1 | #include <iostream> |
---|
2 | using namespace std; |
---|
3 | |
---|
4 | #include "dgp1.hh" |
---|
5 | #include "global.hh" |
---|
6 | |
---|
7 | extern Grammar grammar; |
---|
8 | extern MGraph mgraph; |
---|
9 | extern SGraph sgraph; |
---|
10 | |
---|
11 | extern bool debug; |
---|
12 | |
---|
13 | list<int> nodelist; |
---|
14 | list<int>::iterator processed; |
---|
15 | |
---|
16 | |
---|
17 | void print_sets(int n); |
---|
18 | |
---|
19 | |
---|
20 | //==================================================================================================== |
---|
21 | |
---|
22 | void set_initial_constraints(int node) |
---|
23 | { |
---|
24 | sgraph[node].prop.forbidden.reset(); |
---|
25 | sgraph[node].prop.required=grammar.is_obl(sgraph.cat(node)); |
---|
26 | sgraph[node].prop.attached.reset(); |
---|
27 | sgraph[node].prop.flags=grammar.initial_flags(sgraph.cat(node)); |
---|
28 | } |
---|
29 | |
---|
30 | //---------------------------------------------------------------------------------------------------- |
---|
31 | |
---|
32 | bool changing_constraints(int head, Role role) |
---|
33 | { |
---|
34 | return grammar.is_sgl(role) || sgraph[head].prop.required[role]; |
---|
35 | } |
---|
36 | |
---|
37 | //==================================================================================================== |
---|
38 | |
---|
39 | NodeProp compute_head_prop(NodeProp headprop, const Link& link, list<Boubble*> bs, FlagSet& depflags) |
---|
40 | { |
---|
41 | NodeProp ret=headprop; |
---|
42 | |
---|
43 | if(grammar.is_sgl(link.role)) |
---|
44 | { |
---|
45 | ret.forbidden.set(link.role); |
---|
46 | ret.attached.set(link.role); |
---|
47 | } |
---|
48 | ret.required.reset(link.role); |
---|
49 | |
---|
50 | ret.required |= (grammar.constr_include(link.role) & ~ret.attached); |
---|
51 | ret.forbidden |= grammar.constr_exclude(link.role); |
---|
52 | |
---|
53 | ret.boubbles.merge(bs); //DOBRZE |
---|
54 | ret.flags |= ( depflags & grammar.pass_flags(link.role) ); |
---|
55 | |
---|
56 | if(link.props[Prop("INIT")]) ret.init_attached=true; |
---|
57 | if(link.props[Prop("FIN")]) ret.fin_attached=true; |
---|
58 | |
---|
59 | return ret; |
---|
60 | } |
---|
61 | |
---|
62 | //---------------------------------------------------------------------------------------------------- |
---|
63 | |
---|
64 | NodeProp compute_dep_prop(NodeProp depprop, const Link& link, list<Boubble*> bs) |
---|
65 | { |
---|
66 | NodeProp ret=depprop; |
---|
67 | ret.boubbles.merge(bs); //DOBRZE |
---|
68 | return ret; |
---|
69 | } |
---|
70 | |
---|
71 | //==================================================================================================== |
---|
72 | |
---|
73 | int find_existing_node(int mnode, NodeProp p, Edge e) |
---|
74 | { |
---|
75 | for(vector<int>::iterator i = mgraph[mnode].snodes.begin(); i!=mgraph[mnode].snodes.end(); ++i) |
---|
76 | if(sgraph[*i].prop==p && sgraph[*i].edge==e) |
---|
77 | { |
---|
78 | if(debug) fprintf(stderr,"\t\treusing %d\n",*i); |
---|
79 | return *i; |
---|
80 | } |
---|
81 | return -1; |
---|
82 | } |
---|
83 | |
---|
84 | //==================================================================================================== |
---|
85 | |
---|
86 | list<Boubble*> receive_boubbles(int node, Role role, Dir dir) |
---|
87 | { |
---|
88 | list<Boubble*> ret; |
---|
89 | for(list<Boubble*>::iterator b = sgraph[node].prop.boubbles.begin(); b!=sgraph[node].prop.boubbles.end(); b++) |
---|
90 | { |
---|
91 | Boubble* new_boubble = (*b)->step(role,dir); |
---|
92 | if(new_boubble) |
---|
93 | ret.push_back(new_boubble); |
---|
94 | } |
---|
95 | |
---|
96 | return ret; |
---|
97 | } |
---|
98 | |
---|
99 | //---------------------------------------------------------------------------------------------------- |
---|
100 | |
---|
101 | list<Boubble*> collect_head_boubbles(int head, int dep, Role role) |
---|
102 | { |
---|
103 | list<Boubble*> new_boubbles = grammar.trigger_boubbles(sgraph.cat(dep),role,UP); |
---|
104 | |
---|
105 | for(list<Boubble*>::iterator b = new_boubbles.begin(); b != new_boubbles.end(); b++) |
---|
106 | (*b)->src(dep); |
---|
107 | |
---|
108 | list<Boubble*> received_boubbles = receive_boubbles(dep,role,UP); |
---|
109 | |
---|
110 | new_boubbles.insert(new_boubbles.begin(),received_boubbles.begin(),received_boubbles.end()); |
---|
111 | |
---|
112 | return new_boubbles; |
---|
113 | } |
---|
114 | |
---|
115 | //---------------------------------------------------------------------------------------------------- |
---|
116 | |
---|
117 | list<Boubble*> collect_dep_boubbles(int head, int dep, Role role) |
---|
118 | { |
---|
119 | list<Boubble*> new_boubbles = grammar.trigger_boubbles(sgraph.cat(head), role, DOWN); |
---|
120 | |
---|
121 | for(list<Boubble*>::iterator b = new_boubbles.begin(); b != new_boubbles.end(); b++) |
---|
122 | (*b)->src(head); |
---|
123 | |
---|
124 | list<Boubble*> received_boubbles = receive_boubbles(head,role,DOWN); |
---|
125 | |
---|
126 | new_boubbles.insert(new_boubbles.begin(),received_boubbles.begin(),received_boubbles.end()); |
---|
127 | |
---|
128 | return new_boubbles; |
---|
129 | } |
---|
130 | |
---|
131 | //==================================================================================================== |
---|
132 | |
---|
133 | void copy_links(int i, int j) |
---|
134 | { |
---|
135 | sgraph[j].heads = sgraph[i].heads; |
---|
136 | sgraph[j].deps = sgraph[i].deps; |
---|
137 | } |
---|
138 | |
---|
139 | |
---|
140 | void create_reverse_links(int n) |
---|
141 | { |
---|
142 | for(vector<Arc>::iterator a=sgraph[n].heads.begin(); a != sgraph[n].heads.end(); a++) |
---|
143 | sgraph[a->dst].deps.push_back(Arc(n,a->role,a->headanc,a->depanc)); |
---|
144 | |
---|
145 | for(vector<Arc>::iterator a=sgraph[n].deps.begin(); a != sgraph[n].deps.end(); a++) |
---|
146 | sgraph[a->dst].heads.push_back(Arc(n,a->role,a->headanc,a->depanc)); |
---|
147 | } |
---|
148 | |
---|
149 | //==================================================================================================== |
---|
150 | |
---|
151 | int create_new_node(int anc, NodeProp& prop, Edge edge) |
---|
152 | { |
---|
153 | int newheadind = sgraph.clone(anc,prop,edge); |
---|
154 | nodelist.push_back(newheadind); |
---|
155 | copy_links(anc,newheadind); |
---|
156 | create_reverse_links(newheadind); |
---|
157 | if(debug) sgraph.print_node_debug(stderr,"clone",newheadind,anc); |
---|
158 | // if(debug) print_sets(newheadind); |
---|
159 | return newheadind; |
---|
160 | } |
---|
161 | |
---|
162 | //==================================================================================================== |
---|
163 | |
---|
164 | void connect_left(int h, int d, const Link& l, list<Boubble*>& new_head_boubbles, list<Boubble*>& new_dep_boubbles) |
---|
165 | { |
---|
166 | |
---|
167 | NodeProp &old_head_prop = sgraph[h].prop; |
---|
168 | NodeProp &old_dep_prop = sgraph[d].prop; |
---|
169 | NodeProp new_head_prop = compute_head_prop(old_head_prop,l,new_head_boubbles,old_dep_prop.flags); |
---|
170 | NodeProp new_dep_prop = compute_dep_prop(old_dep_prop,l,new_dep_boubbles); |
---|
171 | |
---|
172 | Edge new_dep_edge(sgraph[d].edge); |
---|
173 | int newd = find_existing_node(sgraph[d].mnode, new_dep_prop, new_dep_edge); |
---|
174 | if( newd < 0 ) |
---|
175 | { |
---|
176 | newd = create_new_node(d,new_dep_prop,new_dep_edge); |
---|
177 | sgraph[newd].prop.has_head = true; |
---|
178 | } |
---|
179 | |
---|
180 | Edge new_head_edge(sgraph[newd].edge,newd); |
---|
181 | int newh = find_existing_node(sgraph[h].mnode, new_head_prop, new_head_edge); |
---|
182 | if( newh < 0 ) |
---|
183 | newh = create_new_node(h,new_head_prop,new_head_edge); |
---|
184 | |
---|
185 | sgraph[newh].deps.push_back(Arc(newd,l.role,h,d)); |
---|
186 | sgraph[newd].heads.push_back(Arc(newh,l.role,h,d)); |
---|
187 | |
---|
188 | if(debug) |
---|
189 | { |
---|
190 | sgraph.print_arc(stderr,"link",newh,d,l.role,0); |
---|
191 | sgraph.print_node_debug(stderr,"",newh,h); |
---|
192 | sgraph.print_node_debug(stderr,"",newd,d); |
---|
193 | } |
---|
194 | } |
---|
195 | |
---|
196 | //---------------------------------------------------------------------------------------------------- |
---|
197 | |
---|
198 | void connect_right(int h, int d, const Link& l, list<Boubble*>& new_head_boubbles, list<Boubble*>& new_dep_boubbles) |
---|
199 | { |
---|
200 | NodeProp &old_head_prop = sgraph[h].prop; |
---|
201 | NodeProp &old_dep_prop = sgraph[d].prop; |
---|
202 | NodeProp new_head_prop = compute_head_prop(old_head_prop,l,new_head_boubbles,old_dep_prop.flags); |
---|
203 | NodeProp new_dep_prop = compute_dep_prop(old_dep_prop,l,new_dep_boubbles); |
---|
204 | |
---|
205 | Edge new_head_edge(sgraph[h].edge); |
---|
206 | int newh = -1; |
---|
207 | if(!new_head_prop.forbidden[l.role]) newh = find_existing_node(sgraph[h].mnode, new_head_prop, new_head_edge); |
---|
208 | if( newh < 0 ) |
---|
209 | { |
---|
210 | newh = create_new_node(h,new_head_prop,new_head_edge); |
---|
211 | sgraph[newh].prop.visible_as_neighbour = false; |
---|
212 | } |
---|
213 | |
---|
214 | Edge new_dep_edge; |
---|
215 | int newd = d; |
---|
216 | if( ! (new_dep_edge == sgraph[d].edge) || ! (old_dep_prop == new_dep_prop) ) |
---|
217 | { |
---|
218 | newd = create_new_node(d,new_dep_prop,new_dep_edge); |
---|
219 | sgraph[newd].prop.has_head = true; |
---|
220 | } |
---|
221 | |
---|
222 | |
---|
223 | sgraph[newd].heads.push_back(Arc(newh,l.role,h,d)); |
---|
224 | sgraph[newh].deps.push_back(Arc(newd,l.role,h,d)); |
---|
225 | |
---|
226 | if(debug) |
---|
227 | { |
---|
228 | sgraph.print_arc(stderr,"link",newh,newd,l.role,1); |
---|
229 | sgraph.print_node_debug(stderr,"",newh,h); |
---|
230 | sgraph.print_node_debug(stderr,"",newd,d); |
---|
231 | } |
---|
232 | |
---|
233 | } |
---|
234 | |
---|
235 | //==================================================================================================== |
---|
236 | |
---|
237 | bool check_meeting_boubles(list<Boubble*>& boubbles) |
---|
238 | { |
---|
239 | bool hremove=false; // czy usun±æ ostatnio sprawdzany b±bel |
---|
240 | bool dremove=false; // czy usun±æ ostatnio sprawdzany b±bel |
---|
241 | |
---|
242 | // cerr << "CHECKING MEETING BUBBLES" << endl; |
---|
243 | |
---|
244 | for(list<Boubble*>::iterator hb = boubbles.begin(); hb != boubbles.end(); hb = hremove ? boubbles.erase(hb) : ++hb ) |
---|
245 | { |
---|
246 | hremove=false; |
---|
247 | for(list<Boubble*>::iterator db = hb; db != boubbles.end(); db = dremove ? boubbles.erase(db) : ++db ) |
---|
248 | { |
---|
249 | // cerr << " db:" << **db; |
---|
250 | dremove=false; |
---|
251 | if( (*hb)->rel()==(*db)->rel() && (*hb)->reverse()!=(*db)->reverse() ) |
---|
252 | { |
---|
253 | // cerr << "Z"; |
---|
254 | int srcnode,dstnode; |
---|
255 | if( (*hb)->reverse()==false ) |
---|
256 | srcnode = (*hb)->src(), dstnode = (*db)->src(); |
---|
257 | else |
---|
258 | srcnode = (*db)->src(), dstnode = (*hb)->src(); |
---|
259 | if( grammar.check_longrel(sgraph.cat(srcnode), sgraph.cat(dstnode), (*hb)->rel()) ) |
---|
260 | { |
---|
261 | // cerr << " REMOVE "; |
---|
262 | hremove=dremove=true; |
---|
263 | if(debug) fprintf(stderr,"BOUBBLES MET!!!\n"); |
---|
264 | } |
---|
265 | else |
---|
266 | { |
---|
267 | // cerr << " FAIL "; |
---|
268 | if(debug) fprintf(stderr,"BOUBBLES' MEETING FAILED!!!\n"); |
---|
269 | return false; |
---|
270 | } |
---|
271 | } |
---|
272 | } |
---|
273 | } |
---|
274 | return true; |
---|
275 | } |
---|
276 | |
---|
277 | //==================================================================================================== |
---|
278 | |
---|
279 | // sprawdza czy te, spo¶ród b±bli, które dotar³y do celu node |
---|
280 | // daj± wynik prawdziwy, dodatkowo - usuwa je z listy boubbles |
---|
281 | |
---|
282 | bool check_boubbles_at_target(list<Boubble*>& boubbles, int node) |
---|
283 | { |
---|
284 | bool remove=false; // czy usun±æ ostatnio sprawdzany b±bel |
---|
285 | |
---|
286 | for(list<Boubble*>::iterator b = boubbles.begin(); b != boubbles.end(); b = remove ? boubbles.erase(b) : ++b ) |
---|
287 | if( (*b)->is_at_target() ) |
---|
288 | if( grammar.check_longrel(sgraph.cat((*b)->src()), sgraph.cat(node), (*b)->rel()) ) |
---|
289 | { |
---|
290 | // cerr << endl << "REMOVE ChBatT " << **b << endl; |
---|
291 | remove=true; |
---|
292 | } |
---|
293 | else |
---|
294 | return false; |
---|
295 | else |
---|
296 | remove=false; |
---|
297 | |
---|
298 | return true; |
---|
299 | } |
---|
300 | |
---|
301 | //==================================================================================================== |
---|
302 | |
---|
303 | void try_connect_dependents(int j) |
---|
304 | { |
---|
305 | LViterator lvi(sgraph,j); |
---|
306 | int i; |
---|
307 | while((i=lvi.next()) >= 0) |
---|
308 | if(sgraph.saturated(i) && ! sgraph.has_head(i)) |
---|
309 | { |
---|
310 | if(debug) {fprintf(stderr,"\t%d <-- %d",i,j); } |
---|
311 | |
---|
312 | list<const Link*> ji_links = grammar.connectable2( sgraph.cat(j), sgraph.cat(i), sgraph[j].prop.flags, sgraph[i].prop.flags); // ref do Roles!!! |
---|
313 | list<const Link*>::iterator ri = ji_links.begin(); |
---|
314 | if(ri == ji_links.end()) { if(debug) fprintf(stderr," no roles\n"); } |
---|
315 | else |
---|
316 | { |
---|
317 | for(; ri != ji_links.end(); ++ri ) |
---|
318 | { |
---|
319 | if(debug) fprintf(stderr," %s",(*ri)->role.str()); |
---|
320 | if(!grammar.check_constr2(sgraph[j].prop,sgraph[i].prop,0,**ri )) |
---|
321 | { if(debug) fprintf(stderr," ...constraints failed\n"); } |
---|
322 | else |
---|
323 | { |
---|
324 | list<Boubble*> new_head_boubbles = collect_head_boubbles(j,i,(*ri)->role); |
---|
325 | list<Boubble*> new_dep_boubbles = collect_dep_boubbles(j,i,(*ri)->role); |
---|
326 | if( check_meeting_boubles(new_head_boubbles) && |
---|
327 | check_meeting_boubles(new_dep_boubbles) && |
---|
328 | check_boubbles_at_target(new_head_boubbles,j) && |
---|
329 | check_boubbles_at_target(new_dep_boubbles,i) ) |
---|
330 | { |
---|
331 | if(debug) fprintf(stderr," ...SUCCESS!\n"); |
---|
332 | connect_left( j, i, **ri, new_head_boubbles, new_dep_boubbles); |
---|
333 | // lvi.update_edge(sgraph,i); |
---|
334 | } |
---|
335 | else |
---|
336 | { if(debug) fprintf(stderr," ...boubbles failed\n"); } |
---|
337 | } |
---|
338 | } |
---|
339 | } |
---|
340 | } |
---|
341 | else |
---|
342 | if(debug) {fprintf(stderr,"\t%d <-- %d\t%d unsaturated\n",i,j,i); } |
---|
343 | } |
---|
344 | //---------------------------------------------------------------------------------------------------- |
---|
345 | |
---|
346 | void try_connect_heads(int j) |
---|
347 | { |
---|
348 | LViterator lvi(sgraph,j); |
---|
349 | int i; |
---|
350 | while((i=lvi.next()) >= 0) |
---|
351 | if(sgraph.saturated(j)) |
---|
352 | { |
---|
353 | if(debug) fprintf(stderr, "\t%d --> %d",i,j); |
---|
354 | |
---|
355 | list<const Link*> ij_links = grammar.connectable2( sgraph.cat(i), sgraph.cat(j), sgraph[i].prop.flags, sgraph[j].prop.flags ); |
---|
356 | list<const Link*>::iterator ri = ij_links.begin(); |
---|
357 | if(ri == ij_links.end()) { if(debug) fprintf(stderr," no roles\n"); } |
---|
358 | else |
---|
359 | { |
---|
360 | for(; ri != ij_links.end(); ++ri ) |
---|
361 | { |
---|
362 | if(debug) fprintf(stderr," %s",(*ri)->role.str()); |
---|
363 | if( !grammar.check_constr2( sgraph[i].prop, sgraph[j].prop, 1, **ri ) ) |
---|
364 | { if(debug) fprintf(stderr," ...constraints failed\n"); } |
---|
365 | else |
---|
366 | { |
---|
367 | list<Boubble*> new_head_boubbles = collect_head_boubbles(i,j,(*ri)->role); |
---|
368 | list<Boubble*> new_dep_boubbles = collect_dep_boubbles(i,j,(*ri)->role); |
---|
369 | |
---|
370 | if( check_meeting_boubles(new_head_boubbles) && |
---|
371 | check_meeting_boubles(new_dep_boubbles) && |
---|
372 | check_boubbles_at_target(new_head_boubbles,i) && |
---|
373 | check_boubbles_at_target(new_dep_boubbles,j) ) |
---|
374 | { |
---|
375 | if(debug) fprintf(stderr," ...SUCCESS!\n"); |
---|
376 | connect_right( i, j, **ri, new_head_boubbles, new_dep_boubbles ); |
---|
377 | } |
---|
378 | else |
---|
379 | { if(debug) fprintf(stderr," ...bubbles failed\n",i); } |
---|
380 | } |
---|
381 | } |
---|
382 | } |
---|
383 | } |
---|
384 | else |
---|
385 | if(debug) {fprintf(stderr,"\t* <-- %d unsaturated\n",j); } |
---|
386 | } |
---|
387 | |
---|
388 | //==================================================================================================== |
---|
389 | |
---|
390 | void update_sets() |
---|
391 | { |
---|
392 | for(int n=0; n<sgraph.size(); ++n) |
---|
393 | { |
---|
394 | LViterator lvi(sgraph,n,false); |
---|
395 | LHiterator lhi(sgraph,n); |
---|
396 | LDiterator ldi(sgraph,n); |
---|
397 | int i; |
---|
398 | |
---|
399 | // printf("UPDATING LV[%d]:",n); |
---|
400 | while((i=lvi.next())>=0) |
---|
401 | { |
---|
402 | // printf(" %d",i); |
---|
403 | sgraph[n].LV.set(i); |
---|
404 | } |
---|
405 | // printf("\n"); |
---|
406 | |
---|
407 | while((i=lhi.next())>=0) sgraph[n].LH.set(i); |
---|
408 | while((i=ldi.next())>=0) sgraph[n].LD.set(i); |
---|
409 | } |
---|
410 | } |
---|
411 | |
---|
412 | //==================================================================================================== |
---|
413 | |
---|
414 | void print_sets(int n) |
---|
415 | { |
---|
416 | LViterator lvi(sgraph,n); |
---|
417 | LHiterator lhi(sgraph,n); |
---|
418 | LDiterator ldi(sgraph,n); |
---|
419 | |
---|
420 | int i; |
---|
421 | printf("LV[%d]: ",n); |
---|
422 | while((i=lvi.next())>=0) |
---|
423 | { |
---|
424 | printf("%d ",i); |
---|
425 | sgraph[n].LV.set(i); |
---|
426 | } |
---|
427 | |
---|
428 | printf("LH[%d]: ",n); |
---|
429 | while((i=lhi.next())>=0) |
---|
430 | { |
---|
431 | printf("%d ",i); |
---|
432 | sgraph[n].LH.set(i); |
---|
433 | } |
---|
434 | printf("LD[%d]: ",n); |
---|
435 | while((i=ldi.next())>=0) |
---|
436 | { |
---|
437 | printf("%d ",i); |
---|
438 | sgraph[n].LD.set(i); |
---|
439 | } |
---|
440 | printf("\n"); |
---|
441 | } |
---|
442 | |
---|
443 | //==================================================================================================== |
---|
444 | |
---|
445 | void reverse_links() |
---|
446 | { |
---|
447 | list<int>::iterator i = nodelist.begin(); |
---|
448 | for(++i; i!=nodelist.end(); ++i) |
---|
449 | { |
---|
450 | for(vector<Arc>::iterator da=sgraph[*i].deps.begin()--; da!=sgraph[*i].deps.end(); ++da) |
---|
451 | sgraph[da->dst].heads.push_back(Arc(*i,da->role,da->headanc,da->depanc)); |
---|
452 | for(vector<Arc>::iterator ha=sgraph[*i].heads.begin(); ha!=sgraph[*i].heads.end(); ++ha) |
---|
453 | sgraph[ha->dst].deps.push_back(Arc(*i,ha->role,ha->headanc,ha->depanc)); |
---|
454 | } |
---|
455 | } |
---|
456 | |
---|
457 | //==================================================================================================== |
---|
458 | |
---|
459 | void dgp1() |
---|
460 | { |
---|
461 | |
---|
462 | nodelist.clear(); |
---|
463 | nodelist.push_back(0); // BOS |
---|
464 | processed=nodelist.begin(); |
---|
465 | |
---|
466 | for(int m=0; m<mgraph.size() ; ++m) |
---|
467 | { |
---|
468 | int basenode = sgraph.add_base_snode(m); // ma zwracaæ SNode* |
---|
469 | |
---|
470 | set_initial_constraints(basenode); |
---|
471 | nodelist.push_back(basenode); |
---|
472 | |
---|
473 | if(debug) sgraph.print_node_debug(stderr,"node",basenode,-1); // STDOUT!!! |
---|
474 | // if(debug) print_sets(basenode); |
---|
475 | |
---|
476 | list<int>::iterator cursor=processed; |
---|
477 | while(++cursor != nodelist.end()) |
---|
478 | { |
---|
479 | if(debug) sgraph.print_node_debug(stderr,"CUR>",*cursor,-1); |
---|
480 | try_connect_dependents(*cursor); |
---|
481 | try_connect_heads(*cursor); |
---|
482 | processed=cursor; |
---|
483 | } |
---|
484 | |
---|
485 | } |
---|
486 | // reverse_links(); |
---|
487 | update_sets(); |
---|
488 | } |
---|