Example #1
0
//! Copy Constructor
DVRVolume::DVRVolume(const DVRVolume &source) :
    Inherited         (source),
    drawStyleListValid(false ),
    textureManager    (this  ),
    shadingInitialized(false )
{
    SINFO << "DVRVolume::DVRVolume(const DVRVolume &source) this: "
          << this << std::endl;

    //!! FIXME:
    //!! This is only performed during instantiation of real objects
    //!! Which is only done with the copy constructor
    //!!
    //!! Otherwise my code cores - (maybe the copy constructor of FCPtr is 
    //!! broken?!)

    DVRVolumePtr ptr(*this);
    
    // Fake material for render action
    SimpleMaterialPtr m = SimpleMaterial::create();

    beginEditCP(m);
    {
        m->setTransparency(0.001f                );
        m->setLit         (false                 );
        m->setDiffuse     (Color3f(1.0, 1.0, 1.0));
        m->setAmbient     (Color3f(1.0, 1.0, 1.0));
    }
    endEditCP(m);
    
    // Chunk material as storage fieldcontainer for textures
    ChunkMaterialPtr cm = SimpleMaterial::create();

    // Add all
    beginEditCP(ptr, RenderMaterialFieldMask | TextureStorageFieldMask);
    {
        setRenderMaterial(m );
        setTextureStorage(cm);
    }
    endEditCP  (ptr, RenderMaterialFieldMask | TextureStorageFieldMask);

    commonConstructor();
}
Example #2
0
NodePtr createScenegraph(){
    
    SimpleMaterialPtr simpleMaterial = SimpleMaterial::create();

    beginEditCP (simpleMaterial,    SimpleMaterial::DiffuseFieldMask |
                                    SimpleMaterial::AmbientFieldMask |
                                    SimpleMaterial::TransparencyFieldMask);
                
        simpleMaterial->setDiffuse(Color3f(1,0,0));
        simpleMaterial->setAmbient(Color3f(0.2, 0.2, 0.2));
        simpleMaterial->setTransparency(0.5);

    endEditCP   (simpleMaterial,    SimpleMaterial::DiffuseFieldMask |
                                    SimpleMaterial::AmbientFieldMask |
                                    SimpleMaterial::TransparencyFieldMask);
                                    
    NodePtr simpleMaterialNode = Node::create();
    NodePtr sphere = makeSphere(2,6);
    
    MaterialGroupPtr mg = MaterialGroup::create();
    beginEditCP(mg);
        mg->setMaterial(simpleMaterial);
    endEditCP(mg);
    
    beginEditCP(simpleMaterialNode);
        simpleMaterialNode->setCore(mg);
        simpleMaterialNode->addChild(sphere);
    endEditCP(simpleMaterialNode);
    
    NodePtr root = Node::create();
    
    beginEditCP(root);
        root->setCore(Group::create());
        root->addChild(simpleMaterialNode);
    endEditCP(root);
    
    return root;
}
Example #3
0
NodePtr Puck::init()
{
	// CREATE THE PUCK
    NodePtr puck_trans_node = makeCoredNode<Transform>(&transPtr);
    beginEditCP(transPtr);
	{
		transPtr->getMatrix().setTranslate(position[0],position[1],position[2]);
	}
    endEditCP(transPtr);


    NodePtr puck = OSG::makeCylinder(PUCK_HALF_HEIGHT*2.0,radius, 32, true, true ,true);
    beginEditCP(puck_trans_node);
	{
		puck_trans_node->addChild(puck);
	}
    endEditCP(puck_trans_node);

    SimpleMaterialPtr puck_mat = SimpleMaterial::create();
    beginEditCP(puck_mat);
	{
		puck_mat->setAmbient(Color3f(0.0,0.0,0.0));
		puck_mat->setDiffuse(Color3f(1.0,0.0,0.0));
	}
    endEditCP(puck_mat);

    GeometryPtr puck_geo = GeometryPtr::dcast(puck->getCore());
    beginEditCP(puck_geo);
		puck_geo->setMaterial(puck_mat);
    beginEditCP(puck_geo);

	/////////////////////////////
	// SETUP THE INTERSECTION TEST COMPONENTS
	// Create a small geometry to show the ray and what was hit
    // Contains a line and a single triangle.
    // The line shows the ray, the triangle whatever was hit.
	isectPoints = GeoPositions3f::create();
    beginEditCP(isectPoints);
    {
        isectPoints->addValue(Pnt3f(0,0,0));
        isectPoints->addValue(Pnt3f(0,0,0));
        isectPoints->addValue(Pnt3f(0,0,0));
        isectPoints->addValue(Pnt3f(0,0,0));
        isectPoints->addValue(Pnt3f(0,0,0));
    }
    endEditCP(isectPoints);
	GeoIndicesUI32Ptr index = GeoIndicesUI32::create();     
    beginEditCP(index);
    {
        index->addValue(0);
        index->addValue(1);
        index->addValue(2);
        index->addValue(3);
        index->addValue(4);
    }
    endEditCP(index);

    GeoPLengthsUI32Ptr lens = GeoPLengthsUI32::create();    
    beginEditCP(lens);
    {
        lens->addValue(2);
        lens->addValue(3);
    }
    endEditCP(lens);
    
    GeoPTypesUI8Ptr type = GeoPTypesUI8::create();  
    beginEditCP(type);
    {
        type->addValue(GL_LINES);
        type->addValue(GL_TRIANGLES);
    }
    endEditCP(type);
    
    SimpleMaterialPtr red = SimpleMaterial::create();
    
    beginEditCP(red);
    {
        red->setDiffuse     (Color3f( 1,0,0 ));   
        red->setTransparency(0.5);   
        red->setLit         (false);   
    }
    endEditCP  (red);

    testgeocore = Geometry::create();
    beginEditCP(testgeocore);
    {
        testgeocore->setPositions(isectPoints);
        testgeocore->setIndices(index);
        testgeocore->setLengths(lens);
        testgeocore->setTypes(type);
        testgeocore->setMaterial(red);
    }
    endEditCP(testgeocore);   

	NodePtr testgeo = Node::create();
    beginEditCP(testgeo);
    {
        testgeo->setCore(testgeocore);
    }
    endEditCP(testgeo);
    
	beginEditCP(puck_trans_node);
	{
		puck_trans_node->addChild(testgeo);
	}


	return puck_trans_node;
}
Example #4
0
// Initialize GLUT & OpenSG and set up the scene
int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // GLUT init
    int winid = setupGLUT(&argc, argv);

    // the connection between GLUT and OpenSG
    GLUTWindowPtr gwin= GLUTWindow::create();
    gwin->setId(winid);
    gwin->init();
   
    // Create the Scene
    NodePtr scene = Node::create();
    GroupPtr grcore = Group::create();
    
    beginEditCP(scene);
    scene->setCore(grcore);

    // Add a Torus for background
    
    scene->addChild(makeTorus(.2, 2, 16, 16));

    // The actual creation of the functors is a little complicated.
    // Mainly because the braindead M$ compiler has problems with, you have to
    // explicitly create the functor for the right combination of return value
    // type, number of arguments and argument types (values, pointers,
    // references, etc.) and whether it is a function, a static method or an
    // instance method.
    // Given that the signatures of the draw and volumeUpdate functions are
    // fixed, the three variants shown here should cover all the bases

    // Add the DrawFunctor node for standard functions
    
    NodePtr df = Node::create();
    DrawFunctorCorePtr func = DrawFunctorCore::create();

    beginEditCP(func);
    func->setMaterial(getDefaultUnlitMaterial());  
    
    func->setDraw(
        osgTypedFunctionFunctor1Ptr< Action::ResultE, DrawActionBase >(draw));
            
    func->setVolumeUpdate(
        osgTypedFunctionVoidFunctor1Ptr< Volume >(volUpdate));
            
    endEditCP(func);

    beginEditCP(df);
    df->setCore(func);
    endEditCP(df);

    scene->addChild(df);

    // Some transparent material
    // Even though the DrawFunctorCore can do any kind of OpenGL functions, the
    // Material of the Core is used to decide whether the node should be sorted
    // and rendered last
    
    SimpleMaterialPtr transmat = SimpleMaterial::create();
    
    beginEditCP(transmat);
    transmat->setTransparency(0.1);  // The actual value is overriden by the draw
                                // anyway, but it has to be != 0 to be
                                // considered transparent
    transmat->setLit(false);
    endEditCP(transmat);
    
    // Add the DrawFunctor node for static methods of a class
    // Static methods are pretty much the same as functions
    
    NodePtr dfsm = Node::create();
    DrawFunctorCorePtr funcsm = DrawFunctorCore::create();

    beginEditCP(funcsm);
    funcsm->setMaterial(transmat);    
    
    funcsm->setDraw(
        osgTypedFunctionFunctor1Ptr< Action::ResultE, DrawActionBase >(
            &SWrapper::draw));
            
    funcsm->setVolumeUpdate(
        osgTypedFunctionVoidFunctor1Ptr< Volume >(&SWrapper::volUpdate));
    
    endEditCP(funcsm);

    beginEditCP(dfsm);
    dfsm->setCore(funcsm);
    endEditCP(dfsm);

    scene->addChild(dfsm);

    // Add the DrawFunctor node for methods
    // The functor creation functions need the type of the object for which
    // methods should be called.
    
    Wrapper wrap(Color4f(0,1,0,.3));
    
    NodePtr dfm = Node::create();
    DrawFunctorCorePtr funcm = DrawFunctorCore::create();

    beginEditCP(funcm);

    funcm->setMaterial(transmat);    

    funcm->setDraw(
        osgTypedMethodFunctor1ObjPtr< Action::ResultE, Wrapper, DrawActionBase >(
            &wrap, &Wrapper::draw));

    funcm->setVolumeUpdate(
        osgTypedMethodVoidFunctor1ObjPtr< Wrapper, Volume >(
            &wrap, &Wrapper::volUpdate));

    endEditCP(funcm);

    beginEditCP(dfm);
    dfm->setCore(funcm);
    endEditCP(dfm);

    scene->addChild(dfm);
    
    // Add a Sphere, just for fun
    
    scene->addChild(makeLatLongSphere(16,16,.4));


    endEditCP(scene);
    
    // create the SimpleSceneManager helper
    mgr = new SimpleSceneManager;

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

    // show the whole scene
    mgr->showAll();
    
    // GLUT main loop
    glutMainLoop();

    return 0;
}
Example #5
0
// Initialize GLUT & OpenSG and set up the scene
int main(int argc, char **argv)
{
    // OSG init
    osgInit(argc,argv);

    // GLUT init
    int winid = setupGLUT(&argc, argv);

    // the connection between GLUT and OpenSG
    GLUTWindowPtr gwin= GLUTWindow::create();
    gwin->setId(winid);
    gwin->init();

    // The scene group
    
    NodePtr  scene = Node::create();
    GroupPtr g     = Group::create();
    
    beginEditCP(scene, Node::CoreFieldMask | Node::ChildrenFieldMask);
    scene->setCore(g);
    
    if(argc < 2)
    {
        FWARNING(("No file given!\n"));
        FWARNING(("Supported file formats:\n"));
        
        std::list<const char*> suffixes;
        SceneFileHandler::the().getSuffixList(suffixes);
        
        for(std::list<const char*>::iterator it  = suffixes.begin();
                                             it != suffixes.end();
                                           ++it)
        {
            FWARNING(("%s\n", *it));
        }

        fileroot = makeTorus(.5, 2, 16, 16);
    }
    else
    {
        /*
            All scene file loading is handled via the SceneFileHandler.
        */
        fileroot = SceneFileHandler::the().read(argv[1]);
    }

    scene->addChild(fileroot);
    
    // Create a small geometry to show the ray and what was hit
    // Contains a line and a single triangle.
    // The line shows the ray, the triangle whatever was hit.
    
    SimpleMaterialPtr red = SimpleMaterial::create();
    
    beginEditCP(red);
    {
        red->setDiffuse     (Color3f( 1,0,0 ));   
        red->setTransparency(0.5);   
        red->setLit         (false);   
    }
    endEditCP  (red);

    isectPoints = GeoPositions3f::create();
    beginEditCP(isectPoints);
    {
        isectPoints->addValue(Pnt3f(0,0,0));
        isectPoints->addValue(Pnt3f(0,0,0));
        isectPoints->addValue(Pnt3f(0,0,0));
        isectPoints->addValue(Pnt3f(0,0,0));
        isectPoints->addValue(Pnt3f(0,0,0));
        isectPoints->addValue(Pnt3f(0,0,0));
        isectPoints->addValue(Pnt3f(0,0,0));
    }
    endEditCP(isectPoints);

    GeoIndicesUI32Ptr index = GeoIndicesUI32::create();     
    beginEditCP(index);
    {
        index->addValue(0);
        index->addValue(1);
        index->addValue(2);
        index->addValue(3);
        index->addValue(4);
        index->addValue(5);
        index->addValue(6);
    }
    endEditCP(index);

    GeoPLengthsUI32Ptr lens = GeoPLengthsUI32::create();    
    beginEditCP(lens);
    {
        lens->addValue(4);
        lens->addValue(3);
    }
    endEditCP(lens);
    
    GeoPTypesUI8Ptr type = GeoPTypesUI8::create();  
    beginEditCP(type);
    {
        type->addValue(GL_LINES);
        type->addValue(GL_TRIANGLES);
    }
    endEditCP(type);

    testgeocore = Geometry::create();
    beginEditCP(testgeocore);
    {
        testgeocore->setPositions(isectPoints);
        testgeocore->setIndices(index);
        testgeocore->setLengths(lens);
        testgeocore->setTypes(type);
        testgeocore->setMaterial(red);
    }
    endEditCP(testgeocore);   
    
    NodePtr testgeo = Node::create();
    beginEditCP(testgeo);
    {
        testgeo->setCore(testgeocore);
    }
    endEditCP(testgeo);
    
    scene->addChild(testgeo);
    endEditCP(scene);

    // create the SimpleSceneManager helper
    mgr = new SimpleSceneManager;

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

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

    mgr->getCamera()->setNear(mgr->getCamera()->getNear() / 10);

    // Show the bounding volumes? Not for now
    mgr->getAction()->setVolumeDrawing(false);
    
    // GLUT main loop
    glutMainLoop();

    return 0;

    // GLUT main loop
    glutMainLoop();

    return 0;
}