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(svn r20996) -Change: [NewGRF] the X and Y offsets in the parameter for industry vars 60,61,62,63 are unsigned instead of signed

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yexo
2010-10-19 21:00:45 +00:00
parent 3ab422b057
commit 9373ee71d9
5 changed files with 12 additions and 11 deletions
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6
src/newgrf_commons.cpp
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@@ -395,13 +395,13 @@ uint32 GetTerrainType(TileIndex tile, TileContext context)
}
}
TileIndex GetNearbyTile(byte parameter, TileIndex tile)
TileIndex GetNearbyTile(byte parameter, TileIndex tile, bool signed_offsets)
{
int8 x = GB(parameter, 0, 4);
int8 y = GB(parameter, 4, 4);
if (x >= 8) x -= 16;
if (y >= 8) y -= 16;
if (signed_offsets && x >= 8) x -= 16;
if (signed_offsets && y >= 8) y -= 16;
/* Swap width and height depending on axis for railway stations */
if (HasStationTileRail(tile) && GetRailStationAxis(tile) == AXIS_Y) Swap(x, y);