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authorrubidium <rubidium@openttd.org>2008-06-02 08:33:38 +0000
committerrubidium <rubidium@openttd.org>2008-06-02 08:33:38 +0000
commitfd0be850fe26627038df252f20486d526f54db07 (patch)
tree5d4af862ae9ae08dbabfa0757e61cc0761101795 /src
parent3efece128469f5bcee86e350f910c9efe40ff2f6 (diff)
downloadopenttd-fd0be850fe26627038df252f20486d526f54db07.tar.xz
(svn r13358) -Codechange: split next order determination and conditional order processing functionality from the order handling. Patch based on work by michi_cc.
Diffstat (limited to 'src')
-rw-r--r--src/order_cmd.cpp155
1 files changed, 90 insertions, 65 deletions
diff --git a/src/order_cmd.cpp b/src/order_cmd.cpp
index ec76dc8a8..01e0fec94 100644
--- a/src/order_cmd.cpp
+++ b/src/order_cmd.cpp
@@ -1613,6 +1613,95 @@ static bool OrderConditionCompare(OrderConditionComparator occ, int variable, in
}
/**
+ * Process a conditional order and determine the next order.
+ * @param order the order the vehicle currently has
+ * @param v the vehicle to update
+ * @return index of next order to jump to, or INVALID_VEH_ORDER_ID to use the next order
+ */
+static VehicleOrderID ProcessConditionalOrder(const Order *order, const Vehicle *v)
+{
+ if (order->GetType() != OT_CONDITIONAL) return INVALID_VEH_ORDER_ID;
+
+ bool skip_order = false;
+ OrderConditionComparator occ = order->GetConditionComparator();
+ uint16 value = order->GetConditionValue();
+
+ switch (order->GetConditionVariable()) {
+ case OCV_LOAD_PERCENTAGE: skip_order = OrderConditionCompare(occ, CalcPercentVehicleFilled(v, NULL), value); break;
+ case OCV_RELIABILITY: skip_order = OrderConditionCompare(occ, v->reliability * 100 >> 16, value); break;
+ case OCV_MAX_SPEED: skip_order = OrderConditionCompare(occ, v->GetDisplayMaxSpeed(), value); break;
+ case OCV_AGE: skip_order = OrderConditionCompare(occ, v->age / 366, value); break;
+ case OCV_REQUIRES_SERVICE: skip_order = OrderConditionCompare(occ, v->NeedsServicing(), value); break;
+ case OCV_UNCONDITIONALLY: skip_order = true; break;
+ default: NOT_REACHED();
+ }
+
+ return skip_order ? order->GetConditionSkipToOrder() : (VehicleOrderID)INVALID_VEH_ORDER_ID;
+}
+
+/**
+ * Update the vehicle's destination tile from an order.
+ * @param order the order the vehicle currently has
+ * @param v the vehicle to update
+ */
+static bool UpdateOrderDest(Vehicle *v, const Order *order)
+{
+ switch (order->GetType()) {
+ case OT_GOTO_STATION:
+ v->dest_tile = v->GetOrderStationLocation(order->GetDestination());
+ break;
+
+ case OT_GOTO_DEPOT:
+ if (v->current_order.GetDepotActionType() & ODATFB_NEAREST_DEPOT) {
+ /* We need to search for the nearest depot (hangar). */
+ TileIndex location;
+ DestinationID destination;
+ bool reverse;
+
+ if (v->FindClosestDepot(&location, &destination, &reverse)) {
+ v->dest_tile = location;
+ v->current_order.MakeGoToDepot(destination, ODTFB_PART_OF_ORDERS);
+
+ /* If there is no depot in front, reverse automatically (trains only) */
+ if (v->type == VEH_TRAIN && reverse) DoCommand(v->tile, v->index, 0, DC_EXEC, CMD_REVERSE_TRAIN_DIRECTION);
+
+ if (v->type == VEH_AIRCRAFT && v->u.air.state == FLYING && v->u.air.targetairport != destination) {
+ /* The aircraft is now heading for a different hangar than the next in the orders */
+ extern void AircraftNextAirportPos_and_Order(Vehicle *v);
+ AircraftNextAirportPos_and_Order(v);
+ }
+ } else {
+ UpdateVehicleTimetable(v, true);
+ v->cur_order_index++;
+ }
+ } else if (v->type != VEH_AIRCRAFT) {
+ v->dest_tile = GetDepot(order->GetDestination())->xy;
+ }
+ break;
+
+ case OT_GOTO_WAYPOINT:
+ v->dest_tile = GetWaypoint(order->GetDestination())->xy;
+ break;
+
+ case OT_CONDITIONAL: {
+ VehicleOrderID next_order = ProcessConditionalOrder(order, v);
+ UpdateVehicleTimetable(v, true);
+ if (next_order != INVALID_VEH_ORDER_ID) {
+ v->cur_order_index = next_order;
+ } else {
+ v->cur_order_index++;
+ }
+ return false;
+ }
+
+ default:
+ v->dest_tile = 0;
+ return false;
+ }
+ return true;
+}
+
+/**
* Handle the orders of a vehicle and determine the next place
* to go to if needed.
* @param v the vehicle to do this for.
@@ -1710,71 +1799,7 @@ bool ProcessOrders(Vehicle *v)
break;
}
- switch (order->GetType()) {
- case OT_GOTO_STATION:
- v->dest_tile = v->GetOrderStationLocation(order->GetDestination());
- break;
-
- case OT_GOTO_DEPOT:
- if (v->current_order.GetDepotActionType() & ODATFB_NEAREST_DEPOT) {
- /* We need to search for the nearest depot (hangar). */
- TileIndex location;
- DestinationID destination;
- bool reverse;
-
- if (v->FindClosestDepot(&location, &destination, &reverse)) {
- v->dest_tile = location;
- v->current_order.MakeGoToDepot(destination, ODTFB_PART_OF_ORDERS);
-
- /* If there is no depot in front, reverse automatically (trains only) */
- if (v->type == VEH_TRAIN && reverse) DoCommand(v->tile, v->index, 0, DC_EXEC, CMD_REVERSE_TRAIN_DIRECTION);
-
- if (v->type == VEH_AIRCRAFT && v->u.air.state == FLYING && v->u.air.targetairport != destination) {
- /* The aircraft is now heading for a different hangar than the next in the orders */
- extern void AircraftNextAirportPos_and_Order(Vehicle *v);
- AircraftNextAirportPos_and_Order(v);
- }
- } else {
- UpdateVehicleTimetable(v, true);
- v->cur_order_index++;
- }
- } else if (v->type != VEH_AIRCRAFT) {
- v->dest_tile = GetDepot(order->GetDestination())->xy;
- }
- break;
-
- case OT_GOTO_WAYPOINT:
- v->dest_tile = GetWaypoint(order->GetDestination())->xy;
- break;
-
- case OT_CONDITIONAL: {
- bool skip_order = false;
- OrderConditionComparator occ = order->GetConditionComparator();
- uint16 value = order->GetConditionValue();
-
- switch (order->GetConditionVariable()) {
- case OCV_LOAD_PERCENTAGE: skip_order = OrderConditionCompare(occ, CalcPercentVehicleFilled(v, NULL), value); break;
- case OCV_RELIABILITY: skip_order = OrderConditionCompare(occ, v->reliability * 100 >> 16, value); break;
- case OCV_MAX_SPEED: skip_order = OrderConditionCompare(occ, v->GetDisplayMaxSpeed(), value); break;
- case OCV_AGE: skip_order = OrderConditionCompare(occ, v->age / 366, value); break;
- case OCV_REQUIRES_SERVICE: skip_order = OrderConditionCompare(occ, v->NeedsServicing(), value); break;
- case OCV_UNCONDITIONALLY: skip_order = true; break;
- default: NOT_REACHED();
- }
- UpdateVehicleTimetable(v, true);
- if (skip_order) {
- v->cur_order_index = order->GetConditionSkipToOrder();
- } else {
- v->cur_order_index++;
- }
- } return false;
-
- default:
- v->dest_tile = 0;
- return false;
- }
-
- return may_reverse;
+ return UpdateOrderDest(v, order) && may_reverse;
}
/**