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);

    Matrix GroundTransformation;
    GroundTransformation.setRotate(Quaternion(Vec3f(1.0f,0.0,0.0), -3.14195f));
    TransformRefPtr GroundTransformCore = Transform::create();
    GroundTransformCore->setMatrix(GroundTransformation);

    NodeRefPtr GroundTransformNode = Node::create();
    GroundTransformNode->setCore(GroundTransformCore);
    GroundTransformNode->addChild(GoundNode);


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

    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,
                               "07AgeSizeParticleAffector");

    //Enter main Loop
    TutorialWindow->mainLoop();

    osgExit();

    return 0;
}
void keyPressed(KeyEventDetails* const details, SimpleSceneManager *mgr, ParticleSystem* const ExampleParticleSystem, SimpleParticleTrailGenerator* const ExampleTrailGenerator)
{
    if(details->getKey() == KeyEventDetails::KEY_Q && details->getModifiers() & KeyEventDetails::KEY_MODIFIER_CONTROL)
    {
        dynamic_cast<WindowEventProducer*>(details->getSource())->closeWindow();
    }
    else
    {
        switch(details->getKey())
        {
        case KeyEventDetails::KEY_R:
        {

        }
        break;
        case KeyEventDetails::KEY_B:
        {   // check if the burst generator is null
            if(ExampleBurstGen == NULL)
            {
                ExampleBurstGen = BurstParticleGenerator::create();
                ExampleBurstGen->setPositionDistribution(createPositionDistribution());
                ExampleBurstGen->setBurstAmount(100);
                ExampleBurstGen->setVelocityDistribution(createVelocityDistribution());
                ExampleBurstGen->setNormalDistribution(createNormalDistribution());
                ExampleBurstGen->setLifespanDistribution(createLifespanDistribution());
                ExampleBurstGen->setSizeDistribution(createSizeDistribution());
            }
            // attach the burst generator
            ExampleParticleSystem->pushToGenerators(ExampleBurstGen);
        }
        break;
        case KeyEventDetails::KEY_P:
        {   // increase trail resolution
            ExamplePSTrailGenerator->setTrailResolution(ExamplePSTrailGenerator->getTrailResolution() * 0.70 + 0.0001);
            std::cout << "Trail Resolution:  " << ExamplePSTrailGenerator->getTrailResolution() << std::endl;
            break;
        }
        case KeyEventDetails::KEY_L:
        {   // decrease trail resolution
            ExamplePSTrailGenerator->setTrailResolution(ExamplePSTrailGenerator->getTrailResolution() * 1.25);
            std::cout << "Trail Resolution:  " << ExamplePSTrailGenerator->getTrailResolution() << std::endl;
            break;
        }
        case KeyEventDetails::KEY_O:
        {   // increase trail length
            ExamplePSTrailGenerator->setTrailLength(ExamplePSTrailGenerator->getTrailLength() * 1.25 + 0.1);
            std::cout << "Trail Length:  " << ExamplePSTrailGenerator->getTrailLength() << std::endl;
            break;
        }
        case KeyEventDetails::KEY_K:
        {   // decrease trail length
            ExamplePSTrailGenerator->setTrailLength(ExamplePSTrailGenerator->getTrailLength() * 0.7);
            std::cout << "Trail Length:  " << ExamplePSTrailGenerator->getTrailLength() << std::endl;
            break;
        }
        case KeyEventDetails::KEY_J:
        {   // toggle trail length method
            ExamplePSTrailGenerator->setTrailLengthMethod((ExamplePSTrailGenerator->getTrailLengthMethod() == ParticleTrailGenerator::NUM_POINTS)?
                    (ParticleTrailGenerator::TIME):(ParticleTrailGenerator::NUM_POINTS));
            std::cout << "Trail Length: " << (ExamplePSTrailGenerator->getTrailLengthMethod() == ParticleTrailGenerator::NUM_POINTS ? "Num Pts":"Time") << std::endl;
            break;
        }
        case KeyEventDetails::KEY_Y:
        {   // toggle trail spacing method
            ExamplePSTrailGenerator->setTrailResolutionMethod((ExamplePSTrailGenerator->getTrailResolutionMethod() == ParticleTrailGenerator::TIME_SPACING)?
                    (ParticleTrailGenerator::DISTANCE_SPACING):(ParticleTrailGenerator::TIME_SPACING));
            std::cout << "Trail resolution: " <<(ExamplePSTrailGenerator->getTrailResolutionMethod() == ParticleTrailGenerator::TIME_SPACING ? "Time Spacing" : "Distance Spacing") << std::endl;
            break;
        }
        case KeyEventDetails::KEY_V:
        {
            mgr->getRenderAction()->setVolumeDrawing(!mgr->getRenderAction()->getVolumeDrawing());
        }
        }
    }
}
Exemplo n.º 3
0
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);



    //Particle System Node
    //collision node
    //NodeRefPtr EnvironmentNode = makeSphere(2,4.0f);

    Matrix EnvironmentTransformation;
    EnvironmentTransformation.setScale(0.1f);

    TransformRefPtr EnvironmentTransformCore = Transform::create();
    EnvironmentTransformCore->setMatrix(EnvironmentTransformation);

    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));
    SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(3.0,3.0,3.0));
    SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(4.0,4.0,4.0));
    SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(5.0,5.0,5.0));
    SmokeAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(6.5,6.5,6.5));

    ParticleSystemCoreRefPtr SmokeParticleNodeCore = OSG::ParticleSystemCore::create();
    SmokeParticleNodeCore->setSystem(SmokeParticleSystem);
    SmokeParticleNodeCore->setDrawer(SmokeParticleSystemDrawer);
    SmokeParticleNodeCore->setMaterial(PSSmokeMaterial);

    NodeRefPtr SmokeParticleNode = OSG::Node::create();
    SmokeParticleNode->setCore(SmokeParticleNodeCore);
    //end/////////////////////

    //Shrapnel
    ShrapnelBurstGenerator = OSG::BurstParticleGenerator::create();
    NodeRefPtr ShrapnelParticlePrototypeNode = SceneFileHandler::the()->read("Data/Shrapnel.obj");

    NodeParticleSystemCoreRefPtr ShrapnelParticleNodeCore = OSG::NodeParticleSystemCore::create();
    ShrapnelParticleNodeCore->setSystem(ShrapnelParticleSystem);
    ShrapnelParticleNodeCore->setPrototypeNode(ShrapnelParticlePrototypeNode);

    //Attach the function objects to the Generator
    ShrapnelPositionDistribution = createShrapnelPositionDistribution();
    ShrapnelBurstGenerator->setPositionDistribution(ShrapnelPositionDistribution);
    ShrapnelBurstGenerator->setLifespanDistribution(createLifespanDistribution());
    ShrapnelBurstGenerator->setBurstAmount(50.0);
    ShrapnelBurstGenerator->setVelocityDistribution(createShrapnelVelocityDistribution());
    ShrapnelBurstGenerator->setAccelerationDistribution(createShrapnelAccelerationDistribution());

    NodeRefPtr ShrapnelParticleNode = OSG::Node::create();
    ShrapnelParticleNode->setCore(ShrapnelParticleNodeCore);
    //end/////////////////////

    //fireball
    FireballGenerator = OSG::BurstParticleGenerator::create();
    NodeRefPtr FireballParticlePrototypeNode = SceneFileHandler::the()->read("Data/bubble.obj");

    NodeParticleSystemCoreRefPtr FireballParticleNodeCore = OSG::NodeParticleSystemCore::create();
    FireballParticleNodeCore->setSystem(FireballParticleSystem);
    FireballParticleNodeCore->setPrototypeNode(FireballParticlePrototypeNode);
    //Attach the function objects to the Generator
    FireballPositionDistribution = createFireballPositionDistribution();
    FireballGenerator->setPositionDistribution(FireballPositionDistribution);
    FireballGenerator->setLifespanDistribution(createFireballLifespanDistribution());
    FireballGenerator->setBurstAmount(100.0);
    FireballGenerator->setVelocityDistribution(createFireballVelocityDistribution());
    FireballGenerator->setAccelerationDistribution(createFireballAccelerationDistribution());
    //Attach the function objects the Affectors
    FireballAgeSizeParticleAffector = OSG::AgeSizeParticleAffector::create();
    //ages
    FireballAgeSizeParticleAffector->editMFAges()->push_back(0.1);
    FireballAgeSizeParticleAffector->editMFAges()->push_back(0.2);
    FireballAgeSizeParticleAffector->editMFAges()->push_back(0.3);
    FireballAgeSizeParticleAffector->editMFAges()->push_back(0.5);
    FireballAgeSizeParticleAffector->editMFAges()->push_back(0.7);
    FireballAgeSizeParticleAffector->editMFAges()->push_back(0.8);
    FireballAgeSizeParticleAffector->editMFAges()->push_back(1.0);

    //sizes
    FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(2.0,2.0,2.0));
    FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(2.3,2.3,2.3));
    FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(2.5,2.5,2.5));
    FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(3.0,3.0,3.0));
    FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(4.0,4.0,4.0));
    FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(5.0,5.0,5.0));
    FireballAgeSizeParticleAffector->editMFSizes()->push_back(Vec3f(6.5,6.5,6.5));

    NodeRefPtr FireballParticleNode = OSG::Node::create();
    FireballParticleNode->setCore(FireballParticleNodeCore);
    //end/////////////////////


    // Make Main Scene Node 
    NodeRefPtr scene = OSG::Node::create();
    scene->setCore(OSG::Group::create());
    scene->addChild(RocketParticleNode);
    scene->addChild(SmokeParticleNode);
    scene->addChild(ShrapnelParticleNode);
    scene->addChild(FireballParticleNode);
    scene->addChild(EnvironmentNode);

    mgr->setRoot(scene);

    mgr->getNavigator()->set(Pnt3f(0.0,0.0,0.0), Pnt3f(0.0,0.0,-1.0), Vec3f(0.0,1.0,0.0));
    mgr->getNavigator()->setMotionFactor(1.0f);
    mgr->getCamera()->setNear(0.1f);
    mgr->getCamera()->setFar(1000.0f);


    //Open Window
    Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
    Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
    TutorialWindow->openWindow(WinPos,
                               WinSize,
                               "10RocketLauncher");

    //Enter main Loop
    TutorialWindow->mainLoop();

    osgExit();

    return 0;
}
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(12.0f);
    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);

    //Particle System

    ExampleParticleSystem = OSG::ParticleSystem::create();
    ExampleParticleSystem->attachUpdateListener(TutorialWindow);

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

    ExampleBurstGenerator = OSG::BurstParticleGenerator::create();
    //Attach the function objects to the Generator
    ExampleBurstGenerator->setPositionDistribution(createPositionDistribution());
    ExampleBurstGenerator->setLifespanDistribution(createLifespanDistribution());
    ExampleBurstGenerator->setBurstAmount(50.0);
    ExampleBurstGenerator->setVelocityDistribution(createVelocityDistribution());
    ExampleBurstGenerator->setAccelerationDistribution(createAccelerationDistribution());



    //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);

    // 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,
                               "04BurstParticleGenerator");

    //Enter main Loop
    TutorialWindow->mainLoop();

    osgExit();

    return 0;
}
 virtual void keyPressed(const KeyEventUnrecPtr e)
 {
     if(e->getKey() == KeyEvent::KEY_Q && e->getModifiers() & KeyEvent::KEY_MODIFIER_CONTROL)
     {
         TutorialWindow->closeWindow();
     }
     else
     {
         switch(e->getKey())
         {
             case KeyEvent::KEY_B:
                 {	// check if the burst generator is null
                     if(ExampleBurstGen == NULL)
                     {
                         ExampleBurstGen = OSG::BurstParticleGenerator::create();
                         ExampleBurstGen->setPositionDistribution(createPositionDistribution());
                         ExampleBurstGen->setBurstAmount(20);
                         ExampleBurstGen->setVelocityDistribution(createVelocityDistribution());
                         ExampleBurstGen->setNormalDistribution(createNormalDistribution());
                         ExampleBurstGen->setLifespanDistribution(createLifespanDistribution());
                         ExampleBurstGen->setSizeDistribution(createSizeDistribution());
                     }
                     // attach the burst generator
                     ExampleParticleSystem->pushToGenerators(ExampleBurstGen);
                 }
                 break;
             case KeyEvent::KEY_P:
                 {	// increase trail resolution
                     ExampleTrailGenerator->setTrailResolution(ExampleTrailGenerator->getTrailResolution() * 0.70 + 0.0001);
                     std::cout << "Trail Resolution:  " << ExampleTrailGenerator->getTrailResolution() << std::endl;
                     break;
                 }
             case KeyEvent::KEY_L:
                 {	// decrease trail resolution
                     ExampleTrailGenerator->setTrailResolution(ExampleTrailGenerator->getTrailResolution() * 1.25);
                     std::cout << "Trail Resolution:  " << ExampleTrailGenerator->getTrailResolution() << std::endl;
                     break;
                 }
             case KeyEvent::KEY_O:
                 {	// increase trail length
                     ExampleTrailGenerator->setTrailLength(ExampleTrailGenerator->getTrailLength() * 1.25 + 0.1);
                     std::cout << "Trail Length:  " << ExampleTrailGenerator->getTrailLength() << std::endl;
                     break;
                 }
             case KeyEvent::KEY_K:
                 {	// decrease trail length
                     ExampleTrailGenerator->setTrailLength(ExampleTrailGenerator->getTrailLength() * 0.7);
                     std::cout << "Trail Length:  " << ExampleTrailGenerator->getTrailLength() << std::endl;
                     break;
                 }
             case KeyEvent::KEY_I:
                 {	// toggle lines/points as trail draw method
                     ExampleTrailGenerator->setDrawMethod((ExampleTrailGenerator->getDrawMethod() == SimpleParticleTrailGenerator::LINES)?
                                                          (SimpleParticleTrailGenerator::POINTS):(SimpleParticleTrailGenerator::LINES));
                     break;
                 }
             case KeyEvent::KEY_J:
                 {	// toggle trail length method
                     ExampleTrailGenerator->setTrailLengthMethod((ExampleTrailGenerator->getTrailLengthMethod() == ParticleTrailGenerator::NUM_POINTS)?
                                                                 (ParticleTrailGenerator::TIME):(ParticleTrailGenerator::NUM_POINTS));
                     std::cout << "Trail Length: " << (ExampleTrailGenerator->getTrailLengthMethod() == ParticleTrailGenerator::NUM_POINTS ? "Num Pts":"Time") << std::endl;
                     break;
                 }
             case KeyEvent::KEY_Y:
                 {	// toggle trail spacing method
                     ExampleTrailGenerator->setTrailResolutionMethod((ExampleTrailGenerator->getTrailResolutionMethod() == ParticleTrailGenerator::TIME_SPACING)?
                                                                     (ParticleTrailGenerator::DISTANCE_SPACING):(ParticleTrailGenerator::TIME_SPACING));
                     std::cout << "Trail resolution: " <<(ExampleTrailGenerator->getTrailResolutionMethod() == ParticleTrailGenerator::TIME_SPACING ? "Time Spacing" : "Distance Spacing") << std::endl;
                     break;
                 }
             case KeyEvent::KEY_V:
                 {
                     mgr->getRenderAction()->setVolumeDrawing(!mgr->getRenderAction()->getVolumeDrawing());
                 }
         }
     }
 }