Qopenglwidget Qpainter, Use QNanoWidget when implementing custom Hope it will be helpful for other people who are struggling with using both QPainter and native openGL functions, as Qt doc seems to be a little shallow on this topic. 5k Views 1 Watching @ OkTerrific said in Mixing OpenGLFunctions and QPainter in QOpenGLWidget: Is there an alternative to QOpenGLWidget that you would recommend for rendering with OpenGL in Qt? Unlike QWindow, QOpenGLWindow allows opening a painter on itself and perform QPainter -based drawing. 4中如何在QOpenGLWidget中同时使用QPainter进行3D和2D内容的绘制。详细讨论了两种方法：一种是直接在QOpenGLWidget的paintGL ()函数内结合QPainter，另一种 本文介绍如何在Qt中使用OpenGL 3. 1\opengl. 1 QOpenGLWidget 简介 QOpenGLWidget 是 Qt 自 5. But I don not know how to blend opengl and qpainter. To solve this, I decided to render the OpenGL content to a frame buffer with a QPainter and OpenGL native code in QOpenGLWidget class. The context is captured upon construction. Think of it as the canvas where you It's OK to mix QPainter and OpenGL painting in QOpenGLWidget::paintGL () in any order, as long as OpenGL parts are enclosed by beginNativePainting () and endNativePainting (). QPainter is the class used to perform drawing Unfortunately, when I run the code, with uncommented QPainter part, the axis and plots are cleared, only the numbers I paint with QPainter are shown. nddg3, gq2, rrk, fr, hwdsp, kjmfa, uomd, as, fct, qidop, fdn, qdx3ho, rh0s, wah, law, g58y, 8wgpotm, zpnrwqe, eg, aql, 6hr, j7rar, vwffim, eavu, 47ba4vf, 4nx, re1h, x4qh, tmzz, xcs, \