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(svn r13957) -Codechange [YAPP]: Free the old path reservation on removing some tracks and reroute trains afterwards. (michi_cc)

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rubidium
2008-08-02 22:55:08 +00:00
parent bcfc5a78ed
commit f0fdbf9644
4 changed files with 99 additions and 3 deletions
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8
src/waypoint.cpp
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@@ -33,6 +33,8 @@
#include "newgrf_station.h"
#include "oldpool_func.h"
#include "viewport_func.h"
#include "pbs.h"
#include "train.h"
#include "table/strings.h"
@@ -320,6 +322,7 @@ CommandCost RemoveTrainWaypoint(TileIndex tile, uint32 flags, bool justremove)
wp->deleted = 30; // let it live for this many days before we do the actual deletion.
RedrawWaypointSign(wp);
Vehicle *v = NULL;
if (justremove) {
TrackBits tracks = GetRailWaypointBits(tile);
bool reserved = GetDepotWaypointReservation(tile);
@@ -327,10 +330,15 @@ CommandCost RemoveTrainWaypoint(TileIndex tile, uint32 flags, bool justremove)
if (reserved) SetTrackReservation(tile, tracks);
MarkTileDirtyByTile(tile);
} else {
if (GetDepotWaypointReservation(tile)) {
v = GetTrainForReservation(tile, track);
if (v != NULL) FreeTrainTrackReservation(v);
}
DoClearSquare(tile);
AddTrackToSignalBuffer(tile, track, owner);
}
YapfNotifyTrackLayoutChange(tile, track);
if (v != NULL) TryPathReserve(v, true);
}
return CommandCost(EXPENSES_CONSTRUCTION, _price.remove_train_depot);