Mercurial > hg > openttd
changeset 3562:270c3c68569b draft
(svn r4440) - Fix: Yoyo-effect of rail in desert/snow introduced by r4379. When a special groundtype below the track is encountered in the tileloop, always return even if groundtype hasn't changed.
author | Darkvater <Darkvater@openttd.org> |
---|---|
date | Sat, 15 Apr 2006 22:16:47 +0000 |
parents | a3e82fe897d1 |
children | b20938a606d7 |
files | rail_cmd.c |
diffstat | 1 files changed, 11 insertions(+), 6 deletions(-) [+] |
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--- a/rail_cmd.c +++ b/rail_cmd.c @@ -1737,26 +1737,31 @@ { RailGroundType old_ground = GetRailGroundType(tile); RailGroundType new_ground = old_ground; + bool quick_return = false; switch (_opt.landscape) { case LT_HILLY: - if (GetTileZ(tile) > _opt.snow_line) new_ground = RAIL_GROUND_ICE_DESERT; + if (GetTileZ(tile) > _opt.snow_line) { + new_ground = RAIL_GROUND_ICE_DESERT; + quick_return = true; + } break; case LT_DESERT: - if (GetTropicZone(tile) == TROPICZONE_DESERT) new_ground = RAIL_GROUND_ICE_DESERT; - break; - - default: + if (GetTropicZone(tile) == TROPICZONE_DESERT) { + new_ground = RAIL_GROUND_ICE_DESERT; + quick_return = true; + } break; } if (new_ground != old_ground) { SetRailGroundType(tile, new_ground); MarkTileDirtyByTile(tile); - return; } + if (quick_return) return; + // Don't continue tile loop for depots if (GetRailTileType(tile) == RAIL_TYPE_DEPOT_WAYPOINT) return;