mas01cr@498: template <class T> class PerTrackAccumulator : public Accumulator {
mas01cr@498: public:
mas01cr@498:   PerTrackAccumulator(unsigned int pointNN, unsigned int trackNN);
mas01cr@498:   ~PerTrackAccumulator();
mas01cr@498:   void add_point(adb_result_t *r);
mas01cr@498:   adb_query_results_t *get_points();
mas01cr@498: private:
mas01cr@498:   unsigned int pointNN;
mas01cr@498:   unsigned int trackNN;
mas01cr@672:   std::map<adb_result_t, std::priority_queue< adb_result_t, std::vector<adb_result_t>, T > *, adb_result_ikey_lt> *queues;
mas01cr@498: };
mas01cr@498: 
mas01cr@498: template <class T> PerTrackAccumulator<T>::PerTrackAccumulator(unsigned int pointNN, unsigned int trackNN)
mas01cr@610:   : pointNN(pointNN), trackNN(trackNN), queues(0) {
mas01cr@672:   queues = new std::map<adb_result_t, std::priority_queue< adb_result_t, std::vector<adb_result_t>, T > *, adb_result_ikey_lt>;
mas01cr@498: }
mas01cr@498: 
mas01cr@498: template <class T> PerTrackAccumulator<T>::~PerTrackAccumulator() {
mas01cr@498:   if(queues) {
mas01cr@672:     typename std::map< adb_result_t, std::priority_queue< adb_result_t, std::vector< adb_result_t >, T > *, adb_result_ikey_lt>::iterator it;
mas01cr@498:     for(it = queues->begin(); it != queues->end(); it++) {
mas01cr@498:       delete (*it).second;
mas01cr@498:     }
mas01cr@498:     delete queues;
mas01cr@498:   }
mas01cr@498: }
mas01cr@498: 
mas01cr@498: template <class T> void PerTrackAccumulator<T>::add_point(adb_result_t *r) {
mas01cr@498:   if(!isnan(r->dist)) {
mas01cr@672:     typename std::map< adb_result_t, std::priority_queue< adb_result_t, std::vector< adb_result_t >, T > *, adb_result_ikey_lt>::iterator it;
mas01cr@610:     std::priority_queue< adb_result_t, std::vector< adb_result_t >, T > *queue;
mas01cr@610:     it = queues->find(*r);
mas01cr@610:     if(it == queues->end()) {
mas01cr@610:       queue = new std::priority_queue< adb_result_t, std::vector< adb_result_t >, T >;
mas01cr@610:       (*queues)[*r] = queue;
mas01cr@610:     } else {
mas01cr@610:       queue = (*it).second;
mas01cr@610:     }
mas01cr@610:     
mas01cr@610:     queue->push(*r);
mas01cr@610:     if(queue->size() > pointNN) {
mas01cr@610:       queue->pop();
mas01cr@498:     }
mas01cr@498:   }
mas01cr@498: }
mas01cr@498: 
mas01cr@498: template <class T> adb_query_results_t *PerTrackAccumulator<T>::get_points() {
mas01cr@672:   typename std::map< adb_result_t, std::vector< adb_result_t >, adb_result_ikey_lt> points;
mas01cr@498:   typename std::priority_queue< adb_result_t, std::vector< adb_result_t >, T> queue;
mas01cr@672:   typename std::map< adb_result_t, std::priority_queue< adb_result_t, std::vector< adb_result_t >, T > *, adb_result_ikey_lt>::iterator it;
mas01cr@498: 
mas01cr@498:   unsigned int size = 0;
mas01cr@498:   for(it = queues->begin(); it != queues->end(); it++) {
mas01cr@498:     unsigned int n = ((*it).second)->size();
mas01cr@498:     std::vector<adb_result_t> v;
mas01cr@498:     adb_result_t r;
mas01cr@498:     double dist = 0;
mas01cr@498:     for(unsigned int k = 0; k < n; k++) {
mas01cr@498:       r = ((*it).second)->top();
mas01cr@498:       dist += r.dist;
mas01cr@498:       v.push_back(r);
mas01cr@498:       ((*it).second)->pop();
mas01cr@498:     }
mas01cr@498:     points[r] = v;
mas01cr@498:     dist /= n;
mas01cr@498:     size += n;
mas01cr@498:     r.dist = dist;
mas01cr@498:     /* I will burn in hell */
mas01cr@498:     r.ipos = n;
mas01cr@498:     queue.push(r);
mas01cr@498:     if(queue.size() > trackNN) {
mas01cr@498:       size -= queue.top().ipos;
mas01cr@498:       queue.pop();
mas01cr@498:     }
mas01cr@498:   }
mas01cr@498: 
mas01cr@498:   adb_query_results_t *r = (adb_query_results_t *) malloc(sizeof(adb_query_results_t));
mas01cr@498:   adb_result_t *rs = (adb_result_t *) calloc(size, sizeof(adb_result_t));
mas01cr@498:   r->nresults = size;
mas01cr@498:   r->results = rs;
mas01cr@498:   
mas01cr@498:   unsigned int k = 0;
mas01cr@498:   while(queue.size() > 0) {
mas01cr@498:     std::vector<adb_result_t> v = points[queue.top()];
mas01cr@498:     queue.pop();
mas01cr@498:     while(v.size() > 0) {
mas01cr@498:       rs[k++] = v.back();
mas01cr@498:       v.pop_back();
mas01cr@498:     }
mas01cr@498:   }
mas01cr@498:   return r;
mas01cr@498: }
mas01cr@498: