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00012 #include "ai_vehicle.hpp"
00013 #include "../ai_instance.hpp"
00014 #include "../../debug.h"
00015 #include "../../vehicle_base.h"
00016 #include "../../roadstop_base.h"
00017 #include "../../depot_base.h"
00018 #include "../../station_base.h"
00019 #include "../../waypoint_base.h"
00020
00026 static OrderType GetOrderTypeByTile(TileIndex t)
00027 {
00028 if (!::IsValidTile(t)) return OT_END;
00029
00030 switch (::GetTileType(t)) {
00031 default: break;
00032 case MP_STATION:
00033 if (IsBuoy(t) || IsRailWaypoint(t)) return OT_GOTO_WAYPOINT;
00034 if (IsHangar(t)) return OT_GOTO_DEPOT;
00035 return OT_GOTO_STATION;
00036 break;
00037 case MP_WATER: if (::IsShipDepot(t)) return OT_GOTO_DEPOT; break;
00038 case MP_ROAD: if (::GetRoadTileType(t) == ROAD_TILE_DEPOT) return OT_GOTO_DEPOT; break;
00039 case MP_RAILWAY:
00040 if (IsRailDepot(t)) return OT_GOTO_DEPOT;
00041 break;
00042 }
00043
00044 return OT_END;
00045 }
00046
00047 bool AIOrder::IsValidVehicleOrder(VehicleID vehicle_id, OrderPosition order_position)
00048 {
00049 return AIVehicle::IsValidVehicle(vehicle_id) && order_position >= 0 && (order_position < ::Vehicle::Get(vehicle_id)->GetNumOrders() || order_position == ORDER_CURRENT);
00050 }
00051
00057 static const Order *ResolveOrder(VehicleID vehicle_id, AIOrder::OrderPosition order_position)
00058 {
00059 const Vehicle *v = ::Vehicle::Get(vehicle_id);
00060 if (order_position == AIOrder::ORDER_CURRENT) {
00061 const Order *order = &v->current_order;
00062 if (order->GetType() == OT_GOTO_DEPOT && !(order->GetDepotOrderType() & ODTFB_PART_OF_ORDERS)) return order;
00063 order_position = AIOrder::ResolveOrderPosition(vehicle_id, order_position);
00064 if (order_position == AIOrder::ORDER_INVALID) return NULL;
00065 }
00066 return v->GetOrder(order_position);
00067 }
00068
00069 bool AIOrder::IsGotoStationOrder(VehicleID vehicle_id, OrderPosition order_position)
00070 {
00071 if (!IsValidVehicleOrder(vehicle_id, order_position)) return false;
00072
00073 const Order *order = ::ResolveOrder(vehicle_id, order_position);
00074 return order != NULL && order->GetType() == OT_GOTO_STATION;
00075 }
00076
00077 bool AIOrder::IsGotoDepotOrder(VehicleID vehicle_id, OrderPosition order_position)
00078 {
00079 if (!IsValidVehicleOrder(vehicle_id, order_position)) return false;
00080
00081 const Order *order = ::ResolveOrder(vehicle_id, order_position);
00082 return order != NULL && order->GetType() == OT_GOTO_DEPOT;
00083 }
00084
00085 bool AIOrder::IsGotoWaypointOrder(VehicleID vehicle_id, OrderPosition order_position)
00086 {
00087 if (!IsValidVehicleOrder(vehicle_id, order_position)) return false;
00088
00089 const Order *order = ::ResolveOrder(vehicle_id, order_position);
00090 return order != NULL && order->GetType() == OT_GOTO_WAYPOINT;
00091 }
00092
00093 bool AIOrder::IsConditionalOrder(VehicleID vehicle_id, OrderPosition order_position)
00094 {
00095 if (order_position == ORDER_CURRENT) return false;
00096 if (!IsValidVehicleOrder(vehicle_id, order_position)) return false;
00097
00098 const Order *order = Vehicle::Get(vehicle_id)->GetOrder(order_position);
00099 return order->GetType() == OT_CONDITIONAL;
00100 }
00101
00102 bool AIOrder::IsCurrentOrderPartOfOrderList(VehicleID vehicle_id)
00103 {
00104 if (AIVehicle::IsValidVehicle(vehicle_id)) return false;
00105 if (GetOrderCount(vehicle_id) == 0) return false;
00106
00107 const Order *order = &::Vehicle::Get(vehicle_id)->current_order;
00108 if (order->GetType() != OT_GOTO_DEPOT) return true;
00109 return (order->GetDepotOrderType() & ODTFB_PART_OF_ORDERS) != 0;
00110 }
00111
00112 AIOrder::OrderPosition AIOrder::ResolveOrderPosition(VehicleID vehicle_id, OrderPosition order_position)
00113 {
00114 if (!AIVehicle::IsValidVehicle(vehicle_id)) return ORDER_INVALID;
00115
00116 if (order_position == ORDER_CURRENT) return (AIOrder::OrderPosition)::Vehicle::Get(vehicle_id)->cur_order_index;
00117 return (order_position >= 0 && order_position < ::Vehicle::Get(vehicle_id)->GetNumOrders()) ? order_position : ORDER_INVALID;
00118 }
00119
00120
00121 bool AIOrder::AreOrderFlagsValid(TileIndex destination, AIOrderFlags order_flags)
00122 {
00123 OrderType ot = (order_flags & AIOF_GOTO_NEAREST_DEPOT) ? OT_GOTO_DEPOT : ::GetOrderTypeByTile(destination);
00124 switch (ot) {
00125 case OT_GOTO_STATION:
00126 return (order_flags & ~(AIOF_NON_STOP_FLAGS | AIOF_UNLOAD_FLAGS | AIOF_LOAD_FLAGS)) == 0 &&
00127
00128 ((order_flags & AIOF_TRANSFER) == 0 || (order_flags & AIOF_UNLOAD) == 0) &&
00129 ((order_flags & AIOF_TRANSFER) == 0 || (order_flags & AIOF_NO_UNLOAD) == 0) &&
00130 ((order_flags & AIOF_UNLOAD) == 0 || (order_flags & AIOF_NO_UNLOAD) == 0) &&
00131 ((order_flags & AIOF_UNLOAD) == 0 || (order_flags & AIOF_NO_UNLOAD) == 0) &&
00132 ((order_flags & AIOF_NO_UNLOAD) == 0 || (order_flags & AIOF_NO_LOAD) == 0) &&
00133 ((order_flags & AIOF_FULL_LOAD_ANY) == 0 || (order_flags & AIOF_NO_LOAD) == 0);
00134
00135 case OT_GOTO_DEPOT:
00136 return (order_flags & ~(AIOF_NON_STOP_FLAGS | AIOF_DEPOT_FLAGS)) == 0 &&
00137 ((order_flags & AIOF_SERVICE_IF_NEEDED) == 0 || (order_flags & AIOF_STOP_IN_DEPOT) == 0);
00138
00139 case OT_GOTO_WAYPOINT: return (order_flags & ~(AIOF_NON_STOP_FLAGS)) == 0;
00140 default: return false;
00141 }
00142 }
00143
00144 bool AIOrder::IsValidConditionalOrder(OrderCondition condition, CompareFunction compare)
00145 {
00146 switch (condition) {
00147 case OC_LOAD_PERCENTAGE:
00148 case OC_RELIABILITY:
00149 case OC_MAX_SPEED:
00150 case OC_AGE:
00151 return compare >= CF_EQUALS && compare <= CF_MORE_EQUALS;
00152
00153 case OC_REQUIRES_SERVICE:
00154 return compare == CF_IS_TRUE || compare == CF_IS_FALSE;
00155
00156 case OC_UNCONDITIONALLY:
00157 return true;
00158
00159 default: return false;
00160 }
00161 }
00162
00163 int32 AIOrder::GetOrderCount(VehicleID vehicle_id)
00164 {
00165 return AIVehicle::IsValidVehicle(vehicle_id) ? ::Vehicle::Get(vehicle_id)->GetNumOrders() : -1;
00166 }
00167
00168 TileIndex AIOrder::GetOrderDestination(VehicleID vehicle_id, OrderPosition order_position)
00169 {
00170 if (!IsValidVehicleOrder(vehicle_id, order_position)) return INVALID_TILE;
00171
00172 const Order *order = ::ResolveOrder(vehicle_id, order_position);
00173 if (order == NULL || order->GetType() == OT_CONDITIONAL) return INVALID_TILE;
00174 const Vehicle *v = ::Vehicle::Get(vehicle_id);
00175
00176 switch (order->GetType()) {
00177 case OT_GOTO_DEPOT: {
00178 if (v->type != VEH_AIRCRAFT) return ::Depot::Get(order->GetDestination())->xy;
00179
00180 const Station *st = ::Station::Get(order->GetDestination());
00181 const AirportFTAClass *airport = st->Airport();
00182 if (airport == NULL || airport->nof_depots == 0) return INVALID_TILE;
00183 return st->airport_tile + ::ToTileIndexDiff(st->Airport()->airport_depots[0]);
00184 }
00185
00186 case OT_GOTO_STATION: {
00187 const Station *st = ::Station::Get(order->GetDestination());
00188 if (st->train_station.tile != INVALID_TILE) {
00189 for (uint i = 0; i < st->train_station.w; i++) {
00190 TileIndex t = st->train_station.tile + TileDiffXY(i, 0);
00191 if (st->TileBelongsToRailStation(t)) return t;
00192 }
00193 } else if (st->dock_tile != INVALID_TILE) {
00194 return st->dock_tile;
00195 } else if (st->bus_stops != NULL) {
00196 return st->bus_stops->xy;
00197 } else if (st->truck_stops != NULL) {
00198 return st->truck_stops->xy;
00199 } else if (st->airport_tile != INVALID_TILE) {
00200 const AirportFTAClass *fta = st->Airport();
00201 TILE_LOOP(tile, fta->size_x, fta->size_y, st->airport_tile) {
00202 if (!::IsHangar(tile)) return tile;
00203 }
00204 }
00205 return INVALID_TILE;
00206 }
00207 case OT_GOTO_WAYPOINT: return ::Waypoint::Get(order->GetDestination())->xy;
00208 default: return INVALID_TILE;
00209 }
00210 }
00211
00212 AIOrder::AIOrderFlags AIOrder::GetOrderFlags(VehicleID vehicle_id, OrderPosition order_position)
00213 {
00214 if (!IsValidVehicleOrder(vehicle_id, order_position)) return AIOF_INVALID;
00215
00216 const Order *order = ::ResolveOrder(vehicle_id, order_position);
00217 if (order == NULL || order->GetType() == OT_CONDITIONAL) return AIOF_INVALID;
00218
00219 AIOrderFlags order_flags = AIOF_NONE;
00220 order_flags |= (AIOrderFlags)order->GetNonStopType();
00221 switch (order->GetType()) {
00222 case OT_GOTO_DEPOT:
00223 if (order->GetDepotOrderType() & ODTFB_SERVICE) order_flags |= AIOF_SERVICE_IF_NEEDED;
00224 if (order->GetDepotActionType() & ODATFB_HALT) order_flags |= AIOF_STOP_IN_DEPOT;
00225 if (order->GetDepotActionType() & ODATFB_NEAREST_DEPOT) order_flags |= AIOF_GOTO_NEAREST_DEPOT;
00226 break;
00227
00228 case OT_GOTO_STATION:
00229 order_flags |= (AIOrderFlags)(order->GetLoadType() << 5);
00230 order_flags |= (AIOrderFlags)(order->GetUnloadType() << 2);
00231 break;
00232
00233 default: break;
00234 }
00235
00236 return order_flags;
00237 }
00238
00239 AIOrder::OrderPosition AIOrder::GetOrderJumpTo(VehicleID vehicle_id, OrderPosition order_position)
00240 {
00241 if (!IsValidVehicleOrder(vehicle_id, order_position)) return ORDER_INVALID;
00242 if (order_position == ORDER_CURRENT || !IsConditionalOrder(vehicle_id, order_position)) return ORDER_INVALID;
00243
00244 const Order *order = Vehicle::Get(vehicle_id)->GetOrder(order_position);
00245 return (OrderPosition)order->GetConditionSkipToOrder();
00246 }
00247
00248 AIOrder::OrderCondition AIOrder::GetOrderCondition(VehicleID vehicle_id, OrderPosition order_position)
00249 {
00250 if (!IsValidVehicleOrder(vehicle_id, order_position)) return OC_INVALID;
00251 if (order_position == ORDER_CURRENT || !IsConditionalOrder(vehicle_id, order_position)) return OC_INVALID;
00252
00253 const Order *order = Vehicle::Get(vehicle_id)->GetOrder(order_position);
00254 return (OrderCondition)order->GetConditionVariable();
00255 }
00256
00257 AIOrder::CompareFunction AIOrder::GetOrderCompareFunction(VehicleID vehicle_id, OrderPosition order_position)
00258 {
00259 if (!IsValidVehicleOrder(vehicle_id, order_position)) return CF_INVALID;
00260 if (order_position == ORDER_CURRENT || !IsConditionalOrder(vehicle_id, order_position)) return CF_INVALID;
00261
00262 const Order *order = Vehicle::Get(vehicle_id)->GetOrder(order_position);
00263 return (CompareFunction)order->GetConditionComparator();
00264 }
00265
00266 int32 AIOrder::GetOrderCompareValue(VehicleID vehicle_id, OrderPosition order_position)
00267 {
00268 if (!IsValidVehicleOrder(vehicle_id, order_position)) return -1;
00269 if (order_position == ORDER_CURRENT || !IsConditionalOrder(vehicle_id, order_position)) return -1;
00270
00271 const Order *order = Vehicle::Get(vehicle_id)->GetOrder(order_position);
00272 int32 value = order->GetConditionValue();
00273 if (order->GetConditionVariable() == OCV_MAX_SPEED) value = value * 16 / 10;
00274 return value;
00275 }
00276
00277 bool AIOrder::SetOrderJumpTo(VehicleID vehicle_id, OrderPosition order_position, OrderPosition jump_to)
00278 {
00279 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position));
00280 EnforcePrecondition(false, order_position != ORDER_CURRENT && IsConditionalOrder(vehicle_id, order_position));
00281 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, jump_to) && jump_to != ORDER_CURRENT);
00282
00283 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), MOF_COND_DESTINATION | (jump_to << 4), CMD_MODIFY_ORDER);
00284 }
00285
00286 bool AIOrder::SetOrderCondition(VehicleID vehicle_id, OrderPosition order_position, OrderCondition condition)
00287 {
00288 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position));
00289 EnforcePrecondition(false, order_position != ORDER_CURRENT && IsConditionalOrder(vehicle_id, order_position));
00290 EnforcePrecondition(false, condition >= OC_LOAD_PERCENTAGE && condition <= OC_UNCONDITIONALLY);
00291
00292 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), MOF_COND_VARIABLE | (condition << 4), CMD_MODIFY_ORDER);
00293 }
00294
00295 bool AIOrder::SetOrderCompareFunction(VehicleID vehicle_id, OrderPosition order_position, CompareFunction compare)
00296 {
00297 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position));
00298 EnforcePrecondition(false, order_position != ORDER_CURRENT && IsConditionalOrder(vehicle_id, order_position));
00299 EnforcePrecondition(false, compare >= CF_EQUALS && compare <= CF_IS_FALSE);
00300
00301 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), MOF_COND_COMPARATOR | (compare << 4), CMD_MODIFY_ORDER);
00302 }
00303
00304 bool AIOrder::SetOrderCompareValue(VehicleID vehicle_id, OrderPosition order_position, int32 value)
00305 {
00306 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position));
00307 EnforcePrecondition(false, order_position != ORDER_CURRENT && IsConditionalOrder(vehicle_id, order_position));
00308 EnforcePrecondition(false, value >= 0 && value < 2048);
00309 if (GetOrderCondition(vehicle_id, order_position) == OC_MAX_SPEED) value = value * 10 / 16;
00310
00311 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), MOF_COND_VALUE | (value << 4), CMD_MODIFY_ORDER);
00312 }
00313
00314 bool AIOrder::AppendOrder(VehicleID vehicle_id, TileIndex destination, AIOrderFlags order_flags)
00315 {
00316 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00317 EnforcePrecondition(false, AreOrderFlagsValid(destination, order_flags));
00318
00319 return InsertOrder(vehicle_id, (AIOrder::OrderPosition)::Vehicle::Get(vehicle_id)->GetNumOrders(), destination, order_flags);
00320 }
00321
00322 bool AIOrder::AppendConditionalOrder(VehicleID vehicle_id, OrderPosition jump_to)
00323 {
00324 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00325 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, jump_to));
00326
00327 return InsertConditionalOrder(vehicle_id, (AIOrder::OrderPosition)::Vehicle::Get(vehicle_id)->GetNumOrders(), jump_to);
00328 }
00329
00330 bool AIOrder::InsertOrder(VehicleID vehicle_id, OrderPosition order_position, TileIndex destination, AIOrder::AIOrderFlags order_flags)
00331 {
00332
00333 if (order_position == ORDER_CURRENT) order_position = AIOrder::ResolveOrderPosition(vehicle_id, order_position);
00334
00335 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00336 EnforcePrecondition(false, order_position >= 0 && order_position <= ::Vehicle::Get(vehicle_id)->GetNumOrders());
00337 EnforcePrecondition(false, AreOrderFlagsValid(destination, order_flags));
00338
00339 Order order;
00340 OrderType ot = (order_flags & AIOF_GOTO_NEAREST_DEPOT) ? OT_GOTO_DEPOT : ::GetOrderTypeByTile(destination);
00341 switch (ot) {
00342 case OT_GOTO_DEPOT: {
00343 OrderDepotTypeFlags odtf = (OrderDepotTypeFlags)(ODTFB_PART_OF_ORDERS | ((order_flags & AIOF_SERVICE_IF_NEEDED) ? ODTFB_SERVICE : 0));
00344 OrderDepotActionFlags odaf = (OrderDepotActionFlags)(ODATF_SERVICE_ONLY | ((order_flags & AIOF_STOP_IN_DEPOT) ? ODATFB_HALT : 0));
00345 if (order_flags & AIOF_GOTO_NEAREST_DEPOT) odaf |= ODATFB_NEAREST_DEPOT;
00346 OrderNonStopFlags onsf = (OrderNonStopFlags)((order_flags & AIOF_NON_STOP_INTERMEDIATE) ? ONSF_NO_STOP_AT_INTERMEDIATE_STATIONS : ONSF_STOP_EVERYWHERE);
00347 if (order_flags & AIOF_GOTO_NEAREST_DEPOT) {
00348 order.MakeGoToDepot(0, odtf, onsf, odaf);
00349 } else {
00350
00351
00352 if (::Vehicle::Get(vehicle_id)->type == VEH_AIRCRAFT) {
00353 if (!::IsTileType(destination, MP_STATION)) return false;
00354 order.MakeGoToDepot(::GetStationIndex(destination), odtf, onsf, odaf);
00355 } else {
00356 if (::IsTileType(destination, MP_STATION)) return false;
00357 order.MakeGoToDepot(::GetDepotIndex(destination), odtf, onsf, odaf);
00358 }
00359 }
00360 break;
00361 }
00362
00363 case OT_GOTO_STATION:
00364 order.MakeGoToStation(::GetStationIndex(destination));
00365 order.SetLoadType((OrderLoadFlags)GB(order_flags, 5, 3));
00366 order.SetUnloadType((OrderUnloadFlags)GB(order_flags, 2, 3));
00367 order.SetStopLocation(OSL_PLATFORM_FAR_END);
00368 break;
00369
00370 case OT_GOTO_WAYPOINT:
00371 order.MakeGoToWaypoint(::GetStationIndex(destination));
00372 break;
00373
00374 default:
00375 return false;
00376 }
00377
00378 order.SetNonStopType((OrderNonStopFlags)GB(order_flags, 0, 2));
00379
00380 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), order.Pack(), CMD_INSERT_ORDER);
00381 }
00382
00383 bool AIOrder::InsertConditionalOrder(VehicleID vehicle_id, OrderPosition order_position, OrderPosition jump_to)
00384 {
00385
00386 if (order_position == ORDER_CURRENT) order_position = AIOrder::ResolveOrderPosition(vehicle_id, order_position);
00387
00388 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00389 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, jump_to));
00390
00391 Order order;
00392 order.MakeConditional(jump_to);
00393
00394 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), order.Pack(), CMD_INSERT_ORDER);
00395 }
00396
00397 bool AIOrder::RemoveOrder(VehicleID vehicle_id, OrderPosition order_position)
00398 {
00399 order_position = AIOrder::ResolveOrderPosition(vehicle_id, order_position);
00400
00401 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position));
00402
00403 return AIObject::DoCommand(0, vehicle_id, order_position, CMD_DELETE_ORDER);
00404 }
00405
00406 bool AIOrder::SkipToOrder(VehicleID vehicle_id, OrderPosition next_order)
00407 {
00408 next_order = AIOrder::ResolveOrderPosition(vehicle_id, next_order);
00409
00410 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, next_order));
00411
00412 return AIObject::DoCommand(0, vehicle_id, next_order, CMD_SKIP_TO_ORDER);
00413 }
00414
00423 static void _DoCommandReturnSetOrderFlags(class AIInstance *instance)
00424 {
00425 AIObject::SetLastCommandRes(AIOrder::_SetOrderFlags());
00426 AIInstance::DoCommandReturn(instance);
00427 }
00428
00429 bool AIOrder::_SetOrderFlags()
00430 {
00431
00432 int retry = AIObject::GetCallbackVariable(3) - 1;
00433 if (retry < 0) {
00434 DEBUG(ai, 0, "Possible infinite loop in SetOrderFlags() detected");
00435 return false;
00436 }
00437 AIObject::SetCallbackVariable(3, retry);
00438
00439 VehicleID vehicle_id = (VehicleID)AIObject::GetCallbackVariable(0);
00440 OrderPosition order_position = (OrderPosition)AIObject::GetCallbackVariable(1);
00441 AIOrderFlags order_flags = (AIOrderFlags)AIObject::GetCallbackVariable(2);
00442
00443 order_position = AIOrder::ResolveOrderPosition(vehicle_id, order_position);
00444
00445 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position));
00446 EnforcePrecondition(false, AreOrderFlagsValid(GetOrderDestination(vehicle_id, order_position), order_flags));
00447
00448 const Order *order = Vehicle::Get(vehicle_id)->GetOrder(order_position);
00449
00450 AIOrderFlags current = GetOrderFlags(vehicle_id, order_position);
00451
00452 if ((current & AIOF_NON_STOP_FLAGS) != (order_flags & AIOF_NON_STOP_FLAGS)) {
00453 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), (order_flags & AIOF_NON_STOP_FLAGS) << 4 | MOF_NON_STOP, CMD_MODIFY_ORDER, NULL, &_DoCommandReturnSetOrderFlags);
00454 }
00455
00456 switch (order->GetType()) {
00457 case OT_GOTO_DEPOT:
00458 if ((current & AIOF_DEPOT_FLAGS) != (order_flags & AIOF_DEPOT_FLAGS)) {
00459 uint data = DA_ALWAYS_GO;
00460 if (order_flags & AIOF_SERVICE_IF_NEEDED) data = DA_SERVICE;
00461 if (order_flags & AIOF_STOP_IN_DEPOT) data = DA_STOP;
00462 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), (data << 4) | MOF_DEPOT_ACTION, CMD_MODIFY_ORDER, NULL, &_DoCommandReturnSetOrderFlags);
00463 }
00464 break;
00465
00466 case OT_GOTO_STATION:
00467 if ((current & AIOF_UNLOAD_FLAGS) != (order_flags & AIOF_UNLOAD_FLAGS)) {
00468 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), (order_flags & AIOF_UNLOAD_FLAGS) << 2 | MOF_UNLOAD, CMD_MODIFY_ORDER, NULL, &_DoCommandReturnSetOrderFlags);
00469 }
00470 if ((current & AIOF_LOAD_FLAGS) != (order_flags & AIOF_LOAD_FLAGS)) {
00471 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), (order_flags & AIOF_LOAD_FLAGS) >> 1 | MOF_LOAD, CMD_MODIFY_ORDER, NULL, &_DoCommandReturnSetOrderFlags);
00472 }
00473 break;
00474
00475 default: break;
00476 }
00477
00478 assert(GetOrderFlags(vehicle_id, order_position) == order_flags);
00479
00480 return true;
00481 }
00482
00483 bool AIOrder::SetOrderFlags(VehicleID vehicle_id, OrderPosition order_position, AIOrder::AIOrderFlags order_flags)
00484 {
00485 AIObject::SetCallbackVariable(0, vehicle_id);
00486 AIObject::SetCallbackVariable(1, order_position);
00487 AIObject::SetCallbackVariable(2, order_flags);
00488
00489
00490 AIObject::SetCallbackVariable(3, 8);
00491 return AIOrder::_SetOrderFlags();
00492 }
00493
00494 bool AIOrder::MoveOrder(VehicleID vehicle_id, OrderPosition order_position_move, OrderPosition order_position_target)
00495 {
00496 order_position_move = AIOrder::ResolveOrderPosition(vehicle_id, order_position_move);
00497 order_position_target = AIOrder::ResolveOrderPosition(vehicle_id, order_position_target);
00498
00499 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position_move));
00500 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position_target));
00501
00502 return AIObject::DoCommand(0, vehicle_id, order_position_move | (order_position_target << 16), CMD_MOVE_ORDER);
00503 }
00504
00505 bool AIOrder::CopyOrders(VehicleID vehicle_id, VehicleID main_vehicle_id)
00506 {
00507 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00508 EnforcePrecondition(false, AIVehicle::IsValidVehicle(main_vehicle_id));
00509
00510 return AIObject::DoCommand(0, vehicle_id | (main_vehicle_id << 16), CO_COPY, CMD_CLONE_ORDER);
00511 }
00512
00513 bool AIOrder::ShareOrders(VehicleID vehicle_id, VehicleID main_vehicle_id)
00514 {
00515 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00516 EnforcePrecondition(false, AIVehicle::IsValidVehicle(main_vehicle_id));
00517
00518 return AIObject::DoCommand(0, vehicle_id | (main_vehicle_id << 16), CO_SHARE, CMD_CLONE_ORDER);
00519 }
00520
00521 bool AIOrder::UnshareOrders(VehicleID vehicle_id)
00522 {
00523 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00524
00525 return AIObject::DoCommand(0, vehicle_id, CO_UNSHARE, CMD_CLONE_ORDER);
00526 }