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(svn r13989) -Fix [FS#2186] (r13953): YAPP track reservation for crashed trains was broken for depots and wormholes (michi_cc).

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rubidium 2008-08-04 13:15:15 +00:00
parent eb5fb4443a
commit 33148eae6e
1 changed files with 25 additions and 3 deletions
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28
src/train_cmd.cpp
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@ -3436,6 +3436,11 @@ static void SetVehicleCrashed(Vehicle *v)
FreeTrainTrackReservation(v);
for (const Vehicle *u = v; u != NULL; u = u->Next()) {
ClearPathReservation(u->tile, GetVehicleTrackdir(u));
if (IsTileType(u->tile, MP_TUNNELBRIDGE)) {
/* ClearPathReservation will not free the wormhole exit
* if the train has just entered the wormhole. */
SetTunnelBridgeReservation(GetOtherTunnelBridgeEnd(u->tile), false);
}
}
}
@ -3511,7 +3516,12 @@ static Vehicle *FindTrainCollideEnum(Vehicle *v, void *data)
* As there might be more than two trains involved, we have to do that for all vehicles */
const Vehicle *u;
FOR_ALL_VEHICLES(u) {
if (u->type == VEH_TRAIN && HASBITS(u->vehstatus, VS_CRASHED)) {
if (u->type == VEH_TRAIN && HASBITS(u->vehstatus, VS_CRASHED) && (u->u.rail.track & TRACK_BIT_DEPOT) == TRACK_BIT_NONE) {
TrackBits trackbits = u->u.rail.track;
if ((trackbits & TRACK_BIT_WORMHOLE) == TRACK_BIT_WORMHOLE) {
/* Vehicle is inside a wormhole, v->u.rail.track contains no useful value then. */
trackbits |= DiagDirToDiagTrackBits(GetTunnelBridgeDirection(u->tile));
}
TryReserveRailTrack(u->tile, TrackBitsToTrack(u->u.rail.track));
}
}
@ -3843,7 +3853,14 @@ static Vehicle *CollectTrackbitsFromCrashedVehiclesEnum(Vehicle *v, void *data)
{
TrackBits *trackbits = (TrackBits *)data;
if (v->type == VEH_TRAIN && (v->vehstatus & VS_CRASHED) != 0) *trackbits |= v->u.rail.track;
if (v->type == VEH_TRAIN && (v->vehstatus & VS_CRASHED) != 0) {
if ((v->u.rail.track & TRACK_BIT_WORMHOLE) == TRACK_BIT_WORMHOLE) {
/* Vehicle is inside a wormhole, v->u.rail.track contains no useful value then. */
*trackbits |= DiagDirToDiagTrackBits(GetTunnelBridgeDirection(v->tile));
} else {
*trackbits |= v->u.rail.track;
}
}
return NULL;
}
@ -3886,13 +3903,18 @@ static void DeleteLastWagon(Vehicle *v)
/* 'v' shouldn't be accessed after it has been deleted */
TrackBits trackbits = v->u.rail.track;
Track track = TrackBitsToTrack(trackbits);
TileIndex tile = v->tile;
Owner owner = v->owner;
delete v;
v = NULL; // make sure nobody will try to read 'v' anymore
if ((trackbits & TRACK_BIT_WORMHOLE) == TRACK_BIT_WORMHOLE) {
/* Vehicle is inside a wormhole, v->u.rail.track contains no useful value then. */
trackbits |= DiagDirToDiagTrackBits(GetTunnelBridgeDirection(tile));
}
Track track = TrackBitsToTrack(trackbits);
if (HasReservedTracks(tile, trackbits)) {
UnreserveRailTrack(tile, track);