static map_location place_village(const t_translation::t_map& map,
const size_t x, const size_t y, const size_t radius, const config& cfg,
tcode_list_cache &adj_liked_cache)
{
const map_location loc(x,y);
std::set<map_location> locs;
get_tiles_radius(loc,radius,locs);
map_location best_loc;
int best_rating = 0;
for(std::set<map_location>::const_iterator i = locs.begin();
i != locs.end(); ++i) {
if(i->x < 0 || i->y < 0 || i->x >= static_cast<long>(map.size()) ||
i->y >= static_cast<long>(map[i->x].size())) {
continue;
}
const t_translation::t_terrain t = map[i->x][i->y];
const std::string str = t_translation::write_terrain_code(t);
if (const config &child = cfg.find_child("village", "terrain", str)) {
tcode_list_cache::iterator l = adj_liked_cache.find(t);
t_translation::t_list *adjacent_liked;
if (l != adj_liked_cache.end()) {
adjacent_liked = &(l->second);
} else {
adj_liked_cache[t] = t_translation::read_list(child["adjacent_liked"]);
adjacent_liked = &(adj_liked_cache[t]);
}
int rating = child["rating"];
map_location adj[6];
get_adjacent_tiles(map_location(i->x,i->y),adj);
for(size_t n = 0; n != 6; ++n) {
if(adj[n].x < 0 || adj[n].y < 0 ||
adj[n].x >= static_cast<long>(map.size()) ||
adj[n].y >= static_cast<long>(map[adj[n].x].size())) {
continue;
}
const t_translation::t_terrain t2 = map[adj[n].x][adj[n].y];
rating += std::count(adjacent_liked->begin(),adjacent_liked->end(),t2);
}
if(rating > best_rating) {
best_loc = map_location(i->x,i->y);
best_rating = rating;
}
}
}
return best_loc;
}
void terrain_builder::parse_mapstring(const std::string &mapstring,
struct building_rule &br, anchormap& anchors,
const config& global_images)
{
const t_translation::t_map map = t_translation::read_builder_map(mapstring);
// If there is an empty map leave directly.
// Determine after conversion, since a
// non-empty string can return an empty map.
if(map.empty()) {
return;
}
int lineno = (map[0][0] == t_translation::NONE_TERRAIN) ? 1 : 0;
int x = lineno;
int y = 0;
for(size_t y_off = 0; y_off < map.size(); ++y_off) {
for(size_t x_off = x; x_off < map[y_off].size(); ++x_off) {
const t_translation::t_terrain terrain = map[y_off][x_off];
if(terrain.base == t_translation::TB_DOT) {
// Dots are simple placeholders,
// which do not represent actual terrains.
} else if (terrain.overlay != 0 ) {
anchors.insert(std::pair<int, map_location>(terrain.overlay, map_location(x, y)));
} else if (terrain.base == t_translation::TB_STAR) {
add_constraints(br.constraints, map_location(x, y), t_translation::STAR, global_images);
} else {
ERR_NG << "Invalid terrain (" << t_translation::write_terrain_code(terrain) << ") in builder map\n";
assert(false);
return;
}
x += 2;
}
if(lineno % 2 == 1) {
++y;
x = 0;
} else {
x = 1;
}
++lineno;
}
}