56 lines
1.2 KiB
C++
56 lines
1.2 KiB
C++
/*
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* Copyright (c) 2006 Michael Stevens
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* Use, modification and distribution are subject to the
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* Boost Software License, Version 1.0. (See accompanying file
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* LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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*/
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#include <iostream>
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#include <boost/numeric/ublas/vector_sparse.hpp>
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typedef double Real;
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template <class V>
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void printV(const V& v) {
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std::cout << "size: " << v.size() << " nnz_capacity: " << v.nnz_capacity() << " nnz: " << v.nnz() << std::endl;
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for (typename V::const_iterator i = v.begin(); i != v.end(); i++) {
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std::cout << i.index() << ":" << (*i) << " ";
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}
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std::cout << std::endl;
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}
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template <class V>
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void run_test()
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{
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V v(10);
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v[0] = 1;
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v[5] = 1;
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v[8] = 1;
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v[9] = 1;
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printV(v);
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v.resize(9); printV(v);
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v.resize(12); printV(v);
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v.resize(2); printV(v);
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v.resize(0); printV(v);
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v.resize(5); v[0] = 1; printV(v);
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v.resize(5,false); printV(v);
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}
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int main(int, char **) {
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std::cout << "---- MAPPED ----\n";
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run_test< boost::numeric::ublas::mapped_vector<Real> >();
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std::cout << "---- COMPRESSED ----\n";
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run_test< boost::numeric::ublas::compressed_vector<Real> >();
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std::cout << "---- COORDINATE ----\n";
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run_test< boost::numeric::ublas::coordinate_vector<Real> >();
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return 0;
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}
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