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authoryexo <yexo@openttd.org>2010-08-19 20:20:20 +0000
committeryexo <yexo@openttd.org>2010-08-19 20:20:20 +0000
commitca0cd109f21a4f3cf54e630287f39951e4e5c8c3 (patch)
tree42e5366adad6e9dab822d377074bfa74c95e2bc4 /src
parent588d3c4ff830ca7e405bbc4315405784dd1319a3 (diff)
downloadopenttd-ca0cd109f21a4f3cf54e630287f39951e4e5c8c3.tar.xz
(svn r20568) -Codechange: change the value of AIVehicle::VEHICLE_INVALID and use it as return value instead of ::INVALID_VEHICLE
Diffstat (limited to 'src')
-rw-r--r--src/ai/api/ai_vehicle.cpp10
-rw-r--r--src/ai/api/ai_vehicle.hpp2
2 files changed, 6 insertions, 6 deletions
diff --git a/src/ai/api/ai_vehicle.cpp b/src/ai/api/ai_vehicle.cpp
index 73cb04ac6..73ad3e928 100644
--- a/src/ai/api/ai_vehicle.cpp
+++ b/src/ai/api/ai_vehicle.cpp
@@ -65,13 +65,13 @@
/* static */ VehicleID AIVehicle::BuildVehicle(TileIndex depot, EngineID engine_id)
{
- EnforcePrecondition(INVALID_VEHICLE, AIEngine::IsBuildable(engine_id));
+ EnforcePrecondition(VEHICLE_INVALID, AIEngine::IsBuildable(engine_id));
::VehicleType type = ::Engine::Get(engine_id)->type;
- EnforcePreconditionCustomError(INVALID_VEHICLE, !AIGameSettings::IsDisabledVehicleType((AIVehicle::VehicleType)type), AIVehicle::ERR_VEHICLE_BUILD_DISABLED);
+ EnforcePreconditionCustomError(VEHICLE_INVALID, !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;
+ if (!AIObject::DoCommand(depot, engine_id, 0, ::GetCmdBuildVeh(type), NULL, &AIInstance::DoCommandReturnVehicleID)) return VEHICLE_INVALID;
/* In case of test-mode, we return VehicleID 0 */
return 0;
@@ -81,7 +81,7 @@
{
EnforcePrecondition(false, IsValidVehicle(vehicle_id));
- if (!AIObject::DoCommand(depot, vehicle_id, share_orders, CMD_CLONE_VEHICLE, NULL, &AIInstance::DoCommandReturnVehicleID)) return INVALID_VEHICLE;
+ if (!AIObject::DoCommand(depot, vehicle_id, share_orders, CMD_CLONE_VEHICLE, NULL, &AIInstance::DoCommandReturnVehicleID)) return VEHICLE_INVALID;
/* In case of test-mode, we return VehicleID 0 */
return 0;
@@ -102,7 +102,7 @@
while (dest_wagon-- > 0) w = w->GetNextUnit();
}
- return AIObject::DoCommand(0, v->index | ((w == NULL ? INVALID_VEHICLE : w->index) << 16), move_attached_wagons ? 1 : 0, CMD_MOVE_RAIL_VEHICLE);
+ return AIObject::DoCommand(0, v->index | ((w == NULL ? ::INVALID_VEHICLE : w->index) << 16), move_attached_wagons ? 1 : 0, CMD_MOVE_RAIL_VEHICLE);
}
/* static */ bool AIVehicle::MoveWagon(VehicleID source_vehicle_id, int source_wagon, int dest_vehicle_id, int dest_wagon)
diff --git a/src/ai/api/ai_vehicle.hpp b/src/ai/api/ai_vehicle.hpp
index 9f3f43a5c..126503e21 100644
--- a/src/ai/api/ai_vehicle.hpp
+++ b/src/ai/api/ai_vehicle.hpp
@@ -97,7 +97,7 @@ public:
VS_INVALID = 0xFF, ///< An invalid vehicle state.
};
- static const int VEHICLE_INVALID = -1; ///< Invalid VehicleID.
+ static const VehicleID VEHICLE_INVALID = 0xFFFF; ///< Invalid VehicleID.
/**
* Checks whether the given vehicle is valid and owned by you.