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(svn r18647) -Fix: [YAPP] A train inside a station was not always found when checking for trains on a reserved path.

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michi_cc
2009-12-27 14:37:50 +00:00
parent 182b0b5c14
commit f7025612e1
3 changed files with 19 additions and 5 deletions
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18
src/pbs.cpp
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@@ -262,7 +262,7 @@ static Vehicle *FindTrainOnTrackEnum(Vehicle *v, void *data)
* @param train_on_res Is set to a train we might encounter
* @returns The last tile of the reservation or the current train tile if no reservation present.
*/
PBSTileInfo FollowTrainReservation(const Train *v, bool *train_on_res)
PBSTileInfo FollowTrainReservation(const Train *v, Vehicle **train_on_res)
{
assert(v->type == VEH_TRAIN);
@@ -274,7 +274,21 @@ PBSTileInfo FollowTrainReservation(const Train *v, bool *train_on_res)
FindTrainOnTrackInfo ftoti;
ftoti.res = FollowReservation(v->owner, GetRailTypeInfo(v->railtype)->compatible_railtypes, tile, trackdir);
ftoti.res.okay = IsSafeWaitingPosition(v, ftoti.res.tile, ftoti.res.trackdir, true, _settings_game.pf.forbid_90_deg);
if (train_on_res != NULL) *train_on_res = HasVehicleOnPos(ftoti.res.tile, &ftoti, FindTrainOnTrackEnum);
if (train_on_res != NULL) {
FindVehicleOnPos(ftoti.res.tile, &ftoti, FindTrainOnTrackEnum);
if (ftoti.best != NULL) *train_on_res = ftoti.best->First();
if (*train_on_res == NULL && IsRailStationTile(ftoti.res.tile)) {
/* The target tile is a rail station. The track follower
* has stopped on the last platform tile where we haven't
* found a train. Also check all previous platform tiles
* for a possible train. */
TileIndexDiff diff = TileOffsByDiagDir(TrackdirToExitdir(ReverseTrackdir(ftoti.res.trackdir)));
for (TileIndex st_tile = ftoti.res.tile + diff; *train_on_res == NULL && IsCompatibleTrainStationTile(st_tile, ftoti.res.tile); st_tile += diff) {
FindVehicleOnPos(st_tile, &ftoti, FindTrainOnTrackEnum);
if (ftoti.best != NULL) *train_on_res = ftoti.best->First();
}
}
}
return ftoti.res;
}