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tools/lgf-gen.cc
changeset 1336 0759d974de81
parent 701 a312f84d86c6
equal deleted inserted replaced
7:64701ea2035c 8:a506f2f3ebad 
   244     double& _sweep;
 
   244     double& _sweep;
 
   245   };
 
   245   };
 
   246 
   246 
   247   struct BeachIt;
 
   247   struct BeachIt;
 
   248 
   248 
   249   typedef std::multimap<double, BeachIt> SpikeHeap;
 
   249   typedef std::multimap<double, BeachIt*> SpikeHeap;
 
   250 
   250 
   251   typedef std::multimap<Part, SpikeHeap::iterator, YLess> Beach;
 
   251   typedef std::multimap<Part, SpikeHeap::iterator, YLess> Beach;
 
   252 
   252 
   253   struct BeachIt {
 
   253   struct BeachIt {
 
   254     Beach::iterator it;
 
   254     Beach::iterator it;
 
   327       sweep = siteheap[siteindex].first;
 
   327       sweep = siteheap[siteindex].first;
 
   328 
   328 
   329       Beach::iterator bit = beach.upper_bound(Part(site, site, site));
 
   329       Beach::iterator bit = beach.upper_bound(Part(site, site, site));
 
   330 
   330 
   331       if (bit->second != spikeheap.end()) {
 
   331       if (bit->second != spikeheap.end()) {
 
       
   332         delete bit->second->second;
 
   332         spikeheap.erase(bit->second);
 
   333         spikeheap.erase(bit->second);
 
   333       }
 
   334       }
 
   334 
   335 
   335       int prev = bit->first.prev;
 
   336       int prev = bit->first.prev;
 
   336       int curr = bit->first.curr;
 
   337       int curr = bit->first.curr;
 
   340 
   341 
   341       SpikeHeap::iterator pit = spikeheap.end();
 
   342       SpikeHeap::iterator pit = spikeheap.end();
 
   342       if (prev != -1 &&
 
   343       if (prev != -1 &&
 
   343           circle_form(points[prev], points[curr], points[site])) {
 
   344           circle_form(points[prev], points[curr], points[site])) {
 
   344         double x = circle_point(points[prev], points[curr], points[site]);
 
   345         double x = circle_point(points[prev], points[curr], points[site]);
 
   345         pit = spikeheap.insert(std::make_pair(x, BeachIt(beach.end())));
 
   346         pit = spikeheap.insert(std::make_pair(x, new BeachIt(beach.end())));
 
   346         pit->second.it =
 
   347         pit->second->it =
 
   347           beach.insert(std::make_pair(Part(prev, curr, site), pit));
 
   348           beach.insert(std::make_pair(Part(prev, curr, site), pit));
 
   348       } else {
 
   349       } else {
 
   349         beach.insert(std::make_pair(Part(prev, curr, site), pit));
 
   350         beach.insert(std::make_pair(Part(prev, curr, site), pit));
 
   350       }
 
   351       }
 
   351 
   352 
   353 
   354 
   354       SpikeHeap::iterator nit = spikeheap.end();
 
   355       SpikeHeap::iterator nit = spikeheap.end();
 
   355       if (next != -1 &&
 
   356       if (next != -1 &&
 
   356           circle_form(points[site], points[curr],points[next])) {
 
   357           circle_form(points[site], points[curr],points[next])) {
 
   357         double x = circle_point(points[site], points[curr], points[next]);
 
   358         double x = circle_point(points[site], points[curr], points[next]);
 
   358         nit = spikeheap.insert(std::make_pair(x, BeachIt(beach.end())));
 
   359         nit = spikeheap.insert(std::make_pair(x, new BeachIt(beach.end())));
 
   359         nit->second.it =
 
   360         nit->second->it =
 
   360           beach.insert(std::make_pair(Part(site, curr, next), nit));
 
   361           beach.insert(std::make_pair(Part(site, curr, next), nit));
 
   361       } else {
 
   362       } else {
 
   362         beach.insert(std::make_pair(Part(site, curr, next), nit));
 
   363         beach.insert(std::make_pair(Part(site, curr, next), nit));
 
   363       }
 
   364       }
 
   364 
   365 
   365       ++siteindex;
 
   366       ++siteindex;
 
   366     } else {
 
   367     } else {
 
   367       sweep = spit->first;
 
   368       sweep = spit->first;
 
   368 
   369 
   369       Beach::iterator bit = spit->second.it;
 
   370       Beach::iterator bit = spit->second->it;
 
   370 
   371 
   371       int prev = bit->first.prev;
 
   372       int prev = bit->first.prev;
 
   372       int curr = bit->first.curr;
 
   373       int curr = bit->first.curr;
 
   373       int next = bit->first.next;
 
   374       int next = bit->first.next;
 
   374 
   375 
   397       Beach::iterator pbit = bit; --pbit;
 
   398       Beach::iterator pbit = bit; --pbit;
 
   398       int ppv = pbit->first.prev;
 
   399       int ppv = pbit->first.prev;
 
   399       Beach::iterator nbit = bit; ++nbit;
 
   400       Beach::iterator nbit = bit; ++nbit;
 
   400       int nnt = nbit->first.next;
 
   401       int nnt = nbit->first.next;
 
   401 
   402 
   402       if (bit->second != spikeheap.end()) spikeheap.erase(bit->second);
 
   403       if (bit->second != spikeheap.end())
 
   403       if (pbit->second != spikeheap.end()) spikeheap.erase(pbit->second);
 
   404         {
 
   404       if (nbit->second != spikeheap.end()) spikeheap.erase(nbit->second);
 
   405           delete bit->second->second;
 
   405 
   406           spikeheap.erase(bit->second);
 
       
   407         }
 
       
   408       if (pbit->second != spikeheap.end())
 
       
   409         {
 
       
   410           delete pbit->second->second;
 
       
   411           spikeheap.erase(pbit->second);
 
       
   412         }
 
       
   413       if (nbit->second != spikeheap.end())
 
       
   414         {
 
       
   415           delete nbit->second->second;
 
       
   416           spikeheap.erase(nbit->second);
 
       
   417         }
 
       
   418       
   406       beach.erase(nbit);
 
   419       beach.erase(nbit);
 
   407       beach.erase(bit);
 
   420       beach.erase(bit);
 
   408       beach.erase(pbit);
 
   421       beach.erase(pbit);
 
   409 
   422 
   410       SpikeHeap::iterator pit = spikeheap.end();
 
   423       SpikeHeap::iterator pit = spikeheap.end();
 
   411       if (ppv != -1 && ppv != next &&
 
   424       if (ppv != -1 && ppv != next &&
 
   412           circle_form(points[ppv], points[prev], points[next])) {
 
   425           circle_form(points[ppv], points[prev], points[next])) {
 
   413         double x = circle_point(points[ppv], points[prev], points[next]);
 
   426         double x = circle_point(points[ppv], points[prev], points[next]);
 
   414         if (x < sweep) x = sweep;
 
   427         if (x < sweep) x = sweep;
 
   415         pit = spikeheap.insert(std::make_pair(x, BeachIt(beach.end())));
 
   428         pit = spikeheap.insert(std::make_pair(x, new BeachIt(beach.end())));
 
   416         pit->second.it =
 
   429         pit->second->it =
 
   417           beach.insert(std::make_pair(Part(ppv, prev, next), pit));
 
   430           beach.insert(std::make_pair(Part(ppv, prev, next), pit));
 
   418       } else {
 
   431       } else {
 
   419         beach.insert(std::make_pair(Part(ppv, prev, next), pit));
 
   432         beach.insert(std::make_pair(Part(ppv, prev, next), pit));
 
   420       }
 
   433       }
 
   421 
   434 
   422       SpikeHeap::iterator nit = spikeheap.end();
 
   435       SpikeHeap::iterator nit = spikeheap.end();
 
   423       if (nnt != -1 && prev != nnt &&
 
   436       if (nnt != -1 && prev != nnt &&
 
   424           circle_form(points[prev], points[next], points[nnt])) {
 
   437           circle_form(points[prev], points[next], points[nnt])) {
 
   425         double x = circle_point(points[prev], points[next], points[nnt]);
 
   438         double x = circle_point(points[prev], points[next], points[nnt]);
 
   426         if (x < sweep) x = sweep;
 
   439         if (x < sweep) x = sweep;
 
   427         nit = spikeheap.insert(std::make_pair(x, BeachIt(beach.end())));
 
   440         nit = spikeheap.insert(std::make_pair(x, new BeachIt(beach.end())));
 
   428         nit->second.it =
 
   441         nit->second->it =
 
   429           beach.insert(std::make_pair(Part(prev, next, nnt), nit));
 
   442           beach.insert(std::make_pair(Part(prev, next, nnt), nit));
 
   430       } else {
 
   443       } else {
 
   431         beach.insert(std::make_pair(Part(prev, next, nnt), nit));
 
   444         beach.insert(std::make_pair(Part(prev, next, nnt), nit));
 
   432       }
 
   445       }
 
   433 
   446
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