diff options
Diffstat (limited to 'src/ai/api/ai_vehicle.cpp')
| -rw-r--r-- | src/ai/api/ai_vehicle.cpp | 389 |
1 files changed, 389 insertions, 0 deletions
diff --git a/src/ai/api/ai_vehicle.cpp b/src/ai/api/ai_vehicle.cpp new file mode 100644 index 000000000..9532e3caf --- /dev/null +++ b/src/ai/api/ai_vehicle.cpp @@ -0,0 +1,389 @@ +/* $Id$ */ + +/** @file ai_vehicle.cpp Implementation of AIVehicle. */ + +#include "ai_vehicle.hpp" +#include "ai_engine.hpp" +#include "ai_cargo.hpp" +#include "ai_order.hpp" +#include "ai_gamesettings.hpp" +#include "../ai_instance.hpp" +#include "../../openttd.h" +#include "../../company_func.h" +#include "../../aircraft.h" +#include "../../string_func.h" +#include "../../strings_func.h" +#include "../../core/alloc_func.hpp" +#include "../../command_func.h" +#include "../../roadveh.h" +#include "../../train.h" +#include "../../vehicle_func.h" +#include "table/strings.h" + +/* static */ bool AIVehicle::IsValidVehicle(VehicleID vehicle_id) +{ + if (!::IsValidVehicleID(vehicle_id)) return false; + const Vehicle *v = ::GetVehicle(vehicle_id); + return v->owner == _current_company && (v->IsPrimaryVehicle() || (v->type == VEH_TRAIN && ::IsFreeWagon(v))); +} + +/* static */ int32 AIVehicle::GetNumWagons(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + + int num = 1; + if (::GetVehicle(vehicle_id)->type == VEH_TRAIN) { + const Vehicle *v = ::GetVehicle(vehicle_id); + while ((v = GetNextUnit(v)) != NULL) num++; + } + + return num; +} + +/* static */ int AIVehicle::GetLength(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + + const Vehicle *v = ::GetVehicle(vehicle_id); + switch (v->type) { + case VEH_ROAD: return v->u.road.cached_veh_length; + case VEH_TRAIN: return v->u.rail.cached_total_length; + default: return -1; + } +} + +/* static */ VehicleID AIVehicle::BuildVehicle(TileIndex depot, EngineID engine_id) +{ + EnforcePrecondition(INVALID_VEHICLE, AIEngine::IsValidEngine(engine_id)); + + ::VehicleType type = ::GetEngine(engine_id)->type; + + EnforcePreconditionCustomError(INVALID_VEHICLE, !AIGameSettings::IsDisabledVehicleType((AIVehicle::VehicleType)type), AIVehicle::ERR_VEHICLE_BUILD_DISABLED); + + if (!AIObject::DoCommand(depot, engine_id, 0, ::GetCmdBuildVeh(type), NULL, &AIInstance::DoCommandReturnVehicleID)) return INVALID_VEHICLE; + + /* In case of test-mode, we return VehicleID 0 */ + return 0; +} + +/* static */ VehicleID AIVehicle::CloneVehicle(TileIndex depot, VehicleID vehicle_id, bool share_orders) +{ + EnforcePrecondition(false, IsValidVehicle(vehicle_id)); + + if (!AIObject::DoCommand(depot, vehicle_id, share_orders, CMD_CLONE_VEHICLE, NULL, &AIInstance::DoCommandReturnVehicleID)) return INVALID_VEHICLE; + + /* In case of test-mode, we return VehicleID 0 */ + return 0; +} + +/* static */ bool AIVehicle::MoveWagon(VehicleID source_vehicle_id, int source_wagon, bool move_attached_wagons, int dest_vehicle_id, int dest_wagon) +{ + EnforcePrecondition(false, IsValidVehicle(source_vehicle_id) && source_wagon < GetNumWagons(source_vehicle_id)); + EnforcePrecondition(false, dest_vehicle_id == -1 || (IsValidVehicle(dest_vehicle_id) && dest_wagon < GetNumWagons(dest_vehicle_id))); + EnforcePrecondition(false, ::GetVehicle(source_vehicle_id)->type == VEH_TRAIN); + EnforcePrecondition(false, dest_vehicle_id == -1 || ::GetVehicle(dest_vehicle_id)->type == VEH_TRAIN); + + const Vehicle *v = ::GetVehicle(source_vehicle_id); + while (source_wagon-- > 0) v = GetNextUnit(v); + const Vehicle *w = NULL; + if (dest_vehicle_id != -1) { + w = ::GetVehicle(dest_vehicle_id); + while (dest_wagon-- > 0) w = GetNextUnit(w); + } + + return AIObject::DoCommand(0, v->index | ((w == NULL ? INVALID_VEHICLE : w->index) << 16), move_attached_wagons ? 1 : 0, CMD_MOVE_RAIL_VEHICLE); +} + +/* static */ int AIVehicle::GetRefitCapacity(VehicleID vehicle_id, CargoID cargo) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + if (!AICargo::IsValidCargo(cargo)) return -1; + + CommandCost res = ::DoCommand(0, vehicle_id, cargo, DC_QUERY_COST, GetCmdRefitVeh(::GetVehicle(vehicle_id))); + return CmdSucceeded(res) ? _returned_refit_capacity : -1; +} + +/* static */ bool AIVehicle::RefitVehicle(VehicleID vehicle_id, CargoID cargo) +{ + EnforcePrecondition(false, IsValidVehicle(vehicle_id) && AICargo::IsValidCargo(cargo)); + + return AIObject::DoCommand(0, vehicle_id, cargo, GetCmdRefitVeh(::GetVehicle(vehicle_id))); +} + + +/* static */ bool AIVehicle::SellVehicle(VehicleID vehicle_id) +{ + EnforcePrecondition(false, IsValidVehicle(vehicle_id)); + + const Vehicle *v = ::GetVehicle(vehicle_id); + return AIObject::DoCommand(0, vehicle_id, v->type == VEH_TRAIN ? 1 : 0, GetCmdSellVeh(v)); +} + +/* static */ bool AIVehicle::SellWagon(VehicleID vehicle_id, int wagon, bool sell_attached_wagons) +{ + EnforcePrecondition(false, IsValidVehicle(vehicle_id) && wagon < GetNumWagons(vehicle_id)); + EnforcePrecondition(false, ::GetVehicle(vehicle_id)->type == VEH_TRAIN); + + const Vehicle *v = ::GetVehicle(vehicle_id); + while (wagon-- > 0) v = GetNextUnit(v); + + return AIObject::DoCommand(0, v->index, sell_attached_wagons ? 1 : 0, CMD_SELL_RAIL_WAGON); +} + +/* static */ bool AIVehicle::SendVehicleToDepot(VehicleID vehicle_id) +{ + EnforcePrecondition(false, IsValidVehicle(vehicle_id)); + + return AIObject::DoCommand(0, vehicle_id, 0, GetCmdSendToDepot(::GetVehicle(vehicle_id))); +} + +/* static */ bool AIVehicle::IsInDepot(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return false; + return ::GetVehicle(vehicle_id)->IsInDepot(); +} + +/* static */ bool AIVehicle::IsStoppedInDepot(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return false; + return ::GetVehicle(vehicle_id)->IsStoppedInDepot(); +} + +/* static */ bool AIVehicle::StartStopVehicle(VehicleID vehicle_id) +{ + EnforcePrecondition(false, IsValidVehicle(vehicle_id)); + + return AIObject::DoCommand(0, vehicle_id, 0, CMD_START_STOP_VEHICLE); +} + +/* static */ bool AIVehicle::SkipToVehicleOrder(VehicleID vehicle_id, AIOrder::OrderPosition order_position) +{ + order_position = AIOrder::ResolveOrderPosition(vehicle_id, order_position); + + EnforcePrecondition(false, AIOrder::IsValidVehicleOrder(vehicle_id, order_position)); + + return AIObject::DoCommand(0, vehicle_id, order_position, CMD_SKIP_TO_ORDER); +} + +/* static */ bool AIVehicle::ReverseVehicle(VehicleID vehicle_id) +{ + EnforcePrecondition(false, IsValidVehicle(vehicle_id)); + EnforcePrecondition(false, ::GetVehicle(vehicle_id)->type == VEH_ROAD || ::GetVehicle(vehicle_id)->type == VEH_TRAIN); + + switch (::GetVehicle(vehicle_id)->type) { + case VEH_ROAD: return AIObject::DoCommand(0, vehicle_id, 0, CMD_TURN_ROADVEH); + case VEH_TRAIN: return AIObject::DoCommand(0, vehicle_id, 0, CMD_REVERSE_TRAIN_DIRECTION); + default: NOT_REACHED(); + } +} + +/* static */ bool AIVehicle::SetName(VehicleID vehicle_id, const char *name) +{ + EnforcePrecondition(false, IsValidVehicle(vehicle_id)); + EnforcePrecondition(false, !::StrEmpty(name)); + EnforcePreconditionCustomError(false, ::strlen(name) < MAX_LENGTH_VEHICLE_NAME_BYTES, AIError::ERR_PRECONDITION_STRING_TOO_LONG); + + return AIObject::DoCommand(0, vehicle_id, 0, CMD_RENAME_VEHICLE, name); +} + +/* static */ TileIndex AIVehicle::GetLocation(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return INVALID_TILE; + + const Vehicle *v = ::GetVehicle(vehicle_id); + if (v->type == VEH_AIRCRAFT) { + uint x = Clamp(v->x_pos / TILE_SIZE, 0, ::MapSizeX() - 2); + uint y = Clamp(v->y_pos / TILE_SIZE, 0, ::MapSizeY() - 2); + return ::TileXY(x, y); + } + + return v->tile; +} + +/* static */ EngineID AIVehicle::GetEngineType(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return INVALID_ENGINE; + + return ::GetVehicle(vehicle_id)->engine_type; +} + +/* static */ EngineID AIVehicle::GetWagonEngineType(VehicleID vehicle_id, int wagon) +{ + if (!IsValidVehicle(vehicle_id)) return INVALID_ENGINE; + if (wagon >= GetNumWagons(vehicle_id)) return INVALID_ENGINE; + + const Vehicle *v = ::GetVehicle(vehicle_id); + if (v->type == VEH_TRAIN) { + while (wagon-- > 0) v = GetNextUnit(v); + } + return v->engine_type; +} + +/* static */ int32 AIVehicle::GetUnitNumber(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + + return ::GetVehicle(vehicle_id)->unitnumber; +} + +/* static */ const char *AIVehicle::GetName(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return NULL; + + static const int len = 64; + char *vehicle_name = MallocT<char>(len); + + ::SetDParam(0, vehicle_id); + ::GetString(vehicle_name, STR_VEHICLE_NAME, &vehicle_name[len - 1]); + return vehicle_name; +} + +/* static */ int32 AIVehicle::GetAge(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + + return ::GetVehicle(vehicle_id)->age; +} + +/* static */ int32 AIVehicle::GetWagonAge(VehicleID vehicle_id, int wagon) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + if (wagon >= GetNumWagons(vehicle_id)) return -1; + + const Vehicle *v = ::GetVehicle(vehicle_id); + if (v->type == VEH_TRAIN) { + while (wagon-- > 0) v = GetNextUnit(v); + } + return v->age; +} + +/* static */ int32 AIVehicle::GetMaxAge(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + + return ::GetVehicle(vehicle_id)->max_age; +} + +/* static */ int32 AIVehicle::GetAgeLeft(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + + return ::GetVehicle(vehicle_id)->max_age - ::GetVehicle(vehicle_id)->age; +} + +/* static */ int32 AIVehicle::GetCurrentSpeed(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + + return ::GetVehicle(vehicle_id)->GetDisplaySpeed(); +} + +/* static */ AIVehicle::VehicleState AIVehicle::GetState(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return AIVehicle::VS_INVALID; + + const Vehicle *v = ::GetVehicle(vehicle_id); + byte vehstatus = v->vehstatus; + + if (vehstatus & ::VS_CRASHED) return AIVehicle::VS_CRASHED; + if (v->breakdown_ctr != 0) return AIVehicle::VS_BROKEN; + if (v->IsStoppedInDepot()) return AIVehicle::VS_IN_DEPOT; + if (vehstatus & ::VS_STOPPED) return AIVehicle::VS_STOPPED; + if (v->current_order.IsType(OT_LOADING)) return AIVehicle::VS_AT_STATION; + return AIVehicle::VS_RUNNING; +} + +/* static */ Money AIVehicle::GetRunningCost(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + + return ::GetVehicle(vehicle_id)->GetRunningCost() >> 8; +} + +/* static */ Money AIVehicle::GetProfitThisYear(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + + return ::GetVehicle(vehicle_id)->GetDisplayProfitThisYear(); +} + +/* static */ Money AIVehicle::GetProfitLastYear(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + + return ::GetVehicle(vehicle_id)->GetDisplayProfitLastYear(); +} + +/* static */ Money AIVehicle::GetCurrentValue(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + + return ::GetVehicle(vehicle_id)->value; +} + +/* static */ AIVehicle::VehicleType AIVehicle::GetVehicleType(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return VEHICLE_INVALID; + + switch (::GetVehicle(vehicle_id)->type) { + case VEH_ROAD: return VEHICLE_ROAD; + case VEH_TRAIN: return VEHICLE_RAIL; + case VEH_SHIP: return VEHICLE_WATER; + case VEH_AIRCRAFT: return VEHICLE_AIR; + default: return VEHICLE_INVALID; + } +} + +/* static */ AIRoad::RoadType AIVehicle::GetRoadType(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return AIRoad::ROADTYPE_INVALID; + if (GetVehicleType(vehicle_id) != VEHICLE_ROAD) return AIRoad::ROADTYPE_INVALID; + + return (AIRoad::RoadType)::GetVehicle(vehicle_id)->u.road.roadtype; +} + +/* static */ int32 AIVehicle::GetCapacity(VehicleID vehicle_id, CargoID cargo) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + if (!AICargo::IsValidCargo(cargo)) return -1; + + uint32 amount = 0; + for (const Vehicle *v = ::GetVehicle(vehicle_id); v != NULL; v = v->Next()) { + if (v->cargo_type == cargo) amount += v->cargo_cap; + } + + return amount; +} + +/* static */ int32 AIVehicle::GetCargoLoad(VehicleID vehicle_id, CargoID cargo) +{ + if (!IsValidVehicle(vehicle_id)) return -1; + if (!AICargo::IsValidCargo(cargo)) return -1; + + uint32 amount = 0; + for (const Vehicle *v = ::GetVehicle(vehicle_id); v != NULL; v = v->Next()) { + if (v->cargo_type == cargo) amount += v->cargo.Count(); + } + + return amount; +} + +/* static */ GroupID AIVehicle::GetGroupID(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return ::INVALID_GROUP; + + return ::GetVehicle(vehicle_id)->group_id; +} + +/* static */ bool AIVehicle::IsArticulated(VehicleID vehicle_id) +{ + if (!IsValidVehicle(vehicle_id)) return false; + if (GetVehicleType(vehicle_id) != VEHICLE_ROAD && GetVehicleType(vehicle_id) != VEHICLE_RAIL) return false; + + const Vehicle *v = ::GetVehicle(vehicle_id); + switch (v->type) { + case VEH_ROAD: return RoadVehHasArticPart(v); + case VEH_TRAIN: return EngineHasArticPart(v); + default: NOT_REACHED(); + } +} |