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(svn r7069) -Fix: AI tried to build road from the back or side of road stop/depot (peter1138)
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@ -2806,6 +2806,7 @@ static bool AiCheckRoadFinished(Player *p)
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are.dest = p->ai.cur_tile_b;
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tile = TILE_MASK(p->ai.cur_tile_a + TileOffsByDiagDir(dir));
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if (IsRoadStopTile(tile) || IsTileDepotType(tile, TRANSPORT_ROAD)) return false;
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bits = GetTileTrackStatus(tile, TRANSPORT_ROAD) & _ai_road_table_and[dir];
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if (bits == 0) return false;
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@ -294,9 +294,9 @@ static void TPFMode1(TrackPathFinder* tpf, TileIndex tile, DiagDirection directi
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if (tpf->tracktype == TRANSPORT_ROAD) {
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// road stops and depots now have a track (r4419)
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// don't enter road stop from the back
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if (IsRoadStopTile(tile) && GetRoadStopDir(tile) == direction) return;
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if (IsRoadStopTile(tile) && ReverseDiagDir(GetRoadStopDir(tile)) != direction) return;
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// don't enter road depot from the back
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if (IsTileDepotType(tile, TRANSPORT_ROAD) && GetRoadDepotDirection(tile) == direction) return;
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if (IsTileDepotType(tile, TRANSPORT_ROAD) && ReverseDiagDir(GetRoadDepotDirection(tile)) != direction) return;
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}
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tpf->rd.cur_length++;
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