C++ SimpleSceneManagerRefPtr::getCamera方法代码示例

static void connectCluster(void)
{
    if(_cluster_win != NULL)
        return;

    OSG::Viewport *clientvp = _client_win->getPort(0);
    
    // create the viewports for the cluster just a simple one ...
    OSG::ViewportUnrecPtr vp = OSG::Viewport::create();

    vp->setCamera    (_mgr->getCamera());
    vp->setBackground(clientvp->getBackground());
    vp->setRoot      (clientvp->getRoot());
    vp->setSize      (0,0, 1,1);

    // the connection between this client and the servers
    _cluster_win = OSG::MultiDisplayWindow::create();

    // all changes must be enclosed in beginEditCP and endEditCP
    // otherwise the changes will not be transfered over the network.

    for(OSG::UInt32 i=0;i<_pipenames.size();++i)
        _cluster_win->editMFServers()->push_back(_pipenames[i]);
    // dummy size for navigator
    _cluster_win->setSize(300,300);
    _cluster_win->addPort(vp);

    OSG::Thread::getCurrentChangeList()->commitChangesAndClear();
    OSG::Thread::getCurrentChangeList()->fillFromCurrentState();
    OSG::Thread::getCurrentChangeList()->dump();
    // create from the current state a changelist.

    // initialize window
    _cluster_win->init();

    // apply changelist to the servers
    _cluster_win->render((OSG::RenderAction *) _mgr->getRenderAction());

    // clear changelist
    OSG::Thread::getCurrentChangeList()->clear();

    glutPostRedisplay();
}

//.........这里部分代码省略.........
                break;
            }

        case '3':
            {
                svp->setShadowMode(OSG::ShadowStage::PERSPECTIVE_SHADOW_MAP);
                SLOG << "ShadowMode is: PERSPECTIVE_SHADOW_MAP" << OSG::endLog;
                break;
            }

        case '4':
            {
                svp->setShadowMode(OSG::ShadowStage::DITHER_SHADOW_MAP);
                SLOG << "ShadowMode is: DITHER_SHADOW_MAP" << OSG::endLog;
                break;
            }

        case '5':
            {
                svp->setShadowMode(OSG::ShadowStage::PCF_SHADOW_MAP);
                svp->setShadowSmoothness(0.5);
                SLOG << "ShadowMode is: PCF_SHADOW_MAP" << OSG::endLog;
                break;
            }

       case '6':
            {
                svp->setShadowMode(OSG::ShadowStage::PCF2_SHADOW_MAP);
                svp->setShadowSmoothness(0.5);
                SLOG << "ShadowMode is: PCF2_SHADOW_MAP" << OSG::endLog;
                break;
            }

        case '7':
            {
                svp->setShadowMode(OSG::ShadowStage::PCSS_SHADOW_MAP);
                svp->setShadowSmoothness(1.0);
                SLOG << "ShadowMode is: PCSS_SHADOW_MAP" << OSG::endLog;
                break;
            }

        case '8':
            {
                svp->setShadowMode(OSG::ShadowStage::VARIANCE_SHADOW_MAP);
                svp->setShadowSmoothness(0.5);
                SLOG << "ShadowMode is: VARIANCE_SHADOW_MAP" << OSG::endLog;
                break;
            }

        case 'y':
            {
                svp->setMapSize(512);
                SLOG << "ShadowMapSize is: 512" << OSG::endLog;
                break;
            }

        case 'x':
            {
                svp->setMapSize(1024);
                SLOG << "ShadowMapSize is: 1024" << OSG::endLog;
                break;
            }

        case 'c':
            {
                svp->setMapSize(2048);
                SLOG << "ShadowMapSize is: 2048" << OSG::endLog;
                break;
            }

        case '+':
            {
                OSG::Real32  t = svp->getShadowSmoothness();

                svp->setShadowSmoothness(t + 0.1);
                SLOG << "ShadowSmoothness is: " << (t + 0.1) << OSG::endLog;
                break;
            }

        case '-':
            {
                OSG::Real32  t = svp->getShadowSmoothness();

                svp->setShadowSmoothness(t - 0.1);
                SLOG << "ShadowSmoothness is: " << (t - 0.1) << OSG::endLog;
                break;
            }
        case 'a':
        {
            bAnim = !bAnim;
        }
        break;
    }

    SLOG << "cam near " << mgr->getCamera()->getNear()
         << " cam far " << mgr->getCamera()->getFar()
         << std::endl;

    glutPostRedisplay();
}

//.........这里部分代码省略.........
    scene->addChild(stones);
    scene->addChild(dinos);

    svp = OSG::ShadowStage::create();
    OSG::GradientBackgroundUnrecPtr   gbg = OSG::GradientBackground::create();
    OSG::SolidBackgroundUnrecPtr      sbg = OSG::SolidBackground::create();

    gbg->addLine(OSG::Color3f(0.7f, 0.7f, 0.8f), 0);
    gbg->addLine(OSG::Color3f(0.0f, 0.1f, 0.3f), 1);

    rootNode->setCore(svp);

    rootNode->addChild(light1);
    rootNode->addChild(light1_beacon);
    rootNode->addChild(light2_beacon);
    rootNode->addChild(cam_beacon);

    // Shadow viewport
#ifdef SHADOW_CHECK
    svp->setBackground(gbg);
    svp->setRoot(rootNode);
    svp->setSize(0, 0, 1, 1);
#endif
    //svp->setOffFactor(4.0);
    //svp->setOffBias(8.0);
    //used to set global shadow intensity, ignores shadow intensity from light sources if != 0.0
    //svp->setGlobalShadowIntensity(0.8);
    svp->setMapSize(1024);
    //ShadowSmoothness used for PCF_SHADOW_MAP and VARIANCE_SHADOW_MAP, defines Filter Width. Range can be 0.0 ... 1.0.
    //ShadowSmoothness also used to define the light size for PCSS_SHADOW_MAP
    svp->setShadowSmoothness(0.5);
    // add light sources here
    //svp->editMFLightNodes  ()->push_back(light1);
    //svp->editMFLightNodes  ()->push_back(light2);
    svp->editMFExcludeNodes()->push_back(obj1_trans_node);
    svp->setAutoSearchForLights(true);

    //one active light at startup
    _light2_core->setOn(true);
    _light2_core->setAmbient(0.3f, 0.3f, 0.3f, 1);
    _light2_core->setDiffuse(0.8f, 0.8f, 0.8f, 1);

    _light1_core->setOn(false);
    _light1_core->setAmbient(0.3, 0.3, 0.3, 1);
    _light1_core->setDiffuse(0.8, 0.8, 0.8, 1);

    gwin->setGlutId(winid);
#ifdef SHADOW_CHECK
    gwin->addPort(svp);
#endif

    gwin->init();

    OSG::Vec3f                   min, max;
    rootNode->updateVolume();
    rootNode->getVolume().getBounds(min, max);

    // create the SimpleSceneManager helper
    mgr = OSG::SimpleSceneManager::create();

    mgr->setWindow(gwin);
    mgr->setCamera(Pcamera);
    mgr->setRoot(rootNode);

    _navigator.setMode(OSG::Navigator::TRACKBALL);

#ifdef SHADOW_CHECK
    _navigator.setViewport(svp);
#endif
    _navigator.setCameraTransformation(cam_beacon);


    OSG::Vec3f                   up(0,1,0);
    OSG::Pnt3f                   at(0,0,0);
    OSG::Pnt3f                   from(0.0f,-100.1f,20.0f);

    _navigator.set(from, at, up);

    _navigator.setMotionFactor(0.5f);


#ifdef SHADOW_CHECK
    svp->setCamera(Pcamera);
#endif

    //activate Framecounter
    startFpsCounter();

//    dynamic_cast<RenderAction *>(mgr->getAction())->setLocalLights(true);
    mgr->turnHeadlightOff();

    mgr->showAll();

    mgr->getCamera()->setNear(      1.0f);
    mgr->getCamera()->setFar (1000000.f );

    _navigator.setViewport(gwin->getPort(0));

    return 0;
}

//.........这里部分代码省略.........
        OSG::GroupRefPtr g     = OSG::Group::create();
        
        scene->setCore(g);
        
        if(argc < 2)
        {
            FWARNING(("No file given!\n"));
            FWARNING(("Supported file formats:\n"));
            
            std::list<const char*> suffixes;
            OSG::SceneFileHandler::the()->getSuffixList(suffixes);
            
            for(std::list<const char*>::iterator it  = suffixes.begin();
                                                 it != suffixes.end();
                                               ++it)
            {
                FWARNING(("%s\n", *it));
            }
    
            fileroot = OSG::makeTorus(.5, 2, 16, 16);
        }
        else
        {
            fileroot = OSG::SceneFileHandler::the()->read(argv[1]);
            /*
                All scene file loading is handled via the SceneFileHandler.
            */
        }
    
        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.
        
        OSG::SimpleMaterialRefPtr red = OSG::SimpleMaterial::create();
        
        red->setDiffuse     (OSG::Color3f( 1,0,0 ));   
        red->setTransparency(0.5);   
        red->setLit         (false);   
    
        isectPoints = OSG::GeoPnt3fProperty::create();
        isectPoints->addValue(OSG::Pnt3f(0,0,0));
        isectPoints->addValue(OSG::Pnt3f(0,0,0));
        isectPoints->addValue(OSG::Pnt3f(0,0,0));
        isectPoints->addValue(OSG::Pnt3f(0,0,0));
        isectPoints->addValue(OSG::Pnt3f(0,0,0));
    
        OSG::GeoUInt32PropertyRefPtr index = OSG::GeoUInt32Property::create();
        index->addValue(0);
        index->addValue(1);
        index->addValue(2);
        index->addValue(3);
        index->addValue(4);
    
        OSG::GeoUInt32PropertyRefPtr lens = OSG::GeoUInt32Property::create();
        lens->addValue(2);
        lens->addValue(3);
        
        OSG::GeoUInt8PropertyRefPtr type = OSG::GeoUInt8Property::create();
        type->addValue(GL_LINES);
        type->addValue(GL_TRIANGLES);
    
        testgeocore = OSG::Geometry::create();
        testgeocore->setPositions(isectPoints);
        testgeocore->setIndices(index);
        testgeocore->setLengths(lens);
        testgeocore->setTypes(type);
        testgeocore->setMaterial(red);
        
        OSG::NodeRefPtr testgeo = OSG::Node::create();
        testgeo->setCore(testgeocore);
        
        scene->addChild(testgeo);
    
        // create the SimpleSceneManager helper
        mgr = OSG::SimpleSceneManager::create();
    
        // 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->getRenderAction()->setVolumeDrawing(false);
    
        _idbuff = new IDbuffer();
        _idbuff->setCamera(mgr->getCamera());
        _idbuff->setRoot(scene);
    }
    
    // GLUT main loop
    glutMainLoop();

    return 0;
}