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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
00179 if (order->GetDepotActionType() & ODATFB_NEAREST_DEPOT) return INVALID_TILE;
00180
00181 if (v->type != VEH_AIRCRAFT) return ::Depot::Get(order->GetDestination())->xy;
00182
00183 const Station *st = ::Station::Get(order->GetDestination());
00184 if (st->GetAirportSpec()->nof_depots == 0) return INVALID_TILE;
00185 return st->GetHangarTile(0);
00186 }
00187
00188 case OT_GOTO_STATION: {
00189 const Station *st = ::Station::Get(order->GetDestination());
00190 if (st->train_station.tile != INVALID_TILE) {
00191 for (uint i = 0; i < st->train_station.w; i++) {
00192 TileIndex t = st->train_station.tile + TileDiffXY(i, 0);
00193 if (st->TileBelongsToRailStation(t)) return t;
00194 }
00195 } else if (st->dock_tile != INVALID_TILE) {
00196 return st->dock_tile;
00197 } else if (st->bus_stops != NULL) {
00198 return st->bus_stops->xy;
00199 } else if (st->truck_stops != NULL) {
00200 return st->truck_stops->xy;
00201 } else if (st->airport_tile != INVALID_TILE) {
00202 const AirportSpec *as = st->GetAirportSpec();
00203 TILE_LOOP(tile, as->size_x, as->size_y, st->airport_tile) {
00204 if (!::IsHangar(tile)) return tile;
00205 }
00206 }
00207 return INVALID_TILE;
00208 }
00209 case OT_GOTO_WAYPOINT: return ::Waypoint::Get(order->GetDestination())->xy;
00210 default: return INVALID_TILE;
00211 }
00212 }
00213
00214 AIOrder::AIOrderFlags AIOrder::GetOrderFlags(VehicleID vehicle_id, OrderPosition order_position)
00215 {
00216 if (!IsValidVehicleOrder(vehicle_id, order_position)) return AIOF_INVALID;
00217
00218 const Order *order = ::ResolveOrder(vehicle_id, order_position);
00219 if (order == NULL || order->GetType() == OT_CONDITIONAL) return AIOF_INVALID;
00220
00221 AIOrderFlags order_flags = AIOF_NONE;
00222 order_flags |= (AIOrderFlags)order->GetNonStopType();
00223 switch (order->GetType()) {
00224 case OT_GOTO_DEPOT:
00225 if (order->GetDepotOrderType() & ODTFB_SERVICE) order_flags |= AIOF_SERVICE_IF_NEEDED;
00226 if (order->GetDepotActionType() & ODATFB_HALT) order_flags |= AIOF_STOP_IN_DEPOT;
00227 if (order->GetDepotActionType() & ODATFB_NEAREST_DEPOT) order_flags |= AIOF_GOTO_NEAREST_DEPOT;
00228 break;
00229
00230 case OT_GOTO_STATION:
00231 order_flags |= (AIOrderFlags)(order->GetLoadType() << 5);
00232 order_flags |= (AIOrderFlags)(order->GetUnloadType() << 2);
00233 break;
00234
00235 default: break;
00236 }
00237
00238 return order_flags;
00239 }
00240
00241 AIOrder::OrderPosition AIOrder::GetOrderJumpTo(VehicleID vehicle_id, OrderPosition order_position)
00242 {
00243 if (!IsValidVehicleOrder(vehicle_id, order_position)) return ORDER_INVALID;
00244 if (order_position == ORDER_CURRENT || !IsConditionalOrder(vehicle_id, order_position)) return ORDER_INVALID;
00245
00246 const Order *order = Vehicle::Get(vehicle_id)->GetOrder(order_position);
00247 return (OrderPosition)order->GetConditionSkipToOrder();
00248 }
00249
00250 AIOrder::OrderCondition AIOrder::GetOrderCondition(VehicleID vehicle_id, OrderPosition order_position)
00251 {
00252 if (!IsValidVehicleOrder(vehicle_id, order_position)) return OC_INVALID;
00253 if (order_position == ORDER_CURRENT || !IsConditionalOrder(vehicle_id, order_position)) return OC_INVALID;
00254
00255 const Order *order = Vehicle::Get(vehicle_id)->GetOrder(order_position);
00256 return (OrderCondition)order->GetConditionVariable();
00257 }
00258
00259 AIOrder::CompareFunction AIOrder::GetOrderCompareFunction(VehicleID vehicle_id, OrderPosition order_position)
00260 {
00261 if (!IsValidVehicleOrder(vehicle_id, order_position)) return CF_INVALID;
00262 if (order_position == ORDER_CURRENT || !IsConditionalOrder(vehicle_id, order_position)) return CF_INVALID;
00263
00264 const Order *order = Vehicle::Get(vehicle_id)->GetOrder(order_position);
00265 return (CompareFunction)order->GetConditionComparator();
00266 }
00267
00268 int32 AIOrder::GetOrderCompareValue(VehicleID vehicle_id, OrderPosition order_position)
00269 {
00270 if (!IsValidVehicleOrder(vehicle_id, order_position)) return -1;
00271 if (order_position == ORDER_CURRENT || !IsConditionalOrder(vehicle_id, order_position)) return -1;
00272
00273 const Order *order = Vehicle::Get(vehicle_id)->GetOrder(order_position);
00274 int32 value = order->GetConditionValue();
00275 if (order->GetConditionVariable() == OCV_MAX_SPEED) value = value * 16 / 10;
00276 return value;
00277 }
00278
00279 bool AIOrder::SetOrderJumpTo(VehicleID vehicle_id, OrderPosition order_position, OrderPosition jump_to)
00280 {
00281 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position));
00282 EnforcePrecondition(false, order_position != ORDER_CURRENT && IsConditionalOrder(vehicle_id, order_position));
00283 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, jump_to) && jump_to != ORDER_CURRENT);
00284
00285 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), MOF_COND_DESTINATION | (jump_to << 4), CMD_MODIFY_ORDER);
00286 }
00287
00288 bool AIOrder::SetOrderCondition(VehicleID vehicle_id, OrderPosition order_position, OrderCondition condition)
00289 {
00290 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position));
00291 EnforcePrecondition(false, order_position != ORDER_CURRENT && IsConditionalOrder(vehicle_id, order_position));
00292 EnforcePrecondition(false, condition >= OC_LOAD_PERCENTAGE && condition <= OC_UNCONDITIONALLY);
00293
00294 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), MOF_COND_VARIABLE | (condition << 4), CMD_MODIFY_ORDER);
00295 }
00296
00297 bool AIOrder::SetOrderCompareFunction(VehicleID vehicle_id, OrderPosition order_position, CompareFunction compare)
00298 {
00299 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position));
00300 EnforcePrecondition(false, order_position != ORDER_CURRENT && IsConditionalOrder(vehicle_id, order_position));
00301 EnforcePrecondition(false, compare >= CF_EQUALS && compare <= CF_IS_FALSE);
00302
00303 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), MOF_COND_COMPARATOR | (compare << 4), CMD_MODIFY_ORDER);
00304 }
00305
00306 bool AIOrder::SetOrderCompareValue(VehicleID vehicle_id, OrderPosition order_position, int32 value)
00307 {
00308 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position));
00309 EnforcePrecondition(false, order_position != ORDER_CURRENT && IsConditionalOrder(vehicle_id, order_position));
00310 EnforcePrecondition(false, value >= 0 && value < 2048);
00311 if (GetOrderCondition(vehicle_id, order_position) == OC_MAX_SPEED) value = value * 10 / 16;
00312
00313 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), MOF_COND_VALUE | (value << 4), CMD_MODIFY_ORDER);
00314 }
00315
00316 bool AIOrder::AppendOrder(VehicleID vehicle_id, TileIndex destination, AIOrderFlags order_flags)
00317 {
00318 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00319 EnforcePrecondition(false, AreOrderFlagsValid(destination, order_flags));
00320
00321 return InsertOrder(vehicle_id, (AIOrder::OrderPosition)::Vehicle::Get(vehicle_id)->GetNumOrders(), destination, order_flags);
00322 }
00323
00324 bool AIOrder::AppendConditionalOrder(VehicleID vehicle_id, OrderPosition jump_to)
00325 {
00326 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00327 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, jump_to));
00328
00329 return InsertConditionalOrder(vehicle_id, (AIOrder::OrderPosition)::Vehicle::Get(vehicle_id)->GetNumOrders(), jump_to);
00330 }
00331
00332 bool AIOrder::InsertOrder(VehicleID vehicle_id, OrderPosition order_position, TileIndex destination, AIOrder::AIOrderFlags order_flags)
00333 {
00334
00335 if (order_position == ORDER_CURRENT) order_position = AIOrder::ResolveOrderPosition(vehicle_id, order_position);
00336
00337 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00338 EnforcePrecondition(false, order_position >= 0 && order_position <= ::Vehicle::Get(vehicle_id)->GetNumOrders());
00339 EnforcePrecondition(false, AreOrderFlagsValid(destination, order_flags));
00340
00341 Order order;
00342 OrderType ot = (order_flags & AIOF_GOTO_NEAREST_DEPOT) ? OT_GOTO_DEPOT : ::GetOrderTypeByTile(destination);
00343 switch (ot) {
00344 case OT_GOTO_DEPOT: {
00345 OrderDepotTypeFlags odtf = (OrderDepotTypeFlags)(ODTFB_PART_OF_ORDERS | ((order_flags & AIOF_SERVICE_IF_NEEDED) ? ODTFB_SERVICE : 0));
00346 OrderDepotActionFlags odaf = (OrderDepotActionFlags)(ODATF_SERVICE_ONLY | ((order_flags & AIOF_STOP_IN_DEPOT) ? ODATFB_HALT : 0));
00347 if (order_flags & AIOF_GOTO_NEAREST_DEPOT) odaf |= ODATFB_NEAREST_DEPOT;
00348 OrderNonStopFlags onsf = (OrderNonStopFlags)((order_flags & AIOF_NON_STOP_INTERMEDIATE) ? ONSF_NO_STOP_AT_INTERMEDIATE_STATIONS : ONSF_STOP_EVERYWHERE);
00349 if (order_flags & AIOF_GOTO_NEAREST_DEPOT) {
00350 order.MakeGoToDepot(0, odtf, onsf, odaf);
00351 } else {
00352
00353
00354 if (::Vehicle::Get(vehicle_id)->type == VEH_AIRCRAFT) {
00355 if (!::IsTileType(destination, MP_STATION)) return false;
00356 order.MakeGoToDepot(::GetStationIndex(destination), odtf, onsf, odaf);
00357 } else {
00358 if (::IsTileType(destination, MP_STATION)) return false;
00359 order.MakeGoToDepot(::GetDepotIndex(destination), odtf, onsf, odaf);
00360 }
00361 }
00362 break;
00363 }
00364
00365 case OT_GOTO_STATION:
00366 order.MakeGoToStation(::GetStationIndex(destination));
00367 order.SetLoadType((OrderLoadFlags)GB(order_flags, 5, 3));
00368 order.SetUnloadType((OrderUnloadFlags)GB(order_flags, 2, 3));
00369 order.SetStopLocation(OSL_PLATFORM_FAR_END);
00370 break;
00371
00372 case OT_GOTO_WAYPOINT:
00373 order.MakeGoToWaypoint(::GetStationIndex(destination));
00374 break;
00375
00376 default:
00377 return false;
00378 }
00379
00380 order.SetNonStopType((OrderNonStopFlags)GB(order_flags, 0, 2));
00381
00382 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), order.Pack(), CMD_INSERT_ORDER);
00383 }
00384
00385 bool AIOrder::InsertConditionalOrder(VehicleID vehicle_id, OrderPosition order_position, OrderPosition jump_to)
00386 {
00387
00388 if (order_position == ORDER_CURRENT) order_position = AIOrder::ResolveOrderPosition(vehicle_id, order_position);
00389
00390 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00391 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, jump_to));
00392
00393 Order order;
00394 order.MakeConditional(jump_to);
00395
00396 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), order.Pack(), CMD_INSERT_ORDER);
00397 }
00398
00399 bool AIOrder::RemoveOrder(VehicleID vehicle_id, OrderPosition order_position)
00400 {
00401 order_position = AIOrder::ResolveOrderPosition(vehicle_id, order_position);
00402
00403 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position));
00404
00405 return AIObject::DoCommand(0, vehicle_id, order_position, CMD_DELETE_ORDER);
00406 }
00407
00408 bool AIOrder::SkipToOrder(VehicleID vehicle_id, OrderPosition next_order)
00409 {
00410 next_order = AIOrder::ResolveOrderPosition(vehicle_id, next_order);
00411
00412 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, next_order));
00413
00414 return AIObject::DoCommand(0, vehicle_id, next_order, CMD_SKIP_TO_ORDER);
00415 }
00416
00425 static void _DoCommandReturnSetOrderFlags(class AIInstance *instance)
00426 {
00427 AIObject::SetLastCommandRes(AIOrder::_SetOrderFlags());
00428 AIInstance::DoCommandReturn(instance);
00429 }
00430
00431 bool AIOrder::_SetOrderFlags()
00432 {
00433
00434 int retry = AIObject::GetCallbackVariable(3) - 1;
00435 if (retry < 0) {
00436 DEBUG(ai, 0, "Possible infinite loop in SetOrderFlags() detected");
00437 return false;
00438 }
00439 AIObject::SetCallbackVariable(3, retry);
00440
00441 VehicleID vehicle_id = (VehicleID)AIObject::GetCallbackVariable(0);
00442 OrderPosition order_position = (OrderPosition)AIObject::GetCallbackVariable(1);
00443 AIOrderFlags order_flags = (AIOrderFlags)AIObject::GetCallbackVariable(2);
00444
00445 order_position = AIOrder::ResolveOrderPosition(vehicle_id, order_position);
00446
00447 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position));
00448 EnforcePrecondition(false, AreOrderFlagsValid(GetOrderDestination(vehicle_id, order_position), order_flags));
00449
00450 const Order *order = Vehicle::Get(vehicle_id)->GetOrder(order_position);
00451
00452 AIOrderFlags current = GetOrderFlags(vehicle_id, order_position);
00453
00454 if ((current & AIOF_NON_STOP_FLAGS) != (order_flags & AIOF_NON_STOP_FLAGS)) {
00455 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), (order_flags & AIOF_NON_STOP_FLAGS) << 4 | MOF_NON_STOP, CMD_MODIFY_ORDER, NULL, &_DoCommandReturnSetOrderFlags);
00456 }
00457
00458 switch (order->GetType()) {
00459 case OT_GOTO_DEPOT:
00460 if ((current & AIOF_DEPOT_FLAGS) != (order_flags & AIOF_DEPOT_FLAGS)) {
00461 uint data = DA_ALWAYS_GO;
00462 if (order_flags & AIOF_SERVICE_IF_NEEDED) data = DA_SERVICE;
00463 if (order_flags & AIOF_STOP_IN_DEPOT) data = DA_STOP;
00464 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), (data << 4) | MOF_DEPOT_ACTION, CMD_MODIFY_ORDER, NULL, &_DoCommandReturnSetOrderFlags);
00465 }
00466 break;
00467
00468 case OT_GOTO_STATION:
00469 if ((current & AIOF_UNLOAD_FLAGS) != (order_flags & AIOF_UNLOAD_FLAGS)) {
00470 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), (order_flags & AIOF_UNLOAD_FLAGS) << 2 | MOF_UNLOAD, CMD_MODIFY_ORDER, NULL, &_DoCommandReturnSetOrderFlags);
00471 }
00472 if ((current & AIOF_LOAD_FLAGS) != (order_flags & AIOF_LOAD_FLAGS)) {
00473 return AIObject::DoCommand(0, vehicle_id | (order_position << 16), (order_flags & AIOF_LOAD_FLAGS) >> 1 | MOF_LOAD, CMD_MODIFY_ORDER, NULL, &_DoCommandReturnSetOrderFlags);
00474 }
00475 break;
00476
00477 default: break;
00478 }
00479
00480 assert(GetOrderFlags(vehicle_id, order_position) == order_flags);
00481
00482 return true;
00483 }
00484
00485 bool AIOrder::SetOrderFlags(VehicleID vehicle_id, OrderPosition order_position, AIOrder::AIOrderFlags order_flags)
00486 {
00487 AIObject::SetCallbackVariable(0, vehicle_id);
00488 AIObject::SetCallbackVariable(1, order_position);
00489 AIObject::SetCallbackVariable(2, order_flags);
00490
00491
00492 AIObject::SetCallbackVariable(3, 8);
00493 return AIOrder::_SetOrderFlags();
00494 }
00495
00496 bool AIOrder::MoveOrder(VehicleID vehicle_id, OrderPosition order_position_move, OrderPosition order_position_target)
00497 {
00498 order_position_move = AIOrder::ResolveOrderPosition(vehicle_id, order_position_move);
00499 order_position_target = AIOrder::ResolveOrderPosition(vehicle_id, order_position_target);
00500
00501 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position_move));
00502 EnforcePrecondition(false, IsValidVehicleOrder(vehicle_id, order_position_target));
00503
00504 return AIObject::DoCommand(0, vehicle_id, order_position_move | (order_position_target << 16), CMD_MOVE_ORDER);
00505 }
00506
00507 bool AIOrder::CopyOrders(VehicleID vehicle_id, VehicleID main_vehicle_id)
00508 {
00509 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00510 EnforcePrecondition(false, AIVehicle::IsValidVehicle(main_vehicle_id));
00511
00512 return AIObject::DoCommand(0, vehicle_id | (main_vehicle_id << 16), CO_COPY, CMD_CLONE_ORDER);
00513 }
00514
00515 bool AIOrder::ShareOrders(VehicleID vehicle_id, VehicleID main_vehicle_id)
00516 {
00517 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00518 EnforcePrecondition(false, AIVehicle::IsValidVehicle(main_vehicle_id));
00519
00520 return AIObject::DoCommand(0, vehicle_id | (main_vehicle_id << 16), CO_SHARE, CMD_CLONE_ORDER);
00521 }
00522
00523 bool AIOrder::UnshareOrders(VehicleID vehicle_id)
00524 {
00525 EnforcePrecondition(false, AIVehicle::IsValidVehicle(vehicle_id));
00526
00527 return AIObject::DoCommand(0, vehicle_id, CO_UNSHARE, CMD_CLONE_ORDER);
00528 }