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Initial implementation of NewGRF custom signal styles

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This commit is contained in:
Jonathan G Rennison
2022-06-18 23:37:35 +01:00
parent 098bb74ed2
commit 6e4c4b35e7
34 changed files with 536 additions and 75 deletions
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14
src/rail_map.h
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@@ -397,6 +397,20 @@ static inline void SetSignalAspect(TileIndex t, Track track, uint8 aspect)
SB(_me[t].m7, pos, 3, aspect);
}
static inline uint8 GetSignalStyle(TileIndex t, Track track)
{
assert_tile(GetRailTileType(t) == RAIL_TILE_SIGNALS, t);
byte pos = (track == TRACK_LOWER || track == TRACK_RIGHT) ? 4 : 0;
return GB(_me[t].m6, pos, 4);
}
static inline void SetSignalStyle(TileIndex t, Track track, uint8 style)
{
assert_tile(GetRailTileType(t) == RAIL_TILE_SIGNALS, t);
byte pos = (track == TRACK_LOWER || track == TRACK_RIGHT) ? 4 : 0;
SB(_me[t].m6, pos, 4, style);
}
/**
* Set the states of the signals (Along/AgainstTrackDir)
* @param tile the tile to set the states for