C++ kernel::Object类代码示例

      void TestDetector::testComputerDestruction()
      {
        InternalMessage("Model","Model::TestDetector::testComputerDestruction entering") ;

        /*!
          We create a ship with a detector and a second object to detect.
        */
        std::auto_ptr<Kernel::Model> model(new Kernel::Model("TestDetector::testComputerDestruction")) ;
        model->init() ;

        Kernel::Object* system = model->createObject() ;

        Kernel::Object* ship = system->createObject() ;
        ship->addTrait(new Positioned()) ;
        ship->addTrait(new Oriented()) ;
        ship->addTrait(new Mobile()) ;
        ship->addTrait(new Solid(Mesh("test_ship.mesh"))) ;
        ship->addTrait(new Massive(Mass::Kilogram(1000))) ;
        ship->addTrait(new Computer()) ;
        ship->addTrait(new Detector()) ;
        Detector::connect(ship,ship) ;

        Kernel::Object* ship2 = system->createObject() ;
        ship2->addTrait(new Positioned(Position::Meter(0,0,500))) ;
        ship2->addTrait(new Massive(Mass::Kilogram(1000))) ;
        ship2->addTrait(new Oriented()) ;
        ship2->addTrait(new Mobile()) ;
        ship2->addTrait(new Solid(Mesh("test_ship.mesh"))) ;

        InternalMessage("Model","Model::TestDetector::testComputerDestruction destroying computer") ;
        ship->destroyTrait(ship->getTrait<Computer>()) ;
        model->update(0.1) ;

        InternalMessage("Model","Model::TestDetector::testComputerDestruction leaving") ;
      }

      void TestAgent::steeringFullBackShouldTurn()
      {
        std::auto_ptr<Kernel::Model> model(new Kernel::Model("TestAgent::steeringFullBackShouldTurn")) ;
        model->init() ;

        Kernel::Object* system = model->createObject() ;
        system->addTrait(new Model::StellarSystem()) ;
        system->addTrait(new Model::Positioned()) ;

        Kernel::Object* ship = Model::createShip(system) ;
        Kernel::Object* agent = Model::createAI(ship) ;

        Implementation::Agent* agent_controler = getAgentController(agent) ;

        /*
          should perform a full turn :
          <--       -->
          ship      steering

          => x or y command should be not null.
        */
        //
        agent_controler->m_steering = Ogre::Vector3::UNIT_Z ;

        Ogre::Vector3 command(agent_controler->calculateSteeringCommands(0.1)) ;

        CPPUNIT_ASSERT_MESSAGE("ship should turn",command.x != 0 || command.y != 0) ;
      }

      void TestLaser::beamEnergy()
      {
        InternalMessage("Model","Model::TestLaser::beamEnergy entering") ;
        // we construct a complete system
        std::auto_ptr<Kernel::Model> model(new Kernel::Model("TestLaser::testFire")) ;
        model->init() ;

        // should be a PhysicalWorld
        Kernel::Object* system = model->createObject() ;
        CPPUNIT_ASSERT(system->getTrait<PhysicalWorld>()) ;

        Kernel::Object* ship = system->createObject() ;
        ship->addTrait(new Positionned()) ;
        ship->addTrait(new Oriented()) ;
        ship->addTrait(new Mobile()) ;
        ship->addTrait(new Massive(Mass::Kilogram(1000))) ;
        ship->addTrait(new Laser(Position(),Orientation(),Energy::Joule(10))) ;
        CPPUNIT_ASSERT(ship->getTrait<PhysicalObject>()) ;
        CPPUNIT_ASSERT(ship->getTrait<PhysicalWorld>()) ;

        CPPUNIT_ASSERT(system->getChildren().size()==1) ;

        InternalMessage("Model","built ship") ;

        ship->call("fire") ;

        InternalMessage("Model","fire") ;
        CPPUNIT_ASSERT(system->getDescendants<LaserBeam>().size()==1) ;
        CPPUNIT_ASSERT(system->getDescendants<Shot>().size()==1) ;

        std::set<LaserBeam*> beams = system->getDescendants<LaserBeam>() ;
        LaserBeam* beam = *(beams.begin()) ;
        
        CPPUNIT_ASSERT(beam->getEnergy().Joule()==10) ;
      }

      void TestAgent::isTargetedByTarget()
      {
        std::auto_ptr<Kernel::Model> model(new Kernel::Model()) ;
        model->init() ;

        Kernel::Object* system = model->createObject() ;
        system->addTrait(new Model::StellarSystem()) ;
        system->addTrait(new Model::Positioned()) ;

        Kernel::Object* ship1 = Model::createShip(system) ;
        Kernel::Object* agent = Model::createAI(ship1) ;
        Model::TargetingSystem* targeting_system1 = ship1->getChild<Model::TargetingSystem>() ;

        Kernel::Object* ship2 = Model::createShip(system) ;
        Model::TargetingSystem* targeting_system2 = ship2->getChild<Model::TargetingSystem>() ;

        Implementation::Agent* agent_controller = getAgentController(agent) ;

        targeting_system1->selectTarget(ship2) ;

        CPPUNIT_ASSERT(!agent_controller->isTargetedByTarget()) ;

        targeting_system2->selectTarget(ship1) ;

        CPPUNIT_ASSERT(agent_controller->isTargetedByTarget()) ;
      }

    void Laser::fire()
    {
      InternalMessage("Model","entering fire") ;

      // handle firing rate
      if (m_time_to_fire.Second() > 0)
        return ;

      Positioned* positioned = getObject()->getParent<Positioned>() ;
      Oriented* oriented = getObject()->getParent<Oriented>() ;
      PhysicalObject* object = getObject()->getParent<PhysicalObject>() ;
      PhysicalWorld* world = object ? object->getObject()->getAncestor<PhysicalWorld>() : NULL ;

      if (world && positioned && oriented)
      {
        InternalMessage("Model","firing") ;
        // create a laser beam object
        Kernel::Object* beam = world->getObject()->createObject() ;

        // should apply local rotation to have correct local position..
        Orientation orientation_of_laser = oriented->getOrientation(world->getObject()) ;

        Position position_of_the_beam =
          positioned->getPosition(world->getObject()) + m_out_position*orientation_of_laser ;

        beam->addTrait(new Positioned(position_of_the_beam)) ;

        Orientation orientation_of_the_beam =
          orientation_of_laser*m_out_orientation ;

        beam->addTrait(new Oriented(orientation_of_the_beam)) ;

        // orientation gives speed vector
        // basic_speed(full Z oriented) * orientation
        Speed speed = Speed::MeterPerSecond(0,0,-getLaserSpeedMeterPerSecond())*orientation_of_the_beam ;

        // maybe we should add the object speed ?? (i.e. the speed of the ship)

        beam->addTrait(new Mobile(speed)) ;
        beam->addTrait(new Massive(Mass(m_laser_beam_energy,speed))) ;

        beam->addTrait(new LaserBeam(object->getObject(),m_beam_length,m_beam_radius)) ;
        beam->addTrait(new WithLifetime(getLaserBeamLifeDuration())) ;

        // shot
        Kernel::Object* shot = world->getObject()->createObject() ;
        shot->addTrait(new Positioned(position_of_the_beam)) ;
        shot->addTrait(new Shot()) ;

        // re-init timer
        m_time_to_fire = m_time_between_shots ;
        // done

      }
      // else : not much sense thus do nothing
      InternalMessage("Model","leaving fire") ;
    }

      void TestDetector::detectOneObject()
      {
        InternalMessage("Model","Model::TestDetector::detectOneObject entering") ;
        /*!
          We create a ship with a detector and a second object to detect.
        */
        std::auto_ptr<Kernel::Model> model(new Kernel::Model("TestDetector::detectOneObject")) ;
        model->init() ;

        Kernel::Object* system = model->createObject() ;

        Kernel::Object* ship = system->createObject() ;
        ship->addTrait(new Positioned()) ;
        ship->addTrait(new Oriented()) ;
        ship->addTrait(new Mobile()) ;
        ship->addTrait(new Solid(Mesh("test_ship.mesh"))) ;
        ship->addTrait(new Massive(Mass::Kilogram(1000))) ;
        ship->addTrait(new Computer()) ;
        ship->addTrait(new Detector()) ;
        Detector::connect(ship,ship) ;

        Kernel::Object* ship2 = system->createObject() ;
        ship2->addTrait(new Positioned(Position::Meter(0,0,500))) ;
        ship2->addTrait(new Massive(Mass::Kilogram(1000))) ;
        ship2->addTrait(new Oriented()) ;
        ship2->addTrait(new Mobile()) ;
        ship2->addTrait(new Solid(Mesh("test_ship.mesh"))) ;

        std::set<Kernel::Object*> detected(ship->getTrait<Computer>()->getDetectedObjects()) ;

        CPPUNIT_ASSERT(!detected.empty()) ;
        CPPUNIT_ASSERT(detected.find(ship2) != detected.end()) ;

        InternalMessage("Model","Model::TestDetector::detectOneObject leaving") ;
      }

Kernel::Object* DisplayTestFixture::createObserver(Kernel::Object* parent) const
{
    Kernel::Object* observer = parent->createObject() ;
    observer->addTrait(new Model::Observer()) ;
    observer->getTrait<Model::Observer>()->setFieldOfView(::Ogre::Degree(70)) ;
    observer->addTrait(new Model::Player()) ;
    observer->addTrait(new Model::Active()) ;
    observer->addTrait(new Model::Positioned()) ;
    observer->addTrait(new Model::Oriented()) ;

    return observer ;
}

    void CustomMission::load()
    {
      // setup the system 
      Kernel::Object* universe = getObject()->createObject() ;
      universe->addTrait(new Universe()) ;
      universe->addTrait(new Positioned()) ;
      universe->setName("universe") ;

      m_system = universe->createObject() ;
      m_system->addTrait(new StellarSystem()) ;
      m_system->addTrait(new Positioned()) ;
      m_system->setName("system") ;
    }

/// Synchronize to an OS service
static Result SendSyncRequest(Handle handle) {
    Kernel::Object* object = Kernel::g_object_pool.GetFast<Kernel::Object>(handle);

    _assert_msg_(KERNEL, (object != nullptr), "called, but kernel object is nullptr!");
    DEBUG_LOG(SVC, "called handle=0x%08X(%s)", handle, object->GetTypeName().c_str());

    bool wait = false;
    Result res = object->SyncRequest(&wait);
    if (wait) {
        Kernel::WaitCurrentThread(WAITTYPE_SYNCH); // TODO(bunnei): Is this correct?
    }

    return res;
}

      void TestMenu::testFullMenu()
      {
        InternalMessage("GUI","GUI::TestMenu::testFullMenu entering") ;

        std::auto_ptr<Kernel::Model> model(new Kernel::Model("TestMenu::testFullMenu")) ;
        model->init() ;

        Kernel::Object* root = model->createObject() ;
        root->addTrait(new Model::State()) ;
        root->addTrait(new Model::Active()) ;

        Kernel::Object* main_menu = root->createObject() ;
        main_menu->setName("main_menu") ;
        main_menu->addTrait(new Model::Menu("main_menu.layout")) ;
        main_menu->addTrait(new Model::State()) ;
        main_menu->getTrait<Model::State>()->addCommandAlias("configure","push(player_configuration,Edited)") ;

        Kernel::Object* player_configuration = Model::createDefaultPlayerConfiguration(main_menu) ;
        player_configuration->setName("player_configuration") ;
        player_configuration->addTrait(new Model::State()) ;

        root->getTrait<Model::State>()->changeState(main_menu,new Model::Displayed()) ;

        Kernel::Timer timer ;
        Kernel::Timer global_timer ;

        float test_duration = 0 ;

        try
        {
          test_duration = Kernel::Parameters::getValue<float>("GUI","Test.PlayerConfiguration.Duration") ;
        }
        catch(...)
        {
          test_duration = 5 ;
        }

        while (global_timer.getSecond() < test_duration)
        {
          float seconds = timer.getSecond() ;
          if (seconds != 0)
          {
            timer.reset() ;
          }
          model->update(seconds) ;
        }

        InternalMessage("GUI","GUI::TestMenu::testFullMenu leaving") ;

      }

      void TestInputSystem::testKeyboardAutoRepeat()
      {
        InternalMessage("Input","Input::TestInputSystem::testKeyboardAutoRepeat entering") ;

        std::auto_ptr<Kernel::Model> model(new Kernel::Model("TestPlayerConfiguration::testKeyboardAutoRepeat")) ;
        model->init() ;
        Kernel::ControlerSet* controler_set = model->getControlerSet<Implementation::OIS::InputControlerSet>() ;
        controler_set->setTimeStep(0.01) ;

        Kernel::Object* root = model->createObject() ;
        root->addTrait(new Keyboard()) ;
        
        
        Implementation::OIS::Keyboard* keyboard = Implementation::OIS::getKeyboard() ;
        if (!keyboard)
        {
          std::cout << "warning : no keyboard found, skipping test" ;
          return ;
        }
        // send a key pressed
        ::OIS::KeyEvent keyboard_event(getOISKeyboard(),::OIS::KC_0,(unsigned int)'0') ;
        keyboard->keyPressed(keyboard_event) ;

        // count the actual interpreted key pressed events...
        Kernel::Timer global_timer ;
        Kernel::Timer timer ;
        
        const float simulation_time = 2 ; 
        
        while (global_timer.getSecond() < simulation_time)
        {
          if (timer.getSecond() > 0.1)
          {
            model->update(timer.getSecond()) ;
            timer.reset() ;
          }
        }
        
        CPPUNIT_ASSERT_EQUAL((unsigned int)(simulation_time/
                             Kernel::Parameters::getValue<float>(
                                 "Input",
                                 "AutoRepeatDelay",
                                 Implementation::OIS::default_autorepeat_delay)),
                             KeyboardListener::m_count) ;
        
        InternalMessage("Input","Input::TestInputSystem::testKeyboardAutoRepeat leaving") ;
        
      }

/// Synchronize to an OS service
static Result SendSyncRequest(Handle handle) {
    // TODO(yuriks): ObjectPool::Get tries to check the Object type, which fails since this is a generic base Object,
    // so we are forced to use GetFast and manually verify the handle.
    if (!Kernel::g_object_pool.IsValid(handle)) {
        return InvalidHandle(ErrorModule::Kernel).raw;
    }
    Kernel::Object* object = Kernel::g_object_pool.GetFast<Kernel::Object>(handle);

    _assert_msg_(KERNEL, (object != nullptr), "called, but kernel object is nullptr!");
    DEBUG_LOG(SVC, "called handle=0x%08X(%s)", handle, object->GetTypeName().c_str());

    ResultVal<bool> wait = object->SyncRequest();
    if (wait.Succeeded() && *wait) {
        Kernel::WaitCurrentThread(WAITTYPE_SYNCH); // TODO(bunnei): Is this correct?
    }

    return wait.Code().raw;
}

      void TestInputSystem::testJoystickAutoRepeat()
      {
        InternalMessage("Input","Input::TestInputSystem::testJoystickAutoRepeat entering") ;

        std::auto_ptr<Kernel::Model> model(new Kernel::Model("TestPlayerConfiguration::testJoystickAutoRepeat")) ;
        model->init() ;

        Kernel::Object* root = model->createObject() ;
        root->addTrait(new Joystick()) ;

        Implementation::OIS::Joystick* joystick = Implementation::OIS::getJoystick() ;
        if (!joystick)
        {
          std::cout << "warning : no joystick found, skipping test" ;
          return ;
        }
        // send a button pressed
        ::OIS::JoyStickEvent joystick_event(NULL,::OIS::JoyStickState()) ;
        joystick->buttonPressed(joystick_event,1) ;
        
        // count the actual interpreted key pressed events...
        Kernel::Timer global_timer ;
        Kernel::Timer timer ;
        
        const float simulation_time = 2 ; 
        
        while (global_timer.getSecond() < simulation_time)
        {
          if (timer.getSecond() > 0.1)
          {
            model->update(timer.getSecond()) ;
            timer.reset() ;
          }
        }

        CPPUNIT_ASSERT_EQUAL((unsigned int)(simulation_time/
                             Kernel::Parameters::getValue<float>(
                                 "Input",                        
                                 "AutoRepeatDelay",
                                 Implementation::OIS::default_autorepeat_delay)),
                             JoystickListener::m_count) ;
        
        InternalMessage("Input","Input::TestInputSystem::testJoystickAutoRepeat leaving") ;
      }

      void TestMenu::basicTest()
      {
        InternalMessage("GUI","GUI::TestMenu::basicTest entering") ;

        try
        {
          std::auto_ptr<Kernel::Model> model(new Kernel::Model("TestMenu::basicTest")) ;
          model->init() ;

          std::string menu_name ;

          menu_name = Kernel::Parameters::getValue<std::string>("GUI","Test.BasicTest.Name","main_menu.layout") ;

          Kernel::Object* menu = model->createObject() ;
          menu->addTrait(new Model::Menu(menu_name)) ;
          menu->addTrait(new Model::Displayed()) ;

          Kernel::Timer timer ;
          Kernel::Timer global_timer ;

          float test_duration = 0 ;

          test_duration = Kernel::Parameters::getValue<float>("GUI","Test.BasicTest.Duration",5) ;

          while (global_timer.getSecond() < test_duration)
          {
            float seconds = timer.getSecond() ;
            if (seconds != 0)
            {
              timer.reset() ;
            }
            model->update(seconds) ;
          }
        }
        catch( ::CEGUI::Exception& exception)
        {
          std::cout << exception.getMessage() << std::endl ;
          throw ;
        }
        InternalMessage("GUI","GUI::TestMenu::mouseCursor leaving") ;
      }

/// Wait for the given handles to synchronize, timeout after the specified nanoseconds
static Result WaitSynchronizationN(s32* out, Handle* handles, s32 handle_count, bool wait_all,
    s64 nano_seconds) {
    // TODO(bunnei): Do something with nano_seconds, currently ignoring this
    bool unlock_all = true;
    bool wait_infinite = (nano_seconds == -1); // Used to wait until a thread has terminated

    DEBUG_LOG(SVC, "called handle_count=%d, wait_all=%s, nanoseconds=%lld",
        handle_count, (wait_all ? "true" : "false"), nano_seconds);

    // Iterate through each handle, synchronize kernel object
    for (s32 i = 0; i < handle_count; i++) {
        if (!Kernel::g_object_pool.IsValid(handles[i])) {
            return InvalidHandle(ErrorModule::Kernel).raw;
        }
        Kernel::Object* object = Kernel::g_object_pool.GetFast<Kernel::Object>(handles[i]);

        DEBUG_LOG(SVC, "\thandle[%d] = 0x%08X(%s:%s)", i, handles[i], object->GetTypeName().c_str(),
            object->GetName().c_str());

        // TODO(yuriks): Verify how the real function behaves when an error happens here
        ResultVal<bool> wait_result = object->WaitSynchronization();
        bool wait = wait_result.Succeeded() && *wait_result;

        if (!wait && !wait_all) {
            *out = i;
            return RESULT_SUCCESS.raw;
        } else {
            unlock_all = false;
        }
    }

    if (wait_all && unlock_all) {
        *out = handle_count;
        return RESULT_SUCCESS.raw;
    }

    // Check for next thread to schedule
    HLE::Reschedule(__func__);

    return RESULT_SUCCESS.raw;
}