C++ Camera::setAutoAspectRatio方法代码示例

static void setupScene()
{
	LOGI("------->setupScene()");

	Ogre::ConfigFile cf;
	cf.load(openAPKFile("resources.cfg"));

	Ogre::ConfigFile::SectionIterator seci = cf.getSectionIterator();
	while (seci.hasMoreElements())
	{
		Ogre::String sec, type, arch;
		sec = seci.peekNextKey();
		Ogre::ConfigFile::SettingsMultiMap* settings = seci.getNext();
		Ogre::ConfigFile::SettingsMultiMap::iterator i;

		for (i = settings->begin(); i != settings->end(); i++)
		{
			type = i->first;
			arch = i->second;
			Ogre::ResourceGroupManager::getSingleton().addResourceLocation(arch, type, sec);
		}
	}

	Ogre::ResourceGroupManager::getSingletonPtr()->initialiseResourceGroup(
			Ogre::ResourceGroupManager::DEFAULT_RESOURCE_GROUP_NAME);

	gSceneMgr = gRoot->createSceneManager(Ogre::ST_GENERIC);
	Ogre::Camera* camera = gSceneMgr->createCamera("MyCam");

	Ogre::Entity* pEntity = gSceneMgr->createEntity("SinbadInstance", "Sinbad.mesh");
	Ogre::SceneNode* pNode = gSceneMgr->getRootSceneNode()->createChildSceneNode();
	pNode->attachObject(pEntity);

	Ogre::Light* pDirLight = gSceneMgr->createLight();
	pDirLight->setDirection(Ogre::Vector3(0, -1, 0));
	pDirLight->setType(Ogre::Light::LT_DIRECTIONAL);
	pNode->attachObject(pDirLight);

	camera->setNearClipDistance(1.0f);
	camera->setFarClipDistance(100000.0f);
	camera->setPosition(0, 0, 20.0f);
	camera->lookAt(0, 0, 0);
	camera->setAutoAspectRatio(true);

	Ogre::Viewport* vp = gRenderWnd->addViewport(camera);
	vp->setBackgroundColour(Ogre::ColourValue(1, 0, 0));

	LOGI("<-------setupScene()");
}

void
OgreCameraSystem::update(int) {
    for (EntityId entityId : m_impl->m_entities.removedEntities()) {
        Ogre::Camera* camera = m_impl->m_cameras[entityId];
        if (camera) {
            Ogre::SceneNode* sceneNode = camera->getParentSceneNode();
            sceneNode->detachObject(camera);
            m_impl->m_sceneManager->destroyCamera(camera);
        }
        m_impl->m_cameras.erase(entityId);
    }
    for (auto& value : m_impl->m_entities.addedEntities()) {
        EntityId entityId = value.first;
        OgreSceneNodeComponent* sceneNodeComponent = std::get<0>(value.second);
        OgreCameraComponent* cameraComponent = std::get<1>(value.second);
        Ogre::Camera* camera = m_impl->m_sceneManager->createCamera(
            cameraComponent->name()
        );
        camera->setAutoAspectRatio(true);
        cameraComponent->m_camera = camera;
        m_impl->m_cameras[entityId] = camera;
        sceneNodeComponent->m_sceneNode->attachObject(camera);
    }
    m_impl->m_entities.clearChanges();
    for (auto& value : m_impl->m_entities) {
        OgreCameraComponent* cameraComponent = std::get<1>(value.second);
        auto& properties = cameraComponent->m_properties;
        if (properties.hasChanges()) {
            Ogre::Camera* camera = cameraComponent->m_camera;
            // Update camera
            camera->setPolygonMode(properties.polygonMode);
            camera->setFOVy(properties.fovY);
            camera->setNearClipDistance(properties.nearClipDistance);
            camera->setFarClipDistance(properties.farClipDistance);
            // Untouch
            properties.untouch();
        }
    }
}

void TestApp::setCurrentScene(SceneBase* scene) {
    mInputHandler->setScene(scene);

    // Setup the renderer window (i.e. add a camera/viewport to it)
    Ogre::Camera* camera = scene->getCamera();
    if (!mViewport) {
        mViewport = mRenderWindow->addViewport(camera);
    }
    mViewport->setCamera(camera);
    camera->setAspectRatio(((Ogre::Real)mViewport->getActualWidth())
                                / ((Ogre::Real)mViewport->getActualHeight()));
    camera->setAutoAspectRatio(true);
    camera->setNearClipDistance(5.0f); // AB: default is 100
    camera->moveRelative(Ogre::Vector3(0.0f, 0.0f, 200.0f));
    mInputHandler->setCamera(camera);
    Ogre::SceneManager* manager = scene->getSceneManager();
    mGui->setSceneManager(manager);
    mGui->setSceneId(SceneHandler::getSceneHandler()->getSceneId(scene));
    mGui->setSceneDescription(scene->getSceneDescription());

    mScene = scene;

    mInputHandler->forceToggleCallbackActivation();
}

//.........这里部分代码省略.........
			}
        }
        result = dynamic_cast<Ogre::MovableObject *>(entityCopy);
    } else if (typeName == "Light") {
        // clone light
        Ogre::Light *light = dynamic_cast<Ogre::Light *>(movableObject);
        Ogre::Light *lightCopy = sceneManager->createLight(name.toStdString());
        lightCopy->setType(light->getType());
        lightCopy->setDiffuseColour(light->getDiffuseColour());
        lightCopy->setSpecularColour(light->getSpecularColour());
        lightCopy->setAttenuation(light->getAttenuationRange(), light->getAttenuationConstant(), light->getAttenuationLinear(), light->getAttenuationQuadric());
        lightCopy->setPosition(light->getPosition());
        lightCopy->setDirection(light->getDirection());
        if (lightCopy->getType() == Ogre::Light::LT_SPOTLIGHT)
            lightCopy->setSpotlightRange(light->getSpotlightInnerAngle(), light->getSpotlightOuterAngle(), light->getSpotlightFalloff());
        lightCopy->setPowerScale(light->getPowerScale());
        lightCopy->setCastShadows(light->getCastShadows());

        // create a new container for the cloned light
        OgreContainer *lightCopyContainer = new OgreContainer(lightCopy);
        lightCopy->setUserAny(Ogre::Any(lightCopyContainer));
        if (!light->getUserAny().isEmpty()) {
            OgreContainer *lightContainer = Ogre::any_cast<OgreContainer *>(light->getUserAny());
            if (lightContainer)
                QObject::connect(lightContainer, SIGNAL(sceneNodeUpdated()), lightCopyContainer, SLOT(updateLight()));
        }
        result = dynamic_cast<Ogre::MovableObject *>(lightCopy);
    } else if (typeName == "Camera") {
        // clone camera
        Ogre::Camera *camera = dynamic_cast<Ogre::Camera *>(movableObject);
        Ogre::Camera *cameraCopy = sceneManager->createCamera(name.toStdString());
        //cameraCopy->setCustomParameter(0, camera->getCustomParameter(0));
        cameraCopy->setAspectRatio(camera->getAspectRatio());
        cameraCopy->setAutoAspectRatio(camera->getAutoAspectRatio());
        //cameraCopy->setAutoTracking(...);
        cameraCopy->setCastShadows(camera->getCastsShadows());
        //cameraCopy->setCullingFrustum(camera->getCullingFrustum());
        //cameraCopy->setCustomParameter(...);
        //cameraCopy->setCustomProjectionMatrix(..);
        //cameraCopy->setCustomViewMatrix(..);
        //cameraCopy->setDebugDisplayEnabled(...);
        //cameraCopy->setDefaultQueryFlags(...);
        //cameraCopy->setDefaultVisibilityFlags(...);
        cameraCopy->setDirection(camera->getDirection());
        //cameraCopy->setFixedYawAxis(...);
        cameraCopy->setFocalLength(camera->getFocalLength());
        cameraCopy->setFOVy(camera->getFOVy());

        //Ogre::Real left;
        //Ogre::Real right;
        //Ogre::Real top;
        //Ogre::Real bottom;
        //camera->getFrustumExtents(left, right, top, bottom);
        //cameraCopy->setFrustumExtents(left, right, top, bottom);
        //cameraCopy->setFrustumOffset(camera->getFrustumOffset());
        //cameraCopy->setListener(camera->getListener());
        cameraCopy->setLodBias(camera->getLodBias());
        //cameraCopy->setLodCamera(camera->getLodCamera());
        cameraCopy->setNearClipDistance(camera->getNearClipDistance());
        cameraCopy->setFarClipDistance(camera->getFarClipDistance());
        cameraCopy->setOrientation(camera->getOrientation());
        //cameraCopy->setOrthoWindow(...);
        //cameraCopy->setOrthoWindowHeight(...);
        //cameraCopy->setOrthoWindowWidth(...);
        cameraCopy->setPolygonMode(camera->getPolygonMode());
        cameraCopy->setPolygonModeOverrideable(camera->getPolygonModeOverrideable());

void camera_set_auto_aspect_ratio(CoiHandle camera_handle, bool on)
{
    Ogre::Camera* camera = reinterpret_cast<Ogre::Camera*>(camera_handle);
    camera->setAutoAspectRatio(on);
}

void camera_set_auto_aspect_ratio(CameraHandle camera_handle, bool on)
{
    Ogre::Camera* camera = static_cast<Ogre::Camera*>(camera_handle);
    camera->setAutoAspectRatio(on);
}

    bool initialise()
    {
		mRoot = new Ogre::Root(PLUGINS_CFG, OGRE_CFG, OGRE_LOG);

		if (!mRoot->restoreConfig())
			if (!mRoot->showConfigDialog())
				return false;

		initResources();

        mWindow = mRoot->initialise(true, "CS Clone Editor v0.0");
        Ogre::WindowEventUtilities::addWindowEventListener(mWindow, this);

		mSceneMgr = mRoot->createSceneManager(Ogre::ST_GENERIC);
		mSceneMgr->setAmbientLight(Ogre::ColourValue(0.7, 0.7, 0.7));
		mCamera = mSceneMgr->createCamera("camera");
        mWindow->addViewport(mCamera);
        mCamera->setAutoAspectRatio(true);
        mCamera->setNearClipDistance(0.1);
        mCamera->setFarClipDistance(10000);
        mCamera->setPosition(10, 10, 10);
//        mCamera->lookAt(0, 0, 0);

        mRoot->addFrameListener(this);

		Ogre::ResourceGroupManager::getSingleton().initialiseAllResourceGroups();
//Initializing OIS
		Ogre::LogManager::getSingletonPtr()->logMessage("*-*-* OIS Initialising");

		OIS::ParamList pl;
		size_t windowHnd = 0;
		mWindow->getCustomAttribute("WINDOW", &windowHnd);
		pl.insert(std::make_pair(std::string("WINDOW"), Ogre::StringConverter::toString(windowHnd)));

#if OGRE_DEBUG_MODE == 1
	#if OGRE_PLATFORM == OGRE_PLATFORM_LINUX
		#define NO_EXCLUSIVE_INPUT
	#endif
#endif

#ifdef NO_EXCLUSIVE_INPUT
	#if defined OIS_WIN32_PLATFORM
		pl.insert(std::make_pair(std::string("w32_mouse"), std::string("DISCL_FOREGROUND" )));
		pl.insert(std::make_pair(std::string("w32_mouse"), std::string("DISCL_NONEXCLUSIVE")));
		pl.insert(std::make_pair(std::string("w32_keyboard"), std::string("DISCL_FOREGROUND")));
		pl.insert(std::make_pair(std::string("w32_keyboard"), std::string("DISCL_NONEXCLUSIVE")));
	#elif defined OIS_LINUX_PLATFORM
		pl.insert(std::make_pair(std::string("x11_mouse_grab"), std::string("false")));
		pl.insert(std::make_pair(std::string("x11_mouse_hide"), std::string("false")));
		pl.insert(std::make_pair(std::string("x11_keyboard_grab"), std::string("false")));
		pl.insert(std::make_pair(std::string("XAutoRepeatOn"), std::string("true")));
	#endif
#endif
		mInputManager = OIS::InputManager::createInputSystem(pl);

		mKeyboard = static_cast<OIS::Keyboard*>(mInputManager->createInputObject(OIS::OISKeyboard, true));
		mKeyboard->setEventCallback(this);
		mMouse = static_cast<OIS::Mouse*>(mInputManager->createInputObject(OIS::OISMouse, true));
		mMouse->setEventCallback(this);

		windowResized(mWindow);
//Initialising GUI
		Ogre::LogManager::getSingletonPtr()->logMessage("*-*-* MyGUI Initialising");
		mGUI = new MyGUI::Gui;
		mGUI->initialise(mWindow);
		mGUI->load("editor.layout");

		mMenuBar = mGUI->createWidget<MyGUI::MenuBar>("MenuBar",
			MyGUI::IntCoord(0, 0, mGUI->getViewWidth(), 28),
			MyGUI::ALIGN_TOP | MyGUI::ALIGN_HSTRETCH, "Overlapped");

		mMenuBar->addItem("File");
		mPopupMenuFile = mMenuBar->getItemMenu(0);
		mPopupMenuFile->addItem("New");
		mPopupMenuFile->addItem("Open ...");
		mPopupMenuFile->addItem("Save");
		mPopupMenuFile->addItem("Save as ...", false, true);
		mPopupMenuFile->addItem("Settings", false, true);
		mPopupMenuFile->addItem("Quit");

		mMenuBar->addItem("Help");
		mPopupMenuHelp = mMenuBar->getItemMenu(1);
		mPopupMenuHelp->addItem("Help");
		mPopupMenuHelp->addItem("About ...");

		return (true);
    }