C++ ParticleSystemRefPtr::pushToSystemAffectors方法代码示例

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

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

        // Create the SimpleSceneManager helper
        SimpleSceneManager sceneManager;
        TutorialWindow->setDisplayCallback(boost::bind(display, &sceneManager));
        TutorialWindow->setReshapeCallback(boost::bind(reshape, _1, &sceneManager));

        // Tell the Manager what to manage
        sceneManager.setWindow(TutorialWindow);

        //Attach to events
        TutorialWindow->connectMousePressed(boost::bind(mousePressed, _1, &sceneManager));
        TutorialWindow->connectMouseReleased(boost::bind(mouseReleased, _1, &sceneManager));
        TutorialWindow->connectMouseMoved(boost::bind(mouseMoved, _1, &sceneManager));
        TutorialWindow->connectMouseDragged(boost::bind(mouseDragged, _1, &sceneManager));
        TutorialWindow->connectMouseWheelMoved(boost::bind(mouseWheelMoved, _1, &sceneManager));
        TutorialWindow->connectKeyTyped(boost::bind(keyTyped, _1, &sceneManager));

        //Particle System Material
        PointChunkRefPtr PSPointChunk = PointChunk::create();
        PSPointChunk->setSize(20.0f);
        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 PSMaterial = ChunkMaterial::create();
        PSMaterial->addChunk(PSPointChunk);
        PSMaterial->addChunk(PSMaterialChunkChunk);
        PSMaterial->addChunk(PSBlendChunk);

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

        Pnt3f PositionReturnValue;
        Time LifespanReturnValue = -1;

        //Particle System
        ParticleSystemRefPtr ExampleParticleSystem = 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(0.0f,0.0f,1.0f),
                                               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->attachUpdateProducer(TutorialWindow);

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


        //Create an CollectiveGravityParticleSystemAffector
        CollectiveGravityParticleSystemAffectorRefPtr ExampleCollectiveGravityParticleSystemAffector = CollectiveGravityParticleSystemAffector::create();
        ExampleCollectiveGravityParticleSystemAffector->setParticleMass(1000000.0f);

        ExampleParticleSystem->pushToSystemAffectors(ExampleCollectiveGravityParticleSystemAffector);


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

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


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

    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);

    // 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.........

//.........这里部分代码省略.........

    NodeRefPtr EnvironmentNode = Node::create();
    EnvironmentNode->setCore(EnvironmentTransformCore);
    //EnvironmentNode->addChild(SceneFileHandler::the()->read("Data/Chloroplast.osb"));
    EnvironmentNode->addChild(SceneFileHandler::the()->read("Data/house.obj"));

    //NodeRefPtr ParticlePrototypeNode = makeTorus(1.0,4.0,16,16);
    NodeRefPtr RocketParticlePrototypeNode = SceneFileHandler::the()->read("Data/rocket.obj");
    if(RocketParticlePrototypeNode == NULL)
    {
        RocketParticlePrototypeNode = makeTorus(.5, 2, 16, 16);
    }

    NodeParticleSystemCoreRefPtr RocketParticleNodeCore = OSG::NodeParticleSystemCore::create();
    RocketParticleNodeCore->setSystem(RocketParticleSystem);
    RocketParticleNodeCore->setPrototypeNode(RocketParticlePrototypeNode);
    RocketParticleNodeCore->setNormalSource(NodeParticleSystemCore::NORMAL_VELOCITY);
    RocketParticleNodeCore->setUpSource(NodeParticleSystemCore::UP_PARTICLE_NORMAL);
    RocketParticleNodeCore->setUp(Vec3f(0.0f,1.0f,0.0f));

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

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


    NodeRefPtr RocketParticleNode = OSG::Node::create();
    RocketParticleNode->setCore(RocketParticleNodeCore);

    //Attach the Affector to the Rocket Particle System
    //RocketParticleSystem->pushToAffectors();
    RocketParticleSystem->pushToSystemAffectors(ExampleGeometryCollisionParticleSystemAffector);


    //Smoke
    SmokeGenerator = OSG::RateParticleGenerator::create();
    //Attach the function objects to the Generator
    SmokePositionDistribution = createSmokePositionDistribution();
    SmokeGenerator->setPositionDistribution(SmokePositionDistribution);
    SmokeGenerator->setLifespanDistribution(createSmokeLifespanDistribution());
    SmokeGenerator->setGenerationRate(50.0);
    SmokeGenerator->setVelocityDistribution(createSmokeVelocityDistribution());
    //Attach the function objects the Affectors
    SmokeAgeFadeParticleAffector = OSG::AgeFadeParticleAffector::create();
    SmokeAgeFadeParticleAffector->setFadeInTime(2.0f);
    SmokeAgeFadeParticleAffector->setFadeOutTime(5.0f);
    SmokeAgeFadeParticleAffector->setStartAlpha(0.0f);
    SmokeAgeFadeParticleAffector->setFadeToAlpha(0.2f);
    SmokeAgeFadeParticleAffector->setEndAlpha(0.0f);	

    SmokeAgeSizeParticleAffector = OSG::AgeSizeParticleAffector::create();
    //ages
    SmokeAgeSizeParticleAffector->editMFAges()->push_back(0.1);
    SmokeAgeSizeParticleAffector->editMFAges()->push_back(0.2);
    SmokeAgeSizeParticleAffector->editMFAges()->push_back(0.3);
    SmokeAgeSizeParticleAffector->editMFAges()->push_back(0.5);
    SmokeAgeSizeParticleAffector->editMFAges()->push_back(0.7);
    SmokeAgeSizeParticleAffector->editMFAges()->push_back(0.8);
    SmokeAgeSizeParticleAffector->editMFAges()->push_back(1.0);

    //sizes
    SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(0.5,0.5,0.5));
    SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(1.0,1.0,1.0));
    SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(2.0,2.0,2.0));