subiterator2_type cit2_begin (m.begin2 ());
            // End of range
            const_subiterator1_type cit1_end (m.end1 ());
            const_subiterator2_type cit2_end (m.end2 ());
            // Size
            n = m.size1 ();
            n = m.size2 ();
            // Beginning of reverse range
            const_reverse_subiterator1_type crit1_begin (cm.rbegin1 ());
            const_reverse_subiterator2_type crit2_begin (cm.rbegin2 ());
            // End of reverse range
            const_reverse_subiterator1_type crit1_end (cm.rend1 ());
            const_reverse_subiterator2_type crit2_end (cm.rend2 ());
            // Element access
            t = m (i, j);
            ignore_unused_variable_warning (n);
            ignore_unused_variable_warning (cit1);
            ignore_unused_variable_warning (cit2);
            ignore_unused_variable_warning (cit1_begin);
            ignore_unused_variable_warning (cit2_begin);
            ignore_unused_variable_warning (cit1_end);
            ignore_unused_variable_warning (cit2_end);
            ignore_unused_variable_warning (crit1_begin);
            ignore_unused_variable_warning (crit2_begin);
            ignore_unused_variable_warning (crit1_end);
            ignore_unused_variable_warning (crit2_end);
            ignore_unused_variable_warning (t);
        }
    };

    template<class ME>
    struct Mutable_MatrixExpressionConcept {
        typedef ME matrix_expression_type;
        typedef typename ME::size_type size_type;
        typedef typename ME::value_type value_type;
        typedef typename ME::iterator1 subiterator1_type;
        typedef typename ME::iterator2 subiterator2_type;
        typedef typename ME::reverse_iterator1 reverse_subiterator1_type;
        typedef typename ME::reverse_iterator2 reverse_subiterator2_type;

        void constraints () {
            function_requires< AssignableConcept<matrix_expression_type> >();
            function_requires< MatrixExpressionConcept<matrix_expression_type> >();
            matrix_expression_type *mp;
            matrix_expression_type m = *mp, m1 = *mp, m2 = *mp;
            size_type i (0), j (0);
            value_type t = value_type ();
            // Find (internal?)
            subiterator1_type it1 (m.find1 (0, i, j));
            subiterator2_type it2 (m.find2 (0, i, j));
            // Beginning of range
            subiterator1_type it1_begin (m.begin1 ());
            subiterator2_type it2_begin (m.begin2 ());
            // End of range
            subiterator1_type it1_end (m.end1 ());
            subiterator2_type it2_end (m.end2 ());
            // Swap
            m1.swap (m2);
            // Beginning of reverse range
            reverse_subiterator1_type rit1_begin (m.rbegin1 ());
            reverse_subiterator2_type rit2_begin (m.rbegin2 ());
            // End of reverse range
            reverse_subiterator1_type rit1_end (m.rend1 ());
            reverse_subiterator2_type rit2_end (m.rend2 ());
            // Assignments
            m2 = m1;
            m2.assign (m1);
            m2 += m1;
            m2.plus_assign (m1);
            m2 -= m1;
            m2.minus_assign (m1);
            m *= t;
            ignore_unused_variable_warning (it1);
            ignore_unused_variable_warning (it2);
            ignore_unused_variable_warning (it1_begin);
            ignore_unused_variable_warning (it2_begin);
            ignore_unused_variable_warning (it1_end);
            ignore_unused_variable_warning (it2_end);
            ignore_unused_variable_warning (rit1_begin);
            ignore_unused_variable_warning (rit2_begin);
            ignore_unused_variable_warning (rit1_end);
            ignore_unused_variable_warning (rit2_end);
        }
    };

    template<class V>
    struct VectorConcept {
        typedef V vector_type;
        typedef typename V::size_type size_type;
        typedef typename V::value_type value_type;
        typedef const value_type *const_pointer;

        void constraints () {
            function_requires< VectorExpressionConcept<vector_type> >();
            size_type n (0);
            size_type i (0);
            // Sizing constructor
            vector_type v (n);
            // Element support
            const_pointer p = v.find_element (i);

            ignore_unused_variable_warning (p);
        }
    };

    template<class V>
    struct Mutable_VectorConcept {
        typedef V vector_type;
        typedef typename V::size_type size_type;
        typedef typename V::value_type value_type;
        typedef value_type *pointer;

        void constraints () {
            function_requires< VectorConcept<vector_type> >();
            function_requires< Mutable_VectorExpressionConcept<vector_type> >();
            size_type n (0);
            value_type t = value_type ();
            size_type i (0);
            vector_type v;
            // Element support
            pointer p = v.find_element (i);
            // Element assignment
            value_type r = v.insert_element (i, t);
            v.insert_element (i, t) = r;
            // Zeroing
            v.clear ();
            // Resize
            v.resize (n);

            ignore_unused_variable_warning (p);
            ignore_unused_variable_warning (r);
        }
    };

    template<class V>
    struct SparseVectorConcept {
        typedef V vector_type;
        typedef typename V::size_type size_type;

        void constraints () {
            function_requires< VectorConcept<vector_type> >();
        }
    };

    template<class V>
    struct Mutable_SparseVectorConcept {
        typedef V vector_type;
        typedef typename V::size_type size_type;
        typedef typename V::value_type value_type;

        void constraints () {
            function_requires< SparseVectorConcept<vector_type> >();
            function_requires< Mutable_VectorConcept<vector_type> >();
            size_type i (0);
            vector_type v;
            // Element erasure
            v.erase_element (i);
        }
    };

    template<class M>
    struct MatrixConcept {
        typedef M matrix_type;
        typedef typename M::size_type size_type;
        typedef typename M::value_type value_type;
        typedef const value_type *const_pointer;

        void constraints () {
            function_requires< MatrixExpressionConcept<matrix_type> >();
            size_type n (0);
            size_type i (0), j (0);
            // Sizing constructor
            matrix_type m (n, n);
            // Element support
#ifndef SKIP_BAD
            const_pointer p = m.find_element (i, j);
#else
            const_pointer p;
            ignore_unused_variable_warning (i);
            ignore_unused_variable_warning (j);
#endif
            ignore_unused_variable_warning (p);
        }
    };

    template<class M>
    struct Mutable_MatrixConcept {
        typedef M matrix_type;
        typedef typename M::size_type size_type;
        typedef typename M::value_type value_type;
        typedef value_type *pointer;