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(svn r10306) -Fix [FS#890]: the fix in r10219 was not enough to stop this bug from happening.

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rubidium 2007-06-24 16:44:06 +00:00
parent af5667394c
commit b17b9351dd
1 changed files with 9 additions and 0 deletions
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9
src/tunnelbridge_cmd.cpp
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@ -522,6 +522,15 @@ CommandCost CmdBuildTunnel(TileIndex start_tile, uint32 flags, uint32 p1, uint32
/* slope of end tile must be complementary to the slope of the start tile */ /* slope of end tile must be complementary to the slope of the start tile */
if (end_tileh != ComplementSlope(start_tileh)) { if (end_tileh != ComplementSlope(start_tileh)) {
/* Some (rail) track bits might be terraformed into the correct direction,
* but that would still leave tracks on foundation. Therefor excavation will
* always fail for rail tiles. On the other hand, for road tiles it might
* succeed when there is only one road bit on the tile, but then that road
* bit is removed leaving a clear tile.
* This therefor preserves the behaviour that half road tiles are always removable.
*/
if (IsTileType(end_tile, MP_RAILWAY)) return_cmd_error(STR_1008_MUST_REMOVE_RAILROAD_TRACK);
ret = DoCommand(end_tile, end_tileh & start_tileh, 0, flags, CMD_TERRAFORM_LAND); ret = DoCommand(end_tile, end_tileh & start_tileh, 0, flags, CMD_TERRAFORM_LAND);
if (CmdFailed(ret)) return_cmd_error(STR_5005_UNABLE_TO_EXCAVATE_LAND); if (CmdFailed(ret)) return_cmd_error(STR_5005_UNABLE_TO_EXCAVATE_LAND);
} else { } else {