C++ GeometryUnrecPtr类代码示例

PhysicsBodyUnrecPtr  buildBox(const Pnt3f& Position,
                              const Vec3f& Dimensions,
                              const Color3f& Color,
                              Node* const spaceGroupNode,
                              PhysicsWorld* const physicsWorld,
                              PhysicsHashSpace* const physicsSpace)
{
    Matrix m;
    //create OpenSG mesh
    GeometryUnrecPtr box;
    NodeUnrecPtr boxNode = makeBox(Dimensions.x(), Dimensions.y(), Dimensions.z(), 1, 1, 1);
    box = dynamic_cast<Geometry*>(boxNode->getCore());
    SimpleMaterialUnrecPtr box_mat = SimpleMaterial::create();
    box_mat->setAmbient(Color3f(0.0,0.0,0.0));
    box_mat->setDiffuse(Color);
    box->setMaterial(box_mat);
    TransformUnrecPtr boxTrans;
    NodeUnrecPtr boxTransNode = makeCoredNode<Transform>(&boxTrans);
    m.setIdentity();
    m.setTranslate(Position);
    boxTrans->setMatrix(m);

    //create ODE data
    PhysicsBodyUnrecPtr boxBody = PhysicsBody::create(physicsWorld);
    boxBody->setPosition(Vec3f(Position));
    boxBody->setBoxMass(1.0,Dimensions.x(), Dimensions.y(), Dimensions.z());
    boxBody->setLinearDamping(0.0001);
    boxBody->setAngularDamping(0.0001);
    PhysicsBoxGeomUnrecPtr boxGeom = PhysicsBoxGeom::create();
    boxGeom->setBody(boxBody);
    boxGeom->setSpace(physicsSpace);
    boxGeom->setLengths(Dimensions);

    //add attachments
    boxNode->addAttachment(boxGeom);
    boxTransNode->addAttachment(boxBody);
    boxTransNode->addChild(boxNode);

    //add to SceneGraph
    spaceGroupNode->addChild(boxTransNode);

    return boxBody;
}

//////////////////////////////////////////////////////////////////////////
//! build a sphere
//////////////////////////////////////////////////////////////////////////
PhysicsBodyUnrecPtr buildSphere(void)
{
    Real32 Radius((Real32)(rand()%2)*0.5+0.5);
    Matrix m;
    //create OpenSG mesh
    GeometryUnrecPtr sphere;
    NodeUnrecPtr sphereNode = makeSphere(2, Radius);
    sphere = dynamic_cast<Geometry*>(sphereNode->getCore());
    SimpleMaterialUnrecPtr sphere_mat = SimpleMaterial::create();
    sphere_mat->setAmbient(Color3f(0.0,0.0,0.0));
    sphere_mat->setDiffuse(Color3f(0.0,0.0,1.0));
    sphere->setMaterial(sphere_mat);
    TransformUnrecPtr sphereTrans;
    NodeUnrecPtr sphereTransNode = makeCoredNode<Transform>(&sphereTrans);
    m.setIdentity();
    Real32 randX = (Real32)(rand()%10)-5.0;
    Real32 randY = (Real32)(rand()%10)-5.0;
    m.setTranslate(randX, randY, 10.0);
    sphereTrans->setMatrix(m);
    //create ODE data
    PhysicsBodyUnrecPtr sphereBody = PhysicsBody::create(physicsWorld);
        sphereBody->setPosition(Vec3f(randX, randY, 10.0));
        sphereBody->setLinearDamping(0.0001);
        sphereBody->setAngularDamping(0.0001);
    sphereBody->setSphereMass(1.0,Radius);

    PhysicsSphereGeomUnrecPtr sphereGeom = PhysicsSphereGeom::create();
        sphereGeom->setBody(sphereBody);
        sphereGeom->setSpace(physicsSpace);
        sphereGeom->setRadius(Radius);
    
    //add attachments
    sphereNode->addAttachment(sphereGeom);
    sphereTransNode->addAttachment(sphereBody);
    sphereTransNode->addChild(sphereNode);
    //add to SceneGraph
    spaceGroupNode->addChild(sphereTransNode);

    commitChanges();

    return sphereBody;
}

//////////////////////////////////////////////////////////////////////////
//! build a box
//////////////////////////////////////////////////////////////////////////
PhysicsBodyUnrecPtr buildBox(void)
{
    Vec3f Lengths((Real32)(rand()%2)+1.0, (Real32)(rand()%2)+1.0, (Real32)(rand()%2)+1.0);
    Matrix m;
    //create OpenSG mesh
    GeometryUnrecPtr box;
    NodeUnrecPtr boxNode = makeBox(Lengths.x(), Lengths.y(), Lengths.z(), 1, 1, 1);
    box = dynamic_cast<Geometry*>(boxNode->getCore());
    SimpleMaterialUnrecPtr box_mat = SimpleMaterial::create();
        box_mat->setAmbient(Color3f(0.0,0.0,0.0));
        box_mat->setDiffuse(Color3f(0.0,1.0 ,0.0));
        box->setMaterial(box_mat);
    TransformUnrecPtr boxTrans;
    NodeUnrecPtr boxTransNode = makeCoredNode<Transform>(&boxTrans);
    m.setIdentity();
    Real32 randX = (Real32)(rand()%10)-5.0;
    Real32 randY = (Real32)(rand()%10)-5.0;
    m.setTranslate(randX, randY, 10.0);
        boxTrans->setMatrix(m);

    //create ODE data
    PhysicsBodyUnrecPtr boxBody = PhysicsBody::create(physicsWorld);
        boxBody->setPosition(Vec3f(randX, randY, 10.0));
    boxBody->setBoxMass(1.0, Lengths.x(), Lengths.y(), Lengths.z());

    PhysicsBoxGeomUnrecPtr boxGeom = PhysicsBoxGeom::create();
        boxGeom->setBody(boxBody);
        boxGeom->setSpace(physicsSpace);
        boxGeom->setLengths(Lengths);

    //add attachments
        boxNode->addAttachment(boxGeom);
        boxTransNode->addAttachment(boxBody);
        boxTransNode->addChild(boxNode);

    //add to SceneGraph
        spaceGroupNode->addChild(boxTransNode);

    commitChanges();
    return boxBody;
}

Pnt3f calcGeometryCenter(GeometryUnrecPtr geo)
{
    if(geo == NULL ||
       geo->getPositions() == NULL ||
       geo->getPositions()->size() == 0)
    {
        return Pnt3f();
    }

    GeoVectorProperty* Positions(geo->getPositions());

    Pnt3f Sum;


    for(UInt32 i(1) ; i<Positions->size(); ++i)
    {
        Sum = Sum + Vec3f(Positions->getValue<Pnt3f>(i));
    }

    return Sum * (1.0f/static_cast<Real32>(Positions->size()));
}

void MergeGraphOp::processTransformations(Node * const node)
{
    MFUnrecChildNodePtr::const_iterator mfit = node->getMFChildren()->begin();
    MFUnrecChildNodePtr::const_iterator mfen = node->getMFChildren()->end  ();
    std::vector<Node *> toAdd;
    std::vector<Node *> toSub;
    
    for ( ; mfit != mfen; ++mfit )
    {
        bool special=isInExcludeList(*mfit);
        bool leaf=isLeaf(*mfit);
        bool empty=true;
        
        //if a transformation:
        if ((*mfit)->getCore()->getType().isDerivedFrom(
                Transform::getClassType()))
        {        
            if (!leaf && !special)
            {
                //try to apply it to children geometries
                //move all "moveable" children one level up
                //if empty after that, delete it
                MFUnrecChildNodePtr::const_iterator it2 = 
                    (*mfit)->getMFChildren()->begin();
                MFUnrecChildNodePtr::const_iterator en2 = 
                    (*mfit)->getMFChildren()->end  ();
                
                for ( ; it2 != en2; ++it2 )
                {
                    if (!isInExcludeList(*it2))
                    {
                        //check if geometry
                        if ((*it2)->getCore()->getType().isDerivedFrom(
                                Geometry::getClassType()))
                        {
                            if(!isLeaf(*it2))
                            {
                                //hmm...bad tree...
                                empty=false;
                            }
                            else
                            {                                
                                //it is a leaf geometry, so apply the transformation
                                Geometry *geo_old = 
                                    dynamic_cast<Geometry *>(
                                        (*it2)->getCore());
                                //GeometryPtr geo = geo_old->clone();
                                GeometryUnrecPtr geo = 
                                    dynamic_pointer_cast<Geometry>(
                                        OSG::deepClone(geo_old, "Material"));

                                Transform *t = 
                                    dynamic_cast<Transform *>(
                                        (*mfit)->getCore());

                                GeoPnt3fProperty *pos  = dynamic_cast<GeoPnt3fProperty *>(geo->getPositions());
                                GeoVec3fProperty *norm = dynamic_cast<GeoVec3fProperty *>(geo->getNormals());
                                GeoColor3fProperty *color = dynamic_cast<GeoColor3fProperty *>(geo->getColors());
                                GeoColor3fProperty *scolor = dynamic_cast<GeoColor3fProperty *>(geo->getSecondaryColors());
                                GeoVec3fProperty *texcoord0 = dynamic_cast<GeoVec3fProperty *>(geo->getTexCoords());
                                GeoVec3fProperty *texcoord1 = dynamic_cast<GeoVec3fProperty *>(geo->getTexCoords1());
                                GeoVec3fProperty *texcoord2 = dynamic_cast<GeoVec3fProperty *>(geo->getTexCoords2());
                                GeoVec3fProperty * texcoord3 = dynamic_cast<GeoVec3fProperty *>(geo->getTexCoords3());

                                Matrix m=t->getMatrix();

                                if(pos!=NULL) 
                                {
                                    for(UInt32 i = 0; i < pos->size(); ++i)
                                    {
                                        Pnt3f p=pos->getValue(i);
                                        m.multFull(p, p);
                                        pos->setValue(p,i);
                                    }
                                }
                                
                                if(norm!=NULL)
                                {
                                    for(UInt32 i = 0; i < norm->size(); ++i)
                                    {
                                        Vec3f n=norm->getValue(i);
                                        m.mult(n, n);
                                        n.normalize();
                                        norm->setValue(n,i);
                                    }
                                }

                                if(color != NULL && _color_is_vector)
                                {
                                    for(UInt32 i = 0; i < color->size(); ++i)
                                    {
                                        Color3f c = color->getValue(i);
                                        Vec3f v;
                                        v.setValue(c.getValuesRGB());
                                        m.mult(v, v);
                                        v.normalize();
                                        c.setValuesRGB(v[0], v[1], v[2]);
                                        color->setValue(c,i);
                                    }
                                }
//.........这里部分代码省略.........

// Initialize GLUT & OpenSG and set up the scene
int main(int argc, char **argv)
{
    OSG::preloadSharedObject("OSGFileIO");
    OSG::preloadSharedObject("OSGImageFileIO");
    // OSG init
    osgInit(argc,argv);
    {
        // Set up Window
        WindowEventProducerRecPtr TutorialWindow = createNativeWindow();

        //Initialize Window
        TutorialWindow->initWindow();

        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->connectMouseDragged(boost::bind(mouseDragged, _1, &sceneManager));
        TutorialWindow->connectMouseWheelMoved(boost::bind(mouseWheelMoved, _1, &sceneManager));
        TutorialWindow->connectKeyPressed(boost::bind(keyPressed, _1, TutorialWindow.get()));

        //Box Geometry
        GeometryUnrecPtr BoxGeometry = makeBoxGeo(1.0,1.0,1.0,1,1,1);
        ChunkMaterialUnrecPtr TheBoxMaterial = ChunkMaterial::create();
        BoxGeometry->setMaterial(TheBoxMaterial);

        NodeUnrecPtr BoxGeometryNode = Node::create();
        BoxGeometryNode->setCore(BoxGeometry);

        //Make Box Node
        NodeUnrecPtr BoxNode = Node::create();
        TransformUnrecPtr BoxNodeTrans;
        BoxNodeTrans = Transform::create();

        BoxNode->setCore(BoxNodeTrans);
        BoxNode->addChild(BoxGeometryNode);

        //Make Main Scene Node
        NodeUnrecPtr scene = Node::create();
        ComponentTransformUnrecPtr Trans;
        Trans = ComponentTransform::create();
        scene->setCore(Trans);

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

        //Setup the Animation
        AnimationUnrecPtr TheAnimation = setupAnimation(TheBoxMaterial);
        TheAnimation->attachUpdateProducer(TutorialWindow);
        TheAnimation->start();

        // tell the manager what to manage
        sceneManager.setRoot  (scene);

        //Create the Documentation
        SimpleScreenDoc TheSimpleScreenDoc(&sceneManager, TutorialWindow);

        // show the whole scene
        sceneManager.showAll();

        //Open Window
        Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
        Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);

        TutorialWindow->openWindow(WinPos,
                                   WinSize,
                                   "09TextureSelectAnimation");

        //Main Loop
        TutorialWindow->mainLoop();
    }

    osgExit();

    return 0;
}

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

    // Set up Window
    TutorialWindow = createNativeWindow();

    //Initialize Window
    TutorialWindow->initWindow();

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

    //Add Window Listener
    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);

    //Setup the Animation
    setupAnimation();

    //Box Geometry
    GeometryUnrecPtr BoxGeometry = makeBoxGeo(1.0,1.0,1.0,1,1,1);
    BoxGeometry->setMaterial(TheBoxMaterial);
    
    NodeUnrecPtr BoxGeometryNode = Node::create();
    BoxGeometryNode->setCore(BoxGeometry);

    //Make Box Node
    NodeUnrecPtr BoxNode = Node::create();
    TransformUnrecPtr BoxNodeTrans;
    BoxNodeTrans = Transform::create();

    BoxNode->setCore(BoxNodeTrans);
    BoxNode->addChild(BoxGeometryNode);

    //Make Main Scene Node
    NodeUnrecPtr scene = Node::create();
    ComponentTransformUnrecPtr Trans;
    Trans = ComponentTransform::create();
    scene->setCore(Trans);

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

    // tell the manager what to manage
    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,
                               "05TextureAnimation");

    //Main Loop
    TutorialWindow->mainLoop();

    osgExit();

    return 0;
}

//----------------------------
// Function name: read
//----------------------------
//
//Parameters:
//p: Scene &image, const char *fileName
//GlobalVars:
//g:
//Returns:
//r:bool
// Caution
//c:
//Assumations:
//a:
//Describtions:
//d: read the image from the given file
//SeeAlso:
//s:
//
//------------------------------
NodeTransitPtr OBJSceneFileType::read(      std::istream &is,
                                      const Char8        *,
                                            Resolver        ) const
{
    NodeUnrecPtr rootPtr, nodePtr;
    std::string elem;
    std::map<std::string, DataElem>::const_iterator elemI;
    Vec3f vec3r;
    Pnt3f pnt3r;
    Vec2f vec2r;
    Real32 x,y,z;
    GeoPnt3fPropertyUnrecPtr coordPtr    = GeoPnt3fProperty::create();
    GeoVec2fPropertyUnrecPtr texCoordPtr = GeoVec2fProperty::create();
    GeoVec3fPropertyUnrecPtr normalPtr   = GeoVec3fProperty::create();
    GeometryUnrecPtr geoPtr;
    GeoIntegralPropertyUnrecPtr posIndexPtr, texIndexPtr, normalIndexPtr;
    GeoIntegralPropertyUnrecPtr lensPtr;
    GeoIntegralPropertyUnrecPtr typePtr;
    DataElem dataElem;
    DataElem lastDataElem;
    Char8 strBuf[8192], *token, *nextToken;
    Int32 strBufSize = sizeof(strBuf)/sizeof(Char8);
    Int32 index, posIndex = 0, indexType;
    Int32 i,j,n,primCount[3];
    std::list<Mesh> meshList;
    std::map<std::string, SimpleTexturedMaterialUnrecPtr> mtlMap;
    std::map<std::string, SimpleTexturedMaterialUnrecPtr>::iterator mtlI;
    Mesh emptyMesh;
    Face emptyFace;
    TiePoint  emptyTie;
    Int32 indexMask, meshIndexMask;
    std::list<Face>::iterator faceI;
    std::list<Mesh>::iterator meshI;
    bool isSingleIndex;

    // create the first mesh entry
    meshList.push_back(emptyMesh);
    meshI = meshList.begin();

    if(is)
    {
        primCount[0] = 0;
        primCount[1] = 0;
        primCount[2] = 0;

        for(is >> elem; is.eof() == false; is >> elem)
        {
            if(elem[0] == '#' || elem[0] == '$')
            {
                is.ignore(INT_MAX, '\n');
            }
            else
            {
                SceneFileHandler::the()->updateReadProgress();

                elemI = _dataElemMap.find(elem);
                dataElem = ((elemI == _dataElemMap.end()) ?
                        UNKNOWN_DE : elemI->second );
                switch (dataElem)
                {
                    case OBJECT_DE:
                    case GROUP_DE:
                    case SMOOTHING_GROUP_DE:
                        is.ignore(INT_MAX, '\n');
                    break;
                    case VERTEX_DE:
                        primCount[0]++;
                        is >> x >> y >> z;
                        pnt3r.setValues(x,y,z);
                        coordPtr->addValue(pnt3r);
                    break;
                    case VERTEX_TEXTURECOORD_DE:
                        primCount[1]++;
                        is >> x >> y;
                        vec2r.setValues(x,y);
                        texCoordPtr->addValue(vec2r);
                    break;
                    case VERTEX_NORMAL_DE:
                        primCount[2]++;
                        is >> x >> y >> z;
//.........这里部分代码省略.........

// Initialize GLUT & 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);

    //Add Window Listener
    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);

    //Torus Material
    TheTorusMaterial = SimpleMaterial::create();
    dynamic_pointer_cast<SimpleMaterial>(TheTorusMaterial)->setAmbient(Color3f(0.3,0.3,0.3));
    dynamic_pointer_cast<SimpleMaterial>(TheTorusMaterial)->setDiffuse(Color3f(0.7,0.7,0.7));
    dynamic_pointer_cast<SimpleMaterial>(TheTorusMaterial)->setSpecular(Color3f(1.0,1.0,1.0));
    dynamic_pointer_cast<SimpleMaterial>(TheTorusMaterial)->setShininess(20.0);

    //Torus Geometry
    GeometryUnrecPtr TorusGeometry = makeTorusGeo(.5, 2, 32, 32);
    TorusGeometry->setMaterial(TheTorusMaterial);
    
    NodeUnrecPtr TorusGeometryNode = Node::create();
    TorusGeometryNode->setCore(TorusGeometry);

    //Make Torus Node
    NodeUnrecPtr TorusNode = Node::create();
    TorusNodeTrans = Transform::create();
    setName(TorusNodeTrans, std::string("TorusNodeTransformationCore"));

    TorusNode->setCore(TorusNodeTrans);
    TorusNode->addChild(TorusGeometryNode);

    //Make Main Scene Node
    NodeUnrecPtr scene = Node::create();
    ComponentTransformUnrecPtr Trans;
    Trans = ComponentTransform::create();
    setName(Trans, std::string("MainTransformationCore"));
    scene->setCore(Trans);

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

    setupAnimation();

    // tell the manager what to manage
    mgr->setRoot  (scene);

    // show the whole scene
    mgr->showAll();

    
    Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
    Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
    TutorialWindow->openWindow(WinPos,
            WinSize,
            "OpenSG 07AnimationGroup Window");

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

    osgExit();

    return 0;
}

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

        //Initialize Window
        TutorialWindow->initWindow();

        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->connectMouseDragged(boost::bind(mouseDragged, _1, &sceneManager));
        TutorialWindow->connectMouseWheelMoved(boost::bind(mouseWheelMoved, _1, &sceneManager));
        TutorialWindow->connectKeyPressed(boost::bind(keyPressed, _1, TutorialWindow.get()));

        //Shader Chunk
        SimpleSHLChunkUnrecPtr TheSHLChunk = SimpleSHLChunk::create();
        TheSHLChunk->setVertexProgram(createSHLVertexProg());
        TheSHLChunk->setFragmentProgram(createSHLFragProg());
        //TheSHLChunk->addUniformVariable("Color1",Vec4f(0.0f,1.0f,0.0f,1.0f));
        //TheSHLChunk->addUniformVariable("Color2",Vec4f(1.0f,1.0f,1.0f,1.0f));

        //Shader Parameter Chunk
        SimpleSHLVariableChunkUnrecPtr SHLParameters = SimpleSHLVariableChunk::create();
        //Color Parameter
        SHLParameters->addUniformVariable("Color1",Vec4f(0.0f,1.0f,0.0f,1.0f));
        SHLParameters->addUniformVariable("Color2",Vec4f(1.0f,1.0f,1.0f,1.0f));

        ChunkMaterialUnrecPtr ShaderMaterial = ChunkMaterial::create();
        ShaderMaterial->addChunk(TheSHLChunk);
        ShaderMaterial->addChunk(SHLParameters);

        //Torus Node
        GeometryUnrecPtr TorusGeometry = makeTorusGeo(5.0f,20.0f, 32,32);

        TorusGeometry->setMaterial(ShaderMaterial);

        NodeUnrecPtr TorusNode = Node::create();
        TorusNode->setCore(TorusGeometry);

        // Make Main Scene Node
        NodeUnrecPtr scene = Node::create();
        scene->setCore(Group::create());
        scene->addChild(TorusNode);

        sceneManager.setRoot(scene);

        // Show the whole Scene
        sceneManager.showAll();

        //Create the Animations

        ShaderVariableVec4fUnrecPtr Color1Parameter;
        ShaderVariableVec4fUnrecPtr Color2Parameter;

        Color1Parameter = dynamic_cast<ShaderVariableVec4f*>(const_cast<ShaderVariable*>(SHLParameters->getVariables()->getVariable("Color1")));
        Color2Parameter = dynamic_cast<ShaderVariableVec4f*>(const_cast<ShaderVariable*>(SHLParameters->getVariables()->getVariable("Color2")));
        commitChanges();

        AnimationUnrecPtr TheAnimation = setupAnimation(Color1Parameter, "value");
        TheAnimation->attachUpdateProducer(TutorialWindow);
        TheAnimation->start();

        //Open Window
        Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
        Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
        TutorialWindow->openWindow(WinPos,
                                   WinSize,
                                   "04ShaderAnimation");

        //Main Loop
        TutorialWindow->mainLoop();
    }

    osgExit();

    return 0;
}

Node *
ColladaGeometry::createInstance(ColladaInstInfo *colInstInfo)
{
    typedef ColladaInstanceGeometry::MaterialMap        MaterialMap;
    typedef ColladaInstanceGeometry::MaterialMapConstIt MaterialMapConstIt;

    domGeometryRef geometry = getDOMElementAs<domGeometry>();
    NodeUnrecPtr   groupN   = makeCoredNode<Group>();

    OSG_COLLADA_LOG(("ColladaGeometry::createInstance id [%s]\n",
                     geometry->getId()));

    if(getGlobal()->getOptions()->getCreateNameAttachments() == true &&
       geometry->getName()                                   != NULL   )
    {
        setName(groupN, geometry->getName());
    }

    ColladaInstanceGeometryRefPtr  colInstGeo =
        dynamic_cast<ColladaInstanceGeometry *>(colInstInfo->getColInst());
    const MaterialMap             &matMap     =
        colInstGeo->getMaterialMap();

    // iterate over all parts of geometry
    GeoStoreIt gsIt   = _geoStore.begin();
    GeoStoreIt gsEnd  = _geoStore.end  ();

    for(; gsIt != gsEnd; ++gsIt)
    {
        OSG_ASSERT(gsIt->_propStore.size() == gsIt->_indexStore.size());

        // find the material associated with the geometry's material symbol
        MaterialMapConstIt mmIt       = matMap.find(gsIt->_matSymbol);
        std::string        matTarget;

        if(mmIt != matMap.end())
        {
            matTarget = mmIt->second->getTarget();
        }

        // check if the geometry was already used with that material

        GeometryUnrecPtr   geo      = NULL;
        InstanceMapConstIt instIt   = gsIt->_instMap.find(matTarget);

        if(instIt != gsIt->_instMap.end())
        {
            // reuse geometry

            geo = dynamic_pointer_cast<Geometry>(
                getInstStore()[instIt->second]);

            getGlobal()->getStatCollector()->getElem(
                ColladaGlobal::statNGeometryUsed)->inc();
        }
        else
        {
            // create new geometry

            geo = Geometry::create();

            getGlobal()->getStatCollector()->getElem(
                ColladaGlobal::statNGeometryCreated)->inc();

            geo->setLengths(gsIt->_lengths);
            geo->setTypes  (gsIt->_types  );

            handleBindMaterial(*gsIt, geo, colInstGeo);

            // record the instantiation of the geometry with the
            // material for reuse
            gsIt->_instMap.insert(
                InstanceMap::value_type(matTarget, getInstStore().size()));

            editInstStore().push_back(geo);
        }

        NodeUnrecPtr geoN = makeNodeFor(geo);

        groupN->addChild(geoN);
    }

    // store the generated group node
    editInstStore().push_back(groupN);

    return groupN;
}

NodeTransitPtr RAWSceneFileType::read(      std::istream &is, 
                                      const Char8        *,
                                            Resolver        ) const
{
    NodeTransitPtr              root;
    GeometryUnrecPtr            geo;
    GeoPnt3fPropertyUnrecPtr    points;
    GeoVec3fPropertyUnrecPtr    normals;
    GeoIntegralPropertyUnrecPtr index;
    GeoIntegralPropertyUnrecPtr lens;
    GeoIntegralPropertyUnrecPtr type;

    Vec3f vec[3];

    UInt32 i = 0, n, triCount = 0;

    Real32 x,y,z;

    if(is)
    {
        root = Node    ::create();
        geo  = Geometry::create();

        root->setCore( geo );

        points = GeoPnt3fProperty::create();

        geo->setPositions(points);

        normals = GeoVec3fProperty::create();

        geo->setNormals(normals);

        triCount = i = 0;


        while(1) 
        {
            is >> x >> y >> z;

            if(is.eof())
            {
                break;
            }
            else 
            {
                points->editFieldPtr()->push_back(Pnt3f(x, y, z));

                vec[i].setValues(x,y,z);

				std::cerr << x << " " << y << " " << z << std::endl;

                if(i == 2) 
                {
                    vec[0] -= vec[1];
                    vec[1] -= vec[2];
                    vec[0].crossThis(vec[1]);
                    vec[0].normalize();

                    normals->editFieldPtr()->push_back(vec[0]);
                    normals->editFieldPtr()->push_back(vec[0]);
                    normals->editFieldPtr()->push_back(vec[0]);

                    i = 0;
                    triCount++;
                }
                else
                {
                    i++;
                }
            }
        }

        if(triCount != 0)
        {
            index = GeoUInt32Property::create();

            geo->setIndex(index, Geometry::PositionsIndex);
            geo->setIndex(index, Geometry::NormalsIndex  );

            n = triCount * 3;

            for(i = 0; i < n; i++)
                index->push_back(i);



            lens = GeoUInt32Property::create();

            geo->setLengths(lens);

            lens->push_back(n);

            type = GeoUInt8Property::create();

            geo->setTypes(type);

            type->push_back(GL_TRIANGLES);
        }

//.........这里部分代码省略.........

void VTKPolyDataMapper::initGeometries(void)
{
    NodeUnrecPtr pRoot = Node::create();
    
    pRoot->setCore(Group::create());

    setRoot(pRoot);

    for(UInt32 i = 0; i < 4; ++i)
    {
        GeometryUnrecPtr           pGeo      = Geometry::create();
    
        ChunkMaterialUnrecPtr      pMat      = ChunkMaterial::create();
        MaterialChunkUnrecPtr      pMatChunk = MaterialChunk::create();
        
        GeoPnt3fPropertyUnrecPtr   pPoints   = GeoPnt3fProperty  ::create();
        GeoUInt32PropertyUnrecPtr  pLengths  = GeoUInt32Property ::create();
        GeoUInt8PropertyUnrecPtr   pTypes    = GeoUInt8Property  ::create();
        GeoColor4fPropertyUnrecPtr pColors   = GeoColor4fProperty::create();
        GeoVec3fPropertyUnrecPtr   pNormals  = GeoVec3fProperty  ::create();

        if(i < 2)
        {
            pMatChunk->setLit(false);
        }
        
        pMatChunk->setDiffuse  (OSG::Color4f(1.0, 1.0, 1.0, 1.0));
        pMatChunk->setSpecular (OSG::Color4f(0.0, 0.0, 0.0, 1.0));
        pMatChunk->setShininess(10.0f);
        
        pMat->addChunk(pMatChunk);

        TwoSidedLightingChunkUnrecPtr pTSLChunk = 
            TwoSidedLightingChunk::create();
            
        pMat->addChunk(pTSLChunk);

        pGeo->setDlistCache(false   );
        
        pGeo->setMaterial  (pMat    );
        pGeo->setPositions (pPoints );
        pGeo->setLengths   (pLengths);
        pGeo->setTypes     (pTypes  );
        pGeo->setColors    (pColors );

        if(i > 1)
        {
            pGeo->setNormals(pNormals);
        }

        OSG::NodeUnrecPtr pGeoRoot = OSG::Node::create();
        
        pGeoRoot->setCore    (pGeo);
        pGeoRoot->setTravMask(0   );

        pRoot->addChild(pGeoRoot);

        this->pushToGeometries    (pGeo     );
        this->pushToMaterials     (pMat     );
        this->pushToMaterialChunks(pMatChunk);
        this->pushToPositions     (pPoints  );
        this->pushToLength        (pLengths );
        this->pushToTypes         (pTypes   );
        this->pushToColors        (pColors  );
        this->pushToNormals       (pNormals );
        this->pushToGeoRoots      (pGeoRoot );
    }
}

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

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

        //Initialize Window
        TutorialWindow->initWindow();

        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->connectMouseDragged(boost::bind(mouseDragged, _1, &sceneManager));
        TutorialWindow->connectMouseWheelMoved(boost::bind(mouseWheelMoved, _1, &sceneManager));

        //Torus Material
        SimpleMaterialUnrecPtr TheTorusMaterial = SimpleMaterial::create();
        TheTorusMaterial->setAmbient(Color3f(0.3,0.3,0.3));
        TheTorusMaterial->setDiffuse(Color3f(0.7,0.7,0.7));
        TheTorusMaterial->setSpecular(Color3f(1.0,1.0,1.0));
        TheTorusMaterial->setShininess(20.0);

        //Torus Geometry
        GeometryUnrecPtr TorusGeometry = makeTorusGeo(.5, 2, 32, 32);
        TorusGeometry->setMaterial(TheTorusMaterial);

        NodeUnrecPtr TorusGeometryNode = Node::create();
        TorusGeometryNode->setCore(TorusGeometry);

        //Make Torus Node
        NodeUnrecPtr TorusNode = Node::create();
        TransformUnrecPtr TorusNodeTrans = Transform::create();
        setName(TorusNodeTrans, std::string("TorusNodeTransformationCore"));

        TorusNode->setCore(TorusNodeTrans);
        TorusNode->addChild(TorusGeometryNode);

        //Make Main Scene Node
        NodeUnrecPtr scene = Node::create();
        ComponentTransformUnrecPtr Trans = ComponentTransform::create();
        setName(Trans, std::string("MainTransformationCore"));
        scene->setCore(Trans);

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

        AnimationGroupUnrecPtr TheAnimation = setupAnimation(TheTorusMaterial, TorusNodeTrans);
        TutorialWindow->connectKeyPressed(boost::bind(keyPressed, _1,
                                                      TheAnimation.get(),
                                                      TutorialWindow.get()));
        TheAnimation->attachUpdateProducer(TutorialWindow);
        TheAnimation->start();

        // tell the manager what to manage
        sceneManager.setRoot  (scene);

        //Create the Documentation
        SimpleScreenDoc TheSimpleScreenDoc(&sceneManager, TutorialWindow);

        // show the whole scene
        sceneManager.showAll();


        Vec2f WinSize(TutorialWindow->getDesktopSize() * 0.85f);
        Pnt2f WinPos((TutorialWindow->getDesktopSize() - WinSize) *0.5);
        TutorialWindow->openWindow(WinPos,
                                   WinSize,
                                   "07AnimationGroup");

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

    osgExit();

    return 0;
}

void PlaneMoveManipulator::onCreate(const PlaneMoveManipulator* source)
{
    // Skip direct parent, don't want the default geometry creation
    Transform::onCreate(source);

    SimpleMaterialUnrecPtr pMat = SimpleMaterial::create();
    pMat->setDiffuse(Color3f(.5, .5, .5));
    pMat->setLit    (false              );
    setMaterialX(pMat);

    pMat = SimpleMaterial::create();
    pMat->setDiffuse(Color3f(0, 1, 0));
    pMat->setLit    (false           );
    LineChunkUnrecPtr lc = LineChunk::create();
    lc->setWidth(3);
    pMat->addChunk(lc);
    setMaterialY(pMat);

    pMat = SimpleMaterial::create();
    pMat->setDiffuse(Color3f(0., 0., 1.));
    pMat->setLit    (true               );
    setMaterialZ(pMat);

//    SimpleMaterial *simpleMat;
//    Geometry       *geo;

    setExternalUpdateHandler(NULL);

    // add a name attachment
    NameUnrecPtr nameN = Name::create();
    nameN->editFieldPtr()->setValue("XYManipulator");
    addAttachment(nameN);

    // make the axis line. Not really a handle, but easier to manage this way.
       
    GeoBuilder b;
    
    b.vertex(Pnt3f(0,0,0));
    b.vertex(Pnt3f(0,getLength()[1],0));
    
    b.line(0, 1);
    
    GeometryUnrecPtr g = b.getGeometry();
    
    g->setMaterial(getMaterialY());
    
    NodeUnrecPtr pNode = makeNodeFor(g);
    setTransYNode(pNode);

    // make the plane handle

    pNode = Node::create();
    setTransXNode(pNode);

    g = makePlaneGeo(getLength()[0] / 2.f, getLength()[2] / 2.f, 1, 1);
    g->setMaterial(getMaterialX());   
    pNode = makeNodeFor(g);
    
    OSG::ComponentTransformUnrecPtr transHandleXC = ComponentTransform::create();

    setHandleXNode(pNode);

    getTransXNode()->setCore (transHandleXC   );
    getTransXNode()->addChild(getHandleXNode());

    transHandleXC->setTranslation(Vec3f(0, getLength()[1], 0));
    transHandleXC->setRotation   (Quaternion(Vec3f(1, 0, 0), osgDegree2Rad(90)));

    //
    // make the rotate handle

    pNode = Node::create();
    setTransZNode(pNode);

    g = makeCylinderGeo(0.05f, 0.1f, 16, true, true, true);
    g->setMaterial(getMaterialZ());   
    pNode = makeNodeFor(g);
    
    OSG::ComponentTransformUnrecPtr transHandleZC = ComponentTransform::create();

    setHandleZNode(pNode);

    getTransZNode()->setCore (transHandleZC   );
    getTransZNode()->addChild(getHandleZNode());

    transHandleZC->setTranslation(Vec3f(0, getLength()[1], 0));

    commitChanges();
}