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(svn r7112) -Codechange (r7106): Improve the test for determining if the rail type should be converted

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peter1138 2006-11-08 10:09:46 +00:00
parent 2ebd07ecfc
commit c73578aae6
1 changed files with 3 additions and 4 deletions
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7
rail_cmd.c
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@ -285,10 +285,9 @@ int32 CmdBuildSingleRail(TileIndex tile, uint32 flags, uint32 p1, uint32 p2)
if (CmdFailed(ret)) return ret;
cost += ret;
/* XXX Assume a 'higher' railtype has preference. This means we
* will convert from normal rail to electrified rail, but not
* the other way around. */
if (GetRailType(tile) < railtype) {
/* If the rail types don't match, try to convert only if engines of
* the present rail type are powered on the new rail type. */
if (GetRailType(tile) != railtype && HasPowerOnRail(GetRailType(tile), railtype)) {
ret = DoCommand(tile, tile, railtype, flags, CMD_CONVERT_RAIL);
if (CmdFailed(ret)) return ret;
cost += ret;