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Location: cpp/openttd-patchpack/source/depot.h
r2072:93fbc12acd5b
2.9 KiB
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(svn r2582) Fix: Prevent generating unrealistically many Oil refineries on large maps. They are always placed next to the borderline, so the perimeter is used instead of area to scale the number of those industries.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 | #ifndef DEPOT_H
#define DEPOT_H
#include "pool.h"
#include "tile.h"
struct Depot {
TileIndex xy;
uint16 town_index;
uint16 index;
};
extern MemoryPool _depot_pool;
/**
* Get the pointer to the depot with index 'index'
*/
static inline Depot *GetDepot(uint index)
{
return (Depot*)GetItemFromPool(&_depot_pool, index);
}
/**
* Get the current size of the DepotPool
*/
static inline uint16 GetDepotPoolSize(void)
{
return _depot_pool.total_items;
}
static inline bool IsDepotIndex(uint index)
{
return index < GetDepotPoolSize();
}
#define FOR_ALL_DEPOTS_FROM(d, start) for (d = GetDepot(start); d != NULL; d = (d->index + 1 < GetDepotPoolSize()) ? GetDepot(d->index + 1) : NULL)
#define FOR_ALL_DEPOTS(d) FOR_ALL_DEPOTS_FROM(d, 0)
#define MIN_SERVINT_PERCENT 5
#define MAX_SERVINT_PERCENT 90
#define MIN_SERVINT_DAYS 30
#define MAX_SERVINT_DAYS 800
/** Get the service interval domain.
* Get the new proposed service interval for the vehicle is indeed, clamped
* within the given bounds. @see MIN_SERVINT_PERCENT ,etc.
* @param index proposed service interval
*/
static inline uint16 GetServiceIntervalClamped(uint index)
{
return (_patches.servint_ispercent) ? clamp(index, MIN_SERVINT_PERCENT, MAX_SERVINT_PERCENT) : clamp(index, MIN_SERVINT_DAYS, MAX_SERVINT_DAYS);
}
VARDEF TileIndex _last_built_train_depot_tile;
VARDEF TileIndex _last_built_road_depot_tile;
VARDEF TileIndex _last_built_aircraft_depot_tile;
VARDEF TileIndex _last_built_ship_depot_tile;
/**
* Check if a depot really exists.
*/
static inline bool IsValidDepot(const Depot* depot)
{
return depot->xy != 0; /* XXX: Replace by INVALID_TILE someday */
}
/**
* Check if a tile is a depot of the given type.
*/
static inline bool IsTileDepotType(TileIndex tile, TransportType type)
{
switch(type)
{
case TRANSPORT_RAIL:
return IsTileType(tile, MP_RAILWAY) && (_m[tile].m5 & 0xFC) == 0xC0;
case TRANSPORT_ROAD:
return IsTileType(tile, MP_STREET) && (_m[tile].m5 & 0xF0) == 0x20;
case TRANSPORT_WATER:
return IsTileType(tile, MP_WATER) && (_m[tile].m5 & ~3) == 0x80;
default:
assert(0);
return false;
}
}
/**
* Returns the direction the exit of the depot on the given tile is facing.
*/
static inline DiagDirection GetDepotDirection(TileIndex tile, TransportType type)
{
assert(IsTileDepotType(tile, type));
switch (type)
{
case TRANSPORT_RAIL:
case TRANSPORT_ROAD:
/* Rail and road store a diagonal direction in bits 0 and 1 */
return (DiagDirection)(_m[tile].m5 & 3);
case TRANSPORT_WATER:
/* Water is stubborn, it stores the directions in a different order. */
switch (_m[tile].m5 & 3) {
case 0: return DIAGDIR_NE;
case 1: return DIAGDIR_SW;
case 2: return DIAGDIR_NW;
case 3: return DIAGDIR_SE;
}
default:
return INVALID_DIAGDIR; /* Not reached */
}
}
Depot *GetDepotByTile(TileIndex tile);
void InitializeDepot(void);
Depot *AllocateDepot(void);
void DoDeleteDepot(TileIndex tile);
#endif /* DEPOT_H */
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