mirror of https://github.com/OpenTTD/OpenTTD.git
(svn r1922) - Fix: Disappearing of crashed trains inside tunnels were not checked properly.
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0c3927ce4a
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30
train_cmd.c
30
train_cmd.c
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@ -2599,11 +2599,20 @@ reverse_train_direction:
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extern uint CheckTunnelBusy(uint tile, int *length);
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/**
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* Deletes/Clears the last wagon of a crashed train. It takes the engine of the
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* train, then goes to the last wagon and deletes that. Each call to this function
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* will remove the last wagon of a crashed train. If this wagon was on a crossing,
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* or inside a tunnel, recalculate the signals as they might need updating
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* @param v the @Vehicle of which last wagon is to be removed
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*/
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static void DeleteLastWagon(Vehicle *v)
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{
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Vehicle *u = v;
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int t;
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/* Go to the last wagon and delete the link pointing there
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* *u is then the one-before-last wagon, and *v the last
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* one which will physicially be removed */
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while (v->next != NULL) {
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u = v;
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v = v->next;
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@ -2619,22 +2628,25 @@ static void DeleteLastWagon(Vehicle *v)
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EndVehicleMove(v);
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DeleteVehicle(v);
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if (!((t=v->u.rail.track) & 0xC0)) {
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SetSignalsOnBothDir(v->tile, FIND_FIRST_BIT(t));
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}
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if (!(v->u.rail.track & 0xC0))
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SetSignalsOnBothDir(v->tile, FIND_FIRST_BIT(v->u.rail.track));
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/* Check if the wagon was on a road/rail-crossing and disable it if no others are on it */
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DisableTrainCrossing(v->tile);
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if (v->u.rail.track == 0x40) {
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if (v->u.rail.track == 0x40) { // inside a tunnel
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int length;
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TileIndex endtile = CheckTunnelBusy(v->tile, &length);
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if (endtile == (uint)-1) // tunnel is busy (error returned)
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return;
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if ((v->direction == 1) || (v->direction == 5) )
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SetSignalsOnBothDir(v->tile,0);
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SetSignalsOnBothDir(endtile,0);
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SetSignalsOnBothDir(v->tile, 0);
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SetSignalsOnBothDir(endtile, 0);
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if ((v->direction == 3) || (v->direction == 7) )
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SetSignalsOnBothDir(v->tile,1);
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SetSignalsOnBothDir(endtile,1);
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SetSignalsOnBothDir(v->tile, 1);
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SetSignalsOnBothDir(endtile, 1);
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}
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}
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