Function checkAndSetNearestVehicle

src/OpenLoco/src/Ui/ViewportInteraction.cpp:347–361

    }

    static void checkAndSetNearestVehicle(uint32_t& nearestDistance, Vehicles::VehicleBase*& nearestVehicle, Vehicles::VehicleBase& checkVehicle, const viewport_pos& targetPosition)
    {
        if (checkVehicle.spriteLeft != Location::null)
        {
            auto distanceRes = vehicleDistanceFromLocation(checkVehicle, targetPosition);
            if (distanceRes)
            {
                if (*distanceRes < nearestDistance)
                {
                    nearestDistance = *distanceRes;
                    nearestVehicle = &checkVehicle;
                }
            }
        }
    }

    // 0x004CD658
    InteractionArg getItemLeft(int16_t tempX, int16_t tempY)