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/* $Id$ */
/*
* This file is part of OpenTTD.
* OpenTTD is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, version 2.
* OpenTTD is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details. You should have received a copy of the GNU General Public License along with OpenTTD. If not, see <http://www.gnu.org/licenses/>.
*/
/** @file station_base.h Base classes/functions for stations. */
#ifndef STATION_BASE_H
#define STATION_BASE_H
#include "base_station_base.h"
#include "airport.h"
#include "newgrf_airport.h"
#include "cargopacket.h"
#include "industry_type.h"
typedef Pool<BaseStation, StationID, 32, 64000> StationPool;
extern StationPool _station_pool;
static const byte INITIAL_STATION_RATING = 175;
struct GoodsEntry {
enum AcceptancePickup {
ACCEPTANCE,
PICKUP
};
GoodsEntry() :
acceptance_pickup(0),
days_since_pickup(255),
rating(INITIAL_STATION_RATING),
last_speed(0),
last_age(255)
{}
byte acceptance_pickup;
byte days_since_pickup;
byte rating;
byte last_speed;
byte last_age;
StationCargoList cargo; ///< The cargo packets of cargo waiting in this station
};
/** All airport-related information. Only valid if tile != INVALID_TILE. */
struct Airport : public TileArea {
Airport() : TileArea(INVALID_TILE, 0, 0) {}
uint64 flags; ///< stores which blocks on the airport are taken. was 16 bit earlier on, then 32
byte type; ///< Type of this airport, @see AirportTypes.
/**
* Get the AirportSpec that from the airport type of this airport. If there
* is no airport (\c tile == INVALID_TILE) then return the dummy AirportSpec.
* @return The AirportSpec for this airport.
*/
const AirportSpec *GetSpec() const
{
if (this->tile == INVALID_TILE) return &AirportSpec::dummy;
return AirportSpec::Get(this->type);
}
/**
* Get the finite-state machine for this airport or the finite-state machine
* for the dummy airport in case this isn't an airport.
* @pre this->type < NEW_AIRPORT_OFFSET.
* @return The state machine for this airport.
*/
const AirportFTAClass *GetFTA() const
{
return this->GetSpec()->fsm;
}
/** Check if this airport has at least one hangar. */
FORCEINLINE bool HasHangar() const
{
return this->GetSpec()->nof_depots > 0;
}
/**
* Get the first tile of the given hangar.
* @param hangar_num The hangar to get the location of.
* @pre hangar_num < GetNumHangars().
* @return A tile with the given hangar.
*/
FORCEINLINE TileIndex GetHangarTile(uint hangar_num) const
{
const AirportSpec *as = this->GetSpec();
for (uint i = 0; i < as->nof_depots; i++) {
if (as->depot_table[i].hangar_num == hangar_num) {
return this->tile + ToTileIndexDiff(as->depot_table[i].ti);
}
}
NOT_REACHED();
}
/**
* Get the hangar number of the hangar on a specific tile.
* @param tile The tile to query.
* @pre IsHangarTile(tile).
* @return The hangar number of the hangar at the given tile.
*/
FORCEINLINE uint GetHangarNum(TileIndex tile) const
{
const AirportSpec *as = this->GetSpec();
for (uint i = 0; i < as->nof_depots; i++) {
if (this->tile + ToTileIndexDiff(as->depot_table[i].ti) == tile) {
return as->depot_table[i].hangar_num;
}
}
NOT_REACHED();
}
/** Get the number of hangars on this airport. */
FORCEINLINE uint GetNumHangars() const
{
uint num = 0;
uint counted = 0;
const AirportSpec *as = this->GetSpec();
for (uint i = 0; i < as->nof_depots; i++) {
if (!HasBit(counted, as->depot_table[i].hangar_num)) {
num++;
SetBit(counted, as->depot_table[i].hangar_num);
}
}
return num;
}
};
typedef SmallVector<Industry *, 2> IndustryVector;
/** Station data structure */
struct Station : SpecializedStation<Station, false> {
public:
RoadStop *GetPrimaryRoadStop(RoadStopType type) const
{
return type == ROADSTOP_BUS ? bus_stops : truck_stops;
}
RoadStop *GetPrimaryRoadStop(const struct RoadVehicle *v) const;
RoadStop *bus_stops; ///< All the road stops
TileArea bus_station; ///< Tile area the bus 'station' part covers
RoadStop *truck_stops; ///< All the truck stops
TileArea truck_station; ///< Tile area the truck 'station' part covers
Airport airport; ///< Tile area the airport covers
TileIndex dock_tile; ///< The location of the dock
IndustryType indtype; ///< Industry type to get the name from
StationHadVehicleOfTypeByte had_vehicle_of_type;
byte time_since_load;
byte time_since_unload;
byte last_vehicle_type;
std::list<Vehicle *> loading_vehicles;
GoodsEntry goods[NUM_CARGO]; ///< Goods at this station
uint32 always_accepted; ///< Bitmask of always accepted cargo types (by houses, HQs, industry tiles when industry doesn't accept cargo)
IndustryVector industries_near; ///< Cached list of industries near the station that can accept cargo, @see DeliverGoodsToIndustry()
Station(TileIndex tile = INVALID_TILE);
~Station();
void AddFacility(StationFacility new_facility_bit, TileIndex facil_xy);
/**
* Marks the tiles of the station as dirty.
*
* @ingroup dirty
*/
void MarkTilesDirty(bool cargo_change) const;
void UpdateVirtCoord();
/* virtual */ uint GetPlatformLength(TileIndex tile, DiagDirection dir) const;
/* virtual */ uint GetPlatformLength(TileIndex tile) const;
void RecomputeIndustriesNear();
static void RecomputeIndustriesNearForAll();
uint GetCatchmentRadius() const;
Rect GetCatchmentRect() const;
/* virtual */ FORCEINLINE bool TileBelongsToRailStation(TileIndex tile) const
{
return IsRailStationTile(tile) && GetStationIndex(tile) == this->index;
}
FORCEINLINE bool TileBelongsToAirport(TileIndex tile) const
{
return IsAirportTile(tile) && GetStationIndex(tile) == this->index;
}
/* virtual */ uint32 GetNewGRFVariable(const ResolverObject *object, byte variable, byte parameter, bool *available) const;
/* virtual */ void GetTileArea(TileArea *ta, StationType type) const;
};
#define FOR_ALL_STATIONS(var) FOR_ALL_BASE_STATIONS_OF_TYPE(Station, var)
#endif /* STATION_BASE_H */
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