void test_list(ostream& out) { LS ls; ls << "one" << "two" << "three" << "four"; // insert before 'three' LS::iterator li = find(ls.begin(), ls.end(),"three"); ls.insert(li,"three-half"); out << ls << endl; ls.remove("two"); out << ls << endl; LD ld; double d[] = {2.2, 5.3, 6.7, 4.1}; copy(d,d+4,back_inserter(ld)); LD::iterator di; for(di = ld.begin(); di != ld.end(); ++di) out << *di << ' '; out << endl; while (ld.size() > 0) { out << ld.back() << ' '; ld.pop_back(); } out << endl; }
void SubscriptionClientTest::receiveSubsription(LS result){ if(result.empty()) return; cout<<" in SubscriptionClientTest::receiveSubsription print result"<<endl; for(LS::iterator iter = result.begin(); iter != result.end(); iter++){ cout<<*iter<<" "<<endl; } cout<<endl; }
void query_path() { float x = ( rand() % 1000 ) / 10.0f; float y = ( rand() % 1000 ) / 10.0f; float w = 20 + ( rand() % 1000 ) / 100.0f; float h = 20 + ( rand() % 1000 ) / 100.0f; search_path.resize(10); float yy = y-h; for ( int i = 0 ; i < 5 ; ++i, yy += h / 2 ) { search_path[2 * i] = P(x-w, yy); search_path[2 * i + 1] = P(x+w, yy); } found_count = query(cont, bgi::detail::path<LS>(search_path, count)); if ( found_count > 0 ) { std::cout << "search path: "; BOOST_FOREACH(P const& p, search_path) bgi::detail::utilities::print_indexable(std::cout, p); std::cout << "\nfound: "; print_result(cont); }
QStringList WQQuiz::multiOptions(int i) { QString *s; QStringList Result; WQListItem li = m_list[i]; typedef QPtrList<QString> LS; LS *ls; ls = new QPtrList<QString>(); int j; if (li.question() == 0) { j = 1; } else { j= 0; } s= new QString(m_table->text(li.oneOp(), j)); if (Prefs::enableBlanks()) { s->remove("["); s->remove("]"); } ls->append(s); s = new QString(m_table->text(li.twoOp(), j)); if (Prefs::enableBlanks()) { s->remove("["); s->remove("]"); } ls->append(s); s = new QString(m_table->text(li.threeOp(), j)); if (Prefs::enableBlanks()) { s->remove("["); s->remove("]"); } ls->append(s); KRandomSequence rs; rs.randomize(ls); while (ls->count()) { Result.append(*ls->first()); ls->removeFirst(); } return Result; }
int main() { typedef boost::chrono::thread_clock clock_t; typedef boost::chrono::duration<float> dur_t; #ifndef BOOST_GEOMETRY_INDEX_BENCHMARK_DEBUG size_t values_count = 1000000; size_t queries_count = 100000; size_t nearest_queries_count = 10000; unsigned neighbours_count = 10; size_t path_queries_count = 2000; size_t path_queries_count2 = 10000; unsigned path_values_count = 10; #else size_t values_count = 1000; size_t queries_count = 1; size_t nearest_queries_count = 1; unsigned neighbours_count = 10; size_t path_queries_count = 1; size_t path_queries_count2 = 1; unsigned path_values_count = 10; #endif float max_val = static_cast<float>(values_count / 2); std::vector< std::pair<float, float> > coords; std::vector<V> values; //randomize values { boost::mt19937 rng; //rng.seed(static_cast<unsigned int>(std::time(0))); boost::uniform_real<float> range(-max_val, max_val); boost::variate_generator<boost::mt19937&, boost::uniform_real<float> > rnd(rng, range); coords.reserve(values_count); std::cout << "randomizing data\n"; for ( size_t i = 0 ; i < values_count ; ++i ) { float x = rnd(); float y = rnd(); coords.push_back(std::make_pair(x, y)); values.push_back(generate_value<V>::apply(x, y)); } std::cout << "randomized\n"; } typedef bgi::rtree<V, bgi::linear<16, 4> > RT; //typedef bgi::rtree<V, bgi::quadratic<16, 4> > RT; //typedef bgi::rtree<V, bgi::rstar<16, 4> > RT; std::cout << "sizeof rtree: " << sizeof(RT) << std::endl; for (;;) { std::vector<V> result; result.reserve(100); B result_one; // packing test { clock_t::time_point start = clock_t::now(); RT t(values.begin(), values.end()); dur_t time = clock_t::now() - start; std::cout << time << " - pack " << values_count << '\n'; { clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < queries_count ; ++i ) { float x = coords[i].first; float y = coords[i].second; result.clear(); t.query(bgi::intersects(B(P(x - 10, y - 10), P(x + 10, y + 10))), std::back_inserter(result)); temp += result.size(); } dur_t time = clock_t::now() - start; std::cout << time << " - query(B) " << queries_count << " found " << temp << '\n'; } } RT t; // inserting test { clock_t::time_point start = clock_t::now(); t.insert(values); dur_t time = clock_t::now() - start; std::cout << time << " - insert " << values_count << '\n'; } { clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < queries_count ; ++i ) { float x = coords[i].first; float y = coords[i].second; result.clear(); t.query(bgi::intersects(B(P(x - 10, y - 10), P(x + 10, y + 10))), std::back_inserter(result)); temp += result.size(); } dur_t time = clock_t::now() - start; std::cout << time << " - query(B) " << queries_count << " found " << temp << '\n'; } #ifdef BOOST_GEOMETRY_INDEX_DETAIL_EXPERIMENTAL { clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < queries_count ; ++i ) { float x = coords[i].first; float y = coords[i].second; result.clear(); std::copy( t.qbegin(bgi::intersects(B(P(x - 10, y - 10), P(x + 10, y + 10)))), t.qend(bgi::intersects(B(P(x - 10, y - 10), P(x + 10, y + 10)))), std::back_inserter(result)); temp += result.size(); } dur_t time = clock_t::now() - start; std::cout << time << " - qbegin(B) qend(B) " << queries_count << " found " << temp << '\n'; } { clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < queries_count ; ++i ) { float x = coords[i].first; float y = coords[i].second; result.clear(); mycopy( t.qbegin(bgi::intersects(B(P(x - 10, y - 10), P(x + 10, y + 10)))), t.qend(), std::back_inserter(result)); temp += result.size(); } dur_t time = clock_t::now() - start; std::cout << time << " - qbegin(B) qend() " << queries_count << " found " << temp << '\n'; } #ifdef BOOST_GEOMETRY_INDEX_DETAIL_ENABLE_TYPE_ERASED_ITERATORS { clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < queries_count ; ++i ) { float x = coords[i].first; float y = coords[i].second; result.clear(); RT::const_query_iterator first = t.qbegin(bgi::intersects(B(P(x - 10, y - 10), P(x + 10, y + 10)))); RT::const_query_iterator last = t.qend(bgi::intersects(B(P(x - 10, y - 10), P(x + 10, y + 10)))); std::copy(first, last, std::back_inserter(result)); temp += result.size(); } dur_t time = clock_t::now() - start; std::cout << time << " - type-erased qbegin(B) qend(B) " << queries_count << " found " << temp << '\n'; } #endif #endif { clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < queries_count / 2 ; ++i ) { float x1 = coords[i].first; float y1 = coords[i].second; float x2 = coords[i+1].first; float y2 = coords[i+1].second; float x3 = coords[i+2].first; float y3 = coords[i+2].second; result.clear(); t.query( bgi::intersects(B(P(x1 - 10, y1 - 10), P(x1 + 10, y1 + 10))) && !bgi::within(B(P(x2 - 10, y2 - 10), P(x2 + 10, y2 + 10))) && !bgi::covered_by(B(P(x3 - 10, y3 - 10), P(x3 + 10, y3 + 10))) , std::back_inserter(result) ); temp += result.size(); } dur_t time = clock_t::now() - start; std::cout << time << " - query(i && !w && !c) " << queries_count << " found " << temp << '\n'; } result.clear(); { clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < nearest_queries_count ; ++i ) { float x = coords[i].first + 100; float y = coords[i].second + 100; result.clear(); temp += t.query(bgi::nearest(P(x, y), neighbours_count), std::back_inserter(result)); } dur_t time = clock_t::now() - start; std::cout << time << " - query(nearest(P, " << neighbours_count << ")) " << nearest_queries_count << " found " << temp << '\n'; } #ifdef BOOST_GEOMETRY_INDEX_DETAIL_EXPERIMENTAL { clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < nearest_queries_count ; ++i ) { float x = coords[i].first + 100; float y = coords[i].second + 100; result.clear(); std::copy( t.qbegin(bgi::nearest(P(x, y), neighbours_count)), t.qend(bgi::nearest(P(x, y), neighbours_count)), std::back_inserter(result)); temp += result.size(); } dur_t time = clock_t::now() - start; std::cout << time << " - qbegin(nearest(P, " << neighbours_count << ")) qend(n) " << nearest_queries_count << " found " << temp << '\n'; } { clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < nearest_queries_count ; ++i ) { float x = coords[i].first + 100; float y = coords[i].second + 100; result.clear(); mycopy( t.qbegin(bgi::nearest(P(x, y), neighbours_count)), t.qend(), std::back_inserter(result)); temp += result.size(); } dur_t time = clock_t::now() - start; std::cout << time << " - qbegin(nearest(P, " << neighbours_count << ")) qend() " << nearest_queries_count << " found " << temp << '\n'; } #ifdef BOOST_GEOMETRY_INDEX_DETAIL_ENABLE_TYPE_ERASED_ITERATORS { clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < nearest_queries_count ; ++i ) { float x = coords[i].first; float y = coords[i].second; result.clear(); RT::const_query_iterator first = t.qbegin(bgi::nearest(P(x, y), neighbours_count)); RT::const_query_iterator last = t.qend(bgi::nearest(P(x, y), neighbours_count)); std::copy(first, last, std::back_inserter(result)); temp += result.size(); } dur_t time = clock_t::now() - start; std::cout << time << " - type-erased qbegin(nearest(P, " << neighbours_count << ")) qend(n) " << nearest_queries_count << " found " << temp << '\n'; } #endif { LS ls; ls.resize(6); clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < path_queries_count ; ++i ) { float x = coords[i].first; float y = coords[i].second; for ( int i = 0 ; i < 3 ; ++i ) { float foo = i*max_val/300; ls[2*i] = P(x, y+foo); ls[2*i+1] = P(x+max_val/100, y+foo); } result.clear(); t.query(bgi::path(ls, path_values_count), std::back_inserter(result)); temp += result.size(); } dur_t time = clock_t::now() - start; std::cout << time << " - query(path(LS6, " << path_values_count << ")) " << path_queries_count << " found " << temp << '\n'; } { LS ls; ls.resize(2); clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < path_queries_count2 ; ++i ) { float x = coords[i].first; float y = coords[i].second; ls[0] = P(x, y); ls[1] = P(x+max_val/100, y+max_val/100); result.clear(); t.query(bgi::path(ls, path_values_count), std::back_inserter(result)); temp += result.size(); } dur_t time = clock_t::now() - start; std::cout << time << " - query(path(LS2, " << path_values_count << ")) " << path_queries_count2 << " found " << temp << '\n'; } { clock_t::time_point start = clock_t::now(); size_t temp = 0; for (size_t i = 0 ; i < path_queries_count2 ; ++i ) { float x = coords[i].first; float y = coords[i].second; S seg(P(x, y), P(x+max_val/100, y+max_val/100)); result.clear(); t.query(bgi::path(seg, path_values_count), std::back_inserter(result)); temp += result.size(); } dur_t time = clock_t::now() - start; std::cout << time << " - query(path(S, " << path_values_count << ")) " << path_queries_count2 << " found " << temp << '\n'; } #endif { clock_t::time_point start = clock_t::now(); for (size_t i = 0 ; i < values_count / 10 ; ++i ) { float x = coords[i].first; float y = coords[i].second; t.remove(generate_value<V>::apply(x, y)); } dur_t time = clock_t::now() - start; std::cout << time << " - remove " << values_count / 10 << '\n'; } std::cout << "------------------------------------------------\n"; } return 0; }