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@ r8781:bd977c904a17
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Location: cpp/openttd-patchpack/source/src/water_map.h
r8781:bd977c904a17
4.3 KiB
text/x-c
(svn r12482) -Fix: [build train] we don't need to have a depot in order to just check the price of a rail vehicle so don't check for compatible rails on the tile either
also wagons will only need tracks they can drive on in order to be build so there is no reason to check for power in the depot
also wagons will only need tracks they can drive on in order to be build so there is no reason to check for power in the depot
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/** @file water_map.h */
#ifndef WATER_MAP_H
#define WATER_MAP_H
enum WaterTileType {
WATER_TILE_CLEAR,
WATER_TILE_COAST,
WATER_TILE_LOCK,
WATER_TILE_DEPOT,
};
enum WaterClass {
WATER_CLASS_SEA,
WATER_CLASS_CANAL,
WATER_CLASS_RIVER,
};
enum DepotPart {
DEPOT_NORTH = 0x80,
DEPOT_SOUTH = 0x81,
DEPOT_END = 0x84,
};
enum LockPart {
LOCK_MIDDLE = 0x10,
LOCK_LOWER = 0x14,
LOCK_UPPER = 0x18,
LOCK_END = 0x1C
};
static inline WaterTileType GetWaterTileType(TileIndex t)
{
assert(IsTileType(t, MP_WATER));
if (_m[t].m5 == 0) return WATER_TILE_CLEAR;
if (_m[t].m5 == 1) return WATER_TILE_COAST;
if (IsInsideMM(_m[t].m5, LOCK_MIDDLE, LOCK_END)) return WATER_TILE_LOCK;
assert(IsInsideMM(_m[t].m5, DEPOT_NORTH, DEPOT_END));
return WATER_TILE_DEPOT;
}
static inline WaterClass GetWaterClass(TileIndex t)
{
assert(IsTileType(t, MP_WATER) || IsTileType(t, MP_STATION));
return (WaterClass)GB(_m[t].m3, 0, 2);
}
static inline void SetWaterClass(TileIndex t, WaterClass wc)
{
assert(IsTileType(t, MP_WATER) || IsTileType(t, MP_STATION));
SB(_m[t].m3, 0, 2, wc);
}
/** IsWater return true if any type of clear water like ocean, river, canal */
static inline bool IsWater(TileIndex t)
{
return GetWaterTileType(t) == WATER_TILE_CLEAR;
}
static inline bool IsSea(TileIndex t)
{
return IsWater(t) && GetWaterClass(t) == WATER_CLASS_SEA;
}
static inline bool IsCanal(TileIndex t)
{
return IsWater(t) && GetWaterClass(t) == WATER_CLASS_CANAL;
}
static inline bool IsRiver(TileIndex t)
{
return IsWater(t) && GetWaterClass(t) == WATER_CLASS_RIVER;
}
static inline bool IsWaterTile(TileIndex t)
{
return IsTileType(t, MP_WATER) && IsWater(t);
}
static inline bool IsCoast(TileIndex t)
{
return GetWaterTileType(t) == WATER_TILE_COAST;
}
static inline TileIndex GetOtherShipDepotTile(TileIndex t)
{
return t + (HasBit(_m[t].m5, 0) ? -1 : 1) * (HasBit(_m[t].m5, 1) ? TileDiffXY(0, 1) : TileDiffXY(1, 0));
}
static inline TileIndex IsShipDepot(TileIndex t)
{
return IsInsideMM(_m[t].m5, DEPOT_NORTH, DEPOT_END);
}
static inline Axis GetShipDepotAxis(TileIndex t)
{
return (Axis)GB(_m[t].m5, 1, 1);
}
static inline DiagDirection GetShipDepotDirection(TileIndex t)
{
return XYNSToDiagDir(GetShipDepotAxis(t), GB(_m[t].m5, 0, 1));
}
static inline bool IsLock(TileIndex t)
{
return IsInsideMM(_m[t].m5, LOCK_MIDDLE, LOCK_END);
}
static inline DiagDirection GetLockDirection(TileIndex t)
{
return (DiagDirection)GB(_m[t].m5, 0, 2);
}
static inline byte GetSection(TileIndex t)
{
assert(GetWaterTileType(t) == WATER_TILE_LOCK || GetWaterTileType(t) == WATER_TILE_DEPOT);
return GB(_m[t].m5, 0, 4);
}
static inline byte GetWaterTileRandomBits(TileIndex t)
{
return _m[t].m4;
}
static inline void MakeWater(TileIndex t)
{
SetTileType(t, MP_WATER);
SetTileOwner(t, OWNER_WATER);
_m[t].m2 = 0;
_m[t].m3 = WATER_CLASS_SEA;
_m[t].m4 = 0;
_m[t].m5 = 0;
}
static inline void MakeShore(TileIndex t)
{
SetTileType(t, MP_WATER);
SetTileOwner(t, OWNER_WATER);
_m[t].m2 = 0;
_m[t].m3 = 0;
_m[t].m4 = 0;
_m[t].m5 = 1;
}
static inline void MakeRiver(TileIndex t, uint8 random_bits)
{
SetTileType(t, MP_WATER);
SetTileOwner(t, OWNER_WATER);
_m[t].m2 = 0;
_m[t].m3 = WATER_CLASS_RIVER;
_m[t].m4 = random_bits;
_m[t].m5 = 0;
}
static inline void MakeCanal(TileIndex t, Owner o, uint8 random_bits)
{
assert(o != OWNER_WATER);
SetTileType(t, MP_WATER);
SetTileOwner(t, o);
_m[t].m2 = 0;
_m[t].m3 = WATER_CLASS_CANAL;
_m[t].m4 = random_bits;
_m[t].m5 = 0;
}
static inline void MakeShipDepot(TileIndex t, Owner o, DepotPart base, Axis a, WaterClass original_water_class)
{
SetTileType(t, MP_WATER);
SetTileOwner(t, o);
_m[t].m2 = 0;
_m[t].m3 = original_water_class;
_m[t].m4 = 0;
_m[t].m5 = base + a * 2;
}
static inline void MakeLockTile(TileIndex t, Owner o, byte section, WaterClass original_water_class)
{
SetTileType(t, MP_WATER);
SetTileOwner(t, o);
_m[t].m2 = 0;
_m[t].m3 = original_water_class;
_m[t].m4 = 0;
_m[t].m5 = section;
}
static inline void MakeLock(TileIndex t, Owner o, DiagDirection d, WaterClass wc_lower, WaterClass wc_upper)
{
TileIndexDiff delta = TileOffsByDiagDir(d);
MakeLockTile(t, o, LOCK_MIDDLE + d, WATER_CLASS_CANAL);
MakeLockTile(t - delta, o, LOCK_LOWER + d, wc_lower);
MakeLockTile(t + delta, o, LOCK_UPPER + d, wc_upper);
}
#endif /* WATER_MAP_H */
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