int dbg_bfs = 0;
int dbg_map_parts = 0;
int dbg_movement = 0;
+int dbg_init = 0;
+int dbg_overlaps = 0;
+int dbg_rank = 0;
+int dbg_evolution = 0;
+int dbg_mutation = 0;
int page_width_int;
int page_height_int;
int conf_breed_perc = 50; // Percentage of new pop created by breeding
bool conf_mutate_children = 1;
-int conf_mutate_children_prob = 0.3;
+double conf_mutate_children_prob = 0.3;
-int conf_mutate_rbest_perc = 60;
-int conf_mutate_pop_size_perc = 20;
+double conf_mutate_rbest = 1;
+double conf_mutate_pop_size = 0.9;
-int conf_mutate_move_bound = 0.2;
-int conf_mutate_regen_bound = 0.1;
-int conf_mutate_chvar_bound = 0.1;
+double conf_mutate_move_bound = 1.0;
+double conf_mutate_regen_bound = 0.0;
+double conf_mutate_chvar_bound = 0.0;
-int conf_elite_perc = 5;
+int mutate_pop_size;
+int mutate_rbest_size;
+
+double conf_elite_pop_size = 0.1;
+int elite_pop_size;
double conf_max_section_length = 100;
double conf_max_section_overlay = 10;
int conf_part_size = 50;
int move_min = 0;
-int move_max = 1;
+int move_max = 5;
int num_requests = 0;
+int num_placements = 0;
int conf_map_part_width = 5;
int conf_map_part_height = 5;
void bfs(uns longline);
void make_segments(void);
+int overlaps(struct placement *p1, struct placement *p2);
+int get_overlap(struct placement *p);
+int individual_overlap(struct individual *individual);
+
void make_population(void);
bool shall_terminate(void);
void breed(void);
void rank_population(void);
void plan_individual(struct individual *individual);
+int cmp_individual(const void *a, const void *b);
+
void make_bitmap(struct variant *v, struct symbol *sym);
void make_bitmap_icon(struct variant *v, struct sym_icon *si);
void make_bitmap_point(struct variant *v, struct sym_point *sp);
void dump_linelabel_requests(void);
void dump_individual(struct individual *individual);
void print_label(struct symbol *sym);
+void dump_penalties(struct individual **population);
double gen_movement(void);
+double gen_movement_uniform(void);
void gen_coords(struct placement *p);
void gen_coords_point(struct placement *p);
void gen_coords_segment(struct placement *p);
void copy_symbols(struct placement **closure, struct individual *parent, struct individual *child);
void move_symbol(struct placement *p);
void move_symbol_point(struct placement *p);
+void move_symbol_segment(struct placement *p);
struct placement **get_overlapping(struct placement *p);
void filter(struct placement **list, bool *pred);
void make_bitmap(struct variant *v, struct symbol *sym)
{
+ v->offset_x = v->offset_y = 0;
+
switch (sym->type)
{
case SYMBOLIZER_POINT:
void make_bitmap_icon(struct variant *v, struct sym_icon *si)
{
- v->width = si->sir.icon->width;
- v->height = si->sir.icon->height;
- v->bitmap = malloc((int) ceil(v->width * v->height * sizeof(bool)));
+ v->width = si->sir.width + 1;
+ v->height = si->sir.height + 1;
+ v->bitmap = malloc(v->width * v->height * sizeof(bool));
for (int i=0; i<v->width*v->height; i++) v->bitmap[i] = 1;
}
void make_bitmap_point(struct variant *v, struct sym_point *sp)
{
- v->width = v->height = sp->size;
- v->bitmap = malloc(sp->size*sp->size * sizeof(bool));
+ v->width = v->height = sp->size + 1;
+ v->bitmap = malloc(v->width * v->height * sizeof(bool));
// FIXME: Okay, memset would be much nicer here
for (int i=0; i<sp->size*sp->size; i++) v->bitmap[i] = 1;
}
void labeller_add_point(struct symbol *sym, struct osm_object *object, z_index_t zindex)
{
-printf("Adding point\n");
+ if (dbg_requests)
+ printf("Adding point\n");
if (object->type != OSM_TYPE_NODE)
{
printf("Warning: Point label requested on non-point object\n");
struct osm_node *n = (struct osm_node *) object; // FIXME: Compiler warning
r->x = n->x;
r->y = n->y;
+ make_bitmap(v, sym);
switch (sym->type)
{
case SYMBOLIZER_ICON:
- make_bitmap_icon(v, (struct sym_icon *) sym);
+ // FIXME: Really?
r->x = ((struct sym_icon *)sym)->sir.x;
r->y = ((struct sym_icon *)sym)->sir.y;
break;
- case SYMBOLIZER_POINT:
- make_bitmap_point(v, (struct sym_point *) sym);
- break;
- case SYMBOLIZER_TEXT: ;
- struct sym_text *st = (struct sym_text *) sym;
- struct osm_node *n = (struct osm_node *) object;
- make_bitmap_label(v, st);
default:
// FIXME
return;
return;
}
- printf("[LAB] Labelling way %ju on %u\n", o->id, zindex);
+ if (dbg_requests)
+ printf("[LAB] Labelling way %ju on %u\n", o->id, zindex);
struct buffer_linelabel *ll = GARY_PUSH(buffer_linelabel);
ll->way = (struct osm_way *) o;
ll->label = sym;
void labeller_add_arealabel(struct symbol *sym, struct osm_object *o, z_index_t zindex)
{
-printf("Adding area on %u\n", zindex);
+ if (dbg_requests)
+ printf("Adding area on %u\n", zindex);
struct request_area *r = GARY_PUSH(requests_area);
r->request.type = REQUEST_AREA;
GARY_INIT(r->request.variants, 0);
struct variant *v = GARY_PUSH(r->request.variants);
- switch (sym->type)
- {
- case SYMBOLIZER_ICON:
- printf("DEBUG: Icon label\n");
- make_bitmap_icon(v, (struct sym_icon *) sym);
- break;
- case SYMBOLIZER_TEXT:
- printf("DEBUG: Text label\n");
- make_bitmap_label(v, (struct sym_text *) sym);
- default:
- // FIXME
- ;
- }
+ make_bitmap(v, sym);
}
void make_graph(void)
rl->request.ind = num_requests++;
rl->request.type = REQUEST_LINE;
GARY_INIT(rl->sections, 0);
+ GARY_INIT(rl->request.variants, 0);
return rl;
}
rls->request.type = REQUEST_SECTION;
rls->num_segments = 0;
GARY_INIT(rls->segments, 0);
+ GARY_INIT(rls->request.variants, 0);
return rls;
}
rs->request.ind = num_requests++;
rs->request.type = REQUEST_SEGMENT;
- struct variant *v = malloc(sizeof(struct variant));
+ GARY_INIT(rs->request.variants, 0);
+ struct variant *v = GARY_PUSH(rs->request.variants);
make_bitmap(v, sym);
- rs->request.variants = v;
return rs;
}
*new = *e;
e->next = new;
+ // FIXME? Create new label for new edge, don't only copy pointer?
+
struct osm_node *n1 = e->n1->o;
struct osm_node *n2 = e->n2->o;
rs->x2 = e->n2->o->x;
rs->y2 = e->n2->o->y;
- // FIXME: Set text rotation
- rs->angle = atan2(rs->x2 - rs->x1, rs->y2 - rs->y1);
+ rs->slope = (rs->y2 - rs->y1) / (rs->x2 - rs->x1);
rs->zindex = e->zindex;
cur_length += e->length;
for (uns i=0; i<GARY_SIZE(individual->placements); i++)
{
-fprintf(stderr, "%d-th placement\n", i);
+ if (individual->placements[i].variant_used == -1) continue;
+
struct placement *p = &(individual->placements[i]);
struct variant *v = NULL;
v = &(p->request->variants[p->variant_used]);
break;
default:
- printf("Testing request type (dump_bitmaps): %d\n", p->request->type);
ASSERT(p->request->type != REQUEST_INVALID);
continue;
}
- printf("Got after with %d-th placement of request type %d\n", i, p->request->type);
-
- printf("Rendering %d-th label %d x %d (w x h)\n", i, v->width, v->height);
for (int row = max2(p->y, 0); row < min2(p->y + v->height, page_height_int); row++)
{
for (int col = max2(p->x, 0); col < min2(p->x + v->width, page_width_int); col++)
{
- printf("Writing to %d\n", row*page_width_int + col);
bitmap[row * page_width_int + col] = 1;
}
}
ASSERT(s->type != SYMBOLIZER_INVALID);
}
}
+}
+void dump_penalties(struct individual **population)
+{
+ for (int i=0; i<conf_pop_size; i++)
+ {
+ printf("Individual %d has penalty %d\n", i, population[i]->penalty);
+ }
}
void labeller_label(void)
GARY_INIT(population1, conf_pop_size);
GARY_INIT(population2, conf_pop_size);
make_population();
+ rank_population();
+ qsort(population1, conf_pop_size, sizeof(struct individual *), cmp_individual);
+
+ if (dbg_evolution)
+ dump_penalties(population1);
printf("Dealing with %d requests\n", num_requests);
-/*
+ mutate_pop_size = conf_mutate_pop_size * conf_pop_size;
+ mutate_rbest_size = conf_mutate_rbest * conf_pop_size;
+ if (dbg_evolution)
+ {
+ printf("Mutation parameters:\n");
+ printf(" %d individuals are created\n", mutate_pop_size);
+ printf(" %d best individuals in old population are considered\n", mutate_rbest_size);
+ }
+
+ elite_pop_size = conf_elite_pop_size * conf_pop_size;
+ if (dbg_evolution)
+ {
+ printf("Elitism parameters:\n");
+ printf(" %d best individuals are copied\n", elite_pop_size);
+ }
+
while (! shall_terminate())
{
iteration++;
+ if (dbg_evolution)
+ printf("*** Iteration %d ***\n", iteration);
+
+ mutate();
+ elite();
struct individual **swp = population1;
population1 = population2;
population2 = swp;
pop2_ind = 0;
+
+ if (dbg_evolution)
+ dump_penalties(population1);
+
+ rank_population();
+ qsort(population1, conf_pop_size, sizeof(struct individual *), cmp_individual);
+
+ if (dbg_evolution)
+ dump_penalties(population1);
}
-*/
plan_individual(population1[0]);
{
for (int i=0; i<conf_pop_size; i++)
{
- printf("Making individual %d\n", i);
+ num_placements = 0; // FIXME: This IS a terrible HACK
+ struct individual *i2 = ep_alloc(ep_individuals);
+ init_individual(i2);
+ population2[i] = i2;
+
+ if (dbg_init)
+ printf("Making individual %d\n", i);
struct individual *individual = ep_alloc(ep_individuals); init_individual(individual);
population1[i] = individual;
void mutate(void)
{
- int i = 0;
- int conf_mutate_pop_size = conf_mutate_pop_size_perc * conf_pop_size;
- while (i < conf_mutate_rbest_perc * conf_pop_size)
+ for (int i=0; i < mutate_pop_size; i++)
{
- int ind = randint(1, conf_mutate_pop_size);
- copy_individual(population2[pop2_ind], population1[ind]);
+ if (dbg_mutation)
+ printf("%d\n", i);
+ int ind = randint(1, mutate_rbest_size);
+ if (dbg_mutation)
+ printf("Mutating %d-th individual of original population\n", ind);
+ copy_individual(population1[ind], population2[pop2_ind]);
+ if (dbg_mutation)
+ printf("Individual %d in pop2 inited from individual %d in pop1\n", pop2_ind, ind);
perform_mutation(population2[pop2_ind]);
pop2_ind++;
}
{
for (uns i=0; i<GARY_SIZE(individual->placements); i++)
{
- int x = randint(1, 1000);
- int acc = 0;
+ double x = randdouble();
+ double acc = 0;
if (x <= acc + conf_mutate_move_bound)
{
+ if (dbg_mutation)
+ printf("Mutation: Moving symbol in placement %u\n", i);
move_symbol(&(individual->placements[i]));
continue;
}
if (x <= acc + conf_mutate_chvar_bound)
{
- if (0) // if num_variants > 1
+ struct placement *p = &(individual->placements[i]);
+ switch (p->request->type)
{
- // FIXME: assign new variant
+ case REQUEST_POINT:
+ case REQUEST_SEGMENT:
+ case REQUEST_AREA:
+ // Does nothing when there are 0 variants... does it mind?
+ p->variant_used = randint(0, GARY_SIZE(p->request->variants) - 1);
+ break;
+ case REQUEST_SECTION:
+ p->variant_used = randint(0, GARY_SIZE(((struct request_section *) p->request)->segments)-1);
+ break;
+ default:
+ ;
}
}
}
void elite(void)
{
- for (int i=0; i<conf_elite_perc * conf_pop_size; i++)
+ for (int i=0; i<elite_pop_size; i++)
+ {
+ copy_individual(population1[i], population2[pop2_ind++]);
+ }
+}
+
+int overlaps(struct placement *p1, struct placement *p2)
+{
+ if (p1->request->type != REQUEST_POINT &&
+ p1->request->type != REQUEST_SEGMENT &&
+ p1->request->type != REQUEST_AREA)
+ return 0;
+
+ if (p2->request->type != REQUEST_POINT &&
+ p2->request->type != REQUEST_SEGMENT &&
+ p2->request->type != REQUEST_AREA)
+ return 0;
+
+ if (p1->variant_used == -1 || p2->variant_used == -1)
+ return 0;
+
+ struct variant *v1, *v2;
+
+ v1 = &(p1->request->variants[p1->variant_used]);
+ v2 = &(p2->request->variants[p2->variant_used]);
+
+ int p1x = p1->x; int p1y = p1->y;
+ int p2x = p2->x; int p2y = p2->y;
+
+ int overlap = 0;
+ for (int y=max2(0, max2(p1y, p2y)); y<min2(page_height_int, min2(p1y+v1->height, p2y+v2->height)); y++)
+ for (int x=max2(0, max2(p1x, p2x)); x<min2(page_width_int, min2(p1x+v1->width, p2x+v2->width)); x++)
+ {
+ if (v1->bitmap[(y-p1y)*v1->width + (x-p1x)] &&
+ v2->bitmap[(y-p2y)*v2->width + (x-p2x)])
+ overlap++;
+ }
+
+ return overlap;
+}
+
+int get_overlap(struct placement *p)
+{
+ struct map_part **parts = get_map_parts(p);
+ if (! parts)
+ {
+ if (dbg_overlaps)
+ printf("Placement of request %d seems not to be placed\n", p->request->ind);
+ return 0;
+ }
+
+ struct placement **others;
+ bool *planned;
+
+ GARY_INIT_ZERO(planned, num_requests);
+ planned[p->request->ind] = 1;
+ GARY_INIT(others, 0);
+
+ for (uns i=0; i<GARY_SIZE(parts); i++)
+ {
+ struct map_placement *mp = parts[i]->placement->next;
+ while (mp)
+ {
+ if (! planned[mp->placement->request->ind])
+ {
+ struct placement **p = GARY_PUSH(others);
+ *p = mp->placement;
+ planned[mp->placement->request->ind] = true;
+ }
+ mp = mp->next;
+ }
+ }
+
+ int overlap = 0;
+ for (uns i=0; i<GARY_SIZE(others); i++)
+ {
+ overlap += overlaps(p, others[i]);
+ }
+
+ GARY_FREE(planned);
+ GARY_FREE(parts);
+ GARY_FREE(others);
+
+ return overlap;
+}
+
+int individual_overlap(struct individual *individual)
+{
+ int overlap = 0;
+
+ for (uns i=0; i<GARY_SIZE(individual->placements); i++)
{
- population2[pop2_ind++] = population1[0];
+ overlap += get_overlap(&individual->placements[i]);
}
+
+ return overlap;
+}
+
+int cmp_individual(const void *a, const void *b)
+{
+ struct individual **ia = (struct individual **) a;
+ struct individual **ib = (struct individual **) b;
+
+ return (*ia)->penalty - (*ib)->penalty;
}
void rank_population(void)
{
- // FIXME
+ int penalty;
+
+ for (int i=0; i<conf_pop_size; i++)
+ {
+ if (dbg_rank)
+ printf("Individual %d\n", i);
+ population1[i]->penalty = 0;
+
+ penalty = individual_overlap(population1[i]);
+ if (dbg_rank)
+ printf("Increasing penalty by %d for overlap\n", penalty);
+ population1[i]->penalty += penalty;
+ }
}
struct map_part **get_map_parts(struct placement *p)
case REQUEST_SEGMENT:
case REQUEST_AREA:
v = p->request->variants[p->variant_used];
+ break;
default:
return NULL;
}
while (ml)
{
struct map_placement *mp = ml->mp;
- mp->prev = mp->next;
+
+ mp->prev->next = mp->next;
if (mp->next)
mp->next->prev = mp->prev;
free(mp);
ml = ml->next;
free(tmp);
}
+ p->map_links = NULL;
struct map_part **parts = get_map_parts(p);
if (parts == NULL) return;
mp->placement = p;
mp->next = parts[i]->placement->next;
+ mp->prev = parts[i]->placement;
parts[i]->placement->next = mp;
if (mp->next) mp->next->prev = mp;
double gen_movement(void)
{
- double m = (random() % 1000000) / 10000;
+ double m = (random() % 100000) / 10000;
m = pow(m, 1.0/3) * flip(1, -1);
if (dbg_movement)
printf("Movement %.2f\n", m);
return m;
}
+double gen_movement_uniform(void)
+{
+ return (move_max - move_min) * randdouble() * flip(1, -1);
+}
+
void gen_coords_point(struct placement *p)
{
p->x = p->x + gen_movement();
p->x = p->x + gen_movement();
p->y = p->y + gen_movement();
- printf("Moved label to [%.2f; %.2f] from [%.2f; %.2f]\n", p->x, p->y, ra->cx, ra->cy);
+ if (dbg_movement)
+ printf("Moved label to [%.2f; %.2f] from [%.2f; %.2f]\n", p->x, p->y, ra->cx, ra->cy);
}
struct map_part **get_parts(struct placement *symbol, struct individual *individual)
switch (p->request->type)
{
case REQUEST_POINT:
+ case REQUEST_AREA:
move_symbol_point(p);
- case REQUEST_LINE:
+ break;
case REQUEST_SEGMENT:
- case REQUEST_AREA:
- if (dbg_movement)
- printf("Not yet implemented\n");
+ move_symbol_segment(p);
+ break;
default:
ASSERT(p->request->type != REQUEST_INVALID);
}
void move_symbol_point(struct placement *p)
{
- p->x += (double) (move_min + randdouble()) * flip(1, -1);
- p->y += (double) (move_min + randdouble()) * flip(1, -1);
+ p->x += gen_movement_uniform();
+ p->y += gen_movement_uniform();
+}
+
+void move_symbol_segment(struct placement *p)
+{
+ double m = gen_movement_uniform();
+ // CHECK ME
+ p->x += m;
+ p->y += m * ((struct request_segment *) p->request)->slope;
}
void hide_segment_labels(struct individual *individual)
void init_placement(struct placement *p, struct individual *individual, struct request *r)
{
// FIXME
+ p->ind = num_placements++;
p->request = r;
p->processed = 0;
p->x = p->y = 0; // To prevent valgrind from complaining
}
gen_coords(p);
-// printf("Inited placement to [%.2f; %.2f]\n", p->x, p->y);
+ if (dbg_init)
+ printf("Inited placement to [%.2f; %.2f]\n", p->x, p->y);
}
void init_individual(struct individual *i)
mp->next = mp->prev = NULL;
}
i->penalty = 0; // FIXME
+
+ if (dbg_init)
+ printf("Individual inited, has %u map parts\n", GARY_SIZE(i->map));
}
struct placement **get_overlapping(struct placement *p UNUSED)
double randdouble(void)
{
- // FIXME: How the hell shall double in range <0, 1> be generated? O:)
- return 0.5;
+ return ((double) rand() / (double) RAND_MAX);
}
void cleanup(void)
void copy_individual(struct individual *src, struct individual *dest)
{
- src->penalty = dest->penalty;
+ dest->penalty = src->penalty;
GARY_INIT(dest->placements, GARY_SIZE(src->placements));
for (uns i=0; i<GARY_SIZE(src->placements); i++)
{
dest->placements[i] = src->placements[i];
+ dest->placements[i].map_links = NULL;
+ }
+ for (uns j=0; j<num_map_parts; j++)
+ {
+ struct map_part *part = GARY_PUSH(dest->map);
+ GARY_INIT(part->placement, 0);
+ struct map_placement *mp = GARY_PUSH(part->placement);
+ mp->placement = &dummy_placement;
+ mp->next = mp->prev = NULL;
}
}