示例#1
0
// react to keys
void keyboard(unsigned char k, int , int )
{
    switch(k)
    {
        case 27:
            onExit();
            OSG::osgExit();
            exit(0);
        break;
        case 'f':
            g_mgr->setNavigationMode(OSG::Navigator::FLY);
        break;
        case 't':
            g_mgr->setNavigationMode(OSG::Navigator::TRACKBALL);
        break;
        case 'q':
            g_mgr->setStatistics(true);
        break;
        case 'w':
            g_mgr->setStatistics(false);
        break;
        case 'r':
        {
            bool useTrav = !g_mgr->getUseTraversalAction();
            g_mgr->setUseTraversalAction(useTrav);
            printf("Using %s action.\n", useTrav ? "render traversal" : "render");
        }
        break;
    }
}
// react to keys
void keyboard(unsigned char k, int, int)
{
    switch(k)
    {
        case 27:    
        {
#ifdef OSG_WITH_NVPERFSDK
            NVPMShutdown();
#endif
            mgr      = NULL;

            tact     = NULL;
            debugact = NULL;
            
            scene    = NULL;
            mainwin  = NULL;
            debugwin = NULL;
            statfg   = NULL;

            OSG::osgExit();
            exit(0);
        }
        
#ifdef OSG_OLD_RENDER_ACTION
        case 'v':
        {
            mgr->getAction()->setVolumeDrawing(
                                    !mgr->getAction()->getVolumeDrawing());
		    std::cerr << "Volume Drawing: " 
                      << (mgr->getAction()->getVolumeDrawing()?"on":"off") 
                      << std::endl;
        }
        
        case 'z':
        {
            OSG::RenderAction *ract = 
                dynamic_cast<OSG::RenderAction *>(mgr->getAction());

            ract->setZWriteTrans(!ract->getZWriteTrans());

		    std::cerr << "Switch TransZWrite to " 
                      << (ract->getZWriteTrans()?"on":"off") 
                      << std::endl;
             
        }
        break;
#endif

        case 'r':
        {
            initElements();
            bool buseTrav = mgr->getUseTraversalAction();
            buseTrav = !buseTrav;
            mgr->setUseTraversalAction(buseTrav);
         }
         break;

#ifdef OSG_OLD_RENDER_ACTION
        case 'n':
            fprintf(stderr, "1) set s sorting to %d\n", act->getStateSorting());
            act->setStateSorting(!act->getStateSorting());
            fprintf(stderr, "2) set s sorting to %d\n", act->getStateSorting());
            break;
#endif

        case 'k':
            tact->setKeyGen(0);
            break;

        case 's':
        {
            OSG::UInt32 uiSId = OSG::SimpleSHLChunk  ::getStaticClassId() & 0x000003FF;
            OSG::UInt32 uiTId = OSG::TextureBaseChunk::getStaticClassId() & 0x000003FF;
            OSG::UInt32 uiMId = OSG::MaterialChunk   ::getStaticClassId() & 0x000003FF;
            
  
            OSG::UInt32 uiKeyGen = (uiSId) | (uiTId << 10) | (uiMId << 20);

            tact->setKeyGen(uiKeyGen);
        }
        break;

        case 'g':
            bGLFinish = !bGLFinish;
            tact->setUseGLFinish(bGLFinish);
#ifdef OSG_OLD_RENDER_ACTION
            act->setUseGLFinish(bGLFinish);
#endif
            break;


        case 'C':
        {
            OSG::Real32 cov = tact->getOcclusionCullingCoveredThreshold();
            cov+=0.1f;
            tact->setOcclusionCullingCoveredThreshold(cov);
            std::cout << "Covered Threshold now: " << cov << std::endl;
        }
        break;
            
        case 'c':
        {
            OSG::Real32 cov1 = tact->getOcclusionCullingCoveredThreshold();
            cov1-=0.1f;
            tact->setOcclusionCullingCoveredThreshold(cov1);
            std::cout << "Covered Threshold now: " << cov1 << std::endl;
        }
            break;

        case 'M':
        {
            OSG::UInt32 minFSize = tact->getOcclusionCullingMinimumFeatureSize();
            minFSize+=1;
            tact->setOcclusionCullingMinimumFeatureSize(minFSize);
            std::cout << "Minimum Feature Size now: " << minFSize << std::endl;
        }
        break;
            
        case 'm':
        {
            OSG::UInt32 small1 = tact->getOcclusionCullingMinimumFeatureSize();
            small1-=1;
            tact->setOcclusionCullingMinimumFeatureSize(small1);
            std::cout << "Minimum Feature Size now: " << small1 << std::endl;
        }
        break;
        
        case 'I':
        {
            OSG::UInt32 visT = tact->getOcclusionCullingVisibilityThreshold();
            visT+=1;
            tact->setOcclusionCullingVisibilityThreshold(visT);
            std::cout << "Visibility Threshold now: " << visT << std::endl;
        }
        break;

        case 'i':
        {
            OSG::UInt32 visTa = tact->getOcclusionCullingVisibilityThreshold();
            visTa-=1;
            tact->setOcclusionCullingVisibilityThreshold(visTa);
            std::cout << "Visibility Threshold now: " << visTa << std::endl;
        }
        break;

        case 'l':
        {
            OSG::UInt32 numLev = tact->getScreenLODNumLevels();
            numLev-=1;
            tact->setScreenLODNumLevels(numLev);
            std::cout << "LOD's in use now: " << numLev << std::endl;
        }
        break;

        case 'L':
        {
            OSG::UInt32 numLeva = tact->getScreenLODNumLevels();
            numLeva+=1;
            tact->setScreenLODNumLevels(numLeva);
            std::cout << "LOD's in use now: " << numLeva << std::endl;
        }
        break;

        case 'B':
        {
            OSG::UInt32 bfsz = tact->getOcclusionCullingQueryBufferSize();
            bfsz+=200;
            tact->setOcclusionCullingQueryBufferSize(bfsz);
            std::cout << "Query Buffer Size now: " << bfsz << std::endl;
        }
        break;

        case 'b':
        {
            OSG::UInt32 bfsza = tact->getOcclusionCullingQueryBufferSize();
            bfsza-=200;
            tact->setOcclusionCullingQueryBufferSize(bfsza);
            std::cout << "Query Buffer Size now: " << bfsza << std::endl;
        }
        break;

        case 't':
        {
            OSG::UInt32 tcount = tact->getOcclusionCullingMinimumTriangleCount();
            tcount-=50;
            tact->setOcclusionCullingMinimumTriangleCount(tcount);
            std::cout << "Minimum Triangle Count now: " << tcount << std::endl;
        }
        break;

        case 'T':
        {
            OSG::UInt32 tcounta = tact->getOcclusionCullingMinimumTriangleCount();
            tcounta+=50;
            tact->setOcclusionCullingMinimumTriangleCount(tcounta);
            std::cout << "Minimum Triangle Count now: " << tcounta << std::endl;
        }
        break;

        case 'H':
        {
            OSG::UInt32 mfsa = 0;
            OSG::Real32 sfta = 0.0f;
            tact->setOcclusionCullingMinimumFeatureSize(mfsa);
            tact->setOcclusionCullingVisibilityThreshold(mfsa);
            tact->setScreenLODCoverageThreshold(sfta);
            std::cout << "High Resolution Mode" << std::endl;
        }
        break;

        case 'h':
        {
            OSG::UInt32 mfs = 1000;
            OSG::Real32 sft = 0.15f;
            tact->setOcclusionCullingMinimumFeatureSize(mfs);
            tact->setOcclusionCullingVisibilityThreshold(mfs);
            tact->setScreenLODCoverageThreshold(sft);
            std::cout << "Low Resolution Mode" << std::endl;
        }
        break;

        case 'P':
        {
            OSG::Real32 cover = tact->getScreenLODCoverageThreshold();
            cover+=0.001f;
            tact->setScreenLODCoverageThreshold(cover);
            std::cout << "ScreenLOD Coverage Threshold now: " << cover << std::endl;
        }
        break;
            
        case 'p':
        {
            OSG::Real32 covera = tact->getScreenLODCoverageThreshold();
            covera-=0.001f;
            tact->setScreenLODCoverageThreshold(covera);
            std::cout << "ScreenLOD Coverage Threshold now: " << covera << std::endl;
        }
        break;

        case 'D':
        {
            OSG::Real32 user_dega = tact->getScreenLODDegradationFactor();
            user_dega+=0.01f;
            tact->setScreenLODDegradationFactor(user_dega);
            std::cout << "ScreenLOD User Degradation Factor now: " << user_dega << std::endl;
        }
        break;

        case 'd':
        {
            OSG::Real32 user_deg = tact->getScreenLODDegradationFactor();
            user_deg-=0.01f;
            tact->setScreenLODDegradationFactor(user_deg);
            std::cout << "ScreenLOD User Degradation Factor now: " << user_deg << std::endl;
        }
        break;
        
        case 'N':
        {
            OSG::Real32 coverb = tact->getScreenLODCoverageThreshold();
            coverb=0.0;
            tact->setScreenLODCoverageThreshold(coverb);
            std::cout << "ScreenLOD Coverage Threshold now: " << coverb << std::endl;
        }
        break;

        case 'o':
        {
            tact->setOcclusionCulling(false);
            std::cout << "OCC Off" << std::endl;
        }
        break;

        case 'O':
        {
            tact->setOcclusionCulling(true);
            std::cout << "OCC On" << std::endl;
        }
        break;

        case 'f':
        {
            std::cout << "Freeze Occlusion result" << std::endl;
            
            //initElements();
            mgr->setUseTraversalAction(false);
            
            // Render stuff that is visible and tested
            mgr->getWindow()->getPort(0)->setTravMask(0x5);
        }
        break;
        
        case 'F':
        {
            std::cout << "Unfreeze Occlusion result" << std::endl;
            
            //initElements();
            mgr->setUseTraversalAction(true);
            
            mgr->getWindow()->getPort(0)->setTravMask(0xffffffff);
        }
        break;

        case 'W':
        {
            std::string sss = "out.osb";
            OSG::SceneFileHandler::the()->write(scene, sss.c_str());
        }
        break;

#ifdef OSG_WITH_NVPERFSDK
        case 'e':
            runExperiment = true;
            break;
#endif
    }

    redisplay();
}