app::perf::perf(SDL_Window *w, int n) : window(w), num(0), tot(0), lim(n), val(0), avg(0)
{
if (NVPMInit() == NVPM_OK)
{
NVPMGetNumCounters(&num);
NVPMEnumCounters(counter);
val = new NVPMSampleValue[num];
avg = new NVPMSampleValue[num];
memset(val, 0, num * sizeof (NVPMSampleValue));
memset(avg, 0, num * sizeof (NVPMSampleValue));
}
}
int main(int argc, char **argv)
{
OSG::osgInit(argc,argv);
if(argc > 1 && !strcmp(argv[1],"-s"))
{
show = false;
argv++;
argc--;
}
if(argc > 1 && !strcmp(argv[1],"-d"))
{
debug = true;
argv++;
argc--;
}
if(argc > 1)
{
scene = OSG::Node::create();
OSG::GroupUnrecPtr g = OSG::Group::create();
scene->setCore(g);
for(OSG::UInt16 i = 1; i < argc; ++i)
scene->addChild(OSG::SceneFileHandler::the()->read(argv[i]));
}
else
{
scene = OSG::makeTorus(.5, 3, 16, 16);
}
// GLUT init
glutInit(&argc, argv);
glutInitDisplayMode(GLUT_RGB | GLUT_DEPTH | GLUT_DOUBLE);
glutInitWindowSize(1024, 768);
mainwinid = glutCreateWindow("OpenSG");
glutReshapeFunc(reshape);
glutDisplayFunc(display);
glutIdleFunc(idle);
glutMouseFunc(mouse);
glutMotionFunc(motion);
glutKeyboardFunc(keyboard);
OSG::GLUTWindowUnrecPtr mainwin=OSG::GLUTWindow::create();
mainwin->setGlutId(mainwinid);
mainwin->init();
// create the SimpleSceneManager helper
mgr = OSG::SimpleSceneManager::create();
// create the window and initial camera/viewport
mgr->setWindow(mainwin);
// tell the manager what to manage
mgr->setRoot (scene);
OSG::commitChanges();
// show the whole scene
mgr->showAll();
mgr->setUseTraversalAction(true);
tact = OSG::RenderAction::create();
#ifdef OSG_OLD_RENDER_ACTION
act = OSG::RenderAction::create();
#endif
debugact = OSG::RenderAction::create();
tact->setOcclusionCulling(true);
// Open the debug window
if(debug)
{
OSG::traverse(scene, initMask);
glutInitWindowSize(800, 400);
debugwinid = glutCreateWindow("OpenSG Occlusion Debugging");
glutReshapeFunc(reshape);
glutDisplayFunc(display);
glutIdleFunc(display);
glutKeyboardFunc(keyboard);
debugwin=OSG::GLUTWindow::create();
debugwin->setGlutId(debugwinid);
debugwin->init();
OSG::ViewportUnrecPtr vp = mainwin->getPort(0);
OSG::ViewportUnrecPtr newvp = OSG::Viewport::create();
newvp->setLeft(0);
newvp->setRight(0.5);
newvp->setBottom(0);
newvp->setTop(1);
newvp->setRoot(vp->getRoot());
newvp->setCamera(vp->getCamera());
newvp->setBackground(vp->getBackground());
newvp->setTravMask(0x1);
debugwin->addPort(newvp);
newvp = OSG::Viewport::create();
newvp->setLeft(0.5);
newvp->setRight(1);
newvp->setBottom(0);
newvp->setTop(1);
newvp->setRoot(vp->getRoot());
newvp->setCamera(vp->getCamera());
newvp->setBackground(vp->getBackground());
newvp->setTravMask(0x2);
debugwin->addPort(newvp);
tact->setOcclusionCullingDebug(true);
tact->setOcclusionDebugMasks(0x1, 0x2, 0x4);
}
// add the statistics forground
statfg = OSG::SimpleStatisticsForeground::create();
statfg->setSize(25);
statfg->setColor(OSG::Color4f(0,1,0,0.7f));
statfg->addElement(OSG::RenderAction::statDrawTime,
"Draw FPS: %r.3f");
statfg->addElement(OSG::RenderAction::statNMatrices,
"Matrix Changes: %d");
statfg->addElement(OSG::RenderAction::statNStates,
"State Changes: %d");
statfg->addElement(OSG::RenderPartition::statCullTestedNodes,
"Cull-tested Nodes: %d");
statfg->addElement(OSG::RenderPartition::statCulledNodes,
"Culled Nodes: %d");
statfg->addElement(OSG::OcclusionCullingTreeBuilder::statNOccNodes,
"Nodes in DrawTree: %d");
statfg->addElement(OSG::OcclusionCullingTreeBuilder::statNOccTests,
"Occ Tests: %d");
statfg->addElement(OSG::OcclusionCullingTreeBuilder::statNOccInvisible,
"Invisible Nodes: %d");
statfg->addElement(OSG::OcclusionCullingTreeBuilder::statNOccSuccessTestPer,
"OCC Success rate: %per%%");
statfg->addElement(OSG::OcclusionCullingTreeBuilder::statNOccTriangles,
"Triangles culled: %d");
collector = statfg->getCollector();
tact->setStatCollector(collector);
#ifdef OSG_OLD_RENDER_ACTION
act ->setStatCollector(collector);
#endif
mgr->setAction(tact);
#ifdef OSG_OLD_RENDER_ACTION
mgr->setAction( act);
#endif
//tact->setOcclusionCullingMinimumFeatureSize(15);
//tact->setOcclusionCullingVisibilityThreshold(15);
//tact->setScreenLODCoverageThreshold(0.005);
if(show)
{
mainwin->getPort(0)->addForeground(statfg);
}
#ifdef OSG_WITH_NVPERFSDK
NVPMRESULT status;
status = NVPMInit();
if (status != NVPM_OK) {
FFATAL(("NVPerfSDK failed to initialize - no GPU data will be available"));
}
else
{
nvDataProvider->add("gpu_idle");
nvDataProvider->add("pixel_shader_busy");
nvDataProvider->add("vertex_shader_busy");
nvDataProvider->add("shader_waits_for_texture");
if (!nvDataProvider->add("OGL FPS"))
FLOG(("nvDataProvider::add: 'OGL FPS' failed!\n"));
statfg->addElement(GPUIdleStat);
statfg->addElement(PSBusyStat);
statfg->addElement(VSBusyStat);
statfg->addElement(TextureWaitStat);
statfg->addElement(OGLFPSStat);
}
#endif
// GLUT main loop
glutMainLoop();
return 0;
}