C++ OverlayContainer::setMaterialName方法代码示例

void Menu::showDialogue(const std::string& first, const std::vector<std::string>& options)
{
  Ogre::OverlayManager& om = Ogre::OverlayManager::getSingleton();
  std::cout << "getByName(overlay)\n";
  Ogre::Overlay* dialOverlay = om.getByName(cDialogueOverlay);
  if (dialOverlay == NULL)
  {
    std::cout << "create(overlay)\n";
    dialOverlay = om.create(cDialogueOverlay);
  }
  Ogre::OverlayContainer* dialCont = NULL;
  std::cout << "getOE(Box)\n";
  dialCont = static_cast<Ogre::OverlayContainer*> (om.getOverlayElement(cDialogueOverlay+"/Box"));
  if (dialCont == NULL)
  {
    std::cout << "createOE(Box)\n";
    dialCont = static_cast<Ogre::OverlayContainer*>
                    (om.createOverlayElement("Panel", cDialogueOverlay+"/Box"));
    dialCont->setPosition(0.0, 0.75);
    dialCont->setDimensions(1.0, 0.25);
    dialCont->setMaterialName("Dusk/Dialogue/Black");
  }
  std::cout << "getOE(Box/First)\n";
  Ogre::OverlayElement* dialElem;
  dialElem = om.getOverlayElement(cDialogueOverlay+"/Box/First");
  if (dialElem==NULL)
  {
    std::cout << "createOE(Box/First)\n";
    dialElem = om.createOverlayElement("TextArea", cDialogueOverlay+"/Box/First");
    dialElem->setDimensions(1.0, 0.0625);
    dialElem->setPosition(0.0, 0.0);
    dialElem->setMaterialName("Dusk/Dialogue/Element");
    dialCont->addChild(dialElem);
  }
  dialElem->setCaption(first);
  dialElem->show();
  unsigned int elemCount = options.size();
  if (elemCount > cMaxDialogueOptions)
  {
    elemCount = cMaxDialogueOptions;
  }

  killDialogueOverlayLines();
  unsigned int i;
  const float elemHeight = 0.8/(float)elemCount;
  for (i=0; i<elemCount; i=i+1)
  {
    //dialElem = om.createOverlayElement("TextArea", cDialogueOverlay+"/Box/Line"+IntToString(i));
    dialElem = om.createOverlayElementFromTemplate(cDialogueOverlay+"/LineTemplate", "TextArea", cDialogueOverlay+"/Box/Line"+IntToString(i));
    dialElem->setPosition(0.1, dialCont->getHeight()*(0.2+i*elemHeight));
    dialElem->setDimensions(0.8, elemHeight*dialCont->getHeight());
    dialElem->setCaption(IntToString(i+1)+": "+options[i]);
    dialElem->show();
    dialCont->addChild(dialElem);
    m_DialogueLineCount = i+1;
  }//for
  dialOverlay->show();
}

//-------------------------------------------------------------------------------------
///Load all songs, initializes overlay and play first
	Sound::Sound(const char* path, int width, int height):volumeDiff(1),actualSongNumber(0),overlayIsShowed(false),durationOverlay(0),startVolume(5)
{
	volume = startVolume; //50%
	engine = irrklang::createIrrKlangDevice();
	
	struct dirent *entry;
	DIR *dp;

	dp = opendir(path);
	std::string stringName;

	if (dp == NULL) {
		perror("opendir: Path does not exist or could not be read.");
	}else{
		while ((entry = readdir(dp))){
			stringName = entry->d_name;
			if(!(!strcmp(".", stringName.c_str())||!strcmp("..",stringName.c_str()))){
				songNames.push_back(std::string(path)+ '/'+ entry->d_name);	
			}
		}
	}
	song = engine->play2D(songNames[0].c_str(), false, false, true);
	song->setVolume(volume);

	closedir(dp);
	
	//Event Listener
	song->setSoundStopEventReceiver(this);
	
	//overlay
	Ogre::OverlayManager& overlayManager = Ogre::OverlayManager::getSingleton(); 

    //Create a panel 
    Ogre::OverlayContainer* panel = static_cast<Ogre::OverlayContainer*>(overlayManager.createOverlayElement("Panel", "MusicPanel")); 
    panel->setMetricsMode(Ogre::GMM_PIXELS); 
	panel->setDimensions(width*9/10, 50);
 
	panel->setLeft((width - panel->getWidth()) / 2);   
    panel->setMaterialName("Core/StatsBlockCenter"); // Optional background material 
   
    // Create a text area 
    musicTextArea = static_cast<Ogre::TextAreaOverlayElement*>(overlayManager.createOverlayElement("TextArea", "MusicTextArea")); 
    musicTextArea->setMetricsMode(Ogre::GMM_PIXELS); 
	musicTextArea->setTop(5);
	musicTextArea->setLeft((( panel->getWidth())) / 4);
	musicTextArea->setCharHeight(14);   
    musicTextArea->setFontName("StarWars"); 

	// Add the text area to the panel 
    panel->addChild(musicTextArea); 

    // Create an overlay, and add the panel 
    overlay = overlayManager.create("MusicBox"); 
    overlay->add2D((panel)); 

	actualSong();
}

	void DirectShowControl::createOverlay()
	{
		mOverlay = Ogre::OverlayManager::getSingleton().create(mName);

		Ogre::OverlayContainer *mContainer = (Ogre::OverlayContainer*)
			(Ogre::OverlayManager::getSingleton().createOverlayElement("Panel", "Ogre/DebugTexPanel" +mName));

		mContainer->setMetricsMode(Ogre::GMM_PIXELS);
		mContainer->setDimensions(mVp->getActualWidth(),mVp->getActualHeight());
		mContainer->setMaterialName(mMaterial->getName());
		mOverlay->add2D(mContainer);
		mOverlay->show();
		PlayMovie();
	}

void ViargoOgreKinectTrackingCalibrationMetaphor::_updateOverlays(bool state) {
	_overlay->show();
	_backgroundOverlayContainer->show();

	// Update overlay for each marker
	for (unsigned int i = 0; i < _markers.size(); i++) {
		Ogre::OverlayContainer* currentMarkerOverlay = _markers[i];

		if (_calibrationProgress == i) {
			if (state) {
				currentMarkerOverlay->setMaterialName("kinecttrackingCalibrationGreenMat");
			}
			else {
				currentMarkerOverlay->setMaterialName("kinecttrackingCalibrationYellowMat");
			}
		}
		else {
			currentMarkerOverlay->setMaterialName("kinecttrackingCalibrationRedMat");
		}

		currentMarkerOverlay->show();
	}
}

/**
 * @inheritDoc
 */
BrowserWindow::BrowserWindow() {
    m_texture = Ogre::TextureManager::getSingleton().createManual("HUDTexture", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME,
       Ogre::TEX_TYPE_2D, 500, 500, 0, Ogre::PF_BYTE_BGRA, Ogre::TU_DYNAMIC);

    Ogre::MaterialPtr material = Ogre::MaterialManager::getSingleton().create("HUDMaterial", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
    material->getTechnique(0)->getPass(0)->createTextureUnitState("HUDTexture");
    material->getTechnique(0)->getPass(0)->setSceneBlending(Ogre::SBT_TRANSPARENT_ALPHA);

    Ogre::OverlayManager& overlayManager = Ogre::OverlayManager::getSingleton();
    m_overlay = overlayManager.create("OverlayName");

    Ogre::OverlayContainer* panel = static_cast<Ogre::OverlayContainer*>(overlayManager.createOverlayElement("Panel", "PanelName"));
    panel->setPosition(0.0, 0.0);
    panel->setDimensions(1.0, 1.0);
    panel->setMaterialName("HUDMaterial");

    m_overlay->add2D(panel);
    m_overlay->show();
}

void SalamancerApplication::createBrowser(){
    Ogre::TexturePtr renderTexture = Ogre::TextureManager::getSingleton().createManual(
                "texture",
                Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME,
                Ogre::TEX_TYPE_2D, mWindow->getWidth(), mWindow->getHeight(), 0, Ogre::PF_A8R8G8B8, Ogre::TU_WRITE_ONLY);

    Ogre::MaterialPtr material = Ogre::MaterialManager::getSingletonPtr()->create("BrowserMaterial", Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);
    material->getTechnique(0)->getPass(0)->setCullingMode(Ogre::CULL_CLOCKWISE); // print both sides of the polygones
    material->getTechnique(0)->getPass(0)->createTextureUnitState("texture");
    material->getTechnique(0)->getPass(0)->setSceneBlending(SBT_TRANSPARENT_ALPHA);
    material->getTechnique(0)->getPass(0)->setLightingEnabled(false);
    
    Ogre::Overlay *overlay = Ogre::OverlayManager::getSingletonPtr()->create("BrowserOverlay");
    Ogre::OverlayContainer* panel = static_cast<OverlayContainer*>(Ogre::OverlayManager::getSingletonPtr()->createOverlayElement("Panel", "BrowserPanel"));
    
    panel->setPosition(0.0, 0.0);
    panel->setDimensions(1.0, 1.0);
    panel->setMaterialName("BrowserMaterial");
    overlay->add2D(panel);
    
    overlay->show();
    
    this->windowInfo.SetAsWindowless(0, true);
    
    this->clientHandler = new ClientHandler(renderTexture, this->mRoot->getAutoCreatedWindow(), mMouse, this->mCamera, this->mSceneMgr, this->world, this->context);
    
    browserSettings.web_security = STATE_DISABLED;
    
    this->browser = CefBrowserHost::CreateBrowserSync(windowInfo, this->clientHandler.get(),
            "file:///home/nathan/Projects/salamancer/dist/bin/hud/index.html",
            browserSettings, 
            NULL);
    
    this->clientHandler->SetBrowser(this->browser);
    
    mRoot->addFrameListener(this->clientHandler.get());
    
}

void ViargoOgreKinectTrackingCalibrationMetaphor::_buildPattern() {
	// Horizontal and vertical offets
	float horizontalOffset = _offsets.x + _offsets.z;
	float verticalOffset   = _offsets.y + _offsets.w;

	// Step in horizontal and vertical direction
	double widthStep  = (1.0 - horizontalOffset) / (_patternSize  - 1);
	double heightStep = (1.0 - verticalOffset)   / (_patternSize - 1);

	// Clear old positions
	_screenPositions.clear();
	_screenPositions3D.clear();

	// Build new 2d screen positions
	for (int j = 0; j < _patternSize; j++) {
		for (int i = 0; i < _patternSize; i++) {
			double positionX = _offsets.x + i * widthStep;
			double positionY = _offsets.y + j * heightStep;

			// Add to list
			_screenPositions.push_back(cv::Point2d(positionX, positionY));
		}
	}

	// Transform 2d screen positions into world space relative to window center
	for (unsigned int i = 0; i < _screenPositions.size(); i++) {
		cv::Point3f worldPosition = cv::Point3f(0, 0, 0);

		// Scale to window size and correct position for [0,0] in window center
		worldPosition.x = _screenPositions[i].x * _windowSize.x - _windowSize.x / 2.0f;
		worldPosition.y = -(_screenPositions[i].y * _windowSize.y - _windowSize.y / 2.0f); // Flipped
		
		_screenPositions3D.push_back(worldPosition);
	}

	// Build pattern as overlays
	Ogre::OverlayManager& overlayManager = Ogre::OverlayManager::getSingleton();

	// Main overlay, specific overlay containers are inserted here
	_overlay = overlayManager.create("KinectTrackingCalibrationOverlay");
	_overlay->hide();

	_backgroundOverlayContainer = static_cast<Ogre::OverlayContainer*>(overlayManager.createOverlayElement("Panel", "KinectTrackingCalibrationBG"));
	_backgroundOverlayContainer->setPosition(0.0, 0.0);
	_backgroundOverlayContainer->setDimensions(1.0, 1.0);
	_backgroundOverlayContainer->setMaterialName("kinecttrackingCalibrationBlackMat");
	_backgroundOverlayContainer->hide();

	// Add background first
	_overlay->add2D(_backgroundOverlayContainer);

	char overlayName[100];

	// Build overlay for each marker
	for (unsigned int i = 0; i < _screenPositions.size(); i++) {
		Ogre::Vector2 screenPostion = Ogre::Vector2(_screenPositions[i].x, _screenPositions[i].y);

		sprintf(overlayName, "KinectTrackingCalibration_%d", i);

		Ogre::OverlayContainer* container = static_cast<Ogre::OverlayContainer*>(overlayManager.createOverlayElement("Panel", std::string(overlayName)));
		container->setPosition(screenPostion.x - _markerSize.x / (Ogre::Real)2.0, screenPostion.y - _markerSize.y / (Ogre::Real)2.0);
		container->setDimensions(_markerSize.x, _markerSize.y);
		container->setMaterialName("kinecttrackingCalibrationRedMat");
		container->hide();

		// Add overlay item
		_overlay->add2D(container);

		// Add to list
		_markers.push_back(container);
	}
}

void Menu::showQuestLog(const bool visible)
{
  Ogre::OverlayManager* om = Ogre::OverlayManager::getSingletonPtr();
  if (om==NULL) return;
  //Do we actually need to do something?
  if (visible==isQuestLogVisible()) return;

  if (visible)
  {
    //show it
    // -- create basic overlay
    Ogre::Overlay* ol = om->create(cQuestLogOverlay);
    // -- create container - panel
    Ogre::OverlayContainer* panel = static_cast<Ogre::OverlayContainer*>(
                 om->createOverlayElement("Panel", cQuestLogOverlay+"/Panel"));
    panel->setMetricsMode(Ogre::GMM_RELATIVE);
    panel->setPosition(0.0, 0.0);
    panel->setDimensions(1.0, 1.0);
    /*set material via panel->setMaterialName(...)?*/
    panel->setMaterialName("QuestLog/Transparency");
    //add panel to overlay
    ol->add2D(panel);

    //create elements
    // -- "vorwärts blättern"
    Ogre::TextAreaOverlayElement* text_elem = static_cast<Ogre::TextAreaOverlayElement*>(
                         om->createOverlayElement("TextArea", cQuestLogOverlay+"/Plus"));
    text_elem->setMetricsMode(Ogre::GMM_RELATIVE);
    text_elem->setPosition(0.125, 0.9);
    text_elem->setDimensions(0.25, 0.1);
    text_elem->setCaption("+ (Next)");
    text_elem->setAlignment(Ogre::TextAreaOverlayElement::Center);
    text_elem->setFontName("Console");
    text_elem->setColour(Ogre::ColourValue(1.0, 0.5, 0.0));
    text_elem->setCharHeight(cQuestLogCharHeight);
    panel->addChild(text_elem);
    //-- "rückwärts blättern"
    text_elem = static_cast<Ogre::TextAreaOverlayElement*>(
              om->createOverlayElement("TextArea", cQuestLogOverlay+"/Minus"));
    text_elem->setMetricsMode(Ogre::GMM_RELATIVE);
    text_elem->setPosition(0.425, 0.9);
    text_elem->setDimensions(0.25, 0.1);
    text_elem->setCaption("- (Previous)");
    text_elem->setAlignment(Ogre::TextAreaOverlayElement::Center);
    text_elem->setFontName("Console");
    text_elem->setColour(Ogre::ColourValue(1.0, 0.5, 0.0));
    text_elem->setCharHeight(cQuestLogCharHeight);
    panel->addChild(text_elem);

    //lists all entries that fit onto the page
    showQuestLogEntries();

    // -- page number
    text_elem = static_cast<Ogre::TextAreaOverlayElement*>(
              om->createOverlayElement("TextArea", cQuestLogOverlay+"/Page"));
    text_elem->setMetricsMode(Ogre::GMM_RELATIVE);
    text_elem->setPosition(0.725, 0.9);
    text_elem->setDimensions(0.25, 0.1);
    text_elem->setCaption("Page "+IntToString(m_QuestLogOffset/cQuestLogEntriesPerPage+1));
    text_elem->setAlignment(Ogre::TextAreaOverlayElement::Center);
    text_elem->setFontName("Console");
    text_elem->setColour(Ogre::ColourValue(1.0, 0.5, 0.0));
    text_elem->setCharHeight(cQuestLogCharHeight);
    panel->addChild(text_elem);

    //show the overlay
    ol->show();
  }//if visible
  else
  {
    //destroy all elements
    unsigned int i;
    // destroy entries
    for (i=0; i<m_QuestLogEntryCount; ++i)
    {
      om->destroyOverlayElement(cQuestLogOverlay+"/"+IntToString(i));
    }//for
    m_QuestLogEntryCount = 0;
    //destroy navigation elements
    om->destroyOverlayElement(cQuestLogOverlay+"/Plus");
    om->destroyOverlayElement(cQuestLogOverlay+"/Minus");
    om->destroyOverlayElement(cQuestLogOverlay+"/Page");
    //destroy panel
    om->destroyOverlayElement(cQuestLogOverlay+"/Panel");
    //destroy overlay
    om->destroy(cQuestLogOverlay);
  }//else
}//function

static void InitStartScene()
{
	if(app.state.CurentState > 0)
	{
		return;
	}

	Ogre::RTShader::ShaderGenerator::initialize();
	Ogre::RTShader::ShaderGenerator::getSingletonPtr()->setTargetLanguage("glsles");
	gMatListener = new Ogre::ShaderGeneratorTechniqueResolverListener();
	Ogre::MaterialManager::getSingleton().addListener(gMatListener);

	LOGW("Create SceneManager");
	gSceneMgr = gRoot->createSceneManager(Ogre::ST_GENERIC);
	Ogre::RTShader::ShaderGenerator::getSingletonPtr()->addSceneManager(gSceneMgr);

	camera = gSceneMgr->createCamera("MyCam");
	camera->setNearClipDistance(1.0f);
	camera->setFarClipDistance(100000.0f);
	camera->setPosition(0,0,20.0f);
	camera->lookAt(0,0,0);
	camera->setAutoAspectRatio(true);

	vp = gRenderWnd->addViewport(camera);
	vp->setBackgroundColour(Ogre::ColourValue(1.0f, 1.0f, 1.0f));
	vp->setMaterialScheme(Ogre::RTShader::ShaderGenerator::DEFAULT_SCHEME_NAME);

	/**
	 * http://www.ogre3d.org/tikiwiki/tiki-index.php?page=Creating+Overlays+via+Code
	 * http://www.ogre3d.org/forums/viewtopic.php?f=2&t=78278#p492027
	 */
	LOGW("Create OverlaySystem");
	Ogre::OverlaySystem *mOverlaySystem = OGRE_NEW Ogre::OverlaySystem();
	gSceneMgr->addRenderQueueListener(mOverlaySystem);

	LOGW("Create overlayManager");
	Ogre::OverlayManager& overlayManager = Ogre::OverlayManager::getSingleton();

	loadResources("resources.cfg");
	Ogre::ResourceGroupManager::getSingletonPtr()->initialiseResourceGroup("Start");

	LOGW("Create a img overlay panel");
	Ogre::OverlayContainer* panel = static_cast<Ogre::OverlayContainer*>( overlayManager.createOverlayElement( "Panel", "PanelLogo" ) );
	panel->setPosition( vp->getActualWidth()/2 - 64, vp->getActualHeight()/2 - 64 - 20 );
	panel->setDimensions( 128, 64 );
	panel->setMaterialName("overlay_image_material");
	panel->setMetricsMode(Ogre::GMM_PIXELS);

	Ogre::Overlay* LogoOverlay = overlayManager.create( "OverlayLogo" );
	LogoOverlay->add2D( panel );
	LogoOverlay->show();


	LOGW("Create a text overlay panel");
	textArea = static_cast<Ogre::TextAreaOverlayElement*>(overlayManager.createOverlayElement("TextArea", "TextAreaName"));
	textArea->setMetricsMode(Ogre::GMM_PIXELS);
	textArea->setPosition(0, 0);
	textArea->setDimensions(100, 100);
	textArea->setCaption("Hello, World!");
	textArea->setCharHeight(48);
	textArea->setFontName("QWcuckoo");
	textArea->setColourBottom(Ogre::ColourValue(0.0f, 0.0f, 1.0f));
	textArea->setColourTop(Ogre::ColourValue(1.0f, 0.0f, 0.0f));

	Ogre::OverlayContainer* TextPanel = static_cast<Ogre::OverlayContainer*>( overlayManager.createOverlayElement( "Panel", "PanelText" ) );
	TextPanel->setPosition( vp->getActualWidth()/2 - 128, vp->getActualHeight()/2 + 20 );
	TextPanel->setDimensions( 256, 64 );
	TextPanel->setMaterialName("overlay_text_material");
	TextPanel->setMetricsMode(Ogre::GMM_PIXELS);
	TextPanel->addChild(textArea);

	Ogre::Overlay* TextOverlay = overlayManager.create( "OverlayText" );
	TextOverlay->add2D( TextPanel );
	TextOverlay->show();

	app.state.CurentState = 1;

}