/**************************************************************************
Returns city_tile_value of the best tile worked by or available to pcity.
**************************************************************************/
static int best_worker_tile_value(struct city *pcity)
{
struct tile *pcenter = city_tile(pcity);
int best = 0;
city_tile_iterate(city_map_radius_sq_get(pcity), pcenter, ptile) {
if (is_free_worked(pcity, ptile)
|| tile_worked(ptile) == pcity /* quick test */
|| city_can_work_tile(pcity, ptile)) {
int tmp = city_tile_value(pcity, ptile, 0, 0);
if (best < tmp) {
best = tmp;
}
}
} city_tile_iterate_end;
return best;
}
return best;
}
/**************************************************************************
Do all tile improvement calculations and cache them for later.
These values are used in settler_evaluate_improvements() so this function
must be called before doing that. Currently this is only done when handling
auto-settlers or when the AI contemplates building worker units.
**************************************************************************/
void initialize_infrastructure_cache(struct player *pplayer)
{
city_list_iterate(pplayer->cities, pcity) {
struct tile *pcenter = city_tile(pcity);
int radius_sq = city_map_radius_sq_get(pcity);
int best = best_worker_tile_value(pcity);
city_map_iterate(radius_sq, city_index, city_x, city_y) {
activity_type_iterate(act) {
adv_city_worker_act_set(pcity, city_index, act, -1);
} activity_type_iterate_end;
} city_map_iterate_end;
city_tile_iterate_index(radius_sq, pcenter, ptile, cindex) {
adv_city_worker_act_set(pcity, cindex, ACTIVITY_POLLUTION,
adv_calc_pollution(pcity, ptile, best));
adv_city_worker_act_set(pcity, cindex, ACTIVITY_FALLOUT,
adv_calc_fallout(pcity, ptile, best));
adv_city_worker_act_set(pcity, cindex, ACTIVITY_MINE,
adv_calc_mine(pcity, ptile));
void city_map_click(struct city* pCity, int canvas_x, int canvas_y) {
int city_x, city_y;
if (canvas_to_city_pos(&city_x, &city_y, city_map_radius_sq_get(pCity), canvas_x, canvas_y)) {
city_toggle_worker(pCity, city_x, city_y);
}
}
