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(svn r25132) -Fix [FS#5510, FS#5516]: station rebuilding could leave reserved tiles which caused crashes later on

This commit is contained in:
rubidium 2013-03-31 20:07:32 +00:00
parent 28a54208a3
commit 9986691220
1 changed files with 10 additions and 2 deletions
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12
src/station_cmd.cpp
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@ -1319,8 +1319,16 @@ CommandCost CmdBuildRailStation(TileIndex tile_org, DoCommandFlag flags, uint32
TILE_AREA_LOOP(tile, update_reservation_area) {
DiagDirection dir = AxisToDiagDir(axis);
TileIndexDiff tile_offset = TileOffsByDiagDir(dir);
TileIndex platform_begin = tile - tile_offset * (st->GetPlatformLength(tile, ReverseDiagDir(dir)) - 1);
TileIndex platform_end = tile + tile_offset * (st->GetPlatformLength(tile, dir) - 1);
TileIndex platform_begin = tile;
TileIndex platform_end = tile;
/* We can only account for tiles that are reachable from this tile, so ignore primarily blocked tiles while finding the platform begin and end. */
for (TileIndex next_tile = platform_begin - tile_offset; IsCompatibleTrainStationTile(next_tile, platform_begin); next_tile -= tile_offset) {
platform_begin = next_tile;
}
for (TileIndex next_tile = platform_end + tile_offset; IsCompatibleTrainStationTile(next_tile, platform_end); next_tile += tile_offset) {
platform_end = next_tile;
}
/* If there is at least on reservation on the platform, we reserve the whole platform. */
bool reservation = false;