diff options
Diffstat (limited to 'town_map.h')
| -rw-r--r-- | town_map.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/town_map.h b/town_map.h index 48d3ad94b..b673722bf 100644 --- a/town_map.h +++ b/town_map.h @@ -18,3 +18,31 @@ static inline Town* GetTownByTile(TileIndex t) { return GetTown(GetTownIndex(t)); } + +static inline void MakeHouseTile(TileIndex t, TownID tid, byte counter, byte stage, byte type) +{ + assert(IsTileType(t, MP_CLEAR)); + + SetTileType(t, MP_HOUSE); + _m[t].m1 = 0; + _m[t].m2 = tid; + SB(_m[t].m3, 6, 2, stage); + _m[t].m4 = type; + SB(_m[t].m5, 0, 2, counter); + + MarkTileDirtyByTile(t); +} + +enum { + TWO_BY_TWO_BIT = 2, ///< House is two tiles in X and Y directions + ONE_BY_TWO_BIT = 1, ///< House is two tiles in Y direction + TWO_BY_ONE_BIT = 0, ///< House is two tiles in X direction +}; + +static inline void MakeTownHouse(TileIndex t, TownID tid, byte counter, byte stage, byte size, byte type) +{ + MakeHouseTile(t, tid, counter, stage, type); + if (HASBIT(size, TWO_BY_TWO_BIT) || HASBIT(size, ONE_BY_TWO_BIT)) MakeHouseTile(t + TileDiffXY(0, 1), tid, counter, stage, ++type); + if (HASBIT(size, TWO_BY_TWO_BIT) || HASBIT(size, TWO_BY_ONE_BIT)) MakeHouseTile(t + TileDiffXY(1, 0), tid, counter, stage, ++type); + if (HASBIT(size, TWO_BY_TWO_BIT)) MakeHouseTile(t + TileDiffXY(1, 1), tid, counter, stage, ++type); +} |