C++ WindowEventProducerRefPtr::setReshapeCallback方法代码示例

int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);
    TutorialMouseListener TheTutorialMouseListener;
    TutorialMouseMotionListener TheTutorialMouseMotionListener;
    TutorialWindow->addMouseListener(&TheTutorialMouseListener);
    TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);

    // Create the SimpleSceneManager helper
    mgr = new SimpleSceneManager;

    // Tell the Manager what to manage
    mgr->setWindow(TutorialWindow);

    //Particle System Material
    PointChunkRefPtr PSPointChunk = PointChunk::create();
    PSPointChunk->setSize(5.0f);
    PSPointChunk->setSmooth(true);

    BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
    PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
    PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);

    MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
    PSMaterialChunkChunk->setAmbient(Color4f(1.0f,1.0f,1.0f,1.0f));
    PSMaterialChunkChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
    PSMaterialChunkChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
    PSMaterialChunkChunk->setColorMaterial(GL_NONE);

    ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
    PSMaterial->addChunk(PSPointChunk);
    PSMaterial->addChunk(PSMaterialChunkChunk);
    PSMaterial->addChunk(PSBlendChunk);

    //Particle System
    ParticleSystemRefPtr ExampleParticleSystem = OSG::ParticleSystem::create();
    ExampleParticleSystem->addParticle(Pnt3f(0,100,0),
                                       Vec3f(0.0,0.0f,1.0f),
                                       Color4f(1.0,1.0,1.0,1.0), 
                                       Vec3f(1.0,1.0,1.0), 
                                       0.1, 
                                       Vec3f(0.0f,0.0f,0.0f), //Velocity
                                       Vec3f(0.0f,0.0f,0.0f)
                                      );
    ExampleParticleSystem->addParticle(Pnt3f(0,-100,0),
                                       Vec3f(0.0,0.0f,1.0f),
                                       Color4f(1.0,1.0,1.0,1.0), 
                                       Vec3f(1.0,1.0,1.0), 
                                       0.1, 
                                       Vec3f(0.0f,0.0f,0.0f), //Velocity
                                       Vec3f(0.0f,0.0f,0.0f)
                                      );
    ExampleParticleSystem->attachUpdateListener(TutorialWindow);

    //Particle System Drawer (Point)
    PointParticleSystemDrawerRefPtr ExampleParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();


    //Create a Rate Particle Generator
    RateParticleGeneratorRefPtr ExampleGenerator = OSG::RateParticleGenerator::create();

    //Attach the function objects to the Generator
    ExampleGenerator->setPositionDistribution(createPositionDistribution());
    ExampleGenerator->setLifespanDistribution(createLifespanDistribution());
    ExampleGenerator->setGenerationRate(80.0);
    ExampleGenerator->setVelocityDistribution(createVelocityDistribution());

    ExampleRadialAffector = OSG::RadialParticleAffector::create();
    ExampleRadialAffector->setMagnitude(15.0);
    NodeRefPtr RadialBeacon = OSG::Node::create();
    ExampleRadialAffector->setBeacon(RadialBeacon); // set to 'emulate' from (0,0,0)
    ExampleRadialAffector->setMaxDistance(-1.0); // particles affected regardless of distance
    ExampleRadialAffector->setAttenuation(0.0); // strength of uniform field dimishes by dist^attenuation



    //Attach the Generator and Affector to the Particle System
    ExampleParticleSystem->pushToGenerators(ExampleGenerator);
    ExampleParticleSystem->pushToAffectors(ExampleRadialAffector);
    ExampleParticleSystem->setMaxParticles(800);


    //Particle System Node
    ParticleSystemCoreRefPtr ParticleNodeCore = OSG::ParticleSystemCore::create();
    ParticleNodeCore->setSystem(ExampleParticleSystem);
    ParticleNodeCore->setDrawer(ExampleParticleSystemDrawer);
    ParticleNodeCore->setMaterial(PSMaterial);

    NodeRefPtr ParticleNode = OSG::Node::create();
//.........这里部分代码省略.........

int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);
    TutorialMouseListener TheTutorialMouseListener;
    TutorialMouseMotionListener TheTutorialMouseMotionListener;
    TutorialWindow->addMouseListener(&TheTutorialMouseListener);
    TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);

    // Create the SimpleSceneManager helper
    mgr = new SimpleSceneManager;

    // Tell the Manager what to manage
    mgr->setWindow(TutorialWindow);

    //Particle System Material
    PointChunkRefPtr PSPointChunk = PointChunk::create();
    PSPointChunk->setSize(5.0f);
    PSPointChunk->setSmooth(true);

    BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
    PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
    PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);

    MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
    PSMaterialChunkChunk->setAmbient(Color4f(1.0f,1.0f,1.0f,1.0f));
    PSMaterialChunkChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
    PSMaterialChunkChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
    PSMaterialChunkChunk->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);

    ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
    PSMaterial->addChunk(PSPointChunk);
    PSMaterial->addChunk(PSMaterialChunkChunk);
    PSMaterial->addChunk(PSBlendChunk);

    //Particle System
    ParticleSystemRefPtr ExampleParticleSystem = OSG::ParticleSystem::create();
    ExampleParticleSystem->addParticle(Pnt3f(0,0,0),
                                       Vec3f(0.0,0.0f,1.0f),
                                       Color4f(1.0,1.0,1.0,1.0), 
                                       Vec3f(1.0,1.0,1.0), 
                                       0.1, 
                                       Vec3f(0.0f,0.0f,0.0f), //Velocity
                                       Vec3f(0.0f,0.0f,0.0f)
                                      );
    ExampleParticleSystem->addParticle(Pnt3f(50,0,0),
                                       Vec3f(0.0,0.0f,1.0f),
                                       Color4f(1.0,1.0,1.0,1.0), 
                                       Vec3f(1.0,1.0,1.0), 
                                       0.1, 
                                       Vec3f(0.0f,0.0f,0.0f), //Velocity
                                       Vec3f(0.0f,0.0f,0.0f)
                                      );
    ExampleParticleSystem->attachUpdateListener(TutorialWindow);

    //Particle System Drawer (Point)
    ExamplePointParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();

    //Particle System Drawer (line)
    ExampleLineParticleSystemDrawer = OSG::LineParticleSystemDrawer::create();
    ExampleLineParticleSystemDrawer->setLineDirectionSource(LineParticleSystemDrawer::DIRECTION_VELOCITY);
    ExampleLineParticleSystemDrawer->setLineLengthSource(LineParticleSystemDrawer::LENGTH_SIZE_X);
    ExampleLineParticleSystemDrawer->setLineLength(0.5f);
    ExampleLineParticleSystemDrawer->setEndPointFading(Vec2f(1.0f,0.0f));

    //Create a Rate Particle Generator
    RateParticleGeneratorRefPtr ExampleGenerator = OSG::RateParticleGenerator::create();

    //Attach the function objects to the Generator
    ExampleGenerator->setPositionDistribution(createPositionDistribution());
    ExampleGenerator->setLifespanDistribution(createLifespanDistribution());
    ExampleGenerator->setVelocityDistribution(createVelocityDistribution());
    ExampleGenerator->setGenerationRate(2.0);

    ExampleConserveVelocityAffector = OSG::ConserveVelocityParticleAffector::create();
    ExampleConserveVelocityAffector->setConserve(0.0); // all velocity conserved initially.  Use keys 3 and 4 to change this value while running.



    //Attach the Generator and Affector to the Particle System
    ExampleParticleSystem->pushToGenerators(ExampleGenerator);
    ExampleParticleSystem->pushToAffectors(ExampleConserveVelocityAffector);
    ExampleParticleSystem->setMaxParticles(500);


    //Particle System Node
    ParticleNodeCore = OSG::ParticleSystemCore::create();
    ParticleNodeCore->setSystem(ExampleParticleSystem);
    ParticleNodeCore->setDrawer(ExamplePointParticleSystemDrawer);
    ParticleNodeCore->setMaterial(PSMaterial);
//.........这里部分代码省略.........

int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);
    TutorialMouseListener TheTutorialMouseListener;
    TutorialMouseMotionListener TheTutorialMouseMotionListener;
    TutorialWindow->addMouseListener(&TheTutorialMouseListener);
    TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);

    // Create the SimpleSceneManager helper
    mgr = new SimpleSceneManager;

    // Tell the Manager what to manage
    mgr->setWindow(TutorialWindow);

    //Particle System Material
    TextureObjChunkRefPtr QuadTextureObjChunk = TextureObjChunk::create();
    ImageRefPtr LoadedImage = ImageFileHandler::the()->read("Data/Cloud.png");    
    QuadTextureObjChunk->setImage(LoadedImage);

    TextureEnvChunkRefPtr QuadTextureEnvChunk = TextureEnvChunk::create();
    QuadTextureEnvChunk->setEnvMode(GL_MODULATE);

    BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
    PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
    PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);

    MaterialChunkRefPtr PSMaterialChunk = MaterialChunk::create();
    PSMaterialChunk->setAmbient(Color4f(0.3f,0.3f,0.3f,1.0f));
    PSMaterialChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
    PSMaterialChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
    PSMaterialChunk->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);

    ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
    PSMaterial->addChunk(QuadTextureObjChunk);
    PSMaterial->addChunk(QuadTextureEnvChunk);
    PSMaterial->addChunk(PSMaterialChunk);
    PSMaterial->addChunk(PSBlendChunk);



    //Affector
    ExampleAgeSizeParticleAffector = OSG::AgeSizeParticleAffector::create();
    //ages
    ExampleAgeSizeParticleAffector->editMFAges()->push_back(0.0);
    ExampleAgeSizeParticleAffector->editMFAges()->push_back(0.05);
    ExampleAgeSizeParticleAffector->editMFAges()->push_back(0.2);
    ExampleAgeSizeParticleAffector->editMFAges()->push_back(0.36);
    ExampleAgeSizeParticleAffector->editMFAges()->push_back(0.7);
    ExampleAgeSizeParticleAffector->editMFAges()->push_back(0.8);
    ExampleAgeSizeParticleAffector->editMFAges()->push_back(1.0);

    //sizes
    ExampleAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(1.0,0.5,1.0));
    ExampleAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(1.0,0.5,1.0));
    ExampleAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(20.0,0.5,30.0));
    ExampleAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(3.0,3.0,3.0));
    ExampleAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(6.0,60.0,6.0));
    ExampleAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(2.0,3.0,1.0));
    ExampleAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(10.0,1.0,10.0));

    //Particle System
    ExampleParticleSystem = OSG::ParticleSystem::create();
    ExampleParticleSystem->attachUpdateListener(TutorialWindow);
    ExampleParticleSystem->pushToAffectors(ExampleAgeSizeParticleAffector);

    //Particle System Drawer
    ExampleParticleSystemDrawer = OSG::QuadParticleSystemDrawer::create();


    ExampleBurstGenerator = OSG::BurstParticleGenerator::create();
    //Attach the function objects to the Generator
    ExampleBurstGenerator->setPositionDistribution(createPositionDistribution());
    ExampleBurstGenerator->setLifespanDistribution(createLifespanDistribution());
    ExampleBurstGenerator->setBurstAmount(10.0);
    ExampleBurstGenerator->setVelocityDistribution(createVelocityDistribution());
    //ExampleBurstGenerator->setAccelerationDistribution(createAccelerationDistribution());
    ExampleBurstGenerator->setSizeDistribution(createSizeDistribution());

    //Particle System Node
    ParticleSystemCoreRefPtr ParticleNodeCore = OSG::ParticleSystemCore::create();
    ParticleNodeCore->setSystem(ExampleParticleSystem);
    ParticleNodeCore->setDrawer(ExampleParticleSystemDrawer);
    ParticleNodeCore->setMaterial(PSMaterial);

    NodeRefPtr ParticleNode = OSG::Node::create();
    ParticleNode->setCore(ParticleNodeCore);

    //Ground Node
    NodeRefPtr GoundNode = makePlane(30.0,30.0,10,10);
//.........这里部分代码省略.........

int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);

    // Make Torus Node (creates Torus in background of scene)
    NodeRefPtr TorusGeometryNode = makeTorus(.5, 2, 16, 16);

    // Make Main Scene Node and add the Torus
    NodeRefPtr scene = OSG::Node::create();
        scene->setCore(OSG::Group::create());
        scene->addChild(TorusGeometryNode);

    // Create the Graphics
    GraphicsRefPtr TutorialGraphics = OSG::Graphics2D::create();

    // Initialize the LookAndFeelManager to enable default settings
    LookAndFeelManager::the()->getLookAndFeel()->init();

    //Background
    TutorialBackground = GradientBackground::create();
    TutorialBackground->addLine(Color3f(1.0,0.0,0.0), 0.0);
    TutorialBackground->addLine(Color3f(0.0,1.0,0.0), 0.2);
    TutorialBackground->addLine(Color3f(0.0,0.0,1.0), 0.4);
    TutorialBackground->addLine(Color3f(0.0,1.0,1.0), 0.6);
    TutorialBackground->addLine(Color3f(1.0,1.0,0.0), 0.8);
    TutorialBackground->addLine(Color3f(1.0,1.0,1.0), 1.0);

	TheUndoManager = UndoManager::create();
	UndoManagerChangeListener TheUndoManagerChangeListener;
	TheUndoManager->addChangeListener(&TheUndoManagerChangeListener);
    
    LabelRefPtr SingleFieldLabel = OSG::Label::create();
    SingleFieldLabel->setText("Single Field");
    SingleFieldLabel->setBorders(NULL);
    SingleFieldLabel->setBackgrounds(NULL);

    LabelRefPtr MultiFieldLabel = OSG::Label::create();
    MultiFieldLabel->setText("Multi Field");
    MultiFieldLabel->setBorders(NULL);
    MultiFieldLabel->setBackgrounds(NULL);

    LabelRefPtr SinglePtrFieldLabel = OSG::Label::create();
    SinglePtrFieldLabel->setText("Single Ptr Field");
    SinglePtrFieldLabel->setBorders(NULL);
    SinglePtrFieldLabel->setBackgrounds(NULL);

    LabelRefPtr MultiPtrFieldLabel = OSG::Label::create();
    MultiPtrFieldLabel->setText("Multi Ptr Field");
    MultiPtrFieldLabel->setBorders(NULL);
    MultiPtrFieldLabel->setBackgrounds(NULL);

    TabPanelRefPtr ExampleTabPanel = OSG::TabPanel::create();
    ExampleTabPanel->setPreferredSize(Vec2f(600,600));
    ExampleTabPanel->addTab(SingleFieldLabel, createSingleFieldPanel());
    ExampleTabPanel->addTab(MultiFieldLabel, createMultiFieldPanel());
    ExampleTabPanel->addTab(SinglePtrFieldLabel, createSinglePtrFieldPanel());
    ExampleTabPanel->addTab(MultiPtrFieldLabel, createMultiPtrFieldPanel());
    ExampleTabPanel->setTabAlignment(0.5f);
    ExampleTabPanel->setTabPlacement(TabPanel::PLACEMENT_NORTH);
    ExampleTabPanel->setSelectedIndex(0);

	//UndoList
	UndoRedoListModel = DefaultListModel::create();
    UndoRedoListModel->pushBack(boost::any(std::string("Top")));
	ListSelectionModelPtr UndoRedoListSelectionModel(new DefaultListSelectionModel());

	UndoRedoList = List::create();
        UndoRedoList->setPreferredSize(Vec2f(200, 300));
        UndoRedoList->setOrientation(List::VERTICAL_ORIENTATION);
		UndoRedoList->setModel(UndoRedoListModel);

    UndoRedoList->setSelectionModel(UndoRedoListSelectionModel);

    UndoRedoListListener TheUndoRedoListListener;
    UndoRedoList->getSelectionModel()->addListSelectionListener(&TheUndoRedoListListener);

    UndoButton = OSG::Button::create();
            UndoButton->setText("Undo");
			UndoButton->setEnabled(TheUndoManager->numberOfUndos() != 0);
    UndoButtonActionListener TheUndoButtonActionListener;
    UndoButton->addActionListener(&TheUndoButtonActionListener);
	

    RedoButton = OSG::Button::create();
            RedoButton->setText("Redo");
			RedoButton->setEnabled(TheUndoManager->numberOfRedos() != 0);
    RedoButtonActionListener TheRedoButtonActionListener;
    RedoButton->addActionListener(&TheRedoButtonActionListener);

//.........这里部分代码省略.........

int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    //Add Key Listener
    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);
    //Add Mouse Listeners
    TutorialMouseListener TheTutorialMouseListener;
    TutorialMouseMotionListener TheTutorialMouseMotionListener;
    TutorialWindow->addMouseListener(&TheTutorialMouseListener);
    TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);

    // Create the SimpleSceneManager helper
    mgr = new SimpleSceneManager;

    // Tell the Manager what to manage
    mgr->setWindow(TutorialWindow);

    //Particle System Material
    PointChunkRefPtr PSPointChunk = PointChunk::create();
    PSPointChunk->setSize(6.0f);
    PSPointChunk->setSmooth(true);

    BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
    PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
    PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);

    MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
    PSMaterialChunkChunk->setAmbient(Color4f(0.2f,0.6f,0.5f,0.3f));
    PSMaterialChunkChunk->setDiffuse(Color4f(0.2f,0.9f,0.1f,0.3f));
    PSMaterialChunkChunk->setSpecular(Color4f(0.5f,0.4f,0.2f,0.6f));
    PSMaterialChunkChunk->setEmission(Color4f(0.2f,0.6f,0.5f,0.3f));
    PSMaterialChunkChunk->setColorMaterial(GL_NONE);

    //enable depth test
    DepthChunkRefPtr PSDepthChunk = DepthChunk::create();

    ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
    PSMaterial->addChunk(PSPointChunk);
    PSMaterial->addChunk(PSMaterialChunkChunk);
    PSMaterial->addChunk(PSBlendChunk);
    PSMaterial->addChunk(PSDepthChunk);

    //Particle System
    ParticleSystemRefPtr ExampleParticleSystem = OSG::ParticleSystem::create();
    ExampleParticleSystem->attachUpdateListener(TutorialWindow);

    //Particle System Drawer
    //Point
    ExamplePointParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();
    //ExamplePointParticleSystemDrawer->setForcePerParticleSizing(true);

    //Line
    ExampleLineParticleSystemDrawer = OSG::LineParticleSystemDrawer::create();
    ExampleLineParticleSystemDrawer->setLineDirectionSource(LineParticleSystemDrawer::DIRECTION_NORMAL);//DIRECTION_VELOCITY_CHANGE);
    ExampleLineParticleSystemDrawer->setLineLengthSource(LineParticleSystemDrawer::LENGTH_SIZE_X);
    ExampleLineParticleSystemDrawer->setEndPointFading(Vec2f(1.0,0.0));
    //Quad
    ExampleQuadParticleSystemDrawer = OSG::QuadParticleSystemDrawer::create();
    ExampleQuadParticleSystemDrawer->setQuadSizeScaling(Vec2f(0.1,0.1));
    ExampleQuadParticleSystemDrawer->setNormalAndUpSource(QuadParticleSystemDrawer::NORMAL_PARTICLE_NORMAL,QuadParticleSystemDrawer::UP_STATIC);

    RateParticleGeneratorRefPtr ExampleGeneratorTheSequel = OSG::RateParticleGenerator::create();

    //Attach the function objects to the Generator
    ExampleGeneratorTheSequel->setPositionDistribution(createPositionDistribution());
    ExampleGeneratorTheSequel->setLifespanDistribution(createLifespanDistribution());
    ExampleGeneratorTheSequel->setGenerationRate(300.0);
    ExampleGeneratorTheSequel->setVelocityDistribution(createVelocityDistribution());


    //Attach the Generator to the Particle System
    //ExampleParticleSystem->pushToGenerators(ExampleGenerator);
    ExampleParticleSystem->setMaxParticles(500);
    ExampleParticleSystem->pushToGenerators(ExampleGeneratorTheSequel);

    //Particle System Node
    ParticleNodeCore = OSG::ParticleSystemCore::create();
    ParticleNodeCore->setSystem(ExampleParticleSystem);
    ParticleNodeCore->setDrawer(ExamplePointParticleSystemDrawer);
    ParticleNodeCore->setMaterial(PSMaterial);

    NodeRefPtr ParticleNode = OSG::Node::create();
    ParticleNode->setCore(ParticleNodeCore);


    // Make Main Scene Node and add the Torus
    NodeRefPtr scene = OSG::Node::create();
    scene->setCore(OSG::Group::create());
    scene->addChild(ParticleNode);

//.........这里部分代码省略.........

int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);

    // Make Torus Node (creates Torus in background of scene)
    NodeRefPtr TorusGeometryNode = makeTorus(.5, 2, 16, 16);

    // Make Main Scene Node and add the Torus
    NodeRefPtr scene = OSG::Node::create();
        scene->setCore(OSG::Group::create());
        scene->addChild(TorusGeometryNode);

    // Create the Graphics
    GraphicsRefPtr TutorialGraphics = OSG::Graphics2D::create();

    // Initialize the LookAndFeelManager to enable default settings
    LookAndFeelManager::the()->getLookAndFeel()->init();

    /******************************************************
            
                Creates some Button components

    ******************************************************/
    ButtonRefPtr ExampleButton1 = OSG::Button::create();
    ButtonRefPtr ExampleButton2 = OSG::Button::create();
    ButtonRefPtr ExampleButton3 = OSG::Button::create();
    ButtonRefPtr ExampleButton4 = OSG::Button::create();
    ButtonRefPtr ExampleButton5 = OSG::Button::create();
    ButtonRefPtr ExampleButton6 = OSG::Button::create();


    /******************************************************

        Create SpringLayout.  This layout simply
        places all Components within it on top of
        each other.

        They are placed in reverse order of how they
        are added to the MainFrame (Components added
        first are rendered last, those added last are
        rendered first).

		Note: SpringLayout has no options which
		can be set.


    ******************************************************/

    SpringLayoutRefPtr MainInternalWindowLayout = OSG::SpringLayout::create();

    // OverlayLayout has no options to edit!
        // NOTHING : )

    
    /******************************************************

            Create and edit some Button Components.

    ******************************************************/

        ExampleButton1->setPreferredSize(Vec2f(50,50));
		ExampleButton1->setText("Button 1");

        ExampleButton2->setPreferredSize(Vec2f(50,50));
		ExampleButton2->setText("Button 2");

        ExampleButton3->setPreferredSize(Vec2f(50,50));
		ExampleButton3->setText("Button 3");

        ExampleButton4->setPreferredSize(Vec2f(50,50));
		ExampleButton4->setText("Button 4");

        ExampleButton5->setPreferredSize(Vec2f(50,50));
		ExampleButton5->setText("Button 5");

        ExampleButton6->setPreferredSize(Vec2f(50,50));
		ExampleButton6->setText("Button 6");
    
    InternalWindowRefPtr MainInternalWindow = OSG::InternalWindow::create();

	// SpringLayoutConstraints Information
	// It is possible to set the constraint for the Y_EDGE, X_EDGE, BASELINE_EDGE, NORTH_EDGE, SOUTH_EDGE, EAST_EDGE, WEST_EDGE, HEIGHT_EDGE, and/or WIDTH_EDGE of a component.
	// It is possible to constrain a component's edge x pixels above, below, to the right of, or to the left of the edges other components, frames, and/or the MainInternalWindow.
	// It is possible to constrain a component to the Y_EDGE, X_EDGE, BASELINE_EDGE, NORTH_EDGE, SOUTH_EDGE, EAST_EDGE, WEST_EDGE, HORIZONTAL_CENTER_EDGE, VERTICAL_CENTER_EDGE, HEIGHT_EDGE, and/or WIDTH_EDGE of whatever component to which it is constrained.
	
	//Example Button 1    
    MainInternalWindowLayout->putConstraint(SpringLayoutConstraints::NORTH_EDGE, ExampleButton1, 25, SpringLayoutConstraints::NORTH_EDGE, MainInternalWindow);  // The North edge of ExampleButton1 is 25 pixels below the North edge of the MainInternalWindow.
    MainInternalWindowLayout->putConstraint(SpringLayoutConstraints::SOUTH_EDGE, ExampleButton1, -5, SpringLayoutConstraints::VERTICAL_CENTER_EDGE, MainInternalWindow);  // The South edge of ExampleButton1 is 5 pixels above the Vertical Center of the MainInternalWindow.
    MainInternalWindowLayout->putConstraint(SpringLayoutConstraints::EAST_EDGE, ExampleButton1, -25, SpringLayoutConstraints::EAST_EDGE, MainInternalWindow);  // The East edge of ExampleButton1 is 25 pixels to the left of the East edge of the MainInternalWindow.
//.........这里部分代码省略.........

int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);

    // Make Torus Node (creates Torus in background of scene)
    NodeRefPtr TorusGeometryNode = makeTorus(.5, 2, 16, 16);

    // Make Main Scene Node and add the Torus
    NodeRefPtr scene = OSG::Node::create();
    scene->setCore(OSG::Group::create());
    scene->addChild(TorusGeometryNode);

    // Create the Graphics
    GraphicsRefPtr TutorialGraphics = OSG::Graphics2D::create();

    // Initialize the LookAndFeelManager to enable default settings
    LookAndFeelManager::the()->getLookAndFeel()->init();

    /******************************************************

      Create an Button Component and
      a simple Font.
      See 17Label_Font for more
      information about Fonts.

     ******************************************************/
    ButtonRefPtr ExampleButton = OSG::Button::create();

    UIFontRefPtr ExampleFont = OSG::UIFont::create();
    ExampleFont->setSize(16);

    ExampleButton->setMinSize(Vec2f(50, 25));
    ExampleButton->setMaxSize(Vec2f(200, 100));
    ExampleButton->setPreferredSize(Vec2f(100, 50));
    ExampleButton->setToolTipText("Button 1 ToolTip");

    ExampleButton->setText("Button 1");
    ExampleButton->setFont(ExampleFont);
    ExampleButton->setTextColor(Color4f(1.0, 0.0, 0.0, 1.0));
    ExampleButton->setRolloverTextColor(Color4f(1.0, 0.0, 1.0, 1.0));
    ExampleButton->setActiveTextColor(Color4f(1.0, 0.0, 0.0, 1.0));
    ExampleButton->setAlignment(Vec2f(1.0,0.0));


    /******************************************************

      Create a ToggleButton and determine its
      characteristics.  ToggleButton inherits
      off of Button, so all characteristsics
      used above can be used with ToggleButtons
      as well.

      The only difference is that when pressed,
      ToggleButton remains pressed until pressed
      again.

      -setSelected(bool): Determine whether the
      ToggleButton is Selected (true) or
      deselected (false).

     ******************************************************/
    ToggleButtonRefPtr ExampleToggleButton = OSG::ToggleButton::create();

    ExampleToggleButton->setSelected(false);
    ExampleToggleButton->setText("ToggleMe");
    ExampleToggleButton->setToolTipText("Toggle Button ToolTip");


    // Create Background to be used with the MainInternalWindow
    ColorLayerRefPtr MainInternalWindowBackground = OSG::ColorLayer::create();
    MainInternalWindowBackground->setColor(Color4f(1.0,1.0,1.0,0.5));

    // Create The Internal Window
    InternalWindowRefPtr MainInternalWindow = OSG::InternalWindow::create();
    LayoutRefPtr MainInternalWindowLayout = OSG::FlowLayout::create();
    // Assign the Button to the MainInternalWindow so it will be displayed
    // when the view is rendered.
    MainInternalWindow->pushToChildren(ExampleButton);
    MainInternalWindow->setLayout(MainInternalWindowLayout);
    MainInternalWindow->setBackgrounds(MainInternalWindowBackground);
    MainInternalWindow->setPosition(Pnt2f(50,50));
    MainInternalWindow->setPreferredSize(Vec2f(300,300));
    MainInternalWindow->setTitle(std::string("Internal Window 1"));

    // Create The Internal Window
    InternalWindowRefPtr MainInternalWindow2 = OSG::InternalWindow::create();
    LayoutRefPtr MainInternalWindowLayout2 = OSG::FlowLayout::create();
    // Assign the Button to the MainInternalWindow so it will be displayed
    // when the view is rendered.
//.........这里部分代码省略.........

int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);
    TutorialMouseListener TheTutorialMouseListener;
    TutorialMouseMotionListener TheTutorialMouseMotionListener;
    TutorialWindow->addMouseListener(&TheTutorialMouseListener);
    TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);

    // Create the SimpleSceneManager helper
    mgr = new SimpleSceneManager;

    // Tell the Manager what to manage
    mgr->setWindow(TutorialWindow);


    //Particle System
    ParticleSystemRefPtr ExampleParticleSystem = OSG::ParticleSystem::create();
    ExampleParticleSystem->attachUpdateListener(TutorialWindow);

    PointParticleSystemDrawerRefPtr ExamplePointParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();
    //NodeRefPtr ParticlePrototypeNode = makeTorus(1.0,4.0,16,16);
    //NodeRefPtr CollisionNode = makeBox(5.0,5.0,5.0,1,1,1);//makeSphere(4,10.0f);
    NodeRefPtr CollisionNode = makeSphere(2,4.0f);

    //Particle System Material
    PointChunkRefPtr PSPointChunk = PointChunk::create();
    PSPointChunk->setSize(5.0f);
    PSPointChunk->setSmooth(true);
    BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
    PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
    PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);

    MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
    PSMaterialChunkChunk->setAmbient(Color4f(1.0f,0.0f,0.0f,1.0f));
    PSMaterialChunkChunk->setDiffuse(Color4f(1.0f,0.0f,0.0f,1.0f));
    PSMaterialChunkChunk->setSpecular(Color4f(1.0f,0.0f,0.0f,1.0f));
    PSMaterialChunkChunk->setColorMaterial(GL_NONE);
    //PSMaterialChunkChunk->setLit(false);

    ChunkMaterialRefPtr PSMaterial = ChunkMaterial::create();
    PSMaterial->addChunk(PSPointChunk);
    PSMaterial->addChunk(PSMaterialChunkChunk);
    PSMaterial->addChunk(PSBlendChunk);

    ParticleSystemCoreRefPtr ParticleNodeCore = OSG::ParticleSystemCore::create();
    ParticleNodeCore->setSystem(ExampleParticleSystem);
    ParticleNodeCore->setDrawer(ExamplePointParticleSystemDrawer);
    ParticleNodeCore->setMaterial(PSMaterial);

    NodeRefPtr ParticleNode = OSG::Node::create();
    ParticleNode->setCore(ParticleNodeCore);

    //Generator
    //Attach the function objects to the Generator
    RateParticleGeneratorRefPtr ExampleGenerator= RateParticleGenerator::create();
    ExampleGenerator->setPositionDistribution(createPositionDistribution());
    ExampleGenerator->setLifespanDistribution(createLifespanDistribution());
    ExampleGenerator->setGenerationRate(20.0);
    ExampleGenerator->setVelocityDistribution(createVelocityDistribution());

    //Geometry Collision Affector
    GeometryCollisionParticleSystemAffectorRefPtr ExampleGeometryCollisionParticleSystemAffector = GeometryCollisionParticleSystemAffector::create();
    ExampleGeometryCollisionParticleSystemAffector->setCollisionNode(CollisionNode);

    TutorialParticleCollisionListener TheCollisionListener;
    ExampleGeometryCollisionParticleSystemAffector->addParticleGeometryCollisionListener(&TheCollisionListener);

    ExampleParticleSystem->pushToSystemAffectors(ExampleGeometryCollisionParticleSystemAffector);
    ExampleParticleSystem->pushToGenerators(ExampleGenerator);


    // Make Main Scene Node and add the Torus
    NodeRefPtr scene = OSG::Node::create();
    scene->setCore(OSG::Group::create());
    scene->addChild(ParticleNode);
    scene->addChild(CollisionNode);

    mgr->setRoot(scene);

    // Show the whole Scene
    mgr->showAll();


    //Open Window
    Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
    Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
    TutorialWindow->openWindow(WinPos,
                               WinSize,
                               "13CollisionGeometry");
//.........这里部分代码省略.........

// Initialize WIN32 & OpenSG and set up the scene
int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    //TutorialKeyListener TheKeyListener;
    //TutorialWindow->addKeyListener(&TheKeyListener);

    // Make Torus Node (creates Torus in background of scene)
    NodeRefPtr TorusGeometryNode = makeTorus(.5, 2, 16, 16);

    // Make Main Scene Node and add the Torus
    NodeRefPtr scene = OSG::Node::create();
    scene->setCore(OSG::Group::create());
    scene->addChild(TorusGeometryNode);

    // Create the Graphics
    GraphicsRefPtr graphics = OSG::Graphics2D::create();

    // Initialize the LookAndFeelManager to enable default settings
    LookAndFeelManager::the()->getLookAndFeel()->init();

    /******************************************************

      Create the DefaultMutableComboBoxModel and
      add Elements to it (several Colors
      in this case).  These will be the data
      values shown in the ComboBox.

     ******************************************************/   

    DefaultMutableComboBoxModelRefPtr ExampleComboBoxModel = DefaultMutableComboBoxModel::create();
    ExampleComboBoxModel->addElement(boost::any(Color4f(1.0,0.0,0.0,1.0)));
    ExampleComboBoxModel->addElement(boost::any(Color4f(0.0,1.0,0.0,1.0)));
    ExampleComboBoxModel->addElement(boost::any(Color4f(0.0,0.0,1.0,1.0)));
    ExampleComboBoxModel->addElement(boost::any(Color4f(0.0,0.0,0.0,1.0)));
	ExampleComboBoxModel->addElement(boost::any(Color4f(1.0,1.0,1.0,1.0)));
	ExampleComboBoxModel->addElement(boost::any(std::string("More Colors")));


    /******************************************************

      Create an editable ComboBox.  A ComboBox 
      has a Model just like various other 
      Components.  

     ******************************************************/   

	ColorChooserComboBoxComponentGeneratorRefPtr TheColorChooserComboBoxComponentGenerator = ColorChooserComboBoxComponentGenerator::create();
	
    //Create the ComboBox
    ComboBoxRefPtr ExampleComboBox = ComboBox::create();

    // Set the Model created above to the ComboBox
    ExampleComboBox->setModel(ExampleComboBoxModel);
	ExampleComboBox->setCellGenerator(TheColorChooserComboBoxComponentGenerator);
	ExampleComboBox->setEditable(false);


    // Determine where the ComboBox starts
    ExampleComboBox->setSelectedIndex(0);


	// Create The Main InternalWindow
    // Create Background to be used with the Main InternalWindow
    ColorLayerRefPtr MainInternalWindowBackground = OSG::ColorLayer::create();
    MainInternalWindowBackground->setColor(Color4f(1.0,1.0,1.0,0.5));

    LayoutRefPtr MainInternalWindowLayout = OSG::FlowLayout::create();

    InternalWindowRefPtr MainInternalWindow = OSG::InternalWindow::create();
    MainInternalWindow->pushToChildren(ExampleComboBox);
    MainInternalWindow->setLayout(MainInternalWindowLayout);
    MainInternalWindow->setBackgrounds(MainInternalWindowBackground);
    MainInternalWindow->setAlignmentInDrawingSurface(Vec2f(0.5f,0.5f));
    MainInternalWindow->setScalingInDrawingSurface(Vec2f(0.5f,0.5f));
    MainInternalWindow->setDrawTitlebar(false);
    MainInternalWindow->setResizable(false);

    //Create the Drawing Surface
    UIDrawingSurfaceRefPtr TutorialDrawingSurface = UIDrawingSurface::create();
    TutorialDrawingSurface->setGraphics(graphics);
    TutorialDrawingSurface->setEventProducer(TutorialWindow);

    TutorialDrawingSurface->openWindow(MainInternalWindow);

    // Create the UI Foreground Object
    UIForegroundRefPtr foreground = OSG::UIForeground::create();

    foreground->setDrawingSurface(TutorialDrawingSurface);


//.........这里部分代码省略.........

int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);

    // Make Torus Node (creates Torus in background of scene)
    NodeRefPtr TorusGeometryNode = makeTorus(.5, 2, 16, 16);

    // Make Main Scene Node and add the Torus
    NodeRefPtr scene = OSG::Node::create();
        scene->setCore(OSG::Group::create());
        scene->addChild(TorusGeometryNode);

    // Create the Graphics
    GraphicsRefPtr TutorialGraphics = OSG::Graphics2D::create();

    // Initialize the LookAndFeelManager to enable default settings
    LookAndFeelManager::the()->getLookAndFeel()->init();

    /******************************************************

        Create Grid Layout.  Grid Layout arranges the 
        objects in a grid, with user specified rows, 
        columns, and gap size (conceptually imagine that
        an invisible grid is drawn, and components are 
        placed into that grid one per "box").

        Objects within the Grid Layout fill from left
        to right, and top to bottom, filling in each space
        sequentially.  The Grid Layout "boxes" are each the 
        same size as the largest object within the Layout. 
        
        Smaller objects are automatically resized to fit 
        this size unless they have Max/Min sizes assigned
        (similar to Box Layout).

        You can experiment with this by changing the size of 
        the Buttons as shown in 01Button, editing the Max/Min
        size of the Buttons, or adding more Buttons to the 
        scene.

        Note that if the Frame is too small, the objects will 
        appear out of the Frame background.

		-setRows(int): Determine the number of rows
			in the Layout.
		-setColumns(int): Determine the number of
			columns in the Layout.
		-setHorizontalGap(int): Determine the number
			of pixels between each column.
		setVerticalGap(int): Determine the number
			of pixels between each row.


    ******************************************************/

    GridLayoutRefPtr MainInternalWindowLayout = OSG::GridLayout::create();

        MainInternalWindowLayout->setRows(3);
        MainInternalWindowLayout->setColumns(2);
        MainInternalWindowLayout->setHorizontalGap(4);
        MainInternalWindowLayout->setVerticalGap(4);


    /******************************************************
            
             Create and edit some Button Components.

			 Note that as with BoxLayout, Components
			 are resized to fit their respective
			 grid boxes.  Unless a MaxSize is set,
			 this will be the case.  This will
			 override even PreferredSizes (see
			 ExampleButton3).

    ******************************************************/

    ButtonRefPtr ExampleButton1 = OSG::Button::create();
    ButtonRefPtr ExampleButton2 = OSG::Button::create();
    ButtonRefPtr ExampleButton3 = OSG::Button::create();
    ButtonRefPtr ExampleButton4 = OSG::Button::create();
    ButtonRefPtr ExampleButton5 = OSG::Button::create();
    ButtonRefPtr ExampleButton6 = OSG::Button::create();

        ExampleButton1->setPreferredSize(Vec2f(50,50));
        ExampleButton1->setMaxSize(Vec2f(50,50));			//if MaxSize is commented out, this button then will revert to being the same size as the others in the grid.

         ExampleButton2->setPreferredSize(Vec2f(200,100));	//<----
															//    |
         ExampleButton3->setPreferredSize(Vec2f(50,100));		//Notice that even though these two differ in size they appear the same on the grid
//.........这里部分代码省略.........

int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);
    TutorialMouseListener TheTutorialMouseListener;
    TutorialMouseMotionListener TheTutorialMouseMotionListener;
    TutorialWindow->addMouseListener(&TheTutorialMouseListener);
    TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);

    // Create the SimpleSceneManager helper
    mgr = new SimpleSceneManager;

    // Tell the Manager what to manage
    mgr->setWindow(TutorialWindow);

    Distribution3DRefPtr PositionDistribution = createPositionDistribution();
    Distribution1DRefPtr LifespanDistribution = createLifespanDistribution();

    Pnt3f PositionReturnValue;
    Time LifespanReturnValue = -1;

    //Particle System
    ParticleSystemRefPtr ExampleParticleSystem = OSG::ParticleSystem::create();
    for(UInt32 i(0) ; i<200 ; ++i)//controls how many particles are created
    {
        if(PositionDistribution != NULL)
        {
            PositionReturnValue = Pnt3f(PositionDistribution->generate());
        }
        if(LifespanDistribution != NULL)
        {
            LifespanReturnValue = LifespanDistribution->generate();
        }

        ExampleParticleSystem->addParticle(
                                           PositionReturnValue,
                                           Vec3f(1.0f,0.0f,0.0f),
                                           Color4f(1.0,0.0,0.0,1.0), 
                                           Vec3f(1.0,1.0,1.0), 
                                           LifespanReturnValue, 
                                           Vec3f(0.0f,0.0f,0.0f), //Velocity
                                           Vec3f(0.0f,0.0f,0.0f)	//acceleration
                                          );
    }
    ExampleParticleSystem->attachUpdateListener(TutorialWindow);

    //NodeRefPtr ParticlePrototypeNode = makeTorus(1.0,4.0,16,16);
    NodeRefPtr ParticlePrototypeNode = SceneFileHandler::the()->read("Data/rocket.obj");
    if(ParticlePrototypeNode == NULL)
    {
        ParticlePrototypeNode = makeTorus(.5, 2, 16, 16);
    }
    //Particle System Node
    NodeParticleSystemCoreRefPtr NodeParticleNodeCore = OSG::NodeParticleSystemCore::create();
    NodeParticleNodeCore->setSystem(ExampleParticleSystem);
    NodeParticleNodeCore->setPrototypeNode(ParticlePrototypeNode);
    NodeParticleNodeCore->setNormalSource(NodeParticleSystemCore::NORMAL_VELOCITY);
    NodeParticleNodeCore->setUpSource(NodeParticleSystemCore::UP_STATIC);
    NodeParticleNodeCore->setUp(Vec3f(0.0f,1.0f,0.0f));

    NodeRefPtr ParticleNode = OSG::Node::create();
    ParticleNode->setCore(NodeParticleNodeCore);

    //Create an CollectiveGravityParticleSystemAffector
    CollectiveGravityParticleSystemAffectorRefPtr ExampleCollectiveGravityParticleSystemAffector = OSG::CollectiveGravityParticleSystemAffector::create();
    ExampleCollectiveGravityParticleSystemAffector->setParticleMass(10000000000.0f);

    ExampleParticleSystem->pushToSystemAffectors(ExampleCollectiveGravityParticleSystemAffector);


    // Make Main Scene Node and add the Torus
    NodeRefPtr scene = OSG::Node::create();
    scene->setCore(OSG::Group::create());
    scene->addChild(ParticleNode);

    mgr->setRoot(scene);

    // Show the whole Scene
    mgr->showAll();


    //Open Window
    Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
    Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
    TutorialWindow->openWindow(WinPos,
                               WinSize,
                               "12NodeParticleDrawer");

    //Enter main Loop
    TutorialWindow->mainLoop();
//.........这里部分代码省略.........

int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);

    // Make Torus Node (creates Torus in background of scene)
    NodeRefPtr TorusGeometryNode = makeTorus(.5, 2, 16, 16);

    // Make Main Scene Node and add the Torus
    NodeRefPtr scene = OSG::Node::create();
    scene->setCore(OSG::Group::create());
    scene->addChild(TorusGeometryNode);

    // Create the Graphics
    GraphicsRefPtr TutorialGraphics = OSG::Graphics2D::create();

    // Initialize the LookAndFeelManager to enable default settings
    LookAndFeelManager::the()->getLookAndFeel()->init();


    /******************************************************

        Create and edit a CheckboxButton.

    	Note: the only function call shown
    	specific to	CheckboxButton is setSelected.
    	In DefaultLookAndFeel, the options
    	for changing the style of the CheckBox
    	are shown.  CheckboxButton also
    	inherits off Button so all features
    	of Button may be used.

    	-setSelected(bool): Determines if the
    		CheckboxButton is checked(true) or
    		not checked(false).

    ******************************************************/
    CheckboxButtonRefPtr ExampleCheckboxButton = OSG::CheckboxButton::create();
    ExampleCheckboxButton->setMinSize(Vec2f(50, 25));
    ExampleCheckboxButton->setMaxSize(Vec2f(300, 100));
    ExampleCheckboxButton->setPreferredSize(Vec2f(200, 50));
    ExampleCheckboxButton->setEnabled(true);
    ExampleCheckboxButton->setText("Checkbox Button");
    ExampleCheckboxButton->setAlignment(Vec2f(0.5,0.5));
    ExampleCheckboxButton->setSelected(true);


    // Create The Main InternalWindow
    // Create Background to be used with the Main InternalWindow
    ColorLayerRefPtr MainInternalWindowBackground = OSG::ColorLayer::create();
    MainInternalWindowBackground->setColor(Color4f(1.0,1.0,1.0,0.5));

    LayoutRefPtr MainInternalWindowLayout = OSG::FlowLayout::create();

    InternalWindowRefPtr MainInternalWindow = OSG::InternalWindow::create();
    MainInternalWindow->pushToChildren(ExampleCheckboxButton);
    MainInternalWindow->setLayout(MainInternalWindowLayout);
    MainInternalWindow->setBackgrounds(MainInternalWindowBackground);
    MainInternalWindow->setAlignmentInDrawingSurface(Vec2f(0.5f,0.5f));
    MainInternalWindow->setScalingInDrawingSurface(Vec2f(0.5f,0.5f));
    MainInternalWindow->setDrawTitlebar(false);
    MainInternalWindow->setResizable(false);

    // Create the Drawing Surface
    UIDrawingSurfaceRefPtr TutorialDrawingSurface = UIDrawingSurface::create();
    TutorialDrawingSurface->setGraphics(TutorialGraphics);
    TutorialDrawingSurface->setEventProducer(TutorialWindow);

    TutorialDrawingSurface->openWindow(MainInternalWindow);

    // Create the UI Foreground Object
    UIForegroundRefPtr TutorialUIForeground = OSG::UIForeground::create();

    TutorialUIForeground->setDrawingSurface(TutorialDrawingSurface);


    // Create the SimpleSceneManager helper
    mgr = new SimpleSceneManager;

    // Tell the Manager what to manage
    mgr->setWindow(TutorialWindow);
    mgr->setRoot(scene);

    // Add the UI Foreground Object to the Scene
    ViewportRefPtr TutorialViewport = mgr->getWindow()->getPort(0);
    TutorialViewport->addForeground(TutorialUIForeground);

    // Show the whole Scene
    mgr->showAll();


//.........这里部分代码省略.........

// Initialize GLUT & OpenSG and set up the rootNode
int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);
    TutorialMouseListener TheTutorialMouseListener;
    TutorialMouseMotionListener TheTutorialMouseMotionListener;
    TutorialWindow->addMouseListener(&TheTutorialMouseListener);
    TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);


    // Create the SimpleSceneManager helper
    mgr = new SimpleSceneManager;


    // Tell the Manager what to manage
    mgr->setWindow(TutorialWindow);

    //Make Base Geometry Node
    TriGeometryBase = makeTorus(0.5, 1.0, 24, 24);

    //Make Main Scene Node
    NodeRefPtr scene = makeCoredNode<Group>();
    setName(scene, "scene");
    rootNode = Node::create();
    setName(rootNode, "rootNode");
    ComponentTransformRefPtr Trans;
    Trans = ComponentTransform::create();
    rootNode->setCore(Trans);

    // add the torus as a child
    rootNode->addChild(scene);

    //Make The Physics Characteristics Node
    PhysicsCharacteristicsDrawableRefPtr PhysDrawable = PhysicsCharacteristicsDrawable::create();
    PhysDrawable->setRoot(rootNode);

    PhysDrawableNode = Node::create();
    PhysDrawableNode->setCore(PhysDrawable);
    PhysDrawableNode->setTravMask(TypeTraits<UInt32>::getMin());

    rootNode->addChild(PhysDrawableNode);


    //Setup Physics Scene
    physicsWorld = PhysicsWorld::create();
    physicsWorld->setWorldContactSurfaceLayer(0.005);
    physicsWorld->setAutoDisableFlag(1);
    physicsWorld->setAutoDisableTime(0.75);
    physicsWorld->setWorldContactMaxCorrectingVel(100.0);
    physicsWorld->setGravity(Vec3f(0.0, 0.0, -9.81));

    physicsSpace = PhysicsHashSpace::create();

    physHandler = PhysicsHandler::create();
    physHandler->setWorld(physicsWorld);
    physHandler->pushToSpaces(physicsSpace);
    physHandler->setUpdateNode(rootNode);

    physHandler->attachUpdateProducer(TutorialWindow->editEventProducer());


    /************************************************************************/
    /* create spaces, geoms and bodys                                       */
    /************************************************************************/
    //create a group for our space
    GroupRefPtr spaceGroup;
    spaceGroupNode = makeCoredNode<Group>(&spaceGroup);
    //create the ground plane
    GeometryRefPtr plane;
    NodeRefPtr planeNode = makeBox(30.0, 30.0, 1.0, 1, 1, 1);
    plane = dynamic_cast<Geometry*>(planeNode->getCore());
    //and its Material
    SimpleMaterialRefPtr plane_mat = SimpleMaterial::create();
    plane_mat->setAmbient(Color3f(0.7,0.7,0.7));
    plane_mat->setDiffuse(Color3f(0.9,0.6,1.0));

    plane->setMaterial(plane_mat);



    //create Physical Attachments
    PhysicsBoxGeomRefPtr planeGeom = PhysicsBoxGeom::create();
    planeGeom->setLengths(Vec3f(30.0, 30.0, 1.0));
    //add geoms to space for collision
    planeGeom->setSpace(physicsSpace);


    //add Attachments to nodes...
    spaceGroupNode->addAttachment(physicsSpace);
//.........这里部分代码省略.........

int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);
    TutorialMouseListener TheTutorialMouseListener;
    TutorialMouseMotionListener TheTutorialMouseMotionListener;
    TutorialWindow->addMouseListener(&TheTutorialMouseListener);
    TutorialWindow->addMouseMotionListener(&TheTutorialMouseMotionListener);

    // Create the SimpleSceneManager helper
    mgr = new SimpleSceneManager;

    // Tell the Manager what to manage
    mgr->setWindow(TutorialWindow);

    //Particle System Material
    //point material
    PointChunkRefPtr PSPointChunk = PointChunk::create();
    PSPointChunk->setSize(5.0f);
    PSPointChunk->setSmooth(true);
    BlendChunkRefPtr PSBlendChunk = BlendChunk::create();
    PSBlendChunk->setSrcFactor(GL_SRC_ALPHA);
    PSBlendChunk->setDestFactor(GL_ONE_MINUS_SRC_ALPHA);

    MaterialChunkRefPtr PSMaterialChunkChunk = MaterialChunk::create();
    PSMaterialChunkChunk->setAmbient(Color4f(0.3f,0.3f,0.3f,1.0f));
    PSMaterialChunkChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
    PSMaterialChunkChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
    PSMaterialChunkChunk->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);

    ChunkMaterialRefPtr PSPointMaterial = ChunkMaterial::create();
    PSPointMaterial->addChunk(PSPointChunk);
    PSPointMaterial->addChunk(PSMaterialChunkChunk);
    PSPointMaterial->addChunk(PSBlendChunk);

    //smoke material
    TextureObjChunkRefPtr QuadTextureObjChunk = TextureObjChunk::create();
    ImageRefPtr LoadedImage = ImageFileHandler::the()->read("Data/Checker.jpg");    
    QuadTextureObjChunk->setImage(LoadedImage);

    TextureEnvChunkRefPtr QuadTextureEnvChunk = TextureEnvChunk::create();
    QuadTextureEnvChunk->setEnvMode(GL_MODULATE);

    MaterialChunkRefPtr PSMaterialChunk = MaterialChunk::create();
    PSMaterialChunk->setAmbient(Color4f(0.3f,0.3f,0.3f,1.0f));
    PSMaterialChunk->setDiffuse(Color4f(0.7f,0.7f,0.7f,1.0f));
    PSMaterialChunk->setSpecular(Color4f(0.9f,0.9f,0.9f,1.0f));
    PSMaterialChunk->setColorMaterial(GL_AMBIENT_AND_DIFFUSE);

    ChunkMaterialRefPtr PSSmokeMaterial = ChunkMaterial::create();
    PSSmokeMaterial->addChunk(QuadTextureObjChunk);
    PSSmokeMaterial->addChunk(PSMaterialChunk);
    PSSmokeMaterial->addChunk(PSMaterialChunk);
    PSSmokeMaterial->addChunk(QuadTextureEnvChunk);


    //Particle System
    //Rocket
    RocketParticleSystem = OSG::ParticleSystem::create();
    RocketParticleSystem->attachUpdateListener(TutorialWindow);

    TutorialRocketParticleSystemListener TheRocketListener;
    RocketParticleSystem->addParticleSystemListener(&TheRocketListener);

    //smoke
    SmokeParticleSystem = OSG::ParticleSystem::create();
    SmokeParticleSystem->attachUpdateListener(TutorialWindow);
    //Shrapnel
    ShrapnelParticleSystem = OSG::ParticleSystem::create();
    ShrapnelParticleSystem->attachUpdateListener(TutorialWindow);
    //Fireball
    FireballParticleSystem = OSG::ParticleSystem::create();
    FireballParticleSystem->attachUpdateListener(TutorialWindow);



    //Particle System Drawer
    //Rocket does not have a drawer because it is being attached to a special node core
    //Smoke
    SmokeParticleSystemDrawer = OSG::QuadParticleSystemDrawer::create();
    //SmokeParticleSystemDrawer->setQuadSizeScaling(Vec2f(0.5f,0.5f));
    //Shrapnel
    ExampleShrapnelParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();
    ExampleShrapnelParticleSystemDrawer->setForcePerParticleSizing(true);
    //Fireball
    ExampleFireballParticleSystemDrawer = OSG::PointParticleSystemDrawer::create();
    ExampleFireballParticleSystemDrawer->setForcePerParticleSizing(true);



//.........这里部分代码省略.........

int main(int argc, char **argv)
{
     // OSG init
    osgInit(argc,argv);
    
    // Set up Window
    TutorialWindow = createNativeWindow();
    TutorialWindow->initWindow();

    TutorialWindow->setDisplayCallback(display);
    TutorialWindow->setReshapeCallback(reshape);

    TutorialKeyListener TheKeyListener;
    TutorialWindow->addKeyListener(&TheKeyListener);

    // Make Torus Node (creates Torus in background of scene)
    NodeRefPtr TorusGeometryNode = makeTorus(.5, 2, 16, 16);

    // Make Main Scene Node and add the Torus
    NodeRefPtr scene = OSG::Node::create();
        scene->setCore(OSG::Group::create());
        scene->addChild(TorusGeometryNode);

    // Create the Graphics
    GraphicsRefPtr TutorialGraphics = OSG::Graphics2D::create();

    // Initialize the LookAndFeelManager to enable default settings
    LookAndFeelManager::the()->getLookAndFeel()->init();

    
    /******************************************************
            
            Create some Backgrounds

    ******************************************************/
    ColorLayerRefPtr MainFrameBackground = OSG::ColorLayer::create();
    ColorLayerRefPtr ExamplePanelBackground = OSG::ColorLayer::create();
    ColorLayerRefPtr ExampleSmallPanelBackground = OSG::ColorLayer::create();
    ColorLayerRefPtr ExampleLabel1ColorBackground = OSG::ColorLayer::create();
    GradientLayerRefPtr ExampleLabel1GradientBackground = OSG::GradientLayer::create();
    CompoundLayerRefPtr ExampleLabel1CompoundBackground = OSG::CompoundLayer::create();
    
        MainFrameBackground->setColor(Color4f(0,0,1.0,0.5));

        ExamplePanelBackground->setColor(Color4f(0.0,0.0,0.0,0.5));

        ExampleSmallPanelBackground->setColor(Color4f(0.0,0.5,0.7,1.0));
    
        ExampleLabel1ColorBackground->setColor(Color4f(0.0, 0.0, 0.0, 1.0));
    
        ExampleLabel1GradientBackground->editMFColors()->push_back(Color4f(1.0, 0.0, 1.0, 0.8));
		ExampleLabel1GradientBackground->editMFStops()->push_back(0.0);
        ExampleLabel1GradientBackground->editMFColors()->push_back(Color4f(0.0, 0.0, 1.0, 0.3));
		ExampleLabel1GradientBackground->editMFStops()->push_back(1.0);
        ExampleLabel1GradientBackground->setStartPosition(Vec2f(0.0f,0.0f));
        ExampleLabel1GradientBackground->setEndPosition(Vec2f(1.0f,0.0f));
    
        ExampleLabel1CompoundBackground->pushToBackgrounds(ExampleLabel1ColorBackground);
        ExampleLabel1CompoundBackground->pushToBackgrounds(ExampleLabel1GradientBackground);

    /******************************************************
            
            Create some Borders

    ******************************************************/
    EtchedBorderRefPtr ExamplePanelBorder = OSG::EtchedBorder::create();
    EmptyBorderRefPtr ExampleLabel1Border = OSG::EmptyBorder::create();
        ExamplePanelBorder->setHighlight(Color4f(1.0, 1.0, 1.0, 1.0));
        ExamplePanelBorder->setShadow(Color4f(0.8, 0.8, 0.8, 1.0));
        ExamplePanelBorder->setWidth(6);

    /******************************************************
            
                Creates some Button components

    ******************************************************/

    LabelRefPtr ExampleLabel1 = OSG::Label::create();
    ButtonRefPtr ExampleButton1 = OSG::Button::create();
    ButtonRefPtr ExampleButton2 = OSG::Button::create();
    ButtonRefPtr ExampleButton3 = OSG::Button::create();
    ButtonRefPtr ExampleButton4 = OSG::Button::create();
    ButtonRefPtr ExampleButton5 = OSG::Button::create();
    ButtonRefPtr ExampleButton6 = OSG::Button::create();
    ButtonRefPtr ExampleButton7 = OSG::Button::create();
    ButtonRefPtr ExampleButton8 = OSG::Button::create();
    ButtonRefPtr ExampleButton9 = OSG::Button::create();
    ButtonRefPtr ExampleButton10 = OSG::Button::create();
    ButtonRefPtr ExampleButton11 = OSG::Button::create();


        ExampleLabel1->setPreferredSize(Vec2f(800, 50));
        ExampleLabel1->setBackground(ExampleLabel1CompoundBackground);
        ExampleLabel1->setBorder(ExampleLabel1Border);

        ExampleButton1->setPreferredSize(Vec2f(800, 50));
        ExampleButton1->setMaxSize(Vec2f(50, 50));
        ExampleButton1->setText("Resize the Window to Show Diificulties with Using Just One Layout");

        ExampleButton2->setPreferredSize(Vec2f(50, 50));
//.........这里部分代码省略.........