diff options
Diffstat (limited to 'src/order_cmd.cpp')
| -rw-r--r-- | src/order_cmd.cpp | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/src/order_cmd.cpp b/src/order_cmd.cpp index 21772f9bd..dee910a8a 100644 --- a/src/order_cmd.cpp +++ b/src/order_cmd.cpp @@ -1808,8 +1808,9 @@ VehicleOrderID ProcessConditionalOrder(const Order *order, const Vehicle *v) * @param order the order the vehicle currently has * @param v the vehicle to update * @param conditional_depth the depth (amount of steps) to go with conditional orders. This to prevent infinite loops. + * @param pbs_look_ahead Whether we are forecasting orders for pbs reservations in advance. If true, the order indices must not be modified. */ -bool UpdateOrderDest(Vehicle *v, const Order *order, int conditional_depth) +bool UpdateOrderDest(Vehicle *v, const Order *order, int conditional_depth, bool pbs_look_ahead) { if (conditional_depth > v->GetNumOrders()) return false; @@ -1820,6 +1821,7 @@ bool UpdateOrderDest(Vehicle *v, const Order *order, int conditional_depth) case OT_GOTO_DEPOT: if ((order->GetDepotOrderType() & ODTFB_SERVICE) && !v->NeedsServicing()) { + assert(!pbs_look_ahead); UpdateVehicleTimetable(v, true); v->IncrementRealOrderIndex(); break; @@ -1832,6 +1834,9 @@ bool UpdateOrderDest(Vehicle *v, const Order *order, int conditional_depth) bool reverse; if (v->FindClosestDepot(&location, &destination, &reverse)) { + /* PBS reservations cannot reverse */ + if (pbs_look_ahead && reverse) return false; + v->dest_tile = location; v->current_order.MakeGoToDepot(destination, v->current_order.GetDepotOrderType(), v->current_order.GetNonStopType(), (OrderDepotActionFlags)(v->current_order.GetDepotActionType() & ~ODATFB_NEAREST_DEPOT), v->current_order.GetRefitCargo(), v->current_order.GetRefitSubtype()); @@ -1849,6 +1854,9 @@ bool UpdateOrderDest(Vehicle *v, const Order *order, int conditional_depth) return true; } + /* If there is no depot, we cannot help PBS either. */ + if (pbs_look_ahead) return false; + UpdateVehicleTimetable(v, true); v->IncrementRealOrderIndex(); } else { @@ -1864,6 +1872,7 @@ bool UpdateOrderDest(Vehicle *v, const Order *order, int conditional_depth) return true; case OT_CONDITIONAL: { + assert(!pbs_look_ahead); VehicleOrderID next_order = ProcessConditionalOrder(order, v); if (next_order != INVALID_VEH_ORDER_ID) { /* Jump to next_order. cur_implicit_order_index becomes exactly that order, @@ -1908,7 +1917,7 @@ bool UpdateOrderDest(Vehicle *v, const Order *order, int conditional_depth) } v->current_order = *order; - return UpdateOrderDest(v, order, conditional_depth + 1); + return UpdateOrderDest(v, order, conditional_depth + 1, pbs_look_ahead); } /** |