5 #include <ucw/mempool.h>
6 #include <ucw/eltpool.h>
13 #define HASH_NODE struct graph_node
14 #define HASH_PREFIX(x) hash_##x
15 #define HASH_KEY_ATOMIC id
16 #define HASH_WANT_FIND
18 #define HASH_WANT_CLEANUP
19 #include <ucw/hashtable.h>
26 #define BLOCK_SIZE 4096
28 //struct mempool *mpool_requests;
30 static struct request_point *requests_point;
31 static struct request_line *requests_line;
32 static struct request_area *requests_area;
34 static struct graph_edge **bfs_queue;
35 static struct longline *longlines; int num_longlines;
36 static struct buffer_line *buffer_line;
37 static struct buffer_linelabel *buffer_linelabel;
39 struct eltpool *ep_individuals;
41 struct individual **population1;
42 struct individual **population2;
49 int dbg_map_parts = 0;
54 int dbg_evolution = 0;
65 int conf_pop_size = 50;
67 int conf_penalty_bound = 0;
68 int conf_stagnation_bound = 0;
69 int conf_iteration_limit = 4;
71 int conf_term_cond = TERM_COND_ITERATIONS;
73 int conf_breed_rbest_perc = 80;
74 int conf_breed_pop_size_perc = 20;
75 int conf_breed_perc = 50; // Percentage of new pop created by breeding
77 bool conf_mutate_children = 1;
78 double conf_mutate_children_prob = 0.3;
80 double conf_mutate_rbest = 1;
81 double conf_mutate_pop_size = 0.9;
83 double conf_mutate_move_bound = 1.0;
84 double conf_mutate_regen_bound = 0.0;
85 double conf_mutate_chvar_bound = 0.0;
88 int mutate_rbest_size;
90 double conf_elite_pop_size = 0.1;
93 double conf_max_section_length = 100;
94 double conf_max_section_overlay = 10;
96 int old_best = 0; // FIXME: Shall be int max
100 int conf_part_size = 50;
105 int num_requests = 0;
107 int conf_map_part_width = 5;
108 int conf_map_part_height = 5;
109 int num_map_parts_row;
110 int num_map_parts_col;
113 void make_graph(void);
114 void label_graph(void);
115 void join_edge(struct graph_edge *e, int dir);
116 void bfs(uns longline);
117 void make_segments(void);
119 int overlaps(struct placement *p1, struct placement *p2);
120 int get_overlap(struct placement *p);
121 int individual_overlap(struct individual *individual);
123 void make_population(void);
124 bool shall_terminate(void);
128 void rank_population(void);
129 void plan_individual(struct individual *individual);
131 int cmp_individual(const void *a, const void *b);
133 void make_bitmap(struct variant *v, struct symbol *sym);
134 void make_bitmap_icon(struct variant *v, struct sym_icon *si);
135 void make_bitmap_point(struct variant *v, struct sym_point *sp);
136 void make_bitmap_label(struct variant *v, struct sym_text *text);
138 void cut_edge(struct graph_edge *e, double dist);
139 struct request_line *make_new_line(void);
140 struct request_section *make_new_section(struct request_line *rl);
141 struct request_segment *make_new_segment(struct request_section *rls, struct symbol *sym);
143 void dump_bitmaps(struct individual *individual);
144 void dump_graph(void);
146 void bfs_edge(struct graph_edge *e, struct graph_node *node, struct graph_node *anode, enum edge_dir dir);
147 void bfs_wrapper(void);
149 void dump_longlines(void);
150 void dump_linelabel_requests(void);
151 void dump_individual(struct individual *individual);
152 void print_label(struct symbol *sym);
153 void dump_penalties(void);
155 double gen_movement(void);
156 double gen_movement_uniform(void);
157 void gen_coords(struct placement *p);
158 void gen_coords_point(struct placement *p);
159 void gen_coords_segment(struct placement *p);
160 void gen_coords_area(struct placement *p);
162 struct map_part **get_map_parts(struct placement *p);
163 void update_map_parts(struct placement *p);
165 void make_segments_old(void);
167 void labeller_cleanup(void);
169 struct individual **perform_crossover(struct individual *parent1, struct individual *parent2);
170 void perform_mutation(struct individual *individual);
172 void hide_segment_labels(struct individual *individual);
173 void init_placement(struct placement *p, struct individual *individual, struct request *r);
174 void init_individual(struct individual *i);
175 struct map_part **get_parts(struct placement *symbol, struct individual *individual);
177 int randint(int min, int max);
179 struct placement **get_closure(struct placement *placement, struct individual *parent1, struct individual *parent2);
180 void copy_symbols(struct placement **closure, struct individual *parent, struct individual *child);
181 void move_symbol(struct placement *p);
182 void move_symbol_point(struct placement *p);
183 void move_symbol_segment(struct placement *p);
185 struct placement **get_overlapping(struct placement *p);
186 void filter(struct placement **list, bool *pred);
188 int flip(int a, int b);
189 double randdouble(void);
193 void copy_individual(struct individual *src, struct individual *dest);
195 int max2(int a, int b);
196 int min2(int a, int b);
197 int max4(int a, int b, int c, int d);
198 int min4(int a, int b, int c, int d);
200 struct placement dummy_placement;
202 int max2(int a, int b)
204 return (a > b ? a : b);
207 int min2(int a, int b)
209 return (a < b ? a : b);
212 int max4(int a, int b, int c, int d)
214 return max2(max2(a, b), max2(c, d));
217 int min4(int a, int b, int c, int d)
219 return min2(min2(a, b), min2(c, d));
222 void print_label(struct symbol *sym)
226 case SYMBOLIZER_TEXT: ;
227 struct sym_text *st = (struct sym_text *) sym;
228 printf("%s\n", osm_val_decode(st->text));
235 void labeller_init(void)
237 GARY_INIT(requests_point, 0);
238 GARY_INIT(requests_line, 0);
239 GARY_INIT(requests_area, 0);
240 GARY_INIT(buffer_line, 0);
241 GARY_INIT(buffer_linelabel, 0);
242 ep_individuals = ep_new(sizeof(struct individual), 1);
244 page_width_int = floor(page_width);
245 page_height_int = floor(page_height);
247 num_map_parts_row = (page_width_int + conf_map_part_width) / conf_map_part_width;
248 num_map_parts_col = (page_height_int + conf_map_part_height) / conf_map_part_height;
249 num_map_parts = num_map_parts_row * num_map_parts_col;
252 void make_bitmap(struct variant *v, struct symbol *sym)
256 case SYMBOLIZER_POINT:
257 make_bitmap_point(v, (struct sym_point *) sym);
259 case SYMBOLIZER_ICON:
260 make_bitmap_icon(v, (struct sym_icon *) sym);
262 case SYMBOLIZER_TEXT:
263 make_bitmap_label(v, (struct sym_text *) sym);
266 ASSERT(sym->type != SYMBOLIZER_INVALID);
270 void make_bitmap_icon(struct variant *v, struct sym_icon *si)
272 v->width = si->sir.width + 1;
273 v->height = si->sir.height + 1;
274 v->bitmap = malloc(v->width * v->height * sizeof(bool));
275 for (int i=0; i<v->width*v->height; i++) v->bitmap[i] = 1;
278 void make_bitmap_point(struct variant *v, struct sym_point *sp)
280 v->width = v->height = sp->size + 1;
281 v->bitmap = malloc(v->width * v->height * sizeof(bool));
282 // FIXME: Okay, memset would be much nicer here
283 for (int i=0; i<sp->size*sp->size; i++) v->bitmap[i] = 1;
286 void make_bitmap_label(struct variant *v, struct sym_text *text)
288 v->width = ceil(text->tw);
289 v->height = ceil(text->th);
290 v->bitmap = malloc(v->width * v->height * sizeof(bool));
291 for (int i=0; i<v->height; i++)
292 for (int j=0; j<v->width; j++)
294 v->bitmap[i*v->width + j] = 1;
298 void labeller_add_point(struct symbol *sym, struct osm_object *object, z_index_t zindex)
301 printf("Adding point\n");
302 if (object->type != OSM_TYPE_NODE)
304 printf("Warning: Point label requested on non-point object\n");
308 struct request_point *r = GARY_PUSH(requests_point);
310 r->request.type = REQUEST_POINT;
311 r->request.ind = num_requests++;
320 GARY_INIT(r->request.variants, 0);
322 struct variant *v = GARY_PUSH(r->request.variants);
324 struct osm_node *n = (struct osm_node *) object; // FIXME: Compiler warning
329 case SYMBOLIZER_ICON:
330 make_bitmap_icon(v, (struct sym_icon *) sym);
331 r->x = ((struct sym_icon *)sym)->sir.x;
332 r->y = ((struct sym_icon *)sym)->sir.y;
334 case SYMBOLIZER_POINT:
335 make_bitmap_point(v, (struct sym_point *) sym);
337 case SYMBOLIZER_TEXT: ;
338 struct sym_text *st = (struct sym_text *) sym;
339 struct osm_node *n = (struct osm_node *) object;
340 make_bitmap_label(v, st);
346 // printf("Inited point to [%.2f; %.2f] on %u\n", r->x, r->y, r->zindex);
349 void labeller_add_line(struct symbol *sym, z_index_t zindex)
352 printf("Adding line on %u\n", zindex);
353 struct buffer_line *b = GARY_PUSH(buffer_line);
354 b->line = (struct sym_line *) sym;
356 sym_plan(sym, zindex);
359 void labeller_add_linelabel(struct symbol *sym, struct osm_object *o, z_index_t zindex)
361 if (o->type != OSM_TYPE_WAY)
368 printf("[LAB] Labelling way %ju on %u\n", o->id, zindex);
369 struct buffer_linelabel *ll = GARY_PUSH(buffer_linelabel);
370 ll->way = (struct osm_way *) o;
375 void labeller_add_arealabel(struct symbol *sym, struct osm_object *o, z_index_t zindex)
378 printf("Adding area on %u\n", zindex);
379 struct request_area *r = GARY_PUSH(requests_area);
381 r->request.type = REQUEST_AREA;
382 r->request.ind = num_requests++;
384 r->o = (struct osm_multipolygon *) o;
388 osm_obj_center(o, &(r->cx), &(r->cy));
390 GARY_INIT(r->request.variants, 0);
391 struct variant *v = GARY_PUSH(r->request.variants);
394 case SYMBOLIZER_ICON:
396 printf("DEBUG: Icon label\n");
397 make_bitmap_icon(v, (struct sym_icon *) sym);
399 case SYMBOLIZER_TEXT:
401 printf("DEBUG: Text label\n");
402 make_bitmap_label(v, (struct sym_text *) sym);
409 void make_graph(void)
412 struct mempool *mp_edges = mp_new(BLOCK_SIZE);
414 printf("Extracting nodes, will iterate over %lld ways\n", GARY_SIZE(buffer_line));
415 for (uns i=0; i<GARY_SIZE(buffer_line); i++)
417 struct osm_way *way = (struct osm_way *) buffer_line[i].line->s.o;
418 struct graph_node *g_prev = NULL;
419 struct osm_node *o_prev = NULL;
421 CLIST_FOR_EACH(struct osm_ref *, ref, way->nodes)
423 // FIXME: Shall osm_object's type be checked here?
424 struct osm_node *o_node = (struct osm_node *) ref->o;
426 struct graph_node *g_node = hash_find(ref->o->id);
429 g_node = hash_new(ref->o->id);
430 GARY_INIT(g_node->edges, 0);
432 g_node->id = ref->o->id;
433 g_node->num = num_nodes++;
443 struct graph_edge *e = mp_alloc(mp_edges, sizeof(struct graph_edge)); num_edges_dbg++;
444 e->num = num_edges++;
445 e->id = buffer_line[i].line->s.o->id;
446 e->color = buffer_line[i].line->color;
447 e->length = hypot(abs(o_prev->x - o_node->x), abs(o_prev->y - o_node->y));
453 e->longline = (uns) -1;
454 e->line = buffer_line[i].line;
458 struct graph_edge **edge = GARY_PUSH(g_prev->edges);
460 edge = GARY_PUSH(g_node->edges);
468 printf("Made graph with %d edges\n", num_edges_dbg);
471 void dump_graph(void)
473 HASH_FOR_ALL(hash, node)
475 printf("* Node: (%d) #%ju [%.2f; %.2f]\n", node->num, node->id, node->o->x, node->o->y);
476 for (uns i=0; i<GARY_SIZE(node->edges); i++)
478 struct graph_edge *e = node->edges[i];
479 printf("\t edge (%d) #%ju to ", e->num, e->id);
480 if (node->edges[i]->n1->id == node->id)
481 printf("(%d) #%ju [%.2f; %.2f]\n", e->n2->num, e->n2->id, e->n2->o->x, e->n2->o->y);
482 else if (node->edges[i]->n2->id == node->id)
483 printf("(%d) #%ju [%.2f; %.2f]\n", e->n1->num, e->n1->id, e->n1->o->x, e->n1->o->y);
485 printf("BEWARE! BEWARE! BEWARE!\n");
488 if ((node->edges[i]->label)) printf("Labelled\n");
489 if ((node->edges[i]->label) && (node->edges[i]->label->type == SYMBOLIZER_TEXT)) printf(" labelled %s;", osm_val_decode(((struct sym_text *) node->edges[i]->label)->text));
490 printf(" colored %d;", node->edges[i]->color);
491 printf(" length %.2f", node->edges[i]->length);
498 void label_graph(void)
501 printf("There are %u line labels requested\n", GARY_SIZE(buffer_linelabel));
502 for (uns i=0; i<GARY_SIZE(buffer_linelabel); i++)
504 if (buffer_linelabel[i].label->type == SYMBOLIZER_TEXT)
506 printf("Labelling nodes of way %s\n", osm_val_decode(((struct sym_text *) buffer_linelabel[i].label)->text));
507 CLIST_FOR_EACH(struct osm_ref *, ref, buffer_linelabel[i].way->nodes)
510 printf("Looking for node %ju\n", ref->o->id);
511 struct graph_node *n = hash_find(ref->o->id);
514 // FIXME: What shall be done?
519 printf("Searching among %u edges\n", GARY_SIZE(n->edges));
520 for (uns j=0; j<GARY_SIZE(n->edges); j++)
522 if (n->edges[j]->id == buffer_linelabel[i].way->o.id)
525 printf("Labelling node %ju\n", n->id);
526 n->edges[j]->label = buffer_linelabel[i].label;
527 n->edges[j]->zindex = buffer_linelabel[i].zindex;
535 void bfs_edge(struct graph_edge *e, struct graph_node *node, struct graph_node *anode, enum edge_dir dir)
538 printf("BFS edge called for edge %d (going %d) in direction %d\n", e->num, e->dir, dir);
539 struct graph_edge *candidate = NULL;
541 for (uns i=0; i<GARY_SIZE(node->edges); i++)
543 struct graph_edge *other = node->edges[i];
544 if ((other->longline != (uns) -1) && (other->longline != e->longline)) continue;
546 if ((uns) other->visited != e->longline) {
548 printf("Pushing new edge %d / %ju\n", other->num, other->id);
549 struct graph_edge **e_ptr = GARY_PUSH(bfs_queue);
551 other->visited = e->longline;
554 if (((other->n1->id == node->id) && (other->n2->id == anode->id)) ||
555 ((other->n2->id == node->id) && (other->n1->id == anode->id)))
558 if (((other->n1->id == node->id) || (other->n2->id == node->id)) &&
559 (e->label) && (other->label) &&
560 (e->label->type == SYMBOLIZER_TEXT) && (other->label->type == SYMBOLIZER_TEXT) &&
561 (((struct sym_text *) e->label)->text == ((struct sym_text *) other->label)->text))
563 if (! candidate || (other->length > candidate->length))
571 printf("New line in longline %u\n", e->longline);
572 struct graph_edge *other = candidate;
573 other->longline = e->longline;
575 if (((dir == DIR_BWD) && (other->n1->id == node->id)) ||
576 ((dir == DIR_FWD) && (other->n2->id == node->id)))
578 struct graph_node *swp = other->n2;
579 other->n2 = other->n1;
588 longlines[other->longline].first = other;
601 void bfs(uns longline)
604 printf("BFS called for longline %u\n", longline);
606 printf("%d longlines are believed to exist, %d exist\n", num_longlines, GARY_SIZE(longlines));
607 for (uns i=0; i<GARY_SIZE(bfs_queue); i++)
609 struct graph_edge *cur = bfs_queue[i];
611 printf("Exploring new edge %d; %d remaining\n", cur->num, GARY_SIZE(bfs_queue));
612 //ASSERT(! cur->visited);
614 cur->visited = longline;
616 if (cur->longline == (uns) -1)
619 if (cur->dir == DIR_UNSET)
621 cur->dir = DIR_CENTER;
622 bfs_edge(cur, cur->n1, cur->n2, DIR_BWD);
623 bfs_edge(cur, cur->n2, cur->n1, DIR_FWD);
630 bfs_edge(cur, cur->n1, cur->n2, cur->dir);
633 bfs_edge(cur, cur->n2, cur->n1, cur->dir);
643 void bfs_wrapper(void)
645 GARY_INIT(bfs_queue, 0);
646 GARY_INIT(longlines, 0);
648 HASH_FOR_ALL(hash, node)
650 for (uns i=0; i<GARY_SIZE(node->edges); i++)
652 if ((node->edges[i]->label) && (node->edges[i]->longline == (uns) -1))
654 GARY_PUSH(longlines);
655 longlines[num_longlines].first = node->edges[i];
657 printf("Running new BFS\n");
659 printf("Creating longline %u\n", num_longlines);
660 GARY_RESIZE(bfs_queue, 0);
661 struct graph_edge **e = GARY_PUSH(bfs_queue);
663 node->edges[i]->longline = num_longlines;
664 bfs(node->edges[i]->longline);
667 printf("Joined %d edges\n", dbg_num_hits); dbg_num_hits = 0;
669 printf("Planned %u edges\n", GARY_SIZE(bfs_queue));
676 GARY_FREE(bfs_queue);
679 void dump_longlines(void)
681 printf("*** Longlines dump\n");
682 for (uns i=0; i<GARY_SIZE(longlines); i++)
684 printf("Longline %u:", i);
685 struct graph_edge *e = longlines[i].first;
686 if ((e->label) && (e->label->type == SYMBOLIZER_TEXT))
687 printf(" labelled %s", osm_val_decode(((struct sym_text *) e->label)->text));
692 printf("\t#%ju (%d): [%.2f; %.2f] -- [%.2f; %.2f] (dir %d)\n",
693 e->id, e->num, e->n1->o->x, e->n1->o->y, e->n2->o->x, e->n2->o->y, e->dir);
700 struct request_line *make_new_line(void)
702 struct request_line *rl = GARY_PUSH(requests_line);
703 rl->request.ind = num_requests++;
704 rl->request.type = REQUEST_LINE;
705 GARY_INIT(rl->sections, 0);
706 GARY_INIT(rl->request.variants, 0);
711 struct request_section *make_new_section(struct request_line *rl)
713 struct request_section *rls = GARY_PUSH(rl->sections);
714 rls->request.ind = num_requests++;
715 rls->request.type = REQUEST_SECTION;
716 rls->num_segments = 0;
717 GARY_INIT(rls->segments, 0);
718 GARY_INIT(rls->request.variants, 0);
723 struct request_segment *make_new_segment(struct request_section *rls, struct symbol *sym)
725 struct request_segment *rs = GARY_PUSH(rls->segments);
728 rs->request.ind = num_requests++;
729 rs->request.type = REQUEST_SEGMENT;
731 GARY_INIT(rs->request.variants, 0);
732 struct variant *v = GARY_PUSH(rs->request.variants);
738 void cut_edge(struct graph_edge *e, double dist)
741 printf("Cutting [%.2f; %.2f] -- [%.2f; %.2f] to dist %.2f\n", e->n1->o->x, e->n1->o->y, e->n2->o->x, e->n2->o->y, dist);
743 struct graph_edge *new = malloc(sizeof(struct graph_edge));
747 // FIXME? Create new label for new edge, don't only copy pointer?
749 struct osm_node *n1 = e->n1->o;
750 struct osm_node *n2 = e->n2->o;
753 if ((n1->x == n2->x) && (n1->y == n2->y))
755 printf("[%.2f; %.2f] -- [%.2f; %.2f]\n", n1->x, n1->y, n2->x, n2->y);
756 printf("Won't cut point\n");
760 struct osm_node *n11 = malloc(sizeof(struct osm_node));
761 struct graph_node *gn = malloc(sizeof(struct graph_node));
763 double vsize = sqrt(pow(n1->x - n2->x, 2) + pow(n1->y - n2->y, 2));
764 n11->x = n1->x + (n2->x - n1->x) / vsize * dist;
765 n11->y = n1->y + (n2->y - n1->y) / vsize * dist;
767 e->n2 = new->n1 = gn;
769 e->length = hypot(abs(n1->x - n11->x), abs(n1->y - n11->y));
770 new->length = hypot(abs(n11->x - n2->x), abs(n11->y - n2->y));
774 void make_segments(void)
776 for (uns i=0; i<GARY_SIZE(longlines); i++)
778 // Skip lines which are not labelled
779 if (! (longlines[i].first && longlines[i].first->label))
782 struct request_line *request = make_new_line();
783 struct request_section *rls = make_new_section(request);
784 struct request_segment *rs = NULL;
786 struct graph_edge *e = longlines[i].first;
787 double cur_length = 0;
789 struct sym_text *st = NULL;
790 if (e->label->type == SYMBOLIZER_TEXT)
792 st = (struct sym_text *) e->label;
797 printf("Warning: Skipping line\n");
803 printf("New longline\n");
808 printf("BEWARE: Edge cycle\n");
811 e->visited = -1; // FIXME
814 printf("Taking edge from [%.2f; %.2f] to [%.2f; %.2f] of length %.2f\n", e->n1->o->x, e->n1->o->y, e->n2->o->x, e->n2->o->y, e->length);
816 if (st && (e->length < st->tw))
819 //printf("Warning: Skipping segment\n");
823 if (cur_length + e->length > conf_max_section_length + conf_max_section_overlay)
826 printf("Edge too long, length is %.2f; %.2f - %.2f = %.2f\n", e->length, conf_max_section_length, cur_length, conf_max_section_length - cur_length);
827 // HACK to prevent cutting to 0 lenght
828 cut_edge(e, max2(conf_max_section_length - cur_length, 2));
831 rs = make_new_segment(rls, e->label);
832 rs->label = malloc(sizeof(struct sym_text));
833 *((struct sym_text *) rs->label) = *((struct sym_text *) e->label);
835 rs->x1 = e->n1->o->x;
836 rs->y1 = e->n1->o->y;
837 rs->x2 = e->n2->o->x;
838 rs->y2 = e->n2->o->y;
840 rs->slope = (rs->y2 - rs->y1) / (rs->x2 - rs->x1);
841 rs->zindex = e->zindex;
843 cur_length += e->length;
844 if (cur_length > conf_max_section_length)
847 printf("Making new section, new length would be %f, allowed is %.2f / %.2f\n", cur_length + e->length, conf_max_section_length, conf_max_section_overlay);
849 rls = make_new_section(request);
856 if (request->sections[0].num_segments == 0)
859 printf("WARNING: 0 segment section\n");
860 GARY_POP(requests_line);
866 void dump_linelabel_requests(void)
868 for (uns i=0; i<GARY_SIZE(requests_line); i++)
870 if (requests_line[i].sections[0].num_segments == 0)
875 printf("Request for linelabel, %d sections\n", GARY_SIZE(requests_line[i].sections));
876 print_label(requests_line[i].sections[0].segments[0].label);
877 for (uns j=0; j<GARY_SIZE(requests_line[i].sections); j++)
879 printf("%d section, %d segments\n", j, GARY_SIZE(requests_line[i].sections[j].segments));
880 for (uns k=0; k<GARY_SIZE(requests_line[i].sections[j].segments); k++)
882 struct request_segment *rs = &requests_line[i].sections[j].segments[k];
883 printf("[%.2f; %.2f] -- [%.2f; %.2f]\n", rs->x1, rs->y1, rs->x2, rs->y2);
890 void dump_bitmaps(struct individual *individual)
892 bool *bitmap = malloc(page_width_int * page_height_int * sizeof(bool));
893 printf("Bitmap size is %d\n", page_width_int * page_height_int);
894 for (int i=0; i<page_height_int; i++)
895 for (int j=0; j<page_width_int; j++)
896 bitmap[i*page_width_int + j] = 0;
898 for (uns i=0; i<GARY_SIZE(individual->placements); i++)
900 if (individual->placements[i].variant_used == -1) continue;
902 struct placement *p = &(individual->placements[i]);
903 struct variant *v = NULL;
905 switch (p->request->type)
907 case REQUEST_SEGMENT: ;
908 case REQUEST_POINT: ;
910 v = &(p->request->variants[p->variant_used]);
913 ASSERT(p->request->type != REQUEST_INVALID);
917 for (int row = max2(p->y, 0); row < min2(p->y + v->height, page_height_int); row++)
919 for (int col = max2(p->x, 0); col < min2(p->x + v->width, page_width_int); col++)
921 bitmap[row * page_width_int + col] = 1;
927 FILE *fd_dump = fopen("dump.pbm", "w");
928 fprintf(fd_dump, "P1\n");
929 fprintf(fd_dump, "%d %d\n", page_width_int, page_height_int);
930 for (int i=0; i<page_height_int; i++)
932 for (int j=0; j<page_width_int; j++)
934 fprintf(fd_dump, "%d", bitmap[(int) (i*page_width_int + j)] ? 1 : 0);
936 fprintf(fd_dump, "\n");
941 void dump_individual(struct individual *individual)
943 printf("*** Dumping INDIVIDUAL ***\n");
944 printf("(There are %d requests)\n", num_requests);
945 for (uns i=0; i<GARY_SIZE(individual->placements); i++)
947 struct placement *p = &(individual->placements[i]);
949 switch (p->request->type)
952 printf("Point at [%.2f; %.2f] on %u\n", p->x, p->y, ((struct request_point *) p->request)->zindex);
955 struct request_line *rl = (struct request_line *) p->request;
957 print_label(rl->sections[0].segments[0].label);
959 case REQUEST_SECTION: ;
962 case REQUEST_SEGMENT: ;
963 if (p->variant_used >= 0)
964 printf("Segment placed at [%.2f; %.2f] on %u\n", p->x, p->y, ((struct request_segment *) p->request)->zindex);
966 printf("Segment not placed\n");
969 struct request_area *ra = (struct request_area *) p->request;
970 printf("Area label ");
971 print_label(ra->label);
972 printf(" at [%.2f; %.2f] on %u\n", p->x, p->y, ((struct request_area *) p->request)->zindex);
975 printf("Testing request type (dump_individual)\n");
976 ASSERT(p->request->type != 0);
979 printf("\nTotal penalty: %d\n", individual->penalty);
982 void plan_individual(struct individual *individual)
984 for (uns i=0; i<GARY_SIZE(individual->placements); i++)
986 struct symbol *s = NULL;
987 z_index_t zindex = 0;
988 if (individual->placements[i].variant_used < 0) continue;
989 switch (individual->placements[i].request->type)
991 case REQUEST_POINT: ;
992 struct request_point *rp = (struct request_point *) individual->placements[i].request;
996 case REQUEST_SEGMENT: ;
997 struct request_segment *rs = (struct request_segment *) individual->placements[i].request;
1001 case REQUEST_LINE: ;
1003 case REQUEST_AREA: ;
1004 struct request_area *ra = (struct request_area *) individual->placements[i].request;
1006 zindex = ra->zindex;
1009 ASSERT(individual->placements[i].request != REQUEST_INVALID);
1014 printf("Will plan symbol at [%.2f; %.2f] on %u\n", individual->placements[i].x, individual->placements[i].y, zindex);
1016 if (s) switch (s->type)
1018 case SYMBOLIZER_POINT: ;
1019 struct sym_point *sp = (struct sym_point *) s;
1020 sp->x = individual->placements[i].x;
1021 sp->y = individual->placements[i].y;
1022 sym_plan((struct symbol *) sp, zindex);
1024 case SYMBOLIZER_ICON: ;
1025 struct sym_icon *si = (struct sym_icon *) s;
1026 si->sir.x = individual->placements[i].x;
1027 si->sir.y = individual->placements[i].y;
1028 sym_plan((struct symbol *) si, zindex);
1030 case SYMBOLIZER_TEXT: ;
1031 struct sym_text *st = (struct sym_text *) s;
1032 st->x = individual->placements[i].x;
1033 st->y = individual->placements[i].y;
1034 st->next_duplicate = NULL;
1035 if (dbg_plan) printf("Planning text %s at [%.2f; %.2f] on %u, with rotation %.2f\n", osm_val_decode(st->text), st->x, st->y, zindex, st->rotate);
1036 sym_plan((struct symbol *) st, zindex);
1039 ASSERT(s->type != SYMBOLIZER_INVALID);
1044 void dump_penalties(void)
1046 for (int i=0; i<conf_pop_size; i++)
1048 printf("Individual %d has penalty %d\n", i, population1[i]->penalty);
1052 void labeller_label(void)
1059 printf("Having %u point requests, %u line requests and %u area requests\n", GARY_SIZE(requests_point), GARY_SIZE(requests_line), GARY_SIZE(requests_area));
1061 GARY_INIT(population1, conf_pop_size);
1062 GARY_INIT(population2, conf_pop_size);
1065 qsort(population1, conf_pop_size, sizeof(struct individual *), cmp_individual);
1070 printf("Dealing with %d requests\n", num_requests);
1072 mutate_pop_size = conf_mutate_pop_size * conf_pop_size;
1073 mutate_rbest_size = conf_mutate_rbest * conf_pop_size;
1076 printf("Mutation parameters:\n");
1077 printf(" %d individuals are created\n", mutate_pop_size);
1078 printf(" %d best individuals in old population are considered\n", mutate_rbest_size);
1081 elite_pop_size = conf_elite_pop_size * conf_pop_size;
1084 printf("Elitism parameters:\n");
1085 printf(" %d best individuals are copied\n", elite_pop_size);
1088 while (! shall_terminate())
1092 printf("*** Iteration %d ***\n", iteration);
1097 struct individual **swp = population1;
1098 population1 = population2;
1106 qsort(population1, conf_pop_size, sizeof(struct individual *), cmp_individual);
1112 plan_individual(population1[0]);
1119 void labeller_cleanup(void)
1123 void make_population(void)
1125 for (int i=0; i<conf_pop_size; i++)
1127 struct individual *i2 = ep_alloc(ep_individuals);
1128 init_individual(i2);
1129 population2[i] = i2;
1132 printf("Making individual %d\n", i);
1133 struct individual *individual = ep_alloc(ep_individuals); init_individual(individual);
1134 population1[i] = individual;
1137 for (uns j=0; j<GARY_SIZE(requests_point); j++)
1139 init_placement(&(individual->placements[p++]), individual, (struct request *) &requests_point[j]);
1142 for (uns j=0; j<GARY_SIZE(requests_line); j++)
1144 init_placement(&(individual->placements[p++]), individual, (struct request *) &requests_line[j]);
1146 for (uns k=0; k<GARY_SIZE(requests_line[j].sections); k++)
1148 init_placement(&(individual->placements[p++]), individual, (struct request *) &requests_line[j].sections[k]);
1150 for (uns l=0; l<GARY_SIZE(requests_line[j].sections[k].segments); l++)
1152 init_placement(&(individual->placements[p++]), individual, (struct request *) &requests_line[j].sections[k].segments[l]);
1157 for (uns j=0; j<GARY_SIZE(requests_area); j++)
1159 init_placement(&(individual->placements[p++]), individual, (struct request *) &requests_area[j]);
1162 hide_segment_labels(individual);
1164 ASSERT(p == num_requests);
1168 bool shall_terminate(void)
1170 switch (conf_term_cond)
1172 case TERM_COND_PENALTY:
1173 return (population1[0]->penalty < conf_penalty_bound);
1174 case TERM_COND_STAGNATION:
1175 return (abs(old_best - population1[0]->penalty) < conf_stagnation_bound);
1176 case TERM_COND_ITERATIONS:
1177 return (iteration >= conf_iteration_limit);
1179 // FIXME: Warn the user that no condition is set
1188 printf("%.2f\n", ((double) conf_breed_pop_size_perc/100));
1189 int conf_breed_pop_size = ((double) conf_breed_pop_size_perc/100) * conf_pop_size;
1190 struct individual **breed_buffer;
1191 while (i < conf_breed_pop_size)
1193 printf("%d < %d, breeding\n", i, conf_breed_pop_size);
1194 int parent1 = randint(1, conf_breed_pop_size);
1195 int parent2 = randint(1, conf_breed_pop_size);
1196 printf("Will breed %d and %d, chosen of %d best of %d population (intended to be %d)\n", parent1, parent2, conf_breed_pop_size, GARY_SIZE(population1), conf_pop_size);
1197 breed_buffer = perform_crossover(population1[parent1], population1[parent2]);
1198 population2[pop2_ind++] = breed_buffer[0];
1199 population2[pop2_ind++] = breed_buffer[1];
1204 acc += conf_breed_rbest_perc;
1206 return; // FIXME: DEBUG HACK
1208 int remaining = (1 - acc) * (conf_pop_size * conf_breed_perc);
1209 int step = remaining / conf_pop_size;
1210 for (; i<conf_pop_size; i += 2)
1212 printf("Asking for %d and %d of %d\n", i*step, i*(step+1), conf_pop_size);
1213 breed_buffer = perform_crossover(population1[i*step], population1[i*step+1]);
1214 population2[pop2_ind++] = breed_buffer[0];
1215 population2[pop2_ind++] = breed_buffer[1];
1218 // FIXME: Could there be one missing individual?
1221 struct individual **perform_crossover(struct individual *parent1, struct individual *parent2)
1223 struct individual **buffer = malloc(2*sizeof(struct individual));
1224 struct individual *child1 = ep_alloc(ep_individuals); init_individual(child1);
1225 struct individual *child2 = ep_alloc(ep_individuals); init_individual(child2);
1227 printf("Performing crossover\n");
1229 for (uns i=0; i<GARY_SIZE(parent1->placements); i++)
1231 printf("%dth placement out of %d\n", i, num_requests);
1232 if (! parent1->placements[i].processed)
1234 struct placement **clos_symbols = get_closure(&(parent1->placements[i]), parent1, parent2);
1235 int x = randint(1, 2);
1239 copy_symbols(clos_symbols, parent1, child1);
1240 copy_symbols(clos_symbols, parent2, child2);
1244 copy_symbols(clos_symbols, parent2, child1);
1245 copy_symbols(clos_symbols, parent1, child2);
1247 printf("Symbols copied; %lld\n", GARY_SIZE(clos_symbols));
1248 GARY_FREE(clos_symbols);
1251 if (conf_mutate_children)
1253 if (randint(1, 1000) < conf_mutate_children_prob * 1000) perform_mutation(child1);
1254 if (randint(1, 1000) < conf_mutate_children_prob * 1000) perform_mutation(child2);
1265 for (int i=0; i < mutate_pop_size; i++)
1269 int ind = randint(1, mutate_rbest_size);
1271 printf("Mutating %d-th individual of original population\n", ind);
1272 copy_individual(population1[ind], population2[pop2_ind]);
1274 printf("Individual %d in pop2 inited from individual %d in pop1\n", pop2_ind, ind);
1275 perform_mutation(population2[pop2_ind]);
1280 void perform_mutation(struct individual *individual)
1282 for (uns i=0; i<GARY_SIZE(individual->placements); i++)
1284 double x = randdouble();
1287 if (x <= acc + conf_mutate_move_bound)
1290 printf("Mutation: Moving symbol in placement %u\n", i);
1291 move_symbol(&(individual->placements[i]));
1294 acc += conf_mutate_move_bound;
1296 if (x <= acc + conf_mutate_regen_bound)
1298 gen_coords(&(individual->placements[i]));
1301 acc += conf_mutate_regen_bound;
1303 if (x <= acc + conf_mutate_chvar_bound)
1305 struct placement *p = &(individual->placements[i]);
1306 switch (p->request->type)
1309 case REQUEST_SEGMENT:
1311 // Does nothing when there are 0 variants... does it mind?
1312 p->variant_used = randint(0, GARY_SIZE(p->request->variants) - 1);
1314 case REQUEST_SECTION:
1315 p->variant_used = randint(0, GARY_SIZE(((struct request_section *) p->request)->segments)-1);
1326 for (int i=0; i<elite_pop_size; i++)
1328 copy_individual(population1[i], population2[pop2_ind++]);
1332 int overlaps(struct placement *p1, struct placement *p2)
1334 if (p1->request->type != REQUEST_POINT &&
1335 p1->request->type != REQUEST_SEGMENT &&
1336 p1->request->type != REQUEST_AREA)
1339 if (p2->request->type != REQUEST_POINT &&
1340 p2->request->type != REQUEST_SEGMENT &&
1341 p2->request->type != REQUEST_AREA)
1344 if (p1->variant_used == -1 || p2->variant_used == -1)
1347 struct variant *v1, *v2;
1349 v1 = &(p1->request->variants[p1->variant_used]);
1350 v2 = &(p2->request->variants[p2->variant_used]);
1352 int p1x = p1->x; int p1y = p1->y;
1353 int p2x = p2->x; int p2y = p2->y;
1356 for (int y=max2(0, max2(p1y, p2y)); y<min2(page_height_int, min2(p1y+v1->height, p2y+v2->height)); y++)
1357 for (int x=max2(0, max2(p1x, p2x)); x<min2(page_width_int, min2(p1x+v1->width, p2x+v2->width)); x++)
1359 if (v1->bitmap[(y-p1y)*v1->width + (x-p1x)] &&
1360 v2->bitmap[(y-p2y)*v2->width + (x-p2x)])
1367 int get_overlap(struct placement *p)
1369 struct map_part **parts = get_map_parts(p);
1373 printf("Placement of request %d seems not to be placed\n", p->request->ind);
1377 struct placement **others;
1380 GARY_INIT_ZERO(planned, num_requests);
1381 planned[p->request->ind] = 1;
1382 GARY_INIT(others, 0);
1384 for (uns i=0; i<GARY_SIZE(parts); i++)
1386 struct map_placement *mp = parts[i]->placement->next;
1389 if (! planned[mp->placement->request->ind])
1391 struct placement **p = GARY_PUSH(others);
1393 planned[mp->placement->request->ind] = true;
1400 for (uns i=0; i<GARY_SIZE(others); i++)
1402 overlap += overlaps(p, others[i]);
1412 int individual_overlap(struct individual *individual)
1416 for (uns i=0; i<GARY_SIZE(individual->placements); i++)
1418 overlap += get_overlap(&individual->placements[i]);
1424 int cmp_individual(const void *a, const void *b)
1426 struct individual **ia = (struct individual **) a;
1427 struct individual **ib = (struct individual **) b;
1429 return (*ia)->penalty - (*ib)->penalty;
1432 void rank_population(void)
1436 for (int i=0; i<conf_pop_size; i++)
1439 printf("Individual %d\n", i);
1440 population1[i]->penalty = 0;
1442 penalty = individual_overlap(population1[i]);
1444 printf("Increasing penalty by %d for overlap\n", penalty);
1445 population1[i]->penalty += penalty;
1449 struct map_part **get_map_parts(struct placement *p)
1451 if (p->variant_used < 0) return NULL;
1453 struct map_part **buffer;
1454 GARY_INIT(buffer, 0);
1457 printf("Looking for map parts containing placement of request %d, placed at [%.2f; %.2f]\n", p->request->ind, p->x, p->y);
1460 switch (p->request->type)
1463 case REQUEST_SEGMENT:
1465 v = p->request->variants[p->variant_used];
1471 int x_min = max2(0, p->x) / conf_map_part_width;
1472 int x_max = min2(page_width_int, (p->x + v.width + conf_map_part_width - 1)) / conf_map_part_width;
1473 int y_min = max2(0, p->y) / conf_map_part_height;
1474 int y_max = min2(page_height_int, (p->y + v.height + conf_map_part_height - 1)) / conf_map_part_height;
1477 printf("Cells between [%d; %d] and [%d; %d] generated\n", x_min, y_min, x_max, y_max);
1479 for (int y=y_min; y<=y_max; y++)
1480 for (int x=x_min; x<=x_max; x++)
1482 struct map_part **m = GARY_PUSH(buffer);
1484 printf("Asking for %d of %u\n", y * num_map_parts_row + x, GARY_SIZE(p->individual->map));
1485 *m = p->individual->map[y * num_map_parts_row + x];
1491 void update_map_parts(struct placement *p)
1493 struct placement_link *ml = p->map_links;
1496 struct map_placement *mp = ml->mp;
1498 mp->prev->next = mp->next;
1500 mp->next->prev = mp->prev;
1503 struct placement_link *tmp = ml;
1507 p->map_links = NULL;
1509 struct map_part **parts = get_map_parts(p);
1510 if (parts == NULL) return;
1512 for (uns i=0; i<GARY_SIZE(parts); i++)
1514 struct map_placement *mp = malloc(sizeof(struct map_placement));
1517 mp->next = parts[i]->placement->next;
1518 mp->prev = parts[i]->placement;
1519 parts[i]->placement->next = mp;
1520 if (mp->next) mp->next->prev = mp;
1522 struct placement_link *ml = malloc(sizeof(struct placement_link));
1524 ml->next = p->map_links;
1531 void gen_coords(struct placement *p)
1533 switch(p->request->type)
1536 gen_coords_point(p);
1541 case REQUEST_SEGMENT:
1542 gen_coords_segment(p);
1546 printf("Not yet implemented\n");
1550 printf("Testing request type\n");
1551 ASSERT(p->request->type != REQUEST_INVALID);
1554 update_map_parts(p);
1557 double gen_movement(void)
1559 double m = (random() % 1000000) / 10000;
1560 m = pow(m, 1.0/3) * flip(1, -1);
1562 printf("Movement %.2f\n", m);
1566 double gen_movement_uniform(void)
1568 return (move_max - move_min) * randdouble() * flip(1, -1);
1571 void gen_coords_point(struct placement *p)
1573 p->x = p->x + gen_movement();
1576 void gen_coords_segment(struct placement *p)
1578 struct request_segment *rs = (struct request_segment *) p->request;
1580 p->x = (a == 1 ? rs->x1 : rs->x2);
1581 p->y = (a == 1 ? rs->y1 : rs->y2);
1584 void gen_coords_area(struct placement *p)
1586 struct request_area *ra = (struct request_area *) p->request;
1588 p->x = p->x + gen_movement();
1589 p->y = p->y + gen_movement();
1592 printf("Moved label to [%.2f; %.2f] from [%.2f; %.2f]\n", p->x, p->y, ra->cx, ra->cy);
1595 struct map_part **get_parts(struct placement *symbol, struct individual *individual)
1597 struct map_part **buffer;
1598 GARY_INIT(buffer, 0);
1599 int x_min = symbol->x / conf_part_size;
1600 int x_max = (symbol->x /*+ symbol->bitmap->width*/ + conf_part_size - 1) / conf_part_size;
1601 int y_min = symbol->y / conf_part_size;
1602 int y_max = (symbol->y /*+ symbol->bitmap->height*/ + conf_part_size - 1) / conf_part_size;
1604 for (int x=x_min; x < x_max; x++)
1605 for (int y=y_min; y < y_max; y++)
1607 struct map_part *m = GARY_PUSH(buffer);
1608 *m = individual->map[x][y];
1614 int randint(int min, int max)
1616 if (min == max) return min;
1618 //printf("Returning %d + (%d %% (%d - %d)) = %d + %d %% %d = %d + %d = %d\n", min, r, max, min, min, r, max-min, min, r%(max-min), min+(r%(max-min)));
1619 return min + (r % (max - min));
1620 return (r * (max - min));
1623 struct placement **get_closure(struct placement *placement, struct individual *parent1, struct individual *parent2 UNUSED)
1625 printf("Getting closure\n");
1626 struct placement **closure;
1627 GARY_INIT(closure, 0);
1628 bool *chosen = malloc(GARY_SIZE(parent1->placements) * sizeof(bool));
1629 chosen[placement->request->ind] = 1;
1631 struct placement **p = GARY_PUSH(closure); *p = placement;
1634 while (first < GARY_SIZE(closure))
1636 printf("Iterating, first is %d\n", first);
1637 struct placement **overlapping = get_overlapping(placement);
1638 filter(overlapping, chosen);
1639 for (uns j=0; j<GARY_SIZE(overlapping); j++)
1641 p = GARY_PUSH(closure); *p = overlapping[j];
1642 chosen[overlapping[j]->request->ind] = 1;
1644 GARY_FREE(overlapping);
1651 void copy_symbols(struct placement **closure, struct individual *parent, struct individual *child)
1653 //printf("%d\n", child->penalty);
1654 //printf("Closure size: %lld\n", GARY_SIZE(closure));
1655 for (uns i=0; i<GARY_SIZE(closure); i++)
1657 int ind = closure[i]->request->ind;
1658 child->placements[ind] = parent->placements[ind];
1659 child->placements[ind].processed = 0;
1663 void move_symbol(struct placement *p)
1665 switch (p->request->type)
1669 move_symbol_point(p);
1671 case REQUEST_SEGMENT:
1672 move_symbol_segment(p);
1675 ASSERT(p->request->type != REQUEST_INVALID);
1679 void move_symbol_point(struct placement *p)
1681 p->x += gen_movement_uniform();
1682 p->y += gen_movement_uniform();
1685 void move_symbol_segment(struct placement *p)
1687 double m = gen_movement_uniform();
1690 p->y += m * ((struct request_segment *) p->request)->slope;
1693 void hide_segment_labels(struct individual *individual)
1695 // BEWARE: This fully depends on current genetic encoding
1697 int used = -1, num = -1;
1698 for (uns i=0; i<GARY_SIZE(individual->placements); i++)
1700 switch (individual->placements[i].request->type)
1702 case REQUEST_SECTION:
1703 used = individual->placements[i].variant_used;
1706 case REQUEST_SEGMENT:
1708 individual->placements[i].variant_used = 0;
1710 individual->placements[i].variant_used = -1;
1719 void init_placement(struct placement *p, struct individual *individual, struct request *r)
1724 p->x = p->y = 0; // To prevent valgrind from complaining
1725 p->variant_used = 0;
1726 p->map_links = NULL;
1727 p->individual = individual;
1730 case REQUEST_POINT: ;
1731 struct request_point *rp = (struct request_point *) r;
1735 case REQUEST_LINE: ;
1737 case REQUEST_SECTION: ;
1738 struct request_section *rls = (struct request_section *) r;
1739 p->variant_used = randint(0, rls->num_segments);
1741 case REQUEST_SEGMENT: ;
1742 struct request_segment *rs = (struct request_segment *) r;
1746 case REQUEST_AREA: ;
1747 struct request_area *ra = (struct request_area *) r;
1750 p->variant_used = 0;
1753 ASSERT(p->request->type != REQUEST_INVALID);
1754 printf("Valid request: %d\n", p->request->type);
1759 printf("Inited placement to [%.2f; %.2f]\n", p->x, p->y);
1762 void init_individual(struct individual *i)
1764 //printf("Initing individual\n");
1765 GARY_INIT(i->placements, num_requests);
1766 GARY_INIT(i->map, 0);
1767 for (uns j=0; j<num_map_parts; j++)
1769 struct map_part *part = GARY_PUSH(i->map);
1770 GARY_INIT(part->placement, 0);
1771 struct map_placement *mp = GARY_PUSH(part->placement);
1772 mp->placement = &dummy_placement;
1773 mp->next = mp->prev = NULL;
1775 i->penalty = 0; // FIXME
1778 printf("Individual inited, has %u map parts\n", GARY_SIZE(i->map));
1781 struct placement **get_overlapping(struct placement *p UNUSED)
1783 struct placement **buffer;
1784 GARY_INIT(buffer, 0);
1788 void filter(struct placement **list UNUSED, bool *pred UNUSED)
1793 int flip(int a, int b)
1795 return (random() % 2 ? a : b);
1798 double randdouble(void)
1800 return ((double) rand() / (double) RAND_MAX);
1806 GARY_FREE(requests_point);
1807 GARY_FREE(requests_line);
1808 GARY_FREE(requests_area);
1811 void copy_individual(struct individual *src, struct individual *dest)
1813 dest->penalty = src->penalty;
1814 GARY_INIT(dest->placements, GARY_SIZE(src->placements));
1815 for (uns i=0; i<GARY_SIZE(src->placements); i++)
1817 dest->placements[i] = src->placements[i];
1818 dest->placements[i].map_links = NULL;
1820 for (uns j=0; j<num_map_parts; j++)
1822 struct map_part *part = GARY_PUSH(dest->map);
1823 GARY_INIT(part->placement, 0);
1824 struct map_placement *mp = GARY_PUSH(part->placement);
1825 mp->placement = &dummy_placement;
1826 mp->next = mp->prev = NULL;