(svn r18987) -Fix: [NoAI] Make building long rails fail for AIs if there is an obstacle in the way.
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@@ -332,7 +332,7 @@ static uint32 SimulateDrag(TileIndex from, TileIndex tile, TileIndex *to)
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(::TileX(from) == ::TileX(tile) && ::TileX(tile) == ::TileX(to)) ||
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(::TileY(from) == ::TileY(tile) && ::TileY(tile) == ::TileY(to)));
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uint32 p2 = SimulateDrag(from, tile, &to);
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uint32 p2 = SimulateDrag(from, tile, &to) | 1 << 8;
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return AIObject::DoCommand(tile, to, p2, CMD_BUILD_RAILROAD_TRACK);
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}
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@@ -380,6 +380,7 @@ public:
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* @exception AIRail::ERR_CROSSING_ON_ONEWAY_ROAD
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* @exception AIRoad::ERR_ROAD_WORKS_IN_PROGRESS
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* @exception AIError::ERR_ALREADY_BUILT
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* @note Construction will fail if an obstacle is found between the start and end tiles.
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* @return Whether the rail has been/can be build or not.
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*/
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static bool BuildRail(TileIndex from, TileIndex tile, TileIndex to);
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