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(svn r10504) -Codechange: Shorten the test if no track bit has been found

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belugas
2007-07-11 01:45:44 +00:00
parent 8b17441704
commit 5111c6205c
1 changed files with 1 additions and 0 deletions
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src/town_cmd.cpp
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@@ -640,6 +640,7 @@ static RoadBits GetTownRoadMask(TileIndex tile)
TrackBits b = GetAnyRoadTrackBits(tile, ROADTYPE_ROAD); TrackBits b = GetAnyRoadTrackBits(tile, ROADTYPE_ROAD);
RoadBits r = ROAD_NONE; RoadBits r = ROAD_NONE;
if (b == TRACK_BIT_NONE) return r;
if (b & TRACK_BIT_X) r |= ROAD_X; if (b & TRACK_BIT_X) r |= ROAD_X;
if (b & TRACK_BIT_Y) r |= ROAD_Y; if (b & TRACK_BIT_Y) r |= ROAD_Y;
if (b & TRACK_BIT_UPPER) r |= ROAD_NE | ROAD_NW; if (b & TRACK_BIT_UPPER) r |= ROAD_NE | ROAD_NW;