C++ RenderWindow::setAutoUpdated方法代码示例

void OculusDisplay::onInitialize()
{
  fullscreen_property_ = new rviz::BoolProperty( "Render to Oculus", false,
    "If checked, will render fullscreen on your secondary screen. Otherwise, shows a window.",
    this, SLOT(onFullScreenChanged()));

  prediction_dt_property_ = new rviz::FloatProperty( "Motion prediction (ms)", 30.0,
    "Time in ms to predict head motion. Decreases overall latency and motion sickness.",
    this, SLOT(onPredictionDtChanged()) );

  near_clip_property_ = new rviz::FloatProperty( "Near Clip Distance", 0.02,
    "Minimum rendering distance for Oculus camera.",
    this );

  horizontal_property_ = new rviz::BoolProperty( "Fixed Horizon", true,
    "If checked, will ignore the pitch component of the RViz camera.", this);

  follow_cam_property_ = new rviz::BoolProperty( "Follow RViz Camera", true,
    "If checked, will set the Oculus camera to the same position as the main view camera.",
    this, SLOT( onFollowCamChanged() ) );

  tf_frame_property_ = new rviz::TfFrameProperty( "Target Frame", "<Fixed Frame>",
    "Tf frame that the Oculus camera should follow.", this, context_->getFrameManager(), true );

  offset_property_ = new rviz::VectorProperty( "Offset", Ogre::Vector3(0,0,0),
    "Additional offset of the Oculus camera from the followed RViz camera or target frame.", this );

  pub_tf_property_ = new rviz::BoolProperty( "Publish tf", true,
    "If checked, will publish the pose of the Oculus camera as a tf frame.",
    this, SLOT( onPubTfChanged() ) );

  pub_tf_frame_property_ = new rviz::StringProperty( "Tf Frame", "oculus",
    "Name of the published tf frame.", this );

  render_widget_ = new rviz::RenderWidget( rviz::RenderSystem::get() );
  render_widget_->setVisible(false);
  render_widget_->setWindowTitle( "Oculus View" );

  render_widget_->setParent( context_->getWindowManager()->getParentWindow() );
  render_widget_->setWindowFlags( Qt::Window | Qt::CustomizeWindowHint | Qt::WindowTitleHint | Qt::WindowMaximizeButtonHint );

  Ogre::RenderWindow *window = render_widget_->getRenderWindow();
  window->setVisible(false);
  window->setAutoUpdated(false);
  window->addListener(this);

  scene_node_ = scene_manager_->getRootSceneNode()->createChildSceneNode();
}

Ogre::RenderWindow* RenderSystem::makeRenderWindow( intptr_t window_id, unsigned int width, unsigned int height )
{
  static int windowCounter = 0; // Every RenderWindow needs a unique name, oy.

  Ogre::NameValuePairList params;
  Ogre::RenderWindow *window = NULL;

  std::stringstream window_handle_stream;
  window_handle_stream << window_id;

#ifdef Q_OS_MAC
  params["externalWindowHandle"] = window_handle_stream.str();
#else
  params["parentWindowHandle"] = window_handle_stream.str();
#endif

  params["externalGLControl"] = true;

// Set the macAPI for Ogre based on the Qt implementation
#ifdef QT_MAC_USE_COCOA
  params["macAPI"] = "cocoa";
  params["macAPICocoaUseNSView"] = "true";
#else
  params["macAPI"] = "carbon";
#endif

  std::ostringstream stream;
  stream << "OgreWindow(" << windowCounter++ << ")";


  // don't bother trying stereo if Ogre does not support it.
#if !OGRE_STEREO_ENABLE
  force_no_stereo_ = true;
#endif

  // attempt to create a stereo window
  bool is_stereo = false;
  if (!force_no_stereo_)
  {
    params["stereoMode"] = "Frame Sequential";
    window = tryMakeRenderWindow( stream.str(), width, height, &params, 100);
    params.erase("stereoMode");

    if (window)
    {
#if OGRE_STEREO_ENABLE
      is_stereo = window->isStereoEnabled();
#endif
      if (!is_stereo)
      {
        // Created a non-stereo window.  Discard it and try again (below)
        // without the stereo parameter.
        ogre_root_->detachRenderTarget(window);
        window->destroy();
        window = NULL;
        stream << "x";
        is_stereo = false;
      }
    }
  }

  if ( window == NULL )
  {
    window = tryMakeRenderWindow( stream.str(), width, height, &params, 100);
  }

  if( window == NULL )
  {
    ROS_ERROR( "Unable to create the rendering window after 100 tries." );
    assert(false);
  }

  if (window)
  {
    window->setActive(true);
    //window->setVisible(true);
    window->setAutoUpdated(false);
  }

  stereo_supported_ = is_stereo;

  ROS_INFO_ONCE("Stereo is %s", stereo_supported_ ? "SUPPORTED" : "NOT SUPPORTED");

  return window;
}

Ogre::RenderWindow* RenderSystem::makeRenderWindow( intptr_t window_id, unsigned int width, unsigned int height )
{
    static int windowCounter = 0; // Every RenderWindow needs a unique name, oy.

    Ogre::NameValuePairList params;
    Ogre::RenderWindow *window = NULL;

    std::stringstream window_handle_stream;
    window_handle_stream << window_id;

#ifdef Q_OS_MAC
    params["externalWindowHandle"] = window_handle_stream.str();
#else
    params["parentWindowHandle"] = window_handle_stream.str();
#endif

    params["externalGLControl"] = true;

// Set the macAPI for Ogre based on the Qt implementation
#ifdef QT_MAC_USE_COCOA
    params["macAPI"] = "cocoa";
    params["macAPICocoaUseNSView"] = "true";
#else
    params["macAPI"] = "carbon";
#endif

    std::ostringstream stream;
    stream << "OgreWindow(" << windowCounter++ << ")";

#ifdef Q_WS_X11
    old_error_handler = XSetErrorHandler( &checkBadDrawable );
#endif

    int attempts = 0;
    while (window == NULL && (attempts++) < 100)
    {
        try
        {
            window = ogre_root_->createRenderWindow( stream.str(), width, height, false, &params );

            // If the driver bug happened, tell Ogre we are done with that
            // window and then try again.
            if( x_baddrawable_error )
            {
                ogre_root_->detachRenderTarget( window );
                window = NULL;
                x_baddrawable_error = false;
            }
        }
        catch( std::exception ex )
        {
            std::cerr << "rviz::RenderSystem: error creating render window: "
                      << ex.what() << std::endl;
            window = NULL;
        }
    }

#ifdef Q_WS_X11
    XSetErrorHandler( old_error_handler );
#endif

    if( window == NULL )
    {
        ROS_ERROR( "Unable to create the rendering window after 100 tries." );
        assert(false);
    }

    if( attempts > 1 )
    {
        ROS_INFO( "Created render window after %d attempts.", attempts );
    }

    if (window)
    {
        window->setActive(true);
        //window->setVisible(true);
        window->setAutoUpdated(false);
    }

    return window;
}

int main(int argc, char* argv[])
{
	std::unique_ptr<ExecutionArgs> exArgs(new ExecutionArgs());
	if (!processCommandLineArgs(argc, argv, *exArgs)) {
		return -1;
	} else if (exArgs->helpPrompt) {
		std::cout << "Usage: sts [--help] || [--config]" << std::endl;
		std::cout << "Options:" << std::endl;
		std::cout << "\t --help - print this message;" << std::endl;
		std::cout << "\t --config - show config dialog." << std::endl;
		std::cout << std::endl;
		return 0;
	}

	try {
		Ogre::String lConfigFileName = "ogre.cfg";
		Ogre::String lPluginsFileName = "plugins.cfg";
		Ogre::String lLogFileName = "Ogre_STS.log";

		std::unique_ptr<Ogre::Root> lRoot(new Ogre::Root(lPluginsFileName, lConfigFileName, lLogFileName));

		if (exArgs->showConfigDialog) {
			if (!lRoot->showConfigDialog()) {
				return 0;
			}
		}

		Ogre::String lWindowTitle = "STS";
		Ogre::String lCustomCapacities = "";

		/* Check for the valid ogre.cfg */
		bool lCreateAWindowAutomatically = lRoot->restoreConfig();
		if (!lCreateAWindowAutomatically) {
			initSomeRenderSystem(lRoot);
		}
		Ogre::RenderWindow* lWindow = lRoot->initialise(lCreateAWindowAutomatically, lWindowTitle, lCustomCapacities);

		if (!lWindow) {
			/* ogre.cfg is not available - start with hardcoded parameters */
			unsigned int lSizeX = 800;
			unsigned int lSizeY = 600;
			bool lFullscreen = false;

			Ogre::NameValuePairList lParams;
			lParams["FSAA"] = "0";
			lParams["vsync"] = "true";
			lWindow = lRoot->createRenderWindow(lWindowTitle, lSizeX, lSizeY, lFullscreen, &lParams);
		}

		/* Create a scene manager */
		Ogre::SceneManager* lScene = lRoot->createSceneManager(Ogre::ST_GENERIC, "SceneManager");

		Ogre::SceneNode* lRootSceneNode = lScene->getRootSceneNode();

		/* Create camera */
		Ogre::Camera* lCamera = lScene->createCamera("MyCamera");

		/* Create viewport (camera <-> window) */
		Ogre::Viewport* vp = lWindow->addViewport(lCamera);

		vp->setAutoUpdated(true);
		vp->setBackgroundColour(Ogre::ColourValue(1, 0, 1));

		lCamera->setAspectRatio(float(vp->getActualWidth()) / vp->getActualHeight());
		lCamera->setPosition(Ogre::Vector3(0, 100, -1));
		lCamera->lookAt(Ogre::Vector3(0, 0, 0));

		/* Set clipping*/
		lCamera->setNearClipDistance(1.5f);
		lCamera->setFarClipDistance(3000.0f);

		/* Lighting */
		Ogre::Light* lLight = lScene->createLight("MainLight");
		lLight->setPosition(Ogre::Vector3(0, 100, 0));

		/* Resource manager */
		Ogre::String lRcGroupName = "Main group";
		initResourceMainGroup(lRcGroupName);

		/* Load model */
		Ogre::Entity* lShipEntity = lScene->createEntity("airship.mesh");
		lShipEntity->setCastShadows(false);

		Ogre::SceneNode* lShipNode = lRootSceneNode->createChildSceneNode();
		lShipNode->attachObject(lShipEntity);
		lShipNode->setScale(Ogre::Vector3(3.15f, 3.15f, 3.15f));

		/* Starship start point */
		Ogre::Vector3 razorSP(0, -200, -100);
		lShipNode->setPosition(razorSP);

		/* Sprite billboard */
		Ogre::SceneNode* lSpriteNode = lRootSceneNode->createChildSceneNode();
		Ogre::BillboardSet* lBillboardSet = lScene->createBillboardSet();
		lBillboardSet->setMaterialName("enemy_01", lRcGroupName);
		lBillboardSet->setTextureStacksAndSlices(1, 4);
		Ogre::Billboard* lSpriteBillboard = lBillboardSet->createBillboard(Ogre::Vector3(0, 0, 0));
		lSpriteBillboard->setDimensions(48.0f / 2.0f, 58.0f / 2.0f);
		lSpriteBillboard->setTexcoordIndex(1);
		lSpriteNode->attachObject(lBillboardSet);
//.........这里部分代码省略.........