truelight@1313: #ifndef DEPOT_H
truelight@1313: #define DEPOT_H
truelight@1313: 
truelight@1313: #include "pool.h"
matthijs@1330: #include "tile.h"
truelight@1313: 
truelight@1313: struct Depot {
truelight@1313: 	TileIndex xy;
truelight@1313: 	uint16 town_index;
truelight@1313: 	uint16 index;
truelight@1313: };
truelight@1313: 
truelight@1313: extern MemoryPool _depot_pool;
truelight@1313: 
truelight@1313: /**
truelight@1313:  * Get the pointer to the depot with index 'index'
truelight@1313:  */
truelight@1313: static inline Depot *GetDepot(uint index)
truelight@1313: {
truelight@1313: 	return (Depot*)GetItemFromPool(&_depot_pool, index);
truelight@1313: }
truelight@1313: 
truelight@1313: /**
truelight@1313:  * Get the current size of the DepotPool
truelight@1313:  */
truelight@1313: static inline uint16 GetDepotPoolSize(void)
truelight@1313: {
truelight@1313: 	return _depot_pool.total_items;
truelight@1313: }
truelight@1313: 
tron@1718: static inline bool IsDepotIndex(uint index)
tron@1718: {
tron@1718: 	return index < GetDepotPoolSize();
tron@1718: }
tron@1718: 
truelight@1313: #define FOR_ALL_DEPOTS_FROM(d, start) for (d = GetDepot(start); d != NULL; d = (d->index + 1 < GetDepotPoolSize()) ? GetDepot(d->index + 1) : NULL)
truelight@1313: #define FOR_ALL_DEPOTS(d) FOR_ALL_DEPOTS_FROM(d, 0)
truelight@1313: 
truelight@1313: #define MIN_SERVINT_PERCENT  5
truelight@1313: #define MAX_SERVINT_PERCENT 90
truelight@1313: #define MIN_SERVINT_DAYS    30
truelight@1313: #define MAX_SERVINT_DAYS   800
truelight@1313: 
Darkvater@1790: /** Get the service interval domain.
Darkvater@1790:  * Get the new proposed service interval for the vehicle is indeed, clamped
Darkvater@1790:  * within the given bounds. @see MIN_SERVINT_PERCENT ,etc.
Darkvater@1790:  * @param index proposed service interval
Darkvater@1790:  */
Darkvater@1790: static inline uint16 GetServiceIntervalClamped(uint index)
Darkvater@1790: {
Darkvater@1790: 	return (_patches.servint_ispercent) ? clamp(index, MIN_SERVINT_PERCENT, MAX_SERVINT_PERCENT) : clamp(index, MIN_SERVINT_DAYS, MAX_SERVINT_DAYS);
Darkvater@1790: }
Darkvater@1790: 
truelight@1313: VARDEF TileIndex _last_built_train_depot_tile;
truelight@1313: VARDEF TileIndex _last_built_road_depot_tile;
truelight@1313: VARDEF TileIndex _last_built_aircraft_depot_tile;
truelight@1313: VARDEF TileIndex _last_built_ship_depot_tile;
truelight@1313: 
matthijs@1330: /**
matthijs@1330:  * Check if a depot really exists.
matthijs@1330:  */
tron@1718: static inline bool IsValidDepot(const Depot* depot)
matthijs@1330: {
matthijs@1330: 	return depot->xy != 0; /* XXX: Replace by INVALID_TILE someday */
matthijs@1330: }
matthijs@1330: 
matthijs@1330: /**
matthijs@1330:  * Check if a tile is a depot of the given type.
matthijs@1330:  */
matthijs@1330: static inline bool IsTileDepotType(TileIndex tile, TransportType type)
matthijs@1330: {
matthijs@1330: 	switch(type)
matthijs@1330: 	{
matthijs@1330: 		case TRANSPORT_RAIL:
matthijs@1330: 			return IsTileType(tile, MP_RAILWAY) && (_map5[tile] & 0xFC) == 0xC0;
matthijs@1330: 			break;
matthijs@1330: 		case TRANSPORT_ROAD:
matthijs@1330: 			return IsTileType(tile, MP_STREET) && (_map5[tile] & 0xF0) == 0x20;
matthijs@1330: 			break;
matthijs@1330: 		case TRANSPORT_WATER:
matthijs@1330: 			return IsTileType(tile, MP_WATER) && (_map5[tile] & ~3) == 0x80;
matthijs@1330: 			break;
matthijs@1330: 		default:
matthijs@1330: 			assert(0);
matthijs@1330: 			return false;
matthijs@1330: 	}
matthijs@1330: }
matthijs@1330: 
matthijs@1650: /**
matthijs@1650:  * Returns the direction the exit of the depot on the given tile is facing.
matthijs@1650:  */
matthijs@1942: static inline DiagDirection GetDepotDirection(TileIndex tile, TransportType type)
matthijs@1650: {
matthijs@1650: 	assert(IsTileDepotType(tile, type));
matthijs@1650: 
matthijs@1650: 	switch (type)
matthijs@1650: 	{
matthijs@1650: 		case TRANSPORT_RAIL:
matthijs@1650: 		case TRANSPORT_ROAD:
matthijs@1650: 			/* Rail and road store a diagonal direction in bits 0 and 1 */
matthijs@1650: 			return _map5[tile] & 3;
matthijs@1650: 		case TRANSPORT_WATER:
matthijs@1650: 			/* Water is stubborn, it stores the directions in a different order. */
matthijs@1650: 			switch (_map5[tile] & 3) {
matthijs@1942: 				case 0: return DIAGDIR_NE;
matthijs@1942: 				case 1: return DIAGDIR_SW;
matthijs@1942: 				case 2: return DIAGDIR_NW;
matthijs@1942: 				case 3: return DIAGDIR_SE;
matthijs@1650: 			}
matthijs@1650: 		default:
matthijs@1942: 			return INVALID_DIAGDIR; /* Not reached */
matthijs@1650: 	}
matthijs@1650: }
matthijs@1650: 
truelight@1313: Depot *GetDepotByTile(uint tile);
truelight@1313: void InitializeDepot(void);
truelight@1313: Depot *AllocateDepot(void);
truelight@1313: void DoDeleteDepot(uint tile);
truelight@1313: 
truelight@1313: #endif /* DEPOT_H */