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@@ -503,6 +503,7 @@ public:
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uint GetCatchmentRadius() const;
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Rect GetCatchmentRect() const;
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bool CatchmentCoversTown(TownID t) const;
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void AddIndustryToDeliver(Industry *ind);
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void RemoveFromAllNearbyLists();
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inline bool TileIsInCatchment(TileIndex tile) const
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@@ -557,4 +558,39 @@ public:
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void RebuildStationKdtree();
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/**
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* Call a function on all stations that have any part of the requested area within their catchment.
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* @param area The tile area to check
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*/
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template<typename Func>
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void ForAllStationsAroundTiles(const TileArea &ta, Func func)
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{
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/* Not using, or don't have a nearby stations list, so we need to scan. */
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std::set<StationID> seen_stations;
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/* Scan an area around the building covering the maximum possible station
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* to find the possible nearby stations. */
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uint max_c = _settings_game.station.modified_catchment ? MAX_CATCHMENT : CA_UNMODIFIED;
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TileArea ta_ext = TileArea(ta).Expand(max_c);
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TILE_AREA_LOOP(tile, ta_ext) {
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if (IsTileType(tile, MP_STATION)) seen_stations.insert(GetStationIndex(tile));
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}
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for (StationID stationid : seen_stations) {
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Station *st = Station::GetIfValid(stationid);
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if (st == nullptr) continue; /* Waypoint */
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/* Check if station is attached to an industry */
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if (!_settings_game.station.serve_neutral_industries && st->industry != nullptr) continue;
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/* Test if the tile is within the station's catchment */
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TILE_AREA_LOOP(tile, ta) {
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if (st->TileIsInCatchment(tile)) {
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func(st);
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break;
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}
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}
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}
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}
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#endif /* STATION_BASE_H */
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