/*! \internal */ void QGLView::initializeGL() { d->logEnter("QGLView::initializeGL"); QGLPainter painter; painter.begin(); // Set the default depth buffer options. glEnable(GL_DEPTH_TEST); glDepthFunc(GL_LESS); glDepthMask(GL_TRUE); #if defined(QT_OPENGL_ES) glDepthRangef(0.0f, 1.0f); #else glDepthRange(0.0f, 1.0f); #endif // Set the default blend options. qt_gl_BlendColor(0, 0, 0, 0); qt_gl_BlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); qt_gl_BlendEquation(GL_FUNC_ADD); painter.setCullFaces(QGL::CullDisabled); initializeGL(&painter); d->logLeave("QGLView::initializeGL"); }
int main(int argc, char** argv) { gflags::ParseCommandLineFlags(&argc, &argv, true); google::InitGoogleLogging(argv[0]); // GLUT Window Initialization: glutInit(&argc, argv); glutInitWindowSize(640, 480); glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH); glutCreateWindow("GlutViewer"); // Initialize OpenGL graphics state initializeGL(); // Register callbacks glutDisplayFunc(display); glutReshapeFunc(reshape); glutMouseFunc(mouseButton); glutMotionFunc(mouseMotion); glutKeyboardFunc(Keyboard); // Create our popup menu buildPopupMenu(); glutAttachMenu(GLUT_RIGHT_BUTTON); // To do //const char *mesh_filename = "mesh.off"; //g_MeshViewer.open_mesh(mesh_filename); g_MeshViewer.parse_arguments(); // Turn the flow of control over to GLUT glutMainLoop(); return 0; }
int main(int argc, char* argv[]) { SDLOpenGL window("Test",0,0,1024,720); window.makeCurrent(); initializeGL(); bool _while=true; while(_while) { renderGL(); window.swapWindow(); SDL_Delay(10); if(SDL_QUIT==1) { _while=false; }; } SDL_Quit(); return 0; }
CGlutWindow::CGlutWindow(void) { m_pCameraArcball = new CArcBall(); m_pLightArcball = new CArcBall(); glutInitWindowSize (1026,770); glutInitWindowPosition (198, 0); main_window = glutCreateWindow ("Astronomy Multi-Volume Renderer"); m_dFieldOfView = 30.0; m_nWidth = 1; m_nHeight = 1; m_dRadius = 0.5*sqrt(12.0); m_vecCameraPosition.set(0.0, 0.0, 0.0,1.0); m_dCenter = m_dRadius/ sin(DEG2RAD(m_dFieldOfView)/2.0); m_dZoom = 1.0; dZoom = 0.0; m_dTranslateX = 0.0; m_dTranslateY = 0.0; m_nMouseState = 0; m_bDragging = false; m_bZooming = false; m_bRotating = false; m_bExternalMouseHandling = false; initializeGL(); }
void GLWidget::OpenNewDataset(QString datasetname, Vec3i volumedim) { datasetName = datasetname; volumeDim = volumedim; initializeGL(); updateGL(); }
int main(int argc, char** argv) { // initialize openGL window glutInit(&argc, argv); glutInitWindowPosition(300, 200); glutInitWindowSize(600, 400); glutInitDisplayMode(GLUT_RGB | GLUT_DOUBLE | GLUT_DEPTH); glutCreateWindow("TU Darmstadt, MBorner"); // link functions to certain openGL events glutDisplayFunc(renderScene); glutReshapeFunc(reshape); glutMouseFunc(mousePressed); glutMotionFunc(mouseMoved); glutKeyboardFunc(keyPressed); // further initializations setDefaults(); initializeGL(); // data structure stuff std::cout << heDS << std::endl << std::endl; if (heDS.getHalfEdges().size() > 0) activeHE = heDS.getHalfEdges().front(); else activeHE = nullptr; // activate main loop glutMainLoop(); return 0; }
void drawerWidget::paintEvent(QPaintEvent*) { /*Если буфферы поддерживаются*/ QPainter painter; if(hasbuffers) { painter.begin(pbuffer); pbuffer->makeCurrent(); initializeGL(); resizeGL(width(),height()); paintGL(); painter.end(); buffer = pbuffer->toImage().copy(0,512 - height(),width(), height()).convertToFormat(QImage::Format_RGB32); painter.begin(this); painter.drawImage(0,0,buffer); painter.end(); } else { /*Ничего нет!*/ } }
void MantidGLWidget::setSurface(boost::shared_ptr<ProjectionSurface> surface) { m_surface = surface; connect(m_surface.get(),SIGNAL(redrawRequired()),this,SLOT(repaint()),Qt::QueuedConnection); m_firstFrame = true; initializeGL(); }
/* xextrusion initialization routine */ ENTRYPOINT void init_extrusion (ModeInfo * mi) { int screen = MI_SCREEN(mi); extrusionstruct *gp; if (MI_IS_WIREFRAME(mi)) do_light = 0; if (Extrusion == NULL) { if ((Extrusion = (extrusionstruct *) calloc(MI_NUM_SCREENS(mi), sizeof (extrusionstruct))) == NULL) return; } gp = &Extrusion[screen]; gp->window = MI_WINDOW(mi); if ((gp->glx_context = init_GL(mi)) != NULL) { reshape_extrusion(mi, MI_WIDTH(mi), MI_HEIGHT(mi)); initializeGL(mi, MI_WIDTH(mi), MI_HEIGHT(mi)); chooseExtrusionExample(mi); } else { MI_CLEARWINDOW(mi); } }
void TrackerArenaForm::paintEvent(QPaintEvent* e) { //qDebug() << "paintEvent1"; makeCurrent(); // glMatrixMode(GL_MODELVIEW); // glPushMatrix(); // glMatrixMode(GL_PROJECTION); // glPushMatrix(); initializeGL(); float ww = width(); float hh = height(); setupViewport(ww, hh); paintGLInternal(); // glMatrixMode(GL_MODELVIEW); // glPopMatrix(); // glMatrixMode(GL_PROJECTION); // glPopMatrix(); // QPainter painter(this); overlapOpenGL(painter); //painter.end(); //qDebug() << "paintEvent2"; }
void VasGLWidget::createPixelBuffer(QSize size) { QImage imgDummy; // If we haven't got a pixel buffer yet or if it's the wrong size... if(m_pBuffer==NULL || m_size!=size) { // Create a new VasGLPixelBuffer and remember its size delete m_pBuffer; m_pBuffer=new VasGLPixelBuffer(size); m_size=size; // Make sure the dummy image has the right size imgDummy=QImage(m_size.width(), m_size.height(), QImage::Format_ARGB32); imgDummy.bits(); // Make the GL context current m_pBuffer->makeCurrent(&imgDummy); // Initialize the pixel buffer initializeGL(); resizeGL(size.width(), size.height()); m_pBuffer->doneCurrent(); } }
GLWindow::GLWindow(QScreen *screen) : QWindow(screen) { QSurfaceFormat cformat; cformat.setDepthBufferSize(24); cformat.setMajorVersion(4); cformat.setMinorVersion(2); cformat.setProfile(QSurfaceFormat::CoreProfile); resize(800,600); setSurfaceType(OpenGLSurface); create(); _context = new QOpenGLContext; _context->setFormat(cformat); _context->create(); connect(this,SIGNAL(widthChanged(int)), this, SLOT(resizeGL())); connect(this,SIGNAL(heightChanged(int)), this, SLOT(resizeGL())); initializeGL(); resizeGL(); /*QTimer* timer = new QTimer(this); connect( timer, SIGNAL(timeout()), this, SLOT(update())); timer->start();*/ }
void System::initializeInstance() { initializeGL(); Engine* engine = Engine::getInstance(); engine->getMeshCache()->resize(10 * 1000000); // 10MB engine->getTextureCache()->resize(25 * 1000000); // 25MB engine->getAnimationCache()->resize(10 * 1000000); // 10MB ProfileManager::getInstance()->loadProfiles(); MainWindow* win = new MainWindow; win->show(); win->initialize(); connect(qApp, SIGNAL(lastWindowClosed()), this, SLOT(destroyInstance())); EntityManager::getInstance(); initializing = false; emit initializationDone(); }
/*! \internal */ void QGLView::initializeGL() { d->logEnter("QGLView::initializeGL"); QGLPainter painter; painter.begin(); // Set the default depth buffer options. glEnable(GL_DEPTH_TEST); glDepthFunc(GL_LESS); glDepthMask(GL_TRUE); #if defined(QT_OPENGL_ES) glDepthRangef(0.0f, 1.0f); #else glDepthRange(0.0f, 1.0f); #endif // Set the default blend options. if (painter.hasOpenGLFeature(QOpenGLFunctions::BlendColor)) painter.glBlendColor(0, 0, 0, 0); glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA); if (painter.hasOpenGLFeature(QOpenGLFunctions::BlendEquation)) painter.glBlendEquation(GL_FUNC_ADD); else if (painter.hasOpenGLFeature(QOpenGLFunctions::BlendEquationSeparate)) painter.glBlendEquationSeparate(GL_FUNC_ADD, GL_FUNC_ADD); glDisable(GL_CULL_FACE); initializeGL(&painter); d->logLeave("QGLView::initializeGL"); }
tui::LayoutCanvas::LayoutCanvas(wxWindow *parent, const wxPoint& pos, const wxSize& size, int* attribList): wxGLCanvas(parent, ID_TPD_CANVAS, pos, size, 0,wxT("LayoutCanvas"), attribList) { // if (!wxGLCanvas::IsDisplaySupported(attribList)) return; #ifdef __WXGTK__ // Here we'll have to check that we've got what we've asked for. It is // quite possible that we can't get the requested GL visual. If that is the case // we'll have to aboandon the init sequence right here, otherwise Toped will // crash. x_visual = (XVisualInfo*) m_vi; if (NULL == x_visual) return; #endif crossCur = MakeCursor(crosscursor,16, 16); //crossCur = DEBUG_NEW wxCursor((const char*)crosscursor,16, 16); SetCursor(*crossCur); tmp_wnd = false; mouse_input = false; rubber_band = false; restricted_move = false; invalid_window = false; reperX = reperY = long_cursor = false; initializeGL(); ap_trigger = 10; glfInit(); }
Viewer::Viewer(float width, float height) : m_window{ sf::VideoMode(width, height), "Computer Graphics Practicals", sf::Style::Default, sf::ContextSettings{ 24 /* depth*/, 8 /*stencil*/, 4 /*anti aliasing level*/, 4 /*GL major version*/, 0 /*GL minor version*/} }, m_modeInformationTextDisappearanceTime{ clock::now() + g_modeInformationTextTimeout }, m_modeInformationText{ "Arcball Camera Activated" }, m_applicationRunning{ true }, m_animationLoop{ false }, m_animationIsStarted{ false }, m_loopDuration{0}, m_simulationTime{0}, m_screenshotCounter{0}, m_helpDisplayed{false}, m_lastEventHandleTime{ clock::now() } { sf::ContextSettings settings = m_window.getSettings(); LOG( info, "Settings of OPENGL Context created by SFML"); LOG( info, "\tdepth bits: " << settings.depthBits ); LOG( info, "\tstencil bits: " << settings.stencilBits ); LOG( info, "\tantialiasing level: " << settings.antialiasingLevel); LOG( info, "\tGL version: " << glGetString( GL_VERSION ) ); LOG( info, "\tGL renderer: " << glGetString( GL_RENDERER ) ); //Initialize the camera float ratio = width/height; m_camera.setRatio(ratio); //Set up GLEW initializeGL(); //Initialize the text engine (this SHOULD be done after initializeGL, as the text //engine store some data on the graphic card) m_tengine.init(); m_tengine.setWindowDimensions( m_window.getSize().x, m_window.getSize().y ); }
MyGLWindow::MyGLWindow(EGLconfig *_config, std::string fragmentShader, std::string textureName) : EGLWindow(_config) , _fragmentShader(fragmentShader) , _textureName(textureName) , _texture0(0) { initializeGL(); srand(time(NULL)); }
//--------------------------------------------------------------------------- void __fastcall TOpenGL_Form::FormCreate(TObject *Sender) { ghDC = GetDC(Handle); if (!bSetupPixelFormat(ghDC)) Close(); ghRC = wglCreateContext(ghDC); wglMakeCurrent(ghDC, ghRC); initializeGL(ClientRect.Right, ClientRect.Bottom); }
ThisPrivate(SimpleMultiSampleFBO * s):super(s){ glClearDepth(1); glClearColor(0,0,0,0); #ifdef _DEBUG_OPENGL_QT_ QGLDebugTool::setSimpleCallbackFunction(); QGLDebugTool::test(); #endif initializeGL(); }
void WindowQt::initialize() { makeCurrent(); initializeGL(); doneCurrent(); m_initialized = true; }
GLWidget::GLWidget(QWidget *parent) : QWidget(parent), lbut(false), rbut(false), zoom(4), tx(0), ty(0), rx(0), ry(0), waitForToothSelection(false), toothSelected(0), pickingMode(false), context(0), fbo(0) { this->setMouseTracking(true); initializeGL(); }
DepthImageItem::DepthImageItem(QVector3D pos, QVector3D size, QImage depth, QImage shaded, QColor color, Viewport* viewport) : QObject(viewport), pos(pos), size(size), depth(depth), shaded(shaded), color(color), viewport(viewport) { initializeGL(); // Force a redraw of the viewport when this object is created. viewport->scene->invalidate(QRect(), QGraphicsScene::BackgroundLayer); }
void GLRasterTexture::updateGL(bool coreProfile) { if(m_program == 0) { // has not been initialised yet, do that instead initializeGL(coreProfile); } else { m_vbo.bind(); m_vbo.allocate(constData(), m_count * sizeof(GLfloat)); m_vbo.release(); m_built = true; } }
MeshViewerWidget::MeshViewerWidget(QWidget* parent /*= 0*/) : QGLViewerWidget(parent) , mesh_viewer_core_(*this) { initializeGL(); add_draw_mode("Points"); add_draw_mode("Hidden-Line"); #if defined(OM_USE_OSG) && OM_USE_OSG add_draw_mode("OpenSG Indices"); #endif }
GlutWindow::GlutWindow(void) { nWidth = 1024; nHeight = 800; glutInitDisplayMode(GLUT_DEPTH | GLUT_DOUBLE | GLUT_RGB); glutInitWindowSize (nWidth,nHeight); glutInitWindowPosition (0, 0); glutCreateWindow ("AI Project"); initializeGL(); }
int main(int argc, char *argv[]) { SDLOpenGL window("test",0,0,1024,720); window.makeCurrent(); initializeGL(); while(true) { renderGL(); window.swapWindow(); SDL_Delay(10); } std::cout<<"Working\n"; }
GameState::GameState(difficulty d) { m_difficulty = d; m_level = 0; m_balls = 3; m_blocks_destroyed = 0; m_paddle = 0; resetBall(); buildLevel(); initializeGL(); g_sound_engine.playSound(NEW_GAME); }
int main(int argc, char *argv[]) { string recipe = parseCLArgs(argc, argv); // Initialize GLFW if( !glfwInit() ) exit( EXIT_FAILURE ); #ifdef __APPLE__ // Select OpenGL 4.1 glfwWindowHint( GLFW_CONTEXT_VERSION_MAJOR, 4 ); glfwWindowHint( GLFW_CONTEXT_VERSION_MINOR, 1 ); #else // Select OpenGL 4.3 glfwWindowHint( GLFW_CONTEXT_VERSION_MAJOR, 4 ); glfwWindowHint( GLFW_CONTEXT_VERSION_MINOR, 3 ); #endif glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE); glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE); glfwWindowHint(GLFW_RESIZABLE, GL_FALSE); glfwWindowHint(GLFW_OPENGL_DEBUG_CONTEXT, GL_TRUE); // Open the window string title = "Chapter 02 -- " + recipe; window = glfwCreateWindow( WIN_WIDTH, WIN_HEIGHT, title.c_str(), NULL, NULL ); if( ! window ) { glfwTerminate(); exit( EXIT_FAILURE ); } glfwMakeContextCurrent(window); // Load the OpenGL functions. if( ogl_LoadFunctions() == ogl_LOAD_FAILED ) { glfwTerminate(); exit(EXIT_FAILURE); } GLUtils::dumpGLInfo(); // Initialization initializeGL(); resizeGL(WIN_WIDTH,WIN_HEIGHT); // Enter the main loop mainLoop(); // Close window and terminate GLFW glfwTerminate(); // Exit program exit( EXIT_SUCCESS ); }
/** * @brief Constructeur paramétré * * Permet d'initialiser la fenêtre et les propriétés de la zone de rendu OpenGL * * @param screen Propriétés de l'écran */ Window::Window(QScreen *screen) : QWindow(screen), m_scene(new MovingColoredTriangle(this)) { // On définit le type de la zone de rendu, dans notre cas il // s'agit d'une zone OpenGL setSurfaceType(QSurface::OpenGLSurface); // Puis on définit les propriétés de la zone de rendu QSurfaceFormat format; format.setDepthBufferSize(24); format.setMajorVersion(4); format.setMinorVersion(3); format.setSamples(4); // Multisampling x4 format.setProfile(QSurfaceFormat::CoreProfile); // Fonctions obsolètes d'OpenGL non disponibles format.setOption(QSurfaceFormat::DebugContext); // On applique le format et on créer la fenêtre setFormat(format); create(); resize(800, 600); setTitle("OpenGLSBExamplesQt - MovingColoredTriangle"); // On créer le contexte OpenGL et on définit son format m_context = new QOpenGLContext; m_context->setFormat(format); m_context->create(); m_context->makeCurrent(this); // On définit le contexte OpenGL de la scène m_scene->setContext(m_context); m_timer.start(); initializeGL(); connect(this, SIGNAL(widthChanged(int)), this, SLOT(resizeGL())); connect(this, SIGNAL(heightChanged(int)), this, SLOT(resizeGL())); resizeGL(); // Création d'un timer permettant la mise à jour de la zone de rendu 60 fois par seconde QTimer* timer = new QTimer(this); connect(timer, SIGNAL(timeout()), this, SLOT(updateScene())); timer->start(16); // f = 1 / 16.10e-3 = 60Hz }
HGLRC CDrawableWidget::InitOglStuff() { /*if(!m_bOglInitialized) {*/ // TRACE("Initialized OGL stuff\n"); // m_ghDC = GetDC(); if (!SetupPixelFormat()) { // return; // PostQuitMessage (0); } HGLRC ghRC = wglCreateContext(SafeGrabDC()->GetSafeHdc()); if(ghRC != NULL) { m_bOglInitialized = true; } else { DWORD nCurrError = GetLastError(); LPVOID lpMsgBuf; FormatMessage( FORMAT_MESSAGE_ALLOCATE_BUFFER | FORMAT_MESSAGE_FROM_SYSTEM, NULL, nCurrError, MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), (LPTSTR) &lpMsgBuf, 0, NULL ); TRACE("CreateContext failed %d (\"%s\")\n", nCurrError, lpMsgBuf); } wglMakeCurrent(SafeGrabDC()->GetSafeHdc(), ghRC); GetClientRect(&m_rect); // TRACE("%d %d -- %d %d\n", m_rect.right, m_rect.top, m_rect.left, m_rect.bottom); initializeGL(m_rect.right, m_rect.bottom, TRUE, m_lfNear, m_lfFar); m_lfAspect = m_rect.right/(double)m_rect.bottom; if(m_bRayPickerValid) { SetRayPickerVals(m_rayPicker); } return ghRC; }